diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 9c67c07..1207f7b 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -44,14 +44,11 @@ jobs:
           npm ci
           npm run build:release
 
-      # 2. Refresh the copies the docs site embeds.
+      # 2. Refresh the copy the docs site embeds. The worker is inlined into
+      #    orb.min.js, so there are no separate worker chunks to copy.
       - name: Sync bundle into docs site
         run: |
           cp dist/browser/orb.min.js docs/site/public/orb.min.js
-          cp dist/browser/orb.worker.min.js docs/site/public/orb.worker.min.js
-          # The module worker loads this shared vendor chunk as a sibling; without
-          # it the worker fails silently and layout simulation never runs.
-          cp dist/browser/orb.worker.vendor.min.js docs/site/public/orb.worker.vendor.min.js
 
       # 3. Build the VitePress site.
       - name: Build docs
diff --git a/docs/site/public/orb.min.js b/docs/site/public/orb.min.js
index a5d3127..9e03f70 100644
--- a/docs/site/public/orb.min.js
+++ b/docs/site/public/orb.min.js
@@ -1,2 +1,2 @@
 /*! For license information please see orb.min.js.LICENSE.txt */
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this.setZoom(this._limitZoom(this._zoom)),this.options.zoomSnap||this.fire("viewreset"),this._stop()},locate:function(t){if(t=this._locateOptions=e({timeout:1e4,watch:!1},t),!("geolocation"in navigator))return this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this;var i=n(this._handleGeolocationResponse,this),o=n(this._handleGeolocationError,this);return t.watch?this._locationWatchId=navigator.geolocation.watchPosition(i,o,t):navigator.geolocation.getCurrentPosition(i,o,t),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch&&navigator.geolocation.clearWatch(this._locationWatchId),this._locateOptions&&(this._locateOptions.setView=!1),this},_handleGeolocationError:function(t){if(this._container._leaflet_id){var e=t.code,i=t.message||(1===e?"permission denied":2===e?"position unavailable":"timeout");this._locateOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:e,message:"Geolocation error: 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0!==this._locationWatchId&&this.stopLocate(),this._stop(),se(this._mapPane),this._clearControlPos&&this._clearControlPos(),this._resizeRequest&&(T(this._resizeRequest),this._resizeRequest=null),this._clearHandlers(),this._loaded&&this.fire("unload"),this._layers)this._layers[t].remove();for(t in this._panes)se(this._panes[t]);return this._layers=[],this._panes=[],delete this._mapPane,delete this._renderer,this},createPane:function(t,e){var i=oe("div","leaflet-pane"+(t?" leaflet-"+t.replace("Pane","")+"-pane":""),e||this._mapPane);return t&&(this._panes[t]=i),i},getCenter:function(){return this._checkIfLoaded(),this._lastCenter&&!this._moved()?this._lastCenter:this.layerPointToLatLng(this._getCenterLayerPoint())},getZoom:function(){return this._zoom},getBounds:function(){var t=this.getPixelBounds();return new z(this.unproject(t.getBottomLeft()),this.unproject(t.getTopRight()))},getMinZoom:function(){return void 0===this.options.minZoom?this._layersMinZoom||0:this.options.minZoom},getMaxZoom:function(){return void 0===this.options.maxZoom?void 0===this._layersMaxZoom?1/0:this._layersMaxZoom:this.options.maxZoom},getBoundsZoom:function(t,e,i){t=B(t),i=D(i||[0,0]);var n=this.getZoom()||0,o=this.getMinZoom(),s=this.getMaxZoom(),r=t.getNorthWest(),a=t.getSouthEast(),h=this.getSize().subtract(i),l=R(this.project(a,n),this.project(r,n)).getSize(),u=Ot.any3d?this.options.zoomSnap:1,d=h.x/l.x,c=h.y/l.y,_=e?Math.max(d,c):Math.min(d,c);return n=this.getScaleZoom(_,n),u&&(n=Math.round(n/(u/100))*(u/100),n=e?Math.ceil(n/u)*u:Math.floor(n/u)*u),Math.max(o,Math.min(s,n))},getSize:function(){return this._size&&!this._sizeChanged||(this._size=new N(this._container.clientWidth||0,this._container.clientHeight||0),this._sizeChanged=!1),this._size.clone()},getPixelBounds:function(t,e){var i=this._getTopLeftPoint(t,e);return new O(i,i.add(this.getSize()))},getPixelOrigin:function(){return this._checkIfLoaded(),this._pixelOrigin},getPixelWorldBounds:function(t){return this.options.crs.getProjectedBounds(void 0===t?this.getZoom():t)},getPane:function(t){return"string"==typeof t?this._panes[t]:t},getPanes:function(){return this._panes},getContainer:function(){return this._container},getZoomScale:function(t,e){var i=this.options.crs;return e=void 0===e?this._zoom:e,i.scale(t)/i.scale(e)},getScaleZoom:function(t,e){var i=this.options.crs;e=void 0===e?this._zoom:e;var n=i.zoom(t*i.scale(e));return isNaN(n)?1/0:n},project:function(t,e){return e=void 0===e?this._zoom:e,this.options.crs.latLngToPoint(U(t),e)},unproject:function(t,e){return e=void 0===e?this._zoom:e,this.options.crs.pointToLatLng(D(t),e)},layerPointToLatLng:function(t){var e=D(t).add(this.getPixelOrigin());return this.unproject(e)},latLngToLayerPoint:function(t){return this.project(U(t))._round()._subtract(this.getPixelOrigin())},wrapLatLng:function(t){return this.options.crs.wrapLatLng(U(t))},wrapLatLngBounds:function(t){return this.options.crs.wrapLatLngBounds(B(t))},distance:function(t,e){return this.options.crs.distance(U(t),U(e))},containerPointToLayerPoint:function(t){return D(t).subtract(this._getMapPanePos())},layerPointToContainerPoint:function(t){return D(t).add(this._getMapPanePos())},containerPointToLatLng:function(t){var e=this.containerPointToLayerPoint(D(t));return this.layerPointToLatLng(e)},latLngToContainerPoint:function(t){return this.layerPointToContainerPoint(this.latLngToLayerPoint(U(t)))},mouseEventToContainerPoint:function(t){return Ue(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){var e=this._container=ie(t);if(!e)throw new Error("Map container not found.");if(e._leaflet_id)throw new Error("Map container is already initialized.");Ce(e,"scroll",this._onScroll,this),this._containerId=s(e)},_initLayout:function(){var t=this._container;this._fadeAnimated=this.options.fadeAnimation&&Ot.any3d,ue(t,"leaflet-container"+(Ot.touch?" leaflet-touch":"")+(Ot.retina?" leaflet-retina":"")+(Ot.ielt9?" leaflet-oldie":"")+(Ot.safari?" leaflet-safari":"")+(this._fadeAnimated?" leaflet-fade-anim":""));var e=ne(t,"position");"absolute"!==e&&"relative"!==e&&"fixed"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._paneRenderers={},this._mapPane=this.createPane("mapPane",this._container),me(this._mapPane,new N(0,0)),this.createPane("tilePane"),this.createPane("overlayPane"),this.createPane("shadowPane"),this.createPane("markerPane"),this.createPane("tooltipPane"),this.createPane("popupPane"),this.options.markerZoomAnimation||(ue(t.markerPane,"leaflet-zoom-hide"),ue(t.shadowPane,"leaflet-zoom-hide"))},_resetView:function(t,e){me(this._mapPane,new N(0,0));var i=!this._loaded;this._loaded=!0,e=this._limitZoom(e),this.fire("viewprereset");var n=this._zoom!==e;this._moveStart(n,!1)._move(t,e)._moveEnd(n),this.fire("viewreset"),i&&this.fire("load")},_moveStart:function(t,e){return t&&this.fire("zoomstart"),e||this.fire("movestart"),this},_move:function(t,e,i,n){void 0===e&&(e=this._zoom);var o=this._zoom!==e;return this._zoom=e,this._lastCenter=t,this._pixelOrigin=this._getNewPixelOrigin(t),n?i&&i.pinch&&this.fire("zoom",i):((o||i&&i.pinch)&&this.fire("zoom",i),this.fire("move",i)),this},_moveEnd:function(t){return t&&this.fire("zoomend"),this.fire("moveend")},_stop:function(){return T(this._flyToFrame),this._panAnim&&this._panAnim.stop(),this},_rawPanBy:function(t){me(this._mapPane,this._getMapPanePos().subtract(t))},_getZoomSpan:function(){return this.getMaxZoom()-this.getMinZoom()},_panInsideMaxBounds:function(){this._enforcingBounds||this.panInsideBounds(this.options.maxBounds)},_checkIfLoaded:function(){if(!this._loaded)throw new Error("Set map center and zoom first.")},_initEvents:function(t){this._targets={},this._targets[s(this._container)]=this;var e=t?Me:Ce;e(this._container,"click dblclick mousedown mouseup mouseover mouseout mousemove contextmenu keypress keydown keyup",this._handleDOMEvent,this),this.options.trackResize&&e(window,"resize",this._onResize,this),Ot.any3d&&this.options.transform3DLimit&&(t?this.off:this.on).call(this,"moveend",this._onMoveEnd)},_onResize:function(){T(this._resizeRequest),this._resizeRequest=E(function(){this.invalidateSize({debounceMoveend:!0})},this)},_onScroll:function(){this._container.scrollTop=0,this._container.scrollLeft=0},_onMoveEnd:function(){var t=this._getMapPanePos();Math.max(Math.abs(t.x),Math.abs(t.y))>=this.options.transform3DLimit&&this._resetView(this.getCenter(),this.getZoom())},_findEventTargets:function(t,e){for(var i,n=[],o="mouseout"===e||"mouseover"===e,r=t.target||t.srcElement,a=!1;r;){if((i=this._targets[s(r)])&&("click"===e||"preclick"===e)&&this._draggableMoved(i)){a=!0;break}if(i&&i.listens(e,!0)){if(o&&!Fe(r,t))break;if(n.push(i),o)break}if(r===this._container)break;r=r.parentNode}return n.length||a||o||!this.listens(e,!0)||(n=[this]),n},_isClickDisabled:function(t){for(;t!==this._container;){if(t._leaflet_disable_click)return!0;t=t.parentNode}},_handleDOMEvent:function(t){var e=t.target||t.srcElement;if(!(!this._loaded||e._leaflet_disable_events||"click"===t.type&&this._isClickDisabled(e))){var i=t.type;"mousedown"===i&&we(e),this._fireDOMEvent(t,i)}},_mouseEvents:["click","dblclick","mouseover","mouseout","contextmenu"],_fireDOMEvent:function(t,i,n){if("click"===t.type){var o=e({},t);o.type="preclick",this._fireDOMEvent(o,o.type,n)}var s=this._findEventTargets(t,i);if(n){for(var r=[],a=0;a<n.length;a++)n[a].listens(i,!0)&&r.push(n[a]);s=r.concat(s)}if(s.length){"contextmenu"===i&&Be(t);var h=s[0],l={originalEvent:t};if("keypress"!==t.type&&"keydown"!==t.type&&"keyup"!==t.type){var u=h.getLatLng&&(!h._radius||h._radius<=10);l.containerPoint=u?this.latLngToContainerPoint(h.getLatLng()):this.mouseEventToContainerPoint(t),l.layerPoint=this.containerPointToLayerPoint(l.containerPoint),l.latlng=u?h.getLatLng():this.layerPointToLatLng(l.layerPoint)}for(a=0;a<s.length;a++)if(s[a].fire(i,l,!0),l.originalEvent._stopped||!1===s[a].options.bubblingMouseEvents&&-1!==m(this._mouseEvents,i))return}},_draggableMoved:function(t){return(t=t.dragging&&t.dragging.enabled()?t:this).dragging&&t.dragging.moved()||this.boxZoom&&this.boxZoom.moved()},_clearHandlers:function(){for(var t=0,e=this._handlers.length;t<e;t++)this._handlers[t].disable()},whenReady:function(t,e){return this._loaded?t.call(e||this,{target:this}):this.on("load",t,e),this},_getMapPanePos:function(){return ve(this._mapPane)||new N(0,0)},_moved:function(){var t=this._getMapPanePos();return t&&!t.equals([0,0])},_getTopLeftPoint:function(t,e){return(t&&void 0!==e?this._getNewPixelOrigin(t,e):this.getPixelOrigin()).subtract(this._getMapPanePos())},_getNewPixelOrigin:function(t,e){var i=this.getSize()._divideBy(2);return this.project(t,e)._subtract(i)._add(this._getMapPanePos())._round()},_latLngToNewLayerPoint:function(t,e,i){var n=this._getNewPixelOrigin(i,e);return this.project(t,e)._subtract(n)},_latLngBoundsToNewLayerBounds:function(t,e,i){var n=this._getNewPixelOrigin(i,e);return R([this.project(t.getSouthWest(),e)._subtract(n),this.project(t.getNorthWest(),e)._subtract(n),this.project(t.getSouthEast(),e)._subtract(n),this.project(t.getNorthEast(),e)._subtract(n)])},_getCenterLayerPoint:function(){return this.containerPointToLayerPoint(this.getSize()._divideBy(2))},_getCenterOffset:function(t){return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())},_limitCenter:function(t,e,i){if(!i)return t;var n=this.project(t,e),o=this.getSize().divideBy(2),s=new O(n.subtract(o),n.add(o)),r=this._getBoundsOffset(s,i,e);return r.round().equals([0,0])?t:this.unproject(n.add(r),e)},_limitOffset:function(t,e){if(!e)return t;var i=this.getPixelBounds(),n=new O(i.min.add(t),i.max.add(t));return t.add(this._getBoundsOffset(n,e))},_getBoundsOffset:function(t,e,i){var n=R(this.project(e.getNorthEast(),i),this.project(e.getSouthWest(),i)),o=n.min.subtract(t.min),s=n.max.subtract(t.max);return new N(this._rebound(o.x,-s.x),this._rebound(o.y,-s.y))},_rebound:function(t,e){return t+e>0?Math.round(t-e)/2:Math.max(0,Math.ceil(t))-Math.max(0,Math.floor(e))},_limitZoom:function(t){var e=this.getMinZoom(),i=this.getMaxZoom(),n=Ot.any3d?this.options.zoomSnap:1;return n&&(t=Math.round(t/n)*n),Math.max(e,Math.min(i,t))},_onPanTransitionStep:function(){this.fire("move")},_onPanTransitionEnd:function(){de(this._mapPane,"leaflet-pan-anim"),this.fire("moveend")},_tryAnimatedPan:function(t,e){var i=this._getCenterOffset(t)._trunc();return!(!0!==(e&&e.animate)&&!this.getSize().contains(i)||(this.panBy(i,e),0))},_createAnimProxy:function(){var t=this._proxy=oe("div","leaflet-proxy leaflet-zoom-animated");this._panes.mapPane.appendChild(t),this.on("zoomanim",function(t){var e=Jt,i=this._proxy.style[e];pe(this._proxy,this.project(t.center,t.zoom),this.getZoomScale(t.zoom,1)),i===this._proxy.style[e]&&this._animatingZoom&&this._onZoomTransitionEnd()},this),this.on("load moveend",this._animMoveEnd,this),this._on("unload",this._destroyAnimProxy,this)},_destroyAnimProxy:function(){se(this._proxy),this.off("load moveend",this._animMoveEnd,this),delete this._proxy},_animMoveEnd:function(){var t=this.getCenter(),e=this.getZoom();pe(this._proxy,this.project(t,e),this.getZoomScale(e,1))},_catchTransitionEnd:function(t){this._animatingZoom&&t.propertyName.indexOf("transform")>=0&&this._onZoomTransitionEnd()},_nothingToAnimate:function(){return!this._container.getElementsByClassName("leaflet-zoom-animated").length},_tryAnimatedZoom:function(t,e,i){if(this._animatingZoom)return!0;if(i=i||{},!this._zoomAnimated||!1===i.animate||this._nothingToAnimate()||Math.abs(e-this._zoom)>this.options.zoomAnimationThreshold)return!1;var n=this.getZoomScale(e),o=this._getCenterOffset(t)._divideBy(1-1/n);return!(!0!==i.animate&&!this.getSize().contains(o)||(E(function(){this._moveStart(!0,!1)._animateZoom(t,e,!0)},this),0))},_animateZoom:function(t,e,i,o){this._mapPane&&(i&&(this._animatingZoom=!0,this._animateToCenter=t,this._animateToZoom=e,ue(this._mapPane,"leaflet-zoom-anim")),this.fire("zoomanim",{center:t,zoom:e,noUpdate:o}),this._tempFireZoomEvent||(this._tempFireZoomEvent=this._zoom!==this._animateToZoom),this._move(this._animateToCenter,this._animateToZoom,void 0,!0),setTimeout(n(this._onZoomTransitionEnd,this),250))},_onZoomTransitionEnd:function(){this._animatingZoom&&(this._mapPane&&de(this._mapPane,"leaflet-zoom-anim"),this._animatingZoom=!1,this._move(this._animateToCenter,this._animateToZoom,void 0,!0),this._tempFireZoomEvent&&this.fire("zoom"),delete this._tempFireZoomEvent,this.fire("move"),this._moveEnd(!0))}});var Ve=C.extend({options:{position:"topright"},initialize:function(t){c(this,t)},getPosition:function(){return this.options.position},setPosition:function(t){var e=this._map;return e&&e.removeControl(this),this.options.position=t,e&&e.addControl(this),this},getContainer:function(){return this._container},addTo:function(t){this.remove(),this._map=t;var e=this._container=this.onAdd(t),i=this.getPosition(),n=t._controlCorners[i];return ue(e,"leaflet-control"),-1!==i.indexOf("bottom")?n.insertBefore(e,n.firstChild):n.appendChild(e),this._map.on("unload",this.remove,this),this},remove:function(){return this._map?(se(this._container),this.onRemove&&this.onRemove(this._map),this._map.off("unload",this.remove,this),this._map=null,this):this},_refocusOnMap:function(t){this._map&&t&&t.screenX>0&&t.screenY>0&&this._map.getContainer().focus()}}),Xe=function(t){return new Ve(t)};He.include({addControl:function(t){return t.addTo(this),this},removeControl:function(t){return t.remove(),this},_initControlPos:function(){var t=this._controlCorners={},e="leaflet-",i=this._controlContainer=oe("div",e+"control-container",this._container);function n(n,o){var s=e+n+" "+e+o;t[n+o]=oe("div",s,i)}n("top","left"),n("top","right"),n("bottom","left"),n("bottom","right")},_clearControlPos:function(){for(var t in this._controlCorners)se(this._controlCorners[t]);se(this._controlContainer),delete this._controlCorners,delete this._controlContainer}});var qe=Ve.extend({options:{collapsed:!0,position:"topright",autoZIndex:!0,hideSingleBase:!1,sortLayers:!1,sortFunction:function(t,e,i,n){return i<n?-1:n<i?1:0}},initialize:function(t,e,i){for(var n in c(this,i),this._layerControlInputs=[],this._layers=[],this._lastZIndex=0,this._handlingClick=!1,t)this._addLayer(t[n],n);for(n in e)this._addLayer(e[n],n,!0)},onAdd:function(t){this._initLayout(),this._update(),this._map=t,t.on("zoomend",this._checkDisabledLayers,this);for(var e=0;e<this._layers.length;e++)this._layers[e].layer.on("add remove",this._onLayerChange,this);return this._container},addTo:function(t){return Ve.prototype.addTo.call(this,t),this._expandIfNotCollapsed()},onRemove:function(){this._map.off("zoomend",this._checkDisabledLayers,this);for(var t=0;t<this._layers.length;t++)this._layers[t].layer.off("add remove",this._onLayerChange,this)},addBaseLayer:function(t,e){return this._addLayer(t,e),this._map?this._update():this},addOverlay:function(t,e){return this._addLayer(t,e,!0),this._map?this._update():this},removeLayer:function(t){t.off("add remove",this._onLayerChange,this);var e=this._getLayer(s(t));return e&&this._layers.splice(this._layers.indexOf(e),1),this._map?this._update():this},expand:function(){ue(this._container,"leaflet-control-layers-expanded"),this._section.style.height=null;var t=this._map.getSize().y-(this._container.offsetTop+50);return t<this._section.clientHeight?(ue(this._section,"leaflet-control-layers-scrollbar"),this._section.style.height=t+"px"):de(this._section,"leaflet-control-layers-scrollbar"),this._checkDisabledLayers(),this},collapse:function(){return de(this._container,"leaflet-control-layers-expanded"),this},_initLayout:function(){var t="leaflet-control-layers",e=this._container=oe("div",t),i=this.options.collapsed;e.setAttribute("aria-haspopup",!0),ze(e),Re(e);var n=this._section=oe("section",t+"-list");i&&(this._map.on("click",this.collapse,this),Ce(e,{mouseenter:function(){Ce(n,"click",Be),this.expand(),setTimeout(function(){Me(n,"click",Be)})},mouseleave:this.collapse},this));var o=this._layersLink=oe("a",t+"-toggle",e);o.href="#",o.title="Layers",o.setAttribute("role","button"),Ce(o,"click",Be),Ce(o,"focus",this.expand,this),i||this.expand(),this._baseLayersList=oe("div",t+"-base",n),this._separator=oe("div",t+"-separator",n),this._overlaysList=oe("div",t+"-overlays",n),e.appendChild(n)},_getLayer:function(t){for(var e=0;e<this._layers.length;e++)if(this._layers[e]&&s(this._layers[e].layer)===t)return this._layers[e]},_addLayer:function(t,e,i){this._map&&t.on("add remove",this._onLayerChange,this),this._layers.push({layer:t,name:e,overlay:i}),this.options.sortLayers&&this._layers.sort(n(function(t,e){return this.options.sortFunction(t.layer,e.layer,t.name,e.name)},this)),this.options.autoZIndex&&t.setZIndex&&(this._lastZIndex++,t.setZIndex(this._lastZIndex)),this._expandIfNotCollapsed()},_update:function(){if(!this._container)return this;re(this._baseLayersList),re(this._overlaysList),this._layerControlInputs=[];var t,e,i,n,o=0;for(i=0;i<this._layers.length;i++)n=this._layers[i],this._addItem(n),e=e||n.overlay,t=t||!n.overlay,o+=n.overlay?0:1;return this.options.hideSingleBase&&(t=t&&o>1,this._baseLayersList.style.display=t?"":"none"),this._separator.style.display=e&&t?"":"none",this},_onLayerChange:function(t){this._handlingClick||this._update();var e=this._getLayer(s(t.target)),i=e.overlay?"add"===t.type?"overlayadd":"overlayremove":"add"===t.type?"baselayerchange":null;i&&this._map.fire(i,e)},_createRadioElement:function(t,e){var i='<input type="radio" class="leaflet-control-layers-selector" name="'+t+'"'+(e?' checked="checked"':"")+"/>",n=document.createElement("div");return n.innerHTML=i,n.firstChild},_addItem:function(t){var e,i=document.createElement("label"),n=this._map.hasLayer(t.layer);t.overlay?((e=document.createElement("input")).type="checkbox",e.className="leaflet-control-layers-selector",e.defaultChecked=n):e=this._createRadioElement("leaflet-base-layers_"+s(this),n),this._layerControlInputs.push(e),e.layerId=s(t.layer),Ce(e,"click",this._onInputClick,this);var o=document.createElement("span");o.innerHTML=" "+t.name;var r=document.createElement("span");return i.appendChild(r),r.appendChild(e),r.appendChild(o),(t.overlay?this._overlaysList:this._baseLayersList).appendChild(i),this._checkDisabledLayers(),i},_onInputClick:function(){var t,e,i=this._layerControlInputs,n=[],o=[];this._handlingClick=!0;for(var s=i.length-1;s>=0;s--)t=i[s],e=this._getLayer(t.layerId).layer,t.checked?n.push(e):t.checked||o.push(e);for(s=0;s<o.length;s++)this._map.hasLayer(o[s])&&this._map.removeLayer(o[s]);for(s=0;s<n.length;s++)this._map.hasLayer(n[s])||this._map.addLayer(n[s]);this._handlingClick=!1,this._refocusOnMap()},_checkDisabledLayers:function(){for(var t,e,i=this._layerControlInputs,n=this._map.getZoom(),o=i.length-1;o>=0;o--)t=i[o],e=this._getLayer(t.layerId).layer,t.disabled=void 0!==e.options.minZoom&&n<e.options.minZoom||void 0!==e.options.maxZoom&&n>e.options.maxZoom},_expandIfNotCollapsed:function(){return this._map&&!this.options.collapsed&&this.expand(),this}}),$e=Ve.extend({options:{position:"topleft",zoomInText:'<span aria-hidden="true">+</span>',zoomInTitle:"Zoom in",zoomOutText:'<span aria-hidden="true">&#x2212;</span>',zoomOutTitle:"Zoom out"},onAdd:function(t){var e="leaflet-control-zoom",i=oe("div",e+" leaflet-bar"),n=this.options;return this._zoomInButton=this._createButton(n.zoomInText,n.zoomInTitle,e+"-in",i,this._zoomIn),this._zoomOutButton=this._createButton(n.zoomOutText,n.zoomOutTitle,e+"-out",i,this._zoomOut),this._updateDisabled(),t.on("zoomend zoomlevelschange",this._updateDisabled,this),i},onRemove:function(t){t.off("zoomend zoomlevelschange",this._updateDisabled,this)},disable:function(){return this._disabled=!0,this._updateDisabled(),this},enable:function(){return this._disabled=!1,this._updateDisabled(),this},_zoomIn:function(t){!this._disabled&&this._map._zoom<this._map.getMaxZoom()&&this._map.zoomIn(this._map.options.zoomDelta*(t.shiftKey?3:1))},_zoomOut:function(t){!this._disabled&&this._map._zoom>this._map.getMinZoom()&&this._map.zoomOut(this._map.options.zoomDelta*(t.shiftKey?3:1))},_createButton:function(t,e,i,n,o){var s=oe("a",i,n);return s.innerHTML=t,s.href="#",s.title=e,s.setAttribute("role","button"),s.setAttribute("aria-label",e),ze(s),Ce(s,"click",ke),Ce(s,"click",o,this),Ce(s,"click",this._refocusOnMap,this),s},_updateDisabled:function(){var t=this._map,e="leaflet-disabled";de(this._zoomInButton,e),de(this._zoomOutButton,e),this._zoomInButton.setAttribute("aria-disabled","false"),this._zoomOutButton.setAttribute("aria-disabled","false"),(this._disabled||t._zoom===t.getMinZoom())&&(ue(this._zoomOutButton,e),this._zoomOutButton.setAttribute("aria-disabled","true")),(this._disabled||t._zoom===t.getMaxZoom())&&(ue(this._zoomInButton,e),this._zoomInButton.setAttribute("aria-disabled","true"))}});He.mergeOptions({zoomControl:!0}),He.addInitHook(function(){this.options.zoomControl&&(this.zoomControl=new $e,this.addControl(this.zoomControl))});var Ye=Ve.extend({options:{position:"bottomleft",maxWidth:100,metric:!0,imperial:!0},onAdd:function(t){var e="leaflet-control-scale",i=oe("div",e),n=this.options;return this._addScales(n,e+"-line",i),t.on(n.updateWhenIdle?"moveend":"move",this._update,this),t.whenReady(this._update,this),i},onRemove:function(t){t.off(this.options.updateWhenIdle?"moveend":"move",this._update,this)},_addScales:function(t,e,i){t.metric&&(this._mScale=oe("div",e,i)),t.imperial&&(this._iScale=oe("div",e,i))},_update:function(){var t=this._map,e=t.getSize().y/2,i=t.distance(t.containerPointToLatLng([0,e]),t.containerPointToLatLng([this.options.maxWidth,e]));this._updateScales(i)},_updateScales:function(t){this.options.metric&&t&&this._updateMetric(t),this.options.imperial&&t&&this._updateImperial(t)},_updateMetric:function(t){var e=this._getRoundNum(t),i=e<1e3?e+" m":e/1e3+" km";this._updateScale(this._mScale,i,e/t)},_updateImperial:function(t){var e,i,n,o=3.2808399*t;o>5280?(e=o/5280,i=this._getRoundNum(e),this._updateScale(this._iScale,i+" mi",i/e)):(n=this._getRoundNum(o),this._updateScale(this._iScale,n+" ft",n/o))},_updateScale:function(t,e,i){t.style.width=Math.round(this.options.maxWidth*i)+"px",t.innerHTML=e},_getRoundNum:function(t){var e=Math.pow(10,(Math.floor(t)+"").length-1),i=t/e;return e*(i>=10?10:i>=5?5:i>=3?3:i>=2?2:1)}}),Ke=Ve.extend({options:{position:"bottomright",prefix:'<a href="https://leafletjs.com" title="A JavaScript library for interactive maps">'+(Ot.inlineSvg?'<svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" width="12" height="8"><path fill="#4C7BE1" d="M0 0h12v4H0z"/><path fill="#FFD500" d="M0 4h12v3H0z"/><path fill="#E0BC00" d="M0 7h12v1H0z"/></svg> ':"")+"Leaflet</a>"},initialize:function(t){c(this,t),this._attributions={}},onAdd:function(t){for(var e in t.attributionControl=this,this._container=oe("div","leaflet-control-attribution"),ze(this._container),t._layers)t._layers[e].getAttribution&&this.addAttribution(t._layers[e].getAttribution());return this._update(),t.on("layeradd",this._addAttribution,this),this._container},onRemove:function(t){t.off("layeradd",this._addAttribution,this)},_addAttribution:function(t){t.layer.getAttribution&&(this.addAttribution(t.layer.getAttribution()),t.layer.once("remove",function(){this.removeAttribution(t.layer.getAttribution())},this))},setPrefix:function(t){return this.options.prefix=t,this._update(),this},addAttribution:function(t){return t?(this._attributions[t]||(this._attributions[t]=0),this._attributions[t]++,this._update(),this):this},removeAttribution:function(t){return t?(this._attributions[t]&&(this._attributions[t]--,this._update()),this):this},_update:function(){if(this._map){var t=[];for(var e in this._attributions)this._attributions[e]&&t.push(e);var i=[];this.options.prefix&&i.push(this.options.prefix),t.length&&i.push(t.join(", ")),this._container.innerHTML=i.join(' <span aria-hidden="true">|</span> ')}}});He.mergeOptions({attributionControl:!0}),He.addInitHook(function(){this.options.attributionControl&&(new Ke).addTo(this)});Ve.Layers=qe,Ve.Zoom=$e,Ve.Scale=Ye,Ve.Attribution=Ke,Xe.layers=function(t,e,i){return new qe(t,e,i)},Xe.zoom=function(t){return new $e(t)},Xe.scale=function(t){return new Ye(t)},Xe.attribution=function(t){return new Ke(t)};var Qe=C.extend({initialize:function(t){this._map=t},enable:function(){return this._enabled||(this._enabled=!0,this.addHooks()),this},disable:function(){return this._enabled?(this._enabled=!1,this.removeHooks(),this):this},enabled:function(){return!!this._enabled}});Qe.addTo=function(t,e){return t.addHandler(e,this),this};var Je,ti={Events:A},ei=Ot.touch?"touchstart mousedown":"mousedown",ii=M.extend({options:{clickTolerance:3},initialize:function(t,e,i,n){c(this,n),this._element=t,this._dragStartTarget=e||t,this._preventOutline=i},enable:function(){this._enabled||(Ce(this._dragStartTarget,ei,this._onDown,this),this._enabled=!0)},disable:function(){this._enabled&&(ii._dragging===this&&this.finishDrag(!0),Me(this._dragStartTarget,ei,this._onDown,this),this._enabled=!1,this._moved=!1)},_onDown:function(t){if(this._enabled&&(this._moved=!1,!le(this._element,"leaflet-zoom-anim")))if(t.touches&&1!==t.touches.length)ii._dragging===this&&this.finishDrag();else if(!(ii._dragging||t.shiftKey||1!==t.which&&1!==t.button&&!t.touches||(ii._dragging=this,this._preventOutline&&we(this._element),xe(),qt(),this._moving))){this.fire("down");var e=t.touches?t.touches[0]:t,i=Ee(this._element);this._startPoint=new N(e.clientX,e.clientY),this._startPos=ve(this._element),this._parentScale=Te(i);var n="mousedown"===t.type;Ce(document,n?"mousemove":"touchmove",this._onMove,this),Ce(document,n?"mouseup":"touchend touchcancel",this._onUp,this)}},_onMove:function(t){if(this._enabled)if(t.touches&&t.touches.length>1)this._moved=!0;else{var e=t.touches&&1===t.touches.length?t.touches[0]:t,i=new N(e.clientX,e.clientY)._subtract(this._startPoint);(i.x||i.y)&&(Math.abs(i.x)+Math.abs(i.y)<this.options.clickTolerance||(i.x/=this._parentScale.x,i.y/=this._parentScale.y,Be(t),this._moved||(this.fire("dragstart"),this._moved=!0,ue(document.body,"leaflet-dragging"),this._lastTarget=t.target||t.srcElement,window.SVGElementInstance&&this._lastTarget instanceof window.SVGElementInstance&&(this._lastTarget=this._lastTarget.correspondingUseElement),ue(this._lastTarget,"leaflet-drag-target")),this._newPos=this._startPos.add(i),this._moving=!0,this._lastEvent=t,this._updatePosition()))}},_updatePosition:function(){var t={originalEvent:this._lastEvent};this.fire("predrag",t),me(this._element,this._newPos),this.fire("drag",t)},_onUp:function(){this._enabled&&this.finishDrag()},finishDrag:function(t){de(document.body,"leaflet-dragging"),this._lastTarget&&(de(this._lastTarget,"leaflet-drag-target"),this._lastTarget=null),Me(document,"mousemove touchmove",this._onMove,this),Me(document,"mouseup touchend touchcancel",this._onUp,this),be(),$t(),this._moved&&this._moving&&this.fire("dragend",{noInertia:t,distance:this._newPos.distanceTo(this._startPos)}),this._moving=!1,ii._dragging=!1}});function ni(t,e){if(!e||!t.length)return t.slice();var i=e*e;return function(t,e){var i=t.length,n=new(typeof Uint8Array!=void 0+""?Uint8Array:Array)(i);n[0]=n[i-1]=1,si(t,n,e,0,i-1);var o,s=[];for(o=0;o<i;o++)n[o]&&s.push(t[o]);return s}(t=function(t,e){for(var i=[t[0]],n=1,o=0,s=t.length;n<s;n++)li(t[n],t[o])>e&&(i.push(t[n]),o=n);return o<s-1&&i.push(t[s-1]),i}(t,i),i)}function oi(t,e,i){return Math.sqrt(ui(t,e,i,!0))}function si(t,e,i,n,o){var s,r,a,h=0;for(r=n+1;r<=o-1;r++)(a=ui(t[r],t[n],t[o],!0))>h&&(s=r,h=a);h>i&&(e[s]=1,si(t,e,i,n,s),si(t,e,i,s,o))}function ri(t,e,i,n,o){var s,r,a,h=n?Je:hi(t,i),l=hi(e,i);for(Je=l;;){if(!(h|l))return[t,e];if(h&l)return!1;a=hi(r=ai(t,e,s=h||l,i,o),i),s===h?(t=r,h=a):(e=r,l=a)}}function ai(t,e,i,n,o){var s,r,a=e.x-t.x,h=e.y-t.y,l=n.min,u=n.max;return 8&i?(s=t.x+a*(u.y-t.y)/h,r=u.y):4&i?(s=t.x+a*(l.y-t.y)/h,r=l.y):2&i?(s=u.x,r=t.y+h*(u.x-t.x)/a):1&i&&(s=l.x,r=t.y+h*(l.x-t.x)/a),new N(s,r,o)}function hi(t,e){var i=0;return t.x<e.min.x?i|=1:t.x>e.max.x&&(i|=2),t.y<e.min.y?i|=4:t.y>e.max.y&&(i|=8),i}function li(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n}function ui(t,e,i,n){var o,s=e.x,r=e.y,a=i.x-s,h=i.y-r,l=a*a+h*h;return l>0&&((o=((t.x-s)*a+(t.y-r)*h)/l)>1?(s=i.x,r=i.y):o>0&&(s+=a*o,r+=h*o)),a=t.x-s,h=t.y-r,n?a*a+h*h:new N(s,r)}function di(t){return!p(t[0])||"object"!=typeof t[0][0]&&void 0!==t[0][0]}function ci(t){return console.warn("Deprecated use of _flat, please use L.LineUtil.isFlat instead."),di(t)}var _i={__proto__:null,simplify:ni,pointToSegmentDistance:oi,closestPointOnSegment:function(t,e,i){return ui(t,e,i)},clipSegment:ri,_getEdgeIntersection:ai,_getBitCode:hi,_sqClosestPointOnSegment:ui,isFlat:di,_flat:ci};function fi(t,e,i){var n,o,s,r,a,h,l,u,d,c=[1,4,2,8];for(o=0,l=t.length;o<l;o++)t[o]._code=hi(t[o],e);for(r=0;r<4;r++){for(u=c[r],n=[],o=0,s=(l=t.length)-1;o<l;s=o++)a=t[o],h=t[s],a._code&u?h._code&u||((d=ai(h,a,u,e,i))._code=hi(d,e),n.push(d)):(h._code&u&&((d=ai(h,a,u,e,i))._code=hi(d,e),n.push(d)),n.push(a));t=n}return t}var gi={__proto__:null,clipPolygon:fi},pi={project:function(t){return new N(t.lng,t.lat)},unproject:function(t){return new k(t.y,t.x)},bounds:new O([-180,-90],[180,90])},mi={R:6378137,R_MINOR:6356752.314245179,bounds:new O([-20037508.34279,-15496570.73972],[20037508.34279,18764656.23138]),project:function(t){var e=Math.PI/180,i=this.R,n=t.lat*e,o=this.R_MINOR/i,s=Math.sqrt(1-o*o),r=s*Math.sin(n),a=Math.tan(Math.PI/4-n/2)/Math.pow((1-r)/(1+r),s/2);return n=-i*Math.log(Math.max(a,1e-10)),new N(t.lng*e*i,n)},unproject:function(t){for(var e,i=180/Math.PI,n=this.R,o=this.R_MINOR/n,s=Math.sqrt(1-o*o),r=Math.exp(-t.y/n),a=Math.PI/2-2*Math.atan(r),h=0,l=.1;h<15&&Math.abs(l)>1e-7;h++)e=s*Math.sin(a),e=Math.pow((1-e)/(1+e),s/2),a+=l=Math.PI/2-2*Math.atan(r*e)-a;return new k(a*i,t.x*i/n)}},vi={__proto__:null,LonLat:pi,Mercator:mi,SphericalMercator:W},yi=e({},F,{code:"EPSG:3395",projection:mi,transformation:function(){var t=.5/(Math.PI*mi.R);return V(t,.5,-t,.5)}()}),xi=e({},F,{code:"EPSG:4326",projection:pi,transformation:V(1/180,1,-1/180,.5)}),bi=e({},Z,{projection:pi,transformation:V(1,0,-1,0),scale:function(t){return Math.pow(2,t)},zoom:function(t){return Math.log(t)/Math.LN2},distance:function(t,e){var i=e.lng-t.lng,n=e.lat-t.lat;return Math.sqrt(i*i+n*n)},infinite:!0});Z.Earth=F,Z.EPSG3395=yi,Z.EPSG3857=X,Z.EPSG900913=q,Z.EPSG4326=xi,Z.Simple=bi;var wi=M.extend({options:{pane:"overlayPane",attribution:null,bubblingMouseEvents:!0},addTo:function(t){return t.addLayer(this),this},remove:function(){return this.removeFrom(this._map||this._mapToAdd)},removeFrom:function(t){return t&&t.removeLayer(this),this},getPane:function(t){return this._map.getPane(t?this.options[t]||t:this.options.pane)},addInteractiveTarget:function(t){return this._map._targets[s(t)]=this,this},removeInteractiveTarget:function(t){return delete this._map._targets[s(t)],this},getAttribution:function(){return this.options.attribution},_layerAdd:function(t){var e=t.target;if(e.hasLayer(this)){if(this._map=e,this._zoomAnimated=e._zoomAnimated,this.getEvents){var i=this.getEvents();e.on(i,this),this.once("remove",function(){e.off(i,this)},this)}this.onAdd(e),this.fire("add"),e.fire("layeradd",{layer:this})}}});He.include({addLayer:function(t){if(!t._layerAdd)throw new Error("The provided object is not a Layer.");var e=s(t);return this._layers[e]||(this._layers[e]=t,t._mapToAdd=this,t.beforeAdd&&t.beforeAdd(this),this.whenReady(t._layerAdd,t)),this},removeLayer:function(t){var e=s(t);return this._layers[e]?(this._loaded&&t.onRemove(this),delete this._layers[e],this._loaded&&(this.fire("layerremove",{layer:t}),t.fire("remove")),t._map=t._mapToAdd=null,this):this},hasLayer:function(t){return s(t)in this._layers},eachLayer:function(t,e){for(var i in this._layers)t.call(e,this._layers[i]);return this},_addLayers:function(t){for(var e=0,i=(t=t?p(t)?t:[t]:[]).length;e<i;e++)this.addLayer(t[e])},_addZoomLimit:function(t){isNaN(t.options.maxZoom)&&isNaN(t.options.minZoom)||(this._zoomBoundLayers[s(t)]=t,this._updateZoomLevels())},_removeZoomLimit:function(t){var e=s(t);this._zoomBoundLayers[e]&&(delete this._zoomBoundLayers[e],this._updateZoomLevels())},_updateZoomLevels:function(){var t=1/0,e=-1/0,i=this._getZoomSpan();for(var n in this._zoomBoundLayers){var o=this._zoomBoundLayers[n].options;t=void 0===o.minZoom?t:Math.min(t,o.minZoom),e=void 0===o.maxZoom?e:Math.max(e,o.maxZoom)}this._layersMaxZoom=e===-1/0?void 0:e,this._layersMinZoom=t===1/0?void 0:t,i!==this._getZoomSpan()&&this.fire("zoomlevelschange"),void 0===this.options.maxZoom&&this._layersMaxZoom&&this.getZoom()>this._layersMaxZoom&&this.setZoom(this._layersMaxZoom),void 0===this.options.minZoom&&this._layersMinZoom&&this.getZoom()<this._layersMinZoom&&this.setZoom(this._layersMinZoom)}});var Si=wi.extend({initialize:function(t,e){var i,n;if(c(this,e),this._layers={},t)for(i=0,n=t.length;i<n;i++)this.addLayer(t[i])},addLayer:function(t){var e=this.getLayerId(t);return this._layers[e]=t,this._map&&this._map.addLayer(t),this},removeLayer:function(t){var e=t in this._layers?t:this.getLayerId(t);return this._map&&this._layers[e]&&this._map.removeLayer(this._layers[e]),delete this._layers[e],this},hasLayer:function(t){return("number"==typeof t?t:this.getLayerId(t))in this._layers},clearLayers:function(){return this.eachLayer(this.removeLayer,this)},invoke:function(t){var e,i,n=Array.prototype.slice.call(arguments,1);for(e in this._layers)(i=this._layers[e])[t]&&i[t].apply(i,n);return this},onAdd:function(t){this.eachLayer(t.addLayer,t)},onRemove:function(t){this.eachLayer(t.removeLayer,t)},eachLayer:function(t,e){for(var i in this._layers)t.call(e,this._layers[i]);return this},getLayer:function(t){return this._layers[t]},getLayers:function(){var t=[];return this.eachLayer(t.push,t),t},setZIndex:function(t){return this.invoke("setZIndex",t)},getLayerId:function(t){return s(t)}}),Ei=Si.extend({addLayer:function(t){return this.hasLayer(t)?this:(t.addEventParent(this),Si.prototype.addLayer.call(this,t),this.fire("layeradd",{layer:t}))},removeLayer:function(t){return this.hasLayer(t)?(t in this._layers&&(t=this._layers[t]),t.removeEventParent(this),Si.prototype.removeLayer.call(this,t),this.fire("layerremove",{layer:t})):this},setStyle:function(t){return this.invoke("setStyle",t)},bringToFront:function(){return this.invoke("bringToFront")},bringToBack:function(){return this.invoke("bringToBack")},getBounds:function(){var t=new z;for(var e in this._layers){var i=this._layers[e];t.extend(i.getBounds?i.getBounds():i.getLatLng())}return t}}),Ti=C.extend({options:{popupAnchor:[0,0],tooltipAnchor:[0,0],crossOrigin:!1},initialize:function(t){c(this,t)},createIcon:function(t){return this._createIcon("icon",t)},createShadow:function(t){return this._createIcon("shadow",t)},_createIcon:function(t,e){var i=this._getIconUrl(t);if(!i){if("icon"===t)throw new Error("iconUrl not set in Icon options (see the docs).");return null}var n=this._createImg(i,e&&"IMG"===e.tagName?e:null);return this._setIconStyles(n,t),(this.options.crossOrigin||""===this.options.crossOrigin)&&(n.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),n},_setIconStyles:function(t,e){var i=this.options,n=i[e+"Size"];"number"==typeof n&&(n=[n,n]);var o=D(n),s=D("shadow"===e&&i.shadowAnchor||i.iconAnchor||o&&o.divideBy(2,!0));t.className="leaflet-marker-"+e+" "+(i.className||""),s&&(t.style.marginLeft=-s.x+"px",t.style.marginTop=-s.y+"px"),o&&(t.style.width=o.x+"px",t.style.height=o.y+"px")},_createImg:function(t,e){return(e=e||document.createElement("img")).src=t,e},_getIconUrl:function(t){return Ot.retina&&this.options[t+"RetinaUrl"]||this.options[t+"Url"]}});var Pi=Ti.extend({options:{iconUrl:"marker-icon.png",iconRetinaUrl:"marker-icon-2x.png",shadowUrl:"marker-shadow.png",iconSize:[25,41],iconAnchor:[12,41],popupAnchor:[1,-34],tooltipAnchor:[16,-28],shadowSize:[41,41]},_getIconUrl:function(t){return"string"!=typeof Pi.imagePath&&(Pi.imagePath=this._detectIconPath()),(this.options.imagePath||Pi.imagePath)+Ti.prototype._getIconUrl.call(this,t)},_stripUrl:function(t){var e=function(t,e,i){var n=e.exec(t);return n&&n[i]};return(t=e(t,/^url\((['"])?(.+)\1\)$/,2))&&e(t,/^(.*)marker-icon\.png$/,1)},_detectIconPath:function(){var t=oe("div","leaflet-default-icon-path",document.body),e=ne(t,"background-image")||ne(t,"backgroundImage");if(document.body.removeChild(t),e=this._stripUrl(e))return e;var i=document.querySelector('link[href$="leaflet.css"]');return i?i.href.substring(0,i.href.length-11-1):""}}),Ci=Qe.extend({initialize:function(t){this._marker=t},addHooks:function(){var t=this._marker._icon;this._draggable||(this._draggable=new ii(t,t,!0)),this._draggable.on({dragstart:this._onDragStart,predrag:this._onPreDrag,drag:this._onDrag,dragend:this._onDragEnd},this).enable(),ue(t,"leaflet-marker-draggable")},removeHooks:function(){this._draggable.off({dragstart:this._onDragStart,predrag:this._onPreDrag,drag:this._onDrag,dragend:this._onDragEnd},this).disable(),this._marker._icon&&de(this._marker._icon,"leaflet-marker-draggable")},moved:function(){return this._draggable&&this._draggable._moved},_adjustPan:function(t){var e=this._marker,i=e._map,n=this._marker.options.autoPanSpeed,o=this._marker.options.autoPanPadding,s=ve(e._icon),r=i.getPixelBounds(),a=i.getPixelOrigin(),h=R(r.min._subtract(a).add(o),r.max._subtract(a).subtract(o));if(!h.contains(s)){var l=D((Math.max(h.max.x,s.x)-h.max.x)/(r.max.x-h.max.x)-(Math.min(h.min.x,s.x)-h.min.x)/(r.min.x-h.min.x),(Math.max(h.max.y,s.y)-h.max.y)/(r.max.y-h.max.y)-(Math.min(h.min.y,s.y)-h.min.y)/(r.min.y-h.min.y)).multiplyBy(n);i.panBy(l,{animate:!1}),this._draggable._newPos._add(l),this._draggable._startPos._add(l),me(e._icon,this._draggable._newPos),this._onDrag(t),this._panRequest=E(this._adjustPan.bind(this,t))}},_onDragStart:function(){this._oldLatLng=this._marker.getLatLng(),this._marker.closePopup&&this._marker.closePopup(),this._marker.fire("movestart").fire("dragstart")},_onPreDrag:function(t){this._marker.options.autoPan&&(T(this._panRequest),this._panRequest=E(this._adjustPan.bind(this,t)))},_onDrag:function(t){var e=this._marker,i=e._shadow,n=ve(e._icon),o=e._map.layerPointToLatLng(n);i&&me(i,n),e._latlng=o,t.latlng=o,t.oldLatLng=this._oldLatLng,e.fire("move",t).fire("drag",t)},_onDragEnd:function(t){T(this._panRequest),delete this._oldLatLng,this._marker.fire("moveend").fire("dragend",t)}}),Ai=wi.extend({options:{icon:new Pi,interactive:!0,keyboard:!0,title:"",alt:"Marker",zIndexOffset:0,opacity:1,riseOnHover:!1,riseOffset:250,pane:"markerPane",shadowPane:"shadowPane",bubblingMouseEvents:!1,autoPanOnFocus:!0,draggable:!1,autoPan:!1,autoPanPadding:[50,50],autoPanSpeed:10},initialize:function(t,e){c(this,e),this._latlng=U(t)},onAdd:function(t){this._zoomAnimated=this._zoomAnimated&&t.options.markerZoomAnimation,this._zoomAnimated&&t.on("zoomanim",this._animateZoom,this),this._initIcon(),this.update()},onRemove:function(t){this.dragging&&this.dragging.enabled()&&(this.options.draggable=!0,this.dragging.removeHooks()),delete this.dragging,this._zoomAnimated&&t.off("zoomanim",this._animateZoom,this),this._removeIcon(),this._removeShadow()},getEvents:function(){return{zoom:this.update,viewreset:this.update}},getLatLng:function(){return this._latlng},setLatLng:function(t){var e=this._latlng;return this._latlng=U(t),this.update(),this.fire("move",{oldLatLng:e,latlng:this._latlng})},setZIndexOffset:function(t){return this.options.zIndexOffset=t,this.update()},getIcon:function(){return this.options.icon},setIcon:function(t){return this.options.icon=t,this._map&&(this._initIcon(),this.update()),this._popup&&this.bindPopup(this._popup,this._popup.options),this},getElement:function(){return this._icon},update:function(){if(this._icon&&this._map){var t=this._map.latLngToLayerPoint(this._latlng).round();this._setPos(t)}return this},_initIcon:function(){var t=this.options,e="leaflet-zoom-"+(this._zoomAnimated?"animated":"hide"),i=t.icon.createIcon(this._icon),n=!1;i!==this._icon&&(this._icon&&this._removeIcon(),n=!0,t.title&&(i.title=t.title),"IMG"===i.tagName&&(i.alt=t.alt||"")),ue(i,e),t.keyboard&&(i.tabIndex="0",i.setAttribute("role","button")),this._icon=i,t.riseOnHover&&this.on({mouseover:this._bringToFront,mouseout:this._resetZIndex}),this.options.autoPanOnFocus&&Ce(i,"focus",this._panOnFocus,this);var o=t.icon.createShadow(this._shadow),s=!1;o!==this._shadow&&(this._removeShadow(),s=!0),o&&(ue(o,e),o.alt=""),this._shadow=o,t.opacity<1&&this._updateOpacity(),n&&this.getPane().appendChild(this._icon),this._initInteraction(),o&&s&&this.getPane(t.shadowPane).appendChild(this._shadow)},_removeIcon:function(){this.options.riseOnHover&&this.off({mouseover:this._bringToFront,mouseout:this._resetZIndex}),this.options.autoPanOnFocus&&Me(this._icon,"focus",this._panOnFocus,this),se(this._icon),this.removeInteractiveTarget(this._icon),this._icon=null},_removeShadow:function(){this._shadow&&se(this._shadow),this._shadow=null},_setPos:function(t){this._icon&&me(this._icon,t),this._shadow&&me(this._shadow,t),this._zIndex=t.y+this.options.zIndexOffset,this._resetZIndex()},_updateZIndex:function(t){this._icon&&(this._icon.style.zIndex=this._zIndex+t)},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center).round();this._setPos(e)},_initInteraction:function(){if(this.options.interactive&&(ue(this._icon,"leaflet-interactive"),this.addInteractiveTarget(this._icon),Ci)){var t=this.options.draggable;this.dragging&&(t=this.dragging.enabled(),this.dragging.disable()),this.dragging=new Ci(this),t&&this.dragging.enable()}},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},_updateOpacity:function(){var t=this.options.opacity;this._icon&&fe(this._icon,t),this._shadow&&fe(this._shadow,t)},_bringToFront:function(){this._updateZIndex(this.options.riseOffset)},_resetZIndex:function(){this._updateZIndex(0)},_panOnFocus:function(){var t=this._map;if(t){var e=this.options.icon.options,i=e.iconSize?D(e.iconSize):D(0,0),n=e.iconAnchor?D(e.iconAnchor):D(0,0);t.panInside(this._latlng,{paddingTopLeft:n,paddingBottomRight:i.subtract(n)})}},_getPopupAnchor:function(){return this.options.icon.options.popupAnchor},_getTooltipAnchor:function(){return this.options.icon.options.tooltipAnchor}});var Mi=wi.extend({options:{stroke:!0,color:"#3388ff",weight:3,opacity:1,lineCap:"round",lineJoin:"round",dashArray:null,dashOffset:null,fill:!1,fillColor:null,fillOpacity:.2,fillRule:"evenodd",interactive:!0,bubblingMouseEvents:!0},beforeAdd:function(t){this._renderer=t.getRenderer(this)},onAdd:function(){this._renderer._initPath(this),this._reset(),this._renderer._addPath(this)},onRemove:function(){this._renderer._removePath(this)},redraw:function(){return this._map&&this._renderer._updatePath(this),this},setStyle:function(t){return c(this,t),this._renderer&&(this._renderer._updateStyle(this),this.options.stroke&&t&&Object.prototype.hasOwnProperty.call(t,"weight")&&this._updateBounds()),this},bringToFront:function(){return this._renderer&&this._renderer._bringToFront(this),this},bringToBack:function(){return this._renderer&&this._renderer._bringToBack(this),this},getElement:function(){return this._path},_reset:function(){this._project(),this._update()},_clickTolerance:function(){return(this.options.stroke?this.options.weight/2:0)+(this._renderer.options.tolerance||0)}}),Li=Mi.extend({options:{fill:!0,radius:10},initialize:function(t,e){c(this,e),this._latlng=U(t),this._radius=this.options.radius},setLatLng:function(t){var e=this._latlng;return this._latlng=U(t),this.redraw(),this.fire("move",{oldLatLng:e,latlng:this._latlng})},getLatLng:function(){return this._latlng},setRadius:function(t){return this.options.radius=this._radius=t,this.redraw()},getRadius:function(){return this._radius},setStyle:function(t){var e=t&&t.radius||this._radius;return Mi.prototype.setStyle.call(this,t),this.setRadius(e),this},_project:function(){this._point=this._map.latLngToLayerPoint(this._latlng),this._updateBounds()},_updateBounds:function(){var t=this._radius,e=this._radiusY||t,i=this._clickTolerance(),n=[t+i,e+i];this._pxBounds=new O(this._point.subtract(n),this._point.add(n))},_update:function(){this._map&&this._updatePath()},_updatePath:function(){this._renderer._updateCircle(this)},_empty:function(){return this._radius&&!this._renderer._bounds.intersects(this._pxBounds)},_containsPoint:function(t){return t.distanceTo(this._point)<=this._radius+this._clickTolerance()}});var Ni=Li.extend({initialize:function(t,i,n){if("number"==typeof i&&(i=e({},n,{radius:i})),c(this,i),this._latlng=U(t),isNaN(this.options.radius))throw new Error("Circle radius cannot be NaN");this._mRadius=this.options.radius},setRadius:function(t){return this._mRadius=t,this.redraw()},getRadius:function(){return this._mRadius},getBounds:function(){var t=[this._radius,this._radiusY||this._radius];return new z(this._map.layerPointToLatLng(this._point.subtract(t)),this._map.layerPointToLatLng(this._point.add(t)))},setStyle:Mi.prototype.setStyle,_project:function(){var t=this._latlng.lng,e=this._latlng.lat,i=this._map,n=i.options.crs;if(n.distance===F.distance){var o=Math.PI/180,s=this._mRadius/F.R/o,r=i.project([e+s,t]),a=i.project([e-s,t]),h=r.add(a).divideBy(2),l=i.unproject(h).lat,u=Math.acos((Math.cos(s*o)-Math.sin(e*o)*Math.sin(l*o))/(Math.cos(e*o)*Math.cos(l*o)))/o;(isNaN(u)||0===u)&&(u=s/Math.cos(Math.PI/180*e)),this._point=h.subtract(i.getPixelOrigin()),this._radius=isNaN(u)?0:h.x-i.project([l,t-u]).x,this._radiusY=h.y-r.y}else{var d=n.unproject(n.project(this._latlng).subtract([this._mRadius,0]));this._point=i.latLngToLayerPoint(this._latlng),this._radius=this._point.x-i.latLngToLayerPoint(d).x}this._updateBounds()}});var Ii=Mi.extend({options:{smoothFactor:1,noClip:!1},initialize:function(t,e){c(this,e),this._setLatLngs(t)},getLatLngs:function(){return this._latlngs},setLatLngs:function(t){return this._setLatLngs(t),this.redraw()},isEmpty:function(){return!this._latlngs.length},closestLayerPoint:function(t){for(var e,i,n=1/0,o=null,s=ui,r=0,a=this._parts.length;r<a;r++)for(var h=this._parts[r],l=1,u=h.length;l<u;l++){var d=s(t,e=h[l-1],i=h[l],!0);d<n&&(n=d,o=s(t,e,i))}return o&&(o.distance=Math.sqrt(n)),o},getCenter:function(){if(!this._map)throw new Error("Must add layer to map before using getCenter()");var t,e,i,n,o,s,r,a=this._rings[0],h=a.length;if(!h)return null;for(t=0,e=0;t<h-1;t++)e+=a[t].distanceTo(a[t+1])/2;if(0===e)return this._map.layerPointToLatLng(a[0]);for(t=0,n=0;t<h-1;t++)if(o=a[t],s=a[t+1],(n+=i=o.distanceTo(s))>e)return r=(n-e)/i,this._map.layerPointToLatLng([s.x-r*(s.x-o.x),s.y-r*(s.y-o.y)])},getBounds:function(){return this._bounds},addLatLng:function(t,e){return e=e||this._defaultShape(),t=U(t),e.push(t),this._bounds.extend(t),this.redraw()},_setLatLngs:function(t){this._bounds=new z,this._latlngs=this._convertLatLngs(t)},_defaultShape:function(){return di(this._latlngs)?this._latlngs:this._latlngs[0]},_convertLatLngs:function(t){for(var e=[],i=di(t),n=0,o=t.length;n<o;n++)i?(e[n]=U(t[n]),this._bounds.extend(e[n])):e[n]=this._convertLatLngs(t[n]);return e},_project:function(){var t=new O;this._rings=[],this._projectLatlngs(this._latlngs,this._rings,t),this._bounds.isValid()&&t.isValid()&&(this._rawPxBounds=t,this._updateBounds())},_updateBounds:function(){var t=this._clickTolerance(),e=new N(t,t);this._rawPxBounds&&(this._pxBounds=new O([this._rawPxBounds.min.subtract(e),this._rawPxBounds.max.add(e)]))},_projectLatlngs:function(t,e,i){var n,o,s=t[0]instanceof k,r=t.length;if(s){for(o=[],n=0;n<r;n++)o[n]=this._map.latLngToLayerPoint(t[n]),i.extend(o[n]);e.push(o)}else for(n=0;n<r;n++)this._projectLatlngs(t[n],e,i)},_clipPoints:function(){var t=this._renderer._bounds;if(this._parts=[],this._pxBounds&&this._pxBounds.intersects(t))if(this.options.noClip)this._parts=this._rings;else{var e,i,n,o,s,r,a,h=this._parts;for(e=0,n=0,o=this._rings.length;e<o;e++)for(i=0,s=(a=this._rings[e]).length;i<s-1;i++)(r=ri(a[i],a[i+1],t,i,!0))&&(h[n]=h[n]||[],h[n].push(r[0]),r[1]===a[i+1]&&i!==s-2||(h[n].push(r[1]),n++))}},_simplifyPoints:function(){for(var t=this._parts,e=this.options.smoothFactor,i=0,n=t.length;i<n;i++)t[i]=ni(t[i],e)},_update:function(){this._map&&(this._clipPoints(),this._simplifyPoints(),this._updatePath())},_updatePath:function(){this._renderer._updatePoly(this)},_containsPoint:function(t,e){var i,n,o,s,r,a,h=this._clickTolerance();if(!this._pxBounds||!this._pxBounds.contains(t))return!1;for(i=0,s=this._parts.length;i<s;i++)for(n=0,o=(r=(a=this._parts[i]).length)-1;n<r;o=n++)if((e||0!==n)&&oi(t,a[o],a[n])<=h)return!0;return!1}});Ii._flat=ci;var Di=Ii.extend({options:{fill:!0},isEmpty:function(){return!this._latlngs.length||!this._latlngs[0].length},getCenter:function(){if(!this._map)throw new Error("Must add layer to map before using getCenter()");var t,e,i,n,o,s,r,a,h,l=this._rings[0],u=l.length;if(!u)return null;for(s=r=a=0,t=0,e=u-1;t<u;e=t++)i=l[t],n=l[e],o=i.y*n.x-n.y*i.x,r+=(i.x+n.x)*o,a+=(i.y+n.y)*o,s+=3*o;return h=0===s?l[0]:[r/s,a/s],this._map.layerPointToLatLng(h)},_convertLatLngs:function(t){var e=Ii.prototype._convertLatLngs.call(this,t),i=e.length;return i>=2&&e[0]instanceof k&&e[0].equals(e[i-1])&&e.pop(),e},_setLatLngs:function(t){Ii.prototype._setLatLngs.call(this,t),di(this._latlngs)&&(this._latlngs=[this._latlngs])},_defaultShape:function(){return di(this._latlngs[0])?this._latlngs[0]:this._latlngs[0][0]},_clipPoints:function(){var t=this._renderer._bounds,e=this.options.weight,i=new N(e,e);if(t=new O(t.min.subtract(i),t.max.add(i)),this._parts=[],this._pxBounds&&this._pxBounds.intersects(t))if(this.options.noClip)this._parts=this._rings;else for(var n,o=0,s=this._rings.length;o<s;o++)(n=fi(this._rings[o],t,!0)).length&&this._parts.push(n)},_updatePath:function(){this._renderer._updatePoly(this,!0)},_containsPoint:function(t){var e,i,n,o,s,r,a,h,l=!1;if(!this._pxBounds||!this._pxBounds.contains(t))return!1;for(o=0,a=this._parts.length;o<a;o++)for(s=0,r=(h=(e=this._parts[o]).length)-1;s<h;r=s++)i=e[s],n=e[r],i.y>t.y!=n.y>t.y&&t.x<(n.x-i.x)*(t.y-i.y)/(n.y-i.y)+i.x&&(l=!l);return l||Ii.prototype._containsPoint.call(this,t,!0)}});var Oi=Ei.extend({initialize:function(t,e){c(this,e),this._layers={},t&&this.addData(t)},addData:function(t){var e,i,n,o=p(t)?t:t.features;if(o){for(e=0,i=o.length;e<i;e++)((n=o[e]).geometries||n.geometry||n.features||n.coordinates)&&this.addData(n);return this}var s=this.options;if(s.filter&&!s.filter(t))return this;var r=Ri(t,s);return r?(r.feature=Fi(t),r.defaultOptions=r.options,this.resetStyle(r),s.onEachFeature&&s.onEachFeature(t,r),this.addLayer(r)):this},resetStyle:function(t){return void 0===t?this.eachLayer(this.resetStyle,this):(t.options=e({},t.defaultOptions),this._setLayerStyle(t,this.options.style),this)},setStyle:function(t){return this.eachLayer(function(e){this._setLayerStyle(e,t)},this)},_setLayerStyle:function(t,e){t.setStyle&&("function"==typeof e&&(e=e(t.feature)),t.setStyle(e))}});function Ri(t,e){var i,n,o,s,r="Feature"===t.type?t.geometry:t,a=r?r.coordinates:null,h=[],l=e&&e.pointToLayer,u=e&&e.coordsToLatLng||Bi;if(!a&&!r)return null;switch(r.type){case"Point":return zi(l,t,i=u(a),e);case"MultiPoint":for(o=0,s=a.length;o<s;o++)i=u(a[o]),h.push(zi(l,t,i,e));return new Ei(h);case"LineString":case"MultiLineString":return n=ki(a,"LineString"===r.type?0:1,u),new Ii(n,e);case"Polygon":case"MultiPolygon":return n=ki(a,"Polygon"===r.type?1:2,u),new Di(n,e);case"GeometryCollection":for(o=0,s=r.geometries.length;o<s;o++){var d=Ri({geometry:r.geometries[o],type:"Feature",properties:t.properties},e);d&&h.push(d)}return new Ei(h);default:throw new Error("Invalid GeoJSON object.")}}function zi(t,e,i,n){return t?t(e,i):new Ai(i,n&&n.markersInheritOptions&&n)}function Bi(t){return new k(t[1],t[0],t[2])}function ki(t,e,i){for(var n,o=[],s=0,r=t.length;s<r;s++)n=e?ki(t[s],e-1,i):(i||Bi)(t[s]),o.push(n);return o}function Ui(t,e){return void 0!==(t=U(t)).alt?[l(t.lng,e),l(t.lat,e),l(t.alt,e)]:[l(t.lng,e),l(t.lat,e)]}function ji(t,e,i,n){for(var o=[],s=0,r=t.length;s<r;s++)o.push(e?ji(t[s],e-1,i,n):Ui(t[s],n));return!e&&i&&o.push(o[0]),o}function Zi(t,i){return t.feature?e({},t.feature,{geometry:i}):Fi(i)}function Fi(t){return"Feature"===t.type||"FeatureCollection"===t.type?t:{type:"Feature",properties:{},geometry:t}}var Gi={toGeoJSON:function(t){return Zi(this,{type:"Point",coordinates:Ui(this.getLatLng(),t)})}};function Wi(t,e){return new Oi(t,e)}Ai.include(Gi),Ni.include(Gi),Li.include(Gi),Ii.include({toGeoJSON:function(t){var e=!di(this._latlngs);return Zi(this,{type:(e?"Multi":"")+"LineString",coordinates:ji(this._latlngs,e?1:0,!1,t)})}}),Di.include({toGeoJSON:function(t){var e=!di(this._latlngs),i=e&&!di(this._latlngs[0]),n=ji(this._latlngs,i?2:e?1:0,!0,t);return e||(n=[n]),Zi(this,{type:(i?"Multi":"")+"Polygon",coordinates:n})}}),Si.include({toMultiPoint:function(t){var e=[];return this.eachLayer(function(i){e.push(i.toGeoJSON(t).geometry.coordinates)}),Zi(this,{type:"MultiPoint",coordinates:e})},toGeoJSON:function(t){var e=this.feature&&this.feature.geometry&&this.feature.geometry.type;if("MultiPoint"===e)return this.toMultiPoint(t);var i="GeometryCollection"===e,n=[];return this.eachLayer(function(e){if(e.toGeoJSON){var o=e.toGeoJSON(t);if(i)n.push(o.geometry);else{var s=Fi(o);"FeatureCollection"===s.type?n.push.apply(n,s.features):n.push(s)}}}),i?Zi(this,{geometries:n,type:"GeometryCollection"}):{type:"FeatureCollection",features:n}}});var Hi=Wi,Vi=wi.extend({options:{opacity:1,alt:"",interactive:!1,crossOrigin:!1,errorOverlayUrl:"",zIndex:1,className:""},initialize:function(t,e,i){this._url=t,this._bounds=B(e),c(this,i)},onAdd:function(){this._image||(this._initImage(),this.options.opacity<1&&this._updateOpacity()),this.options.interactive&&(ue(this._image,"leaflet-interactive"),this.addInteractiveTarget(this._image)),this.getPane().appendChild(this._image),this._reset()},onRemove:function(){se(this._image),this.options.interactive&&this.removeInteractiveTarget(this._image)},setOpacity:function(t){return this.options.opacity=t,this._image&&this._updateOpacity(),this},setStyle:function(t){return t.opacity&&this.setOpacity(t.opacity),this},bringToFront:function(){return this._map&&ae(this._image),this},bringToBack:function(){return this._map&&he(this._image),this},setUrl:function(t){return this._url=t,this._image&&(this._image.src=t),this},setBounds:function(t){return this._bounds=B(t),this._map&&this._reset(),this},getEvents:function(){var t={zoom:this._reset,viewreset:this._reset};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},getBounds:function(){return this._bounds},getElement:function(){return this._image},_initImage:function(){var t="IMG"===this._url.tagName,e=this._image=t?this._url:oe("img");ue(e,"leaflet-image-layer"),this._zoomAnimated&&ue(e,"leaflet-zoom-animated"),this.options.className&&ue(e,this.options.className),e.onselectstart=h,e.onmousemove=h,e.onload=n(this.fire,this,"load"),e.onerror=n(this._overlayOnError,this,"error"),(this.options.crossOrigin||""===this.options.crossOrigin)&&(e.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),this.options.zIndex&&this._updateZIndex(),t?this._url=e.src:(e.src=this._url,e.alt=this.options.alt)},_animateZoom:function(t){var e=this._map.getZoomScale(t.zoom),i=this._map._latLngBoundsToNewLayerBounds(this._bounds,t.zoom,t.center).min;pe(this._image,i,e)},_reset:function(){var t=this._image,e=new O(this._map.latLngToLayerPoint(this._bounds.getNorthWest()),this._map.latLngToLayerPoint(this._bounds.getSouthEast())),i=e.getSize();me(t,e.min),t.style.width=i.x+"px",t.style.height=i.y+"px"},_updateOpacity:function(){fe(this._image,this.options.opacity)},_updateZIndex:function(){this._image&&void 0!==this.options.zIndex&&null!==this.options.zIndex&&(this._image.style.zIndex=this.options.zIndex)},_overlayOnError:function(){this.fire("error");var t=this.options.errorOverlayUrl;t&&this._url!==t&&(this._url=t,this._image.src=t)},getCenter:function(){return this._bounds.getCenter()}}),Xi=Vi.extend({options:{autoplay:!0,loop:!0,keepAspectRatio:!0,muted:!1,playsInline:!0},_initImage:function(){var t="VIDEO"===this._url.tagName,e=this._image=t?this._url:oe("video");if(ue(e,"leaflet-image-layer"),this._zoomAnimated&&ue(e,"leaflet-zoom-animated"),this.options.className&&ue(e,this.options.className),e.onselectstart=h,e.onmousemove=h,e.onloadeddata=n(this.fire,this,"load"),t){for(var i=e.getElementsByTagName("source"),o=[],s=0;s<i.length;s++)o.push(i[s].src);this._url=i.length>0?o:[e.src]}else{p(this._url)||(this._url=[this._url]),!this.options.keepAspectRatio&&Object.prototype.hasOwnProperty.call(e.style,"objectFit")&&(e.style.objectFit="fill"),e.autoplay=!!this.options.autoplay,e.loop=!!this.options.loop,e.muted=!!this.options.muted,e.playsInline=!!this.options.playsInline;for(var r=0;r<this._url.length;r++){var a=oe("source");a.src=this._url[r],e.appendChild(a)}}}});var qi=Vi.extend({_initImage:function(){var t=this._image=this._url;ue(t,"leaflet-image-layer"),this._zoomAnimated&&ue(t,"leaflet-zoom-animated"),this.options.className&&ue(t,this.options.className),t.onselectstart=h,t.onmousemove=h}});var $i=wi.extend({options:{interactive:!1,offset:[0,0],className:"",pane:void 0},initialize:function(t,e){c(this,t),this._source=e},openOn:function(t){return(t=arguments.length?t:this._source._map).hasLayer(this)||t.addLayer(this),this},close:function(){return this._map&&this._map.removeLayer(this),this},toggle:function(t){return this._map?this.close():(arguments.length?this._source=t:t=this._source,this._prepareOpen(),this.openOn(t._map)),this},onAdd:function(t){this._zoomAnimated=t._zoomAnimated,this._container||this._initLayout(),t._fadeAnimated&&fe(this._container,0),clearTimeout(this._removeTimeout),this.getPane().appendChild(this._container),this.update(),t._fadeAnimated&&fe(this._container,1),this.bringToFront(),this.options.interactive&&(ue(this._container,"leaflet-interactive"),this.addInteractiveTarget(this._container))},onRemove:function(t){t._fadeAnimated?(fe(this._container,0),this._removeTimeout=setTimeout(n(se,void 0,this._container),200)):se(this._container),this.options.interactive&&(de(this._container,"leaflet-interactive"),this.removeInteractiveTarget(this._container))},getLatLng:function(){return this._latlng},setLatLng:function(t){return this._latlng=U(t),this._map&&(this._updatePosition(),this._adjustPan()),this},getContent:function(){return this._content},setContent:function(t){return this._content=t,this.update(),this},getElement:function(){return this._container},update:function(){this._map&&(this._container.style.visibility="hidden",this._updateContent(),this._updateLayout(),this._updatePosition(),this._container.style.visibility="",this._adjustPan())},getEvents:function(){var t={zoom:this._updatePosition,viewreset:this._updatePosition};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},isOpen:function(){return!!this._map&&this._map.hasLayer(this)},bringToFront:function(){return this._map&&ae(this._container),this},bringToBack:function(){return this._map&&he(this._container),this},_prepareOpen:function(t){var e=this._source;if(!e._map)return!1;if(e instanceof Ei){e=null;var i=this._source._layers;for(var n in i)if(i[n]._map){e=i[n];break}if(!e)return!1;this._source=e}if(!t)if(e.getCenter)t=e.getCenter();else if(e.getLatLng)t=e.getLatLng();else{if(!e.getBounds)throw new Error("Unable to get source layer LatLng.");t=e.getBounds().getCenter()}return this.setLatLng(t),this._map&&this.update(),!0},_updateContent:function(){if(this._content){var t=this._contentNode,e="function"==typeof this._content?this._content(this._source||this):this._content;if("string"==typeof e)t.innerHTML=e;else{for(;t.hasChildNodes();)t.removeChild(t.firstChild);t.appendChild(e)}this.fire("contentupdate")}},_updatePosition:function(){if(this._map){var t=this._map.latLngToLayerPoint(this._latlng),e=D(this.options.offset),i=this._getAnchor();this._zoomAnimated?me(this._container,t.add(i)):e=e.add(t).add(i);var n=this._containerBottom=-e.y,o=this._containerLeft=-Math.round(this._containerWidth/2)+e.x;this._container.style.bottom=n+"px",this._container.style.left=o+"px"}},_getAnchor:function(){return[0,0]}});He.include({_initOverlay:function(t,e,i,n){var o=e;return o instanceof t||(o=new t(n).setContent(e)),i&&o.setLatLng(i),o}}),wi.include({_initOverlay:function(t,e,i,n){var o=i;return o instanceof t?(c(o,n),o._source=this):(o=e&&!n?e:new t(n,this)).setContent(i),o}});var Yi=$i.extend({options:{pane:"popupPane",offset:[0,7],maxWidth:300,minWidth:50,maxHeight:null,autoPan:!0,autoPanPaddingTopLeft:null,autoPanPaddingBottomRight:null,autoPanPadding:[5,5],keepInView:!1,closeButton:!0,autoClose:!0,closeOnEscapeKey:!0,className:""},openOn:function(t){return!(t=arguments.length?t:this._source._map).hasLayer(this)&&t._popup&&t._popup.options.autoClose&&t.removeLayer(t._popup),t._popup=this,$i.prototype.openOn.call(this,t)},onAdd:function(t){$i.prototype.onAdd.call(this,t),t.fire("popupopen",{popup:this}),this._source&&(this._source.fire("popupopen",{popup:this},!0),this._source instanceof Mi||this._source.on("preclick",Oe))},onRemove:function(t){$i.prototype.onRemove.call(this,t),t.fire("popupclose",{popup:this}),this._source&&(this._source.fire("popupclose",{popup:this},!0),this._source instanceof Mi||this._source.off("preclick",Oe))},getEvents:function(){var t=$i.prototype.getEvents.call(this);return(void 0!==this.options.closeOnClick?this.options.closeOnClick:this._map.options.closePopupOnClick)&&(t.preclick=this.close),this.options.keepInView&&(t.moveend=this._adjustPan),t},_initLayout:function(){var t="leaflet-popup",e=this._container=oe("div",t+" "+(this.options.className||"")+" leaflet-zoom-animated"),i=this._wrapper=oe("div",t+"-content-wrapper",e);if(this._contentNode=oe("div",t+"-content",i),ze(e),Re(this._contentNode),Ce(e,"contextmenu",Oe),this._tipContainer=oe("div",t+"-tip-container",e),this._tip=oe("div",t+"-tip",this._tipContainer),this.options.closeButton){var n=this._closeButton=oe("a",t+"-close-button",e);n.setAttribute("role","button"),n.setAttribute("aria-label","Close popup"),n.href="#close",n.innerHTML='<span aria-hidden="true">&#215;</span>',Ce(n,"click",this.close,this)}},_updateLayout:function(){var t=this._contentNode,e=t.style;e.width="",e.whiteSpace="nowrap";var i=t.offsetWidth;i=Math.min(i,this.options.maxWidth),i=Math.max(i,this.options.minWidth),e.width=i+1+"px",e.whiteSpace="",e.height="";var n=t.offsetHeight,o=this.options.maxHeight,s="leaflet-popup-scrolled";o&&n>o?(e.height=o+"px",ue(t,s)):de(t,s),this._containerWidth=this._container.offsetWidth},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center),i=this._getAnchor();me(this._container,e.add(i))},_adjustPan:function(t){if(this.options.autoPan){this._map._panAnim&&this._map._panAnim.stop();var e=this._map,i=parseInt(ne(this._container,"marginBottom"),10)||0,n=this._container.offsetHeight+i,o=this._containerWidth,s=new N(this._containerLeft,-n-this._containerBottom);s._add(ve(this._container));var r=e.layerPointToContainerPoint(s),a=D(this.options.autoPanPadding),h=D(this.options.autoPanPaddingTopLeft||a),l=D(this.options.autoPanPaddingBottomRight||a),u=e.getSize(),d=0,c=0;r.x+o+l.x>u.x&&(d=r.x+o-u.x+l.x),r.x-d-h.x<0&&(d=r.x-h.x),r.y+n+l.y>u.y&&(c=r.y+n-u.y+l.y),r.y-c-h.y<0&&(c=r.y-h.y),(d||c)&&e.fire("autopanstart").panBy([d,c],{animate:t&&"moveend"===t.type})}},_getAnchor:function(){return D(this._source&&this._source._getPopupAnchor?this._source._getPopupAnchor():[0,0])}});He.mergeOptions({closePopupOnClick:!0}),He.include({openPopup:function(t,e,i){return this._initOverlay(Yi,t,e,i).openOn(this),this},closePopup:function(t){return(t=arguments.length?t:this._popup)&&t.close(),this}}),wi.include({bindPopup:function(t,e){return this._popup=this._initOverlay(Yi,this._popup,t,e),this._popupHandlersAdded||(this.on({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!0),this},unbindPopup:function(){return this._popup&&(this.off({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!1,this._popup=null),this},openPopup:function(t){return this._popup&&this._popup._prepareOpen(t)&&this._popup.openOn(this._map),this},closePopup:function(){return this._popup&&this._popup.close(),this},togglePopup:function(){return this._popup&&this._popup.toggle(this),this},isPopupOpen:function(){return!!this._popup&&this._popup.isOpen()},setPopupContent:function(t){return this._popup&&this._popup.setContent(t),this},getPopup:function(){return this._popup},_openPopup:function(t){if(this._popup&&this._map){ke(t);var e=t.layer||t.target;this._popup._source!==e||e instanceof Mi?(this._popup._source=e,this.openPopup(t.latlng)):this._map.hasLayer(this._popup)?this.closePopup():this.openPopup(t.latlng)}},_movePopup:function(t){this._popup.setLatLng(t.latlng)},_onKeyPress:function(t){13===t.originalEvent.keyCode&&this._openPopup(t)}});var Ki=$i.extend({options:{pane:"tooltipPane",offset:[0,0],direction:"auto",permanent:!1,sticky:!1,opacity:.9},onAdd:function(t){$i.prototype.onAdd.call(this,t),this.setOpacity(this.options.opacity),t.fire("tooltipopen",{tooltip:this}),this._source&&(this.addEventParent(this._source),this._source.fire("tooltipopen",{tooltip:this},!0))},onRemove:function(t){$i.prototype.onRemove.call(this,t),t.fire("tooltipclose",{tooltip:this}),this._source&&(this.removeEventParent(this._source),this._source.fire("tooltipclose",{tooltip:this},!0))},getEvents:function(){var t=$i.prototype.getEvents.call(this);return this.options.permanent||(t.preclick=this.close),t},_initLayout:function(){var t="leaflet-tooltip "+(this.options.className||"")+" leaflet-zoom-"+(this._zoomAnimated?"animated":"hide");this._contentNode=this._container=oe("div",t)},_updateLayout:function(){},_adjustPan:function(){},_setPosition:function(t){var e,i,n=this._map,o=this._container,s=n.latLngToContainerPoint(n.getCenter()),r=n.layerPointToContainerPoint(t),a=this.options.direction,h=o.offsetWidth,l=o.offsetHeight,u=D(this.options.offset),d=this._getAnchor();"top"===a?(e=h/2,i=l):"bottom"===a?(e=h/2,i=0):"center"===a?(e=h/2,i=l/2):"right"===a?(e=0,i=l/2):"left"===a?(e=h,i=l/2):r.x<s.x?(a="right",e=0,i=l/2):(a="left",e=h+2*(u.x+d.x),i=l/2),t=t.subtract(D(e,i,!0)).add(u).add(d),de(o,"leaflet-tooltip-right"),de(o,"leaflet-tooltip-left"),de(o,"leaflet-tooltip-top"),de(o,"leaflet-tooltip-bottom"),ue(o,"leaflet-tooltip-"+a),me(o,t)},_updatePosition:function(){var t=this._map.latLngToLayerPoint(this._latlng);this._setPosition(t)},setOpacity:function(t){this.options.opacity=t,this._container&&fe(this._container,t)},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);this._setPosition(e)},_getAnchor:function(){return D(this._source&&this._source._getTooltipAnchor&&!this.options.sticky?this._source._getTooltipAnchor():[0,0])}});He.include({openTooltip:function(t,e,i){return this._initOverlay(Ki,t,e,i).openOn(this),this},closeTooltip:function(t){return t.close(),this}}),wi.include({bindTooltip:function(t,e){return this._tooltip&&this.isTooltipOpen()&&this.unbindTooltip(),this._tooltip=this._initOverlay(Ki,this._tooltip,t,e),this._initTooltipInteractions(),this._tooltip.options.permanent&&this._map&&this._map.hasLayer(this)&&this.openTooltip(),this},unbindTooltip:function(){return this._tooltip&&(this._initTooltipInteractions(!0),this.closeTooltip(),this._tooltip=null),this},_initTooltipInteractions:function(t){if(t||!this._tooltipHandlersAdded){var e=t?"off":"on",i={remove:this.closeTooltip,move:this._moveTooltip};this._tooltip.options.permanent?i.add=this._openTooltip:(i.mouseover=this._openTooltip,i.mouseout=this.closeTooltip,i.click=this._openTooltip),this._tooltip.options.sticky&&(i.mousemove=this._moveTooltip),this[e](i),this._tooltipHandlersAdded=!t}},openTooltip:function(t){return this._tooltip&&this._tooltip._prepareOpen(t)&&this._tooltip.openOn(this._map),this},closeTooltip:function(){if(this._tooltip)return this._tooltip.close()},toggleTooltip:function(){return this._tooltip&&this._tooltip.toggle(this),this},isTooltipOpen:function(){return this._tooltip.isOpen()},setTooltipContent:function(t){return this._tooltip&&this._tooltip.setContent(t),this},getTooltip:function(){return this._tooltip},_openTooltip:function(t){!this._tooltip||!this._map||this._map.dragging&&this._map.dragging.moving()||(this._tooltip._source=t.layer||t.target,this.openTooltip(this._tooltip.options.sticky?t.latlng:void 0))},_moveTooltip:function(t){var e,i,n=t.latlng;this._tooltip.options.sticky&&t.originalEvent&&(e=this._map.mouseEventToContainerPoint(t.originalEvent),i=this._map.containerPointToLayerPoint(e),n=this._map.layerPointToLatLng(i)),this._tooltip.setLatLng(n)}});var Qi=Ti.extend({options:{iconSize:[12,12],html:!1,bgPos:null,className:"leaflet-div-icon"},createIcon:function(t){var e=t&&"DIV"===t.tagName?t:document.createElement("div"),i=this.options;if(i.html instanceof Element?(re(e),e.appendChild(i.html)):e.innerHTML=!1!==i.html?i.html:"",i.bgPos){var n=D(i.bgPos);e.style.backgroundPosition=-n.x+"px "+-n.y+"px"}return this._setIconStyles(e,"icon"),e},createShadow:function(){return null}});Ti.Default=Pi;var Ji=wi.extend({options:{tileSize:256,opacity:1,updateWhenIdle:Ot.mobile,updateWhenZooming:!0,updateInterval:200,zIndex:1,bounds:null,minZoom:0,maxZoom:void 0,maxNativeZoom:void 0,minNativeZoom:void 0,noWrap:!1,pane:"tilePane",className:"",keepBuffer:2},initialize:function(t){c(this,t)},onAdd:function(){this._initContainer(),this._levels={},this._tiles={},this._resetView()},beforeAdd:function(t){t._addZoomLimit(this)},onRemove:function(t){this._removeAllTiles(),se(this._container),t._removeZoomLimit(this),this._container=null,this._tileZoom=void 0},bringToFront:function(){return this._map&&(ae(this._container),this._setAutoZIndex(Math.max)),this},bringToBack:function(){return this._map&&(he(this._container),this._setAutoZIndex(Math.min)),this},getContainer:function(){return this._container},setOpacity:function(t){return this.options.opacity=t,this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},isLoading:function(){return this._loading},redraw:function(){if(this._map){this._removeAllTiles();var t=this._clampZoom(this._map.getZoom());t!==this._tileZoom&&(this._tileZoom=t,this._updateLevels()),this._update()}return this},getEvents:function(){var t={viewprereset:this._invalidateAll,viewreset:this._resetView,zoom:this._resetView,moveend:this._onMoveEnd};return this.options.updateWhenIdle||(this._onMove||(this._onMove=r(this._onMoveEnd,this.options.updateInterval,this)),t.move=this._onMove),this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},createTile:function(){return document.createElement("div")},getTileSize:function(){var t=this.options.tileSize;return t instanceof N?t:new N(t,t)},_updateZIndex:function(){this._container&&void 0!==this.options.zIndex&&null!==this.options.zIndex&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t){for(var e,i=this.getPane().children,n=-t(-1/0,1/0),o=0,s=i.length;o<s;o++)e=i[o].style.zIndex,i[o]!==this._container&&e&&(n=t(n,+e));isFinite(n)&&(this.options.zIndex=n+t(-1,1),this._updateZIndex())},_updateOpacity:function(){if(this._map&&!Ot.ielt9){fe(this._container,this.options.opacity);var t=+new Date,e=!1,i=!1;for(var n in this._tiles){var o=this._tiles[n];if(o.current&&o.loaded){var s=Math.min(1,(t-o.loaded)/200);fe(o.el,s),s<1?e=!0:(o.active?i=!0:this._onOpaqueTile(o),o.active=!0)}}i&&!this._noPrune&&this._pruneTiles(),e&&(T(this._fadeFrame),this._fadeFrame=E(this._updateOpacity,this))}},_onOpaqueTile:h,_initContainer:function(){this._container||(this._container=oe("div","leaflet-layer "+(this.options.className||"")),this._updateZIndex(),this.options.opacity<1&&this._updateOpacity(),this.getPane().appendChild(this._container))},_updateLevels:function(){var t=this._tileZoom,e=this.options.maxZoom;if(void 0!==t){for(var i in this._levels)i=Number(i),this._levels[i].el.children.length||i===t?(this._levels[i].el.style.zIndex=e-Math.abs(t-i),this._onUpdateLevel(i)):(se(this._levels[i].el),this._removeTilesAtZoom(i),this._onRemoveLevel(i),delete this._levels[i]);var n=this._levels[t],o=this._map;return n||((n=this._levels[t]={}).el=oe("div","leaflet-tile-container leaflet-zoom-animated",this._container),n.el.style.zIndex=e,n.origin=o.project(o.unproject(o.getPixelOrigin()),t).round(),n.zoom=t,this._setZoomTransform(n,o.getCenter(),o.getZoom()),n.el.offsetWidth,this._onCreateLevel(n)),this._level=n,n}},_onUpdateLevel:h,_onRemoveLevel:h,_onCreateLevel:h,_pruneTiles:function(){if(this._map){var t,e,i=this._map.getZoom();if(i>this.options.maxZoom||i<this.options.minZoom)this._removeAllTiles();else{for(t in this._tiles)(e=this._tiles[t]).retain=e.current;for(t in this._tiles)if((e=this._tiles[t]).current&&!e.active){var n=e.coords;this._retainParent(n.x,n.y,n.z,n.z-5)||this._retainChildren(n.x,n.y,n.z,n.z+2)}for(t in this._tiles)this._tiles[t].retain||this._removeTile(t)}}},_removeTilesAtZoom:function(t){for(var e in this._tiles)this._tiles[e].coords.z===t&&this._removeTile(e)},_removeAllTiles:function(){for(var t in this._tiles)this._removeTile(t)},_invalidateAll:function(){for(var t in this._levels)se(this._levels[t].el),this._onRemoveLevel(Number(t)),delete this._levels[t];this._removeAllTiles(),this._tileZoom=void 0},_retainParent:function(t,e,i,n){var o=Math.floor(t/2),s=Math.floor(e/2),r=i-1,a=new N(+o,+s);a.z=+r;var h=this._tileCoordsToKey(a),l=this._tiles[h];return l&&l.active?(l.retain=!0,!0):(l&&l.loaded&&(l.retain=!0),r>n&&this._retainParent(o,s,r,n))},_retainChildren:function(t,e,i,n){for(var o=2*t;o<2*t+2;o++)for(var s=2*e;s<2*e+2;s++){var r=new N(o,s);r.z=i+1;var a=this._tileCoordsToKey(r),h=this._tiles[a];h&&h.active?h.retain=!0:(h&&h.loaded&&(h.retain=!0),i+1<n&&this._retainChildren(o,s,i+1,n))}},_resetView:function(t){var e=t&&(t.pinch||t.flyTo);this._setView(this._map.getCenter(),this._map.getZoom(),e,e)},_animateZoom:function(t){this._setView(t.center,t.zoom,!0,t.noUpdate)},_clampZoom:function(t){var e=this.options;return void 0!==e.minNativeZoom&&t<e.minNativeZoom?e.minNativeZoom:void 0!==e.maxNativeZoom&&e.maxNativeZoom<t?e.maxNativeZoom:t},_setView:function(t,e,i,n){var o=Math.round(e);o=void 0!==this.options.maxZoom&&o>this.options.maxZoom||void 0!==this.options.minZoom&&o<this.options.minZoom?void 0:this._clampZoom(o);var s=this.options.updateWhenZooming&&o!==this._tileZoom;n&&!s||(this._tileZoom=o,this._abortLoading&&this._abortLoading(),this._updateLevels(),this._resetGrid(),void 0!==o&&this._update(t),i||this._pruneTiles(),this._noPrune=!!i),this._setZoomTransforms(t,e)},_setZoomTransforms:function(t,e){for(var i in this._levels)this._setZoomTransform(this._levels[i],t,e)},_setZoomTransform:function(t,e,i){var n=this._map.getZoomScale(i,t.zoom),o=t.origin.multiplyBy(n).subtract(this._map._getNewPixelOrigin(e,i)).round();Ot.any3d?pe(t.el,o,n):me(t.el,o)},_resetGrid:function(){var t=this._map,e=t.options.crs,i=this._tileSize=this.getTileSize(),n=this._tileZoom,o=this._map.getPixelWorldBounds(this._tileZoom);o&&(this._globalTileRange=this._pxBoundsToTileRange(o)),this._wrapX=e.wrapLng&&!this.options.noWrap&&[Math.floor(t.project([0,e.wrapLng[0]],n).x/i.x),Math.ceil(t.project([0,e.wrapLng[1]],n).x/i.y)],this._wrapY=e.wrapLat&&!this.options.noWrap&&[Math.floor(t.project([e.wrapLat[0],0],n).y/i.x),Math.ceil(t.project([e.wrapLat[1],0],n).y/i.y)]},_onMoveEnd:function(){this._map&&!this._map._animatingZoom&&this._update()},_getTiledPixelBounds:function(t){var e=this._map,i=e._animatingZoom?Math.max(e._animateToZoom,e.getZoom()):e.getZoom(),n=e.getZoomScale(i,this._tileZoom),o=e.project(t,this._tileZoom).floor(),s=e.getSize().divideBy(2*n);return new O(o.subtract(s),o.add(s))},_update:function(t){var e=this._map;if(e){var i=this._clampZoom(e.getZoom());if(void 0===t&&(t=e.getCenter()),void 0!==this._tileZoom){var n=this._getTiledPixelBounds(t),o=this._pxBoundsToTileRange(n),s=o.getCenter(),r=[],a=this.options.keepBuffer,h=new O(o.getBottomLeft().subtract([a,-a]),o.getTopRight().add([a,-a]));if(!(isFinite(o.min.x)&&isFinite(o.min.y)&&isFinite(o.max.x)&&isFinite(o.max.y)))throw new Error("Attempted to load an infinite number of tiles");for(var l in this._tiles){var u=this._tiles[l].coords;u.z===this._tileZoom&&h.contains(new N(u.x,u.y))||(this._tiles[l].current=!1)}if(Math.abs(i-this._tileZoom)>1)this._setView(t,i);else{for(var d=o.min.y;d<=o.max.y;d++)for(var c=o.min.x;c<=o.max.x;c++){var _=new N(c,d);if(_.z=this._tileZoom,this._isValidTile(_)){var f=this._tiles[this._tileCoordsToKey(_)];f?f.current=!0:r.push(_)}}if(r.sort(function(t,e){return t.distanceTo(s)-e.distanceTo(s)}),0!==r.length){this._loading||(this._loading=!0,this.fire("loading"));var g=document.createDocumentFragment();for(c=0;c<r.length;c++)this._addTile(r[c],g);this._level.el.appendChild(g)}}}}},_isValidTile:function(t){var e=this._map.options.crs;if(!e.infinite){var i=this._globalTileRange;if(!e.wrapLng&&(t.x<i.min.x||t.x>i.max.x)||!e.wrapLat&&(t.y<i.min.y||t.y>i.max.y))return!1}if(!this.options.bounds)return!0;var n=this._tileCoordsToBounds(t);return B(this.options.bounds).overlaps(n)},_keyToBounds:function(t){return this._tileCoordsToBounds(this._keyToTileCoords(t))},_tileCoordsToNwSe:function(t){var e=this._map,i=this.getTileSize(),n=t.scaleBy(i),o=n.add(i);return[e.unproject(n,t.z),e.unproject(o,t.z)]},_tileCoordsToBounds:function(t){var e=this._tileCoordsToNwSe(t),i=new z(e[0],e[1]);return this.options.noWrap||(i=this._map.wrapLatLngBounds(i)),i},_tileCoordsToKey:function(t){return t.x+":"+t.y+":"+t.z},_keyToTileCoords:function(t){var e=t.split(":"),i=new N(+e[0],+e[1]);return i.z=+e[2],i},_removeTile:function(t){var e=this._tiles[t];e&&(se(e.el),delete this._tiles[t],this.fire("tileunload",{tile:e.el,coords:this._keyToTileCoords(t)}))},_initTile:function(t){ue(t,"leaflet-tile");var e=this.getTileSize();t.style.width=e.x+"px",t.style.height=e.y+"px",t.onselectstart=h,t.onmousemove=h,Ot.ielt9&&this.options.opacity<1&&fe(t,this.options.opacity)},_addTile:function(t,e){var i=this._getTilePos(t),o=this._tileCoordsToKey(t),s=this.createTile(this._wrapCoords(t),n(this._tileReady,this,t));this._initTile(s),this.createTile.length<2&&E(n(this._tileReady,this,t,null,s)),me(s,i),this._tiles[o]={el:s,coords:t,current:!0},e.appendChild(s),this.fire("tileloadstart",{tile:s,coords:t})},_tileReady:function(t,e,i){e&&this.fire("tileerror",{error:e,tile:i,coords:t});var o=this._tileCoordsToKey(t);(i=this._tiles[o])&&(i.loaded=+new Date,this._map._fadeAnimated?(fe(i.el,0),T(this._fadeFrame),this._fadeFrame=E(this._updateOpacity,this)):(i.active=!0,this._pruneTiles()),e||(ue(i.el,"leaflet-tile-loaded"),this.fire("tileload",{tile:i.el,coords:t})),this._noTilesToLoad()&&(this._loading=!1,this.fire("load"),Ot.ielt9||!this._map._fadeAnimated?E(this._pruneTiles,this):setTimeout(n(this._pruneTiles,this),250)))},_getTilePos:function(t){return t.scaleBy(this.getTileSize()).subtract(this._level.origin)},_wrapCoords:function(t){var e=new N(this._wrapX?a(t.x,this._wrapX):t.x,this._wrapY?a(t.y,this._wrapY):t.y);return e.z=t.z,e},_pxBoundsToTileRange:function(t){var e=this.getTileSize();return new O(t.min.unscaleBy(e).floor(),t.max.unscaleBy(e).ceil().subtract([1,1]))},_noTilesToLoad:function(){for(var t in this._tiles)if(!this._tiles[t].loaded)return!1;return!0}});var tn=Ji.extend({options:{minZoom:0,maxZoom:18,subdomains:"abc",errorTileUrl:"",zoomOffset:0,tms:!1,zoomReverse:!1,detectRetina:!1,crossOrigin:!1,referrerPolicy:!1},initialize:function(t,e){this._url=t,(e=c(this,e)).detectRetina&&Ot.retina&&e.maxZoom>0&&(e.tileSize=Math.floor(e.tileSize/2),e.zoomReverse?(e.zoomOffset--,e.minZoom++):(e.zoomOffset++,e.maxZoom--),e.minZoom=Math.max(0,e.minZoom)),"string"==typeof e.subdomains&&(e.subdomains=e.subdomains.split("")),this.on("tileunload",this._onTileRemove)},setUrl:function(t,e){return this._url===t&&void 0===e&&(e=!0),this._url=t,e||this.redraw(),this},createTile:function(t,e){var i=document.createElement("img");return Ce(i,"load",n(this._tileOnLoad,this,e,i)),Ce(i,"error",n(this._tileOnError,this,e,i)),(this.options.crossOrigin||""===this.options.crossOrigin)&&(i.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),"string"==typeof this.options.referrerPolicy&&(i.referrerPolicy=this.options.referrerPolicy),i.alt="",i.setAttribute("role","presentation"),i.src=this.getTileUrl(t),i},getTileUrl:function(t){var i={r:Ot.retina?"@2x":"",s:this._getSubdomain(t),x:t.x,y:t.y,z:this._getZoomForUrl()};if(this._map&&!this._map.options.crs.infinite){var n=this._globalTileRange.max.y-t.y;this.options.tms&&(i.y=n),i["-y"]=n}return g(this._url,e(i,this.options))},_tileOnLoad:function(t,e){Ot.ielt9?setTimeout(n(t,this,null,e),0):t(null,e)},_tileOnError:function(t,e,i){var n=this.options.errorTileUrl;n&&e.getAttribute("src")!==n&&(e.src=n),t(i,e)},_onTileRemove:function(t){t.tile.onload=null},_getZoomForUrl:function(){var t=this._tileZoom,e=this.options.maxZoom;return this.options.zoomReverse&&(t=e-t),t+this.options.zoomOffset},_getSubdomain:function(t){var e=Math.abs(t.x+t.y)%this.options.subdomains.length;return this.options.subdomains[e]},_abortLoading:function(){var t,e;for(t in this._tiles)if(this._tiles[t].coords.z!==this._tileZoom&&((e=this._tiles[t].el).onload=h,e.onerror=h,!e.complete)){e.src=v;var i=this._tiles[t].coords;se(e),delete this._tiles[t],this.fire("tileabort",{tile:e,coords:i})}},_removeTile:function(t){var e=this._tiles[t];if(e)return e.el.setAttribute("src",v),Ji.prototype._removeTile.call(this,t)},_tileReady:function(t,e,i){if(this._map&&(!i||i.getAttribute("src")!==v))return Ji.prototype._tileReady.call(this,t,e,i)}});function en(t,e){return new tn(t,e)}var nn=tn.extend({defaultWmsParams:{service:"WMS",request:"GetMap",layers:"",styles:"",format:"image/jpeg",transparent:!1,version:"1.1.1"},options:{crs:null,uppercase:!1},initialize:function(t,i){this._url=t;var n=e({},this.defaultWmsParams);for(var o in i)o in this.options||(n[o]=i[o]);var s=(i=c(this,i)).detectRetina&&Ot.retina?2:1,r=this.getTileSize();n.width=r.x*s,n.height=r.y*s,this.wmsParams=n},onAdd:function(t){this._crs=this.options.crs||t.options.crs,this._wmsVersion=parseFloat(this.wmsParams.version);var e=this._wmsVersion>=1.3?"crs":"srs";this.wmsParams[e]=this._crs.code,tn.prototype.onAdd.call(this,t)},getTileUrl:function(t){var e=this._tileCoordsToNwSe(t),i=this._crs,n=R(i.project(e[0]),i.project(e[1])),o=n.min,s=n.max,r=(this._wmsVersion>=1.3&&this._crs===xi?[o.y,o.x,s.y,s.x]:[o.x,o.y,s.x,s.y]).join(","),a=tn.prototype.getTileUrl.call(this,t);return a+_(this.wmsParams,a,this.options.uppercase)+(this.options.uppercase?"&BBOX=":"&bbox=")+r},setParams:function(t,i){return e(this.wmsParams,t),i||this.redraw(),this}});tn.WMS=nn,en.wms=function(t,e){return new nn(t,e)};var on=wi.extend({options:{padding:.1},initialize:function(t){c(this,t),s(this),this._layers=this._layers||{}},onAdd:function(){this._container||(this._initContainer(),this._zoomAnimated&&ue(this._container,"leaflet-zoom-animated")),this.getPane().appendChild(this._container),this._update(),this.on("update",this._updatePaths,this)},onRemove:function(){this.off("update",this._updatePaths,this),this._destroyContainer()},getEvents:function(){var t={viewreset:this._reset,zoom:this._onZoom,moveend:this._update,zoomend:this._onZoomEnd};return this._zoomAnimated&&(t.zoomanim=this._onAnimZoom),t},_onAnimZoom:function(t){this._updateTransform(t.center,t.zoom)},_onZoom:function(){this._updateTransform(this._map.getCenter(),this._map.getZoom())},_updateTransform:function(t,e){var i=this._map.getZoomScale(e,this._zoom),n=this._map.getSize().multiplyBy(.5+this.options.padding),o=this._map.project(this._center,e),s=n.multiplyBy(-i).add(o).subtract(this._map._getNewPixelOrigin(t,e));Ot.any3d?pe(this._container,s,i):me(this._container,s)},_reset:function(){for(var t in this._update(),this._updateTransform(this._center,this._zoom),this._layers)this._layers[t]._reset()},_onZoomEnd:function(){for(var t in this._layers)this._layers[t]._project()},_updatePaths:function(){for(var t in this._layers)this._layers[t]._update()},_update:function(){var t=this.options.padding,e=this._map.getSize(),i=this._map.containerPointToLayerPoint(e.multiplyBy(-t)).round();this._bounds=new O(i,i.add(e.multiplyBy(1+2*t)).round()),this._center=this._map.getCenter(),this._zoom=this._map.getZoom()}}),sn=on.extend({options:{tolerance:0},getEvents:function(){var t=on.prototype.getEvents.call(this);return t.viewprereset=this._onViewPreReset,t},_onViewPreReset:function(){this._postponeUpdatePaths=!0},onAdd:function(){on.prototype.onAdd.call(this),this._draw()},_initContainer:function(){var t=this._container=document.createElement("canvas");Ce(t,"mousemove",this._onMouseMove,this),Ce(t,"click dblclick mousedown mouseup contextmenu",this._onClick,this),Ce(t,"mouseout",this._handleMouseOut,this),t._leaflet_disable_events=!0,this._ctx=t.getContext("2d")},_destroyContainer:function(){T(this._redrawRequest),delete this._ctx,se(this._container),Me(this._container),delete this._container},_updatePaths:function(){if(!this._postponeUpdatePaths){for(var t in this._redrawBounds=null,this._layers)this._layers[t]._update();this._redraw()}},_update:function(){if(!this._map._animatingZoom||!this._bounds){on.prototype._update.call(this);var t=this._bounds,e=this._container,i=t.getSize(),n=Ot.retina?2:1;me(e,t.min),e.width=n*i.x,e.height=n*i.y,e.style.width=i.x+"px",e.style.height=i.y+"px",Ot.retina&&this._ctx.scale(2,2),this._ctx.translate(-t.min.x,-t.min.y),this.fire("update")}},_reset:function(){on.prototype._reset.call(this),this._postponeUpdatePaths&&(this._postponeUpdatePaths=!1,this._updatePaths())},_initPath:function(t){this._updateDashArray(t),this._layers[s(t)]=t;var e=t._order={layer:t,prev:this._drawLast,next:null};this._drawLast&&(this._drawLast.next=e),this._drawLast=e,this._drawFirst=this._drawFirst||this._drawLast},_addPath:function(t){this._requestRedraw(t)},_removePath:function(t){var e=t._order,i=e.next,n=e.prev;i?i.prev=n:this._drawLast=n,n?n.next=i:this._drawFirst=i,delete t._order,delete this._layers[s(t)],this._requestRedraw(t)},_updatePath:function(t){this._extendRedrawBounds(t),t._project(),t._update(),this._requestRedraw(t)},_updateStyle:function(t){this._updateDashArray(t),this._requestRedraw(t)},_updateDashArray:function(t){if("string"==typeof t.options.dashArray){var e,i,n=t.options.dashArray.split(/[, ]+/),o=[];for(i=0;i<n.length;i++){if(e=Number(n[i]),isNaN(e))return;o.push(e)}t.options._dashArray=o}else t.options._dashArray=t.options.dashArray},_requestRedraw:function(t){this._map&&(this._extendRedrawBounds(t),this._redrawRequest=this._redrawRequest||E(this._redraw,this))},_extendRedrawBounds:function(t){if(t._pxBounds){var e=(t.options.weight||0)+1;this._redrawBounds=this._redrawBounds||new O,this._redrawBounds.extend(t._pxBounds.min.subtract([e,e])),this._redrawBounds.extend(t._pxBounds.max.add([e,e]))}},_redraw:function(){this._redrawRequest=null,this._redrawBounds&&(this._redrawBounds.min._floor(),this._redrawBounds.max._ceil()),this._clear(),this._draw(),this._redrawBounds=null},_clear:function(){var t=this._redrawBounds;if(t){var e=t.getSize();this._ctx.clearRect(t.min.x,t.min.y,e.x,e.y)}else this._ctx.save(),this._ctx.setTransform(1,0,0,1,0,0),this._ctx.clearRect(0,0,this._container.width,this._container.height),this._ctx.restore()},_draw:function(){var t,e=this._redrawBounds;if(this._ctx.save(),e){var i=e.getSize();this._ctx.beginPath(),this._ctx.rect(e.min.x,e.min.y,i.x,i.y),this._ctx.clip()}this._drawing=!0;for(var n=this._drawFirst;n;n=n.next)t=n.layer,(!e||t._pxBounds&&t._pxBounds.intersects(e))&&t._updatePath();this._drawing=!1,this._ctx.restore()},_updatePoly:function(t,e){if(this._drawing){var i,n,o,s,r=t._parts,a=r.length,h=this._ctx;if(a){for(h.beginPath(),i=0;i<a;i++){for(n=0,o=r[i].length;n<o;n++)s=r[i][n],h[n?"lineTo":"moveTo"](s.x,s.y);e&&h.closePath()}this._fillStroke(h,t)}}},_updateCircle:function(t){if(this._drawing&&!t._empty()){var e=t._point,i=this._ctx,n=Math.max(Math.round(t._radius),1),o=(Math.max(Math.round(t._radiusY),1)||n)/n;1!==o&&(i.save(),i.scale(1,o)),i.beginPath(),i.arc(e.x,e.y/o,n,0,2*Math.PI,!1),1!==o&&i.restore(),this._fillStroke(i,t)}},_fillStroke:function(t,e){var i=e.options;i.fill&&(t.globalAlpha=i.fillOpacity,t.fillStyle=i.fillColor||i.color,t.fill(i.fillRule||"evenodd")),i.stroke&&0!==i.weight&&(t.setLineDash&&t.setLineDash(e.options&&e.options._dashArray||[]),t.globalAlpha=i.opacity,t.lineWidth=i.weight,t.strokeStyle=i.color,t.lineCap=i.lineCap,t.lineJoin=i.lineJoin,t.stroke())},_onClick:function(t){for(var e,i,n=this._map.mouseEventToLayerPoint(t),o=this._drawFirst;o;o=o.next)(e=o.layer).options.interactive&&e._containsPoint(n)&&("click"!==t.type&&"preclick"!==t.type||!this._map._draggableMoved(e))&&(i=e);this._fireEvent(!!i&&[i],t)},_onMouseMove:function(t){if(this._map&&!this._map.dragging.moving()&&!this._map._animatingZoom){var e=this._map.mouseEventToLayerPoint(t);this._handleMouseHover(t,e)}},_handleMouseOut:function(t){var e=this._hoveredLayer;e&&(de(this._container,"leaflet-interactive"),this._fireEvent([e],t,"mouseout"),this._hoveredLayer=null,this._mouseHoverThrottled=!1)},_handleMouseHover:function(t,e){if(!this._mouseHoverThrottled){for(var i,o,s=this._drawFirst;s;s=s.next)(i=s.layer).options.interactive&&i._containsPoint(e)&&(o=i);o!==this._hoveredLayer&&(this._handleMouseOut(t),o&&(ue(this._container,"leaflet-interactive"),this._fireEvent([o],t,"mouseover"),this._hoveredLayer=o)),this._fireEvent(!!this._hoveredLayer&&[this._hoveredLayer],t),this._mouseHoverThrottled=!0,setTimeout(n(function(){this._mouseHoverThrottled=!1},this),32)}},_fireEvent:function(t,e,i){this._map._fireDOMEvent(e,i||e.type,t)},_bringToFront:function(t){var e=t._order;if(e){var i=e.next,n=e.prev;i&&(i.prev=n,n?n.next=i:i&&(this._drawFirst=i),e.prev=this._drawLast,this._drawLast.next=e,e.next=null,this._drawLast=e,this._requestRedraw(t))}},_bringToBack:function(t){var e=t._order;if(e){var i=e.next,n=e.prev;n&&(n.next=i,i?i.prev=n:n&&(this._drawLast=n),e.prev=null,e.next=this._drawFirst,this._drawFirst.prev=e,this._drawFirst=e,this._requestRedraw(t))}}});function rn(t){return Ot.canvas?new sn(t):null}var an=function(){try{return document.namespaces.add("lvml","urn:schemas-microsoft-com:vml"),function(t){return document.createElement("<lvml:"+t+' class="lvml">')}}catch(t){}return function(t){return document.createElement("<"+t+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}(),hn={_initContainer:function(){this._container=oe("div","leaflet-vml-container")},_update:function(){this._map._animatingZoom||(on.prototype._update.call(this),this.fire("update"))},_initPath:function(t){var e=t._container=an("shape");ue(e,"leaflet-vml-shape "+(this.options.className||"")),e.coordsize="1 1",t._path=an("path"),e.appendChild(t._path),this._updateStyle(t),this._layers[s(t)]=t},_addPath:function(t){var e=t._container;this._container.appendChild(e),t.options.interactive&&t.addInteractiveTarget(e)},_removePath:function(t){var e=t._container;se(e),t.removeInteractiveTarget(e),delete this._layers[s(t)]},_updateStyle:function(t){var e=t._stroke,i=t._fill,n=t.options,o=t._container;o.stroked=!!n.stroke,o.filled=!!n.fill,n.stroke?(e||(e=t._stroke=an("stroke")),o.appendChild(e),e.weight=n.weight+"px",e.color=n.color,e.opacity=n.opacity,n.dashArray?e.dashStyle=p(n.dashArray)?n.dashArray.join(" "):n.dashArray.replace(/( *, *)/g," "):e.dashStyle="",e.endcap=n.lineCap.replace("butt","flat"),e.joinstyle=n.lineJoin):e&&(o.removeChild(e),t._stroke=null),n.fill?(i||(i=t._fill=an("fill")),o.appendChild(i),i.color=n.fillColor||n.color,i.opacity=n.fillOpacity):i&&(o.removeChild(i),t._fill=null)},_updateCircle:function(t){var e=t._point.round(),i=Math.round(t._radius),n=Math.round(t._radiusY||i);this._setPath(t,t._empty()?"M0 0":"AL "+e.x+","+e.y+" "+i+","+n+" 0,23592600")},_setPath:function(t,e){t._path.v=e},_bringToFront:function(t){ae(t._container)},_bringToBack:function(t){he(t._container)}},ln=Ot.vml?an:$,un=on.extend({_initContainer:function(){this._container=ln("svg"),this._container.setAttribute("pointer-events","none"),this._rootGroup=ln("g"),this._container.appendChild(this._rootGroup)},_destroyContainer:function(){se(this._container),Me(this._container),delete this._container,delete this._rootGroup,delete this._svgSize},_update:function(){if(!this._map._animatingZoom||!this._bounds){on.prototype._update.call(this);var t=this._bounds,e=t.getSize(),i=this._container;this._svgSize&&this._svgSize.equals(e)||(this._svgSize=e,i.setAttribute("width",e.x),i.setAttribute("height",e.y)),me(i,t.min),i.setAttribute("viewBox",[t.min.x,t.min.y,e.x,e.y].join(" ")),this.fire("update")}},_initPath:function(t){var e=t._path=ln("path");t.options.className&&ue(e,t.options.className),t.options.interactive&&ue(e,"leaflet-interactive"),this._updateStyle(t),this._layers[s(t)]=t},_addPath:function(t){this._rootGroup||this._initContainer(),this._rootGroup.appendChild(t._path),t.addInteractiveTarget(t._path)},_removePath:function(t){se(t._path),t.removeInteractiveTarget(t._path),delete this._layers[s(t)]},_updatePath:function(t){t._project(),t._update()},_updateStyle:function(t){var e=t._path,i=t.options;e&&(i.stroke?(e.setAttribute("stroke",i.color),e.setAttribute("stroke-opacity",i.opacity),e.setAttribute("stroke-width",i.weight),e.setAttribute("stroke-linecap",i.lineCap),e.setAttribute("stroke-linejoin",i.lineJoin),i.dashArray?e.setAttribute("stroke-dasharray",i.dashArray):e.removeAttribute("stroke-dasharray"),i.dashOffset?e.setAttribute("stroke-dashoffset",i.dashOffset):e.removeAttribute("stroke-dashoffset")):e.setAttribute("stroke","none"),i.fill?(e.setAttribute("fill",i.fillColor||i.color),e.setAttribute("fill-opacity",i.fillOpacity),e.setAttribute("fill-rule",i.fillRule||"evenodd")):e.setAttribute("fill","none"))},_updatePoly:function(t,e){this._setPath(t,Y(t._parts,e))},_updateCircle:function(t){var e=t._point,i=Math.max(Math.round(t._radius),1),n="a"+i+","+(Math.max(Math.round(t._radiusY),1)||i)+" 0 1,0 ",o=t._empty()?"M0 0":"M"+(e.x-i)+","+e.y+n+2*i+",0 "+n+2*-i+",0 ";this._setPath(t,o)},_setPath:function(t,e){t._path.setAttribute("d",e)},_bringToFront:function(t){ae(t._path)},_bringToBack:function(t){he(t._path)}});function dn(t){return Ot.svg||Ot.vml?new un(t):null}Ot.vml&&un.include(hn),He.include({getRenderer:function(t){var e=t.options.renderer||this._getPaneRenderer(t.options.pane)||this.options.renderer||this._renderer;return e||(e=this._renderer=this._createRenderer()),this.hasLayer(e)||this.addLayer(e),e},_getPaneRenderer:function(t){if("overlayPane"===t||void 0===t)return!1;var e=this._paneRenderers[t];return void 0===e&&(e=this._createRenderer({pane:t}),this._paneRenderers[t]=e),e},_createRenderer:function(t){return this.options.preferCanvas&&rn(t)||dn(t)}});var cn=Di.extend({initialize:function(t,e){Di.prototype.initialize.call(this,this._boundsToLatLngs(t),e)},setBounds:function(t){return this.setLatLngs(this._boundsToLatLngs(t))},_boundsToLatLngs:function(t){return[(t=B(t)).getSouthWest(),t.getNorthWest(),t.getNorthEast(),t.getSouthEast()]}});un.create=ln,un.pointsToPath=Y,Oi.geometryToLayer=Ri,Oi.coordsToLatLng=Bi,Oi.coordsToLatLngs=ki,Oi.latLngToCoords=Ui,Oi.latLngsToCoords=ji,Oi.getFeature=Zi,Oi.asFeature=Fi,He.mergeOptions({boxZoom:!0});var _n=Qe.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane,this._resetStateTimeout=0,t.on("unload",this._destroy,this)},addHooks:function(){Ce(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){Me(this._container,"mousedown",this._onMouseDown,this)},moved:function(){return this._moved},_destroy:function(){se(this._pane),delete this._pane},_resetState:function(){this._resetStateTimeout=0,this._moved=!1},_clearDeferredResetState:function(){0!==this._resetStateTimeout&&(clearTimeout(this._resetStateTimeout),this._resetStateTimeout=0)},_onMouseDown:function(t){if(!t.shiftKey||1!==t.which&&1!==t.button)return!1;this._clearDeferredResetState(),this._resetState(),qt(),xe(),this._startPoint=this._map.mouseEventToContainerPoint(t),Ce(document,{contextmenu:ke,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseMove:function(t){this._moved||(this._moved=!0,this._box=oe("div","leaflet-zoom-box",this._container),ue(this._container,"leaflet-crosshair"),this._map.fire("boxzoomstart")),this._point=this._map.mouseEventToContainerPoint(t);var e=new O(this._point,this._startPoint),i=e.getSize();me(this._box,e.min),this._box.style.width=i.x+"px",this._box.style.height=i.y+"px"},_finish:function(){this._moved&&(se(this._box),de(this._container,"leaflet-crosshair")),$t(),be(),Me(document,{contextmenu:ke,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseUp:function(t){if((1===t.which||1===t.button)&&(this._finish(),this._moved)){this._clearDeferredResetState(),this._resetStateTimeout=setTimeout(n(this._resetState,this),0);var e=new z(this._map.containerPointToLatLng(this._startPoint),this._map.containerPointToLatLng(this._point));this._map.fitBounds(e).fire("boxzoomend",{boxZoomBounds:e})}},_onKeyDown:function(t){27===t.keyCode&&(this._finish(),this._clearDeferredResetState(),this._resetState())}});He.addInitHook("addHandler","boxZoom",_n),He.mergeOptions({doubleClickZoom:!0});var fn=Qe.extend({addHooks:function(){this._map.on("dblclick",this._onDoubleClick,this)},removeHooks:function(){this._map.off("dblclick",this._onDoubleClick,this)},_onDoubleClick:function(t){var e=this._map,i=e.getZoom(),n=e.options.zoomDelta,o=t.originalEvent.shiftKey?i-n:i+n;"center"===e.options.doubleClickZoom?e.setZoom(o):e.setZoomAround(t.containerPoint,o)}});He.addInitHook("addHandler","doubleClickZoom",fn),He.mergeOptions({dragging:!0,inertia:!0,inertiaDeceleration:3400,inertiaMaxSpeed:1/0,easeLinearity:.2,worldCopyJump:!1,maxBoundsViscosity:0});var gn=Qe.extend({addHooks:function(){if(!this._draggable){var t=this._map;this._draggable=new ii(t._mapPane,t._container),this._draggable.on({dragstart:this._onDragStart,drag:this._onDrag,dragend:this._onDragEnd},this),this._draggable.on("predrag",this._onPreDragLimit,this),t.options.worldCopyJump&&(this._draggable.on("predrag",this._onPreDragWrap,this),t.on("zoomend",this._onZoomEnd,this),t.whenReady(this._onZoomEnd,this))}ue(this._map._container,"leaflet-grab leaflet-touch-drag"),this._draggable.enable(),this._positions=[],this._times=[]},removeHooks:function(){de(this._map._container,"leaflet-grab"),de(this._map._container,"leaflet-touch-drag"),this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},moving:function(){return this._draggable&&this._draggable._moving},_onDragStart:function(){var t=this._map;if(t._stop(),this._map.options.maxBounds&&this._map.options.maxBoundsViscosity){var e=B(this._map.options.maxBounds);this._offsetLimit=R(this._map.latLngToContainerPoint(e.getNorthWest()).multiplyBy(-1),this._map.latLngToContainerPoint(e.getSouthEast()).multiplyBy(-1).add(this._map.getSize())),this._viscosity=Math.min(1,Math.max(0,this._map.options.maxBoundsViscosity))}else this._offsetLimit=null;t.fire("movestart").fire("dragstart"),t.options.inertia&&(this._positions=[],this._times=[])},_onDrag:function(t){if(this._map.options.inertia){var e=this._lastTime=+new Date,i=this._lastPos=this._draggable._absPos||this._draggable._newPos;this._positions.push(i),this._times.push(e),this._prunePositions(e)}this._map.fire("move",t).fire("drag",t)},_prunePositions:function(t){for(;this._positions.length>1&&t-this._times[0]>50;)this._positions.shift(),this._times.shift()},_onZoomEnd:function(){var t=this._map.getSize().divideBy(2),e=this._map.latLngToLayerPoint([0,0]);this._initialWorldOffset=e.subtract(t).x,this._worldWidth=this._map.getPixelWorldBounds().getSize().x},_viscousLimit:function(t,e){return t-(t-e)*this._viscosity},_onPreDragLimit:function(){if(this._viscosity&&this._offsetLimit){var t=this._draggable._newPos.subtract(this._draggable._startPos),e=this._offsetLimit;t.x<e.min.x&&(t.x=this._viscousLimit(t.x,e.min.x)),t.y<e.min.y&&(t.y=this._viscousLimit(t.y,e.min.y)),t.x>e.max.x&&(t.x=this._viscousLimit(t.x,e.max.x)),t.y>e.max.y&&(t.y=this._viscousLimit(t.y,e.max.y)),this._draggable._newPos=this._draggable._startPos.add(t)}},_onPreDragWrap:function(){var t=this._worldWidth,e=Math.round(t/2),i=this._initialWorldOffset,n=this._draggable._newPos.x,o=(n-e+i)%t+e-i,s=(n+e+i)%t-e-i,r=Math.abs(o+i)<Math.abs(s+i)?o:s;this._draggable._absPos=this._draggable._newPos.clone(),this._draggable._newPos.x=r},_onDragEnd:function(t){var e=this._map,i=e.options,n=!i.inertia||t.noInertia||this._times.length<2;if(e.fire("dragend",t),n)e.fire("moveend");else{this._prunePositions(+new Date);var o=this._lastPos.subtract(this._positions[0]),s=(this._lastTime-this._times[0])/1e3,r=i.easeLinearity,a=o.multiplyBy(r/s),h=a.distanceTo([0,0]),l=Math.min(i.inertiaMaxSpeed,h),u=a.multiplyBy(l/h),d=l/(i.inertiaDeceleration*r),c=u.multiplyBy(-d/2).round();c.x||c.y?(c=e._limitOffset(c,e.options.maxBounds),E(function(){e.panBy(c,{duration:d,easeLinearity:r,noMoveStart:!0,animate:!0})})):e.fire("moveend")}}});He.addInitHook("addHandler","dragging",gn),He.mergeOptions({keyboard:!0,keyboardPanDelta:80});var pn=Qe.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61,171],zoomOut:[189,109,54,173]},initialize:function(t){this._map=t,this._setPanDelta(t.options.keyboardPanDelta),this._setZoomDelta(t.options.zoomDelta)},addHooks:function(){var t=this._map._container;t.tabIndex<=0&&(t.tabIndex="0"),Ce(t,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.on({focus:this._addHooks,blur:this._removeHooks},this)},removeHooks:function(){this._removeHooks(),Me(this._map._container,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.off({focus:this._addHooks,blur:this._removeHooks},this)},_onMouseDown:function(){if(!this._focused){var t=document.body,e=document.documentElement,i=t.scrollTop||e.scrollTop,n=t.scrollLeft||e.scrollLeft;this._map._container.focus(),window.scrollTo(n,i)}},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanDelta:function(t){var e,i,n=this._panKeys={},o=this.keyCodes;for(e=0,i=o.left.length;e<i;e++)n[o.left[e]]=[-1*t,0];for(e=0,i=o.right.length;e<i;e++)n[o.right[e]]=[t,0];for(e=0,i=o.down.length;e<i;e++)n[o.down[e]]=[0,t];for(e=0,i=o.up.length;e<i;e++)n[o.up[e]]=[0,-1*t]},_setZoomDelta:function(t){var e,i,n=this._zoomKeys={},o=this.keyCodes;for(e=0,i=o.zoomIn.length;e<i;e++)n[o.zoomIn[e]]=t;for(e=0,i=o.zoomOut.length;e<i;e++)n[o.zoomOut[e]]=-t},_addHooks:function(){Ce(document,"keydown",this._onKeyDown,this)},_removeHooks:function(){Me(document,"keydown",this._onKeyDown,this)},_onKeyDown:function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var e,i=t.keyCode,n=this._map;if(i in this._panKeys)n._panAnim&&n._panAnim._inProgress||(e=this._panKeys[i],t.shiftKey&&(e=D(e).multiplyBy(3)),n.panBy(e),n.options.maxBounds&&n.panInsideBounds(n.options.maxBounds));else if(i in this._zoomKeys)n.setZoom(n.getZoom()+(t.shiftKey?3:1)*this._zoomKeys[i]);else{if(27!==i||!n._popup||!n._popup.options.closeOnEscapeKey)return;n.closePopup()}ke(t)}}});He.addInitHook("addHandler","keyboard",pn),He.mergeOptions({scrollWheelZoom:!0,wheelDebounceTime:40,wheelPxPerZoomLevel:60});var mn=Qe.extend({addHooks:function(){Ce(this._map._container,"wheel",this._onWheelScroll,this),this._delta=0},removeHooks:function(){Me(this._map._container,"wheel",this._onWheelScroll,this)},_onWheelScroll:function(t){var e=Ze(t),i=this._map.options.wheelDebounceTime;this._delta+=e,this._lastMousePos=this._map.mouseEventToContainerPoint(t),this._startTime||(this._startTime=+new Date);var o=Math.max(i-(+new Date-this._startTime),0);clearTimeout(this._timer),this._timer=setTimeout(n(this._performZoom,this),o),ke(t)},_performZoom:function(){var t=this._map,e=t.getZoom(),i=this._map.options.zoomSnap||0;t._stop();var n=this._delta/(4*this._map.options.wheelPxPerZoomLevel),o=4*Math.log(2/(1+Math.exp(-Math.abs(n))))/Math.LN2,s=i?Math.ceil(o/i)*i:o,r=t._limitZoom(e+(this._delta>0?s:-s))-e;this._delta=0,this._startTime=null,r&&("center"===t.options.scrollWheelZoom?t.setZoom(e+r):t.setZoomAround(this._lastMousePos,e+r))}});He.addInitHook("addHandler","scrollWheelZoom",mn);He.mergeOptions({tapHold:Ot.touchNative&&Ot.safari&&Ot.mobile,tapTolerance:15});var vn=Qe.extend({addHooks:function(){Ce(this._map._container,"touchstart",this._onDown,this)},removeHooks:function(){Me(this._map._container,"touchstart",this._onDown,this)},_onDown:function(t){if(clearTimeout(this._holdTimeout),1===t.touches.length){var e=t.touches[0];this._startPos=this._newPos=new N(e.clientX,e.clientY),this._holdTimeout=setTimeout(n(function(){this._cancel(),this._isTapValid()&&(Ce(document,"touchend",Be),Ce(document,"touchend touchcancel",this._cancelClickPrevent),this._simulateEvent("contextmenu",e))},this),600),Ce(document,"touchend touchcancel contextmenu",this._cancel,this),Ce(document,"touchmove",this._onMove,this)}},_cancelClickPrevent:function t(){Me(document,"touchend",Be),Me(document,"touchend touchcancel",t)},_cancel:function(){clearTimeout(this._holdTimeout),Me(document,"touchend touchcancel contextmenu",this._cancel,this),Me(document,"touchmove",this._onMove,this)},_onMove:function(t){var e=t.touches[0];this._newPos=new N(e.clientX,e.clientY)},_isTapValid:function(){return this._newPos.distanceTo(this._startPos)<=this._map.options.tapTolerance},_simulateEvent:function(t,e){var i=new MouseEvent(t,{bubbles:!0,cancelable:!0,view:window,screenX:e.screenX,screenY:e.screenY,clientX:e.clientX,clientY:e.clientY});i._simulated=!0,e.target.dispatchEvent(i)}});He.addInitHook("addHandler","tapHold",vn),He.mergeOptions({touchZoom:Ot.touch,bounceAtZoomLimits:!0});var yn=Qe.extend({addHooks:function(){ue(this._map._container,"leaflet-touch-zoom"),Ce(this._map._container,"touchstart",this._onTouchStart,this)},removeHooks:function(){de(this._map._container,"leaflet-touch-zoom"),Me(this._map._container,"touchstart",this._onTouchStart,this)},_onTouchStart:function(t){var e=this._map;if(t.touches&&2===t.touches.length&&!e._animatingZoom&&!this._zooming){var i=e.mouseEventToContainerPoint(t.touches[0]),n=e.mouseEventToContainerPoint(t.touches[1]);this._centerPoint=e.getSize()._divideBy(2),this._startLatLng=e.containerPointToLatLng(this._centerPoint),"center"!==e.options.touchZoom&&(this._pinchStartLatLng=e.containerPointToLatLng(i.add(n)._divideBy(2))),this._startDist=i.distanceTo(n),this._startZoom=e.getZoom(),this._moved=!1,this._zooming=!0,e._stop(),Ce(document,"touchmove",this._onTouchMove,this),Ce(document,"touchend touchcancel",this._onTouchEnd,this),Be(t)}},_onTouchMove:function(t){if(t.touches&&2===t.touches.length&&this._zooming){var e=this._map,i=e.mouseEventToContainerPoint(t.touches[0]),o=e.mouseEventToContainerPoint(t.touches[1]),s=i.distanceTo(o)/this._startDist;if(this._zoom=e.getScaleZoom(s,this._startZoom),!e.options.bounceAtZoomLimits&&(this._zoom<e.getMinZoom()&&s<1||this._zoom>e.getMaxZoom()&&s>1)&&(this._zoom=e._limitZoom(this._zoom)),"center"===e.options.touchZoom){if(this._center=this._startLatLng,1===s)return}else{var r=i._add(o)._divideBy(2)._subtract(this._centerPoint);if(1===s&&0===r.x&&0===r.y)return;this._center=e.unproject(e.project(this._pinchStartLatLng,this._zoom).subtract(r),this._zoom)}this._moved||(e._moveStart(!0,!1),this._moved=!0),T(this._animRequest);var a=n(e._move,e,this._center,this._zoom,{pinch:!0,round:!1});this._animRequest=E(a,this,!0),Be(t)}},_onTouchEnd:function(){this._moved&&this._zooming?(this._zooming=!1,T(this._animRequest),Me(document,"touchmove",this._onTouchMove,this),Me(document,"touchend touchcancel",this._onTouchEnd,this),this._map.options.zoomAnimation?this._map._animateZoom(this._center,this._map._limitZoom(this._zoom),!0,this._map.options.zoomSnap):this._map._resetView(this._center,this._map._limitZoom(this._zoom))):this._zooming=!1}});He.addInitHook("addHandler","touchZoom",yn),He.BoxZoom=_n,He.DoubleClickZoom=fn,He.Drag=gn,He.Keyboard=pn,He.ScrollWheelZoom=mn,He.TapHold=vn,He.TouchZoom=yn,t.Bounds=O,t.Browser=Ot,t.CRS=Z,t.Canvas=sn,t.Circle=Ni,t.CircleMarker=Li,t.Class=C,t.Control=Ve,t.DivIcon=Qi,t.DivOverlay=$i,t.DomEvent=Ge,t.DomUtil=Pe,t.Draggable=ii,t.Evented=M,t.FeatureGroup=Ei,t.GeoJSON=Oi,t.GridLayer=Ji,t.Handler=Qe,t.Icon=Ti,t.ImageOverlay=Vi,t.LatLng=k,t.LatLngBounds=z,t.Layer=wi,t.LayerGroup=Si,t.LineUtil=_i,t.Map=He,t.Marker=Ai,t.Mixin=ti,t.Path=Mi,t.Point=N,t.PolyUtil=gi,t.Polygon=Di,t.Polyline=Ii,t.Popup=Yi,t.PosAnimation=We,t.Projection=vi,t.Rectangle=cn,t.Renderer=on,t.SVG=un,t.SVGOverlay=qi,t.TileLayer=tn,t.Tooltip=Ki,t.Transformation=H,t.Util=P,t.VideoOverlay=Xi,t.bind=n,t.bounds=R,t.canvas=rn,t.circle=function(t,e,i){return new Ni(t,e,i)},t.circleMarker=function(t,e){return new Li(t,e)},t.control=Xe,t.divIcon=function(t){return new Qi(t)},t.extend=e,t.featureGroup=function(t,e){return new Ei(t,e)},t.geoJSON=Wi,t.geoJson=Hi,t.gridLayer=function(t){return new Ji(t)},t.icon=function(t){return new Ti(t)},t.imageOverlay=function(t,e,i){return new Vi(t,e,i)},t.latLng=U,t.latLngBounds=B,t.layerGroup=function(t,e){return new Si(t,e)},t.map=function(t,e){return new He(t,e)},t.marker=function(t,e){return new Ai(t,e)},t.point=D,t.polygon=function(t,e){return new Di(t,e)},t.polyline=function(t,e){return new Ii(t,e)},t.popup=function(t,e){return new Yi(t,e)},t.rectangle=function(t,e){return new cn(t,e)},t.setOptions=c,t.stamp=s,t.svg=dn,t.svgOverlay=function(t,e,i){return new qi(t,e,i)},t.tileLayer=en,t.tooltip=function(t,e){return new Ki(t,e)},t.transformation=V,t.version="1.8.0",t.videoOverlay=function(t,e,i){return new Xi(t,e,i)};var xn=window.L;t.noConflict=function(){return window.L=xn,this},window.L=t}(e)}},e={};function i(n){var o=e[n];if(void 0!==o)return o.exports;var s=e[n]={exports:{}};return t[n].call(s.exports,s,s.exports,i),s.exports}i.m=t,i.d=(t,e)=>{for(var n in e)i.o(e,n)&&!i.o(t,n)&&Object.defineProperty(t,n,{enumerable:!0,get:e[n]})},i.u=t=>{if(89===t)return"orb.worker.min.js"},i.g=function(){if("object"==typeof globalThis)return globalThis;try{return this||new Function("return this")()}catch(t){if("object"==typeof window)return window}}(),i.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),i.r=t=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},(()=>{var t;i.g.importScripts&&(t=i.g.location+"");var e=i.g.document;if(!t&&e&&(e.currentScript&&"SCRIPT"===e.currentScript.tagName.toUpperCase()&&(t=e.currentScript.src),!t)){var n=e.getElementsByTagName("script");if(n.length)for(var o=n.length-1;o>-1&&(!t||!/^http(s?):/.test(t));)t=n[o--].src}if(!t)throw new Error("Automatic publicPath is not supported in this browser");t=t.replace(/^blob:/,"").replace(/#.*$/,"").replace(/\?.*$/,"").replace(/\/[^\/]+$/,"/"),i.p=t})(),i.b="undefined"!=typeof document&&document.baseURI||self.location.href;var n={};return(()=>{"use strict";i.r(n),i.d(n,{Color:()=>U,EdgeLineStyleType:()=>M,EdgeType:()=>L,GraphObjectState:()=>r,NodeShapeType:()=>w,OrbError:()=>s,OrbEventType:()=>e,OrbMapView:()=>ar,OrbView:()=>sr,RendererType:()=>zo,getDefaultGraphStyle:()=>H,graphToSVG:()=>Ys,isEdge:()=>I,isNode:()=>E});class t{constructor(){this._listeners=new Map}once(t,e){const i={callable:e,isOnce:!0},n=this._listeners.get(t);return n?n.push(i):this._listeners.set(t,[i]),this}on(t,e){const i={callable:e},n=this._listeners.get(t);return n?n.push(i):this._listeners.set(t,[i]),this}off(t,e){const i=this._listeners.get(t);if(i){const n=i.filter(t=>t.callable!==e);this._listeners.set(t,n)}return this}emit(t,e){const i=this._listeners.get(t);if(!i||0===i.length)return!1;let n=!1;for(let t=0;t<i.length;t++)i[t].isOnce&&(n=!0),i[t].callable(e);if(n){const e=i.filter(t=>!t.isOnce);this._listeners.set(t,e)}return!0}eventNames(){return[...this._listeners.keys()]}listenerCount(t){const e=this._listeners.get(t);return e?e.length:0}listeners(t){const e=this._listeners.get(t);return e?e.map(t=>t.callable):[]}addListener(t,e){return this.on(t,e)}removeListener(t,e){return this.off(t,e)}removeAllListeners(t){return t?this._listeners.delete(t):this._listeners.clear(),this}}var e;!function(t){t.RENDER_START="render-start",t.RENDER_END="render-end",t.SIMULATION_START="simulation-start",t.SIMULATION_STEP="simulation-step",t.SIMULATION_END="simulation-end",t.NODE_CLICK="node-click",t.NODE_HOVER="node-hover",t.EDGE_CLICK="edge-click",t.EDGE_HOVER="edge-hover",t.MOUSE_CLICK="mouse-click",t.MOUSE_MOVE="mouse-move",t.TRANSFORM="transform",t.NODE_DRAG_START="node-drag-start",t.NODE_DRAG="node-drag",t.NODE_DRAG_END="node-drag-end",t.NODE_RIGHT_CLICK="node-right-click",t.EDGE_RIGHT_CLICK="edge-right-click",t.MOUSE_RIGHT_CLICK="mouse-right-click",t.NODE_DOUBLE_CLICK="node-double-click",t.EDGE_DOUBLE_CLICK="edge-double-click",t.MOUSE_DOUBLE_CLICK="mouse-double-click"}(e||(e={}));class o extends t{}class s extends Error{constructor(t){super(t),this.message=t,Object.setPrototypeOf(this,new.target.prototype),this.name=this.constructor.name}}const r={NONE:0,SELECTED:1,HOVERED:2};class a{constructor(){this._imageByUrl={}}static getInstance(){return 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w;!function(t){t.CIRCLE="circle",t.DOT="dot",t.SQUARE="square",t.DIAMOND="diamond",t.TRIANGLE="triangle",t.TRIANGLE_DOWN="triangleDown",t.STAR="star",t.HEXAGON="hexagon"}(w||(w={}));class S{static create(t,e){return new T(t,e)}}const E=t=>t instanceof T;class T extends l{constructor(t,e){super(),this._style={},this._state=r.NONE,this._inEdgesById={},this._outEdgesById={},this.id=t.data.id,this._data=t.data,this._position={id:this.id},this._onLoadedImage=null==e?void 0:e.onLoadedImage,e&&e.listeners&&(this.listeners=e.listeners)}getId(){return this.id}getData(){return this._data}getPosition(){return this._position}getStyle(){return this._style}getState(){return this._state}clearPosition(){this._position.x=void 0,this._position.y=void 0,this.notifyListeners()}getCenter(){return void 0===this._position.x||void 0===this._position.y?{x:0,y:0}:{x:this._position.x,y:this._position.y}}getRadius(){var t;return null!==(t=this._style.size)&&void 0!==t?t:0}getBorderedRadius(){return 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this._style.color&&(t=this._style.color),this.isHovered()&&this._style.colorHover&&(t=this._style.colorHover),this.isSelected()&&this._style.colorSelected&&(t=this._style.colorSelected),t}getBorderWidth(){let t=0;return this._style.borderWidth&&this._style.borderWidth>0&&(t=this._style.borderWidth),this.isSelected()&&this._style.borderWidthSelected&&this._style.borderWidthSelected>0&&(t=this._style.borderWidthSelected),t}getBorderColor(){if(!this.hasBorder())return;let t;return this._style.borderColor&&(t=this._style.borderColor),this.isHovered()&&this._style.borderColorHover&&(t=this._style.borderColorHover),this.isSelected()&&this._style.borderColorSelected&&(t=this._style.borderColorSelected.toString()),t}getBackgroundImage(){var t;if((null!==(t=this._style.size)&&void 0!==t?t:0)<=0)return;let e;if(this._style.imageUrl&&(e=this._style.imageUrl),this.isSelected()&&this._style.imageUrlSelected&&(e=this._style.imageUrlSelected),!e)return;return a.getInstance().getImage(e)||a.getInstance().loadImage(e,t=>{var e;t||null===(e=this._onLoadedImage)||void 0===e||e.call(this)})}setData(t){g(t)?this._data=t(this):this._data=t,this.notifyListeners()}patchData(t){let e;e=g(t)?t(this):t,b(this._data,e),this.notifyListeners()}setPosition(t,e){let i;i=g(t)?t(this):t,"x"in i&&"y"in i&&(this._position.x=i.x,this._position.y=i.y,"id"in i&&(this._position.id=i.id)),(null==e?void 0:e.isNotifySkipped)||this.notifyListeners(Object.assign({id:this.id},i))}setStyle(t,e){g(t)?this._style=t(this):this._style=t,(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}patchStyle(t,e){let i;i=g(t)?t(this):t,b(this._style,i),(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}setState(t,e){let i;if(i=g(t)?t(this):t,u(i))this._state=i;else if(f(i)){const t=i.options;if(this._state=this._handleState(i.state,t),t)return void this.notifyListeners({id:this.id,type:"node",options:t})}(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}_isPointInBoundingBox(t){return((t,e)=>{const i=t.x+t.width,n=t.y+t.height;return e.x>=t.x&&e.x<=i&&e.y>=t.y&&e.y<=n})(this.getBoundingBox(),t)}_handleState(t,e){return(null==e?void 0:e.isToggle)&&this._state===t?r.NONE:t}}const P=(t,e,i)=>{const n=e.x-t.x,o=e.y-t.y;let s=((i.x-t.x)*n+(i.y-t.y)*o)/(n*n+o*o);s>1&&(s=1),s<0&&(s=0);const r=t.x+s*n,a=t.y+s*o,h=r-i.x,l=a-i.y;return Math.sqrt(h*h+l*l)},C=[5,5],A=[1,1];var M,L;!function(t){t.SOLID="solid",t.DASHED="dashed",t.DOTTED="dotted",t.CUSTOM="custom"}(M||(M={})),function(t){t.STRAIGHT="straight",t.LOOPBACK="loopback",t.CURVED="curved"}(L||(L={}));class N{static create(t,e){switch(O(t)){case L.STRAIGHT:return new R(t,e);case L.LOOPBACK:return new B(t,e);case L.CURVED:return new z(t,e);default:return new R(t,e)}}static copy(t,e){const i=N.create({data:t.getData(),offset:void 0!==(null==e?void 0:e.offset)?e.offset:t.offset,startNode:t.startNode,endNode:t.endNode});i.setState(t.getState()),i.setStyle(t.getStyle());const n=t.getListeners();for(let t=0;t<n.length;t++)i.addListener(n[t]);return i}}const I=t=>t instanceof R||t instanceof z||t instanceof B;class D extends l{constructor(t,e){var i;super(),this._style={},this._state=r.NONE,this._type=L.STRAIGHT,this.id=t.data.id,this._data=t.data,this.offset=null!==(i=t.offset)&&void 0!==i?i:0,this.startNode=t.startNode,this.endNode=t.endNode,this._type=O(t),this._position={id:this.id,source:this.startNode.getId(),target:this.endNode.getId()},this.startNode.addEdge(this),this.endNode.addEdge(this),e&&e.listeners&&(this.listeners=e.listeners)}getId(){return this.id}getData(){return this._data}getPosition(){return this._position}getStyle(){return this._style}getState(){return this._state}get type(){return this._type}get start(){return this._data.start}get end(){return this._data.end}hasStyle(){return this._style&&Object.keys(this._style).length>0}isSelected(){return this._state===r.SELECTED}isHovered(){return this._state===r.HOVERED}clearState(){this._state=r.NONE}isLoopback(){return this._type===L.LOOPBACK}isStraight(){return this._type===L.STRAIGHT}isCurved(){return this._type===L.CURVED}getCenter(){var t,e;const i=null===(t=this.startNode)||void 0===t?void 0:t.getCenter(),n=null===(e=this.endNode)||void 0===e?void 0:e.getCenter();return i&&n?{x:(i.x+n.x)/2,y:(i.y+n.y)/2}:{x:0,y:0}}getDistance(t){const e=this.startNode.getCenter(),i=this.endNode.getCenter();return e&&i?P(e,i,t):0}getLabel(){return this._style.label}hasShadow(){var t,e,i;return(null!==(t=this._style.shadowSize)&&void 0!==t?t:0)>0||(null!==(e=this._style.shadowOffsetX)&&void 0!==e?e:0)>0||(null!==(i=this._style.shadowOffsetY)&&void 0!==i?i:0)>0}getWidth(){let t=0;return void 0!==this._style.width&&(t=this._style.width),this.isHovered()&&void 0!==this._style.widthHover&&(t=this._style.widthHover),this.isSelected()&&void 0!==this._style.widthSelected&&(t=this._style.widthSelected),t}getColor(){let t;return this._style.color&&(t=this._style.color),this.isHovered()&&this._style.colorHover&&(t=this._style.colorHover),this.isSelected()&&this._style.colorSelected&&(t=this._style.colorSelected),t}getLineDashPattern(){const t=this._style.lineStyle;if(void 0===t||t.type===M.SOLID)return null;switch(t.type){case M.DASHED:return C;case M.DOTTED:return A;case M.CUSTOM:return e=t.pattern,_(e)&&e.every(t=>u(t))?t.pattern:null;default:return null}var e}setData(t){g(t)?this._data=t(this):this._data=t,this.notifyListeners()}patchData(t){let e;e=g(t)?t(this):t,b(this._data,e),this.notifyListeners()}setStyle(t,e){g(t)?this._style=t(this):this._style=t,(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}patchStyle(t,e){let i;i=g(t)?t(this):t,b(this._style,i),(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}setState(t,e){let i;if(i=g(t)?t(this):t,u(i))this._state=i;else if(f(i)){const t=i.options;if(this._state=this._handleState(i.state,t),t)return void this.notifyListeners({id:this.id,type:"edge",options:t})}(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}_handleState(t,e){return(null==e?void 0:e.isToggle)&&this._state===t?r.NONE:t}}const O=t=>{var e;return t.startNode.getId()===t.endNode.getId()?L.LOOPBACK:0===(null!==(e=t.offset)&&void 0!==e?e:0)?L.STRAIGHT:L.CURVED};class R extends D{getCenter(){var t,e;const i=null===(t=this.startNode)||void 0===t?void 0:t.getCenter(),n=null===(e=this.endNode)||void 0===e?void 0:e.getCenter();return i&&n?{x:(i.x+n.x)/2,y:(i.y+n.y)/2}:{x:0,y:0}}getDistance(t){var e,i;const n=null===(e=this.startNode)||void 0===e?void 0:e.getCenter(),o=null===(i=this.endNode)||void 0===i?void 0:i.getCenter();return n&&o?P(n,o,t):0}}class z extends D{getCenter(){return this.getCurvedControlPoint(2)}getDistance(t){var e,i;const n=null===(e=this.startNode)||void 0===e?void 0:e.getCenter(),o=null===(i=this.endNode)||void 0===i?void 0:i.getCenter();if(!n||!o)return 0;const s=this.getCurvedControlPoint();let r,a,h,l,u,d=1e9,c=n.x,_=n.y;for(a=1;a<10;a++)h=.1*a,l=Math.pow(1-h,2)*n.x+2*h*(1-h)*s.x+Math.pow(h,2)*o.x,u=Math.pow(1-h,2)*n.y+2*h*(1-h)*s.y+Math.pow(h,2)*o.y,a>0&&(r=P({x:c,y:_},{x:l,y:u},t),d=r<d?r:d),c=l,_=u;return d}getCurvedControlPoint(t=4){var e;if(!this.startNode||!this.endNode)return{x:0,y:0};const i=this.startNode.getCenter(),n=this.endNode.getCenter(),o=this.startNode.getRadius(),s=this.endNode.getRadius(),r=(i.x+n.x)/2,a=(i.y+n.y)/2,h=n.x-i.x,l=n.y-i.y,u=Math.sqrt(h*h+l*l),d=Math.max(o,s,4),c=(null!==(e=this.offset)&&void 0!==e?e:1)*d*t;return{x:r+c*(l/u),y:a-c*(h/u)}}}class B extends D{getCenter(){var t;const e=Math.abs(null!==(t=this.offset)&&void 0!==t?t:1),i=this.getCircularData();return{x:i.x+i.radius,y:i.y-5*e}}getDistance(t){const e=this.getCircularData(),i=e.x-t.x,n=e.y-t.y;return Math.abs(Math.sqrt(i*i+n*n)-e.radius)}getCircularData(){var t;if(!this.startNode)return{x:0,y:0,radius:0};const e=this.startNode.getCenter(),i=this.startNode.getBorderedRadius(),n=1.5*i*Math.abs(null!==(t=this.offset)&&void 0!==t?t:1),o=i;return{x:e.x+n,y:e.y-.5*o,radius:n}}}const k=/^#[a-fA-F0-9]{6}$/;class U{constructor(t){this.hex=k.test(null!=t?t:"")?t:"#000000",this.rgb=j(t)}toString(){return this.hex}getDarkerColor(t=.3){return U.getColorFromRGB({r:this.rgb.r-t*this.rgb.r,g:this.rgb.g-t*this.rgb.g,b:this.rgb.b-t*this.rgb.b})}getLighterColor(t=.3){return U.getColorFromRGB({r:this.rgb.r+t*(255-this.rgb.r),g:this.rgb.g+t*(255-this.rgb.g),b:this.rgb.b+t*(255-this.rgb.b)})}getMixedColor(t){return U.getColorFromRGB({r:(this.rgb.r+t.rgb.r)/2,g:(this.rgb.g+t.rgb.g)/2,b:(this.rgb.b+t.rgb.b)/2})}isEqual(t){return this.rgb.r===t.rgb.r&&this.rgb.g===t.rgb.g&&this.rgb.b===t.rgb.b}static getColorFromRGB(t){const e=Math.round(Math.max(Math.min(t.r,255),0)),i=Math.round(Math.max(Math.min(t.g,255),0)),n=Math.round(Math.max(Math.min(t.b,255),0));return new U(Z({r:e,g:i,b:n}))}static getRandomColor(){return U.getColorFromRGB({r:Math.round(255*Math.random()),g:Math.round(255*Math.random()),b:Math.round(255*Math.random())})}}const j=t=>({r:parseInt(t.substring(1,3),16),g:parseInt(t.substring(3,5),16),b:parseInt(t.substring(5,7),16)}),Z=t=>"#"+((1<<24)+(t.r<<16)+(t.g<<8)+t.b).toString(16).slice(1),F=["label","name"],G={size:5,color:new U("#1d87c9")},W={color:new U("#ababab"),width:.3},H=()=>({getNodeStyle:t=>Object.assign(Object.assign({},G),{label:V(t)}),getEdgeStyle:t=>Object.assign(Object.assign({},W),{label:V(t)})}),V=t=>{const e=t.getData();for(let t=0;t<F.length;t++){const i=e[F[t]];if(null!=i)return`${i}`}};var X={value:()=>{}};function q(){for(var t,e=0,i=arguments.length,n={};e<i;++e){if(!(t=arguments[e]+"")||t in n||/[\s.]/.test(t))throw new Error("illegal type: "+t);n[t]=[]}return new 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d=i();for(let i=0;i<d.length;i++){const c=d[i].source,_=d[i].target;if(!c||!_)continue;const f=.5*((null!==(s=c.x)&&void 0!==s?s:0)+(null!==(r=_.x)&&void 0!==r?r:0)),g=.5*((null!==(a=c.y)&&void 0!==a?a:0)+(null!==(h=_.y)&&void 0!==h?h:0));for(let i=0;i<n.length;i++){const s=n[i],r=(null!==(l=s.x)&&void 0!==l?l:0)-f,a=(null!==(u=s.y)&&void 0!==u?u:0)-g;let h=r*r+a*a;if(0===h||h>=o)continue;h<1&&(h=1);const d=-t*e/h;s.vx+=r*d,s.vy+=a*d}}}return s.initialize=t=>{n=t},s}(t.manyBody.strength,t.manyBody.distanceMax,()=>this._edges)):this._simulation.force("edgeMidpointRepulsion",null)}if(null===t.manyBody&&(this._simulation.force("charge",null),this._simulation.force("edgeMidpointRepulsion",null)),null===(e=t.positioning)||void 0===e?void 0:e.forceX){const e=function(t){var e,i,n,o=On(.1);function s(t){for(var o,s=0,r=e.length;s<r;++s)(o=e[s]).vx+=(n[s]-o.x)*i[s]*t}function r(){if(e){var s,r=e.length;for(i=new Array(r),n=new Array(r),s=0;s<r;++s)i[s]=isNaN(n[s]=+t(e[s],s,e))?0:+o(e[s],s,e)}}return"function"!=typeof t&&(t=On(null==t?0:+t)),s.initialize=function(t){e=t,r()},s.strength=function(t){return arguments.length?(o="function"==typeof t?t:On(+t),r(),s):o},s.x=function(e){return arguments.length?(t="function"==typeof e?e:On(+e),r(),s):t},s}(t.positioning.forceX.x).strength(t.positioning.forceX.strength);this._simulation.force("x",e)}if(null===(null===(i=t.positioning)||void 0===i?void 0:i.forceX)&&this._simulation.force("x",null),null===(n=t.positioning)||void 0===n?void 0:n.forceY){const e=function(t){var e,i,n,o=On(.1);function s(t){for(var o,s=0,r=e.length;s<r;++s)(o=e[s]).vy+=(n[s]-o.y)*i[s]*t}function r(){if(e){var s,r=e.length;for(i=new Array(r),n=new Array(r),s=0;s<r;++s)i[s]=isNaN(n[s]=+t(e[s],s,e))?0:+o(e[s],s,e)}}return"function"!=typeof t&&(t=On(null==t?0:+t)),s.initialize=function(t){e=t,r()},s.strength=function(t){return arguments.length?(o="function"==typeof t?t:On(+t),r(),s):o},s.y=function(e){return arguments.length?(t="function"==typeof e?e:On(+e),r(),s):t},s}(t.positioning.forceY.y).strength(t.positioning.forceY.strength);this._simulation.force("y",e)}if(null===(null===(o=t.positioning)||void 0===o?void 0:o.forceY)&&this._simulation.force("y",null),t.centering){const e=function(t,e){var i,n=1;function o(){var o,s,r=i.length,a=0,h=0;for(o=0;o<r;++o)a+=(s=i[o]).x,h+=s.y;for(a=(a/r-t)*n,h=(h/r-e)*n,o=0;o<r;++o)(s=i[o]).x-=a,s.y-=h}return null==t&&(t=0),null==e&&(e=0),o.initialize=function(t){i=t},o.x=function(e){return arguments.length?(t=+e,o):t},o.y=function(t){return arguments.length?(e=+t,o):e},o.strength=function(t){return arguments.length?(n=+t,o):n},o}(t.centering.x,t.centering.y).strength(t.centering.strength);this._simulation.force("center",e)}null===t.centering&&this._simulation.force("center",null)}}var so;!function(t){t.VERTEX="vertex",t.FRAGMENT="fragment"}(so||(so={}));const ro=(t,e,i)=>{const n=t.createShader(i===so.VERTEX?t.VERTEX_SHADER:t.FRAGMENT_SHADER);if(!n)throw new s("Failed to create shader.");if(t.shaderSource(n,e),t.compileShader(n),!t.getShaderParameter(n,t.COMPILE_STATUS)){const e=t.getShaderInfoLog(n);throw t.deleteShader(n),new s(`Failed to compile shader: ${e}`)}return n};class ao extends no{constructor(t){super(),this._isStabilizing=!1,this._isDragging=!1,this._dragLoopRunning=!1,this._pendingRestart=!1,this._simulationGeneration=0,this._currentAlpha=0,this._currentStep=0,this._totalSteps=0,this._dragAlpha=0,this._dragNeedsReheat=!1,this._dirtyNodes=new Set,this._forceProgram=null,this._quadBuffer=null,this._quadVAO=null,this._stateTexA=null,this._stateTexB=null,this._fixedTex=null,this._fboA=null,this._fboB=null,this._texWidth=0,this._treeDataTexture=null,this._treeChildrenTexture=null,this._treeGeometryTexture=null,this._adjOffsetsTexture=null,this._adjEdgesTexture=null,this._cachedAdjacency=null,this._treeTexWidth=1,this._treeNodeCount=0,this._pingPong=!0,this._uniforms={},this.type="force",this._settings=Object.assign(Object.assign({},to),t);const e=document.createElement("canvas").getContext("webgl2");if(!e)throw new s("Failed to create WebGL2 context for GPU force layout engine.");this._gl=e,this._initGPU(),this.clearData()}setSettings(t){const e=t;this._initialSettings||(this._initialSettings=Object.assign(p(to),e));const i=p(this._settings);Object.assign(this._settings,e),m(this._settings,i)||(this.emit(Dn.SETTINGS_UPDATE,{settings:{type:"force",options:this._settings}}),i.isPhysicsEnabled&&!e.isPhysicsEnabled?this.stopSimulation():this._settings.isSimulatingOnSettingsUpdate&&this._nodes.length>0&&this.activateSimulation())}setupData(t){this.clearData(),this._initializeNewData(t),this._settings.isSimulatingOnDataUpdate&&this._runSimulation()}mergeData(t){this._initializeNewData(t),this._settings.isPhysicsEnabled||this._pinNodes(),this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),n=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...n],this._rebuildNodeIndex(),this._edges=t.edges,this._cachedAdjacency=null,this._settings.isSimulatingOnSettingsUpdate&&this.activateSimulation()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._cachedAdjacency=null,this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}patchData(t){if(t.nodes){const e={};for(let t=0;t<this._nodes.length;t++)e[this._nodes[t].id]=t;for(let i=0;i<t.nodes.length;i+=1){const n=t.nodes[i].id;if(n in e){const o=e[n];this._nodeIndexByNodeId[n]=o,this._nodes[o]=t.nodes[i]}else this._nodes.push(t.nodes[i])}}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._rebuildNodeIndex(),this._cachedAdjacency=null}activateSimulation(){this._settings.isPhysicsEnabled?this._unpinNodes():this._pinNodes(),this._isStabilizing?this._pendingRestart=!0:(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}stopSimulation(){this._isStabilizing&&(this._cancelSimulation=!0)}startDragNode(){this._isDragging=!0,this._isStabilizing&&(this._cancelSimulation=!0),this._settings.isPhysicsEnabled&&this._startDragLoop()}dragNode(t,e){const i=this._nodeIndexByNodeId[t],n=this._nodes[i];n&&(this._isDragging||this.startDragNode(),n.fx=e.x,n.fy=e.y,this._settings.isPhysicsEnabled||(n.x=e.x,n.y=e.y),this._dirtyNodes.add(i),this._dragNeedsReheat=!0,this.emit(Dn.NODE_DRAG,{nodes:this._nodes,edges:this._edges}))}endDragNode(t){this._isDragging=!1;const e=this._nodes[this._nodeIndexByNodeId[t]];if(e&&this._settings.isPhysicsEnabled){this._unpinNode(e);const i=this._nodeIndexByNodeId[t];this._dirtyNodes.add(i)}}fixNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._stickNode(t[e])}releaseNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unstickNode(t[e]);this._settings.isSimulatingOnUnstick&&this._nodes.length>0&&this.activateSimulation()}terminate(){var t;super.terminate();const e=this._gl;e&&(e.deleteBuffer(this._quadBuffer),e.deleteVertexArray(this._quadVAO),e.deleteProgram(this._forceProgram),e.deleteTexture(this._stateTexA),e.deleteTexture(this._stateTexB),e.deleteTexture(this._fixedTex),e.deleteTexture(this._treeDataTexture),e.deleteTexture(this._treeChildrenTexture),e.deleteTexture(this._treeGeometryTexture),e.deleteTexture(this._adjOffsetsTexture),e.deleteTexture(this._adjEdgesTexture),e.deleteFramebuffer(this._fboA),e.deleteFramebuffer(this._fboB),null===(t=e.getExtension("WEBGL_lose_context"))||void 0===t||t.loseContext())}reheat(){const t=this._settings.alpha;this._currentAlpha=t.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(t.alphaMin)/Math.log(1-t.alphaDecay))),this._currentStep=0,this._isStabilizing||(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}_runSimulation(){this._isStabilizing||this._cancelSimulation||(this._ensurePositions(),this._uploadDataToGPU(),this._buildAndUploadAdjacency(),this._startSimulationLoop())}_startDragLoop(){if(this._dragLoopRunning)return;this._dragLoopRunning=!0;const t=this._settings.alpha.alphaDecay,e=this._settings.alpha.alphaMin;this._dragAlpha=.3,this._dragNeedsReheat=!1;const i=()=>{this._isDragging?(this._dragNeedsReheat&&(this._dragAlpha=.3,this._dragNeedsReheat=!1),this._dragAlpha+=(0-this._dragAlpha)*t,this._dragAlpha<e||(this._readbackFromGPU(),this._flushDirtyNodes(),this._buildAndUploadQuadTree(),this._simulateGPUStep(this._dragAlpha),this._readbackFromGPU(),this._applyCentering(),this.emit(Dn.NODE_DRAG,{nodes:this._nodes,edges:this._edges})),requestAnimationFrame(i)):this._dragLoopRunning=!1};requestAnimationFrame(i)}_startSimulationLoop(){if(this._isStabilizing||this._cancelSimulation)return;this.emit(Dn.SIMULATION_START,void 0),this._isStabilizing=!0,this._pendingRestart=!1;const t=++this._simulationGeneration,e=this._settings.alpha,i=e.alphaMin,n=e.alphaDecay;this._currentAlpha=e.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(i)/Math.log(1-n))),this._currentStep=0;let o=-1;const s=()=>{if(t!==this._simulationGeneration)return;if(this._cancelSimulation)return this._isStabilizing=!1,this._cancelSimulation=!1,void this.emit(Dn.SIMULATION_END,{nodes:this._nodes,edges:this._edges});if(this._readbackFromGPU(),this._pendingRestart)return this._isStabilizing=!1,this._pendingRestart=!1,this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),void this._startSimulationLoop();this._flushDirtyNodes(),this._buildAndUploadQuadTree();const r=Math.min(this._currentStep+1,this._totalSteps);for(;this._currentStep<r;this._currentStep++){if(this._currentAlpha+=(e.alphaTarget-this._currentAlpha)*n,this._currentAlpha<i||this._cancelSimulation){this._currentStep=this._totalSteps;break}this._simulateGPUStep(this._currentAlpha)}this._readbackFromGPU(),this._applyCentering();const a=Math.round(100*this._currentStep/this._totalSteps);a>o&&(o=a,this.emit(Dn.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:a/100})),this._currentStep<this._totalSteps&&!this._cancelSimulation?this._scheduleNext(s):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit(Dn.SIMULATION_END,{nodes:this._nodes,edges:this._edges}))};this._scheduleNext(s)}_ensurePositions(){var t,e;const i=(null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50)*Math.sqrt(this._nodes.length);for(const t of this._nodes)void 0!==t.x&&null!==t.x||(t.x=(Math.random()-.5)*i),void 0!==t.y&&null!==t.y||(t.y=(Math.random()-.5)*i)}_applyCentering(){var t,e,i,n;const o=this._settings.centering;if(!o)return;const s=this._nodes.length;if(0===s)return;let r=0,a=0;for(let i=0;i<s;i++)r+=null!==(t=this._nodes[i].x)&&void 0!==t?t:0,a+=null!==(e=this._nodes[i].y)&&void 0!==e?e:0;const h=(r/s-o.x)*o.strength,l=(a/s-o.y)*o.strength;if(!(Math.abs(h)<1e-6&&Math.abs(l)<1e-6)){for(let t=0;t<s;t++){const e=this._nodes[t];null!==e.fx&&void 0!==e.fx||(e.x=(null!==(i=e.x)&&void 0!==i?i:0)-h,e.y=(null!==(n=e.y)&&void 0!==n?n:0)-l)}this._syncStateToGPU()}}_syncStateToGPU(){var t,e,i,n;const o=this._nodes.length;if(0===o)return;const s=this._texWidth*this._texWidth,r=new Float32Array(4*s);for(let s=0;s<o;s++){const o=this._nodes[s],a=4*s;r[a]=null!==(t=o.x)&&void 0!==t?t:0,r[a+1]=null!==(e=o.y)&&void 0!==e?e:0,r[a+2]=null!==(i=o.vx)&&void 0!==i?i:0,r[a+3]=null!==(n=o.vy)&&void 0!==n?n:0}this._uploadTexture(this._stateTexA,r,this._texWidth),this._uploadTexture(this._stateTexB,r,this._texWidth),this._pingPong=!0}_flushDirtyNodes(){var t,e,i,n,o,s,r,a;if(0===this._dirtyNodes.size)return;const h=this._gl;for(const l of this._dirtyNodes){const u=this._nodes[l];if(!u)continue;const d=l%this._texWidth,c=Math.floor(l/this._texWidth),_=new Float32Array([null!==(t=u.x)&&void 0!==t?t:0,null!==(e=u.y)&&void 0!==e?e:0,null!==(i=u.vx)&&void 0!==i?i:0,null!==(n=u.vy)&&void 0!==n?n:0]);h.bindTexture(h.TEXTURE_2D,this._stateTexA),h.texSubImage2D(h.TEXTURE_2D,0,d,c,1,1,h.RGBA,h.FLOAT,_),h.bindTexture(h.TEXTURE_2D,this._stateTexB),h.texSubImage2D(h.TEXTURE_2D,0,d,c,1,1,h.RGBA,h.FLOAT,_);const f=new Float32Array([null!==u.fx&&void 0!==u.fx?1:0,null!==(s=null!==(o=u.fx)&&void 0!==o?o:u.x)&&void 0!==s?s:0,null!==(a=null!==(r=u.fy)&&void 0!==r?r:u.y)&&void 0!==a?a:0,0]);h.bindTexture(h.TEXTURE_2D,this._fixedTex),h.texSubImage2D(h.TEXTURE_2D,0,d,c,1,1,h.RGBA,h.FLOAT,f)}this._dirtyNodes.clear()}_buildAndUploadQuadTree(){var t,e,i;if(0===this._nodes.length)return;const n=null!==(e=null===(t=this._settings.manyBody)||void 0===t?void 0:t.strength)&&void 0!==e?e:-100;let o=this._nodes;if(null===(i=this._settings.manyBody)||void 0===i?void 0:i.edgeMidpointRepulsion){const t=this._getEdgeMidpoints();t.length>0&&(o=o.concat(t))}const s=function(t,e){var i,n;const o=t.length;if(0===o)return{treeData:new Float32Array(0),treeChildren:new Float32Array(0),treeGeometry:new Float32Array(0),nodeCount:0,texWidth:1};let s=1/0,r=1/0,a=-1/0,h=-1/0;for(let e=0;e<o;e++){const i=t[e].x,n=t[e].y;i<s&&(s=i),n<r&&(r=n),i>a&&(a=i),n>h&&(h=n)}let l=Math.max(a-s,h-r);l<1e-6&&(l=1),l*=1.01;const u=.5*l,d=.5*(s+a)-u,c=.5*(r+h)-u,_=[];function f(t){const e=_.length;return _.push({cx:0,cy:0,charge:0,size:t,bodyIndex:-1,children:[null,null,null,null]}),e}const g=f(l),p=[d],m=[c];function v(t,e,i,n,o){return 2*(e>=n+.5*o?1:0)+(t>=i+.5*o?1:0)}function y(t,e,i,n){const o=.5*n;return{cx0:1&t?e+o:e,cy0:2&t?i+o:i,csz:o}}function x(t,i,n){let o=g,s=d,r=c,a=l;for(let h=0;h<50;h++){const h=_[o];if(-1===h.bodyIndex&&null===h.children[0]&&null===h.children[1]&&null===h.children[2]&&null===h.children[3])return h.bodyIndex=t,h.cx=i,h.cy=n,void(h.charge=e);if(h.bodyIndex>=0){const t=h.bodyIndex,i=h.cx,n=h.cy;h.bodyIndex=-1;const o=v(i,n,s,r,a),{cx0:l,cy0:u,csz:d}=y(o,s,r,a),c=f(d);p[c]=l,m[c]=u,h.children[o]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=n,_[c].charge=e}const l=v(i,n,s,r,a);if(null===h.children[l]){const{cx0:o,cy0:u,csz:d}=y(l,s,r,a),c=f(d);return p[c]=o,m[c]=u,h.children[l]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=n,void(_[c].charge=e)}const{cx0:u,cy0:d,csz:c}=y(l,s,r,a);o=h.children[l],s=u,r=d,a=c}}for(let e=0;e<o;e++)x(e,t[e].x,t[e].y);!function t(e){const i=_[e];if(i.bodyIndex>=0)return;let n=0,o=0,s=0,r=0;for(let e=0;e<4;e++){const a=i.children[e];if(null===a)continue;t(a);const h=_[a],l=Math.abs(h.charge);n+=h.charge,o+=h.cx*l,s+=h.cy*l,r+=l}r>0&&(i.cx=o/r,i.cy=s/r),i.charge=n}(g);const b=_.length,w=Math.ceil(Math.sqrt(b)),S=w*w,E=new Float32Array(4*S),T=new Float32Array(4*S),P=new Float32Array(4*S);for(let t=0;t<b;t++){const e=_[t],o=4*t;E[o]=e.cx,E[o+1]=e.cy,E[o+2]=e.charge,e.bodyIndex>=0?E[o+3]=-(e.bodyIndex+1):E[o+3]=e.size,T[o]=null!==e.children[0]?e.children[0]:-1,T[o+1]=null!==e.children[1]?e.children[1]:-1,T[o+2]=null!==e.children[2]?e.children[2]:-1,T[o+3]=null!==e.children[3]?e.children[3]:-1,P[o]=null!==(i=p[t])&&void 0!==i?i:0,P[o+1]=null!==(n=m[t])&&void 0!==n?n:0,P[o+2]=e.size,P[o+3]=0}for(let t=b;t<S;t++){const e=4*t;E[e+3]=0,T[e]=-1,T[e+1]=-1,T[e+2]=-1,T[e+3]=-1,P[e]=0,P[e+1]=0,P[e+2]=0,P[e+3]=0}return{treeData:E,treeChildren:T,treeGeometry:P,nodeCount:b,texWidth:w}}(o,n);this._uploadTexture(this._treeDataTexture,s.treeData,s.texWidth),this._uploadTexture(this._treeChildrenTexture,s.treeChildren,s.texWidth),this._uploadTexture(this._treeGeometryTexture,s.treeGeometry,s.texWidth),this._treeTexWidth=s.texWidth,this._treeNodeCount=s.nodeCount}_getEdgeMidpoints(){var t,e,i,n;const o=[];for(let s=0;s<this._edges.length;s++){const r=this._edges[s],a="object"==typeof r.source?r.source.id:r.source,h="object"==typeof r.target?r.target.id:r.target,l=this._nodeIndexByNodeId[a],u=this._nodeIndexByNodeId[h];if(void 0===l||void 0===u)continue;const d=this._nodes[l],c=this._nodes[u];o.push({x:.5*((null!==(t=d.x)&&void 0!==t?t:0)+(null!==(e=c.x)&&void 0!==e?e:0)),y:.5*((null!==(i=d.y)&&void 0!==i?i:0)+(null!==(n=c.y)&&void 0!==n?n:0))})}return o}_buildAndUploadAdjacency(){var t,e;if(0===this._nodes.length)return;const i=null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50,n=function(t,e,i){const n=t.length,o={};for(let e=0;e<n;e++)o[t[e].id]=e;const s=new Uint32Array(n),r=[];for(let t=0;t<e.length;t++){const i=e[t],n="object"==typeof i.source?i.source.id:i.source,a="object"==typeof i.target?i.target.id:i.target,h=o[n],l=o[a];void 0!==h&&void 0!==l&&(r.push({srcIdx:h,tgtIdx:l}),s[h]++,s[l]++)}const a=2*r.length,h=new Uint32Array(n),l=new Uint32Array(n),u=new Uint32Array(n);for(const{srcIdx:t,tgtIdx:e}of r)u[t]++,u[e]++;let d=0;for(let t=0;t<n;t++)l[t]=d,h[t]=u[t],d+=u[t];const c=new Float32Array(4*a),_=new Uint32Array(n);for(let t=0;t<n;t++)_[t]=l[t];for(const{srcIdx:t,tgtIdx:e}of r){const n=s[t]/(s[t]+s[e]),o=1/Math.min(s[t],s[e]);{const s=4*_[t];c[s]=e,c[s+1]=i,c[s+2]=o,c[s+3]=1-n,_[t]++}{const s=4*_[e];c[s]=t,c[s+1]=i,c[s+2]=o,c[s+3]=n,_[e]++}}const f=Math.max(1,Math.ceil(Math.sqrt(n))),g=new Float32Array(f*f*4);for(let t=0;t<n;t++)g[4*t]=l[t],g[4*t+1]=h[t];const p=Math.max(1,Math.ceil(Math.sqrt(a))),m=new Float32Array(p*p*4);return m.set(c),{offsets:g,edges:m,offsetsTexWidth:f,edgesTexWidth:p}}(this._nodes,this._edges,i);this._cachedAdjacency=n,this._uploadTexture(this._adjOffsetsTexture,n.offsets,n.offsetsTexWidth),this._uploadTexture(this._adjEdgesTexture,n.edges,n.edgesTexWidth)}_pinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._pinNode(this._nodes[e])}_unpinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unpinNode(this._nodes[e])}_pinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=t.x),null!==t.sy&&void 0!==t.sy||(t.fy=t.y)}_unpinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=null),null!==t.sy&&void 0!==t.sy||(t.fy=null)}_stickNode(t){t.sx=t.x,t.fx=t.x,t.sy=t.y,t.fy=t.y}_unstickNode(t){t.sx=null,t.sy=null,this._settings.isPhysicsEnabled&&(t.fx=null,t.fy=null)}_initializeNewData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e+=1){const i=t.nodes[e].id;void 0!==this._nodeIndexByNodeId[i]?this._nodeIndexByNodeId[i]=e:this._nodes.push(t.nodes[e])}else this._nodes=[];if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}else this._edges=[];this._rebuildNodeIndex(),this._cachedAdjacency=null}_initGPU(){const t=this._gl;t.getExtension("EXT_color_buffer_float");const e=ro(t,"#version 300 es\r\n\r\nin vec2 aPosition;\r\n\r\nvoid main() {\r\n  gl_Position = vec4(aPosition, 0.0, 1.0);\r\n}\r\n",so.VERTEX),i=ro(t,"#version 300 es\r\n\r\nprecision highp float;\r\n\r\nuniform sampler2D uState;\r\nuniform sampler2D uFixed;\r\nuniform sampler2D uTreeData;\r\nuniform sampler2D uTreeChildren;\r\nuniform sampler2D uTreeGeometry;\r\nuniform sampler2D uAdjOffsets;\r\nuniform sampler2D uAdjEdges;\r\n\r\nuniform int uNodeCount;\r\nuniform int uTexWidth;\r\nuniform float uAlpha;\r\nuniform float uDamping;\r\n\r\nuniform float uManyBodyStrength;\r\nuniform float uTheta2;\r\nuniform float uDistanceMin2;\r\nuniform float uDistanceMax2;\r\nuniform int uTreeNodeCount;\r\nuniform int uTreeTexWidth;\r\n\r\nuniform int uAdjOffsetsTexWidth;\r\nuniform int uAdjEdgesTexWidth;\r\n\r\nuniform vec2 uCenter;\r\nuniform float uCenterStrength;\r\n\r\nuniform float uCollisionRadius;\r\nuniform float uCollisionStrength;\r\n\r\nuniform float uForceXTarget;\r\nuniform float uForceXStrength;\r\nuniform float uForceYTarget;\r\nuniform float uForceYStrength;\r\n\r\nuniform float uHasManyBody;\r\nuniform float uHasLinks;\r\nuniform float uHasCentering;\r\nuniform float uHasCollision;\r\nuniform float uHasPositioning;\r\n\r\nout vec4 fragColor;\r\n\r\nivec2 texCoord(int idx, int tw) {\r\n  return ivec2(idx % tw, idx / tw);\r\n}\r\n\r\nvoid main() {\r\n  ivec2 fc = ivec2(gl_FragCoord.xy);\r\n  int nodeId = fc.y * uTexWidth + fc.x;\r\n\r\n  if (nodeId >= uNodeCount) {\r\n    fragColor = vec4(0.0);\r\n    return;\r\n  }\r\n\r\n  vec4 fixedData = texelFetch(uFixed, fc, 0);\r\n  if (fixedData.x > 0.5) {\r\n    fragColor = vec4(fixedData.yz, 0.0, 0.0);\r\n    return;\r\n  }\r\n\r\n  vec4 state = texelFetch(uState, fc, 0);\r\n  vec2 pos = state.xy;\r\n  vec2 vel = state.zw;\r\n\r\n  if (uHasManyBody > 0.5 && uTreeNodeCount > 0) {\r\n    int stack[128];\r\n    int top = 0;\r\n    stack[top++] = 0;\r\n\r\n    while (top > 0) {\r\n      int idx = stack[--top];\r\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\r\n      float w = data.w;\r\n\r\n      if (w < -0.5) {\r\n        int bodyIdx = int(-w - 0.5);\r\n        if (bodyIdx != nodeId) {\r\n          vec2 delta = data.xy - pos;\r\n          float distSq = dot(delta, delta);\r\n\r\n          if (distSq < 1e-8) {\r\n            delta = vec2(float(nodeId) * 1e-4 - float(bodyIdx) * 1e-4 + 1e-4, 1e-4);\r\n            distSq = dot(delta, delta);\r\n          }\r\n\r\n          if (distSq < uDistanceMax2) {\r\n            float l = distSq;\r\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\r\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\r\n          }\r\n        }\r\n      } else {\r\n        vec2 delta = data.xy - pos;\r\n        float distSq = dot(delta, delta);\r\n\r\n        if (distSq > 0.0 && w * w / distSq < uTheta2) {\r\n          if (distSq < uDistanceMax2) {\r\n            float l = distSq;\r\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\r\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\r\n          }\r\n        } else {\r\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\r\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\r\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\r\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\r\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\r\n        }\r\n      }\r\n    }\r\n  }\r\n\r\n  if (uHasCollision > 0.5 && uCollisionRadius > 0.0 && uTreeNodeCount > 0) {\r\n    float collisionDiam = uCollisionRadius * 2.0;\r\n    vec2 predictedPos = state.xy + state.zw;\r\n    int stack[64];\r\n    int top = 0;\r\n    stack[top++] = 0;\r\n\r\n    while (top > 0) {\r\n      int idx = stack[--top];\r\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\r\n      float w = data.w;\r\n\r\n      if (w < -0.5) {\r\n        int bodyIdx = int(-w - 0.5);\r\n        if (bodyIdx != nodeId && bodyIdx < uNodeCount) {\r\n          vec2 delta = data.xy - predictedPos;\r\n          float dist = length(delta);\r\n\r\n          if (dist < collisionDiam && dist > 0.0) {\r\n            float push = (collisionDiam - dist) * uCollisionStrength;\r\n            vel -= (delta / dist) * push * 0.5;\r\n          }\r\n        }\r\n      } else {\r\n        vec4 geo = texelFetch(uTreeGeometry, texCoord(idx, uTreeTexWidth), 0);\r\n        float cellSize = geo.z;\r\n        vec2 nearest = clamp(predictedPos, geo.xy, geo.xy + cellSize);\r\n        float distToCell = length(nearest - predictedPos);\r\n\r\n        if (distToCell < collisionDiam) {\r\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\r\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\r\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\r\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\r\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\r\n        }\r\n      }\r\n    }\r\n  }\r\n\r\n  if (uHasLinks > 0.5) {\r\n    vec4 offData = texelFetch(uAdjOffsets, texCoord(nodeId, uAdjOffsetsTexWidth), 0);\r\n    int start = int(offData.x + 0.5);\r\n    int count = int(offData.y + 0.5);\r\n\r\n    for (int e = 0; e < count; e++) {\r\n      vec4 edgeData = texelFetch(uAdjEdges, texCoord(start + e, uAdjEdgesTexWidth), 0);\r\n      int targetId = int(edgeData.x + 0.5);\r\n      float restDist = edgeData.y;\r\n      float strength = edgeData.z;\r\n      float dirBias = edgeData.w;\r\n\r\n      vec4 targetState = texelFetch(uState, texCoord(targetId, uTexWidth), 0);\r\n      vec2 delta = (targetState.xy + targetState.zw) - (state.xy + state.zw);\r\n      float d = length(delta);\r\n\r\n      if (d < 1e-6) {\r\n        delta = vec2(1e-3, 1e-3);\r\n        d = length(delta);\r\n      }\r\n\r\n      float scale = (d - restDist) / d * uAlpha * strength;\r\n      vel += delta * scale * dirBias;\r\n    }\r\n  }\r\n\r\n  if (uHasCentering > 0.5) {\r\n    vel += (uCenter - pos) * uCenterStrength * uAlpha;\r\n  }\r\n\r\n  if (uHasPositioning > 0.5) {\r\n    vel.x += (uForceXTarget - pos.x) * uForceXStrength * uAlpha;\r\n    vel.y += (uForceYTarget - pos.y) * uForceYStrength * uAlpha;\r\n  }\r\n\r\n  vel *= uDamping;\r\n  pos += vel;\r\n\r\n  fragColor = vec4(pos, vel);\r\n}\r\n",so.FRAGMENT),n=t.createProgram();if(!n)throw new s("Failed to create program.");if(this._forceProgram=n,t.attachShader(n,e),t.attachShader(n,i),t.linkProgram(n),!t.getProgramParameter(n,t.LINK_STATUS)){const e=t.getProgramInfoLog(n);throw new s(`Failed to link force program: ${e}`)}this._cacheUniformLocations(n),this._quadBuffer=t.createBuffer();const o=new Float32Array([-1,-1,1,-1,-1,1,1,1]);t.bindBuffer(t.ARRAY_BUFFER,this._quadBuffer),t.bufferData(t.ARRAY_BUFFER,o,t.STATIC_DRAW),this._quadVAO=t.createVertexArray(),t.bindVertexArray(this._quadVAO);const r=t.getAttribLocation(n,"aPosition");t.enableVertexAttribArray(r),t.vertexAttribPointer(r,2,t.FLOAT,!1,0,0),t.bindVertexArray(null),this._stateTexA=t.createTexture(),this._stateTexB=t.createTexture(),this._fixedTex=t.createTexture(),this._treeDataTexture=t.createTexture(),this._treeChildrenTexture=t.createTexture(),this._treeGeometryTexture=t.createTexture(),this._adjOffsetsTexture=t.createTexture(),this._adjEdgesTexture=t.createTexture(),this._fboA=t.createFramebuffer(),this._fboB=t.createFramebuffer()}_cacheUniformLocations(t){const e=this._gl,i=["uState","uFixed","uTreeData","uTreeChildren","uTreeGeometry","uAdjOffsets","uAdjEdges","uNodeCount","uTexWidth","uAlpha","uDamping","uManyBodyStrength","uTheta2","uDistanceMin2","uDistanceMax2","uTreeNodeCount","uTreeTexWidth","uAdjOffsetsTexWidth","uAdjEdgesTexWidth","uCenter","uCenterStrength","uCollisionRadius","uCollisionStrength","uForceXTarget","uForceXStrength","uForceYTarget","uForceYStrength","uHasManyBody","uHasLinks","uHasCentering","uHasCollision","uHasPositioning"];for(const n of i)this._uniforms[n]=e.getUniformLocation(t,n)}_uploadDataToGPU(){var t,e,i,n,o,s,r,a;const h=this._gl,l=this._nodes.length;this._texWidth=Math.max(1,Math.ceil(Math.sqrt(l)));const u=this._texWidth*this._texWidth,d=new Float32Array(4*u),c=new Float32Array(4*u);for(let h=0;h<l;h++){const l=this._nodes[h],u=4*h;d[u]=null!==(t=l.x)&&void 0!==t?t:0,d[u+1]=null!==(e=l.y)&&void 0!==e?e:0,d[u+2]=null!==(i=l.vx)&&void 0!==i?i:0,d[u+3]=null!==(n=l.vy)&&void 0!==n?n:0,c[u]=null!==l.fx&&void 0!==l.fx?1:0,c[u+1]=null!==(s=null!==(o=l.fx)&&void 0!==o?o:l.x)&&void 0!==s?s:0,c[u+2]=null!==(a=null!==(r=l.fy)&&void 0!==r?r:l.y)&&void 0!==a?a:0,c[u+3]=0}this._uploadTexture(this._stateTexA,d,this._texWidth),this._uploadTexture(this._stateTexB,d,this._texWidth),this._uploadTexture(this._fixedTex,c,this._texWidth),h.bindFramebuffer(h.FRAMEBUFFER,this._fboA),h.framebufferTexture2D(h.FRAMEBUFFER,h.COLOR_ATTACHMENT0,h.TEXTURE_2D,this._stateTexA,0),h.bindFramebuffer(h.FRAMEBUFFER,this._fboB),h.framebufferTexture2D(h.FRAMEBUFFER,h.COLOR_ATTACHMENT0,h.TEXTURE_2D,this._stateTexB,0),h.bindFramebuffer(h.FRAMEBUFFER,null),this._pingPong=!0}_uploadTexture(t,e,i){const n=this._gl;n.bindTexture(n.TEXTURE_2D,t),n.texImage2D(n.TEXTURE_2D,0,n.RGBA32F,i,i,0,n.RGBA,n.FLOAT,e),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,n.NEAREST),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,n.NEAREST),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE)}_simulateGPUStep(t){var e,i,n,o,r,a,h,l,u,d;const c=this._gl,_=this._forceProgram;if(!_)throw new s("Force program not initialized.");const f=this._nodes.length;if(0===f)return;c.useProgram(_);const g=this._uniforms;c.uniform1i(g.uNodeCount,f),c.uniform1i(g.uTexWidth,this._texWidth),c.uniform1f(g.uAlpha,t),c.uniform1f(g.uDamping,.6);const p=null!==this._settings.manyBody&&void 0!==this._settings.manyBody;if(c.uniform1f(g.uHasManyBody,p?1:0),p){const t=this._settings.manyBody;c.uniform1f(g.uManyBodyStrength,t.strength);const n=t.theta;c.uniform1f(g.uTheta2,n*n),c.uniform1f(g.uDistanceMin2,t.distanceMin*t.distanceMin);const o=t.distanceMax>0?t.distanceMax:Jn(null!==(i=null===(e=this._settings.links)||void 0===e?void 0:e.distance)&&void 0!==i?i:50);c.uniform1f(g.uDistanceMax2,o*o),c.uniform1i(g.uTreeNodeCount,this._treeNodeCount),c.uniform1i(g.uTreeTexWidth,this._treeTexWidth)}const m=null!==this._cachedAdjacency&&this._edges.length>0;c.uniform1f(g.uHasLinks,m?1:0),m&&(c.uniform1i(g.uAdjOffsetsTexWidth,this._cachedAdjacency.offsetsTexWidth),c.uniform1i(g.uAdjEdgesTexWidth,this._cachedAdjacency.edgesTexWidth)),c.uniform1f(g.uHasCentering,0);const v=null!==this._settings.collision&&void 0!==this._settings.collision;c.uniform1f(g.uHasCollision,v?1:0),v&&(c.uniform1f(g.uCollisionRadius,this._settings.collision.radius),c.uniform1f(g.uCollisionStrength,this._settings.collision.strength));const y=null!==this._settings.positioning&&void 0!==this._settings.positioning;if(c.uniform1f(g.uHasPositioning,y?1:0),y){const t=this._settings.positioning;c.uniform1f(g.uForceXTarget,null!==(o=null===(n=t.forceX)||void 0===n?void 0:n.x)&&void 0!==o?o:0),c.uniform1f(g.uForceXStrength,null!==(a=null===(r=t.forceX)||void 0===r?void 0:r.strength)&&void 0!==a?a:0),c.uniform1f(g.uForceYTarget,null!==(l=null===(h=t.forceY)||void 0===h?void 0:h.y)&&void 0!==l?l:0),c.uniform1f(g.uForceYStrength,null!==(d=null===(u=t.forceY)||void 0===u?void 0:u.strength)&&void 0!==d?d:0)}const x=this._pingPong?this._stateTexA:this._stateTexB,b=this._pingPong?this._fboB:this._fboA;c.activeTexture(c.TEXTURE0),c.bindTexture(c.TEXTURE_2D,x),c.uniform1i(g.uState,0),c.activeTexture(c.TEXTURE1),c.bindTexture(c.TEXTURE_2D,this._fixedTex),c.uniform1i(g.uFixed,1),c.activeTexture(c.TEXTURE2),c.bindTexture(c.TEXTURE_2D,this._treeDataTexture),c.uniform1i(g.uTreeData,2),c.activeTexture(c.TEXTURE3),c.bindTexture(c.TEXTURE_2D,this._treeChildrenTexture),c.uniform1i(g.uTreeChildren,3),c.activeTexture(c.TEXTURE4),c.bindTexture(c.TEXTURE_2D,this._adjOffsetsTexture),c.uniform1i(g.uAdjOffsets,4),c.activeTexture(c.TEXTURE5),c.bindTexture(c.TEXTURE_2D,this._adjEdgesTexture),c.uniform1i(g.uAdjEdges,5),c.activeTexture(c.TEXTURE6),c.bindTexture(c.TEXTURE_2D,this._treeGeometryTexture),c.uniform1i(g.uTreeGeometry,6),c.bindFramebuffer(c.FRAMEBUFFER,b),c.viewport(0,0,this._texWidth,this._texWidth),c.bindVertexArray(this._quadVAO),c.drawArrays(c.TRIANGLE_STRIP,0,4),c.bindVertexArray(null),c.bindFramebuffer(c.FRAMEBUFFER,null),this._pingPong=!this._pingPong}_readbackFromGPU(){const t=this._gl,e=this._nodes.length;if(0===e)return;const i=this._pingPong?this._fboA:this._fboB,n=this._texWidth*this._texWidth,o=new Float32Array(4*n);t.bindFramebuffer(t.FRAMEBUFFER,i),t.readPixels(0,0,this._texWidth,this._texWidth,t.RGBA,t.FLOAT,o),t.bindFramebuffer(t.FRAMEBUFFER,null);for(let t=0;t<e;t++){const e=this._nodes[t],i=4*t;e.x=o[i],e.y=o[i+1],e.vx=o[i+2],e.vy=o[i+3]}}}class ho extends no{constructor(){super(...arguments),this._isCalculating=!1,this._pendingRecalculation=!1}setupData(t){this._nodes=[...t.nodes],this._edges=[...t.edges],this._rebuildNodeIndex(),this._calculateAndEmit()}mergeData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=this._nodeIndexByNodeId[t.nodes[e].id];void 0!==i?this._nodes[i]=t.nodes[e]:this._nodes.push(t.nodes[e])}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}this._rebuildNodeIndex(),this._calculateAndEmit()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),n=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...n],this._edges=t.edges,this._rebuildNodeIndex(),this._calculateAndEmit()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._calculateAndEmit()}patchData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=t.nodes[e].id,n=this._nodeIndexByNodeId[i];void 0!==n?this._nodes[n]=t.nodes[e]:(this._nodes.push(t.nodes[e]),this._nodeIndexByNodeId[i]=this._nodes.length-1)}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._nodeIndexByNodeId={}}activateSimulation(){}stopSimulation(){}startDragNode(){}dragNode(t,e){const i=this._nodeIndexByNodeId[t];if(void 0!==i){const t=this._nodes[i];t.x=e.x,t.y=e.y,t.fx=e.x,t.fy=e.y,this.emit(Dn.NODE_DRAG,{nodes:this._nodes,edges:this._edges})}}endDragNode(t){}fixNodes(t){}releaseNodes(t){}setSettings(t){const e=p(this._config);Object.assign(this._config,t),!m(this._config,e)&&this._nodes.length>0&&this._calculateAndEmit()}terminate(){this._pendingRecalculation=!1,super.terminate()}_calculateAndEmit(){0===this._nodes.length||this._cancelSimulation||(this._isCalculating?this._pendingRecalculation=!0:(this._isCalculating=!0,this.emit(Dn.SIMULATION_START,void 0),this.calculatePositions(this._nodes,this._edges,t=>{this.emit(Dn.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:t})},()=>this._cancelSimulation,()=>{this._isCalculating=!1,this._cancelSimulation||this.emit(Dn.SIMULATION_END,{nodes:this._nodes,edges:this._edges}),this._cancelSimulation=!1,this._pendingRecalculation&&(this._pendingRecalculation=!1,this._calculateAndEmit())})))}_emitProgress(t,e,i,n){const o=Math.round(100*t/e);return o>i?(n(o/100),o):i}}class lo extends ho{constructor(t){super(),this.type="circular",this._config=Object.assign(Object.assign({},Qn),t)}calculatePositions(t,e,i,n,o){const s=2*Math.PI/t.length;let r=-1,a=0;const h=()=>{if(n())return void o();const e=Math.min(a+5e3,t.length);for(;a<e;a++)t[a].x=this._config.centerX+this._config.radius*Math.cos(s*a),t[a].y=this._config.centerY+this._config.radius*Math.sin(s*a);a<t.length&&!this._cancelSimulation?(r=this._emitProgress(a+1,t.length,r,i),this._scheduleNext(h)):o()};h()}}class uo extends ho{constructor(t){super(),this.type="grid",this._config=Object.assign(Object.assign({},eo),t)}calculatePositions(t,e,i,n,o){const s=Math.ceil(Math.sqrt(t.length)),r=Math.ceil(t.length/s);let a=-1,h=0;const l=()=>{if(n())return void o();const e=Math.min(h+5e3,t.length);for(;h<e;h++){const e=Math.floor(h/r),i=h%r;t[h].x=i*this._config.colGap,t[h].y=e*this._config.rowGap}h<t.length&&!this._cancelSimulation?(console.log(h),a=this._emitProgress(h+1,t.length,a,i),this._scheduleNext(l)):o()};l()}}class co extends ho{constructor(t){super(),this.type="hierarchical",this._config=Object.assign(Object.assign({},io),t)}calculatePositions(t,e,i,n,o){const{adjacency:s,inDegree:r}=this._buildAdjacency(t,e),a=this._getConnectedComponents(t,s);let h=0,l=0,u=0,d=-1,c=0;const _=()=>{if(n()||c>=a.length)return!n()&&this._config.reversed&&this._applyReversal(t,h,l),void o();const e=this._assignLevels(a[c],s,r),f=Math.max(...Array.from(e.values()).map(t=>t.length));e.size*this._config.levelGap>l&&(l=e.size*this._config.levelGap);let g=0===c?0:this._config.treeGap+h;c>0&&(g+=(f-1)*this._config.nodeGap/2);for(let i=0;i<e.size;i++){const n=i*this._config.levelGap,o=e.get(i);if(!o)continue;const s=o.length*this._config.nodeGap;for(let e=0;e<o.length;e++){const i=o[e],r=this._nodeIndexByNodeId[i],a=s/2-e*this._config.nodeGap+g;a>h&&(h=a),void 0!==r&&(t[r].x="horizontal"===this._config.orientation?n:a,t[r].y="horizontal"===this._config.orientation?a:n),u++}}c++,c<a.length&&!this._cancelSimulation?(d=this._emitProgress(u,t.length,d,i),this._scheduleNext(_)):(!n()&&this._config.reversed&&this._applyReversal(t,h,l),o())};_()}_applyReversal(t,e,i){var n,o;for(let s=0;s<t.length;s++)"horizontal"===this._config.orientation&&void 0!==t[s].x&&(t[s].x=e-(null!==(n=t[s].x)&&void 0!==n?n:0)),"vertical"===this._config.orientation&&void 0!==t[s].y&&(t[s].y=i-(null!==(o=t[s].y)&&void 0!==o?o:0))}_buildAdjacency(t,e){var i,n,o;const s=new Map,r=new Map;for(let t=0;t<e.length;t++){const a=this._getEdgeEndpointId(e[t].source),h=this._getEdgeEndpointId(e[t].target);a!==h&&(s.has(a)||s.set(a,[]),s.has(h)||s.set(h,[]),null===(i=s.get(a))||void 0===i||i.push(h),null===(n=s.get(h))||void 0===n||n.push(a),r.set(h,(null!==(o=r.get(h))&&void 0!==o?o:0)+1))}return{adjacency:s,inDegree:r}}_getConnectedComponents(t,e){var i;const n=new Set,o=[];for(let s=0;s<t.length;s++){const r=t[s].id;if(n.has(r))continue;const a=[],h=[r];for(n.add(r);h.length>0;){const t=h.pop();if(void 0===t)continue;a.push(t);const o=null!==(i=e.get(t))&&void 0!==i?i:[];for(let t=0;t<o.length;t++)n.has(o[t])||(n.add(o[t]),h.push(o[t]))}o.push(a)}return o}_assignLevels(t,e,i){var n,o;const s=new Map,r=new Set;let a=t.find(t=>{var e;return 0===(null!==(e=i.get(t))&&void 0!==e?e:0)});void 0===a&&(a=t.reduce((t,e)=>{var n,o;return(null!==(n=i.get(e))&&void 0!==n?n:0)<(null!==(o=i.get(t))&&void 0!==o?o:0)?e:t}));const h=[[a,0]];for(const[t,i]of h){if(r.has(t))continue;r.add(t),s.has(i)?null===(n=s.get(i))||void 0===n||n.push(t):s.set(i,[t]);const a=null!==(o=e.get(t))&&void 0!==o?o:[];for(let t=0;t<a.length;t++)h.push([a[t],i+1])}return s}_getEdgeEndpointId(t){return"object"==typeof t?t.id:t}}class _o{static create(t){switch(null==t?void 0:t.type){case"circular":return new lo(t.options);case"grid":return new uo(t.options);case"hierarchical":return new co(t.options);default:{const e=null==t?void 0:t.options;if(null==e?void 0:e.useGPU)try{return new ao(e)}catch(t){return console.warn("WebGL2 unavailable, falling back to CPU force layout engine."),new oo(e)}return new oo(e)}}}}class fo extends t{constructor(t){super(),this._isSimulationRunning=!1,this._engine=_o.create(t),this._wireEngineEvents()}setupData(t){this._engine.setupData(t)}mergeData(t){this._engine.mergeData(t)}updateData(t){this._engine.updateData(t)}deleteData(t){this._engine.deleteData(t)}patchData(t){this._engine.patchData(t)}clearData(){this._engine.clearData()}activateSimulation(){this._engine.activateSimulation()}stopSimulation(){this._engine.stopSimulation()}startDragNode(){this._engine.startDragNode()}dragNode(t,e){this._engine.dragNode(t,e)}endDragNode(t){this._engine.endDragNode(t)}fixNodes(t){this._engine.fixNodes(t)}releaseNodes(t){this._engine.releaseNodes(t)}setSettings(t){t.type===this._engine.type&&t.options?this._engine.setSettings(t.options):(this._engine.removeAllListeners(),this._engine.terminate(),this._engine=_o.create(t),this._wireEngineEvents())}isSimulationRunning(){return this._isSimulationRunning}terminate(){this._engine.removeAllListeners(),this._engine.terminate(),this.removeAllListeners()}_wireEngineEvents(){this._engine.on(Dn.SIMULATION_START,()=>{this.emit(Dn.SIMULATION_START,void 0),this._isSimulationRunning=!0}),this._engine.on(Dn.SIMULATION_PROGRESS,t=>{this.emit(Dn.SIMULATION_PROGRESS,t)}),this._engine.on(Dn.SIMULATION_END,t=>{this.emit(Dn.SIMULATION_END,t),this._isSimulationRunning=!1}),this._engine.on(Dn.SIMULATION_STEP,t=>{this.emit(Dn.SIMULATION_STEP,t)}),this._engine.on(Dn.NODE_DRAG,t=>{this.emit(Dn.NODE_DRAG,t)}),this._engine.on(Dn.SETTINGS_UPDATE,t=>{this.emit(Dn.SETTINGS_UPDATE,t)})}}var go,po;!function(t){t.SetupData="Set Data",t.MergeData="Add Data",t.UpdateData="Update Data",t.DeleteData="Delete Data",t.PatchData="Patch Data",t.ClearData="Clear Data",t.ActivateSimulation="Activate Simulation",t.UpdateSimulation="Update Simulation",t.StopSimulation="Stop Simulation",t.StartDragNode="Start Drag Node",t.DragNode="Drag Node",t.EndDragNode="End Drag Node",t.FixNodes="Fix Nodes",t.ReleaseNodes="Release Nodes",t.SetSettings="Set Settings"}(go||(go={})),function(t){t.SIMULATION_START="simulation-start",t.SIMULATION_STEP="simulation-step",t.SIMULATION_PROGRESS="simulation-progress",t.SIMULATION_END="simulation-end",t.SIMULATION_TICK="simulation-tick",t.NODE_DRAG="node-drag",t.NODE_DRAG_END="node-drag-end",t.SETTINGS_UPDATE="settings-update"}(po||(po={}));class mo extends t{constructor(t){super(),this._isSimulationRunning=!1,this._worker=new Worker(new URL(i.p+i.u(89),i.b),{type:void 0}),this.emitToWorker({type:go.SetSettings,data:t}),this._worker.onmessage=({data:t})=>{switch(t.type){case po.SIMULATION_START:this.emit(Dn.SIMULATION_START,void 0),this._isSimulationRunning=!0;break;case po.SIMULATION_PROGRESS:this.emit(Dn.SIMULATION_PROGRESS,t.data);break;case po.SIMULATION_END:this.emit(Dn.SIMULATION_END,t.data),this._isSimulationRunning=!1;break;case po.SIMULATION_STEP:this.emit(Dn.SIMULATION_STEP,t.data);break;case po.NODE_DRAG:this.emit(Dn.NODE_DRAG,t.data);break;case po.NODE_DRAG_END:this.emit(Dn.NODE_DRAG_END,t.data);break;case po.SETTINGS_UPDATE:this.emit(Dn.SETTINGS_UPDATE,t.data)}}}setupData(t){this.emitToWorker({type:go.SetupData,data:t})}mergeData(t){this.emitToWorker({type:go.MergeData,data:t})}updateData(t){this.emitToWorker({type:go.UpdateData,data:t})}deleteData(t){this.emitToWorker({type:go.DeleteData,data:t})}patchData(t){this.emitToWorker({type:go.PatchData,data:t})}clearData(){this.emitToWorker({type:go.ClearData})}activateSimulation(){this.emitToWorker({type:go.ActivateSimulation})}stopSimulation(){this.emitToWorker({type:go.StopSimulation})}updateSimulation(t,e){this.emitToWorker({type:go.UpdateSimulation,data:{nodes:t,edges:e}})}startDragNode(){this.emitToWorker({type:go.StartDragNode})}dragNode(t,e){this.emitToWorker({type:go.DragNode,data:Object.assign({id:t},e)})}endDragNode(t){this.emitToWorker({type:go.EndDragNode,data:{id:t}})}fixNodes(t){this.emitToWorker({type:go.FixNodes,data:{nodes:t}})}releaseNodes(t){this.emitToWorker({type:go.ReleaseNodes,data:{nodes:t}})}setSettings(t){this.emitToWorker({type:go.SetSettings,data:t})}isSimulationRunning(){return this._isSimulationRunning}terminate(){this._worker.terminate(),this.removeAllListeners()}emitToWorker(t){this._worker.postMessage(t)}}class vo{static getSimulator(t){const e=Object.assign({type:"force"},t),i=e.options;if("force"===e.type&&(null==i?void 0:i.useGPU))return new fo(e);try{if("undefined"!=typeof Worker)return new mo(e);throw new Error("WebWorkers are unavailable in your environment.")}catch(t){return console.error("Could not create simulator in a WebWorker context. All calculations will be done in the main thread.",t),new fo(e)}}}const yo=t=>{const e=t.start,i=t.end;return e<i?`${e}-${i}`:`${i}-${e}`};class xo{constructor(t){this.ids=[],this.entityById=new Map,this.getId=t.getId,this.sortBy=t.sortBy}getOne(t){return this.entityById.get(t)}getMany(t,e){const i=[];for(let n=0;n<t.length;n++){const o=this.getOne(t[n]);void 0!==o&&((null==e?void 0:e.filterBy)&&!e.filterBy(o)||i.push(o))}return this.sortBy&&i.sort(this.sortBy),i}getAll(t){const e=[];for(let i=0;i<this.ids.length;i++){const n=this.getOne(this.ids[i]);void 0!==n&&((null==t?void 0:t.filterBy)&&!t.filterBy(n)||e.push(n))}return e}setOne(t){const e=this.getId(t),i=!this.entityById.has(e);this.entityById.set(e,t),i&&(this.ids.push(e),this.sort())}setMany(t){this.sortBy&&t.sort(this.sortBy);const e=[];for(let i=0;i<t.length;i++){const n=this.getId(t[i]);this.entityById.has(n)||e.push(n),this.entityById.set(n,t[i])}this.ids=this.ids.concat(e),this.sort()}removeMany(t){const e=new Set(t),i=[];for(let t=0;t<this.ids.length;t++)e.has(this.ids[t])||i.push(this.ids[t]);this.ids=i;for(let e=0;e<t.length;e++)this.entityById.delete(t[e])}removeAll(){this.ids=[],this.entityById.clear()}sort(){this.sortBy&&this.ids.sort((t,e)=>{if(!this.sortBy)return 0;const i=this.getOne(t),n=this.getOne(e);return void 0===i||void 0===n?0:this.sortBy(i,n)})}get size(){return this.entityById.size}}const bo=(...t)=>{const e=t.reduce((t,e)=>t.concat(e),[]);return Array.from(new Set(e))};class wo extends l{constructor(t,e){var i,n;super(),this._nodes=new xo({getId:t=>t.getId(),sortBy:(t,e)=>{var i,n;return(null!==(i=t.getStyle().zIndex)&&void 0!==i?i:0)-(null!==(n=e.getStyle().zIndex)&&void 0!==n?n:0)}}),this._edges=new xo({getId:t=>t.getId(),sortBy:(t,e)=>{var i,n;return(null!==(i=t.getStyle().zIndex)&&void 0!==i?i:0)-(null!==(n=e.getStyle().zIndex)&&void 0!==n?n:0)}}),this._update=t=>{if(t&&"type"in t&&"options"in t&&"isSingle"in t.options){if("node"===t.type&&t.options.isSingle){const e=this._nodes.getAll();for(let i=0;i<e.length;i++)e[i].id!==t.id&&e[i].clearState()}if("edge"===t.type&&t.options.isSingle){const e=this._edges.getAll();for(let i=0;i<e.length;i++)e[i].id!==t.id&&e[i].clearState()}}this.notifyListeners(t)},this._settings=e||{};const o=null!==(i=null==t?void 0:t.nodes)&&void 0!==i?i:[],s=null!==(n=null==t?void 0:t.edges)&&void 0!==n?n:[];e&&e.listeners&&(this.listeners=e.listeners),this.notifyListeners=this.notifyListeners.bind(this),this.setup({nodes:o,edges:s})}setSettings(t){b(this._settings,t),this.notifyListeners()}getNodes(t){return this._nodes.getAll({filterBy:t})}getEdges(t){return this._edges.getAll({filterBy:t})}getNodeCount(){return this._nodes.size}getEdgeCount(){return this._edges.size}getNodeById(t){return this._nodes.getOne(t)}getEdgeById(t){return this._edges.getOne(t)}getSelectedNodes(){return this.getNodes(t=>t.isSelected())}getSelectedEdges(){return this.getEdges(t=>t.isSelected())}getHoveredNodes(){return this.getNodes(t=>t.isHovered())}getHoveredEdges(){return this.getEdges(t=>t.isHovered())}getNodePositions(t){const e=this.getNodes(t),i=new Array(e.length);for(let t=0;t<e.length;t++)i[t]=e[t].getPosition();return i}setNodePositions(t){for(let e=0;e<t.length;e++){const i=this._nodes.getOne(t[e].id);i&&i.setPosition(t[e],{isNotifySkipped:!0})}}getEdgePositions(t){const e=this.getEdges(t),i=new Array(e.length);for(let t=0;t<e.length;t++)i[t]=e[t].getPosition();return i}setDefaultStyle(t){this._defaultStyle=t,this._applyStyle()}setup(t){var e,i,n,o;this._nodes.removeAll(),this._edges.removeAll();const s=null!==(e=null==t?void 0:t.nodes)&&void 0!==e?e:[],r=null!==(i=null==t?void 0:t.edges)&&void 0!==i?i:[];this._insertNodes(s),this._insertEdges(r),this._applyEdgeOffsets(),this._applyStyle(),null===(o=null===(n=this._settings)||void 0===n?void 0:n.onSetupData)||void 0===o||o.call(n,t)}clearPositions(){const t=this.getNodes();for(let e=0;e<t.length;e++)t[e].clearPosition()}merge(t){var e,i,n,o;const s=null!==(e=t.nodes)&&void 0!==e?e:[],r=null!==(i=t.edges)&&void 0!==i?i:[];this._upsertNodes(s),this._upsertEdges(r),this._applyEdgeOffsets(),this._applyStyle(),null===(o=null===(n=this._settings)||void 0===n?void 0:n.onMergeData)||void 0===o||o.call(n,t)}remove(t){var e,i;const n=null!==(e=t.nodeIds)&&void 0!==e?e:[],o=null!==(i=t.edgeIds)&&void 0!==i?i:[],s=this._removeNodes(n),r=this._removeEdges(o);if(this._applyEdgeOffsets(),this._applyStyle(),this._settings&&this._settings.onRemoveData){const t={nodeIds:bo(s.nodeIds,r.nodeIds),edgeIds:bo(s.edgeIds,r.edgeIds)};this._settings.onRemoveData(t)}}removeAll(){const t=this._nodes.getAll().map(t=>t.id),e=this._edges.getAll().map(t=>t.id);this.remove({nodeIds:t,edgeIds:e})}removeAllEdges(){const t=this._edges.getAll().map(t=>t.id);this.remove({edgeIds:t})}removeAllNodes(){this.removeAll()}isEqual(t){if(this.getNodeCount()!==t.getNodeCount())return!1;if(this.getEdgeCount()!==t.getEdgeCount())return!1;const e=this.getNodes();for(let i=0;i<e.length;i++)if(!t.getNodeById(e[i].getId()))return!1;const i=this.getEdges();for(let e=0;e<i.length;e++)if(!t.getEdgeById(i[e].getId()))return!1;return!0}getBoundingBox(){const t=this.getNodes(),e={x:0,y:0},i={x:0,y:0};for(let n=0;n<t.length;n++){const{x:o,y:s}=t[n].getCenter();if(void 0===o||void 0===s)continue;const r=t[n].getBorderedRadius();0!==n?(o+r>i.x&&(i.x=o+r),o-r<e.x&&(e.x=o-r),s+r>i.y&&(i.y=s+r),s-r<e.y&&(e.y=s-r)):(e.x=o-r,i.x=o+r,e.y=s-r,i.y=s+r)}return{x:e.x,y:e.y,width:Math.abs(i.x-e.x),height:Math.abs(i.y-e.y)}}getNearestNode(t){const e=this.getNodes();for(let i=e.length-1;i>=0;i--)if(e[i].includesPoint(t))return e[i]}getNearestEdge(t,e=3){let i,n=e;const o=this.getEdges();for(let e=0;e<o.length;e++){const s=o[e].getDistance(t);s<=n&&(n=s,i=o[e])}return i}_insertNodes(t){const e=new Array(t.length);for(let i=0;i<t.length;i++)e[i]=S.create({data:t[i]},{onLoadedImage:()=>{var t,e;return null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e?void 0:e.call(t)},listeners:[this._update]});this._nodes.setMany(e)}_insertEdges(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getNodeById(t[i].start),o=this.getNodeById(t[i].end);n&&o&&e.push(N.create({data:t[i],startNode:n,endNode:o},{listeners:[this._update]}))}this._edges.setMany(e)}_upsertNodes(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getNodeById(t[i].id);n?(n.setData(t[i]),n.setPosition(t[i],{isNotifySkipped:!0})):e.push(S.create({data:t[i]},{onLoadedImage:()=>{var t,e;return null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e?void 0:e.call(t)},listeners:[this._update]}))}this._nodes.setMany(e)}_upsertEdges(t){const e=[],i=[];for(let n=0;n<t.length;n++){const o=t[n],s=this.getEdgeById(o.id);if(!s){const t=this.getNodeById(o.start),i=this.getNodeById(o.end);if(t&&i){const n=N.create({data:o,startNode:t,endNode:i},{listeners:[this._update]});e.push(n)}continue}if(s.start===o.start&&s.end===o.end){s.setData(o);continue}s.startNode.removeEdge(s),s.endNode.removeEdge(s);const r=this.getNodeById(o.start),a=this.getNodeById(o.end);if(!r||!a){i.push(s.getId());continue}const h=N.create({data:o,offset:s.offset,startNode:r,endNode:a},{listeners:[this._update]});h.setState(s.getState(),{isNotifySkipped:!0}),h.setStyle(s.getStyle(),{isNotifySkipped:!0}),e.push(h)}this._edges.setMany(e),this._edges.removeMany(i)}_removeNodes(t){const e=[],i=[];for(let n=0;n<t.length;n++){const o=this.getNodeById(t[n]);if(!o)continue;const s=o.getEdges();for(let t=0;t<s.length;t++){const e=s[t];e.startNode.removeEdge(e),e.endNode.removeEdge(e),i.push(e.getId())}e.push(o.getId())}return this._nodes.removeMany(e),this._edges.removeMany(i),{nodeIds:e,edgeIds:i}}_removeEdges(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getEdgeById(t[i]);n&&(n.startNode.removeEdge(n),n.endNode.removeEdge(n),e.push(n.getId()))}return this._edges.removeMany(e),{nodeIds:[],edgeIds:e}}_applyEdgeOffsets(){const t=this.getEdges(),e=(t=>{var e;const i=new Array(t.length),n=(t=>{var e;const i={},n=new Set;for(let o=0;o<t.length;o++){const s=yo(t[o]);t[o].start===t[o].end&&n.add(s),i[s]=(null!==(e=i[s])&&void 0!==e?e:0)+1}const o={},s=Object.keys(i);for(let t=0;t<s.length;t++){const e=s[t],r=i[e];if(n.has(e)){o[e]=Array.from({length:r},(t,e)=>e+1);continue}if(r<=1)continue;const a=[];r%2!=0&&a.push(0);for(let t=2;t<=r;t+=2)a.push(t/2),a.push(t/2*-1);o[e]=a}return o})(t);for(let o=0;o<t.length;o++){const s=t[o];let r=0;const a=n[yo(s)];a&&a.length&&(r=null!==(e=a.shift())&&void 0!==e?e:0,s.end<s.start&&(r*=-1)),i[o]=r}return i})(t),i=new Array(e.length);for(let n=0;n<e.length;n++){const o=t[n],s=e[n];i[n]=N.copy(o,{offset:s})}this._edges.setMany(i)}_applyStyle(){var t,e;const i=new Set;if(null===(t=this._defaultStyle)||void 0===t?void 0:t.getNodeStyle){const t=this.getNodes();for(let e=0;e<t.length;e++){if(t[e].hasStyle())continue;const n=this._defaultStyle.getNodeStyle(t[e]);n&&(t[e].setStyle(n,{isNotifySkipped:!0}),n.imageUrl&&i.add(n.imageUrl),n.imageUrlSelected&&i.add(n.imageUrlSelected))}}if(null===(e=this._defaultStyle)||void 0===e?void 0:e.getEdgeStyle){const t=this.getEdges();for(let e=0;e<t.length;e++){if(t[e].hasStyle())continue;const i=this._defaultStyle.getEdgeStyle(t[e]);i&&t[e].setStyle(i,{isNotifySkipped:!0})}}i.size&&a.getInstance().loadImages(Array.from(i),()=>{var t,e;null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e||e.call(t)}),this._nodes.sort(),this._edges.sort()}}const So=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Io(t,r.SELECTED,{isStateOverride:!0}):t.setState(r.SELECTED,{isNotifySkipped:!0})},Eo=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Do(t,r.SELECTED,{isStateOverride:!0}):t.setState(r.SELECTED,{isNotifySkipped:!0})},To=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Io(t,r.NONE,{isStateOverride:!0}):t.clearState()},Po=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Do(t,r.NONE,{isStateOverride:!0}):t.clearState()},Co=(t,e,i)=>{Mo(t),So(e,i)},Ao=(t,e,i)=>{Mo(t),Eo(e,i)},Mo=t=>{const e=t.getNodes(t=>t.isSelected());for(let t=0;t<e.length;t++)e[t].clearState();const i=t.getEdges(t=>t.isSelected());for(let t=0;t<i.length;t++)i[t].clearState();return{changedCount:e.length+i.length}},Lo=t=>{Io(t,r.HOVERED)},No=t=>{const e=t.getNodes(t=>t.isHovered());for(let t=0;t<e.length;t++)e[t].clearState();const i=t.getEdges(t=>t.isHovered());for(let t=0;t<i.length;t++)i[t].clearState();return{changedCount:e.length+i.length}},Io=(t,e,i)=>{Oo(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.getInEdges().forEach(t=>{t&&Oo(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.startNode&&Oo(t.startNode,i)&&t.startNode.setState(e,{isNotifySkipped:!0})}),t.getOutEdges().forEach(t=>{t&&Oo(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.endNode&&Oo(t.endNode,i)&&t.endNode.setState(e,{isNotifySkipped:!0})})},Do=(t,e,i)=>{Oo(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.startNode&&Oo(t.startNode,i)&&t.startNode.setState(e,{isNotifySkipped:!0}),t.endNode&&Oo(t.endNode,i)&&t.endNode.setState(e,{isNotifySkipped:!0})},Oo=(t,e)=>{const i=null==e?void 0:e.isStateOverride;return i||!i&&!t.getState()};class Ro{constructor(t){this.isSelectEnabled=t.isDefaultSelectEnabled,this.isHoverEnabled=t.isDefaultHoverEnabled,this.isMultiSelectEnabled=t.isDefaultMultiSelectEnabled,this.isSelectCascadeEnabled=t.isDefaultSelectCascadeEnabled}onMouseClick(t,e,i){var n;const o=this.isMultiSelectEnabled&&null!==(n=null==i?void 0:i.isAppend)&&void 0!==n&&n,s=t.getNearestNode(e);if(s)return this.isSelectEnabled&&(o?(t=>{t.isSelected()?To(t,{cascade:!1}):So(t,{cascade:!1})})(s):Co(t,s,{cascade:this.isSelectCascadeEnabled})),{isStateChanged:!0,changedSubject:s};const r=t.getNearestEdge(e);if(r)return this.isSelectEnabled&&(o?(t=>{t.isSelected()?Po(t,{cascade:!1}):Eo(t,{cascade:!1})})(r):Ao(t,r,{cascade:this.isSelectCascadeEnabled})),{isStateChanged:!0,changedSubject:r};if(!this.isSelectEnabled||o)return{isStateChanged:!1};const{changedCount:a}=Mo(t);return{isStateChanged:a>0}}onMouseMove(t,e){const i=t.getNearestNode(e);if(i&&(!this.isSelectEnabled||this.isSelectEnabled&&!i.isSelected()))return i===this._lastHoveredNode?{changedSubject:i,isStateChanged:!1}:(this.isHoverEnabled&&((t,e)=>{No(t),Lo(e)})(t,i),this._lastHoveredNode=i,{isStateChanged:!0,changedSubject:i});if(this._lastHoveredNode=void 0,!i&&this.isHoverEnabled){const{changedCount:e}=No(t);return{isStateChanged:e>0}}return{isStateChanged:!1}}onMouseRightClick(t,e){const i=t.getNearestNode(e);if(i)return this.isSelectEnabled&&Co(t,i,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:i};const n=t.getNearestEdge(e);if(n)return this.isSelectEnabled&&Ao(t,n,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:n};if(!this.isSelectEnabled)return{isStateChanged:!1};const{changedCount:o}=Mo(t);return{isStateChanged:o>0}}onMouseDoubleClick(t,e){const i=t.getNearestNode(e);if(i)return this.isSelectEnabled&&Co(t,i,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:i};const n=t.getNearestEdge(e);if(n)return this.isSelectEnabled&&Ao(t,n,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:n};if(!this.isSelectEnabled)return{isStateChanged:!1};const{changedCount:o}=Mo(t);return{isStateChanged:o>0}}}var zo,Bo;!function(t){t.CANVAS="canvas",t.WEBGL="webgl"}(zo||(zo={})),function(t){t.RESIZE="resize",t.RENDER_START="render-start",t.RENDER_END="render-end"}(Bo||(Bo={}));const ko={devicePixelRatio:null,fps:60,minZoom:.25,maxZoom:8,fitZoomMargin:.2,labelsIsEnabled:!0,labelsOnEventIsEnabled:!0,shadowIsEnabled:!0,shadowOnEventIsEnabled:!0,contextAlphaOnEvent:.3,contextAlphaOnEventIsEnabled:!0,backgroundColor:null,areCollapsedContainerDimensionsAllowed:!1},Uo="Roboto, sans-serif";var jo;!function(t){t.TOP="top",t.MIDDLE="middle"}(jo||(jo={}));class Zo{constructor(t,e){var i,n;this.textLines=[],this.fontSize=4,this.fontFamily=Ho(4,Uo),this.text=`${void 0===t?"":t}`,this.textLines=Vo(this.text),this.position=e.position,this.properties=e.properties,this.textBaseline=e.textBaseline,(void 0!==this.properties.fontSize||this.properties.fontFamily)&&(this.fontSize=Math.max(null!==(i=this.properties.fontSize)&&void 0!==i?i:0,0),this.fontFamily=Ho(this.fontSize,null!==(n=this.properties.fontFamily)&&void 0!==n?n:Uo)),this._fixPosition()}_fixPosition(){if(this.textBaseline===jo.MIDDLE&&this.textLines.length){const t=Math.floor(this.textLines.length/2),e=(this.textLines.length-1)/2;this.position.y-=e*this.fontSize-t*(1.2-1)}}}const Fo=(t,e)=>{e.textLines.length>0&&e.fontSize>0&&e.position&&(Go(t,e),Wo(t,e))},Go=(t,e)=>{if(!e.properties.fontBackgroundColor||!e.position)return;t.fillStyle=e.properties.fontBackgroundColor.toString();const i=.12*e.fontSize,n=e.fontSize+2*i,o=1.2*e.fontSize,s=e.textBaseline===jo.MIDDLE?e.fontSize/2:0;for(let r=0;r<e.textLines.length;r++){const a=e.textLines[r],h=t.measureText(a).width+2*i;t.fillRect(e.position.x-h/2,e.position.y-s-i+r*o,h,n)}},Wo=(t,e)=>{var i;if(!e.position)return;t.fillStyle=(null!==(i=e.properties.fontColor)&&void 0!==i?i:"#000000").toString(),t.font=e.fontFamily,t.textBaseline=e.textBaseline,t.textAlign="center";const n=1.2*e.fontSize;for(let i=0;i<e.textLines.length;i++){const o=e.textLines[i];t.fillText(o,e.position.x,e.position.y+i*n)}},Ho=(t,e)=>`${t}px ${e}`,Vo=t=>{const e=t.split("\n"),i=[];for(let t=0;t<e.length;t++){const n=e[t].trim();i.push(n)}return i},Xo=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,o=null!==(i=t.getWidth())&&void 0!==i?i:1,s=t.endNode,r=t.getCurvedControlPoint(),a=$o(t,s),h=qo(t,Math.max(0,Math.min(1,a.t+-.1)),r),l=Math.atan2(a.y-h.y,a.x-h.x),u=1.5*n+3*o;return{point:a,core:{x:a.x-.9*u*Math.cos(l),y:a.y-.9*u*Math.sin(l)},angle:l,length:u}},qo=(t,e,i)=>{const n=t.startNode.getCenter(),o=t.endNode.getCenter();if(!n||!o)return{x:0,y:0};const s=e;return{x:Math.pow(1-s,2)*n.x+2*s*(1-s)*i.x+Math.pow(s,2)*o.x,y:Math.pow(1-s,2)*n.y+2*s*(1-s)*i.y+Math.pow(s,2)*o.y}},$o=(t,e)=>{let i,n,o,s=0,r=0,a=1,h={x:0,y:0,t:0};const l=t.getCurvedControlPoint();let u=t.endNode,d=!1;e.getId()===t.startNode.getId()&&(u=t.startNode,d=!0);const c=u.getCenter();let _;for(;r<=a&&s<10&&(_=.5*(r+a),h=Object.assign(Object.assign({},qo(t,_,l)),{t:0}),i=u.getDistanceToBorder(),n=Math.sqrt(Math.pow(h.x-c.x,2)+Math.pow(h.y-c.y,2)),o=i-n,!(Math.abs(o)<.2));)o<0?!1===d?r=_:a=_:!1===d?a=_:r=_,s++;return h.t=null!=_?_:0,h},Yo=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,o=null!==(i=t.getWidth())&&void 0!==i?i:1,s=t.startNode,r=Qo(t,s),a=-2*r.t*Math.PI+.45*Math.PI,h=1.5*n+3*o;return{point:r,core:{x:r.x-.9*h*Math.cos(a),y:r.y-.9*h*Math.sin(a)},angle:a,length:h}},Ko=(t,e)=>{const i=2*e*Math.PI;return{x:t.x+t.radius*Math.cos(i),y:t.y-t.radius*Math.sin(i)}},Qo=(t,e)=>{const i=t.getCircularData();let n=.6,o=1;let s,r,a,h=0,l={x:0,y:0,t:0},u=.5*(n+o);const d=e.getCenter();for(;n<=o&&h<10&&(u=.5*(n+o),l=Object.assign(Object.assign({},Ko(i,u)),{t:0}),s=e.getDistanceToBorder(),r=Math.sqrt(Math.pow(l.x-d.x,2)+Math.pow(l.y-d.y,2)),a=s-r,!(Math.abs(a)<.05));)a>0?n=u:o=u,h++;return l.t=null!=u?u:0,l},Jo=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,o=null!==(i=t.getWidth())&&void 0!==i?i:1,s=t.startNode.getCenter(),r=t.endNode.getCenter(),a=Math.atan2(r.y-s.y,r.x-s.x),h=ts(t,t.endNode),l=1.5*n+3*o;return{point:h,core:{x:h.x-.9*l*Math.cos(a),y:h.y-.9*l*Math.sin(a)},angle:a,length:l}},ts=(t,e)=>{let i=t.endNode,n=t.startNode;e.getId()===t.startNode.getId()&&(i=t.startNode,n=t.endNode);const o=i.getCenter(),s=n.getCenter(),r=o.x-s.x,a=o.y-s.y,h=Math.sqrt(r*r+a*a),l=(h-e.getDistanceToBorder())/h;return{x:(1-l)*s.x+l*o.x,y:(1-l)*s.y+l*o.y,t:0}},es=t=>{if(t instanceof R)return Jo(t);if(t instanceof z)return Xo(t);if(t instanceof B)return Yo(t);throw new Error("Failed to draw unsupported edge type")},is=(t,e)=>{const i=e.point.x,n=e.point.y,o=e.angle,s=e.length;for(let e=0;e<t.length;e++){const r=t[e],a=r.x*Math.cos(o)-r.y*Math.sin(o),h=r.x*Math.sin(o)+r.y*Math.cos(o);r.x=i+s*a,r.y=n+s*h}return t},ns=(t,e)=>{const i=e.getCenter(),n=e.getRadius();switch(e.getStyle().shape){case w.SQUARE:((t,e,i,n)=>{t.beginPath(),t.rect(e-n,i-n,2*n,2*n),t.closePath()})(t,i.x,i.y,n);break;case w.DIAMOND:((t,e,i,n)=>{t.beginPath(),t.lineTo(e,i+n),t.lineTo(e+n,i),t.lineTo(e,i-n),t.lineTo(e-n,i),t.closePath()})(t,i.x,i.y,n);break;case w.TRIANGLE:((t,e,i,n)=>{t.beginPath(),i+=.275*(n*=1.15);const o=2*n,s=Math.sqrt(3)*o/6,r=Math.sqrt(o*o-n*n);t.moveTo(e,i-(r-s)),t.lineTo(e+n,i+s),t.lineTo(e-n,i+s),t.lineTo(e,i-(r-s)),t.closePath()})(t,i.x,i.y,n);break;case w.TRIANGLE_DOWN:((t,e,i,n)=>{t.beginPath(),i-=.275*(n*=1.15);const o=2*n,s=Math.sqrt(3)*o/6,r=Math.sqrt(o*o-n*n);t.moveTo(e,i+(r-s)),t.lineTo(e+n,i-s),t.lineTo(e-n,i-s),t.lineTo(e,i+(r-s)),t.closePath()})(t,i.x,i.y,n);break;case w.STAR:((t,e,i,n)=>{t.beginPath(),i+=.1*(n*=.82);for(let o=0;o<10;o++){const s=n*(o%2==0?1.3:.5),r=e+s*Math.sin(2*o*Math.PI/10),a=i-s*Math.cos(2*o*Math.PI/10);t.lineTo(r,a)}t.closePath()})(t,i.x,i.y,n);break;case w.HEXAGON:((t,e,i,n)=>{((t,e,i,n,o)=>{t.beginPath(),t.moveTo(e+n,i);const s=2*Math.PI/o;for(let r=1;r<o;r++)t.lineTo(e+n*Math.cos(s*r),i+n*Math.sin(s*r));t.closePath()})(t,e,i,n,6)})(t,i.x,i.y,n);break;default:((t,e,i,n)=>{t.beginPath(),t.arc(e,i,n,0,2*Math.PI,!1),t.closePath()})(t,i.x,i.y,n)}},os=(t,e=300)=>{let i=0,n=null;return function(){const o=arguments,s=Date.now(),r=e-(s-i);r<=0?(n&&(clearTimeout(n),n=null),i=s,t(...o)):n||(n=setTimeout(()=>{i=Date.now(),n=null,t(...o)},r))}},ss=t=>{const e=Math.max(t,1);return Math.round(1e3/e)},rs=(t,e=!1)=>{t.style.position="relative";const i=getComputedStyle(t);i.display||(t.style.display="block",console.warn("[Orb] Graph container doesn't have defined 'display' property. Setting 'display' to 'block'...")),!e&&hs(i.width)&&(t.style.width="100%",hs(getComputedStyle(t).width)?(t.style.width="400px",console.warn("[Orb] The graph container element and its parent don't have defined width properties.","If you are using percentage values,","please make sure that the parent element of the graph container has a defined position and width.","Setting the width of the graph container to an arbitrary value of '400px'...")):console.warn("[Orb] The graph container element doesn't have defined width. Setting width to 100%...")),!e&&hs(i.height)&&(t.style.height="100%",hs(getComputedStyle(t).height)?(t.style.height="400px",console.warn("[Orb] The graph container element and its parent don't have defined height properties.","If you are using percentage values,","please make sure that the parent element of the graph container has a defined position and height.","Setting the height of the graph container to an arbitrary value of '400px'...")):console.warn("[Orb] Graph container doesn't have defined height. Setting height to 100%..."))},as=/^\s*0+\s*(?:px|rem|em|vh|vw)?\s*$/i,hs=t=>null==t||""===t||as.test(t),ls=t=>{const e=document.createElement("canvas");return e.style.position="absolute",e.style.top="0",e.style.left="0",t.appendChild(e),e},us=t=>{let e=window.devicePixelRatio,i=()=>{};const n=()=>{i();const o=matchMedia(`(resolution: ${e}dppx)`);o.addEventListener("change",n),i=()=>o.removeEventListener("change",n),window.devicePixelRatio!==e&&(e=window.devicePixelRatio,t(e))};return n(),()=>i()};class ds extends t{constructor(t,e){super(),this._isOriginCentered=!1,this._isInitiallyRendered=!1,rs(t,null==e?void 0:e.areCollapsedContainerDimensionsAllowed),this._container=t,this._canvas=ls(t);const i=this._canvas.getContext("2d");if(!i)throw new s("Failed to create Canvas context.");this._context=i,this._width=640,this._height=480,this.transform=Sn,this._settings=Object.assign(Object.assign({},ko),e),this._resizeObs=new ResizeObserver(()=>this._resize()),this._resizeObs.observe(this._container),this._resize(),u(null==e?void 0:e.devicePixelRatio)||(this._dprObserveUnsubscribe=us(()=>this._resize())),this._throttleRender=os(t=>{this._render(t)},ss(this._settings.fps))}get width(){return this._width}get height(){return this._height}get container(){return this._container}get canvas(){return this._canvas}get isInitiallyRendered(){return this._isInitiallyRendered}getSettings(){return p(this._settings)}setSettings(t){var e;const i=t.fps&&t.fps!==this._settings.fps,n=this._settings.devicePixelRatio,o=t.devicePixelRatio;this._settings=Object.assign(Object.assign({},this._settings),t),i&&(this._throttleRender=os(t=>{this._render(t)},ss(this._settings.fps))),!u(n)&&u(o)&&(null===(e=this._dprObserveUnsubscribe)||void 0===e||e.call(this),this._resize()),u(n)&&null===o&&(this._dprObserveUnsubscribe=us(()=>this._resize()))}render(t){this._throttleRender(t)}_render(t){this.emit(Bo.RENDER_START,void 0);const e=Date.now();this._context.clearRect(0,0,this._width,this._height),this._settings.backgroundColor&&(this._context.fillStyle=this._settings.backgroundColor.toString(),this._context.fillRect(0,0,this._width,this._height)),this._context.save(),this._context.translate(this.transform.x,this.transform.y),this._context.scale(this.transform.k,this.transform.k),this._isOriginCentered&&this._context.translate(this._width/2,this._height/2),this.drawObjects(t.getEdges()),this.drawObjects(t.getNodes()),this._context.restore(),this.emit(Bo.RENDER_END,{durationMs:Date.now()-e}),this._isInitiallyRendered=!0}drawObjects(t){if(0===t.length)return;const e=[],i=[];for(let n=0;n<t.length;n++){const o=t[n];o.isSelected()&&e.push(o),o.isHovered()&&i.push(o)}const n=e.length||i.length;this._settings.contextAlphaOnEventIsEnabled&&n&&(this._context.globalAlpha=this._settings.contextAlphaOnEvent);for(let e=0;e<t.length;e++){const i=t[e];i.isSelected()||i.isHovered()||this.drawObject(i,{isLabelEnabled:this._settings.labelsIsEnabled,isShadowEnabled:this._settings.shadowIsEnabled})}this._settings.contextAlphaOnEventIsEnabled&&n&&(this._context.globalAlpha=1);for(let t=0;t<e.length;t++)this.drawObject(e[t],{isLabelEnabled:this._settings.labelsOnEventIsEnabled,isShadowEnabled:this._settings.shadowOnEventIsEnabled});for(let t=0;t<i.length;t++)this.drawObject(i[t],{isLabelEnabled:this._settings.labelsOnEventIsEnabled,isShadowEnabled:this._settings.shadowOnEventIsEnabled})}_resize(){const t=this._settings.devicePixelRatio||window.devicePixelRatio||1,e=this._container.getBoundingClientRect();this._canvas.style.width=`${e.width}px`,this._canvas.style.height=`${e.height}px`,this._canvas.width=e.width*t,this._canvas.height=e.height*t,this._context.scale(t,t),this._width=e.width,this._height=e.height,this.emit(Bo.RESIZE,void 0)}drawObject(t,e){E(t)?((t,e,i)=>{var n,o;const s=null===(n=null==i?void 0:i.isShadowEnabled)||void 0===n||n,r=null===(o=null==i?void 0:i.isLabelEnabled)||void 0===o||o,a=e.hasShadow();((t,e)=>{if(e.hasBorder()){t.lineWidth=e.getBorderWidth();const i=e.getBorderColor();i&&(t.strokeStyle=i.toString())}const i=e.getColor();i&&(t.fillStyle=i.toString())})(t,e),s&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor=i.shadowColor.toString()),i.shadowSize&&(t.shadowBlur=i.shadowSize),i.shadowOffsetX&&(t.shadowOffsetX=i.shadowOffsetX),i.shadowOffsetY&&(t.shadowOffsetY=i.shadowOffsetY)})(t,e),ns(t,e),t.fill();const h=e.getBackgroundImage();h&&((t,e,i)=>{if(!i.width||!i.height)return;const n=e.getCenter(),o=e.getRadius(),s=Math.max(2*o/i.width,2*o/i.height),r=i.height*s,a=i.width*s;t.save(),t.clip(),t.drawImage(i,n.x-a/2,n.y-r/2,a,r),t.restore()})(t,e,h),s&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor="rgba(0,0,0,0)"),i.shadowSize&&(t.shadowBlur=0),i.shadowOffsetX&&(t.shadowOffsetX=0),i.shadowOffsetY&&(t.shadowOffsetY=0)})(t,e),e.hasBorder()&&t.stroke(),r&&((t,e)=>{const i=e.getLabel();if(!i)return;const n=e.getCenter(),o=1.2*e.getBorderedRadius(),s=e.getStyle(),r=new Zo(i,{position:{x:n.x,y:n.y+o},textBaseline:jo.TOP,properties:{fontBackgroundColor:s.fontBackgroundColor,fontColor:s.fontColor,fontFamily:s.fontFamily,fontSize:s.fontSize}});Fo(t,r)})(t,e)})(this._context,t,e):((t,e,i)=>{var n,o;if(!e.getWidth())return;const s=null===(n=null==i?void 0:i.isShadowEnabled)||void 0===n||n,r=null===(o=null==i?void 0:i.isLabelEnabled)||void 0===o||o,a=e.hasShadow();((t,e)=>{const i=e.getWidth();i>0&&(t.lineWidth=i);const n=e.getColor();n&&(t.strokeStyle=n.toString(),t.fillStyle=n.toString())})(t,e),s&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor=i.shadowColor.toString()),i.shadowSize&&(t.shadowBlur=i.shadowSize),i.shadowOffsetX&&(t.shadowOffsetX=i.shadowOffsetX),i.shadowOffsetY&&(t.shadowOffsetY=i.shadowOffsetY)})(t,e),((t,e)=>{if(0===e.getStyle().arrowSize)return;const i=es(e),n=is([{x:0,y:0},{x:-1,y:.4},{x:-1,y:-.4}],i);t.beginPath();for(let e=0;e<n.length;e++){const i=n[e];0!==e?t.lineTo(i.x,i.y):t.moveTo(i.x,i.y)}t.closePath(),t.fill()})(t,e),((t,e)=>{if(e instanceof R)return((t,e)=>{const i=e.startNode.getCenter(),n=e.endNode.getCenter();if(!i||!n)return;t.beginPath(),t.moveTo(i.x,i.y),t.lineTo(n.x,n.y);const o=e.getLineDashPattern();t.setLineDash(null!=o?o:[]),t.stroke()})(t,e);if(e instanceof z)return((t,e)=>{const i=e.startNode.getCenter(),n=e.endNode.getCenter();if(!i||!n)return;const o=e.getCurvedControlPoint();t.beginPath(),t.moveTo(i.x,i.y),t.quadraticCurveTo(o.x,o.y,n.x,n.y);const s=e.getLineDashPattern();t.setLineDash(null!=s?s:[]),t.stroke()})(t,e);if(e instanceof B)return((t,e)=>{const{x:i,y:n,radius:o}=e.getCircularData();t.beginPath(),t.arc(i,n,o,0,2*Math.PI,!1),t.closePath();const s=e.getLineDashPattern();t.setLineDash(null!=s?s:[]),t.stroke()})(t,e);throw new Error("Failed to draw unsupported edge type")})(t,e),s&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor="rgba(0,0,0,0)"),i.shadowSize&&(t.shadowBlur=0),i.shadowOffsetX&&(t.shadowOffsetX=0),i.shadowOffsetY&&(t.shadowOffsetY=0)})(t,e),r&&((t,e)=>{const i=e.getLabel();if(!i)return;const n=e.getStyle(),o=new Zo(i,{position:e.getCenter(),textBaseline:jo.MIDDLE,properties:{fontBackgroundColor:n.fontBackgroundColor,fontColor:n.fontColor,fontFamily:n.fontFamily,fontSize:n.fontSize}});Fo(t,o)})(t,e)})(this._context,t,e)}reset(){this.transform=Sn,this._context.clearRect(0,0,this._width,this._height),this._context.save()}getFitZoomTransform(t,e){const i=t.getBoundingBox(),n="center"===(null==e?void 0:e.anchorX)?i.x+i.width/2:"end"===(null==e?void 0:e.anchorX)?i.x+i.width:0,o="center"===(null==e?void 0:e.anchorY)?i.y+i.height/2:"end"===(null==e?void 0:e.anchorY)?i.y+i.height:0,s=this.getSimulationViewRectangle(),r=s.height/(i.height*(1+this._settings.fitZoomMargin)),a=s.width/(i.width*(1+this._settings.fitZoomMargin)),h=Math.min(r,a),l=this.transform.k,u=Math.max(Math.min(h*l,this._settings.maxZoom),this._settings.minZoom),d=s.width/2*l*(1-u)-n*u,c=s.height/2*l*(1-u)-o*u;return Sn.translate(d,c).scale(u)}getSimulationPosition(t){const[e,i]=this.transform.invert([t.x,t.y]);return{x:e-this._width/2,y:i-this._height/2}}getSimulationViewRectangle(){const t=this.getSimulationPosition({x:0,y:0}),e=this.getSimulationPosition({x:this._width,y:this._height});return{x:t.x,y:t.y,width:e.x-t.x,height:e.y-t.y}}translateOriginToCenter(){this._isOriginCentered=!0}destroy(){var t;this._resizeObs.unobserve(this._container),null===(t=this._dprObserveUnsubscribe)||void 0===t||t.call(this),this.removeAllListeners(),this._canvas.remove()}}const cs=(t,e,i)=>{const n=ro(t,e,so.VERTEX),o=ro(t,i,so.FRAGMENT),r=t.createProgram();if(!r)throw new s("Failed to create GL program.");if(t.attachShader(r,n),t.attachShader(r,o),t.linkProgram(r),!t.getProgramParameter(r,t.LINK_STATUS)){const e=t.getProgramInfoLog(r);throw t.deleteProgram(r),new s(`Failed to link GL program: ${e}`)}return t.deleteShader(n),t.deleteShader(o),r},_s=2048,fs=2048;class gs{constructor(t){this._texture=null,this._cache=new Map,this._shelves=[],this._isDirty=!1,this._isTextureAllocated=!1,this._gl=t,this._canvas=document.createElement("canvas"),this._canvas.width=_s,this._canvas.height=fs,this._ctx=this._canvas.getContext("2d",{willReadFrequently:!1}),this._texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this._texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.bindTexture(t.TEXTURE_2D,null)}getOrCreate(t,e,i,n,o){const s=`${t}|${e}|${i}|${n}|${null!=o?o:""}`,r=this._cache.get(s);if(r)return r;const a=t.split("\n").map(t=>t.trim());if(0===a.length||1===a.length&&""===a[0])return null;const h=this._ctx,l=`48px ${i}`;h.font=l;let u=0;for(let t=0;t<a.length;t++){const e=h.measureText(a[t]).width;e>u&&(u=e)}const d=48*1.2,c=48+(a.length-1)*d,_=Math.ceil(u+11.52)+4,f=Math.ceil(c+11.52)+4,g=this._allocate(_,f);if(!g)return null;const p=g.x+2,m=g.y+2;o&&(h.fillStyle=o,h.fillRect(p,m,_-4,f-4)),h.font=l,h.fillStyle=n,h.textBaseline="top",h.textAlign="center";const v=p+(_-4)/2;for(let t=0;t<a.length;t++)h.fillText(a[t],v,m+5.76+t*d);const y={u0:g.x/_s,v0:g.y/fs,u1:(g.x+_)/_s,v1:(g.y+f)/fs,pxWidth:_,pxHeight:f};return this._cache.set(s,y),this._isDirty=!0,y}bind(t){const e=this._gl;e.activeTexture(e.TEXTURE0+t),e.bindTexture(e.TEXTURE_2D,this._texture)}uploadIfDirty(){if(!this._isDirty)return;const t=this._gl;t.bindTexture(t.TEXTURE_2D,this._texture),this._isTextureAllocated||(t.texImage2D(t.TEXTURE_2D,0,t.RGBA,_s,fs,0,t.RGBA,t.UNSIGNED_BYTE,null),this._isTextureAllocated=!0),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,this._canvas),t.bindTexture(t.TEXTURE_2D,null),this._isDirty=!1}clear(){this._cache.clear(),this._shelves=[],this._isDirty=!1,this._ctx.clearRect(0,0,_s,fs)}get rasterFontPx(){return 48}_allocate(t,e){for(let i=0;i<this._shelves.length;i++){const n=this._shelves[i];if(n.x+t<=_s&&e<=n.height){const e={x:n.x,y:n.y};return n.x+=t,e}}const i=0===this._shelves.length?0:this._shelves[this._shelves.length-1].y+this._shelves[this._shelves.length-1].height;if(i+e>fs)return null;const n={y:i,height:e,x:t};return this._shelves.push(n),{x:0,y:i}}}const ps=2048,ms=2048;class vs{constructor(t){this._texture=null,this._cache=new Map,this._pending=new Map,this._shelves=[],this._isDirty=!1,this._isTextureAllocated=!1,this._gl=t,this._canvas=document.createElement("canvas"),this._canvas.width=ps,this._canvas.height=ms,this._ctx=this._canvas.getContext("2d",{willReadFrequently:!1}),this._texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this._texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.bindTexture(t.TEXTURE_2D,null)}getOrCreate(t){const e=this._cache.get(t);if(e)return e;const i=this._pending.get(t);if(i)return i.loaded?this._packImage(t,i.image):null;const n=new Image;n.crossOrigin="anonymous";const o={image:n,loaded:!1};return this._pending.set(t,o),n.onload=()=>{o.loaded=!0},n.onerror=()=>{this._pending.delete(t)},n.src=t,null}bind(t){const e=this._gl;e.activeTexture(e.TEXTURE0+t),e.bindTexture(e.TEXTURE_2D,this._texture)}uploadIfDirty(){if(!this._isDirty)return;const t=this._gl;t.bindTexture(t.TEXTURE_2D,this._texture),this._isTextureAllocated||(t.texImage2D(t.TEXTURE_2D,0,t.RGBA,ps,ms,0,t.RGBA,t.UNSIGNED_BYTE,null),this._isTextureAllocated=!0),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,this._canvas),t.bindTexture(t.TEXTURE_2D,null),this._isDirty=!1}clear(){this._cache.clear(),this._pending.clear(),this._shelves=[],this._isDirty=!1,this._ctx.clearRect(0,0,ps,ms)}_packImage(t,e){if(!e.naturalWidth||!e.naturalHeight)return null;const i=e.naturalWidth/e.naturalHeight;let n,o;e.naturalWidth>=e.naturalHeight?(n=Math.min(e.naturalWidth,128),o=Math.round(n/i)):(o=Math.min(e.naturalHeight,128),n=Math.round(o*i));const s=n+4,r=o+4,a=this._allocate(s,r);if(!a)return null;this._ctx.drawImage(e,a.x+2,a.y+2,n,o);const h={u0:(a.x+2)/ps,v0:(a.y+2)/ms,u1:(a.x+2+n)/ps,v1:(a.y+2+o)/ms,aspect:i};return this._cache.set(t,h),this._pending.delete(t),this._isDirty=!0,h}_allocate(t,e){for(let i=0;i<this._shelves.length;i++){const n=this._shelves[i];if(n.x+t<=ps&&e<=n.height){const e={x:n.x,y:n.y};return n.x+=t,e}}const i=0===this._shelves.length?0:this._shelves[this._shelves.length-1].y+this._shelves[this._shelves.length-1].height;if(i+e>ms)return null;const n={y:i,height:e,x:t};return this._shelves.push(n),{x:0,y:i}}}const ys=[0,0,0,0],xs=[.6,.6,.6,1],bs=[1,0,0,1],ws={[w.CIRCLE]:0,[w.DOT]:1,[w.SQUARE]:2,[w.DIAMOND]:3,[w.TRIANGLE]:4,[w.TRIANGLE_DOWN]:5,[w.STAR]:6,[w.HEXAGON]:7},Ss="Roboto, sans-serif",Es="#000000";class Ts extends t{constructor(t,e){super(),this._isOriginCentered=!1,this._isInitiallyRendered=!1,this._nodeProgram=null,this._edgeProgram=null,this._labelProgram=null,this._nodeVao=null,this._edgeVao=null,this._labelVao=null,this._nodeInstanceBuffer=null,this._edgeInstanceBuffer=null,this._labelInstanceBuffer=null,this._labelCache=null,this._imageAtlas=null,this._isColorCacheDirty=!0,this._nodeColorCache=new Map,this._nodeBorderColorCache=new Map,this._nodeShadowColorCache=new Map,this._edgeColorCache=new Map,this._edgeShadowColorCache=new Map,this._lastNodeCount=0,this._lastEdgeCount=0,this._edgeInstanceData=null,this._nodeInstanceData=null,this._buffersAreCurrent=!1,this._bufferCacheStats={hits:0,misses:0},this._timerExt=null,this._timerEdgeQueries=[],this._timerNodeQueries=[],this._timerQueryIdx=0,this._lastEdgeGpuMs=null,this._lastNodeGpuMs=null,rs(t,null==e?void 0:e.areCollapsedContainerDimensionsAllowed),this._container=t,this._canvas=ls(t);const i=this._canvas.getContext("webgl2",{antialias:!0});if(!i)throw new s("Failed to create WebGL context.");if(this._gl=i,this._width=640,this._height=480,this.transform=Sn,this._settings=Object.assign(Object.assign({},ko),e),"number"!=typeof(null==e?void 0:e.devicePixelRatio)&&(this._dprObserveUnsubscribe=us(()=>{this._isInitiallyRendered&&this.emit(Bo.RESIZE,void 0)})),this._initShaders(),this._initNodeBuffers(),this._initEdgeBuffers(),this._initLabelBuffers(),this._labelCache=new gs(this._gl),this._imageAtlas=new vs(this._gl),this._timerExt=i.getExtension("EXT_disjoint_timer_query_webgl2"),this._timerExt)for(let t=0;t<4;t++){const t=i.createQuery(),e=i.createQuery();t&&this._timerEdgeQueries.push(t),e&&this._timerNodeQueries.push(e)}}_pollTimerQuery(t){if(!this._timerExt)return null;const e=this._gl;return e.getQueryParameter(t,e.QUERY_RESULT_AVAILABLE)?e.getParameter(this._timerExt.GPU_DISJOINT_EXT)?null:e.getQueryParameter(t,e.QUERY_RESULT)/1e6:null}getGpuTimeStats(){return{edgeMs:this._lastEdgeGpuMs,nodeMs:this._lastNodeGpuMs,supported:null!==this._timerExt}}_initShaders(){this._nodeProgram=cs(this._gl,"#version 300 es\r\n\r\nprecision highp float;\r\n\r\nin vec2 aQuadPosition;\r\n\r\nin vec2 aCenter;\r\nin float aRadius;\r\nin vec4 aColor;\r\nin vec4 aBorderColor;\r\nin float aBorderWidth;\r\nin vec4 aShadowColor;\r\nin float aShadowSize;\r\nin float aShadowOffsetX;\r\nin float aShadowOffsetY;\r\nin float aShapeType;\r\nin vec2 aImageUV0;\r\nin vec2 aImageUV1;\r\nin float aImageAspect;\r\n\r\nuniform vec2 uResolution;\r\nuniform vec2 uTranslation;\r\nuniform float uScale;\r\nuniform vec2 uOriginOffset;\r\n\r\nout vec2 vUV;\r\nout vec4 vColor;\r\nout vec4 vBorderColor;\r\nout float vBorderThreshold;\r\nout vec4 vShadowColor;\r\nout float vNodeRadius;\r\nout vec2 vShadowOffset;\r\nout float vShadowBlur;\r\nflat out int vShapeType;\r\nout vec2 vImageUV0;\r\nout vec2 vImageUV1;\r\nout float vImageAspect;\r\n\r\nvoid main() {\r\n  vShapeType = int(aShapeType + 0.5);\r\n  vColor = aColor;\r\n  vBorderColor = aBorderColor;\r\n  vShadowColor = aShadowColor;\r\n  vImageUV0 = aImageUV0;\r\n  vImageUV1 = aImageUV1;\r\n  vImageAspect = aImageAspect;\r\n\r\n  float totalRadius = aRadius + aShadowSize + abs(aShadowOffsetX) + abs(aShadowOffsetY);\r\n\r\n  vUV = aQuadPosition;\r\n  vNodeRadius = aRadius / totalRadius;\r\n\r\n  vBorderThreshold = vNodeRadius * (1.0 - aBorderWidth / aRadius);\r\n\r\n  vShadowOffset = vec2(aShadowOffsetX, aShadowOffsetY) / totalRadius;\r\n\r\n  vShadowBlur = aShadowSize / totalRadius;\r\n\r\n  vec2 worldPos = aCenter + aQuadPosition * totalRadius;\r\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\r\n\r\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\r\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\r\n}\r\n","#version 300 es\r\n\r\nprecision highp float;\r\n\r\nin vec2 vUV;\r\nin vec4 vColor;\r\nin vec4 vBorderColor;\r\nin float vBorderThreshold;\r\nin vec4 vShadowColor;\r\nin float vNodeRadius;\r\nin vec2 vShadowOffset;\r\nin float vShadowBlur;\r\nflat in int vShapeType;\r\nin vec2 vImageUV0;\r\nin vec2 vImageUV1;\r\nin float vImageAspect;\r\n\r\nuniform sampler2D uImageAtlas;\r\n\r\nout vec4 fragColor;\r\n\r\nconst int SHAPE_CIRCLE = 0;\r\nconst int SHAPE_DOT = 1;\r\nconst int SHAPE_SQUARE = 2;\r\nconst int SHAPE_DIAMOND = 3;\r\nconst int SHAPE_TRIANGLE = 4;\r\nconst int SHAPE_TRIANGLE_DOWN = 5;\r\nconst int SHAPE_STAR = 6;\r\nconst int SHAPE_HEXAGON = 7;\r\n\r\nfloat sdCircle(vec2 p, float r) {\r\n  return length(p) - r;\r\n}\r\n\r\nfloat sdSquare(vec2 p, float r) {\r\n  vec2 d = abs(p) - vec2(r);\r\n  return max(d.x, d.y);\r\n}\r\n\r\nfloat sdDiamond(vec2 p, float r) {\r\n  return (abs(p.x) + abs(p.y)) - r;\r\n}\r\n\r\nfloat sdTriangleDown(vec2 p, float r) {\r\n  float sr = r * 1.15;\r\n  vec2 q = vec2(p.x, p.y - 0.275 * sr);\r\n\r\n  float k = sqrt(3.0);\r\n  q.x = abs(q.x) - sr;\r\n  q.y = q.y + sr / k;\r\n  if (q.x + k * q.y > 0.0) {\r\n    q = vec2(q.x - k * q.y, -k * q.x - q.y) / 2.0;\r\n  }\r\n  q.x -= clamp(q.x, -2.0 * sr, 0.0);\r\n  return -length(q) * sign(q.y);\r\n}\r\n\r\nfloat sdTriangleUp(vec2 p, float r) {\r\n  return sdTriangleDown(vec2(p.x, -p.y), r);\r\n}\r\n\r\nfloat sdStar(vec2 p, float r) {\r\n  float sr = r * 0.82;\r\n  vec2 q = vec2(p.x, p.y - 0.1 * sr);\r\n\r\n  float outerR = sr * 1.3;\r\n  float innerR = sr * 0.5;\r\n\r\n  float angle = atan(q.x, -q.y);\r\n  float sector = 6.2831853 / 5.0;\r\n  float a = mod(angle + sector * 0.5, sector) - sector * 0.5;\r\n\r\n  float cosA = cos(a);\r\n  float sinA = abs(sin(a));\r\n\r\n  float halfSector = sector * 0.5;\r\n  vec2 outerPt = vec2(outerR, 0.0);\r\n  vec2 innerPt = vec2(innerR * cos(halfSector), innerR * sin(halfSector));\r\n\r\n  vec2 sp = vec2(cosA, sinA) * length(q);\r\n\r\n  vec2 edge = innerPt - outerPt;\r\n  vec2 toP = sp - outerPt;\r\n  float t = clamp(dot(toP, edge) / dot(edge, edge), 0.0, 1.0);\r\n  float dist = length(toP - edge * t);\r\n\r\n  float cross2d = edge.x * toP.y - edge.y * toP.x;\r\n  return cross2d > 0.0 ? -dist : dist;\r\n}\r\n\r\nfloat sdHexagon(vec2 p, float r) {\r\n  vec2 q = abs(p);\r\n  float k = sqrt(3.0);\r\n  float d = max(q.x, (q.x * 0.5 + q.y * (k * 0.5)));\r\n  return d - r;\r\n}\r\n\r\nfloat shapeSDF(vec2 p, float r, int shapeType) {\r\n  if (shapeType == SHAPE_SQUARE) return sdSquare(p, r);\r\n  if (shapeType == SHAPE_DIAMOND) return sdDiamond(p, r);\r\n  if (shapeType == SHAPE_TRIANGLE) return sdTriangleUp(p, r);\r\n  if (shapeType == SHAPE_TRIANGLE_DOWN) return sdTriangleDown(p, r);\r\n  if (shapeType == SHAPE_STAR) return sdStar(p, r);\r\n  if (shapeType == SHAPE_HEXAGON) return sdHexagon(p, r);\r\n\r\n  return sdCircle(p, r);\r\n}\r\n\r\nvoid main() {\r\n  // Body SDF - always needed.\r\n  float dist = shapeSDF(vUV, vNodeRadius, vShapeType);\r\n\r\n  float aa = 0.02 * vNodeRadius;\r\n  float nodeAlpha = 1.0 - smoothstep(-aa, 0.0, dist);\r\n\r\n  // Shadow SDF - skip entirely when no shadow. Avoids a second full shapeSDF() call\r\n  // (which is a cascade of ifs) and the exp() per fragment.\r\n  float shadowAlpha = 0.0;\r\n  if (vShadowBlur > 0.0) {\r\n    float shadowDist = shapeSDF(vUV - vShadowOffset, vNodeRadius, vShapeType);\r\n    float t = max(shadowDist, 0.0) / vShadowBlur;\r\n    shadowAlpha = exp(-t * t * 1.5) * 0.5 * vShadowColor.a;\r\n  }\r\n\r\n  vec4 fillColor = vColor;\r\n  if (vImageAspect > 0.0 && dist < 0.0) {\r\n    vec2 uv01 = (vUV / vNodeRadius) * 0.5 + 0.5;\r\n    if (vImageAspect > 1.0) {\r\n      uv01.x = (uv01.x - 0.5) / vImageAspect + 0.5;\r\n    } else {\r\n      uv01.y = (uv01.y - 0.5) * vImageAspect + 0.5;\r\n    }\r\n    if (uv01.x >= 0.0 && uv01.x <= 1.0 && uv01.y >= 0.0 && uv01.y <= 1.0) {\r\n      vec2 atlasUV = mix(vImageUV0, vImageUV1, uv01);\r\n      vec4 imgTexel = texture(uImageAtlas, atlasUV);\r\n      fillColor = mix(fillColor, vec4(imgTexel.rgb, 1.0), imgTexel.a);\r\n    }\r\n  }\r\n\r\n  vec4 nodeColor;\r\n  if (vBorderThreshold < vNodeRadius) {\r\n    float borderDist = shapeSDF(vUV, vBorderThreshold, vShapeType);\r\n    float borderMix = smoothstep(-aa, aa, borderDist);\r\n    nodeColor = mix(fillColor, vBorderColor, borderMix);\r\n  } else {\r\n    nodeColor = fillColor;\r\n  }\r\n  nodeColor.a *= nodeAlpha;\r\n\r\n  float finalAlpha = nodeColor.a + shadowAlpha * (1.0 - nodeColor.a);\r\n\r\n  if (finalAlpha < 0.001) {\r\n    discard;\r\n  }\r\n\r\n  if (shadowAlpha > 0.0) {\r\n    vec3 finalRGB = (nodeColor.rgb * nodeColor.a + vShadowColor.rgb * shadowAlpha * (1.0 - nodeColor.a)) / finalAlpha;\r\n    fragColor = vec4(finalRGB, finalAlpha);\r\n  } else {\r\n    fragColor = nodeColor;\r\n  }\r\n}\r\n"),this._edgeProgram=cs(this._gl,"#version 300 es\r\n\r\nprecision highp float;\r\n\r\nin vec2 aQuadPosition;\r\n\r\nin vec2 aStart;\r\nin vec2 aEnd;\r\nin vec2 aControl;\r\nin float aWidth;\r\nin float aEdgeType;\r\nin float aLoopbackRadius;\r\nin float aArrowSize;\r\nin vec2 aArrowTip;\r\nin vec2 aArrowDir;\r\nin vec4 aColor;\r\nin vec4 aShadowColor;\r\nin float aShadowSize;\r\nin float aShadowOffsetX;\r\nin float aShadowOffsetY;\r\n\r\nuniform vec2 uResolution;\r\nuniform vec2 uTranslation;\r\nuniform float uScale;\r\nuniform vec2 uOriginOffset;\r\n\r\nout vec2 vWorldPos;\r\nout vec2 vStart;\r\nout vec2 vEnd;\r\nout vec2 vControl;\r\nout float vHalfWidth;\r\nout float vWidthFade;\r\nout float vLoopbackRadius;\r\nout float vArrowSize;\r\nout vec2 vArrowTip;\r\nout vec2 vArrowDir;\r\nout vec4 vColor;\r\nout vec4 vShadowColor;\r\nout float vShadowSize;\r\nout vec2 vShadowOffset;\r\nflat out int vEdgeType;\r\n\r\nvoid main() {\r\n  vEdgeType = int(aEdgeType + 0.5);\r\n  vStart = aStart;\r\n  vEnd = aEnd;\r\n  vControl = aControl;\r\n  // Keep a >=1px geometric floor so the SDF line rasterizes stably (no shimmer or gaps\r\n  // between pixels), but fade its opacity by the true on-screen width. A sub-pixel-wide\r\n  // edge then reads as faint coverage instead of a hard 1px line — matching the Canvas\r\n  // renderer, which strokes at the real (sub-pixel) width and naturally fades when zoomed\r\n  // out. aWidth * uScale is the edge's true width in device pixels.\r\n  float effectiveWidth = max(aWidth, 1.0 / uScale);\r\n  vHalfWidth = effectiveWidth * 0.5;\r\n  vWidthFade = clamp(aWidth * uScale, 0.0, 1.0);\r\n  vLoopbackRadius = aLoopbackRadius;\r\n  vArrowSize = aArrowSize;\r\n  vArrowTip = aArrowTip;\r\n  vArrowDir = aArrowDir;\r\n  vColor = aColor;\r\n  vShadowColor = aShadowColor;\r\n  vShadowSize = aShadowSize;\r\n  vShadowOffset = vec2(aShadowOffsetX, aShadowOffsetY);\r\n\r\n  float pad = vHalfWidth + aShadowSize + abs(aShadowOffsetX) + abs(aShadowOffsetY);\r\n\r\n  vec2 worldPos;\r\n\r\n  if (vEdgeType == 0) {\r\n    vec2 dir = aEnd - aStart;\r\n    float len = length(dir);\r\n    vec2 unitDir = dir / max(len, 0.0001);\r\n    vec2 perp = vec2(-unitDir.y, unitDir.x);\r\n    float totalHalf = pad + aArrowSize;\r\n    vec2 midpoint = (aStart + aEnd) * 0.5;\r\n    worldPos = midpoint\r\n      + unitDir * (len * 0.5 + totalHalf) * aQuadPosition.x\r\n      + perp * totalHalf * aQuadPosition.y;\r\n  } else if (vEdgeType == 1) {\r\n    float margin = pad + aArrowSize;\r\n    vec2 bboxMin = min(min(aStart, aEnd), aControl) - margin;\r\n    vec2 bboxMax = max(max(aStart, aEnd), aControl) + margin;\r\n    vec2 center = (bboxMin + bboxMax) * 0.5;\r\n    vec2 halfSize = (bboxMax - bboxMin) * 0.5;\r\n    worldPos = center + aQuadPosition * halfSize;\r\n  } else {\r\n    float margin = pad + aArrowSize;\r\n    vec2 ctr = aControl;\r\n    float r = aLoopbackRadius;\r\n    vec2 bboxMin = min(ctr - (r + margin), aStart - margin);\r\n    vec2 bboxMax = max(ctr + (r + margin), aStart + margin);\r\n    vec2 center = (bboxMin + bboxMax) * 0.5;\r\n    vec2 halfSize = (bboxMax - bboxMin) * 0.5;\r\n    worldPos = center + aQuadPosition * halfSize;\r\n  }\r\n\r\n  vWorldPos = worldPos;\r\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\r\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\r\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\r\n}\r\n","#version 300 es\r\n\r\nprecision highp float;\r\n\r\nin vec2 vWorldPos;\r\nin vec2 vStart;\r\nin vec2 vEnd;\r\nin vec2 vControl;\r\nin float vHalfWidth;\r\nin float vWidthFade;\r\nin float vLoopbackRadius;\r\nin float vArrowSize;\r\nin vec2 vArrowTip;\r\nin vec2 vArrowDir;\r\nin vec4 vColor;\r\nin vec4 vShadowColor;\r\nin float vShadowSize;\r\nin vec2 vShadowOffset;\r\nflat in int vEdgeType;\r\n\r\nuniform bool uSimpleMode;\r\n\r\nout vec4 fragColor;\r\n\r\nfloat sdSegment(vec2 p, vec2 a, vec2 b) {\r\n  vec2 pa = p - a;\r\n  vec2 ba = b - a;\r\n  float h = clamp(dot(pa, ba) / dot(ba, ba), 0.0, 1.0);\r\n  return length(pa - ba * h);\r\n}\r\n\r\nfloat sdBezier(vec2 pos, vec2 A, vec2 B, vec2 C) {\r\n  vec2 a = B - A;\r\n  vec2 b = A - 2.0 * B + C;\r\n  vec2 c = a * 2.0;\r\n  vec2 d = A - pos;\r\n\r\n  float kk = 1.0 / max(dot(b, b), 0.0001);\r\n  float kx = kk * dot(a, b);\r\n  float ky = kk * (2.0 * dot(a, a) + dot(d, b)) / 3.0;\r\n  float kz = kk * dot(d, a);\r\n\r\n  float p = ky - kx * kx;\r\n  float q = kx * (2.0 * kx * kx - 3.0 * ky) + kz;\r\n  float p3 = p * p * p;\r\n  float q2 = q * q;\r\n  float h = q2 + 4.0 * p3;\r\n\r\n  float res;\r\n  if (h >= 0.0) {\r\n    h = sqrt(h);\r\n    vec2 x = (vec2(h, -h) - q) / 2.0;\r\n    vec2 uv = sign(x) * pow(abs(x), vec2(1.0 / 3.0));\r\n    float t = clamp(uv.x + uv.y - kx, 0.0, 1.0);\r\n    vec2 qo = d + (c + b * t) * t;\r\n    res = dot(qo, qo);\r\n  } else {\r\n    float z = sqrt(-p);\r\n    float v = acos(q / (p * z * 2.0)) / 3.0;\r\n    float m = cos(v);\r\n    float n = sin(v) * 1.732050808;\r\n    vec3 t = clamp(vec3(m + m, -n - m, n - m) * z - kx, 0.0, 1.0);\r\n    vec2 qx = d + (c + b * t.x) * t.x;\r\n    float dx = dot(qx, qx);\r\n    vec2 qy = d + (c + b * t.y) * t.y;\r\n    float dy = dot(qy, qy);\r\n    res = min(dx, dy);\r\n  }\r\n\r\n  return sqrt(res);\r\n}\r\n\r\nfloat sdArrow(vec2 p, vec2 tip, vec2 dir, float size) {\r\n  if (size <= 0.0) return 1e6;\r\n\r\n  vec2 perp = vec2(-dir.y, dir.x);\r\n  vec2 rel = p - tip;\r\n  float along = dot(rel, -dir);\r\n  float across = dot(rel, perp);\r\n\r\n  if (along < 0.0) return length(rel);\r\n  if (along > size) {\r\n    float hw = size * 0.4;\r\n    float closest = clamp(across, -hw, hw);\r\n    vec2 pt = tip - dir * size + perp * closest;\r\n    return length(p - pt);\r\n  }\r\n\r\n  float halfW = (along / size) * size * 0.4;\r\n  float d = abs(across) - halfW;\r\n  return d;\r\n}\r\n\r\nvoid main() {\r\n  if (uSimpleMode && vEdgeType == 0) {\r\n    float d = sdSegment(vWorldPos, vStart, vEnd) - vHalfWidth;\r\n    float aa = fwidth(d);\r\n    float a = (1.0 - smoothstep(-aa, aa, d)) * vWidthFade;\r\n    if (a < 0.001) discard;\r\n    fragColor = vec4(vColor.rgb, vColor.a * a);\r\n    return;\r\n  }\r\n\r\n  float dist;\r\n  if (vEdgeType == 0) {\r\n    dist = sdSegment(vWorldPos, vStart, vEnd);\r\n  } else if (vEdgeType == 1) {\r\n    dist = sdBezier(vWorldPos, vStart, vControl, vEnd);\r\n  } else {\r\n    dist = abs(length(vWorldPos - vControl) - vLoopbackRadius);\r\n  }\r\n\r\n  float edgeSdf = dist - vHalfWidth;\r\n  float combinedSdf = edgeSdf;\r\n\r\n  if (vArrowSize > 0.0) {\r\n    float arrowDist = sdArrow(vWorldPos, vArrowTip, vArrowDir, vArrowSize);\r\n    combinedSdf = min(edgeSdf, arrowDist);\r\n  }\r\n\r\n  float shadowAlpha = 0.0;\r\n  if (vShadowSize > 0.0) {\r\n    vec2 shadowPos = vWorldPos - vShadowOffset;\r\n    float shadowDist;\r\n    if (vEdgeType == 0) {\r\n      shadowDist = sdSegment(shadowPos, vStart, vEnd);\r\n    } else if (vEdgeType == 1) {\r\n      shadowDist = sdBezier(shadowPos, vStart, vControl, vEnd);\r\n    } else {\r\n      shadowDist = abs(length(shadowPos - vControl) - vLoopbackRadius);\r\n    }\r\n    float shadowArrowDist = vArrowSize > 0.0\r\n      ? sdArrow(shadowPos, vArrowTip, vArrowDir, vArrowSize)\r\n      : 1.0e6;\r\n    float shadowCombined = min(shadowDist - vHalfWidth, shadowArrowDist);\r\n    float t = max(shadowCombined, 0.0) / vShadowSize;\r\n    shadowAlpha = exp(-t * t * 1.5) * 0.5 * vShadowColor.a;\r\n  }\r\n\r\n  float aa = fwidth(combinedSdf);\r\n  float edgeAlpha = (1.0 - smoothstep(-aa, aa, combinedSdf)) * vWidthFade;\r\n  vec4 edgeColor = vColor;\r\n  edgeColor.a *= edgeAlpha;\r\n\r\n  float finalAlpha = edgeColor.a + shadowAlpha * (1.0 - edgeColor.a);\r\n\r\n  if (finalAlpha < 0.001) discard;\r\n\r\n  if (shadowAlpha > 0.0) {\r\n    vec3 finalRGB = (edgeColor.rgb * edgeColor.a + vShadowColor.rgb * shadowAlpha * (1.0 - edgeColor.a)) / finalAlpha;\r\n    fragColor = vec4(finalRGB, finalAlpha);\r\n  } else {\r\n    fragColor = edgeColor;\r\n  }\r\n}\r\n"),this._labelProgram=cs(this._gl,"#version 300 es\r\n\r\nin vec2 aQuadPosition;\r\n\r\nin vec2 aLabelCenter;\r\nin vec2 aLabelSize;\r\nin vec2 aLabelUV0;\r\nin vec2 aLabelUV1;\r\n\r\nuniform vec2 uResolution;\r\nuniform vec2 uTranslation;\r\nuniform float uScale;\r\nuniform vec2 uOriginOffset;\r\n\r\nout vec2 vAtlasUV;\r\n\r\nvoid main() {\r\n  vec2 worldPos = aLabelCenter + aQuadPosition * aLabelSize;\r\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\r\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\r\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\r\n\r\n  vec2 uv01 = aQuadPosition * 0.5 + 0.5;\r\n  vAtlasUV = mix(aLabelUV0, aLabelUV1, uv01);\r\n}\r\n","#version 300 es\r\n\r\nprecision highp float;\r\n\r\nuniform sampler2D uAtlas;\r\n\r\nin vec2 vAtlasUV;\r\n\r\nout vec4 fragColor;\r\n\r\nvoid main() {\r\n  vec4 texel = texture(uAtlas, vAtlasUV);\r\n  if (texel.a < 0.01) discard;\r\n  fragColor = texel;\r\n}\r\n")}_initNodeBuffers(){if(!this._nodeProgram)throw new s("Node program not initialized.");const t=this._gl;this._nodeVao=t.createVertexArray(),t.bindVertexArray(this._nodeVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._nodeProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._nodeInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._nodeInstanceBuffer);const o=25*Float32Array.BYTES_PER_ELEMENT,r=(e,i,n)=>{const s=t.getAttribLocation(this._nodeProgram,e);t.enableVertexAttribArray(s),t.vertexAttribPointer(s,i,t.FLOAT,!1,o,4*n),t.vertexAttribDivisor(s,1)};r("aCenter",2,0),r("aRadius",1,2),r("aColor",4,3),r("aBorderColor",4,7),r("aBorderWidth",1,11),r("aShadowColor",4,12),r("aShadowSize",1,16),r("aShadowOffsetX",1,17),r("aShadowOffsetY",1,18),r("aShapeType",1,19),r("aImageUV0",2,20),r("aImageUV1",2,22),r("aImageAspect",1,24),t.bindVertexArray(null)}_initEdgeBuffers(){if(!this._edgeProgram)throw new s("Edge program not initialized.");const t=this._gl;this._edgeVao=t.createVertexArray(),t.bindVertexArray(this._edgeVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._edgeProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._edgeInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._edgeInstanceBuffer);const o=(e,i,n)=>{const o=t.getAttribLocation(this._edgeProgram,e);t.enableVertexAttribArray(o),t.vertexAttribPointer(o,i,t.FLOAT,!1,100,4*n),t.vertexAttribDivisor(o,1)};o("aStart",2,0),o("aEnd",2,2),o("aControl",2,4),o("aWidth",1,6),o("aEdgeType",1,7),o("aLoopbackRadius",1,8),o("aArrowSize",1,9),o("aArrowTip",2,10),o("aArrowDir",2,12),o("aColor",4,14),o("aShadowColor",4,18),o("aShadowSize",1,22),o("aShadowOffsetX",1,23),o("aShadowOffsetY",1,24),t.bindVertexArray(null)}_initLabelBuffers(){if(!this._labelProgram)throw new s("Label program not initialized.");const t=this._gl;this._labelVao=t.createVertexArray(),t.bindVertexArray(this._labelVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._labelProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._labelInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._labelInstanceBuffer);const o=(e,i,n)=>{const o=t.getAttribLocation(this._labelProgram,e);t.enableVertexAttribArray(o),t.vertexAttribPointer(o,i,t.FLOAT,!1,32,4*n),t.vertexAttribDivisor(o,1)};o("aLabelCenter",2,0),o("aLabelSize",2,2),o("aLabelUV0",2,4),o("aLabelUV1",2,6),t.bindVertexArray(null)}_resolveColor(t){if(!t)return[1,0,0,1];if(t instanceof U)return[t.rgb.r/255,t.rgb.g/255,t.rgb.b/255,1];const e=t.match(/^rgba?\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*([\d.]+))?\s*\)$/);if(e)return[parseInt(e[1])/255,parseInt(e[2])/255,parseInt(e[3])/255,void 0!==e[4]?parseFloat(e[4]):1];const i=new U(t);return[i.rgb.r/255,i.rgb.g/255,i.rgb.b/255,1]}_buildNodeColorCache(t){this._nodeColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._nodeColorCache.set(i.id,this._resolveColor(i.getColor()))}}_buildNodeBorderColorCache(t){this._nodeBorderColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._nodeBorderColorCache.set(i.id,this._resolveColor(i.getBorderColor()))}}_buildNodeShadowColorCache(t){this._nodeShadowColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e],n=i.getStyle().shadowColor;this._nodeShadowColorCache.set(i.id,n?this._resolveColor(n):[0,0,0,0])}}_buildEdgeColorCache(t){this._edgeColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._edgeColorCache.set(i.id,this._resolveColor(i.getColor()))}}_buildEdgeShadowColorCache(t){this._edgeShadowColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e],n=i.getStyle().shadowColor;this._edgeShadowColorCache.set(i.id,n?this._resolveColor(n):[0,0,0,0])}}get width(){return this._width}get height(){return this._height}get container(){return this._container}get canvas(){return this._canvas}get isInitiallyRendered(){return this._isInitiallyRendered}invalidateBuffers(){this._buffersAreCurrent=!1}invalidateStyles(){this._buffersAreCurrent=!1,this._isColorCacheDirty=!0}getRenderCacheStats(){return Object.assign({},this._bufferCacheStats)}getSettings(){return p(this._settings)}setSettings(t){this._settings=Object.assign(Object.assign({},this._settings),t)}render(t){var e,i,n,o,r;if(!this._nodeProgram||!this._edgeProgram||!this._labelProgram)throw new s("Shader programs not initialized.");this.emit(Bo.RENDER_START,void 0);const a=performance.now(),h=this._gl,l=this._container.getBoundingClientRect(),u=this._settings.devicePixelRatio||window.devicePixelRatio||1,d=Math.max(1,Math.round(l.width*u)),c=Math.max(1,Math.round(l.height*u));this._canvas.width===d&&this._canvas.height===c||(this._canvas.width=d,this._canvas.height=c,this._canvas.style.width=`${l.width}px`,this._canvas.style.height=`${l.height}px`),this._width=l.width,this._height=l.height,h.viewport(0,0,this._canvas.width,this._canvas.height),h.clearColor(0,0,0,0),h.clear(h.COLOR_BUFFER_BIT),h.enable(h.BLEND),h.blendFunc(h.SRC_ALPHA,h.ONE_MINUS_SRC_ALPHA);const _=t.getEdges(),f=25*_.length,g=null===this._edgeInstanceData||this._edgeInstanceData.length!==f;g&&(this._edgeInstanceData=new Float32Array(f));const p=this._edgeInstanceData,m=this._buffersAreCurrent&&!g;m?this._bufferCacheStats.hits++:this._bufferCacheStats.misses++;let v=null,y=null,x=null,b=null;if(!m){const e=t.getNodes();v=new Float64Array(e.length),y=new Float64Array(e.length),x=new Float64Array(e.length),b=new Map;for(let t=0;t<e.length;t++){const i=e[t],n=i.getCenter();v[t]=n.x,y[t]=n.y,x[t]=i.getDistanceToBorder(),b.set(i.id,t)}}if(m||_.length===this._lastEdgeCount&&!this._isColorCacheDirty||(this._buildEdgeColorCache(_),this._buildEdgeShadowColorCache(_),this._isColorCacheDirty=!1,this._lastEdgeCount=_.length),!m)for(let t=0;t<_.length;t++){const i=_[t],n=b.get(i.startNode.id),o=b.get(i.endNode.id);let s,r,a,h,l,u;if(void 0!==n)s=v[n],r=y[n],u=x[n];else{const t=i.startNode.getCenter();s=t.x,r=t.y,u=i.startNode.getDistanceToBorder()}if(void 0!==o)a=v[o],h=y[o],l=x[o];else{const t=i.endNode.getCenter();a=t.x,h=t.y,l=i.endNode.getDistanceToBorder()}const d=i.getStyle(),c=d.shadowSize||0,f=d.shadowOffsetX||0,g=d.shadowOffsetY||0,m=this._edgeShadowColorCache.get(i.id)||ys,w=25*t,S=i.getWidth(),E=i.isHovered()||i.isSelected()?this._resolveColor(i.getColor()):this._edgeColorCache.get(i.id)||xs;let T=0,P=0,C=0,A=0,M=0,L=0,N=0,I=0,D=0;if(i.isCurved()){T=1;const t=i.getCurvedControlPoint();P=t.x,C=t.y}else if(i.isLoopback()){T=2;const t=i.getCircularData();P=t.x,C=t.y,A=t.radius}const O=null!==(e=d.arrowSize)&&void 0!==e?e:1;if(O>0)if(M=1.5*O+3*(S||1),0===T){const t=a-s,e=h-r,i=Math.sqrt(t*t+e*e);i>0&&(I=t/i,D=e/i,L=a-I*l,N=h-D*l)}else if(1===T){let t=1,e=.5,i=1;for(let n=0;n<8;n++){const n=.5*(e+i),o=1-n,u=o*o*s+2*n*o*P+n*n*a,d=o*o*r+2*n*o*C+n*n*h,c=Math.sqrt(Math.pow(u-a,2)+Math.pow(d-h,2));if(Math.abs(c-l)<.1){t=n;break}c>l?e=n:i=n,t=n}const n=1-t;L=n*n*s+2*t*n*P+t*t*a,N=n*n*r+2*t*n*C+t*t*h;const o=2*n*(P-s)+2*t*(a-P),u=2*n*(C-r)+2*t*(h-C),d=Math.sqrt(o*o+u*u);d>0&&(I=o/d,D=u/d)}else{let t=.8,e=.6,i=1;for(let n=0;n<8;n++){const n=.5*(e+i),o=2*n*Math.PI,a=P+A*Math.cos(o),h=C-A*Math.sin(o),l=Math.sqrt(Math.pow(a-s,2)+Math.pow(h-r,2));if(Math.abs(l-u)<.1){t=n;break}l>u?i=n:e=n,t=n}const n=2*t*Math.PI;L=P+A*Math.cos(n),N=C-A*Math.sin(n);const 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t=this._timerEdgeQueries[this._timerQueryIdx],e=this._pollTimerQuery(t);null!==e&&(this._lastEdgeGpuMs=e),h.beginQuery(this._timerExt.TIME_ELAPSED_EXT,t)}h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,_.length),this._timerExt&&this._timerEdgeQueries.length>0&&h.endQuery(this._timerExt.TIME_ELAPSED_EXT),h.bindVertexArray(null),S&&h.enable(h.BLEND),h.useProgram(this._nodeProgram),this._setViewUniforms(this._nodeProgram),this._imageAtlas&&(this._imageAtlas.uploadIfDirty(),this._imageAtlas.bind(0),h.uniform1i(h.getUniformLocation(this._nodeProgram,"uImageAtlas"),0));const T=t.getNodes(),P=this.transform.k,C=25*T.length,A=null===this._nodeInstanceData||this._nodeInstanceData.length!==C;A&&(this._nodeInstanceData=new Float32Array(C));const M=this._nodeInstanceData,L=m&&!A;if(L||T.length===this._lastNodeCount&&!this._isColorCacheDirty||(this._buildNodeColorCache(T),this._buildNodeBorderColorCache(T),this._buildNodeShadowColorCache(T),this._isColorCacheDirty=!1,this._lastNodeCount=T.length),!L)for(let t=0;t<T.length;t++){const e=T[t],o=e.getCenter(),s=e.getRadius(),r=e.getStyle(),a=r.shadowSize||0,h=r.shadowOffsetX||0,l=r.shadowOffsetY||0,u=this._nodeShadowColorCache.get(e.id)||ys,d=25*t;let c,_,f;e.isHovered()||e.isSelected()?(c=this._resolveColor(e.getColor()),_=this._resolveColor(e.getBorderColor()),f=e.getBorderWidth()):(c=this._nodeColorCache.get(e.id)||bs,_=this._nodeBorderColorCache.get(e.id)||ys,f=e.getBorderWidth()),M[d]=o.x,M[d+1]=o.y,M[d+2]=s,M[d+3]=c[0],M[d+4]=c[1],M[d+5]=c[2],M[d+6]=c[3],M[d+7]=_[0],M[d+8]=_[1],M[d+9]=_[2],M[d+10]=_[3],M[d+11]=f,M[d+12]=u[0],M[d+13]=u[1],M[d+14]=u[2],M[d+15]=u[3],M[d+16]=a,M[d+17]=h,M[d+18]=l,M[d+19]=null!==(n=ws[null!==(i=r.shape)&&void 0!==i?i:w.CIRCLE])&&void 0!==n?n:0;let g=0,p=0,m=0,v=0,y=0;if(s*P>=4){const t=e.isSelected()&&r.imageUrlSelected||r.imageUrl;if(t&&this._imageAtlas){const e=this._imageAtlas.getOrCreate(t);e&&(g=e.u0,p=e.v0,m=e.u1,v=e.v1,y=e.aspect)}}M[d+20]=g,M[d+21]=p,M[d+22]=m,M[d+23]=v,M[d+24]=y}if(h.bindBuffer(h.ARRAY_BUFFER,this._nodeInstanceBuffer),L||(h.bufferData(h.ARRAY_BUFFER,M.byteLength,h.STREAM_DRAW),h.bufferSubData(h.ARRAY_BUFFER,0,M)),this._buffersAreCurrent=!0,h.bindVertexArray(this._nodeVao),this._timerExt&&this._timerNodeQueries.length>0){const t=this._timerNodeQueries[this._timerQueryIdx],e=this._pollTimerQuery(t);null!==e&&(this._lastNodeGpuMs=e),h.beginQuery(this._timerExt.TIME_ELAPSED_EXT,t)}if(h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,T.length),this._timerExt&&this._timerNodeQueries.length>0&&(h.endQuery(this._timerExt.TIME_ELAPSED_EXT),this._timerQueryIdx=(this._timerQueryIdx+1)%this._timerNodeQueries.length),h.bindVertexArray(null),this._labelProgram&&this._labelCache&&this._settings.labelsIsEnabled){const t=this._labelCache,e=t.rasterFontPx;let i=0;const n=T.length+_.length,s=new Float32Array(8*n);for(let n=0;n<T.length;n++){const r=T[n],a=r.getLabel();if(!a)continue;const h=r.getStyle(),l=h.fontSize||4;if(l*P<6)continue;const u=h.fontFamily||Ss,d=(null!==(o=h.fontColor)&&void 0!==o?o:Es).toString(),c=h.fontBackgroundColor?h.fontBackgroundColor.toString():null,_=t.getOrCreate(a,l,u,d,c);if(!_)continue;const f=r.getCenter(),g=r.getBorderedRadius(),p=_.pxWidth/e*l,m=_.pxHeight/e*l,v=8*i;s[v]=f.x,s[v+1]=f.y+1.2*g+m/2,s[v+2]=p/2,s[v+3]=m/2,s[v+4]=_.u0,s[v+5]=_.v0,s[v+6]=_.u1,s[v+7]=_.v1,i++}for(let n=0;n<_.length;n++){const o=_[n],a=o.getLabel();if(!a)continue;const h=o.getStyle(),l=h.fontSize||4;if(l*P<6)continue;const u=h.fontFamily||Ss,d=(null!==(r=h.fontColor)&&void 0!==r?r:Es).toString(),c=h.fontBackgroundColor?h.fontBackgroundColor.toString():null,f=t.getOrCreate(a,l,u,d,c);if(!f)continue;const g=o.getCenter(),p=f.pxWidth/e*l,m=f.pxHeight/e*l,v=8*i;s[v]=g.x,s[v+1]=g.y,s[v+2]=p/2,s[v+3]=m/2,s[v+4]=f.u0,s[v+5]=f.v0,s[v+6]=f.u1,s[v+7]=f.v1,i++}i>0&&(t.uploadIfDirty(),h.useProgram(this._labelProgram),this._setViewUniforms(this._labelProgram),t.bind(0),h.uniform1i(h.getUniformLocation(this._labelProgram,"uAtlas"),0),h.bindBuffer(h.ARRAY_BUFFER,this._labelInstanceBuffer),h.bufferData(h.ARRAY_BUFFER,s.subarray(0,8*i),h.DYNAMIC_DRAW),h.bindVertexArray(this._labelVao),h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,i),h.bindVertexArray(null))}this._isInitiallyRendered=!0,this.emit(Bo.RENDER_END,{durationMs:performance.now()-a})}reset(){this.transform=Sn;const t=this._gl;t.clearColor(0,0,0,0),t.clear(t.COLOR_BUFFER_BIT)}getFitZoomTransform(t){const e=t.getBoundingBox(),i=e.x+e.width/2,n=e.y+e.height/2,o=this.getSimulationViewRectangle(),s=o.height/(e.height*(1+this._settings.fitZoomMargin)),r=o.width/(e.width*(1+this._settings.fitZoomMargin)),a=Math.min(s,r),h=this.transform.k,l=Math.max(Math.min(a*h,this._settings.maxZoom),this._settings.minZoom),u=o.width/2*h*(1-l)-i*l,d=o.height/2*h*(1-l)-n*l;return Sn.translate(u,d).scale(l)}getSimulationPosition(t){const[e,i]=this.transform.invert([t.x,t.y]);return{x:e-this._width/2,y:i-this._height/2}}getSimulationViewRectangle(){const t=this.getSimulationPosition({x:0,y:0}),e=this.getSimulationPosition({x:this._width,y:this._height});return{x:t.x,y:t.y,width:e.x-t.x,height:e.y-t.y}}translateOriginToCenter(){this._isOriginCentered=!0}destroy(){var t,e;null===(t=this._dprObserveUnsubscribe)||void 0===t||t.call(this),this.removeAllListeners(),null===(e=this._gl.getExtension("WEBGL_lose_context"))||void 0===e||e.loseContext(),this._canvas.remove()}_setViewUniforms(t){const e=this._gl,i=this._isOriginCentered?this._width/2:0,n=this._isOriginCentered?this._height/2:0;e.uniform2f(e.getUniformLocation(t,"uResolution"),this._width,this._height),e.uniform2f(e.getUniformLocation(t,"uTranslation"),this.transform.x,this.transform.y),e.uniform1f(e.getUniformLocation(t,"uScale"),this.transform.k),e.uniform2f(e.getUniformLocation(t,"uOriginOffset"),i,n)}}class Ps{static getRenderer(t,e=zo.CANVAS,i){return e===zo.WEBGL?new Ts(t,i):new ds(t,i)}}const Cs=t=>isFinite(t)?""+Math.round(1e3*t)/1e3:"0",As=t=>t.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&apos;"),Ms=(t,e,i)=>{const n=Object.keys(e).filter(t=>{const i=e[t];return null!=i&&""!==i}).map(t=>{const i=e[t];return`${t}="${"number"==typeof i?Cs(i):As(String(i))}"`}).join(" "),o=n?`${t} ${n}`:t;return void 0===i?`<${o}/>`:`<${o}>${i}</${t}>`},Ls=t=>t.map(t=>`${Cs(t.x)},${Cs(t.y)}`).join(" "),Ns=t=>({tag:"polygon",attributes:{points:Ls(t)}}),Is=(t,e)=>{var 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n=Xs(Fs,i).map(t=>`${Cs(t.x)},${Cs(t.y)}`).join(" ");return Ms("polygon",{points:n,fill:e})},Vs=t=>t instanceof R?Jo(t):t instanceof z?Xo(t):t instanceof B?Yo(t):null,Xs=(t,e)=>t.map(t=>{const i=t.x*Math.cos(e.angle)-t.y*Math.sin(e.angle),n=t.x*Math.sin(e.angle)+t.y*Math.cos(e.angle);return{x:e.point.x+e.length*i,y:e.point.y+e.length*n}}),qs=t=>{const e=t.getLabel();if(!e)return"";const i=t.getStyle();return Is(e,{position:t.getCenter(),textBaseline:jo.MIDDLE,properties:{fontBackgroundColor:i.fontBackgroundColor,fontColor:i.fontColor,fontFamily:i.fontFamily,fontSize:i.fontSize}})};class $s{constructor(t){this.filterRegion=t,this._idBySignature=new Map,this._entries=[],this._counter=0}add(t,e){const i=this._idBySignature.get(t);if(void 0!==i)return i;const n=`orb-def-${this._counter}`;return this._counter+=1,this._idBySignature.set(t,n),this._entries.push(e(n)),n}toSVG(){return this._entries.length?`<defs>${this._entries.join("")}</defs>`:""}}const Ys=(t,e={})=>{var i,n,o,s;const 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isFinite(o.minX)?{x:o.minX,y:o.minY,width:o.maxX-o.minX,height:o.maxY-o.minY}:{x:0,y:0,width:0,height:0}},Qs=(t,e,i)=>{e<t.minX&&(t.minX=e),i<t.minY&&(t.minY=i),e>t.maxX&&(t.maxX=e),i>t.maxY&&(t.maxY=i)},Js=(t,e,i,n,o)=>{Qs(t,e-n,i-o),Qs(t,e+n,i+o)},tr=(t,e,i,n)=>{var o;if(e.getRadius()<=0)return;const s=e.getCenter(),r=e.getBorderedRadius(),a=n?nr(e.hasShadow(),e.getStyle()):0;if(Js(t,s.x,s.y,r+a,r+a),i&&e.getLabel()){const i=e.getStyle(),n=s.y+1.2*e.getBorderedRadius();ir(t,e.getLabel(),s.x,n,null!==(o=i.fontSize)&&void 0!==o?o:4,!1)}},er=(t,e,i,n)=>{var o;if(!e.getWidth())return;const s=e.getStyle(),r=n?nr(e.hasShadow(),s):0;if(e instanceof B){const i=e.getCircularData();Js(t,i.x,i.y,i.radius+r,i.radius+r)}else if(e instanceof z){const i=e.getCurvedControlPoint();Js(t,i.x,i.y,r,r)}if(i&&e.getLabel()){const i=e.getCenter();ir(t,e.getLabel(),i.x,i.y,null!==(o=s.fontSize)&&void 0!==o?o:4,!0)}},ir=(t,e,i,n,o,s)=>{if(o<=0)return;const r=`${e}`.split("\n"),a=.12*o,h=r.reduce((t,e)=>Math.max(t,e.trim().length),0)*o*.6+2*a,l=r.length*o*1.2+2*a,u=s?n-l/2:n;Qs(t,i-h/2,u),Qs(t,i+h/2,u+l)},nr=(t,e)=>{var i,n,o;return t&&e.shadowColor?(null!==(i=e.shadowSize)&&void 0!==i?i:0)+Math.max(Math.abs(null!==(n=e.shadowOffsetX)&&void 0!==n?n:0),Math.abs(null!==(o=e.shadowOffsetY)&&void 0!==o?o:0)):0};class or{constructor(t){this._graph=t}selectNodeById(t,e){const i=this._graph.getNodeById(t);return!!i&&(So(i,e),!0)}selectEdgeById(t,e){const i=this._graph.getEdgeById(t);return!!i&&(Eo(i,e),!0)}unselectNodeById(t,e){const i=this._graph.getNodeById(t);return!!i&&(To(i,e),!0)}unselectEdgeById(t,e){const i=this._graph.getEdgeById(t);return!!i&&(Po(i,e),!0)}unselectAll(){const{changedCount:t}=Mo(this._graph);return t}hoverNodeById(t){const e=this._graph.getNodeById(t);return!!e&&(Lo(e),!0)}hoverEdgeById(t){const e=this._graph.getEdgeById(t);return!!e&&((t=>{Do(t,r.HOVERED)})(e),!0)}unhoverAll(){const{changedCount:t}=No(this._graph);return t}}class sr{constructor(t,i){var n,s,r,a,h,l,u;this._simulatorUsesGPU=!1,this._simulationStartedAt=Date.now(),this._assignPositions=t=>{if(this._settings.getPosition)for(let e=0;e<t.length;e++){const i=this._settings.getPosition(t[e]);i&&t[e].setPosition(Object.assign({id:t[e].getId()},i),{isNotifySkipped:!0})}},this.dragSubject=t=>{var e;const i=this.getCanvasMousePosition(t.sourceEvent),n=null===(e=this._renderer)||void 0===e?void 0:e.getSimulationPosition(i);return this._graph.getNearestNode(n)},this.dragStarted=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);this._events.emit(e.NODE_DRAG_START,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i}),this._dragStartPosition=i},this.dragged=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);In(this._dragStartPosition,i)||(this._dragStartPosition=void 0),this._simulator.dragNode(t.subject.getId(),n),this._events.emit(e.NODE_DRAG,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i})},this.dragEnded=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);In(this._dragStartPosition,i)||this._simulator.endDragNode(t.subject.getId()),this._events.emit(e.NODE_DRAG_END,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i})},this.zoomed=t=>{this._settings.interaction.isZoomEnabled&&(this._renderer.transform=t.transform,setTimeout(()=>{this.render(),this._events.emit(e.TRANSFORM,{transform:t.transform})},1))},this.mouseMoved=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),o=this._strategy.onMouseMove(this._graph,n),s=o.changedSubject;s&&o.isStateChanged&&(E(s)&&this._events.emit(e.NODE_HOVER,{node:s,event:t,localPoint:n,globalPoint:i}),I(s)&&this._events.emit(e.EDGE_HOVER,{edge:s,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_MOVE,{subject:s,event:t,localPoint:n,globalPoint:i}),o.isStateChanged&&(this._invalidateStyles(),this.render())},this.mouseClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),o=this._strategy.onMouseClick(this._graph,n,{isAppend:t.shiftKey}),s=o.changedSubject;s&&(E(s)&&this._events.emit(e.NODE_CLICK,{node:s,event:t,localPoint:n,globalPoint:i}),I(s)&&this._events.emit(e.EDGE_CLICK,{edge:s,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_CLICK,{subject:s,event:t,localPoint:n,globalPoint:i}),(o.isStateChanged||o.changedSubject)&&(this._invalidateStyles(),this.render())},this.mouseRightClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),o=this._strategy.onMouseRightClick(this._graph,n),s=o.changedSubject;s&&(E(s)&&this._events.emit(e.NODE_RIGHT_CLICK,{node:s,event:t,localPoint:n,globalPoint:i}),I(s)&&this._events.emit(e.EDGE_RIGHT_CLICK,{edge:s,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_RIGHT_CLICK,{subject:s,event:t,localPoint:n,globalPoint:i}),(o.isStateChanged||o.changedSubject)&&(this._invalidateStyles(),this.render())},this.mouseDoubleClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),o=this._strategy.onMouseDoubleClick(this._graph,n),s=o.changedSubject;s&&(E(s)&&this._events.emit(e.NODE_DOUBLE_CLICK,{node:s,event:t,localPoint:n,globalPoint:i}),I(s)&&this._events.emit(e.EDGE_DOUBLE_CLICK,{edge:s,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_DOUBLE_CLICK,{subject:s,event:t,localPoint:n,globalPoint:i}),(o.isStateChanged||o.changedSubject)&&(this._invalidateStyles(),this.render())},this.zoomIn=t=>{de(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Te).call(this._d3Zoom.scaleBy,1.2).on("end",()=>this.render(t))},this.zoomOut=t=>{de(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Te).call(this._d3Zoom.scaleBy,.8).on("end",()=>this.render(t))},this._invalidateStyles=()=>{var t,e;null===(e=(t=this._renderer).invalidateStyles)||void 0===e||e.call(t)},this._update=t=>{t&&"x"in t&&"y"in t&&"id"in t&&this._simulator.patchData({nodes:[{x:t.x,y:t.y,sx:t.x,sy:t.y,fx:t.x,fy:t.y,id:t.id}],edges:[]}),this._invalidateStyles(),this.render()},this._initializeSimulationEvents=()=>{this._simulator.on(Dn.SIMULATION_START,()=>{this._simulationStartedAt=Date.now(),this._events.emit(e.SIMULATION_START,void 0)});const t=()=>{var t,e;return null===(e=(t=this._renderer).invalidateBuffers)||void 0===e?void 0:e.call(t)};this._simulator.on(Dn.SIMULATION_PROGRESS,i=>{this._graph.setNodePositions(i.nodes),t(),this._events.emit(e.SIMULATION_STEP,{progress:i.progress}),this.render()}),this._simulator.on(Dn.SIMULATION_END,i=>{this._graph.setNodePositions(i.nodes),t(),this.render(),this._events.emit(e.SIMULATION_END,{durationMs:Date.now()-this._simulationStartedAt})}),this._simulator.on(Dn.SIMULATION_STEP,e=>{this._graph.setNodePositions(e.nodes),t(),this.render()}),this._simulator.on(Dn.NODE_DRAG,e=>{this._graph.setNodePositions(e.nodes),t(),this.render()}),this._simulator.on(Dn.SETTINGS_UPDATE,t=>{var e;this._settings.layout.options=null===(e=t.settings)||void 0===e?void 0:e.options})},this._container=t,this._settings=Object.assign(Object.assign({getPosition:null==i?void 0:i.getPosition,zoomFitTransitionMs:200,isOutOfBoundsDragEnabled:!1,areCoordinatesRounded:!0},i),{layout:Object.assign({type:"force"},null!==(n=null==i?void 0:i.layout)&&void 0!==n?n:to),render:Object.assign({},null==i?void 0:i.render),strategy:Object.assign({isDefaultHoverEnabled:!0,isDefaultSelectEnabled:!0,isDefaultMultiSelectEnabled:!1,isDefaultSelectCascadeEnabled:!0},null==i?void 0:i.strategy),interaction:Object.assign({isDragEnabled:!0,isZoomEnabled:!0},null==i?void 0:i.interaction)}),this._graph=new wo(void 0,{onLoadedImages:()=>{this._renderer.isInitiallyRendered&&this.render()},listeners:[this._update]}),this._graph.setDefaultStyle(H()),this._events=new o,this._interaction=new or(this._graph),this._strategy=new Ro({isDefaultSelectEnabled:null!==(s=this._settings.strategy.isDefaultSelectEnabled)&&void 0!==s&&s,isDefaultHoverEnabled:null!==(r=this._settings.strategy.isDefaultHoverEnabled)&&void 0!==r&&r,isDefaultMultiSelectEnabled:null===(a=this._settings.strategy.isDefaultMultiSelectEnabled)||void 0===a||a,isDefaultSelectCascadeEnabled:null===(h=this._settings.strategy.isDefaultSelectCascadeEnabled)||void 0===h||h}),this._rendererType=null!==(u=null===(l=null==i?void 0:i.render)||void 0===l?void 0:l.type)&&void 0!==u?u:zo.CANVAS,this._initRenderer(this._rendererType),this._simulator=vo.getSimulator(this._settings.layout),this._simulatorUsesGPU=sr._needsGPU(this._settings.layout),this._initializeSimulationEvents(),this._graph.setSettings({onSetupData:()=>{this._assignPositions(this._graph.getNodes());const t=this._graph.getNodePositions(),e=this._graph.getEdgePositions();this._simulator.setupData({nodes:t,edges:e})},onMergeData:t=>{var e,i;const n=new Set(null===(e=t.nodes)||void 0===e?void 0:e.map(t=>t.id)),o=t=>n.has(t.getId()),s=new Set(null===(i=t.edges)||void 0===i?void 0:i.map(t=>t.id));this._assignPositions(this._graph.getNodes(o));const r=this._graph.getNodePositions(o),a=this._graph.getEdgePositions(t=>s.has(t.getId()));this._simulator.mergeData({nodes:r,edges:a})},onRemoveData:t=>{this._simulator.deleteData(t)}})}_initRenderer(t){try{this._renderer=Ps.getRenderer(this._container,t,this._settings.render)}catch(t){throw this._container.textContent=t.message,t}this._renderer.on(Bo.RENDER_START,()=>{this._events.emit(e.RENDER_START,void 0)}),this._renderer.on(Bo.RENDER_END,t=>{this._events.emit(e.RENDER_END,t)}),this._renderer.on(Bo.RESIZE,()=>{this._renderer.isInitiallyRendered&&this._renderer.render(this._graph)}),this._renderer.translateOriginToCenter(),this._settings.render=this._renderer.getSettings(),this._d3Zoom=function(){var t,e,i,n=Pn,o=Cn,s=Nn,r=Mn,a=Ln,h=[0,1/0],l=[[-1/0,-1/0],[1/0,1/0]],u=250,d=Ce,c=Q("start","zoom","end"),_=0,f=10;function g(t){t.property("__zoom",An).on("wheel.zoom",w,{passive:!1}).on("mousedown.zoom",S).on("dblclick.zoom",E).filter(a).on("touchstart.zoom",T).on("touchmove.zoom",P).on("touchend.zoom touchcancel.zoom",C).style("-webkit-tap-highlight-color","rgba(0,0,0,0)")}function p(t,e){return(e=Math.max(h[0],Math.min(h[1],e)))===t.k?t:new wn(e,t.x,t.y)}function m(t,e,i){var n=e[0]-i[0]*t.k,o=e[1]-i[1]*t.k;return n===t.x&&o===t.y?t:new wn(t.k,n,o)}function v(t){return[(+t[0][0]+ +t[1][0])/2,(+t[0][1]+ +t[1][1])/2]}function y(t,e,i,n){t.on("start.zoom",function(){x(this,arguments).event(n).start()}).on("interrupt.zoom end.zoom",function(){x(this,arguments).event(n).end()}).tween("zoom",function(){var t=this,s=arguments,r=x(t,s).event(n),a=o.apply(t,s),h=null==i?v(a):"function"==typeof i?i.apply(t,s):i,l=Math.max(a[1][0]-a[0][0],a[1][1]-a[0][1]),u=t.__zoom,c="function"==typeof e?e.apply(t,s):e,_=d(u.invert(h).concat(l/u.k),c.invert(h).concat(l/c.k));return function(t){if(1===t)t=c;else{var e=_(t),i=l/e[2];t=new wn(i,h[0]-e[0]*i,h[1]-e[1]*i)}r.zoom(null,t)}})}function x(t,e,i){return!i&&t.__zooming||new b(t,e)}function b(t,e){this.that=t,this.args=e,this.active=0,this.sourceEvent=null,this.extent=o.apply(t,e),this.taps=0}function w(t,...e){if(n.apply(this,arguments)){var i=x(this,e).event(t),o=this.__zoom,a=Math.max(h[0],Math.min(h[1],o.k*Math.pow(2,r.apply(this,arguments)))),u=ce(t);if(i.wheel)i.mouse[0][0]===u[0]&&i.mouse[0][1]===u[1]||(i.mouse[1]=o.invert(i.mouse[0]=u)),clearTimeout(i.wheel);else{if(o.k===a)return;i.mouse=[u,o.invert(u)],Qe(this),i.start()}Tn(t),i.wheel=setTimeout(function(){i.wheel=null,i.end()},150),i.zoom("mouse",s(m(p(o,a),i.mouse[0],i.mouse[1]),i.extent,l))}}function S(t,...e){if(!i&&n.apply(this,arguments)){var o=t.currentTarget,r=x(this,e,!0).event(t),a=de(t.view).on("mousemove.zoom",function(t){if(Tn(t),!r.moved){var e=t.clientX-u,i=t.clientY-d;r.moved=e*e+i*i>_}r.event(t).zoom("mouse",s(m(r.that.__zoom,r.mouse[0]=ce(t,o),r.mouse[1]),r.extent,l))},!0).on("mouseup.zoom",function(t){a.on("mousemove.zoom mouseup.zoom",null),ve(t.view,r.moved),Tn(t),r.event(t).end()},!0),h=ce(t,o),u=t.clientX,d=t.clientY;me(t.view),En(t),r.mouse=[h,this.__zoom.invert(h)],Qe(this),r.start()}}function E(t,...e){if(n.apply(this,arguments)){var i=this.__zoom,r=ce(t.changedTouches?t.changedTouches[0]:t,this),a=i.invert(r),h=i.k*(t.shiftKey?.5:2),d=s(m(p(i,h),r,a),o.apply(this,e),l);Tn(t),u>0?de(this).transition().duration(u).call(y,d,r,t):de(this).call(g.transform,d,r,t)}}function T(i,...o){if(n.apply(this,arguments)){var s,r,a,h,l=i.touches,u=l.length,d=x(this,o,i.changedTouches.length===u).event(i);for(En(i),r=0;r<u;++r)h=[h=ce(a=l[r],this),this.__zoom.invert(h),a.identifier],d.touch0?d.touch1||d.touch0[2]===h[2]||(d.touch1=h,d.taps=0):(d.touch0=h,s=!0,d.taps=1+!!t);t&&(t=clearTimeout(t)),s&&(d.taps<2&&(e=h[0],t=setTimeout(function(){t=null},500)),Qe(this),d.start())}}function P(t,...e){if(this.__zooming){var i,n,o,r,a=x(this,e).event(t),h=t.changedTouches,u=h.length;for(Tn(t),i=0;i<u;++i)o=ce(n=h[i],this),a.touch0&&a.touch0[2]===n.identifier?a.touch0[0]=o:a.touch1&&a.touch1[2]===n.identifier&&(a.touch1[0]=o);if(n=a.that.__zoom,a.touch1){var d=a.touch0[0],c=a.touch0[1],_=a.touch1[0],f=a.touch1[1],g=(g=_[0]-d[0])*g+(g=_[1]-d[1])*g,v=(v=f[0]-c[0])*v+(v=f[1]-c[1])*v;n=p(n,Math.sqrt(g/v)),o=[(d[0]+_[0])/2,(d[1]+_[1])/2],r=[(c[0]+f[0])/2,(c[1]+f[1])/2]}else{if(!a.touch0)return;o=a.touch0[0],r=a.touch0[1]}a.zoom("touch",s(m(n,o,r),a.extent,l))}}function C(t,...n){if(this.__zooming){var o,s,r=x(this,n).event(t),a=t.changedTouches,h=a.length;for(En(t),i&&clearTimeout(i),i=setTimeout(function(){i=null},500),o=0;o<h;++o)s=a[o],r.touch0&&r.touch0[2]===s.identifier?delete r.touch0:r.touch1&&r.touch1[2]===s.identifier&&delete r.touch1;if(r.touch1&&!r.touch0&&(r.touch0=r.touch1,delete r.touch1),r.touch0)r.touch0[1]=this.__zoom.invert(r.touch0[0]);else if(r.end(),2===r.taps&&(s=ce(s,this),Math.hypot(e[0]-s[0],e[1]-s[1])<f)){var l=de(this).on("dblclick.zoom");l&&l.apply(this,arguments)}}}return g.transform=function(t,e,i,n){var o=t.selection?t.selection():t;o.property("__zoom",An),t!==o?y(t,e,i,n):o.interrupt().each(function(){x(this,arguments).event(n).start().zoom(null,"function"==typeof e?e.apply(this,arguments):e).end()})},g.scaleBy=function(t,e,i,n){g.scaleTo(t,function(){return this.__zoom.k*("function"==typeof e?e.apply(this,arguments):e)},i,n)},g.scaleTo=function(t,e,i,n){g.transform(t,function(){var t=o.apply(this,arguments),n=this.__zoom,r=null==i?v(t):"function"==typeof i?i.apply(this,arguments):i,a=n.invert(r),h="function"==typeof e?e.apply(this,arguments):e;return s(m(p(n,h),r,a),t,l)},i,n)},g.translateBy=function(t,e,i,n){g.transform(t,function(){return s(this.__zoom.translate("function"==typeof e?e.apply(this,arguments):e,"function"==typeof i?i.apply(this,arguments):i),o.apply(this,arguments),l)},null,n)},g.translateTo=function(t,e,i,n,r){g.transform(t,function(){var t=o.apply(this,arguments),r=this.__zoom,a=null==n?v(t):"function"==typeof n?n.apply(this,arguments):n;return s(Sn.translate(a[0],a[1]).scale(r.k).translate("function"==typeof e?-e.apply(this,arguments):-e,"function"==typeof i?-i.apply(this,arguments):-i),t,l)},n,r)},b.prototype={event:function(t){return t&&(this.sourceEvent=t),this},start:function(){return 1===++this.active&&(this.that.__zooming=this,this.emit("start")),this},zoom:function(t,e){return this.mouse&&"mouse"!==t&&(this.mouse[1]=e.invert(this.mouse[0])),this.touch0&&"touch"!==t&&(this.touch0[1]=e.invert(this.touch0[0])),this.touch1&&"touch"!==t&&(this.touch1[1]=e.invert(this.touch1[0])),this.that.__zoom=e,this.emit("zoom"),this},end:function(){return 0===--this.active&&(delete this.that.__zooming,this.emit("end")),this},emit:function(t){var e=de(this.that).datum();c.call(t,this.that,new bn(t,{sourceEvent:this.sourceEvent,target:g,type:t,transform:this.that.__zoom,dispatch:c}),e)}},g.wheelDelta=function(t){return arguments.length?(r="function"==typeof t?t:xn(+t),g):r},g.filter=function(t){return arguments.length?(n="function"==typeof t?t:xn(!!t),g):n},g.touchable=function(t){return arguments.length?(a="function"==typeof t?t:xn(!!t),g):a},g.extent=function(t){return arguments.length?(o="function"==typeof t?t:xn([[+t[0][0],+t[0][1]],[+t[1][0],+t[1][1]]]),g):o},g.scaleExtent=function(t){return arguments.length?(h[0]=+t[0],h[1]=+t[1],g):[h[0],h[1]]},g.translateExtent=function(t){return arguments.length?(l[0][0]=+t[0][0],l[1][0]=+t[1][0],l[0][1]=+t[0][1],l[1][1]=+t[1][1],g):[[l[0][0],l[0][1]],[l[1][0],l[1][1]]]},g.constrain=function(t){return arguments.length?(s=t,g):s},g.duration=function(t){return arguments.length?(u=+t,g):u},g.interpolate=function(t){return arguments.length?(d=t,g):d},g.on=function(){var t=c.on.apply(c,arguments);return t===c?g:t},g.clickDistance=function(t){return arguments.length?(_=(t=+t)*t,g):Math.sqrt(_)},g.tapDistance=function(t){return arguments.length?(f=+t,g):f},g}().scaleExtent([this._renderer.getSettings().minZoom,this._renderer.getSettings().maxZoom]).on("zoom",this.zoomed),de(this._renderer.canvas).call(function(){var t,e,i,n,o=be,s=we,r=Se,a=Ee,h={},l=Q("start","drag","end"),u=0,d=0;function c(t){t.on("mousedown.drag",_).filter(a).on("touchstart.drag",p).on("touchmove.drag",m,_e).on("touchend.drag touchcancel.drag",v).style("touch-action","none").style("-webkit-tap-highlight-color","rgba(0,0,0,0)")}function _(r,a){if(!n&&o.call(this,r,a)){var h=y(this,s.call(this,r,a),r,a,"mouse");h&&(de(r.view).on("mousemove.drag",f,fe).on("mouseup.drag",g,fe),me(r.view),ge(r),i=!1,t=r.clientX,e=r.clientY,h("start",r))}}function f(n){if(pe(n),!i){var o=n.clientX-t,s=n.clientY-e;i=o*o+s*s>d}h.mouse("drag",n)}function g(t){de(t.view).on("mousemove.drag mouseup.drag",null),ve(t.view,i),pe(t),h.mouse("end",t)}function p(t,e){if(o.call(this,t,e)){var i,n,r=t.changedTouches,a=s.call(this,t,e),h=r.length;for(i=0;i<h;++i)(n=y(this,a,t,e,r[i].identifier,r[i]))&&(ge(t),n("start",t,r[i]))}}function m(t){var e,i,n=t.changedTouches,o=n.length;for(e=0;e<o;++e)(i=h[n[e].identifier])&&(pe(t),i("drag",t,n[e]))}function v(t){var e,i,o=t.changedTouches,s=o.length;for(n&&clearTimeout(n),n=setTimeout(function(){n=null},500),e=0;e<s;++e)(i=h[o[e].identifier])&&(ge(t),i("end",t,o[e]))}function y(t,e,i,n,o,s){var a,d,_,f=l.copy(),g=ce(s||i,e);if(null!=(_=r.call(t,new xe("beforestart",{sourceEvent:i,target:c,identifier:o,active:u,x:g[0],y:g[1],dx:0,dy:0,dispatch:f}),n)))return a=_.x-g[0]||0,d=_.y-g[1]||0,function i(s,r,l){var p,m=g;switch(s){case"start":h[o]=i,p=u++;break;case"end":delete h[o],--u;case"drag":g=ce(l||r,e),p=u}f.call(s,t,new xe(s,{sourceEvent:r,subject:_,target:c,identifier:o,active:p,x:g[0]+a,y:g[1]+d,dx:g[0]-m[0],dy:g[1]-m[1],dispatch:f}),n)}}return c.filter=function(t){return arguments.length?(o="function"==typeof t?t:ye(!!t),c):o},c.container=function(t){return arguments.length?(s="function"==typeof t?t:ye(t),c):s},c.subject=function(t){return arguments.length?(r="function"==typeof t?t:ye(t),c):r},c.touchable=function(t){return arguments.length?(a="function"==typeof t?t:ye(!!t),c):a},c.on=function(){var t=l.on.apply(l,arguments);return t===l?c:t},c.clickDistance=function(t){return arguments.length?(d=(t=+t)*t,c):Math.sqrt(d)},c}().container(this._renderer.canvas).subject(this.dragSubject).on("start",this.dragStarted).on("drag",this.dragged).on("end",this.dragEnded)).call(this._d3Zoom).on("click",this.mouseClicked).on("mousemove",this.mouseMoved).on("contextmenu",this.mouseRightClicked).on("dblclick.zoom",this.mouseDoubleClicked)}setRenderer(t){if(t===this._rendererType)return;const e=this._renderer.transform;this._renderer.destroy(),this._initRenderer(t),this._rendererType=t,this._renderer.transform=e,de(this._renderer.canvas).property("__zoom",e),this.render()}get data(){return this._graph}get events(){return this._events}get interaction(){return this._interaction}getSettings(){return p(this._settings)}setSettings(t){if(t.getPosition&&(this._settings.getPosition=t.getPosition),t.render&&(t.render.type&&t.render.type!==this._rendererType&&this.setRenderer(t.render.type),this._renderer.setSettings(t.render),this._settings.render=this._renderer.getSettings()),t.layout){const e=this._settings.layout.type!==t.layout.type;this._settings.layout=Object.assign(Object.assign({},this._settings.layout),t.layout);const i=sr._needsGPU(this._settings.layout);i!==this._simulatorUsesGPU?(this._simulator.terminate(),this._simulator=vo.getSimulator(this._settings.layout),this._simulatorUsesGPU=i,this._initializeSimulationEvents()):this._simulator.setSettings(this._settings.layout);const n=this._graph.getNodePositions(),o=this._graph.getEdgePositions();if(e)for(let t=0;t<n.length;t++)delete n[t].x,delete n[t].y;this._simulator.releaseNodes(),e&&this._simulator.once(Dn.SIMULATION_END,()=>{this.recenter()}),this._simulator.setupData({nodes:n,edges:o})}t.strategy&&(d(t.strategy.isDefaultHoverEnabled)&&(this._settings.strategy.isDefaultHoverEnabled=t.strategy.isDefaultHoverEnabled,this._strategy.isHoverEnabled=this._settings.strategy.isDefaultHoverEnabled),d(t.strategy.isDefaultSelectEnabled)&&(this._settings.strategy.isDefaultSelectEnabled=t.strategy.isDefaultSelectEnabled,this._strategy.isSelectEnabled=this._settings.strategy.isDefaultSelectEnabled),d(t.strategy.isDefaultMultiSelectEnabled)&&(this._settings.strategy.isDefaultMultiSelectEnabled=t.strategy.isDefaultMultiSelectEnabled,this._strategy.isMultiSelectEnabled=this._settings.strategy.isDefaultMultiSelectEnabled),d(t.strategy.isDefaultSelectCascadeEnabled)&&(this._settings.strategy.isDefaultSelectCascadeEnabled=t.strategy.isDefaultSelectCascadeEnabled,this._strategy.isSelectCascadeEnabled=this._settings.strategy.isDefaultSelectCascadeEnabled)),t.interaction&&(d(t.interaction.isDragEnabled)&&(this._settings.interaction.isDragEnabled=t.interaction.isDragEnabled),d(t.interaction.isZoomEnabled)&&(this._settings.interaction.isZoomEnabled=t.interaction.isZoomEnabled))}static _needsGPU(t){var e;return"force"===t.type&&!!(null===(e=t.options)||void 0===e?void 0:e.useGPU)}render(t){t&&(this._simulator.isSimulationRunning()?this._simulator.once(Dn.SIMULATION_END,()=>{this._renderer.once(Bo.RENDER_END,()=>t())}):this._renderer.once(Bo.RENDER_END,()=>t())),this._renderer.render(this._graph)}recenter(t,e){"function"==typeof t&&(e=t,t=void 0);const i=(t=>{var e,i,n,o,s,r;if("hierarchical"===t.type){const n=t.options;return{anchorX:null!==(e=n.anchorX)&&void 0!==e?e:"horizontal"===n.orientation?n.reversed?"end":"start":"center",anchorY:null!==(i=n.anchorY)&&void 0!==i?i:"vertical"===n.orientation?n.reversed?"end":"start":"center"}}return{anchorX:null!==(o=null===(n=t.options)||void 0===n?void 0:n.anchorX)&&void 0!==o?o:"center",anchorY:null!==(r=null===(s=t.options)||void 0===s?void 0:s.anchorY)&&void 0!==r?r:"center"}})(this._settings.layout),n=Object.assign(Object.assign({},i),t),o=this._renderer.getFitZoomTransform(this._graph,n);de(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Te).call(this._d3Zoom.transform,o).on("end",()=>this.render(e))}getSVG(t){return Ys(this._graph,Object.assign({backgroundColor:this._settings.render.backgroundColor},t))}destroy(){this._renderer.destroy(),this._simulator.terminate()}getCanvasMousePosition(t){var e,i,n,o;const s=this._renderer.canvas.getBoundingClientRect();let r=null!==(i=null!==(e=t.clientX)&&void 0!==e?e:t.pageX)&&void 0!==i?i:t.x,a=null!==(o=null!==(n=t.clientY)&&void 0!==n?n:t.pageY)&&void 0!==o?o:t.y;return r-=s.left,a-=s.top,this._settings.areCoordinatesRounded&&(r=Math.floor(r),a=Math.floor(a)),this._settings.isOutOfBoundsDragEnabled||(r=Math.max(0,Math.min(this._renderer.width,r)),a=Math.max(0,Math.min(this._renderer.height,a))),{x:r,y:a}}fixNodes(){this._simulator.fixNodes()}releaseNodes(){this._simulator.releaseNodes()}}var rr=i(481);class ar{constructor(t,e){var i,n,s,r,a,h,l,u,d,c,_,f;this._invalidateStyles=()=>{var t,e;null===(e=(t=this._renderer).invalidateStyles)||void 0===e||e.call(t)},this._update=()=>{this._invalidateStyles(),this.render()},this._container=t,this._graph=new wo(void 0,{onLoadedImages:()=>{this._renderer.isInitiallyRendered&&this.render()},listeners:[this._update]}),this._graph.setDefaultStyle(H()),this._events=new o,this._interaction=new or(this._graph),this._settings=Object.assign(Object.assign({areCollapsedContainerDimensionsAllowed:!1},e),{map:{zoomLevel:null!==(n=null===(i=e.map)||void 0===i?void 0:i.zoomLevel)&&void 0!==n?n:2,tile:null!==(r=null===(s=e.map)||void 0===s?void 0:s.tile)&&void 0!==r?r:{instance:new rr.TileLayer("https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png"),attribution:'<a href="https://leafletjs.com/" target="_blank" >Leaflet</a> | Map data &copy; <a href="https://www.openstreetmap.org/">OpenStreetMap</a> contributors'},nodeSizeMode:null!==(h=null===(a=e.map)||void 0===a?void 0:a.nodeSizeMode)&&void 0!==h?h:"geographic"},render:Object.assign({type:zo.CANVAS},e.render),strategy:Object.assign({isDefaultHoverEnabled:!0,isDefaultSelectEnabled:!0,isDefaultMultiSelectEnabled:!1,isDefaultSelectCascadeEnabled:!0},null==e?void 0:e.strategy)}),this._strategy=new Ro({isDefaultSelectEnabled:null!==(l=this._settings.strategy.isDefaultSelectEnabled)&&void 0!==l&&l,isDefaultHoverEnabled:null!==(u=this._settings.strategy.isDefaultHoverEnabled)&&void 0!==u&&u,isDefaultMultiSelectEnabled:null===(d=this._settings.strategy.isDefaultMultiSelectEnabled)||void 0===d||d,isDefaultSelectCascadeEnabled:null===(c=this._settings.strategy.isDefaultSelectCascadeEnabled)||void 0===c||c}),this._rendererType=null!==(f=null===(_=null==e?void 0:e.render)||void 0===_?void 0:_.type)&&void 0!==f?f:zo.CANVAS,this._initRenderer(this._rendererType),this._map=this._initMap(),this._leaflet=this._initLeaflet(),this._handleTileChange()}_initRenderer(t){try{this._renderer=Ps.getRenderer(this._container,t,this._settings.render)}catch(t){throw this._container.textContent=t.message,t}this._renderer.on(Bo.RENDER_END,t=>{this._events.emit(e.RENDER_END,t)}),this._renderer.on(Bo.RESIZE,()=>{this._renderer.isInitiallyRendered&&(this._leaflet.invalidateSize(!1),this._renderer.render(this._graph))}),this._settings.render=this._renderer.getSettings(),this._renderer.canvas.style.zIndex="2",this._renderer.canvas.style.pointerEvents="none"}setRenderer(t){if(t===this._rendererType)return;this._renderer.destroy(),this._initRenderer(t),this._rendererType=t;const e=this._leaflet._mapPane._leaflet_pos,i=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},e),{k:i}),this.render()}get data(){return this._graph}get events(){return this._events}get interaction(){return this._interaction}get leaflet(){return this._leaflet}getSettings(){return p(this._settings)}setSettings(t){if(t.getGeoPosition&&(this._settings.getGeoPosition=t.getGeoPosition,this._updateGraphPositions()),t.map&&("number"==typeof t.map.zoomLevel&&(this._settings.map.zoomLevel=t.map.zoomLevel,this._leaflet.setZoom(t.map.zoomLevel)),t.map.tile&&(this._settings.map.tile=t.map.tile,this._handleTileChange()),t.map.nodeSizeMode&&t.map.nodeSizeMode!==this._settings.map.nodeSizeMode)){this._settings.map.nodeSizeMode=t.map.nodeSizeMode,this._updateGraphPositions();const e=this._leaflet._mapPane._leaflet_pos,i=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},e),{k:i}),this._renderer.render(this._graph)}t.render&&(t.render.type&&t.render.type!==this._rendererType&&this.setRenderer(t.render.type),this._renderer.setSettings(t.render),this._settings.render=this._renderer.getSettings()),t.strategy&&(d(t.strategy.isDefaultHoverEnabled)&&(this._settings.strategy.isDefaultHoverEnabled=t.strategy.isDefaultHoverEnabled,this._strategy.isHoverEnabled=this._settings.strategy.isDefaultHoverEnabled),d(t.strategy.isDefaultSelectEnabled)&&(this._settings.strategy.isDefaultSelectEnabled=t.strategy.isDefaultSelectEnabled,this._strategy.isSelectEnabled=this._settings.strategy.isDefaultSelectEnabled),d(t.strategy.isDefaultMultiSelectEnabled)&&(this._settings.strategy.isDefaultMultiSelectEnabled=t.strategy.isDefaultMultiSelectEnabled,this._strategy.isMultiSelectEnabled=this._settings.strategy.isDefaultMultiSelectEnabled),d(t.strategy.isDefaultSelectCascadeEnabled)&&(this._settings.strategy.isDefaultSelectCascadeEnabled=t.strategy.isDefaultSelectCascadeEnabled,this._strategy.isSelectCascadeEnabled=this._settings.strategy.isDefaultSelectCascadeEnabled))}render(t){t&&this._renderer.once(Bo.RENDER_END,()=>t()),this._updateGraphPositions(),this._renderer.render(this._graph)}zoomIn(t){this._leaflet.zoomIn(),null==t||t()}recenter(t){const e=this._graph.getBoundingBox(),i=this._getStyleScale(),n=this._leaflet.layerPointToLatLng([e.x*i,e.y*i]),o=this._leaflet.layerPointToLatLng([(e.x+e.width)*i,(e.y+e.height)*i]);this._leaflet.fitBounds(rr.latLngBounds(n,o)),null==t||t()}zoomOut(t){this._leaflet.zoomOut(),null==t||t()}getSVG(){throw new Error("SVG export is not supported on OrbMapView.")}destroy(){this._renderer.destroy(),this._leaflet.off(),this._leaflet.remove(),this._leaflet.getContainer().outerHTML=""}_initMap(){const t=document.createElement("div");return t.style.position="absolute",t.style.width="100%",t.style.height="100%",t.style.zIndex="1",t.style.cursor="default",this._container.appendChild(t),t}_initLeaflet(){const t=rr.map(this._map,{doubleClickZoom:!1,zoomControl:!1}).setView([0,0],this._settings.map.zoomLevel);return t.on("zoomstart",()=>{this._renderer.reset()}),t.on("zoom",t=>{var i,n;this._updateGraphPositions(),null===(n=(i=this._renderer).invalidateBuffers)||void 0===n||n.call(i);const o=t.target._mapPane._leaflet_pos,s=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},o),{k:s}),this._renderer.render(this._graph),this._events.emit(e.TRANSFORM,{transform:Object.assign(Object.assign({},o),{k:s})})}),t.on("mousemove",t=>{const i=this._toSimulationPoint(t.layerPoint),n={x:t.containerPoint.x,y:t.containerPoint.y},o=this._strategy.onMouseMove(this._graph,i),s=o.changedSubject;s&&o.isStateChanged&&(E(s)&&this._events.emit(e.NODE_HOVER,{node:s,event:t.originalEvent,localPoint:i,globalPoint:n}),I(s)&&this._events.emit(e.EDGE_HOVER,{edge:s,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_MOVE,{subject:s,event:t.originalEvent,localPoint:i,globalPoint:n}),o.isStateChanged&&(this._invalidateStyles(),this._renderer.render(this._graph))}),t.on("click contextmenu dblclick",t=>{const i=this._toSimulationPoint(t.layerPoint),n={x:t.containerPoint.x,y:t.containerPoint.y};if("contextmenu"===t.type){const o=this._strategy.onMouseRightClick(this._graph,i),s=o.changedSubject;s&&(E(s)&&this._events.emit(e.NODE_RIGHT_CLICK,{node:s,event:t.originalEvent,localPoint:i,globalPoint:n}),I(s)&&this._events.emit(e.EDGE_RIGHT_CLICK,{edge:s,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_RIGHT_CLICK,{subject:s,event:t.originalEvent,localPoint:i,globalPoint:n}),o.isStateChanged&&(this._invalidateStyles(),this._renderer.render(this._graph))}else if("click"===t.type){const o=this._strategy.onMouseClick(this._graph,i,{isAppend:t.originalEvent.shiftKey}),s=o.changedSubject;s&&(E(s)&&this._events.emit(e.NODE_CLICK,{node:s,event:t.originalEvent,localPoint:i,globalPoint:n}),I(s)&&this._events.emit(e.EDGE_CLICK,{edge:s,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_CLICK,{subject:s,event:t.originalEvent,localPoint:i,globalPoint:n}),(o.isStateChanged||o.changedSubject)&&(this._invalidateStyles(),this._renderer.render(this._graph))}else 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n=this.project(this.getCenter()),s=this.project(t),o=this.getSize(),r=this._zoom;t=U(t),e=void 0===e?r:e;var a=Math.max(o.x,o.y),h=a*this.getZoomScale(r,e),l=s.distanceTo(n)||1,d=1.42,u=2.0164;function c(t){var e=(h*h-a*a+(t?-1:1)*u*u*l*l)/(2*(t?h:a)*u*l),i=Math.sqrt(e*e+1)-e;return i<1e-9?-18:Math.log(i)}function _(t){return(Math.exp(t)-Math.exp(-t))/2}function f(t){return(Math.exp(t)+Math.exp(-t))/2}var g=c(0);function p(t){return a*(f(g)*(_(e=g+d*t)/f(e))-_(g))/u;var e}var m=Date.now(),v=(c(1)-g)/d,y=i.duration?1e3*i.duration:1e3*v*.8;return this._moveStart(!0,i.noMoveStart),function i(){var o=(Date.now()-m)/y,h=function(t){return 1-Math.pow(1-t,1.5)}(o)*v;o<=1?(this._flyToFrame=T(i,this),this._move(this.unproject(n.add(s.subtract(n).multiplyBy(p(h)/l)),r),this.getScaleZoom(a/function(t){return a*(f(g)/f(g+d*t))}(h),r),{flyTo:!0})):this._move(t,e)._moveEnd(!0)}.call(this),this},flyToBounds:function(t,e){var i=this._getBoundsCenterZoom(t,e);return this.flyTo(i.center,i.zoom,e)},setMaxBounds:function(t){return t=B(t),this.listens("moveend",this._panInsideMaxBounds)&&this.off("moveend",this._panInsideMaxBounds),t.isValid()?(this.options.maxBounds=t,this._loaded&&this._panInsideMaxBounds(),this.on("moveend",this._panInsideMaxBounds)):(this.options.maxBounds=null,this)},setMinZoom:function(t){var e=this.options.minZoom;return this.options.minZoom=t,this._loaded&&e!==t&&(this.fire("zoomlevelschange"),this.getZoom()<this.options.minZoom)?this.setZoom(t):this},setMaxZoom:function(t){var e=this.options.maxZoom;return this.options.maxZoom=t,this._loaded&&e!==t&&(this.fire("zoomlevelschange"),this.getZoom()>this.options.maxZoom)?this.setZoom(t):this},panInsideBounds:function(t,e){this._enforcingBounds=!0;var i=this.getCenter(),n=this._limitCenter(i,this._zoom,B(t));return i.equals(n)||this.panTo(n,e),this._enforcingBounds=!1,this},panInside:function(t,e){var i=I((e=e||{}).paddingTopLeft||e.padding||[0,0]),n=I(e.paddingBottomRight||e.padding||[0,0]),s=this.project(this.getCenter()),o=this.project(t),r=this.getPixelBounds(),a=O([r.min.add(i),r.max.subtract(n)]),h=a.getSize();if(!a.contains(o)){this._enforcingBounds=!0;var l=o.subtract(a.getCenter()),d=a.extend(o).getSize().subtract(h);s.x+=l.x<0?-d.x:d.x,s.y+=l.y<0?-d.y:d.y,this.panTo(this.unproject(s),e),this._enforcingBounds=!1}return this},invalidateSize:function(t){if(!this._loaded)return this;t=e({animate:!1,pan:!0},!0===t?{animate:!0}:t);var i=this.getSize();this._sizeChanged=!0,this._lastCenter=null;var s=this.getSize(),o=i.divideBy(2).round(),r=s.divideBy(2).round(),a=o.subtract(r);return a.x||a.y?(t.animate&&t.pan?this.panBy(a):(t.pan&&this._rawPanBy(a),this.fire("move"),t.debounceMoveend?(clearTimeout(this._sizeTimer),this._sizeTimer=setTimeout(n(this.fire,this,"moveend"),200)):this.fire("moveend")),this.fire("resize",{oldSize:i,newSize:s})):this},stop:function(){return this.setZoom(this._limitZoom(this._zoom)),this.options.zoomSnap||this.fire("viewreset"),this._stop()},locate:function(t){if(t=this._locateOptions=e({timeout:1e4,watch:!1},t),!("geolocation"in navigator))return this._handleGeolocationError({code:0,message:"Geolocation not supported."}),this;var i=n(this._handleGeolocationResponse,this),s=n(this._handleGeolocationError,this);return t.watch?this._locationWatchId=navigator.geolocation.watchPosition(i,s,t):navigator.geolocation.getCurrentPosition(i,s,t),this},stopLocate:function(){return navigator.geolocation&&navigator.geolocation.clearWatch&&navigator.geolocation.clearWatch(this._locationWatchId),this._locateOptions&&(this._locateOptions.setView=!1),this},_handleGeolocationError:function(t){if(this._container._leaflet_id){var e=t.code,i=t.message||(1===e?"permission denied":2===e?"position unavailable":"timeout");this._locateOptions.setView&&!this._loaded&&this.fitWorld(),this.fire("locationerror",{code:e,message:"Geolocation error: "+i+"."})}},_handleGeolocationResponse:function(t){if(this._container._leaflet_id){var e=new z(t.coords.latitude,t.coords.longitude),i=e.toBounds(2*t.coords.accuracy),n=this._locateOptions;if(n.setView){var s=this.getBoundsZoom(i);this.setView(e,n.maxZoom?Math.min(s,n.maxZoom):s)}var o={latlng:e,bounds:i,timestamp:t.timestamp};for(var r in t.coords)"number"==typeof t.coords[r]&&(o[r]=t.coords[r]);this.fire("locationfound",o)}},addHandler:function(t,e){if(!e)return this;var i=this[t]=new e(this);return this._handlers.push(i),this.options[t]&&i.enable(),this},remove:function(){if(this._initEvents(!0),this.options.maxBounds&&this.off("moveend",this._panInsideMaxBounds),this._containerId!==this._container._leaflet_id)throw new Error("Map container is being reused by another instance");try{delete this._container._leaflet_id,delete this._containerId}catch(t){this._container._leaflet_id=void 0,this._containerId=void 0}var t;for(t in void 0!==this._locationWatchId&&this.stopLocate(),this._stop(),oe(this._mapPane),this._clearControlPos&&this._clearControlPos(),this._resizeRequest&&(E(this._resizeRequest),this._resizeRequest=null),this._clearHandlers(),this._loaded&&this.fire("unload"),this._layers)this._layers[t].remove();for(t in this._panes)oe(this._panes[t]);return this._layers=[],this._panes=[],delete this._mapPane,delete this._renderer,this},createPane:function(t,e){var i=se("div","leaflet-pane"+(t?" leaflet-"+t.replace("Pane","")+"-pane":""),e||this._mapPane);return t&&(this._panes[t]=i),i},getCenter:function(){return this._checkIfLoaded(),this._lastCenter&&!this._moved()?this._lastCenter.clone():this.layerPointToLatLng(this._getCenterLayerPoint())},getZoom:function(){return this._zoom},getBounds:function(){var t=this.getPixelBounds();return new k(this.unproject(t.getBottomLeft()),this.unproject(t.getTopRight()))},getMinZoom:function(){return void 0===this.options.minZoom?this._layersMinZoom||0:this.options.minZoom},getMaxZoom:function(){return void 0===this.options.maxZoom?void 0===this._layersMaxZoom?1/0:this._layersMaxZoom:this.options.maxZoom},getBoundsZoom:function(t,e,i){t=B(t),i=I(i||[0,0]);var n=this.getZoom()||0,s=this.getMinZoom(),o=this.getMaxZoom(),r=t.getNorthWest(),a=t.getSouthEast(),h=this.getSize().subtract(i),l=O(this.project(a,n),this.project(r,n)).getSize(),d=Rt.any3d?this.options.zoomSnap:1,u=h.x/l.x,c=h.y/l.y,_=e?Math.max(u,c):Math.min(u,c);return n=this.getScaleZoom(_,n),d&&(n=Math.round(n/(d/100))*(d/100),n=e?Math.ceil(n/d)*d:Math.floor(n/d)*d),Math.max(s,Math.min(o,n))},getSize:function(){return this._size&&!this._sizeChanged||(this._size=new N(this._container.clientWidth||0,this._container.clientHeight||0),this._sizeChanged=!1),this._size.clone()},getPixelBounds:function(t,e){var i=this._getTopLeftPoint(t,e);return new R(i,i.add(this.getSize()))},getPixelOrigin:function(){return this._checkIfLoaded(),this._pixelOrigin},getPixelWorldBounds:function(t){return this.options.crs.getProjectedBounds(void 0===t?this.getZoom():t)},getPane:function(t){return"string"==typeof t?this._panes[t]:t},getPanes:function(){return this._panes},getContainer:function(){return this._container},getZoomScale:function(t,e){var i=this.options.crs;return e=void 0===e?this._zoom:e,i.scale(t)/i.scale(e)},getScaleZoom:function(t,e){var i=this.options.crs;e=void 0===e?this._zoom:e;var n=i.zoom(t*i.scale(e));return isNaN(n)?1/0:n},project:function(t,e){return e=void 0===e?this._zoom:e,this.options.crs.latLngToPoint(U(t),e)},unproject:function(t,e){return e=void 0===e?this._zoom:e,this.options.crs.pointToLatLng(I(t),e)},layerPointToLatLng:function(t){var e=I(t).add(this.getPixelOrigin());return this.unproject(e)},latLngToLayerPoint:function(t){return this.project(U(t))._round()._subtract(this.getPixelOrigin())},wrapLatLng:function(t){return this.options.crs.wrapLatLng(U(t))},wrapLatLngBounds:function(t){return this.options.crs.wrapLatLngBounds(B(t))},distance:function(t,e){return this.options.crs.distance(U(t),U(e))},containerPointToLayerPoint:function(t){return I(t).subtract(this._getMapPanePos())},layerPointToContainerPoint:function(t){return I(t).add(this._getMapPanePos())},containerPointToLatLng:function(t){var e=this.containerPointToLayerPoint(I(t));return this.layerPointToLatLng(e)},latLngToContainerPoint:function(t){return this.layerPointToContainerPoint(this.latLngToLayerPoint(U(t)))},mouseEventToContainerPoint:function(t){return Fe(t,this._container)},mouseEventToLayerPoint:function(t){return this.containerPointToLayerPoint(this.mouseEventToContainerPoint(t))},mouseEventToLatLng:function(t){return this.layerPointToLatLng(this.mouseEventToLayerPoint(t))},_initContainer:function(t){var e=this._container=ie(t);if(!e)throw new Error("Map container not found.");if(e._leaflet_id)throw new Error("Map container is already initialized.");Ae(e,"scroll",this._onScroll,this),this._containerId=o(e)},_initLayout:function(){var t=this._container;this._fadeAnimated=this.options.fadeAnimation&&Rt.any3d,de(t,"leaflet-container"+(Rt.touch?" leaflet-touch":"")+(Rt.retina?" leaflet-retina":"")+(Rt.ielt9?" leaflet-oldie":"")+(Rt.safari?" leaflet-safari":"")+(this._fadeAnimated?" leaflet-fade-anim":""));var e=ne(t,"position");"absolute"!==e&&"relative"!==e&&"fixed"!==e&&"sticky"!==e&&(t.style.position="relative"),this._initPanes(),this._initControlPos&&this._initControlPos()},_initPanes:function(){var t=this._panes={};this._paneRenderers={},this._mapPane=this.createPane("mapPane",this._container),me(this._mapPane,new N(0,0)),this.createPane("tilePane"),this.createPane("overlayPane"),this.createPane("shadowPane"),this.createPane("markerPane"),this.createPane("tooltipPane"),this.createPane("popupPane"),this.options.markerZoomAnimation||(de(t.markerPane,"leaflet-zoom-hide"),de(t.shadowPane,"leaflet-zoom-hide"))},_resetView:function(t,e,i){me(this._mapPane,new N(0,0));var n=!this._loaded;this._loaded=!0,e=this._limitZoom(e),this.fire("viewprereset");var s=this._zoom!==e;this._moveStart(s,i)._move(t,e)._moveEnd(s),this.fire("viewreset"),n&&this.fire("load")},_moveStart:function(t,e){return t&&this.fire("zoomstart"),e||this.fire("movestart"),this},_move:function(t,e,i,n){void 0===e&&(e=this._zoom);var s=this._zoom!==e;return this._zoom=e,this._lastCenter=t,this._pixelOrigin=this._getNewPixelOrigin(t),n?i&&i.pinch&&this.fire("zoom",i):((s||i&&i.pinch)&&this.fire("zoom",i),this.fire("move",i)),this},_moveEnd:function(t){return t&&this.fire("zoomend"),this.fire("moveend")},_stop:function(){return E(this._flyToFrame),this._panAnim&&this._panAnim.stop(),this},_rawPanBy:function(t){me(this._mapPane,this._getMapPanePos().subtract(t))},_getZoomSpan:function(){return this.getMaxZoom()-this.getMinZoom()},_panInsideMaxBounds:function(){this._enforcingBounds||this.panInsideBounds(this.options.maxBounds)},_checkIfLoaded:function(){if(!this._loaded)throw new Error("Set map center and zoom first.")},_initEvents:function(t){this._targets={},this._targets[o(this._container)]=this;var e=t?Me:Ae;e(this._container,"click dblclick mousedown mouseup mouseover mouseout mousemove contextmenu keypress keydown keyup",this._handleDOMEvent,this),this.options.trackResize&&e(window,"resize",this._onResize,this),Rt.any3d&&this.options.transform3DLimit&&(t?this.off:this.on).call(this,"moveend",this._onMoveEnd)},_onResize:function(){E(this._resizeRequest),this._resizeRequest=T(function(){this.invalidateSize({debounceMoveend:!0})},this)},_onScroll:function(){this._container.scrollTop=0,this._container.scrollLeft=0},_onMoveEnd:function(){var t=this._getMapPanePos();Math.max(Math.abs(t.x),Math.abs(t.y))>=this.options.transform3DLimit&&this._resetView(this.getCenter(),this.getZoom())},_findEventTargets:function(t,e){for(var i,n=[],s="mouseout"===e||"mouseover"===e,r=t.target||t.srcElement,a=!1;r;){if((i=this._targets[o(r)])&&("click"===e||"preclick"===e)&&this._draggableMoved(i)){a=!0;break}if(i&&i.listens(e,!0)){if(s&&!Ze(r,t))break;if(n.push(i),s)break}if(r===this._container)break;r=r.parentNode}return n.length||a||s||!this.listens(e,!0)||(n=[this]),n},_isClickDisabled:function(t){for(;t&&t!==this._container;){if(t._leaflet_disable_click)return!0;t=t.parentNode}},_handleDOMEvent:function(t){var e=t.target||t.srcElement;if(!(!this._loaded||e._leaflet_disable_events||"click"===t.type&&this._isClickDisabled(e))){var i=t.type;"mousedown"===i&&Se(e),this._fireDOMEvent(t,i)}},_mouseEvents:["click","dblclick","mouseover","mouseout","contextmenu"],_fireDOMEvent:function(t,i,n){if("click"===t.type){var s=e({},t);s.type="preclick",this._fireDOMEvent(s,s.type,n)}var o=this._findEventTargets(t,i);if(n){for(var r=[],a=0;a<n.length;a++)n[a].listens(i,!0)&&r.push(n[a]);o=r.concat(o)}if(o.length){"contextmenu"===i&&Be(t);var h=o[0],l={originalEvent:t};if("keypress"!==t.type&&"keydown"!==t.type&&"keyup"!==t.type){var d=h.getLatLng&&(!h._radius||h._radius<=10);l.containerPoint=d?this.latLngToContainerPoint(h.getLatLng()):this.mouseEventToContainerPoint(t),l.layerPoint=this.containerPointToLayerPoint(l.containerPoint),l.latlng=d?h.getLatLng():this.layerPointToLatLng(l.layerPoint)}for(a=0;a<o.length;a++)if(o[a].fire(i,l,!0),l.originalEvent._stopped||!1===o[a].options.bubblingMouseEvents&&-1!==m(this._mouseEvents,i))return}},_draggableMoved:function(t){return(t=t.dragging&&t.dragging.enabled()?t:this).dragging&&t.dragging.moved()||this.boxZoom&&this.boxZoom.moved()},_clearHandlers:function(){for(var t=0,e=this._handlers.length;t<e;t++)this._handlers[t].disable()},whenReady:function(t,e){return this._loaded?t.call(e||this,{target:this}):this.on("load",t,e),this},_getMapPanePos:function(){return ve(this._mapPane)||new N(0,0)},_moved:function(){var t=this._getMapPanePos();return t&&!t.equals([0,0])},_getTopLeftPoint:function(t,e){return(t&&void 0!==e?this._getNewPixelOrigin(t,e):this.getPixelOrigin()).subtract(this._getMapPanePos())},_getNewPixelOrigin:function(t,e){var i=this.getSize()._divideBy(2);return this.project(t,e)._subtract(i)._add(this._getMapPanePos())._round()},_latLngToNewLayerPoint:function(t,e,i){var n=this._getNewPixelOrigin(i,e);return this.project(t,e)._subtract(n)},_latLngBoundsToNewLayerBounds:function(t,e,i){var n=this._getNewPixelOrigin(i,e);return O([this.project(t.getSouthWest(),e)._subtract(n),this.project(t.getNorthWest(),e)._subtract(n),this.project(t.getSouthEast(),e)._subtract(n),this.project(t.getNorthEast(),e)._subtract(n)])},_getCenterLayerPoint:function(){return this.containerPointToLayerPoint(this.getSize()._divideBy(2))},_getCenterOffset:function(t){return this.latLngToLayerPoint(t).subtract(this._getCenterLayerPoint())},_limitCenter:function(t,e,i){if(!i)return t;var n=this.project(t,e),s=this.getSize().divideBy(2),o=new R(n.subtract(s),n.add(s)),r=this._getBoundsOffset(o,i,e);return Math.abs(r.x)<=1&&Math.abs(r.y)<=1?t:this.unproject(n.add(r),e)},_limitOffset:function(t,e){if(!e)return t;var i=this.getPixelBounds(),n=new R(i.min.add(t),i.max.add(t));return t.add(this._getBoundsOffset(n,e))},_getBoundsOffset:function(t,e,i){var n=O(this.project(e.getNorthEast(),i),this.project(e.getSouthWest(),i)),s=n.min.subtract(t.min),o=n.max.subtract(t.max);return new N(this._rebound(s.x,-o.x),this._rebound(s.y,-o.y))},_rebound:function(t,e){return t+e>0?Math.round(t-e)/2:Math.max(0,Math.ceil(t))-Math.max(0,Math.floor(e))},_limitZoom:function(t){var e=this.getMinZoom(),i=this.getMaxZoom(),n=Rt.any3d?this.options.zoomSnap:1;return n&&(t=Math.round(t/n)*n),Math.max(e,Math.min(i,t))},_onPanTransitionStep:function(){this.fire("move")},_onPanTransitionEnd:function(){ue(this._mapPane,"leaflet-pan-anim"),this.fire("moveend")},_tryAnimatedPan:function(t,e){var i=this._getCenterOffset(t)._trunc();return!(!0!==(e&&e.animate)&&!this.getSize().contains(i)||(this.panBy(i,e),0))},_createAnimProxy:function(){var t=this._proxy=se("div","leaflet-proxy leaflet-zoom-animated");this._panes.mapPane.appendChild(t),this.on("zoomanim",function(t){var e=Jt,i=this._proxy.style[e];pe(this._proxy,this.project(t.center,t.zoom),this.getZoomScale(t.zoom,1)),i===this._proxy.style[e]&&this._animatingZoom&&this._onZoomTransitionEnd()},this),this.on("load moveend",this._animMoveEnd,this),this._on("unload",this._destroyAnimProxy,this)},_destroyAnimProxy:function(){oe(this._proxy),this.off("load moveend",this._animMoveEnd,this),delete this._proxy},_animMoveEnd:function(){var t=this.getCenter(),e=this.getZoom();pe(this._proxy,this.project(t,e),this.getZoomScale(e,1))},_catchTransitionEnd:function(t){this._animatingZoom&&t.propertyName.indexOf("transform")>=0&&this._onZoomTransitionEnd()},_nothingToAnimate:function(){return!this._container.getElementsByClassName("leaflet-zoom-animated").length},_tryAnimatedZoom:function(t,e,i){if(this._animatingZoom)return!0;if(i=i||{},!this._zoomAnimated||!1===i.animate||this._nothingToAnimate()||Math.abs(e-this._zoom)>this.options.zoomAnimationThreshold)return!1;var n=this.getZoomScale(e),s=this._getCenterOffset(t)._divideBy(1-1/n);return!(!0!==i.animate&&!this.getSize().contains(s)||(T(function(){this._moveStart(!0,i.noMoveStart||!1)._animateZoom(t,e,!0)},this),0))},_animateZoom:function(t,e,i,s){this._mapPane&&(i&&(this._animatingZoom=!0,this._animateToCenter=t,this._animateToZoom=e,de(this._mapPane,"leaflet-zoom-anim")),this.fire("zoomanim",{center:t,zoom:e,noUpdate:s}),this._tempFireZoomEvent||(this._tempFireZoomEvent=this._zoom!==this._animateToZoom),this._move(this._animateToCenter,this._animateToZoom,void 0,!0),setTimeout(n(this._onZoomTransitionEnd,this),250))},_onZoomTransitionEnd:function(){this._animatingZoom&&(this._mapPane&&ue(this._mapPane,"leaflet-zoom-anim"),this._animatingZoom=!1,this._move(this._animateToCenter,this._animateToZoom,void 0,!0),this._tempFireZoomEvent&&this.fire("zoom"),delete this._tempFireZoomEvent,this.fire("move"),this._moveEnd(!0))}});var qe=A.extend({options:{position:"topright"},initialize:function(t){c(this,t)},getPosition:function(){return this.options.position},setPosition:function(t){var e=this._map;return e&&e.removeControl(this),this.options.position=t,e&&e.addControl(this),this},getContainer:function(){return this._container},addTo:function(t){this.remove(),this._map=t;var e=this._container=this.onAdd(t),i=this.getPosition(),n=t._controlCorners[i];return de(e,"leaflet-control"),-1!==i.indexOf("bottom")?n.insertBefore(e,n.firstChild):n.appendChild(e),this._map.on("unload",this.remove,this),this},remove:function(){return this._map?(oe(this._container),this.onRemove&&this.onRemove(this._map),this._map.off("unload",this.remove,this),this._map=null,this):this},_refocusOnMap:function(t){this._map&&t&&t.screenX>0&&t.screenY>0&&this._map.getContainer().focus()}}),Ve=function(t){return new qe(t)};Xe.include({addControl:function(t){return t.addTo(this),this},removeControl:function(t){return t.remove(),this},_initControlPos:function(){var t=this._controlCorners={},e="leaflet-",i=this._controlContainer=se("div",e+"control-container",this._container);function n(n,s){var o=e+n+" "+e+s;t[n+s]=se("div",o,i)}n("top","left"),n("top","right"),n("bottom","left"),n("bottom","right")},_clearControlPos:function(){for(var t in this._controlCorners)oe(this._controlCorners[t]);oe(this._controlContainer),delete this._controlCorners,delete this._controlContainer}});var Ye=qe.extend({options:{collapsed:!0,position:"topright",autoZIndex:!0,hideSingleBase:!1,sortLayers:!1,sortFunction:function(t,e,i,n){return i<n?-1:n<i?1:0}},initialize:function(t,e,i){for(var n in c(this,i),this._layerControlInputs=[],this._layers=[],this._lastZIndex=0,this._handlingClick=!1,this._preventClick=!1,t)this._addLayer(t[n],n);for(n in e)this._addLayer(e[n],n,!0)},onAdd:function(t){this._initLayout(),this._update(),this._map=t,t.on("zoomend",this._checkDisabledLayers,this);for(var e=0;e<this._layers.length;e++)this._layers[e].layer.on("add remove",this._onLayerChange,this);return this._container},addTo:function(t){return qe.prototype.addTo.call(this,t),this._expandIfNotCollapsed()},onRemove:function(){this._map.off("zoomend",this._checkDisabledLayers,this);for(var t=0;t<this._layers.length;t++)this._layers[t].layer.off("add remove",this._onLayerChange,this)},addBaseLayer:function(t,e){return this._addLayer(t,e),this._map?this._update():this},addOverlay:function(t,e){return this._addLayer(t,e,!0),this._map?this._update():this},removeLayer:function(t){t.off("add remove",this._onLayerChange,this);var e=this._getLayer(o(t));return e&&this._layers.splice(this._layers.indexOf(e),1),this._map?this._update():this},expand:function(){de(this._container,"leaflet-control-layers-expanded"),this._section.style.height=null;var t=this._map.getSize().y-(this._container.offsetTop+50);return t<this._section.clientHeight?(de(this._section,"leaflet-control-layers-scrollbar"),this._section.style.height=t+"px"):ue(this._section,"leaflet-control-layers-scrollbar"),this._checkDisabledLayers(),this},collapse:function(){return ue(this._container,"leaflet-control-layers-expanded"),this},_initLayout:function(){var t="leaflet-control-layers",e=this._container=se("div",t),i=this.options.collapsed;e.setAttribute("aria-haspopup",!0),ke(e),Oe(e);var n=this._section=se("section",t+"-list");i&&(this._map.on("click",this.collapse,this),Ae(e,{mouseenter:this._expandSafely,mouseleave:this.collapse},this));var s=this._layersLink=se("a",t+"-toggle",e);s.href="#",s.title="Layers",s.setAttribute("role","button"),Ae(s,{keydown:function(t){13===t.keyCode&&this._expandSafely()},click:function(t){Be(t),this._expandSafely()}},this),i||this.expand(),this._baseLayersList=se("div",t+"-base",n),this._separator=se("div",t+"-separator",n),this._overlaysList=se("div",t+"-overlays",n),e.appendChild(n)},_getLayer:function(t){for(var e=0;e<this._layers.length;e++)if(this._layers[e]&&o(this._layers[e].layer)===t)return this._layers[e]},_addLayer:function(t,e,i){this._map&&t.on("add remove",this._onLayerChange,this),this._layers.push({layer:t,name:e,overlay:i}),this.options.sortLayers&&this._layers.sort(n(function(t,e){return this.options.sortFunction(t.layer,e.layer,t.name,e.name)},this)),this.options.autoZIndex&&t.setZIndex&&(this._lastZIndex++,t.setZIndex(this._lastZIndex)),this._expandIfNotCollapsed()},_update:function(){if(!this._container)return this;re(this._baseLayersList),re(this._overlaysList),this._layerControlInputs=[];var t,e,i,n,s=0;for(i=0;i<this._layers.length;i++)n=this._layers[i],this._addItem(n),e=e||n.overlay,t=t||!n.overlay,s+=n.overlay?0:1;return this.options.hideSingleBase&&(t=t&&s>1,this._baseLayersList.style.display=t?"":"none"),this._separator.style.display=e&&t?"":"none",this},_onLayerChange:function(t){this._handlingClick||this._update();var e=this._getLayer(o(t.target)),i=e.overlay?"add"===t.type?"overlayadd":"overlayremove":"add"===t.type?"baselayerchange":null;i&&this._map.fire(i,e)},_createRadioElement:function(t,e){var i='<input type="radio" class="leaflet-control-layers-selector" name="'+t+'"'+(e?' checked="checked"':"")+"/>",n=document.createElement("div");return n.innerHTML=i,n.firstChild},_addItem:function(t){var e,i=document.createElement("label"),n=this._map.hasLayer(t.layer);t.overlay?((e=document.createElement("input")).type="checkbox",e.className="leaflet-control-layers-selector",e.defaultChecked=n):e=this._createRadioElement("leaflet-base-layers_"+o(this),n),this._layerControlInputs.push(e),e.layerId=o(t.layer),Ae(e,"click",this._onInputClick,this);var s=document.createElement("span");s.innerHTML=" "+t.name;var r=document.createElement("span");return i.appendChild(r),r.appendChild(e),r.appendChild(s),(t.overlay?this._overlaysList:this._baseLayersList).appendChild(i),this._checkDisabledLayers(),i},_onInputClick:function(){if(!this._preventClick){var t,e,i=this._layerControlInputs,n=[],s=[];this._handlingClick=!0;for(var o=i.length-1;o>=0;o--)t=i[o],e=this._getLayer(t.layerId).layer,t.checked?n.push(e):t.checked||s.push(e);for(o=0;o<s.length;o++)this._map.hasLayer(s[o])&&this._map.removeLayer(s[o]);for(o=0;o<n.length;o++)this._map.hasLayer(n[o])||this._map.addLayer(n[o]);this._handlingClick=!1,this._refocusOnMap()}},_checkDisabledLayers:function(){for(var t,e,i=this._layerControlInputs,n=this._map.getZoom(),s=i.length-1;s>=0;s--)t=i[s],e=this._getLayer(t.layerId).layer,t.disabled=void 0!==e.options.minZoom&&n<e.options.minZoom||void 0!==e.options.maxZoom&&n>e.options.maxZoom},_expandIfNotCollapsed:function(){return this._map&&!this.options.collapsed&&this.expand(),this},_expandSafely:function(){var t=this._section;this._preventClick=!0,Ae(t,"click",Be),this.expand();var e=this;setTimeout(function(){Me(t,"click",Be),e._preventClick=!1})}}),$e=qe.extend({options:{position:"topleft",zoomInText:'<span aria-hidden="true">+</span>',zoomInTitle:"Zoom in",zoomOutText:'<span aria-hidden="true">&#x2212;</span>',zoomOutTitle:"Zoom out"},onAdd:function(t){var e="leaflet-control-zoom",i=se("div",e+" leaflet-bar"),n=this.options;return this._zoomInButton=this._createButton(n.zoomInText,n.zoomInTitle,e+"-in",i,this._zoomIn),this._zoomOutButton=this._createButton(n.zoomOutText,n.zoomOutTitle,e+"-out",i,this._zoomOut),this._updateDisabled(),t.on("zoomend zoomlevelschange",this._updateDisabled,this),i},onRemove:function(t){t.off("zoomend zoomlevelschange",this._updateDisabled,this)},disable:function(){return this._disabled=!0,this._updateDisabled(),this},enable:function(){return this._disabled=!1,this._updateDisabled(),this},_zoomIn:function(t){!this._disabled&&this._map._zoom<this._map.getMaxZoom()&&this._map.zoomIn(this._map.options.zoomDelta*(t.shiftKey?3:1))},_zoomOut:function(t){!this._disabled&&this._map._zoom>this._map.getMinZoom()&&this._map.zoomOut(this._map.options.zoomDelta*(t.shiftKey?3:1))},_createButton:function(t,e,i,n,s){var o=se("a",i,n);return o.innerHTML=t,o.href="#",o.title=e,o.setAttribute("role","button"),o.setAttribute("aria-label",e),ke(o),Ae(o,"click",ze),Ae(o,"click",s,this),Ae(o,"click",this._refocusOnMap,this),o},_updateDisabled:function(){var t=this._map,e="leaflet-disabled";ue(this._zoomInButton,e),ue(this._zoomOutButton,e),this._zoomInButton.setAttribute("aria-disabled","false"),this._zoomOutButton.setAttribute("aria-disabled","false"),(this._disabled||t._zoom===t.getMinZoom())&&(de(this._zoomOutButton,e),this._zoomOutButton.setAttribute("aria-disabled","true")),(this._disabled||t._zoom===t.getMaxZoom())&&(de(this._zoomInButton,e),this._zoomInButton.setAttribute("aria-disabled","true"))}});Xe.mergeOptions({zoomControl:!0}),Xe.addInitHook(function(){this.options.zoomControl&&(this.zoomControl=new $e,this.addControl(this.zoomControl))});var Ke=qe.extend({options:{position:"bottomleft",maxWidth:100,metric:!0,imperial:!0},onAdd:function(t){var e="leaflet-control-scale",i=se("div",e),n=this.options;return this._addScales(n,e+"-line",i),t.on(n.updateWhenIdle?"moveend":"move",this._update,this),t.whenReady(this._update,this),i},onRemove:function(t){t.off(this.options.updateWhenIdle?"moveend":"move",this._update,this)},_addScales:function(t,e,i){t.metric&&(this._mScale=se("div",e,i)),t.imperial&&(this._iScale=se("div",e,i))},_update:function(){var t=this._map,e=t.getSize().y/2,i=t.distance(t.containerPointToLatLng([0,e]),t.containerPointToLatLng([this.options.maxWidth,e]));this._updateScales(i)},_updateScales:function(t){this.options.metric&&t&&this._updateMetric(t),this.options.imperial&&t&&this._updateImperial(t)},_updateMetric:function(t){var e=this._getRoundNum(t),i=e<1e3?e+" m":e/1e3+" km";this._updateScale(this._mScale,i,e/t)},_updateImperial:function(t){var e,i,n,s=3.2808399*t;s>5280?(e=s/5280,i=this._getRoundNum(e),this._updateScale(this._iScale,i+" mi",i/e)):(n=this._getRoundNum(s),this._updateScale(this._iScale,n+" ft",n/s))},_updateScale:function(t,e,i){t.style.width=Math.round(this.options.maxWidth*i)+"px",t.innerHTML=e},_getRoundNum:function(t){var e=Math.pow(10,(Math.floor(t)+"").length-1),i=t/e;return e*(i>=10?10:i>=5?5:i>=3?3:i>=2?2:1)}}),Qe=qe.extend({options:{position:"bottomright",prefix:'<a href="https://leafletjs.com" title="A JavaScript library for interactive maps">'+(Rt.inlineSvg?'<svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" width="12" height="8" viewBox="0 0 12 8" class="leaflet-attribution-flag"><path fill="#4C7BE1" d="M0 0h12v4H0z"/><path fill="#FFD500" d="M0 4h12v3H0z"/><path fill="#E0BC00" d="M0 7h12v1H0z"/></svg> ':"")+"Leaflet</a>"},initialize:function(t){c(this,t),this._attributions={}},onAdd:function(t){for(var e in t.attributionControl=this,this._container=se("div","leaflet-control-attribution"),ke(this._container),t._layers)t._layers[e].getAttribution&&this.addAttribution(t._layers[e].getAttribution());return this._update(),t.on("layeradd",this._addAttribution,this),this._container},onRemove:function(t){t.off("layeradd",this._addAttribution,this)},_addAttribution:function(t){t.layer.getAttribution&&(this.addAttribution(t.layer.getAttribution()),t.layer.once("remove",function(){this.removeAttribution(t.layer.getAttribution())},this))},setPrefix:function(t){return this.options.prefix=t,this._update(),this},addAttribution:function(t){return t?(this._attributions[t]||(this._attributions[t]=0),this._attributions[t]++,this._update(),this):this},removeAttribution:function(t){return t?(this._attributions[t]&&(this._attributions[t]--,this._update()),this):this},_update:function(){if(this._map){var t=[];for(var e in this._attributions)this._attributions[e]&&t.push(e);var i=[];this.options.prefix&&i.push(this.options.prefix),t.length&&i.push(t.join(", ")),this._container.innerHTML=i.join(' <span aria-hidden="true">|</span> ')}}});Xe.mergeOptions({attributionControl:!0}),Xe.addInitHook(function(){this.options.attributionControl&&(new Qe).addTo(this)});qe.Layers=Ye,qe.Zoom=$e,qe.Scale=Ke,qe.Attribution=Qe,Ve.layers=function(t,e,i){return new Ye(t,e,i)},Ve.zoom=function(t){return new $e(t)},Ve.scale=function(t){return new Ke(t)},Ve.attribution=function(t){return new Qe(t)};var Je=A.extend({initialize:function(t){this._map=t},enable:function(){return this._enabled||(this._enabled=!0,this.addHooks()),this},disable:function(){return this._enabled?(this._enabled=!1,this.removeHooks(),this):this},enabled:function(){return!!this._enabled}});Je.addTo=function(t,e){return t.addHandler(e,this),this};var ti={Events:C},ei=Rt.touch?"touchstart mousedown":"mousedown",ii=M.extend({options:{clickTolerance:3},initialize:function(t,e,i,n){c(this,n),this._element=t,this._dragStartTarget=e||t,this._preventOutline=i},enable:function(){this._enabled||(Ae(this._dragStartTarget,ei,this._onDown,this),this._enabled=!0)},disable:function(){this._enabled&&(ii._dragging===this&&this.finishDrag(!0),Me(this._dragStartTarget,ei,this._onDown,this),this._enabled=!1,this._moved=!1)},_onDown:function(t){if(this._enabled&&(this._moved=!1,!le(this._element,"leaflet-zoom-anim")))if(t.touches&&1!==t.touches.length)ii._dragging===this&&this.finishDrag();else if(!(ii._dragging||t.shiftKey||1!==t.which&&1!==t.button&&!t.touches||(ii._dragging=this,this._preventOutline&&Se(this._element),xe(),Vt(),this._moving))){this.fire("down");var e=t.touches?t.touches[0]:t,i=Te(this._element);this._startPoint=new N(e.clientX,e.clientY),this._startPos=ve(this._element),this._parentScale=Ee(i);var n="mousedown"===t.type;Ae(document,n?"mousemove":"touchmove",this._onMove,this),Ae(document,n?"mouseup":"touchend touchcancel",this._onUp,this)}},_onMove:function(t){if(this._enabled)if(t.touches&&t.touches.length>1)this._moved=!0;else{var e=t.touches&&1===t.touches.length?t.touches[0]:t,i=new N(e.clientX,e.clientY)._subtract(this._startPoint);(i.x||i.y)&&(Math.abs(i.x)+Math.abs(i.y)<this.options.clickTolerance||(i.x/=this._parentScale.x,i.y/=this._parentScale.y,Be(t),this._moved||(this.fire("dragstart"),this._moved=!0,de(document.body,"leaflet-dragging"),this._lastTarget=t.target||t.srcElement,window.SVGElementInstance&&this._lastTarget instanceof window.SVGElementInstance&&(this._lastTarget=this._lastTarget.correspondingUseElement),de(this._lastTarget,"leaflet-drag-target")),this._newPos=this._startPos.add(i),this._moving=!0,this._lastEvent=t,this._updatePosition()))}},_updatePosition:function(){var t={originalEvent:this._lastEvent};this.fire("predrag",t),me(this._element,this._newPos),this.fire("drag",t)},_onUp:function(){this._enabled&&this.finishDrag()},finishDrag:function(t){ue(document.body,"leaflet-dragging"),this._lastTarget&&(ue(this._lastTarget,"leaflet-drag-target"),this._lastTarget=null),Me(document,"mousemove touchmove",this._onMove,this),Me(document,"mouseup touchend touchcancel",this._onUp,this),be(),Yt();var e=this._moved&&this._moving;this._moving=!1,ii._dragging=!1,e&&this.fire("dragend",{noInertia:t,distance:this._newPos.distanceTo(this._startPos)})}});function ni(t,e,i){var n,s,o,r,a,h,l,d,u,c=[1,4,2,8];for(s=0,l=t.length;s<l;s++)t[s]._code=_i(t[s],e);for(r=0;r<4;r++){for(d=c[r],n=[],s=0,o=(l=t.length)-1;s<l;o=s++)a=t[s],h=t[o],a._code&d?h._code&d||((u=ci(h,a,d,e,i))._code=_i(u,e),n.push(u)):(h._code&d&&((u=ci(h,a,d,e,i))._code=_i(u,e),n.push(u)),n.push(a));t=n}return t}function si(t,e){var i,n,s,o,r,a,h,l,d;if(!t||0===t.length)throw new Error("latlngs not passed");pi(t)||(console.warn("latlngs are not flat! Only the first ring will be used"),t=t[0]);var u=U([0,0]),c=B(t);c.getNorthWest().distanceTo(c.getSouthWest())*c.getNorthEast().distanceTo(c.getNorthWest())<1700&&(u=oi(t));var _=t.length,f=[];for(i=0;i<_;i++){var g=U(t[i]);f.push(e.project(U([g.lat-u.lat,g.lng-u.lng])))}for(a=h=l=0,i=0,n=_-1;i<_;n=i++)s=f[i],o=f[n],r=s.y*o.x-o.y*s.x,h+=(s.x+o.x)*r,l+=(s.y+o.y)*r,a+=3*r;d=0===a?f[0]:[h/a,l/a];var p=e.unproject(I(d));return U([p.lat+u.lat,p.lng+u.lng])}function oi(t){for(var e=0,i=0,n=0,s=0;s<t.length;s++){var o=U(t[s]);e+=o.lat,i+=o.lng,n++}return U([e/n,i/n])}var ri,ai={__proto__:null,clipPolygon:ni,polygonCenter:si,centroid:oi};function hi(t,e){if(!e||!t.length)return t.slice();var i=e*e;return function(t,e){var i=t.length,n=new(typeof Uint8Array!=void 0+""?Uint8Array:Array)(i);n[0]=n[i-1]=1,di(t,n,e,0,i-1);var s,o=[];for(s=0;s<i;s++)n[s]&&o.push(t[s]);return o}(t=function(t,e){for(var i=[t[0]],n=1,s=0,o=t.length;n<o;n++)fi(t[n],t[s])>e&&(i.push(t[n]),s=n);return s<o-1&&i.push(t[o-1]),i}(t,i),i)}function li(t,e,i){return Math.sqrt(gi(t,e,i,!0))}function di(t,e,i,n,s){var o,r,a,h=0;for(r=n+1;r<=s-1;r++)(a=gi(t[r],t[n],t[s],!0))>h&&(o=r,h=a);h>i&&(e[o]=1,di(t,e,i,n,o),di(t,e,i,o,s))}function ui(t,e,i,n,s){var o,r,a,h=n?ri:_i(t,i),l=_i(e,i);for(ri=l;;){if(!(h|l))return[t,e];if(h&l)return!1;a=_i(r=ci(t,e,o=h||l,i,s),i),o===h?(t=r,h=a):(e=r,l=a)}}function ci(t,e,i,n,s){var o,r,a=e.x-t.x,h=e.y-t.y,l=n.min,d=n.max;return 8&i?(o=t.x+a*(d.y-t.y)/h,r=d.y):4&i?(o=t.x+a*(l.y-t.y)/h,r=l.y):2&i?(o=d.x,r=t.y+h*(d.x-t.x)/a):1&i&&(o=l.x,r=t.y+h*(l.x-t.x)/a),new N(o,r,s)}function _i(t,e){var i=0;return t.x<e.min.x?i|=1:t.x>e.max.x&&(i|=2),t.y<e.min.y?i|=4:t.y>e.max.y&&(i|=8),i}function fi(t,e){var i=e.x-t.x,n=e.y-t.y;return i*i+n*n}function gi(t,e,i,n){var s,o=e.x,r=e.y,a=i.x-o,h=i.y-r,l=a*a+h*h;return l>0&&((s=((t.x-o)*a+(t.y-r)*h)/l)>1?(o=i.x,r=i.y):s>0&&(o+=a*s,r+=h*s)),a=t.x-o,h=t.y-r,n?a*a+h*h:new N(o,r)}function pi(t){return!p(t[0])||"object"!=typeof t[0][0]&&void 0!==t[0][0]}function mi(t){return console.warn("Deprecated use of _flat, please use L.LineUtil.isFlat instead."),pi(t)}function vi(t,e){var i,n,s,o,r,a,h,l;if(!t||0===t.length)throw new Error("latlngs not passed");pi(t)||(console.warn("latlngs are not flat! Only the first ring will be used"),t=t[0]);var d=U([0,0]),u=B(t);u.getNorthWest().distanceTo(u.getSouthWest())*u.getNorthEast().distanceTo(u.getNorthWest())<1700&&(d=oi(t));var c=t.length,_=[];for(i=0;i<c;i++){var f=U(t[i]);_.push(e.project(U([f.lat-d.lat,f.lng-d.lng])))}for(i=0,n=0;i<c-1;i++)n+=_[i].distanceTo(_[i+1])/2;if(0===n)l=_[0];else for(i=0,o=0;i<c-1;i++)if(r=_[i],a=_[i+1],(o+=s=r.distanceTo(a))>n){h=(o-n)/s,l=[a.x-h*(a.x-r.x),a.y-h*(a.y-r.y)];break}var g=e.unproject(I(l));return U([g.lat+d.lat,g.lng+d.lng])}var yi={__proto__:null,simplify:hi,pointToSegmentDistance:li,closestPointOnSegment:function(t,e,i){return gi(t,e,i)},clipSegment:ui,_getEdgeIntersection:ci,_getBitCode:_i,_sqClosestPointOnSegment:gi,isFlat:pi,_flat:mi,polylineCenter:vi},xi={project:function(t){return new N(t.lng,t.lat)},unproject:function(t){return new z(t.y,t.x)},bounds:new R([-180,-90],[180,90])},bi={R:6378137,R_MINOR:6356752.314245179,bounds:new R([-20037508.34279,-15496570.73972],[20037508.34279,18764656.23138]),project:function(t){var e=Math.PI/180,i=this.R,n=t.lat*e,s=this.R_MINOR/i,o=Math.sqrt(1-s*s),r=o*Math.sin(n),a=Math.tan(Math.PI/4-n/2)/Math.pow((1-r)/(1+r),o/2);return n=-i*Math.log(Math.max(a,1e-10)),new N(t.lng*e*i,n)},unproject:function(t){for(var e,i=180/Math.PI,n=this.R,s=this.R_MINOR/n,o=Math.sqrt(1-s*s),r=Math.exp(-t.y/n),a=Math.PI/2-2*Math.atan(r),h=0,l=.1;h<15&&Math.abs(l)>1e-7;h++)e=o*Math.sin(a),e=Math.pow((1-e)/(1+e),o/2),a+=l=Math.PI/2-2*Math.atan(r*e)-a;return new z(a*i,t.x*i/n)}},Si={__proto__:null,LonLat:xi,Mercator:bi,SphericalMercator:G},wi=e({},W,{code:"EPSG:3395",projection:bi,transformation:function(){var t=.5/(Math.PI*bi.R);return X(t,.5,-t,.5)}()}),Ti=e({},W,{code:"EPSG:4326",projection:xi,transformation:X(1/180,1,-1/180,.5)}),Ei=e({},j,{projection:xi,transformation:X(1,0,-1,0),scale:function(t){return Math.pow(2,t)},zoom:function(t){return Math.log(t)/Math.LN2},distance:function(t,e){var i=e.lng-t.lng,n=e.lat-t.lat;return Math.sqrt(i*i+n*n)},infinite:!0});j.Earth=W,j.EPSG3395=wi,j.EPSG3857=q,j.EPSG900913=V,j.EPSG4326=Ti,j.Simple=Ei;var Pi=M.extend({options:{pane:"overlayPane",attribution:null,bubblingMouseEvents:!0},addTo:function(t){return t.addLayer(this),this},remove:function(){return this.removeFrom(this._map||this._mapToAdd)},removeFrom:function(t){return t&&t.removeLayer(this),this},getPane:function(t){return this._map.getPane(t?this.options[t]||t:this.options.pane)},addInteractiveTarget:function(t){return this._map._targets[o(t)]=this,this},removeInteractiveTarget:function(t){return delete this._map._targets[o(t)],this},getAttribution:function(){return this.options.attribution},_layerAdd:function(t){var e=t.target;if(e.hasLayer(this)){if(this._map=e,this._zoomAnimated=e._zoomAnimated,this.getEvents){var i=this.getEvents();e.on(i,this),this.once("remove",function(){e.off(i,this)},this)}this.onAdd(e),this.fire("add"),e.fire("layeradd",{layer:this})}}});Xe.include({addLayer:function(t){if(!t._layerAdd)throw new Error("The provided object is not a Layer.");var e=o(t);return this._layers[e]||(this._layers[e]=t,t._mapToAdd=this,t.beforeAdd&&t.beforeAdd(this),this.whenReady(t._layerAdd,t)),this},removeLayer:function(t){var e=o(t);return this._layers[e]?(this._loaded&&t.onRemove(this),delete this._layers[e],this._loaded&&(this.fire("layerremove",{layer:t}),t.fire("remove")),t._map=t._mapToAdd=null,this):this},hasLayer:function(t){return o(t)in this._layers},eachLayer:function(t,e){for(var i in this._layers)t.call(e,this._layers[i]);return this},_addLayers:function(t){for(var e=0,i=(t=t?p(t)?t:[t]:[]).length;e<i;e++)this.addLayer(t[e])},_addZoomLimit:function(t){isNaN(t.options.maxZoom)&&isNaN(t.options.minZoom)||(this._zoomBoundLayers[o(t)]=t,this._updateZoomLevels())},_removeZoomLimit:function(t){var e=o(t);this._zoomBoundLayers[e]&&(delete this._zoomBoundLayers[e],this._updateZoomLevels())},_updateZoomLevels:function(){var t=1/0,e=-1/0,i=this._getZoomSpan();for(var n in this._zoomBoundLayers){var s=this._zoomBoundLayers[n].options;t=void 0===s.minZoom?t:Math.min(t,s.minZoom),e=void 0===s.maxZoom?e:Math.max(e,s.maxZoom)}this._layersMaxZoom=e===-1/0?void 0:e,this._layersMinZoom=t===1/0?void 0:t,i!==this._getZoomSpan()&&this.fire("zoomlevelschange"),void 0===this.options.maxZoom&&this._layersMaxZoom&&this.getZoom()>this._layersMaxZoom&&this.setZoom(this._layersMaxZoom),void 0===this.options.minZoom&&this._layersMinZoom&&this.getZoom()<this._layersMinZoom&&this.setZoom(this._layersMinZoom)}});var Ai=Pi.extend({initialize:function(t,e){var i,n;if(c(this,e),this._layers={},t)for(i=0,n=t.length;i<n;i++)this.addLayer(t[i])},addLayer:function(t){var e=this.getLayerId(t);return this._layers[e]=t,this._map&&this._map.addLayer(t),this},removeLayer:function(t){var e=t in this._layers?t:this.getLayerId(t);return this._map&&this._layers[e]&&this._map.removeLayer(this._layers[e]),delete this._layers[e],this},hasLayer:function(t){return("number"==typeof t?t:this.getLayerId(t))in this._layers},clearLayers:function(){return this.eachLayer(this.removeLayer,this)},invoke:function(t){var e,i,n=Array.prototype.slice.call(arguments,1);for(e in this._layers)(i=this._layers[e])[t]&&i[t].apply(i,n);return this},onAdd:function(t){this.eachLayer(t.addLayer,t)},onRemove:function(t){this.eachLayer(t.removeLayer,t)},eachLayer:function(t,e){for(var i in this._layers)t.call(e,this._layers[i]);return this},getLayer:function(t){return this._layers[t]},getLayers:function(){var t=[];return this.eachLayer(t.push,t),t},setZIndex:function(t){return this.invoke("setZIndex",t)},getLayerId:function(t){return o(t)}}),Ci=Ai.extend({addLayer:function(t){return this.hasLayer(t)?this:(t.addEventParent(this),Ai.prototype.addLayer.call(this,t),this.fire("layeradd",{layer:t}))},removeLayer:function(t){return this.hasLayer(t)?(t in this._layers&&(t=this._layers[t]),t.removeEventParent(this),Ai.prototype.removeLayer.call(this,t),this.fire("layerremove",{layer:t})):this},setStyle:function(t){return this.invoke("setStyle",t)},bringToFront:function(){return this.invoke("bringToFront")},bringToBack:function(){return this.invoke("bringToBack")},getBounds:function(){var t=new k;for(var e in this._layers){var i=this._layers[e];t.extend(i.getBounds?i.getBounds():i.getLatLng())}return t}}),Mi=A.extend({options:{popupAnchor:[0,0],tooltipAnchor:[0,0],crossOrigin:!1},initialize:function(t){c(this,t)},createIcon:function(t){return this._createIcon("icon",t)},createShadow:function(t){return this._createIcon("shadow",t)},_createIcon:function(t,e){var i=this._getIconUrl(t);if(!i){if("icon"===t)throw new Error("iconUrl not set in Icon options (see the docs).");return null}var n=this._createImg(i,e&&"IMG"===e.tagName?e:null);return this._setIconStyles(n,t),(this.options.crossOrigin||""===this.options.crossOrigin)&&(n.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),n},_setIconStyles:function(t,e){var i=this.options,n=i[e+"Size"];"number"==typeof n&&(n=[n,n]);var s=I(n),o=I("shadow"===e&&i.shadowAnchor||i.iconAnchor||s&&s.divideBy(2,!0));t.className="leaflet-marker-"+e+" "+(i.className||""),o&&(t.style.marginLeft=-o.x+"px",t.style.marginTop=-o.y+"px"),s&&(t.style.width=s.x+"px",t.style.height=s.y+"px")},_createImg:function(t,e){return(e=e||document.createElement("img")).src=t,e},_getIconUrl:function(t){return Rt.retina&&this.options[t+"RetinaUrl"]||this.options[t+"Url"]}});var Ni=Mi.extend({options:{iconUrl:"marker-icon.png",iconRetinaUrl:"marker-icon-2x.png",shadowUrl:"marker-shadow.png",iconSize:[25,41],iconAnchor:[12,41],popupAnchor:[1,-34],tooltipAnchor:[16,-28],shadowSize:[41,41]},_getIconUrl:function(t){return"string"!=typeof Ni.imagePath&&(Ni.imagePath=this._detectIconPath()),(this.options.imagePath||Ni.imagePath)+Mi.prototype._getIconUrl.call(this,t)},_stripUrl:function(t){var e=function(t,e,i){var n=e.exec(t);return n&&n[i]};return(t=e(t,/^url\((['"])?(.+)\1\)$/,2))&&e(t,/^(.*)marker-icon\.png$/,1)},_detectIconPath:function(){var t=se("div","leaflet-default-icon-path",document.body),e=ne(t,"background-image")||ne(t,"backgroundImage");if(document.body.removeChild(t),e=this._stripUrl(e))return e;var i=document.querySelector('link[href$="leaflet.css"]');return i?i.href.substring(0,i.href.length-11-1):""}}),Di=Je.extend({initialize:function(t){this._marker=t},addHooks:function(){var t=this._marker._icon;this._draggable||(this._draggable=new ii(t,t,!0)),this._draggable.on({dragstart:this._onDragStart,predrag:this._onPreDrag,drag:this._onDrag,dragend:this._onDragEnd},this).enable(),de(t,"leaflet-marker-draggable")},removeHooks:function(){this._draggable.off({dragstart:this._onDragStart,predrag:this._onPreDrag,drag:this._onDrag,dragend:this._onDragEnd},this).disable(),this._marker._icon&&ue(this._marker._icon,"leaflet-marker-draggable")},moved:function(){return this._draggable&&this._draggable._moved},_adjustPan:function(t){var e=this._marker,i=e._map,n=this._marker.options.autoPanSpeed,s=this._marker.options.autoPanPadding,o=ve(e._icon),r=i.getPixelBounds(),a=i.getPixelOrigin(),h=O(r.min._subtract(a).add(s),r.max._subtract(a).subtract(s));if(!h.contains(o)){var l=I((Math.max(h.max.x,o.x)-h.max.x)/(r.max.x-h.max.x)-(Math.min(h.min.x,o.x)-h.min.x)/(r.min.x-h.min.x),(Math.max(h.max.y,o.y)-h.max.y)/(r.max.y-h.max.y)-(Math.min(h.min.y,o.y)-h.min.y)/(r.min.y-h.min.y)).multiplyBy(n);i.panBy(l,{animate:!1}),this._draggable._newPos._add(l),this._draggable._startPos._add(l),me(e._icon,this._draggable._newPos),this._onDrag(t),this._panRequest=T(this._adjustPan.bind(this,t))}},_onDragStart:function(){this._oldLatLng=this._marker.getLatLng(),this._marker.closePopup&&this._marker.closePopup(),this._marker.fire("movestart").fire("dragstart")},_onPreDrag:function(t){this._marker.options.autoPan&&(E(this._panRequest),this._panRequest=T(this._adjustPan.bind(this,t)))},_onDrag:function(t){var e=this._marker,i=e._shadow,n=ve(e._icon),s=e._map.layerPointToLatLng(n);i&&me(i,n),e._latlng=s,t.latlng=s,t.oldLatLng=this._oldLatLng,e.fire("move",t).fire("drag",t)},_onDragEnd:function(t){E(this._panRequest),delete this._oldLatLng,this._marker.fire("moveend").fire("dragend",t)}}),Ii=Pi.extend({options:{icon:new Ni,interactive:!0,keyboard:!0,title:"",alt:"Marker",zIndexOffset:0,opacity:1,riseOnHover:!1,riseOffset:250,pane:"markerPane",shadowPane:"shadowPane",bubblingMouseEvents:!1,autoPanOnFocus:!0,draggable:!1,autoPan:!1,autoPanPadding:[50,50],autoPanSpeed:10},initialize:function(t,e){c(this,e),this._latlng=U(t)},onAdd:function(t){this._zoomAnimated=this._zoomAnimated&&t.options.markerZoomAnimation,this._zoomAnimated&&t.on("zoomanim",this._animateZoom,this),this._initIcon(),this.update()},onRemove:function(t){this.dragging&&this.dragging.enabled()&&(this.options.draggable=!0,this.dragging.removeHooks()),delete this.dragging,this._zoomAnimated&&t.off("zoomanim",this._animateZoom,this),this._removeIcon(),this._removeShadow()},getEvents:function(){return{zoom:this.update,viewreset:this.update}},getLatLng:function(){return this._latlng},setLatLng:function(t){var e=this._latlng;return this._latlng=U(t),this.update(),this.fire("move",{oldLatLng:e,latlng:this._latlng})},setZIndexOffset:function(t){return this.options.zIndexOffset=t,this.update()},getIcon:function(){return this.options.icon},setIcon:function(t){return this.options.icon=t,this._map&&(this._initIcon(),this.update()),this._popup&&this.bindPopup(this._popup,this._popup.options),this},getElement:function(){return this._icon},update:function(){if(this._icon&&this._map){var t=this._map.latLngToLayerPoint(this._latlng).round();this._setPos(t)}return this},_initIcon:function(){var t=this.options,e="leaflet-zoom-"+(this._zoomAnimated?"animated":"hide"),i=t.icon.createIcon(this._icon),n=!1;i!==this._icon&&(this._icon&&this._removeIcon(),n=!0,t.title&&(i.title=t.title),"IMG"===i.tagName&&(i.alt=t.alt||"")),de(i,e),t.keyboard&&(i.tabIndex="0",i.setAttribute("role","button")),this._icon=i,t.riseOnHover&&this.on({mouseover:this._bringToFront,mouseout:this._resetZIndex}),this.options.autoPanOnFocus&&Ae(i,"focus",this._panOnFocus,this);var s=t.icon.createShadow(this._shadow),o=!1;s!==this._shadow&&(this._removeShadow(),o=!0),s&&(de(s,e),s.alt=""),this._shadow=s,t.opacity<1&&this._updateOpacity(),n&&this.getPane().appendChild(this._icon),this._initInteraction(),s&&o&&this.getPane(t.shadowPane).appendChild(this._shadow)},_removeIcon:function(){this.options.riseOnHover&&this.off({mouseover:this._bringToFront,mouseout:this._resetZIndex}),this.options.autoPanOnFocus&&Me(this._icon,"focus",this._panOnFocus,this),oe(this._icon),this.removeInteractiveTarget(this._icon),this._icon=null},_removeShadow:function(){this._shadow&&oe(this._shadow),this._shadow=null},_setPos:function(t){this._icon&&me(this._icon,t),this._shadow&&me(this._shadow,t),this._zIndex=t.y+this.options.zIndexOffset,this._resetZIndex()},_updateZIndex:function(t){this._icon&&(this._icon.style.zIndex=this._zIndex+t)},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center).round();this._setPos(e)},_initInteraction:function(){if(this.options.interactive&&(de(this._icon,"leaflet-interactive"),this.addInteractiveTarget(this._icon),Di)){var t=this.options.draggable;this.dragging&&(t=this.dragging.enabled(),this.dragging.disable()),this.dragging=new Di(this),t&&this.dragging.enable()}},setOpacity:function(t){return this.options.opacity=t,this._map&&this._updateOpacity(),this},_updateOpacity:function(){var t=this.options.opacity;this._icon&&fe(this._icon,t),this._shadow&&fe(this._shadow,t)},_bringToFront:function(){this._updateZIndex(this.options.riseOffset)},_resetZIndex:function(){this._updateZIndex(0)},_panOnFocus:function(){var t=this._map;if(t){var e=this.options.icon.options,i=e.iconSize?I(e.iconSize):I(0,0),n=e.iconAnchor?I(e.iconAnchor):I(0,0);t.panInside(this._latlng,{paddingTopLeft:n,paddingBottomRight:i.subtract(n)})}},_getPopupAnchor:function(){return this.options.icon.options.popupAnchor},_getTooltipAnchor:function(){return this.options.icon.options.tooltipAnchor}});var Li=Pi.extend({options:{stroke:!0,color:"#3388ff",weight:3,opacity:1,lineCap:"round",lineJoin:"round",dashArray:null,dashOffset:null,fill:!1,fillColor:null,fillOpacity:.2,fillRule:"evenodd",interactive:!0,bubblingMouseEvents:!0},beforeAdd:function(t){this._renderer=t.getRenderer(this)},onAdd:function(){this._renderer._initPath(this),this._reset(),this._renderer._addPath(this)},onRemove:function(){this._renderer._removePath(this)},redraw:function(){return this._map&&this._renderer._updatePath(this),this},setStyle:function(t){return c(this,t),this._renderer&&(this._renderer._updateStyle(this),this.options.stroke&&t&&Object.prototype.hasOwnProperty.call(t,"weight")&&this._updateBounds()),this},bringToFront:function(){return this._renderer&&this._renderer._bringToFront(this),this},bringToBack:function(){return this._renderer&&this._renderer._bringToBack(this),this},getElement:function(){return this._path},_reset:function(){this._project(),this._update()},_clickTolerance:function(){return(this.options.stroke?this.options.weight/2:0)+(this._renderer.options.tolerance||0)}}),Ri=Li.extend({options:{fill:!0,radius:10},initialize:function(t,e){c(this,e),this._latlng=U(t),this._radius=this.options.radius},setLatLng:function(t){var e=this._latlng;return this._latlng=U(t),this.redraw(),this.fire("move",{oldLatLng:e,latlng:this._latlng})},getLatLng:function(){return this._latlng},setRadius:function(t){return this.options.radius=this._radius=t,this.redraw()},getRadius:function(){return this._radius},setStyle:function(t){var e=t&&t.radius||this._radius;return Li.prototype.setStyle.call(this,t),this.setRadius(e),this},_project:function(){this._point=this._map.latLngToLayerPoint(this._latlng),this._updateBounds()},_updateBounds:function(){var t=this._radius,e=this._radiusY||t,i=this._clickTolerance(),n=[t+i,e+i];this._pxBounds=new R(this._point.subtract(n),this._point.add(n))},_update:function(){this._map&&this._updatePath()},_updatePath:function(){this._renderer._updateCircle(this)},_empty:function(){return this._radius&&!this._renderer._bounds.intersects(this._pxBounds)},_containsPoint:function(t){return t.distanceTo(this._point)<=this._radius+this._clickTolerance()}});var Oi=Ri.extend({initialize:function(t,i,n){if("number"==typeof i&&(i=e({},n,{radius:i})),c(this,i),this._latlng=U(t),isNaN(this.options.radius))throw new Error("Circle radius cannot be NaN");this._mRadius=this.options.radius},setRadius:function(t){return this._mRadius=t,this.redraw()},getRadius:function(){return this._mRadius},getBounds:function(){var t=[this._radius,this._radiusY||this._radius];return new k(this._map.layerPointToLatLng(this._point.subtract(t)),this._map.layerPointToLatLng(this._point.add(t)))},setStyle:Li.prototype.setStyle,_project:function(){var t=this._latlng.lng,e=this._latlng.lat,i=this._map,n=i.options.crs;if(n.distance===W.distance){var s=Math.PI/180,o=this._mRadius/W.R/s,r=i.project([e+o,t]),a=i.project([e-o,t]),h=r.add(a).divideBy(2),l=i.unproject(h).lat,d=Math.acos((Math.cos(o*s)-Math.sin(e*s)*Math.sin(l*s))/(Math.cos(e*s)*Math.cos(l*s)))/s;(isNaN(d)||0===d)&&(d=o/Math.cos(Math.PI/180*e)),this._point=h.subtract(i.getPixelOrigin()),this._radius=isNaN(d)?0:h.x-i.project([l,t-d]).x,this._radiusY=h.y-r.y}else{var u=n.unproject(n.project(this._latlng).subtract([this._mRadius,0]));this._point=i.latLngToLayerPoint(this._latlng),this._radius=this._point.x-i.latLngToLayerPoint(u).x}this._updateBounds()}});var ki=Li.extend({options:{smoothFactor:1,noClip:!1},initialize:function(t,e){c(this,e),this._setLatLngs(t)},getLatLngs:function(){return this._latlngs},setLatLngs:function(t){return this._setLatLngs(t),this.redraw()},isEmpty:function(){return!this._latlngs.length},closestLayerPoint:function(t){for(var e,i,n=1/0,s=null,o=gi,r=0,a=this._parts.length;r<a;r++)for(var h=this._parts[r],l=1,d=h.length;l<d;l++){var u=o(t,e=h[l-1],i=h[l],!0);u<n&&(n=u,s=o(t,e,i))}return s&&(s.distance=Math.sqrt(n)),s},getCenter:function(){if(!this._map)throw new Error("Must add layer to map before using getCenter()");return vi(this._defaultShape(),this._map.options.crs)},getBounds:function(){return this._bounds},addLatLng:function(t,e){return e=e||this._defaultShape(),t=U(t),e.push(t),this._bounds.extend(t),this.redraw()},_setLatLngs:function(t){this._bounds=new k,this._latlngs=this._convertLatLngs(t)},_defaultShape:function(){return pi(this._latlngs)?this._latlngs:this._latlngs[0]},_convertLatLngs:function(t){for(var e=[],i=pi(t),n=0,s=t.length;n<s;n++)i?(e[n]=U(t[n]),this._bounds.extend(e[n])):e[n]=this._convertLatLngs(t[n]);return e},_project:function(){var t=new R;this._rings=[],this._projectLatlngs(this._latlngs,this._rings,t),this._bounds.isValid()&&t.isValid()&&(this._rawPxBounds=t,this._updateBounds())},_updateBounds:function(){var t=this._clickTolerance(),e=new N(t,t);this._rawPxBounds&&(this._pxBounds=new R([this._rawPxBounds.min.subtract(e),this._rawPxBounds.max.add(e)]))},_projectLatlngs:function(t,e,i){var n,s,o=t[0]instanceof z,r=t.length;if(o){for(s=[],n=0;n<r;n++)s[n]=this._map.latLngToLayerPoint(t[n]),i.extend(s[n]);e.push(s)}else for(n=0;n<r;n++)this._projectLatlngs(t[n],e,i)},_clipPoints:function(){var t=this._renderer._bounds;if(this._parts=[],this._pxBounds&&this._pxBounds.intersects(t))if(this.options.noClip)this._parts=this._rings;else{var e,i,n,s,o,r,a,h=this._parts;for(e=0,n=0,s=this._rings.length;e<s;e++)for(i=0,o=(a=this._rings[e]).length;i<o-1;i++)(r=ui(a[i],a[i+1],t,i,!0))&&(h[n]=h[n]||[],h[n].push(r[0]),r[1]===a[i+1]&&i!==o-2||(h[n].push(r[1]),n++))}},_simplifyPoints:function(){for(var t=this._parts,e=this.options.smoothFactor,i=0,n=t.length;i<n;i++)t[i]=hi(t[i],e)},_update:function(){this._map&&(this._clipPoints(),this._simplifyPoints(),this._updatePath())},_updatePath:function(){this._renderer._updatePoly(this)},_containsPoint:function(t,e){var i,n,s,o,r,a,h=this._clickTolerance();if(!this._pxBounds||!this._pxBounds.contains(t))return!1;for(i=0,o=this._parts.length;i<o;i++)for(n=0,s=(r=(a=this._parts[i]).length)-1;n<r;s=n++)if((e||0!==n)&&li(t,a[s],a[n])<=h)return!0;return!1}});ki._flat=mi;var Bi=ki.extend({options:{fill:!0},isEmpty:function(){return!this._latlngs.length||!this._latlngs[0].length},getCenter:function(){if(!this._map)throw new Error("Must add layer to map before using getCenter()");return si(this._defaultShape(),this._map.options.crs)},_convertLatLngs:function(t){var e=ki.prototype._convertLatLngs.call(this,t),i=e.length;return i>=2&&e[0]instanceof z&&e[0].equals(e[i-1])&&e.pop(),e},_setLatLngs:function(t){ki.prototype._setLatLngs.call(this,t),pi(this._latlngs)&&(this._latlngs=[this._latlngs])},_defaultShape:function(){return pi(this._latlngs[0])?this._latlngs[0]:this._latlngs[0][0]},_clipPoints:function(){var t=this._renderer._bounds,e=this.options.weight,i=new N(e,e);if(t=new R(t.min.subtract(i),t.max.add(i)),this._parts=[],this._pxBounds&&this._pxBounds.intersects(t))if(this.options.noClip)this._parts=this._rings;else for(var n,s=0,o=this._rings.length;s<o;s++)(n=ni(this._rings[s],t,!0)).length&&this._parts.push(n)},_updatePath:function(){this._renderer._updatePoly(this,!0)},_containsPoint:function(t){var e,i,n,s,o,r,a,h,l=!1;if(!this._pxBounds||!this._pxBounds.contains(t))return!1;for(s=0,a=this._parts.length;s<a;s++)for(o=0,r=(h=(e=this._parts[s]).length)-1;o<h;r=o++)i=e[o],n=e[r],i.y>t.y!=n.y>t.y&&t.x<(n.x-i.x)*(t.y-i.y)/(n.y-i.y)+i.x&&(l=!l);return l||ki.prototype._containsPoint.call(this,t,!0)}});var zi=Ci.extend({initialize:function(t,e){c(this,e),this._layers={},t&&this.addData(t)},addData:function(t){var e,i,n,s=p(t)?t:t.features;if(s){for(e=0,i=s.length;e<i;e++)((n=s[e]).geometries||n.geometry||n.features||n.coordinates)&&this.addData(n);return this}var o=this.options;if(o.filter&&!o.filter(t))return this;var r=Ui(t,o);return r?(r.feature=Xi(t),r.defaultOptions=r.options,this.resetStyle(r),o.onEachFeature&&o.onEachFeature(t,r),this.addLayer(r)):this},resetStyle:function(t){return void 0===t?this.eachLayer(this.resetStyle,this):(t.options=e({},t.defaultOptions),this._setLayerStyle(t,this.options.style),this)},setStyle:function(t){return this.eachLayer(function(e){this._setLayerStyle(e,t)},this)},_setLayerStyle:function(t,e){t.setStyle&&("function"==typeof e&&(e=e(t.feature)),t.setStyle(e))}});function Ui(t,e){var i,n,s,o,r="Feature"===t.type?t.geometry:t,a=r?r.coordinates:null,h=[],l=e&&e.pointToLayer,d=e&&e.coordsToLatLng||ji;if(!a&&!r)return null;switch(r.type){case"Point":return Fi(l,t,i=d(a),e);case"MultiPoint":for(s=0,o=a.length;s<o;s++)i=d(a[s]),h.push(Fi(l,t,i,e));return new Ci(h);case"LineString":case"MultiLineString":return n=Wi(a,"LineString"===r.type?0:1,d),new ki(n,e);case"Polygon":case"MultiPolygon":return n=Wi(a,"Polygon"===r.type?1:2,d),new Bi(n,e);case"GeometryCollection":for(s=0,o=r.geometries.length;s<o;s++){var u=Ui({geometry:r.geometries[s],type:"Feature",properties:t.properties},e);u&&h.push(u)}return new Ci(h);case"FeatureCollection":for(s=0,o=r.features.length;s<o;s++){var c=Ui(r.features[s],e);c&&h.push(c)}return new Ci(h);default:throw new Error("Invalid GeoJSON object.")}}function Fi(t,e,i,n){return t?t(e,i):new Ii(i,n&&n.markersInheritOptions&&n)}function ji(t){return new z(t[1],t[0],t[2])}function Wi(t,e,i){for(var n,s=[],o=0,r=t.length;o<r;o++)n=e?Wi(t[o],e-1,i):(i||ji)(t[o]),s.push(n);return s}function Zi(t,e){return void 0!==(t=U(t)).alt?[l(t.lng,e),l(t.lat,e),l(t.alt,e)]:[l(t.lng,e),l(t.lat,e)]}function Gi(t,e,i,n){for(var s=[],o=0,r=t.length;o<r;o++)s.push(e?Gi(t[o],pi(t[o])?0:e-1,i,n):Zi(t[o],n));return!e&&i&&s.length>0&&s.push(s[0].slice()),s}function Hi(t,i){return t.feature?e({},t.feature,{geometry:i}):Xi(i)}function Xi(t){return"Feature"===t.type||"FeatureCollection"===t.type?t:{type:"Feature",properties:{},geometry:t}}var qi={toGeoJSON:function(t){return Hi(this,{type:"Point",coordinates:Zi(this.getLatLng(),t)})}};function Vi(t,e){return new zi(t,e)}Ii.include(qi),Oi.include(qi),Ri.include(qi),ki.include({toGeoJSON:function(t){var e=!pi(this._latlngs);return Hi(this,{type:(e?"Multi":"")+"LineString",coordinates:Gi(this._latlngs,e?1:0,!1,t)})}}),Bi.include({toGeoJSON:function(t){var e=!pi(this._latlngs),i=e&&!pi(this._latlngs[0]),n=Gi(this._latlngs,i?2:e?1:0,!0,t);return e||(n=[n]),Hi(this,{type:(i?"Multi":"")+"Polygon",coordinates:n})}}),Ai.include({toMultiPoint:function(t){var e=[];return this.eachLayer(function(i){e.push(i.toGeoJSON(t).geometry.coordinates)}),Hi(this,{type:"MultiPoint",coordinates:e})},toGeoJSON:function(t){var e=this.feature&&this.feature.geometry&&this.feature.geometry.type;if("MultiPoint"===e)return this.toMultiPoint(t);var i="GeometryCollection"===e,n=[];return this.eachLayer(function(e){if(e.toGeoJSON){var s=e.toGeoJSON(t);if(i)n.push(s.geometry);else{var o=Xi(s);"FeatureCollection"===o.type?n.push.apply(n,o.features):n.push(o)}}}),i?Hi(this,{geometries:n,type:"GeometryCollection"}):{type:"FeatureCollection",features:n}}});var Yi=Vi,$i=Pi.extend({options:{opacity:1,alt:"",interactive:!1,crossOrigin:!1,errorOverlayUrl:"",zIndex:1,className:""},initialize:function(t,e,i){this._url=t,this._bounds=B(e),c(this,i)},onAdd:function(){this._image||(this._initImage(),this.options.opacity<1&&this._updateOpacity()),this.options.interactive&&(de(this._image,"leaflet-interactive"),this.addInteractiveTarget(this._image)),this.getPane().appendChild(this._image),this._reset()},onRemove:function(){oe(this._image),this.options.interactive&&this.removeInteractiveTarget(this._image)},setOpacity:function(t){return this.options.opacity=t,this._image&&this._updateOpacity(),this},setStyle:function(t){return t.opacity&&this.setOpacity(t.opacity),this},bringToFront:function(){return this._map&&ae(this._image),this},bringToBack:function(){return this._map&&he(this._image),this},setUrl:function(t){return this._url=t,this._image&&(this._image.src=t),this},setBounds:function(t){return this._bounds=B(t),this._map&&this._reset(),this},getEvents:function(){var t={zoom:this._reset,viewreset:this._reset};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},getBounds:function(){return this._bounds},getElement:function(){return this._image},_initImage:function(){var t="IMG"===this._url.tagName,e=this._image=t?this._url:se("img");de(e,"leaflet-image-layer"),this._zoomAnimated&&de(e,"leaflet-zoom-animated"),this.options.className&&de(e,this.options.className),e.onselectstart=h,e.onmousemove=h,e.onload=n(this.fire,this,"load"),e.onerror=n(this._overlayOnError,this,"error"),(this.options.crossOrigin||""===this.options.crossOrigin)&&(e.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),this.options.zIndex&&this._updateZIndex(),t?this._url=e.src:(e.src=this._url,e.alt=this.options.alt)},_animateZoom:function(t){var e=this._map.getZoomScale(t.zoom),i=this._map._latLngBoundsToNewLayerBounds(this._bounds,t.zoom,t.center).min;pe(this._image,i,e)},_reset:function(){var t=this._image,e=new R(this._map.latLngToLayerPoint(this._bounds.getNorthWest()),this._map.latLngToLayerPoint(this._bounds.getSouthEast())),i=e.getSize();me(t,e.min),t.style.width=i.x+"px",t.style.height=i.y+"px"},_updateOpacity:function(){fe(this._image,this.options.opacity)},_updateZIndex:function(){this._image&&void 0!==this.options.zIndex&&null!==this.options.zIndex&&(this._image.style.zIndex=this.options.zIndex)},_overlayOnError:function(){this.fire("error");var t=this.options.errorOverlayUrl;t&&this._url!==t&&(this._url=t,this._image.src=t)},getCenter:function(){return this._bounds.getCenter()}}),Ki=$i.extend({options:{autoplay:!0,loop:!0,keepAspectRatio:!0,muted:!1,playsInline:!0},_initImage:function(){var t="VIDEO"===this._url.tagName,e=this._image=t?this._url:se("video");if(de(e,"leaflet-image-layer"),this._zoomAnimated&&de(e,"leaflet-zoom-animated"),this.options.className&&de(e,this.options.className),e.onselectstart=h,e.onmousemove=h,e.onloadeddata=n(this.fire,this,"load"),t){for(var i=e.getElementsByTagName("source"),s=[],o=0;o<i.length;o++)s.push(i[o].src);this._url=i.length>0?s:[e.src]}else{p(this._url)||(this._url=[this._url]),!this.options.keepAspectRatio&&Object.prototype.hasOwnProperty.call(e.style,"objectFit")&&(e.style.objectFit="fill"),e.autoplay=!!this.options.autoplay,e.loop=!!this.options.loop,e.muted=!!this.options.muted,e.playsInline=!!this.options.playsInline;for(var r=0;r<this._url.length;r++){var a=se("source");a.src=this._url[r],e.appendChild(a)}}}});var Qi=$i.extend({_initImage:function(){var t=this._image=this._url;de(t,"leaflet-image-layer"),this._zoomAnimated&&de(t,"leaflet-zoom-animated"),this.options.className&&de(t,this.options.className),t.onselectstart=h,t.onmousemove=h}});var Ji=Pi.extend({options:{interactive:!1,offset:[0,0],className:"",pane:void 0,content:""},initialize:function(t,e){t&&(t instanceof z||p(t))?(this._latlng=U(t),c(this,e)):(c(this,t),this._source=e),this.options.content&&(this._content=this.options.content)},openOn:function(t){return(t=arguments.length?t:this._source._map).hasLayer(this)||t.addLayer(this),this},close:function(){return this._map&&this._map.removeLayer(this),this},toggle:function(t){return this._map?this.close():(arguments.length?this._source=t:t=this._source,this._prepareOpen(),this.openOn(t._map)),this},onAdd:function(t){this._zoomAnimated=t._zoomAnimated,this._container||this._initLayout(),t._fadeAnimated&&fe(this._container,0),clearTimeout(this._removeTimeout),this.getPane().appendChild(this._container),this.update(),t._fadeAnimated&&fe(this._container,1),this.bringToFront(),this.options.interactive&&(de(this._container,"leaflet-interactive"),this.addInteractiveTarget(this._container))},onRemove:function(t){t._fadeAnimated?(fe(this._container,0),this._removeTimeout=setTimeout(n(oe,void 0,this._container),200)):oe(this._container),this.options.interactive&&(ue(this._container,"leaflet-interactive"),this.removeInteractiveTarget(this._container))},getLatLng:function(){return this._latlng},setLatLng:function(t){return this._latlng=U(t),this._map&&(this._updatePosition(),this._adjustPan()),this},getContent:function(){return this._content},setContent:function(t){return this._content=t,this.update(),this},getElement:function(){return this._container},update:function(){this._map&&(this._container.style.visibility="hidden",this._updateContent(),this._updateLayout(),this._updatePosition(),this._container.style.visibility="",this._adjustPan())},getEvents:function(){var t={zoom:this._updatePosition,viewreset:this._updatePosition};return this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},isOpen:function(){return!!this._map&&this._map.hasLayer(this)},bringToFront:function(){return this._map&&ae(this._container),this},bringToBack:function(){return this._map&&he(this._container),this},_prepareOpen:function(t){var e=this._source;if(!e._map)return!1;if(e instanceof Ci){e=null;var i=this._source._layers;for(var n in i)if(i[n]._map){e=i[n];break}if(!e)return!1;this._source=e}if(!t)if(e.getCenter)t=e.getCenter();else if(e.getLatLng)t=e.getLatLng();else{if(!e.getBounds)throw new Error("Unable to get source layer LatLng.");t=e.getBounds().getCenter()}return this.setLatLng(t),this._map&&this.update(),!0},_updateContent:function(){if(this._content){var t=this._contentNode,e="function"==typeof this._content?this._content(this._source||this):this._content;if("string"==typeof e)t.innerHTML=e;else{for(;t.hasChildNodes();)t.removeChild(t.firstChild);t.appendChild(e)}this.fire("contentupdate")}},_updatePosition:function(){if(this._map){var t=this._map.latLngToLayerPoint(this._latlng),e=I(this.options.offset),i=this._getAnchor();this._zoomAnimated?me(this._container,t.add(i)):e=e.add(t).add(i);var n=this._containerBottom=-e.y,s=this._containerLeft=-Math.round(this._containerWidth/2)+e.x;this._container.style.bottom=n+"px",this._container.style.left=s+"px"}},_getAnchor:function(){return[0,0]}});Xe.include({_initOverlay:function(t,e,i,n){var s=e;return s instanceof t||(s=new t(n).setContent(e)),i&&s.setLatLng(i),s}}),Pi.include({_initOverlay:function(t,e,i,n){var s=i;return s instanceof t?(c(s,n),s._source=this):(s=e&&!n?e:new t(n,this)).setContent(i),s}});var tn=Ji.extend({options:{pane:"popupPane",offset:[0,7],maxWidth:300,minWidth:50,maxHeight:null,autoPan:!0,autoPanPaddingTopLeft:null,autoPanPaddingBottomRight:null,autoPanPadding:[5,5],keepInView:!1,closeButton:!0,autoClose:!0,closeOnEscapeKey:!0,className:""},openOn:function(t){return!(t=arguments.length?t:this._source._map).hasLayer(this)&&t._popup&&t._popup.options.autoClose&&t.removeLayer(t._popup),t._popup=this,Ji.prototype.openOn.call(this,t)},onAdd:function(t){Ji.prototype.onAdd.call(this,t),t.fire("popupopen",{popup:this}),this._source&&(this._source.fire("popupopen",{popup:this},!0),this._source instanceof Li||this._source.on("preclick",Re))},onRemove:function(t){Ji.prototype.onRemove.call(this,t),t.fire("popupclose",{popup:this}),this._source&&(this._source.fire("popupclose",{popup:this},!0),this._source instanceof Li||this._source.off("preclick",Re))},getEvents:function(){var t=Ji.prototype.getEvents.call(this);return(void 0!==this.options.closeOnClick?this.options.closeOnClick:this._map.options.closePopupOnClick)&&(t.preclick=this.close),this.options.keepInView&&(t.moveend=this._adjustPan),t},_initLayout:function(){var t="leaflet-popup",e=this._container=se("div",t+" "+(this.options.className||"")+" leaflet-zoom-animated"),i=this._wrapper=se("div",t+"-content-wrapper",e);if(this._contentNode=se("div",t+"-content",i),ke(e),Oe(this._contentNode),Ae(e,"contextmenu",Re),this._tipContainer=se("div",t+"-tip-container",e),this._tip=se("div",t+"-tip",this._tipContainer),this.options.closeButton){var n=this._closeButton=se("a",t+"-close-button",e);n.setAttribute("role","button"),n.setAttribute("aria-label","Close popup"),n.href="#close",n.innerHTML='<span aria-hidden="true">&#215;</span>',Ae(n,"click",function(t){Be(t),this.close()},this)}},_updateLayout:function(){var t=this._contentNode,e=t.style;e.width="",e.whiteSpace="nowrap";var i=t.offsetWidth;i=Math.min(i,this.options.maxWidth),i=Math.max(i,this.options.minWidth),e.width=i+1+"px",e.whiteSpace="",e.height="";var n=t.offsetHeight,s=this.options.maxHeight,o="leaflet-popup-scrolled";s&&n>s?(e.height=s+"px",de(t,o)):ue(t,o),this._containerWidth=this._container.offsetWidth},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center),i=this._getAnchor();me(this._container,e.add(i))},_adjustPan:function(){if(this.options.autoPan)if(this._map._panAnim&&this._map._panAnim.stop(),this._autopanning)this._autopanning=!1;else{var t=this._map,e=parseInt(ne(this._container,"marginBottom"),10)||0,i=this._container.offsetHeight+e,n=this._containerWidth,s=new N(this._containerLeft,-i-this._containerBottom);s._add(ve(this._container));var o=t.layerPointToContainerPoint(s),r=I(this.options.autoPanPadding),a=I(this.options.autoPanPaddingTopLeft||r),h=I(this.options.autoPanPaddingBottomRight||r),l=t.getSize(),d=0,u=0;o.x+n+h.x>l.x&&(d=o.x+n-l.x+h.x),o.x-d-a.x<0&&(d=o.x-a.x),o.y+i+h.y>l.y&&(u=o.y+i-l.y+h.y),o.y-u-a.y<0&&(u=o.y-a.y),(d||u)&&(this.options.keepInView&&(this._autopanning=!0),t.fire("autopanstart").panBy([d,u]))}},_getAnchor:function(){return I(this._source&&this._source._getPopupAnchor?this._source._getPopupAnchor():[0,0])}});Xe.mergeOptions({closePopupOnClick:!0}),Xe.include({openPopup:function(t,e,i){return this._initOverlay(tn,t,e,i).openOn(this),this},closePopup:function(t){return(t=arguments.length?t:this._popup)&&t.close(),this}}),Pi.include({bindPopup:function(t,e){return this._popup=this._initOverlay(tn,this._popup,t,e),this._popupHandlersAdded||(this.on({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!0),this},unbindPopup:function(){return this._popup&&(this.off({click:this._openPopup,keypress:this._onKeyPress,remove:this.closePopup,move:this._movePopup}),this._popupHandlersAdded=!1,this._popup=null),this},openPopup:function(t){return this._popup&&(this instanceof Ci||(this._popup._source=this),this._popup._prepareOpen(t||this._latlng)&&this._popup.openOn(this._map)),this},closePopup:function(){return this._popup&&this._popup.close(),this},togglePopup:function(){return this._popup&&this._popup.toggle(this),this},isPopupOpen:function(){return!!this._popup&&this._popup.isOpen()},setPopupContent:function(t){return this._popup&&this._popup.setContent(t),this},getPopup:function(){return this._popup},_openPopup:function(t){if(this._popup&&this._map){ze(t);var e=t.layer||t.target;this._popup._source!==e||e instanceof Li?(this._popup._source=e,this.openPopup(t.latlng)):this._map.hasLayer(this._popup)?this.closePopup():this.openPopup(t.latlng)}},_movePopup:function(t){this._popup.setLatLng(t.latlng)},_onKeyPress:function(t){13===t.originalEvent.keyCode&&this._openPopup(t)}});var en=Ji.extend({options:{pane:"tooltipPane",offset:[0,0],direction:"auto",permanent:!1,sticky:!1,opacity:.9},onAdd:function(t){Ji.prototype.onAdd.call(this,t),this.setOpacity(this.options.opacity),t.fire("tooltipopen",{tooltip:this}),this._source&&(this.addEventParent(this._source),this._source.fire("tooltipopen",{tooltip:this},!0))},onRemove:function(t){Ji.prototype.onRemove.call(this,t),t.fire("tooltipclose",{tooltip:this}),this._source&&(this.removeEventParent(this._source),this._source.fire("tooltipclose",{tooltip:this},!0))},getEvents:function(){var t=Ji.prototype.getEvents.call(this);return this.options.permanent||(t.preclick=this.close),t},_initLayout:function(){var t="leaflet-tooltip "+(this.options.className||"")+" leaflet-zoom-"+(this._zoomAnimated?"animated":"hide");this._contentNode=this._container=se("div",t),this._container.setAttribute("role","tooltip"),this._container.setAttribute("id","leaflet-tooltip-"+o(this))},_updateLayout:function(){},_adjustPan:function(){},_setPosition:function(t){var e,i,n=this._map,s=this._container,o=n.latLngToContainerPoint(n.getCenter()),r=n.layerPointToContainerPoint(t),a=this.options.direction,h=s.offsetWidth,l=s.offsetHeight,d=I(this.options.offset),u=this._getAnchor();"top"===a?(e=h/2,i=l):"bottom"===a?(e=h/2,i=0):"center"===a?(e=h/2,i=l/2):"right"===a?(e=0,i=l/2):"left"===a?(e=h,i=l/2):r.x<o.x?(a="right",e=0,i=l/2):(a="left",e=h+2*(d.x+u.x),i=l/2),t=t.subtract(I(e,i,!0)).add(d).add(u),ue(s,"leaflet-tooltip-right"),ue(s,"leaflet-tooltip-left"),ue(s,"leaflet-tooltip-top"),ue(s,"leaflet-tooltip-bottom"),de(s,"leaflet-tooltip-"+a),me(s,t)},_updatePosition:function(){var t=this._map.latLngToLayerPoint(this._latlng);this._setPosition(t)},setOpacity:function(t){this.options.opacity=t,this._container&&fe(this._container,t)},_animateZoom:function(t){var e=this._map._latLngToNewLayerPoint(this._latlng,t.zoom,t.center);this._setPosition(e)},_getAnchor:function(){return I(this._source&&this._source._getTooltipAnchor&&!this.options.sticky?this._source._getTooltipAnchor():[0,0])}});Xe.include({openTooltip:function(t,e,i){return this._initOverlay(en,t,e,i).openOn(this),this},closeTooltip:function(t){return t.close(),this}}),Pi.include({bindTooltip:function(t,e){return this._tooltip&&this.isTooltipOpen()&&this.unbindTooltip(),this._tooltip=this._initOverlay(en,this._tooltip,t,e),this._initTooltipInteractions(),this._tooltip.options.permanent&&this._map&&this._map.hasLayer(this)&&this.openTooltip(),this},unbindTooltip:function(){return this._tooltip&&(this._initTooltipInteractions(!0),this.closeTooltip(),this._tooltip=null),this},_initTooltipInteractions:function(t){if(t||!this._tooltipHandlersAdded){var e=t?"off":"on",i={remove:this.closeTooltip,move:this._moveTooltip};this._tooltip.options.permanent?i.add=this._openTooltip:(i.mouseover=this._openTooltip,i.mouseout=this.closeTooltip,i.click=this._openTooltip,this._map?this._addFocusListeners():i.add=this._addFocusListeners),this._tooltip.options.sticky&&(i.mousemove=this._moveTooltip),this[e](i),this._tooltipHandlersAdded=!t}},openTooltip:function(t){return this._tooltip&&(this instanceof Ci||(this._tooltip._source=this),this._tooltip._prepareOpen(t)&&(this._tooltip.openOn(this._map),this.getElement?this._setAriaDescribedByOnLayer(this):this.eachLayer&&this.eachLayer(this._setAriaDescribedByOnLayer,this))),this},closeTooltip:function(){if(this._tooltip)return this._tooltip.close()},toggleTooltip:function(){return this._tooltip&&this._tooltip.toggle(this),this},isTooltipOpen:function(){return this._tooltip.isOpen()},setTooltipContent:function(t){return this._tooltip&&this._tooltip.setContent(t),this},getTooltip:function(){return this._tooltip},_addFocusListeners:function(){this.getElement?this._addFocusListenersOnLayer(this):this.eachLayer&&this.eachLayer(this._addFocusListenersOnLayer,this)},_addFocusListenersOnLayer:function(t){var e="function"==typeof t.getElement&&t.getElement();e&&(Ae(e,"focus",function(){this._tooltip._source=t,this.openTooltip()},this),Ae(e,"blur",this.closeTooltip,this))},_setAriaDescribedByOnLayer:function(t){var e="function"==typeof t.getElement&&t.getElement();e&&e.setAttribute("aria-describedby",this._tooltip._container.id)},_openTooltip:function(t){if(this._tooltip&&this._map)if(this._map.dragging&&this._map.dragging.moving()&&!this._openOnceFlag){this._openOnceFlag=!0;var e=this;this._map.once("moveend",function(){e._openOnceFlag=!1,e._openTooltip(t)})}else this._tooltip._source=t.layer||t.target,this.openTooltip(this._tooltip.options.sticky?t.latlng:void 0)},_moveTooltip:function(t){var e,i,n=t.latlng;this._tooltip.options.sticky&&t.originalEvent&&(e=this._map.mouseEventToContainerPoint(t.originalEvent),i=this._map.containerPointToLayerPoint(e),n=this._map.layerPointToLatLng(i)),this._tooltip.setLatLng(n)}});var nn=Mi.extend({options:{iconSize:[12,12],html:!1,bgPos:null,className:"leaflet-div-icon"},createIcon:function(t){var e=t&&"DIV"===t.tagName?t:document.createElement("div"),i=this.options;if(i.html instanceof Element?(re(e),e.appendChild(i.html)):e.innerHTML=!1!==i.html?i.html:"",i.bgPos){var n=I(i.bgPos);e.style.backgroundPosition=-n.x+"px "+-n.y+"px"}return this._setIconStyles(e,"icon"),e},createShadow:function(){return null}});Mi.Default=Ni;var sn=Pi.extend({options:{tileSize:256,opacity:1,updateWhenIdle:Rt.mobile,updateWhenZooming:!0,updateInterval:200,zIndex:1,bounds:null,minZoom:0,maxZoom:void 0,maxNativeZoom:void 0,minNativeZoom:void 0,noWrap:!1,pane:"tilePane",className:"",keepBuffer:2},initialize:function(t){c(this,t)},onAdd:function(){this._initContainer(),this._levels={},this._tiles={},this._resetView()},beforeAdd:function(t){t._addZoomLimit(this)},onRemove:function(t){this._removeAllTiles(),oe(this._container),t._removeZoomLimit(this),this._container=null,this._tileZoom=void 0},bringToFront:function(){return this._map&&(ae(this._container),this._setAutoZIndex(Math.max)),this},bringToBack:function(){return this._map&&(he(this._container),this._setAutoZIndex(Math.min)),this},getContainer:function(){return this._container},setOpacity:function(t){return this.options.opacity=t,this._updateOpacity(),this},setZIndex:function(t){return this.options.zIndex=t,this._updateZIndex(),this},isLoading:function(){return this._loading},redraw:function(){if(this._map){this._removeAllTiles();var t=this._clampZoom(this._map.getZoom());t!==this._tileZoom&&(this._tileZoom=t,this._updateLevels()),this._update()}return this},getEvents:function(){var t={viewprereset:this._invalidateAll,viewreset:this._resetView,zoom:this._resetView,moveend:this._onMoveEnd};return this.options.updateWhenIdle||(this._onMove||(this._onMove=r(this._onMoveEnd,this.options.updateInterval,this)),t.move=this._onMove),this._zoomAnimated&&(t.zoomanim=this._animateZoom),t},createTile:function(){return document.createElement("div")},getTileSize:function(){var t=this.options.tileSize;return t instanceof N?t:new N(t,t)},_updateZIndex:function(){this._container&&void 0!==this.options.zIndex&&null!==this.options.zIndex&&(this._container.style.zIndex=this.options.zIndex)},_setAutoZIndex:function(t){for(var e,i=this.getPane().children,n=-t(-1/0,1/0),s=0,o=i.length;s<o;s++)e=i[s].style.zIndex,i[s]!==this._container&&e&&(n=t(n,+e));isFinite(n)&&(this.options.zIndex=n+t(-1,1),this._updateZIndex())},_updateOpacity:function(){if(this._map&&!Rt.ielt9){fe(this._container,this.options.opacity);var t=+new Date,e=!1,i=!1;for(var n in this._tiles){var s=this._tiles[n];if(s.current&&s.loaded){var o=Math.min(1,(t-s.loaded)/200);fe(s.el,o),o<1?e=!0:(s.active?i=!0:this._onOpaqueTile(s),s.active=!0)}}i&&!this._noPrune&&this._pruneTiles(),e&&(E(this._fadeFrame),this._fadeFrame=T(this._updateOpacity,this))}},_onOpaqueTile:h,_initContainer:function(){this._container||(this._container=se("div","leaflet-layer "+(this.options.className||"")),this._updateZIndex(),this.options.opacity<1&&this._updateOpacity(),this.getPane().appendChild(this._container))},_updateLevels:function(){var t=this._tileZoom,e=this.options.maxZoom;if(void 0!==t){for(var i in this._levels)i=Number(i),this._levels[i].el.children.length||i===t?(this._levels[i].el.style.zIndex=e-Math.abs(t-i),this._onUpdateLevel(i)):(oe(this._levels[i].el),this._removeTilesAtZoom(i),this._onRemoveLevel(i),delete this._levels[i]);var n=this._levels[t],s=this._map;return n||((n=this._levels[t]={}).el=se("div","leaflet-tile-container leaflet-zoom-animated",this._container),n.el.style.zIndex=e,n.origin=s.project(s.unproject(s.getPixelOrigin()),t).round(),n.zoom=t,this._setZoomTransform(n,s.getCenter(),s.getZoom()),n.el.offsetWidth,this._onCreateLevel(n)),this._level=n,n}},_onUpdateLevel:h,_onRemoveLevel:h,_onCreateLevel:h,_pruneTiles:function(){if(this._map){var t,e,i=this._map.getZoom();if(i>this.options.maxZoom||i<this.options.minZoom)this._removeAllTiles();else{for(t in this._tiles)(e=this._tiles[t]).retain=e.current;for(t in this._tiles)if((e=this._tiles[t]).current&&!e.active){var n=e.coords;this._retainParent(n.x,n.y,n.z,n.z-5)||this._retainChildren(n.x,n.y,n.z,n.z+2)}for(t in this._tiles)this._tiles[t].retain||this._removeTile(t)}}},_removeTilesAtZoom:function(t){for(var e in this._tiles)this._tiles[e].coords.z===t&&this._removeTile(e)},_removeAllTiles:function(){for(var t in this._tiles)this._removeTile(t)},_invalidateAll:function(){for(var t in this._levels)oe(this._levels[t].el),this._onRemoveLevel(Number(t)),delete this._levels[t];this._removeAllTiles(),this._tileZoom=void 0},_retainParent:function(t,e,i,n){var s=Math.floor(t/2),o=Math.floor(e/2),r=i-1,a=new N(+s,+o);a.z=+r;var h=this._tileCoordsToKey(a),l=this._tiles[h];return l&&l.active?(l.retain=!0,!0):(l&&l.loaded&&(l.retain=!0),r>n&&this._retainParent(s,o,r,n))},_retainChildren:function(t,e,i,n){for(var s=2*t;s<2*t+2;s++)for(var o=2*e;o<2*e+2;o++){var r=new N(s,o);r.z=i+1;var a=this._tileCoordsToKey(r),h=this._tiles[a];h&&h.active?h.retain=!0:(h&&h.loaded&&(h.retain=!0),i+1<n&&this._retainChildren(s,o,i+1,n))}},_resetView:function(t){var e=t&&(t.pinch||t.flyTo);this._setView(this._map.getCenter(),this._map.getZoom(),e,e)},_animateZoom:function(t){this._setView(t.center,t.zoom,!0,t.noUpdate)},_clampZoom:function(t){var e=this.options;return void 0!==e.minNativeZoom&&t<e.minNativeZoom?e.minNativeZoom:void 0!==e.maxNativeZoom&&e.maxNativeZoom<t?e.maxNativeZoom:t},_setView:function(t,e,i,n){var s=Math.round(e);s=void 0!==this.options.maxZoom&&s>this.options.maxZoom||void 0!==this.options.minZoom&&s<this.options.minZoom?void 0:this._clampZoom(s);var o=this.options.updateWhenZooming&&s!==this._tileZoom;n&&!o||(this._tileZoom=s,this._abortLoading&&this._abortLoading(),this._updateLevels(),this._resetGrid(),void 0!==s&&this._update(t),i||this._pruneTiles(),this._noPrune=!!i),this._setZoomTransforms(t,e)},_setZoomTransforms:function(t,e){for(var i in this._levels)this._setZoomTransform(this._levels[i],t,e)},_setZoomTransform:function(t,e,i){var n=this._map.getZoomScale(i,t.zoom),s=t.origin.multiplyBy(n).subtract(this._map._getNewPixelOrigin(e,i)).round();Rt.any3d?pe(t.el,s,n):me(t.el,s)},_resetGrid:function(){var t=this._map,e=t.options.crs,i=this._tileSize=this.getTileSize(),n=this._tileZoom,s=this._map.getPixelWorldBounds(this._tileZoom);s&&(this._globalTileRange=this._pxBoundsToTileRange(s)),this._wrapX=e.wrapLng&&!this.options.noWrap&&[Math.floor(t.project([0,e.wrapLng[0]],n).x/i.x),Math.ceil(t.project([0,e.wrapLng[1]],n).x/i.y)],this._wrapY=e.wrapLat&&!this.options.noWrap&&[Math.floor(t.project([e.wrapLat[0],0],n).y/i.x),Math.ceil(t.project([e.wrapLat[1],0],n).y/i.y)]},_onMoveEnd:function(){this._map&&!this._map._animatingZoom&&this._update()},_getTiledPixelBounds:function(t){var e=this._map,i=e._animatingZoom?Math.max(e._animateToZoom,e.getZoom()):e.getZoom(),n=e.getZoomScale(i,this._tileZoom),s=e.project(t,this._tileZoom).floor(),o=e.getSize().divideBy(2*n);return new R(s.subtract(o),s.add(o))},_update:function(t){var e=this._map;if(e){var i=this._clampZoom(e.getZoom());if(void 0===t&&(t=e.getCenter()),void 0!==this._tileZoom){var n=this._getTiledPixelBounds(t),s=this._pxBoundsToTileRange(n),o=s.getCenter(),r=[],a=this.options.keepBuffer,h=new R(s.getBottomLeft().subtract([a,-a]),s.getTopRight().add([a,-a]));if(!(isFinite(s.min.x)&&isFinite(s.min.y)&&isFinite(s.max.x)&&isFinite(s.max.y)))throw new Error("Attempted to load an infinite number of tiles");for(var l in this._tiles){var d=this._tiles[l].coords;d.z===this._tileZoom&&h.contains(new N(d.x,d.y))||(this._tiles[l].current=!1)}if(Math.abs(i-this._tileZoom)>1)this._setView(t,i);else{for(var u=s.min.y;u<=s.max.y;u++)for(var c=s.min.x;c<=s.max.x;c++){var _=new N(c,u);if(_.z=this._tileZoom,this._isValidTile(_)){var f=this._tiles[this._tileCoordsToKey(_)];f?f.current=!0:r.push(_)}}if(r.sort(function(t,e){return t.distanceTo(o)-e.distanceTo(o)}),0!==r.length){this._loading||(this._loading=!0,this.fire("loading"));var g=document.createDocumentFragment();for(c=0;c<r.length;c++)this._addTile(r[c],g);this._level.el.appendChild(g)}}}}},_isValidTile:function(t){var e=this._map.options.crs;if(!e.infinite){var i=this._globalTileRange;if(!e.wrapLng&&(t.x<i.min.x||t.x>i.max.x)||!e.wrapLat&&(t.y<i.min.y||t.y>i.max.y))return!1}if(!this.options.bounds)return!0;var n=this._tileCoordsToBounds(t);return B(this.options.bounds).overlaps(n)},_keyToBounds:function(t){return this._tileCoordsToBounds(this._keyToTileCoords(t))},_tileCoordsToNwSe:function(t){var e=this._map,i=this.getTileSize(),n=t.scaleBy(i),s=n.add(i);return[e.unproject(n,t.z),e.unproject(s,t.z)]},_tileCoordsToBounds:function(t){var e=this._tileCoordsToNwSe(t),i=new k(e[0],e[1]);return this.options.noWrap||(i=this._map.wrapLatLngBounds(i)),i},_tileCoordsToKey:function(t){return t.x+":"+t.y+":"+t.z},_keyToTileCoords:function(t){var e=t.split(":"),i=new N(+e[0],+e[1]);return i.z=+e[2],i},_removeTile:function(t){var e=this._tiles[t];e&&(oe(e.el),delete this._tiles[t],this.fire("tileunload",{tile:e.el,coords:this._keyToTileCoords(t)}))},_initTile:function(t){de(t,"leaflet-tile");var e=this.getTileSize();t.style.width=e.x+"px",t.style.height=e.y+"px",t.onselectstart=h,t.onmousemove=h,Rt.ielt9&&this.options.opacity<1&&fe(t,this.options.opacity)},_addTile:function(t,e){var i=this._getTilePos(t),s=this._tileCoordsToKey(t),o=this.createTile(this._wrapCoords(t),n(this._tileReady,this,t));this._initTile(o),this.createTile.length<2&&T(n(this._tileReady,this,t,null,o)),me(o,i),this._tiles[s]={el:o,coords:t,current:!0},e.appendChild(o),this.fire("tileloadstart",{tile:o,coords:t})},_tileReady:function(t,e,i){e&&this.fire("tileerror",{error:e,tile:i,coords:t});var s=this._tileCoordsToKey(t);(i=this._tiles[s])&&(i.loaded=+new Date,this._map._fadeAnimated?(fe(i.el,0),E(this._fadeFrame),this._fadeFrame=T(this._updateOpacity,this)):(i.active=!0,this._pruneTiles()),e||(de(i.el,"leaflet-tile-loaded"),this.fire("tileload",{tile:i.el,coords:t})),this._noTilesToLoad()&&(this._loading=!1,this.fire("load"),Rt.ielt9||!this._map._fadeAnimated?T(this._pruneTiles,this):setTimeout(n(this._pruneTiles,this),250)))},_getTilePos:function(t){return t.scaleBy(this.getTileSize()).subtract(this._level.origin)},_wrapCoords:function(t){var e=new N(this._wrapX?a(t.x,this._wrapX):t.x,this._wrapY?a(t.y,this._wrapY):t.y);return e.z=t.z,e},_pxBoundsToTileRange:function(t){var e=this.getTileSize();return new R(t.min.unscaleBy(e).floor(),t.max.unscaleBy(e).ceil().subtract([1,1]))},_noTilesToLoad:function(){for(var t in this._tiles)if(!this._tiles[t].loaded)return!1;return!0}});var on=sn.extend({options:{minZoom:0,maxZoom:18,subdomains:"abc",errorTileUrl:"",zoomOffset:0,tms:!1,zoomReverse:!1,detectRetina:!1,crossOrigin:!1,referrerPolicy:!1},initialize:function(t,e){this._url=t,(e=c(this,e)).detectRetina&&Rt.retina&&e.maxZoom>0?(e.tileSize=Math.floor(e.tileSize/2),e.zoomReverse?(e.zoomOffset--,e.minZoom=Math.min(e.maxZoom,e.minZoom+1)):(e.zoomOffset++,e.maxZoom=Math.max(e.minZoom,e.maxZoom-1)),e.minZoom=Math.max(0,e.minZoom)):e.zoomReverse?e.minZoom=Math.min(e.maxZoom,e.minZoom):e.maxZoom=Math.max(e.minZoom,e.maxZoom),"string"==typeof e.subdomains&&(e.subdomains=e.subdomains.split("")),this.on("tileunload",this._onTileRemove)},setUrl:function(t,e){return this._url===t&&void 0===e&&(e=!0),this._url=t,e||this.redraw(),this},createTile:function(t,e){var i=document.createElement("img");return Ae(i,"load",n(this._tileOnLoad,this,e,i)),Ae(i,"error",n(this._tileOnError,this,e,i)),(this.options.crossOrigin||""===this.options.crossOrigin)&&(i.crossOrigin=!0===this.options.crossOrigin?"":this.options.crossOrigin),"string"==typeof this.options.referrerPolicy&&(i.referrerPolicy=this.options.referrerPolicy),i.alt="",i.src=this.getTileUrl(t),i},getTileUrl:function(t){var i={r:Rt.retina?"@2x":"",s:this._getSubdomain(t),x:t.x,y:t.y,z:this._getZoomForUrl()};if(this._map&&!this._map.options.crs.infinite){var n=this._globalTileRange.max.y-t.y;this.options.tms&&(i.y=n),i["-y"]=n}return g(this._url,e(i,this.options))},_tileOnLoad:function(t,e){Rt.ielt9?setTimeout(n(t,this,null,e),0):t(null,e)},_tileOnError:function(t,e,i){var n=this.options.errorTileUrl;n&&e.getAttribute("src")!==n&&(e.src=n),t(i,e)},_onTileRemove:function(t){t.tile.onload=null},_getZoomForUrl:function(){var t=this._tileZoom,e=this.options.maxZoom;return this.options.zoomReverse&&(t=e-t),t+this.options.zoomOffset},_getSubdomain:function(t){var e=Math.abs(t.x+t.y)%this.options.subdomains.length;return this.options.subdomains[e]},_abortLoading:function(){var t,e;for(t in this._tiles)if(this._tiles[t].coords.z!==this._tileZoom&&((e=this._tiles[t].el).onload=h,e.onerror=h,!e.complete)){e.src=v;var i=this._tiles[t].coords;oe(e),delete this._tiles[t],this.fire("tileabort",{tile:e,coords:i})}},_removeTile:function(t){var e=this._tiles[t];if(e)return e.el.setAttribute("src",v),sn.prototype._removeTile.call(this,t)},_tileReady:function(t,e,i){if(this._map&&(!i||i.getAttribute("src")!==v))return sn.prototype._tileReady.call(this,t,e,i)}});function rn(t,e){return new on(t,e)}var an=on.extend({defaultWmsParams:{service:"WMS",request:"GetMap",layers:"",styles:"",format:"image/jpeg",transparent:!1,version:"1.1.1"},options:{crs:null,uppercase:!1},initialize:function(t,i){this._url=t;var n=e({},this.defaultWmsParams);for(var s in i)s in this.options||(n[s]=i[s]);var o=(i=c(this,i)).detectRetina&&Rt.retina?2:1,r=this.getTileSize();n.width=r.x*o,n.height=r.y*o,this.wmsParams=n},onAdd:function(t){this._crs=this.options.crs||t.options.crs,this._wmsVersion=parseFloat(this.wmsParams.version);var e=this._wmsVersion>=1.3?"crs":"srs";this.wmsParams[e]=this._crs.code,on.prototype.onAdd.call(this,t)},getTileUrl:function(t){var e=this._tileCoordsToNwSe(t),i=this._crs,n=O(i.project(e[0]),i.project(e[1])),s=n.min,o=n.max,r=(this._wmsVersion>=1.3&&this._crs===Ti?[s.y,s.x,o.y,o.x]:[s.x,s.y,o.x,o.y]).join(","),a=on.prototype.getTileUrl.call(this,t);return a+_(this.wmsParams,a,this.options.uppercase)+(this.options.uppercase?"&BBOX=":"&bbox=")+r},setParams:function(t,i){return e(this.wmsParams,t),i||this.redraw(),this}});on.WMS=an,rn.wms=function(t,e){return new an(t,e)};var hn=Pi.extend({options:{padding:.1},initialize:function(t){c(this,t),o(this),this._layers=this._layers||{}},onAdd:function(){this._container||(this._initContainer(),de(this._container,"leaflet-zoom-animated")),this.getPane().appendChild(this._container),this._update(),this.on("update",this._updatePaths,this)},onRemove:function(){this.off("update",this._updatePaths,this),this._destroyContainer()},getEvents:function(){var t={viewreset:this._reset,zoom:this._onZoom,moveend:this._update,zoomend:this._onZoomEnd};return this._zoomAnimated&&(t.zoomanim=this._onAnimZoom),t},_onAnimZoom:function(t){this._updateTransform(t.center,t.zoom)},_onZoom:function(){this._updateTransform(this._map.getCenter(),this._map.getZoom())},_updateTransform:function(t,e){var i=this._map.getZoomScale(e,this._zoom),n=this._map.getSize().multiplyBy(.5+this.options.padding),s=this._map.project(this._center,e),o=n.multiplyBy(-i).add(s).subtract(this._map._getNewPixelOrigin(t,e));Rt.any3d?pe(this._container,o,i):me(this._container,o)},_reset:function(){for(var t in this._update(),this._updateTransform(this._center,this._zoom),this._layers)this._layers[t]._reset()},_onZoomEnd:function(){for(var t in this._layers)this._layers[t]._project()},_updatePaths:function(){for(var t in this._layers)this._layers[t]._update()},_update:function(){var t=this.options.padding,e=this._map.getSize(),i=this._map.containerPointToLayerPoint(e.multiplyBy(-t)).round();this._bounds=new R(i,i.add(e.multiplyBy(1+2*t)).round()),this._center=this._map.getCenter(),this._zoom=this._map.getZoom()}}),ln=hn.extend({options:{tolerance:0},getEvents:function(){var t=hn.prototype.getEvents.call(this);return t.viewprereset=this._onViewPreReset,t},_onViewPreReset:function(){this._postponeUpdatePaths=!0},onAdd:function(){hn.prototype.onAdd.call(this),this._draw()},_initContainer:function(){var t=this._container=document.createElement("canvas");Ae(t,"mousemove",this._onMouseMove,this),Ae(t,"click dblclick mousedown mouseup contextmenu",this._onClick,this),Ae(t,"mouseout",this._handleMouseOut,this),t._leaflet_disable_events=!0,this._ctx=t.getContext("2d")},_destroyContainer:function(){E(this._redrawRequest),delete this._ctx,oe(this._container),Me(this._container),delete this._container},_updatePaths:function(){if(!this._postponeUpdatePaths){for(var t in this._redrawBounds=null,this._layers)this._layers[t]._update();this._redraw()}},_update:function(){if(!this._map._animatingZoom||!this._bounds){hn.prototype._update.call(this);var t=this._bounds,e=this._container,i=t.getSize(),n=Rt.retina?2:1;me(e,t.min),e.width=n*i.x,e.height=n*i.y,e.style.width=i.x+"px",e.style.height=i.y+"px",Rt.retina&&this._ctx.scale(2,2),this._ctx.translate(-t.min.x,-t.min.y),this.fire("update")}},_reset:function(){hn.prototype._reset.call(this),this._postponeUpdatePaths&&(this._postponeUpdatePaths=!1,this._updatePaths())},_initPath:function(t){this._updateDashArray(t),this._layers[o(t)]=t;var e=t._order={layer:t,prev:this._drawLast,next:null};this._drawLast&&(this._drawLast.next=e),this._drawLast=e,this._drawFirst=this._drawFirst||this._drawLast},_addPath:function(t){this._requestRedraw(t)},_removePath:function(t){var e=t._order,i=e.next,n=e.prev;i?i.prev=n:this._drawLast=n,n?n.next=i:this._drawFirst=i,delete t._order,delete this._layers[o(t)],this._requestRedraw(t)},_updatePath:function(t){this._extendRedrawBounds(t),t._project(),t._update(),this._requestRedraw(t)},_updateStyle:function(t){this._updateDashArray(t),this._requestRedraw(t)},_updateDashArray:function(t){if("string"==typeof t.options.dashArray){var e,i,n=t.options.dashArray.split(/[, ]+/),s=[];for(i=0;i<n.length;i++){if(e=Number(n[i]),isNaN(e))return;s.push(e)}t.options._dashArray=s}else t.options._dashArray=t.options.dashArray},_requestRedraw:function(t){this._map&&(this._extendRedrawBounds(t),this._redrawRequest=this._redrawRequest||T(this._redraw,this))},_extendRedrawBounds:function(t){if(t._pxBounds){var e=(t.options.weight||0)+1;this._redrawBounds=this._redrawBounds||new R,this._redrawBounds.extend(t._pxBounds.min.subtract([e,e])),this._redrawBounds.extend(t._pxBounds.max.add([e,e]))}},_redraw:function(){this._redrawRequest=null,this._redrawBounds&&(this._redrawBounds.min._floor(),this._redrawBounds.max._ceil()),this._clear(),this._draw(),this._redrawBounds=null},_clear:function(){var t=this._redrawBounds;if(t){var e=t.getSize();this._ctx.clearRect(t.min.x,t.min.y,e.x,e.y)}else this._ctx.save(),this._ctx.setTransform(1,0,0,1,0,0),this._ctx.clearRect(0,0,this._container.width,this._container.height),this._ctx.restore()},_draw:function(){var t,e=this._redrawBounds;if(this._ctx.save(),e){var i=e.getSize();this._ctx.beginPath(),this._ctx.rect(e.min.x,e.min.y,i.x,i.y),this._ctx.clip()}this._drawing=!0;for(var n=this._drawFirst;n;n=n.next)t=n.layer,(!e||t._pxBounds&&t._pxBounds.intersects(e))&&t._updatePath();this._drawing=!1,this._ctx.restore()},_updatePoly:function(t,e){if(this._drawing){var i,n,s,o,r=t._parts,a=r.length,h=this._ctx;if(a){for(h.beginPath(),i=0;i<a;i++){for(n=0,s=r[i].length;n<s;n++)o=r[i][n],h[n?"lineTo":"moveTo"](o.x,o.y);e&&h.closePath()}this._fillStroke(h,t)}}},_updateCircle:function(t){if(this._drawing&&!t._empty()){var e=t._point,i=this._ctx,n=Math.max(Math.round(t._radius),1),s=(Math.max(Math.round(t._radiusY),1)||n)/n;1!==s&&(i.save(),i.scale(1,s)),i.beginPath(),i.arc(e.x,e.y/s,n,0,2*Math.PI,!1),1!==s&&i.restore(),this._fillStroke(i,t)}},_fillStroke:function(t,e){var i=e.options;i.fill&&(t.globalAlpha=i.fillOpacity,t.fillStyle=i.fillColor||i.color,t.fill(i.fillRule||"evenodd")),i.stroke&&0!==i.weight&&(t.setLineDash&&t.setLineDash(e.options&&e.options._dashArray||[]),t.globalAlpha=i.opacity,t.lineWidth=i.weight,t.strokeStyle=i.color,t.lineCap=i.lineCap,t.lineJoin=i.lineJoin,t.stroke())},_onClick:function(t){for(var e,i,n=this._map.mouseEventToLayerPoint(t),s=this._drawFirst;s;s=s.next)(e=s.layer).options.interactive&&e._containsPoint(n)&&("click"!==t.type&&"preclick"!==t.type||!this._map._draggableMoved(e))&&(i=e);this._fireEvent(!!i&&[i],t)},_onMouseMove:function(t){if(this._map&&!this._map.dragging.moving()&&!this._map._animatingZoom){var e=this._map.mouseEventToLayerPoint(t);this._handleMouseHover(t,e)}},_handleMouseOut:function(t){var e=this._hoveredLayer;e&&(ue(this._container,"leaflet-interactive"),this._fireEvent([e],t,"mouseout"),this._hoveredLayer=null,this._mouseHoverThrottled=!1)},_handleMouseHover:function(t,e){if(!this._mouseHoverThrottled){for(var i,s,o=this._drawFirst;o;o=o.next)(i=o.layer).options.interactive&&i._containsPoint(e)&&(s=i);s!==this._hoveredLayer&&(this._handleMouseOut(t),s&&(de(this._container,"leaflet-interactive"),this._fireEvent([s],t,"mouseover"),this._hoveredLayer=s)),this._fireEvent(!!this._hoveredLayer&&[this._hoveredLayer],t),this._mouseHoverThrottled=!0,setTimeout(n(function(){this._mouseHoverThrottled=!1},this),32)}},_fireEvent:function(t,e,i){this._map._fireDOMEvent(e,i||e.type,t)},_bringToFront:function(t){var e=t._order;if(e){var i=e.next,n=e.prev;i&&(i.prev=n,n?n.next=i:i&&(this._drawFirst=i),e.prev=this._drawLast,this._drawLast.next=e,e.next=null,this._drawLast=e,this._requestRedraw(t))}},_bringToBack:function(t){var e=t._order;if(e){var i=e.next,n=e.prev;n&&(n.next=i,i?i.prev=n:n&&(this._drawLast=n),e.prev=null,e.next=this._drawFirst,this._drawFirst.prev=e,this._drawFirst=e,this._requestRedraw(t))}}});function dn(t){return Rt.canvas?new ln(t):null}var un=function(){try{return document.namespaces.add("lvml","urn:schemas-microsoft-com:vml"),function(t){return document.createElement("<lvml:"+t+' class="lvml">')}}catch(t){}return function(t){return document.createElement("<"+t+' xmlns="urn:schemas-microsoft.com:vml" class="lvml">')}}(),cn={_initContainer:function(){this._container=se("div","leaflet-vml-container")},_update:function(){this._map._animatingZoom||(hn.prototype._update.call(this),this.fire("update"))},_initPath:function(t){var e=t._container=un("shape");de(e,"leaflet-vml-shape "+(this.options.className||"")),e.coordsize="1 1",t._path=un("path"),e.appendChild(t._path),this._updateStyle(t),this._layers[o(t)]=t},_addPath:function(t){var e=t._container;this._container.appendChild(e),t.options.interactive&&t.addInteractiveTarget(e)},_removePath:function(t){var e=t._container;oe(e),t.removeInteractiveTarget(e),delete this._layers[o(t)]},_updateStyle:function(t){var e=t._stroke,i=t._fill,n=t.options,s=t._container;s.stroked=!!n.stroke,s.filled=!!n.fill,n.stroke?(e||(e=t._stroke=un("stroke")),s.appendChild(e),e.weight=n.weight+"px",e.color=n.color,e.opacity=n.opacity,n.dashArray?e.dashStyle=p(n.dashArray)?n.dashArray.join(" "):n.dashArray.replace(/( *, *)/g," "):e.dashStyle="",e.endcap=n.lineCap.replace("butt","flat"),e.joinstyle=n.lineJoin):e&&(s.removeChild(e),t._stroke=null),n.fill?(i||(i=t._fill=un("fill")),s.appendChild(i),i.color=n.fillColor||n.color,i.opacity=n.fillOpacity):i&&(s.removeChild(i),t._fill=null)},_updateCircle:function(t){var e=t._point.round(),i=Math.round(t._radius),n=Math.round(t._radiusY||i);this._setPath(t,t._empty()?"M0 0":"AL "+e.x+","+e.y+" "+i+","+n+" 0,23592600")},_setPath:function(t,e){t._path.v=e},_bringToFront:function(t){ae(t._container)},_bringToBack:function(t){he(t._container)}},_n=Rt.vml?un:Y,fn=hn.extend({_initContainer:function(){this._container=_n("svg"),this._container.setAttribute("pointer-events","none"),this._rootGroup=_n("g"),this._container.appendChild(this._rootGroup)},_destroyContainer:function(){oe(this._container),Me(this._container),delete this._container,delete this._rootGroup,delete this._svgSize},_update:function(){if(!this._map._animatingZoom||!this._bounds){hn.prototype._update.call(this);var t=this._bounds,e=t.getSize(),i=this._container;this._svgSize&&this._svgSize.equals(e)||(this._svgSize=e,i.setAttribute("width",e.x),i.setAttribute("height",e.y)),me(i,t.min),i.setAttribute("viewBox",[t.min.x,t.min.y,e.x,e.y].join(" ")),this.fire("update")}},_initPath:function(t){var e=t._path=_n("path");t.options.className&&de(e,t.options.className),t.options.interactive&&de(e,"leaflet-interactive"),this._updateStyle(t),this._layers[o(t)]=t},_addPath:function(t){this._rootGroup||this._initContainer(),this._rootGroup.appendChild(t._path),t.addInteractiveTarget(t._path)},_removePath:function(t){oe(t._path),t.removeInteractiveTarget(t._path),delete this._layers[o(t)]},_updatePath:function(t){t._project(),t._update()},_updateStyle:function(t){var e=t._path,i=t.options;e&&(i.stroke?(e.setAttribute("stroke",i.color),e.setAttribute("stroke-opacity",i.opacity),e.setAttribute("stroke-width",i.weight),e.setAttribute("stroke-linecap",i.lineCap),e.setAttribute("stroke-linejoin",i.lineJoin),i.dashArray?e.setAttribute("stroke-dasharray",i.dashArray):e.removeAttribute("stroke-dasharray"),i.dashOffset?e.setAttribute("stroke-dashoffset",i.dashOffset):e.removeAttribute("stroke-dashoffset")):e.setAttribute("stroke","none"),i.fill?(e.setAttribute("fill",i.fillColor||i.color),e.setAttribute("fill-opacity",i.fillOpacity),e.setAttribute("fill-rule",i.fillRule||"evenodd")):e.setAttribute("fill","none"))},_updatePoly:function(t,e){this._setPath(t,$(t._parts,e))},_updateCircle:function(t){var e=t._point,i=Math.max(Math.round(t._radius),1),n="a"+i+","+(Math.max(Math.round(t._radiusY),1)||i)+" 0 1,0 ",s=t._empty()?"M0 0":"M"+(e.x-i)+","+e.y+n+2*i+",0 "+n+2*-i+",0 ";this._setPath(t,s)},_setPath:function(t,e){t._path.setAttribute("d",e)},_bringToFront:function(t){ae(t._path)},_bringToBack:function(t){he(t._path)}});function gn(t){return Rt.svg||Rt.vml?new fn(t):null}Rt.vml&&fn.include(cn),Xe.include({getRenderer:function(t){var e=t.options.renderer||this._getPaneRenderer(t.options.pane)||this.options.renderer||this._renderer;return e||(e=this._renderer=this._createRenderer()),this.hasLayer(e)||this.addLayer(e),e},_getPaneRenderer:function(t){if("overlayPane"===t||void 0===t)return!1;var e=this._paneRenderers[t];return void 0===e&&(e=this._createRenderer({pane:t}),this._paneRenderers[t]=e),e},_createRenderer:function(t){return this.options.preferCanvas&&dn(t)||gn(t)}});var pn=Bi.extend({initialize:function(t,e){Bi.prototype.initialize.call(this,this._boundsToLatLngs(t),e)},setBounds:function(t){return this.setLatLngs(this._boundsToLatLngs(t))},_boundsToLatLngs:function(t){return[(t=B(t)).getSouthWest(),t.getNorthWest(),t.getNorthEast(),t.getSouthEast()]}});fn.create=_n,fn.pointsToPath=$,zi.geometryToLayer=Ui,zi.coordsToLatLng=ji,zi.coordsToLatLngs=Wi,zi.latLngToCoords=Zi,zi.latLngsToCoords=Gi,zi.getFeature=Hi,zi.asFeature=Xi,Xe.mergeOptions({boxZoom:!0});var mn=Je.extend({initialize:function(t){this._map=t,this._container=t._container,this._pane=t._panes.overlayPane,this._resetStateTimeout=0,t.on("unload",this._destroy,this)},addHooks:function(){Ae(this._container,"mousedown",this._onMouseDown,this)},removeHooks:function(){Me(this._container,"mousedown",this._onMouseDown,this)},moved:function(){return this._moved},_destroy:function(){oe(this._pane),delete this._pane},_resetState:function(){this._resetStateTimeout=0,this._moved=!1},_clearDeferredResetState:function(){0!==this._resetStateTimeout&&(clearTimeout(this._resetStateTimeout),this._resetStateTimeout=0)},_onMouseDown:function(t){if(!t.shiftKey||1!==t.which&&1!==t.button)return!1;this._clearDeferredResetState(),this._resetState(),Vt(),xe(),this._startPoint=this._map.mouseEventToContainerPoint(t),Ae(document,{contextmenu:ze,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseMove:function(t){this._moved||(this._moved=!0,this._box=se("div","leaflet-zoom-box",this._container),de(this._container,"leaflet-crosshair"),this._map.fire("boxzoomstart")),this._point=this._map.mouseEventToContainerPoint(t);var e=new R(this._point,this._startPoint),i=e.getSize();me(this._box,e.min),this._box.style.width=i.x+"px",this._box.style.height=i.y+"px"},_finish:function(){this._moved&&(oe(this._box),ue(this._container,"leaflet-crosshair")),Yt(),be(),Me(document,{contextmenu:ze,mousemove:this._onMouseMove,mouseup:this._onMouseUp,keydown:this._onKeyDown},this)},_onMouseUp:function(t){if((1===t.which||1===t.button)&&(this._finish(),this._moved)){this._clearDeferredResetState(),this._resetStateTimeout=setTimeout(n(this._resetState,this),0);var e=new k(this._map.containerPointToLatLng(this._startPoint),this._map.containerPointToLatLng(this._point));this._map.fitBounds(e).fire("boxzoomend",{boxZoomBounds:e})}},_onKeyDown:function(t){27===t.keyCode&&(this._finish(),this._clearDeferredResetState(),this._resetState())}});Xe.addInitHook("addHandler","boxZoom",mn),Xe.mergeOptions({doubleClickZoom:!0});var vn=Je.extend({addHooks:function(){this._map.on("dblclick",this._onDoubleClick,this)},removeHooks:function(){this._map.off("dblclick",this._onDoubleClick,this)},_onDoubleClick:function(t){var e=this._map,i=e.getZoom(),n=e.options.zoomDelta,s=t.originalEvent.shiftKey?i-n:i+n;"center"===e.options.doubleClickZoom?e.setZoom(s):e.setZoomAround(t.containerPoint,s)}});Xe.addInitHook("addHandler","doubleClickZoom",vn),Xe.mergeOptions({dragging:!0,inertia:!0,inertiaDeceleration:3400,inertiaMaxSpeed:1/0,easeLinearity:.2,worldCopyJump:!1,maxBoundsViscosity:0});var yn=Je.extend({addHooks:function(){if(!this._draggable){var t=this._map;this._draggable=new ii(t._mapPane,t._container),this._draggable.on({dragstart:this._onDragStart,drag:this._onDrag,dragend:this._onDragEnd},this),this._draggable.on("predrag",this._onPreDragLimit,this),t.options.worldCopyJump&&(this._draggable.on("predrag",this._onPreDragWrap,this),t.on("zoomend",this._onZoomEnd,this),t.whenReady(this._onZoomEnd,this))}de(this._map._container,"leaflet-grab leaflet-touch-drag"),this._draggable.enable(),this._positions=[],this._times=[]},removeHooks:function(){ue(this._map._container,"leaflet-grab"),ue(this._map._container,"leaflet-touch-drag"),this._draggable.disable()},moved:function(){return this._draggable&&this._draggable._moved},moving:function(){return this._draggable&&this._draggable._moving},_onDragStart:function(){var t=this._map;if(t._stop(),this._map.options.maxBounds&&this._map.options.maxBoundsViscosity){var e=B(this._map.options.maxBounds);this._offsetLimit=O(this._map.latLngToContainerPoint(e.getNorthWest()).multiplyBy(-1),this._map.latLngToContainerPoint(e.getSouthEast()).multiplyBy(-1).add(this._map.getSize())),this._viscosity=Math.min(1,Math.max(0,this._map.options.maxBoundsViscosity))}else this._offsetLimit=null;t.fire("movestart").fire("dragstart"),t.options.inertia&&(this._positions=[],this._times=[])},_onDrag:function(t){if(this._map.options.inertia){var e=this._lastTime=+new Date,i=this._lastPos=this._draggable._absPos||this._draggable._newPos;this._positions.push(i),this._times.push(e),this._prunePositions(e)}this._map.fire("move",t).fire("drag",t)},_prunePositions:function(t){for(;this._positions.length>1&&t-this._times[0]>50;)this._positions.shift(),this._times.shift()},_onZoomEnd:function(){var t=this._map.getSize().divideBy(2),e=this._map.latLngToLayerPoint([0,0]);this._initialWorldOffset=e.subtract(t).x,this._worldWidth=this._map.getPixelWorldBounds().getSize().x},_viscousLimit:function(t,e){return t-(t-e)*this._viscosity},_onPreDragLimit:function(){if(this._viscosity&&this._offsetLimit){var t=this._draggable._newPos.subtract(this._draggable._startPos),e=this._offsetLimit;t.x<e.min.x&&(t.x=this._viscousLimit(t.x,e.min.x)),t.y<e.min.y&&(t.y=this._viscousLimit(t.y,e.min.y)),t.x>e.max.x&&(t.x=this._viscousLimit(t.x,e.max.x)),t.y>e.max.y&&(t.y=this._viscousLimit(t.y,e.max.y)),this._draggable._newPos=this._draggable._startPos.add(t)}},_onPreDragWrap:function(){var t=this._worldWidth,e=Math.round(t/2),i=this._initialWorldOffset,n=this._draggable._newPos.x,s=(n-e+i)%t+e-i,o=(n+e+i)%t-e-i,r=Math.abs(s+i)<Math.abs(o+i)?s:o;this._draggable._absPos=this._draggable._newPos.clone(),this._draggable._newPos.x=r},_onDragEnd:function(t){var e=this._map,i=e.options,n=!i.inertia||t.noInertia||this._times.length<2;if(e.fire("dragend",t),n)e.fire("moveend");else{this._prunePositions(+new Date);var s=this._lastPos.subtract(this._positions[0]),o=(this._lastTime-this._times[0])/1e3,r=i.easeLinearity,a=s.multiplyBy(r/o),h=a.distanceTo([0,0]),l=Math.min(i.inertiaMaxSpeed,h),d=a.multiplyBy(l/h),u=l/(i.inertiaDeceleration*r),c=d.multiplyBy(-u/2).round();c.x||c.y?(c=e._limitOffset(c,e.options.maxBounds),T(function(){e.panBy(c,{duration:u,easeLinearity:r,noMoveStart:!0,animate:!0})})):e.fire("moveend")}}});Xe.addInitHook("addHandler","dragging",yn),Xe.mergeOptions({keyboard:!0,keyboardPanDelta:80});var xn=Je.extend({keyCodes:{left:[37],right:[39],down:[40],up:[38],zoomIn:[187,107,61,171],zoomOut:[189,109,54,173]},initialize:function(t){this._map=t,this._setPanDelta(t.options.keyboardPanDelta),this._setZoomDelta(t.options.zoomDelta)},addHooks:function(){var t=this._map._container;t.tabIndex<=0&&(t.tabIndex="0"),Ae(t,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.on({focus:this._addHooks,blur:this._removeHooks},this)},removeHooks:function(){this._removeHooks(),Me(this._map._container,{focus:this._onFocus,blur:this._onBlur,mousedown:this._onMouseDown},this),this._map.off({focus:this._addHooks,blur:this._removeHooks},this)},_onMouseDown:function(){if(!this._focused){var t=document.body,e=document.documentElement,i=t.scrollTop||e.scrollTop,n=t.scrollLeft||e.scrollLeft;this._map._container.focus(),window.scrollTo(n,i)}},_onFocus:function(){this._focused=!0,this._map.fire("focus")},_onBlur:function(){this._focused=!1,this._map.fire("blur")},_setPanDelta:function(t){var e,i,n=this._panKeys={},s=this.keyCodes;for(e=0,i=s.left.length;e<i;e++)n[s.left[e]]=[-1*t,0];for(e=0,i=s.right.length;e<i;e++)n[s.right[e]]=[t,0];for(e=0,i=s.down.length;e<i;e++)n[s.down[e]]=[0,t];for(e=0,i=s.up.length;e<i;e++)n[s.up[e]]=[0,-1*t]},_setZoomDelta:function(t){var e,i,n=this._zoomKeys={},s=this.keyCodes;for(e=0,i=s.zoomIn.length;e<i;e++)n[s.zoomIn[e]]=t;for(e=0,i=s.zoomOut.length;e<i;e++)n[s.zoomOut[e]]=-t},_addHooks:function(){Ae(document,"keydown",this._onKeyDown,this)},_removeHooks:function(){Me(document,"keydown",this._onKeyDown,this)},_onKeyDown:function(t){if(!(t.altKey||t.ctrlKey||t.metaKey)){var e,i=t.keyCode,n=this._map;if(i in this._panKeys){if(!n._panAnim||!n._panAnim._inProgress)if(e=this._panKeys[i],t.shiftKey&&(e=I(e).multiplyBy(3)),n.options.maxBounds&&(e=n._limitOffset(I(e),n.options.maxBounds)),n.options.worldCopyJump){var s=n.wrapLatLng(n.unproject(n.project(n.getCenter()).add(e)));n.panTo(s)}else n.panBy(e)}else if(i in this._zoomKeys)n.setZoom(n.getZoom()+(t.shiftKey?3:1)*this._zoomKeys[i]);else{if(27!==i||!n._popup||!n._popup.options.closeOnEscapeKey)return;n.closePopup()}ze(t)}}});Xe.addInitHook("addHandler","keyboard",xn),Xe.mergeOptions({scrollWheelZoom:!0,wheelDebounceTime:40,wheelPxPerZoomLevel:60});var bn=Je.extend({addHooks:function(){Ae(this._map._container,"wheel",this._onWheelScroll,this),this._delta=0},removeHooks:function(){Me(this._map._container,"wheel",this._onWheelScroll,this)},_onWheelScroll:function(t){var e=We(t),i=this._map.options.wheelDebounceTime;this._delta+=e,this._lastMousePos=this._map.mouseEventToContainerPoint(t),this._startTime||(this._startTime=+new Date);var s=Math.max(i-(+new Date-this._startTime),0);clearTimeout(this._timer),this._timer=setTimeout(n(this._performZoom,this),s),ze(t)},_performZoom:function(){var t=this._map,e=t.getZoom(),i=this._map.options.zoomSnap||0;t._stop();var n=this._delta/(4*this._map.options.wheelPxPerZoomLevel),s=4*Math.log(2/(1+Math.exp(-Math.abs(n))))/Math.LN2,o=i?Math.ceil(s/i)*i:s,r=t._limitZoom(e+(this._delta>0?o:-o))-e;this._delta=0,this._startTime=null,r&&("center"===t.options.scrollWheelZoom?t.setZoom(e+r):t.setZoomAround(this._lastMousePos,e+r))}});Xe.addInitHook("addHandler","scrollWheelZoom",bn);Xe.mergeOptions({tapHold:Rt.touchNative&&Rt.safari&&Rt.mobile,tapTolerance:15});var Sn=Je.extend({addHooks:function(){Ae(this._map._container,"touchstart",this._onDown,this)},removeHooks:function(){Me(this._map._container,"touchstart",this._onDown,this)},_onDown:function(t){if(clearTimeout(this._holdTimeout),1===t.touches.length){var e=t.touches[0];this._startPos=this._newPos=new N(e.clientX,e.clientY),this._holdTimeout=setTimeout(n(function(){this._cancel(),this._isTapValid()&&(Ae(document,"touchend",Be),Ae(document,"touchend touchcancel",this._cancelClickPrevent),this._simulateEvent("contextmenu",e))},this),600),Ae(document,"touchend touchcancel contextmenu",this._cancel,this),Ae(document,"touchmove",this._onMove,this)}},_cancelClickPrevent:function t(){Me(document,"touchend",Be),Me(document,"touchend touchcancel",t)},_cancel:function(){clearTimeout(this._holdTimeout),Me(document,"touchend touchcancel contextmenu",this._cancel,this),Me(document,"touchmove",this._onMove,this)},_onMove:function(t){var e=t.touches[0];this._newPos=new N(e.clientX,e.clientY)},_isTapValid:function(){return this._newPos.distanceTo(this._startPos)<=this._map.options.tapTolerance},_simulateEvent:function(t,e){var i=new MouseEvent(t,{bubbles:!0,cancelable:!0,view:window,screenX:e.screenX,screenY:e.screenY,clientX:e.clientX,clientY:e.clientY});i._simulated=!0,e.target.dispatchEvent(i)}});Xe.addInitHook("addHandler","tapHold",Sn),Xe.mergeOptions({touchZoom:Rt.touch,bounceAtZoomLimits:!0});var wn=Je.extend({addHooks:function(){de(this._map._container,"leaflet-touch-zoom"),Ae(this._map._container,"touchstart",this._onTouchStart,this)},removeHooks:function(){ue(this._map._container,"leaflet-touch-zoom"),Me(this._map._container,"touchstart",this._onTouchStart,this)},_onTouchStart:function(t){var e=this._map;if(t.touches&&2===t.touches.length&&!e._animatingZoom&&!this._zooming){var i=e.mouseEventToContainerPoint(t.touches[0]),n=e.mouseEventToContainerPoint(t.touches[1]);this._centerPoint=e.getSize()._divideBy(2),this._startLatLng=e.containerPointToLatLng(this._centerPoint),"center"!==e.options.touchZoom&&(this._pinchStartLatLng=e.containerPointToLatLng(i.add(n)._divideBy(2))),this._startDist=i.distanceTo(n),this._startZoom=e.getZoom(),this._moved=!1,this._zooming=!0,e._stop(),Ae(document,"touchmove",this._onTouchMove,this),Ae(document,"touchend touchcancel",this._onTouchEnd,this),Be(t)}},_onTouchMove:function(t){if(t.touches&&2===t.touches.length&&this._zooming){var e=this._map,i=e.mouseEventToContainerPoint(t.touches[0]),s=e.mouseEventToContainerPoint(t.touches[1]),o=i.distanceTo(s)/this._startDist;if(this._zoom=e.getScaleZoom(o,this._startZoom),!e.options.bounceAtZoomLimits&&(this._zoom<e.getMinZoom()&&o<1||this._zoom>e.getMaxZoom()&&o>1)&&(this._zoom=e._limitZoom(this._zoom)),"center"===e.options.touchZoom){if(this._center=this._startLatLng,1===o)return}else{var r=i._add(s)._divideBy(2)._subtract(this._centerPoint);if(1===o&&0===r.x&&0===r.y)return;this._center=e.unproject(e.project(this._pinchStartLatLng,this._zoom).subtract(r),this._zoom)}this._moved||(e._moveStart(!0,!1),this._moved=!0),E(this._animRequest);var a=n(e._move,e,this._center,this._zoom,{pinch:!0,round:!1},void 0);this._animRequest=T(a,this,!0),Be(t)}},_onTouchEnd:function(){this._moved&&this._zooming?(this._zooming=!1,E(this._animRequest),Me(document,"touchmove",this._onTouchMove,this),Me(document,"touchend touchcancel",this._onTouchEnd,this),this._map.options.zoomAnimation?this._map._animateZoom(this._center,this._map._limitZoom(this._zoom),!0,this._map.options.zoomSnap):this._map._resetView(this._center,this._map._limitZoom(this._zoom))):this._zooming=!1}});Xe.addInitHook("addHandler","touchZoom",wn),Xe.BoxZoom=mn,Xe.DoubleClickZoom=vn,Xe.Drag=yn,Xe.Keyboard=xn,Xe.ScrollWheelZoom=bn,Xe.TapHold=Sn,Xe.TouchZoom=wn,t.Bounds=R,t.Browser=Rt,t.CRS=j,t.Canvas=ln,t.Circle=Oi,t.CircleMarker=Ri,t.Class=A,t.Control=qe,t.DivIcon=nn,t.DivOverlay=Ji,t.DomEvent=Ge,t.DomUtil=Pe,t.Draggable=ii,t.Evented=M,t.FeatureGroup=Ci,t.GeoJSON=zi,t.GridLayer=sn,t.Handler=Je,t.Icon=Mi,t.ImageOverlay=$i,t.LatLng=z,t.LatLngBounds=k,t.Layer=Pi,t.LayerGroup=Ai,t.LineUtil=yi,t.Map=Xe,t.Marker=Ii,t.Mixin=ti,t.Path=Li,t.Point=N,t.PolyUtil=ai,t.Polygon=Bi,t.Polyline=ki,t.Popup=tn,t.PosAnimation=He,t.Projection=Si,t.Rectangle=pn,t.Renderer=hn,t.SVG=fn,t.SVGOverlay=Qi,t.TileLayer=on,t.Tooltip=en,t.Transformation=H,t.Util=P,t.VideoOverlay=Ki,t.bind=n,t.bounds=O,t.canvas=dn,t.circle=function(t,e,i){return new Oi(t,e,i)},t.circleMarker=function(t,e){return new Ri(t,e)},t.control=Ve,t.divIcon=function(t){return new nn(t)},t.extend=e,t.featureGroup=function(t,e){return new Ci(t,e)},t.geoJSON=Vi,t.geoJson=Yi,t.gridLayer=function(t){return new sn(t)},t.icon=function(t){return new Mi(t)},t.imageOverlay=function(t,e,i){return new $i(t,e,i)},t.latLng=U,t.latLngBounds=B,t.layerGroup=function(t,e){return new Ai(t,e)},t.map=function(t,e){return new Xe(t,e)},t.marker=function(t,e){return new Ii(t,e)},t.point=I,t.polygon=function(t,e){return new Bi(t,e)},t.polyline=function(t,e){return new ki(t,e)},t.popup=function(t,e){return new tn(t,e)},t.rectangle=function(t,e){return new pn(t,e)},t.setOptions=c,t.stamp=o,t.svg=gn,t.svgOverlay=function(t,e,i){return new Qi(t,e,i)},t.tileLayer=rn,t.tooltip=function(t,e){return new en(t,e)},t.transformation=X,t.version="1.9.4",t.videoOverlay=function(t,e,i){return new Ki(t,e,i)};var Tn=window.L;t.noConflict=function(){return window.L=Tn,this},window.L=t}(e)}};const e={};function i(n){const s=e[n];if(void 0!==s)return s.exports;const o=e[n]={exports:{}};return t[n].call(o.exports,o,o.exports,i),o.exports}i.d=(t,e)=>{if(Array.isArray(e))for(var n=0;n<e.length;){var s=e[n++],o=e[n++];i.o(t,s)?0===o&&n++:0===o?Object.defineProperty(t,s,{enumerable:!0,value:e[n++]}):Object.defineProperty(t,s,{enumerable:!0,get:o})}else for(var s in e)i.o(e,s)&&!i.o(t,s)&&Object.defineProperty(t,s,{enumerable:!0,get:e[s]})},i.o=(t,e)=>Object.prototype.hasOwnProperty.call(t,e),i.r=t=>{Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})};let n={};return(()=>{"use strict";i.r(n),i.d(n,{Color:()=>U,EdgeLineStyleType:()=>M,EdgeType:()=>N,GraphObjectState:()=>r,NodeShapeType:()=>S,OrbError:()=>o,OrbEventType:()=>e,OrbMapView:()=>hr,OrbView:()=>rr,RendererType:()=>ks,getDefaultGraphStyle:()=>H,graphToSVG:()=>Ko,isEdge:()=>I,isNode:()=>T});class t{constructor(){this._listeners=new Map}once(t,e){const i={callable:e,isOnce:!0},n=this._listeners.get(t);return n?n.push(i):this._listeners.set(t,[i]),this}on(t,e){const i={callable:e},n=this._listeners.get(t);return n?n.push(i):this._listeners.set(t,[i]),this}off(t,e){const i=this._listeners.get(t);if(i){const n=i.filter(t=>t.callable!==e);this._listeners.set(t,n)}return this}emit(t,e){const i=this._listeners.get(t);if(!i||0===i.length)return!1;let n=!1;for(let t=0;t<i.length;t++)i[t].isOnce&&(n=!0),i[t].callable(e);if(n){const e=i.filter(t=>!t.isOnce);this._listeners.set(t,e)}return!0}eventNames(){return[...this._listeners.keys()]}listenerCount(t){const e=this._listeners.get(t);return e?e.length:0}listeners(t){const e=this._listeners.get(t);return e?e.map(t=>t.callable):[]}addListener(t,e){return this.on(t,e)}removeListener(t,e){return this.off(t,e)}removeAllListeners(t){return t?this._listeners.delete(t):this._listeners.clear(),this}}var e;!function(t){t.RENDER_START="render-start",t.RENDER_END="render-end",t.SIMULATION_START="simulation-start",t.SIMULATION_STEP="simulation-step",t.SIMULATION_END="simulation-end",t.NODE_CLICK="node-click",t.NODE_HOVER="node-hover",t.EDGE_CLICK="edge-click",t.EDGE_HOVER="edge-hover",t.MOUSE_CLICK="mouse-click",t.MOUSE_MOVE="mouse-move",t.TRANSFORM="transform",t.NODE_DRAG_START="node-drag-start",t.NODE_DRAG="node-drag",t.NODE_DRAG_END="node-drag-end",t.NODE_RIGHT_CLICK="node-right-click",t.EDGE_RIGHT_CLICK="edge-right-click",t.MOUSE_RIGHT_CLICK="mouse-right-click",t.NODE_DOUBLE_CLICK="node-double-click",t.EDGE_DOUBLE_CLICK="edge-double-click",t.MOUSE_DOUBLE_CLICK="mouse-double-click"}(e||(e={}));class s extends t{}class o extends Error{constructor(t){super(t),this.message=t,Object.setPrototypeOf(this,new.target.prototype),this.name=this.constructor.name}}const r={NONE:0,SELECTED:1,HOVERED:2};class a{constructor(){this._imageByUrl={}}static getInstance(){return a._instance||(a._instance=new a),a._instance}getImage(t){return this._imageByUrl[t]}loadImage(t,e){const i=this.getImage(t);if(i)return i;const n=new Image;return this._imageByUrl[t]=n,n.onload=()=>{h(n),null==e||e()},n.onerror=()=>{null==e||e(new Error(`Image ${t} failed to load.`))},n.src=t,n}loadImages(t,e){const i=[],n=new Set(t),s=t=>{n.delete(t),0===n.size&&(null==e||e())};for(let e=0;e<t.length;e++){const o=t[e],r=this._imageByUrl[o];if(r){n.delete(o),i.push(r);continue}const a=new Image;this._imageByUrl[o]=a,a.onload=()=>{h(a),s(o)},a.onerror=()=>{s(o)},a.src=o,i.push(a)}return i}}const h=t=>t&&0===t.width?(document.body.appendChild(t),t.width=t.offsetWidth,t.height=t.offsetHeight,document.body.removeChild(t),t):t;class l{constructor(){this.listeners=[]}addListener(t){this.listeners.push(t)}getListeners(){return[...this.listeners]}removeListener(t){const e=this.listeners.indexOf(t);-1!==e&&this.listeners.splice(e,1)}notifyListeners(t){for(let e=0;e<this.listeners.length;e++)this.listeners[e](t)}}const d=t=>"number"==typeof t,u=t=>"boolean"==typeof t,c=t=>t instanceof Date,_=t=>Array.isArray(t),f=t=>null!==t&&"object"==typeof t&&"Object"===t.constructor.name,g=t=>"function"==typeof t,p=t=>c(t)?v(t):_(t)?y(t):f(t)?x(t):t,m=(t,e)=>{const i=c(t),n=c(e);if(i&&!n||!i&&n)return!1;if(i&&n)return t.getTime()===e.getTime();const s=_(t),o=_(e);if(s&&!o||!s&&o)return!1;if(s&&o)return t.length===e.length&&t.every((t,i)=>m(t,e[i]));const r=f(t),a=f(e);if(r&&!a||!r&&a)return!1;if(r&&a){const i=Object.keys(t),n=Object.keys(e);return!!m(i,n)&&i.every(i=>m(t[i],e[i]))}return t===e},v=t=>new Date(t),y=t=>t.map(t=>p(t)),x=t=>{const e={};return Object.keys(t).forEach(i=>{e[i]=p(t[i])}),e},b=(t,e)=>{const i=Object.keys(e);for(let n=0;n<i.length;n++)t[i[n]]=e[i[n]]};var S;!function(t){t.CIRCLE="circle",t.DOT="dot",t.SQUARE="square",t.DIAMOND="diamond",t.TRIANGLE="triangle",t.TRIANGLE_DOWN="triangleDown",t.STAR="star",t.HEXAGON="hexagon"}(S||(S={}));class w{static create(t,e){return new E(t,e)}}const T=t=>t instanceof E;class E extends l{constructor(t,e){super(),this._style={},this._state=r.NONE,this._inEdgesById={},this._outEdgesById={},this.id=t.data.id,this._data=t.data,this._position={id:this.id},this._onLoadedImage=null==e?void 0:e.onLoadedImage,e&&e.listeners&&(this.listeners=e.listeners)}getId(){return this.id}getData(){return this._data}getPosition(){return this._position}getStyle(){return this._style}getState(){return this._state}clearPosition(){this._position.x=void 0,this._position.y=void 0,this.notifyListeners()}getCenter(){return void 0===this._position.x||void 0===this._position.y?{x:0,y:0}:{x:this._position.x,y:this._position.y}}getRadius(){var t;return null!==(t=this._style.size)&&void 0!==t?t:0}getBorderedRadius(){return this.getRadius()+this.getBorderWidth()/2}getBoundingBox(){const t=this.getCenter(),e=this.getBorderedRadius();return{x:t.x-e,y:t.y-e,width:2*e,height:2*e}}getInEdges(){return Object.values(this._inEdgesById)}getOutEdges(){return Object.values(this._outEdgesById)}getEdges(){const t={},e=this.getOutEdges();for(let i=0;i<e.length;i++){const n=e[i];t[n.getId()]=n}const i=this.getInEdges();for(let e=0;e<i.length;e++){const n=i[e];t[n.getId()]=n}return Object.values(t)}getAdjacentNodes(){const t={},e=this.getOutEdges();for(let i=0;i<e.length;i++){const n=e[i].endNode;n&&(t[n.getId()]=n)}const i=this.getInEdges();for(let e=0;e<i.length;e++){const n=i[e].startNode;n&&(t[n.getId()]=n)}return Object.values(t)}hasStyle(){return this._style&&Object.keys(this._style).length>0}addEdge(t){t.start===this.id&&(this._outEdgesById[t.getId()]=t),t.end===this.id&&(this._inEdgesById[t.getId()]=t)}removeEdge(t){delete this._outEdgesById[t.getId()],delete this._inEdgesById[t.getId()]}isSelected(){return this._state===r.SELECTED}isHovered(){return this._state===r.HOVERED}clearState(){this.setState(r.NONE,{isNotifySkipped:!0})}getDistanceToBorder(){return this.getBorderedRadius()}includesPoint(t){const e=this._isPointInBoundingBox(t);if(!e)return!1;if(this._style.shape===S.SQUARE)return e;const i=this.getCenter(),n=this.getBorderedRadius(),s=t.x-i.x,o=t.y-i.y;return Math.sqrt(s*s+o*o)<=n}hasShadow(){var t,e,i;return(null!==(t=this._style.shadowSize)&&void 0!==t?t:0)>0||(null!==(e=this._style.shadowOffsetX)&&void 0!==e?e:0)>0||(null!==(i=this._style.shadowOffsetY)&&void 0!==i?i:0)>0}hasBorder(){var t,e;const i=(null!==(t=this._style.borderWidth)&&void 0!==t?t:0)>0,n=(null!==(e=this._style.borderWidthSelected)&&void 0!==e?e:0)>0;return i||this.isSelected()&&n}getLabel(){return this._style.label}getColor(){let t;return this._style.color&&(t=this._style.color),this.isHovered()&&this._style.colorHover&&(t=this._style.colorHover),this.isSelected()&&this._style.colorSelected&&(t=this._style.colorSelected),t}getBorderWidth(){let t=0;return this._style.borderWidth&&this._style.borderWidth>0&&(t=this._style.borderWidth),this.isSelected()&&this._style.borderWidthSelected&&this._style.borderWidthSelected>0&&(t=this._style.borderWidthSelected),t}getBorderColor(){if(!this.hasBorder())return;let t;return this._style.borderColor&&(t=this._style.borderColor),this.isHovered()&&this._style.borderColorHover&&(t=this._style.borderColorHover),this.isSelected()&&this._style.borderColorSelected&&(t=this._style.borderColorSelected.toString()),t}getBackgroundImage(){var t;if((null!==(t=this._style.size)&&void 0!==t?t:0)<=0)return;let e;if(this._style.imageUrl&&(e=this._style.imageUrl),this.isSelected()&&this._style.imageUrlSelected&&(e=this._style.imageUrlSelected),!e)return;return a.getInstance().getImage(e)||a.getInstance().loadImage(e,t=>{var e;t||null===(e=this._onLoadedImage)||void 0===e||e.call(this)})}setData(t){g(t)?this._data=t(this):this._data=t,this.notifyListeners()}patchData(t){let e;e=g(t)?t(this):t,b(this._data,e),this.notifyListeners()}setPosition(t,e){let i;i=g(t)?t(this):t,"x"in i&&"y"in i&&(this._position.x=i.x,this._position.y=i.y,"id"in i&&(this._position.id=i.id)),(null==e?void 0:e.isNotifySkipped)||this.notifyListeners(Object.assign({id:this.id},i))}setStyle(t,e){g(t)?this._style=t(this):this._style=t,(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}patchStyle(t,e){let i;i=g(t)?t(this):t,b(this._style,i),(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}setState(t,e){let i;if(i=g(t)?t(this):t,d(i))this._state=i;else if(f(i)){const t=i.options;if(this._state=this._handleState(i.state,t),t)return void this.notifyListeners({id:this.id,type:"node",options:t})}(null==e?void 0:e.isNotifySkipped)||this.notifyListeners()}_isPointInBoundingBox(t){return((t,e)=>{const i=t.x+t.width,n=t.y+t.height;return e.x>=t.x&&e.x<=i&&e.y>=t.y&&e.y<=n})(this.getBoundingBox(),t)}_handleState(t,e){return(null==e?void 0:e.isToggle)&&this._state===t?r.NONE:t}}const P=(t,e,i)=>{const n=e.x-t.x,s=e.y-t.y;let o=((i.x-t.x)*n+(i.y-t.y)*s)/(n*n+s*s);o>1&&(o=1),o<0&&(o=0);const r=t.x+o*n,a=t.y+o*s,h=r-i.x,l=a-i.y;return Math.sqrt(h*h+l*l)},A=[5,5],C=[1,1];var M,N;!function(t){t.SOLID="solid",t.DASHED="dashed",t.DOTTED="dotted",t.CUSTOM="custom"}(M||(M={})),function(t){t.STRAIGHT="straight",t.LOOPBACK="loopback",t.CURVED="curved"}(N||(N={}));class D{static create(t,e){switch(R(t)){case N.STRAIGHT:return new O(t,e);case N.LOOPBACK:return new B(t,e);case N.CURVED:return new k(t,e);default:return new O(t,e)}}static copy(t,e){const i=D.create({data:t.getData(),offset:void 0!==(null==e?void 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arguments.length?(n=+t,e):n},alphaDecay:function(t){return arguments.length?(s=+t,e):+s},alphaTarget:function(t){return arguments.length?(o=+t,e):o},velocityDecay:function(t){return arguments.length?(r=1-t,e):1-r},randomSource:function(t){return arguments.length?(d=t,a.forEach(f),e):d},force:function(t,i){return arguments.length>1?(null==i?a.delete(t):a.set(t,f(i)),e):a.get(t)},find:function(e,i,n){var s,o,r,a,h,l=0,d=t.length;for(null==n?n=1/0:n*=n,l=0;l<d;++l)(r=(s=e-(a=t[l]).x)*s+(o=i-a.y)*o)<n&&(h=a,n=r);return h},on:function(t,i){return arguments.length>1?(l.on(t,i),e):l.on(t)}}}(this._nodes).force("link",this._linkForce).stop(),this._applySettingsToSimulation(this._settings),this._simulation.on("tick",()=>{this.emit(Ln.SIMULATION_STEP,{nodes:this._nodes,edges:this._edges})}),this._simulation.on("end",()=>{this._isDragging=!1,this._isStabilizing=!1,this.emit(Ln.SIMULATION_END,{nodes:this._nodes,edges:this._edges}),this._settings.isPhysicsEnabled||this._pinNodes()})}_runSimulation(t){if(this._isStabilizing||this._cancelSimulation)return;(this._settings.isPhysicsEnabled||(null==t?void 0:t.isUpdatingSettings))&&this._unpinNodes(),this.emit(Ln.SIMULATION_START,void 0),this._isStabilizing=!0,this._simulation.alpha(this._settings.alpha.alpha).alphaTarget(this._settings.alpha.alphaTarget).stop();const e=Math.min(500,Math.ceil(Math.log(this._settings.alpha.alphaMin)/Math.log(1-this._settings.alpha.alphaDecay)));let i=-1,n=0;const s=()=>{if(this._cancelSimulation)return this._isStabilizing=!1,void(this._cancelSimulation=!1);const t=Math.min(n+100,e);for(;n<t;n++){this._simulation.tick();const t=Math.round(100*n/e);t>i&&(i=t,this.emit(Ln.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:t/100}))}n<e&&!this._cancelSimulation?this._scheduleNext(s):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit(Ln.SIMULATION_END,{nodes:this._nodes,edges:this._edges}))};s()}_updateSimulationData(){this._simulation.nodes(this._nodes),this._linkForce.links(this._edges)}_initializeNewData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e+=1){const i=t.nodes[e].id;void 0!==this._nodeIndexByNodeId[i]?this._nodeIndexByNodeId[i]=e:this._nodes.push(t.nodes[e])}else this._nodes=[];if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}else this._edges=[];this._rebuildNodeIndex()}_pinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._pinNode(this._nodes[e])}_unpinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unpinNode(this._nodes[e])}_pinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=t.x),null!==t.sy&&void 0!==t.sy||(t.fy=t.y)}_unpinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=null),null!==t.sy&&void 0!==t.sy||(t.fy=null)}_stickNode(t){t.sx=t.x,t.fx=t.x,t.sy=t.y,t.fy=t.y}_unstickNode(t){t.sx=null,t.sy=null,this._settings.isPhysicsEnabled&&(t.fx=null,t.fy=null)}_applySettingsToSimulation(t){var e,i,n,s;if(t.alpha&&this._simulation.alpha(t.alpha.alpha).alphaMin(t.alpha.alphaMin).alphaDecay(t.alpha.alphaDecay).alphaTarget(t.alpha.alphaTarget),t.links&&this._linkForce.distance(t.links.distance).iterations(t.links.iterations),t.collision){const e=function(t){var e,i,n,s=1,o=1;function r(){for(var t,r,h,l,d,u,c,_=e.length,f=0;f<o;++f)for(r=qn(e,Kn,Qn).visitAfter(a),t=0;t<_;++t)h=e[t],u=i[h.index],c=u*u,l=h.x+h.vx,d=h.y+h.vy,r.visit(g);function g(t,e,i,o,r){var a=t.data,_=t.r,f=u+_;if(!a)return e>l+f||o<l-f||i>d+f||r<d-f;if(a.index>h.index){var g=l-a.x-a.vx,p=d-a.y-a.vy,m=g*g+p*p;m<f*f&&(0===g&&(m+=(g=kn(n))*g),0===p&&(m+=(p=kn(n))*p),m=(f-(m=Math.sqrt(m)))/m*s,h.vx+=(g*=m)*(f=(_*=_)/(c+_)),h.vy+=(p*=m)*f,a.vx-=g*(f=1-f),a.vy-=p*f)}}}function a(t){if(t.data)return t.r=i[t.data.index];for(var e=t.r=0;e<4;++e)t[e]&&t[e].r>t.r&&(t.r=t[e].r)}function h(){if(e){var n,s,o=e.length;for(i=new Array(o),n=0;n<o;++n)s=e[n],i[s.index]=+t(s,n,e)}}return"function"!=typeof t&&(t=On(null==t?1:+t)),r.initialize=function(t,i){e=t,n=i,h()},r.iterations=function(t){return arguments.length?(o=+t,r):o},r.strength=function(t){return arguments.length?(s=+t,r):s},r.radius=function(e){return arguments.length?(t="function"==typeof e?e:On(+e),h(),r):t},r}().radius(t.collision.radius).strength(t.collision.strength).iterations(t.collision.iterations);this._simulation.force("collide",e)}if(null===t.collision&&this._simulation.force("collide",null),t.manyBody){const e=function(){var t,e,i,n,s,o=On(-30),r=1,a=1/0,h=.81;function l(i){var s,o=t.length,r=qn(t,Fn,jn).visitAfter(u);for(n=i,s=0;s<o;++s)e=t[s],r.visit(c)}function d(){if(t){var e,i,n=t.length;for(s=new Array(n),e=0;e<n;++e)i=t[e],s[i.index]=+o(i,e,t)}}function u(t){var e,i,n,o,r,a=0,h=0;if(t.length){for(n=o=r=0;r<4;++r)(e=t[r])&&(i=Math.abs(e.value))&&(a+=e.value,h+=i,n+=i*e.x,o+=i*e.y);t.x=n/h,t.y=o/h}else{(e=t).x=e.data.x,e.y=e.data.y;do{a+=s[e.data.index]}while(e=e.next)}t.value=a}function c(t,o,l,d){if(!t.value)return!0;var u=t.x-e.x,c=t.y-e.y,_=d-o,f=u*u+c*c;if(_*_/h<f)return f<a&&(0===u&&(f+=(u=kn(i))*u),0===c&&(f+=(c=kn(i))*c),f<r&&(f=Math.sqrt(r*f)),e.vx+=u*t.value*n/f,e.vy+=c*t.value*n/f),!0;if(!(t.length||f>=a)){(t.data!==e||t.next)&&(0===u&&(f+=(u=kn(i))*u),0===c&&(f+=(c=kn(i))*c),f<r&&(f=Math.sqrt(r*f)));do{t.data!==e&&(_=s[t.data.index]*n/f,e.vx+=u*_,e.vy+=c*_)}while(t=t.next)}}return l.initialize=function(e,n){t=e,i=n,d()},l.strength=function(t){return arguments.length?(o="function"==typeof t?t:On(+t),d(),l):o},l.distanceMin=function(t){return arguments.length?(r=t*t,l):Math.sqrt(r)},l.distanceMax=function(t){return arguments.length?(a=t*t,l):Math.sqrt(a)},l.theta=function(t){return arguments.length?(h=t*t,l):Math.sqrt(h)},l}().strength(t.manyBody.strength).theta(t.manyBody.theta).distanceMin(t.manyBody.distanceMin).distanceMax(t.manyBody.distanceMax);this._simulation.force("charge",e),t.manyBody.edgeMidpointRepulsion?this._simulation.force("edgeMidpointRepulsion",function(t,e,i){let n=[];const s=e*e;function o(e){var o,r,a,h,l,d;const u=i();for(let i=0;i<u.length;i++){const c=u[i].source,_=u[i].target;if(!c||!_)continue;const f=.5*((null!==(o=c.x)&&void 0!==o?o:0)+(null!==(r=_.x)&&void 0!==r?r:0)),g=.5*((null!==(a=c.y)&&void 0!==a?a:0)+(null!==(h=_.y)&&void 0!==h?h:0));for(let i=0;i<n.length;i++){const o=n[i],r=(null!==(l=o.x)&&void 0!==l?l:0)-f,a=(null!==(d=o.y)&&void 0!==d?d:0)-g;let h=r*r+a*a;if(0===h||h>=s)continue;h<1&&(h=1);const u=-t*e/h;o.vx+=r*u,o.vy+=a*u}}}return o.initialize=t=>{n=t},o}(t.manyBody.strength,t.manyBody.distanceMax,()=>this._edges)):this._simulation.force("edgeMidpointRepulsion",null)}if(null===t.manyBody&&(this._simulation.force("charge",null),this._simulation.force("edgeMidpointRepulsion",null)),null===(e=t.positioning)||void 0===e?void 0:e.forceX){const e=function(t){var e,i,n,s=On(.1);function o(t){for(var s,o=0,r=e.length;o<r;++o)(s=e[o]).vx+=(n[o]-s.x)*i[o]*t}function r(){if(e){var o,r=e.length;for(i=new Array(r),n=new Array(r),o=0;o<r;++o)i[o]=isNaN(n[o]=+t(e[o],o,e))?0:+s(e[o],o,e)}}return"function"!=typeof t&&(t=On(null==t?0:+t)),o.initialize=function(t){e=t,r()},o.strength=function(t){return arguments.length?(s="function"==typeof t?t:On(+t),r(),o):s},o.x=function(e){return arguments.length?(t="function"==typeof e?e:On(+e),r(),o):t},o}(t.positioning.forceX.x).strength(t.positioning.forceX.strength);this._simulation.force("x",e)}if(null===(null===(i=t.positioning)||void 0===i?void 0:i.forceX)&&this._simulation.force("x",null),null===(n=t.positioning)||void 0===n?void 0:n.forceY){const e=function(t){var e,i,n,s=On(.1);function o(t){for(var s,o=0,r=e.length;o<r;++o)(s=e[o]).vy+=(n[o]-s.y)*i[o]*t}function r(){if(e){var o,r=e.length;for(i=new Array(r),n=new Array(r),o=0;o<r;++o)i[o]=isNaN(n[o]=+t(e[o],o,e))?0:+s(e[o],o,e)}}return"function"!=typeof t&&(t=On(null==t?0:+t)),o.initialize=function(t){e=t,r()},o.strength=function(t){return arguments.length?(s="function"==typeof t?t:On(+t),r(),o):s},o.y=function(e){return arguments.length?(t="function"==typeof e?e:On(+e),r(),o):t},o}(t.positioning.forceY.y).strength(t.positioning.forceY.strength);this._simulation.force("y",e)}if(null===(null===(s=t.positioning)||void 0===s?void 0:s.forceY)&&this._simulation.force("y",null),t.centering){const e=function(t,e){var i,n=1;function s(){var s,o,r=i.length,a=0,h=0;for(s=0;s<r;++s)a+=(o=i[s]).x,h+=o.y;for(a=(a/r-t)*n,h=(h/r-e)*n,s=0;s<r;++s)(o=i[s]).x-=a,o.y-=h}return null==t&&(t=0),null==e&&(e=0),s.initialize=function(t){i=t},s.x=function(e){return arguments.length?(t=+e,s):t},s.y=function(t){return arguments.length?(e=+t,s):e},s.strength=function(t){return arguments.length?(n=+t,s):n},s}(t.centering.x,t.centering.y).strength(t.centering.strength);this._simulation.force("center",e)}null===t.centering&&this._simulation.force("center",null)}}var rs;!function(t){t.VERTEX="vertex",t.FRAGMENT="fragment"}(rs||(rs={}));const as=(t,e,i)=>{const n=t.createShader(i===rs.VERTEX?t.VERTEX_SHADER:t.FRAGMENT_SHADER);if(!n)throw new o("Failed to create shader.");if(t.shaderSource(n,e),t.compileShader(n),!t.getShaderParameter(n,t.COMPILE_STATUS)){const e=t.getShaderInfoLog(n);throw t.deleteShader(n),new o(`Failed to compile shader: ${e}`)}return n};class hs extends ss{constructor(t){super(),this._isStabilizing=!1,this._isDragging=!1,this._dragLoopRunning=!1,this._pendingRestart=!1,this._simulationGeneration=0,this._currentAlpha=0,this._currentStep=0,this._totalSteps=0,this._dragAlpha=0,this._dragNeedsReheat=!1,this._dirtyNodes=new Set,this._forceProgram=null,this._quadBuffer=null,this._quadVAO=null,this._stateTexA=null,this._stateTexB=null,this._fixedTex=null,this._fboA=null,this._fboB=null,this._texWidth=0,this._treeDataTexture=null,this._treeChildrenTexture=null,this._treeGeometryTexture=null,this._adjOffsetsTexture=null,this._adjEdgesTexture=null,this._cachedAdjacency=null,this._treeTexWidth=1,this._treeNodeCount=0,this._pingPong=!0,this._uniforms={},this.type="force",this._settings=Object.assign(Object.assign({},es),t);const e=document.createElement("canvas").getContext("webgl2");if(!e)throw new o("Failed to create WebGL2 context for GPU force layout engine.");this._gl=e,this._initGPU(),this.clearData()}setSettings(t){const e=t;this._initialSettings||(this._initialSettings=Object.assign(p(es),e));const i=p(this._settings);Object.assign(this._settings,e),m(this._settings,i)||(this.emit(Ln.SETTINGS_UPDATE,{settings:{type:"force",options:this._settings}}),i.isPhysicsEnabled&&!e.isPhysicsEnabled?this.stopSimulation():this._settings.isSimulatingOnSettingsUpdate&&this._nodes.length>0&&this.activateSimulation())}setupData(t){this.clearData(),this._initializeNewData(t),this._settings.isSimulatingOnDataUpdate&&this._runSimulation()}mergeData(t){this._initializeNewData(t),this._settings.isPhysicsEnabled||this._pinNodes(),this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),n=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...n],this._rebuildNodeIndex(),this._edges=t.edges,this._cachedAdjacency=null,this._settings.isSimulatingOnSettingsUpdate&&this.activateSimulation()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._cachedAdjacency=null,this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}patchData(t){if(t.nodes){const e={};for(let t=0;t<this._nodes.length;t++)e[this._nodes[t].id]=t;for(let i=0;i<t.nodes.length;i+=1){const n=t.nodes[i].id;if(n in e){const s=e[n];this._nodeIndexByNodeId[n]=s,this._nodes[s]=t.nodes[i]}else this._nodes.push(t.nodes[i])}}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._rebuildNodeIndex(),this._cachedAdjacency=null}activateSimulation(){this._settings.isPhysicsEnabled?this._unpinNodes():this._pinNodes(),this._isStabilizing?this._pendingRestart=!0:(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}stopSimulation(){this._isStabilizing&&(this._cancelSimulation=!0)}startDragNode(){this._isDragging=!0,this._isStabilizing&&(this._cancelSimulation=!0),this._settings.isPhysicsEnabled&&this._startDragLoop()}dragNode(t,e){const i=this._nodeIndexByNodeId[t],n=this._nodes[i];n&&(this._isDragging||this.startDragNode(),n.fx=e.x,n.fy=e.y,this._settings.isPhysicsEnabled||(n.x=e.x,n.y=e.y),this._dirtyNodes.add(i),this._dragNeedsReheat=!0,this.emit(Ln.NODE_DRAG,{nodes:this._nodes,edges:this._edges}))}endDragNode(t){this._isDragging=!1;const e=this._nodes[this._nodeIndexByNodeId[t]];if(e&&this._settings.isPhysicsEnabled){this._unpinNode(e);const i=this._nodeIndexByNodeId[t];this._dirtyNodes.add(i)}}fixNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._stickNode(t[e])}releaseNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unstickNode(t[e]);this._settings.isSimulatingOnUnstick&&this._nodes.length>0&&this.activateSimulation()}terminate(){var t;super.terminate();const e=this._gl;e&&(e.deleteBuffer(this._quadBuffer),e.deleteVertexArray(this._quadVAO),e.deleteProgram(this._forceProgram),e.deleteTexture(this._stateTexA),e.deleteTexture(this._stateTexB),e.deleteTexture(this._fixedTex),e.deleteTexture(this._treeDataTexture),e.deleteTexture(this._treeChildrenTexture),e.deleteTexture(this._treeGeometryTexture),e.deleteTexture(this._adjOffsetsTexture),e.deleteTexture(this._adjEdgesTexture),e.deleteFramebuffer(this._fboA),e.deleteFramebuffer(this._fboB),null===(t=e.getExtension("WEBGL_lose_context"))||void 0===t||t.loseContext())}reheat(){const t=this._settings.alpha;this._currentAlpha=t.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(t.alphaMin)/Math.log(1-t.alphaDecay))),this._currentStep=0,this._isStabilizing||(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}_runSimulation(){this._isStabilizing||this._cancelSimulation||(this._ensurePositions(),this._uploadDataToGPU(),this._buildAndUploadAdjacency(),this._startSimulationLoop())}_startDragLoop(){if(this._dragLoopRunning)return;this._dragLoopRunning=!0;const t=this._settings.alpha.alphaDecay,e=this._settings.alpha.alphaMin;this._dragAlpha=.3,this._dragNeedsReheat=!1;const i=()=>{this._isDragging?(this._dragNeedsReheat&&(this._dragAlpha=.3,this._dragNeedsReheat=!1),this._dragAlpha+=(0-this._dragAlpha)*t,this._dragAlpha<e||(this._readbackFromGPU(),this._flushDirtyNodes(),this._buildAndUploadQuadTree(),this._simulateGPUStep(this._dragAlpha),this._readbackFromGPU(),this._applyCentering(),this.emit(Ln.NODE_DRAG,{nodes:this._nodes,edges:this._edges})),requestAnimationFrame(i)):this._dragLoopRunning=!1};requestAnimationFrame(i)}_startSimulationLoop(){if(this._isStabilizing||this._cancelSimulation)return;this.emit(Ln.SIMULATION_START,void 0),this._isStabilizing=!0,this._pendingRestart=!1;const t=++this._simulationGeneration,e=this._settings.alpha,i=e.alphaMin,n=e.alphaDecay;this._currentAlpha=e.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(i)/Math.log(1-n))),this._currentStep=0;let s=-1;const o=()=>{if(t!==this._simulationGeneration)return;if(this._cancelSimulation)return this._isStabilizing=!1,this._cancelSimulation=!1,void this.emit(Ln.SIMULATION_END,{nodes:this._nodes,edges:this._edges});if(this._readbackFromGPU(),this._pendingRestart)return this._isStabilizing=!1,this._pendingRestart=!1,this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),void this._startSimulationLoop();this._flushDirtyNodes(),this._buildAndUploadQuadTree();const r=Math.min(this._currentStep+1,this._totalSteps);for(;this._currentStep<r;this._currentStep++){if(this._currentAlpha+=(e.alphaTarget-this._currentAlpha)*n,this._currentAlpha<i||this._cancelSimulation){this._currentStep=this._totalSteps;break}this._simulateGPUStep(this._currentAlpha)}this._readbackFromGPU(),this._applyCentering();const a=Math.round(100*this._currentStep/this._totalSteps);a>s&&(s=a,this.emit(Ln.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:a/100})),this._currentStep<this._totalSteps&&!this._cancelSimulation?this._scheduleNext(o):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit(Ln.SIMULATION_END,{nodes:this._nodes,edges:this._edges}))};this._scheduleNext(o)}_ensurePositions(){var t,e;const i=(null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50)*Math.sqrt(this._nodes.length);for(const t of this._nodes)void 0!==t.x&&null!==t.x||(t.x=(Math.random()-.5)*i),void 0!==t.y&&null!==t.y||(t.y=(Math.random()-.5)*i)}_applyCentering(){var t,e,i,n;const s=this._settings.centering;if(!s)return;const o=this._nodes.length;if(0===o)return;let r=0,a=0;for(let i=0;i<o;i++)r+=null!==(t=this._nodes[i].x)&&void 0!==t?t:0,a+=null!==(e=this._nodes[i].y)&&void 0!==e?e:0;const h=(r/o-s.x)*s.strength,l=(a/o-s.y)*s.strength;if(!(Math.abs(h)<1e-6&&Math.abs(l)<1e-6)){for(let t=0;t<o;t++){const e=this._nodes[t];null!==e.fx&&void 0!==e.fx||(e.x=(null!==(i=e.x)&&void 0!==i?i:0)-h,e.y=(null!==(n=e.y)&&void 0!==n?n:0)-l)}this._syncStateToGPU()}}_syncStateToGPU(){var t,e,i,n;const s=this._nodes.length;if(0===s)return;const o=this._texWidth*this._texWidth,r=new Float32Array(4*o);for(let o=0;o<s;o++){const s=this._nodes[o],a=4*o;r[a]=null!==(t=s.x)&&void 0!==t?t:0,r[a+1]=null!==(e=s.y)&&void 0!==e?e:0,r[a+2]=null!==(i=s.vx)&&void 0!==i?i:0,r[a+3]=null!==(n=s.vy)&&void 0!==n?n:0}this._uploadTexture(this._stateTexA,r,this._texWidth),this._uploadTexture(this._stateTexB,r,this._texWidth),this._pingPong=!0}_flushDirtyNodes(){var t,e,i,n,s,o,r,a;if(0===this._dirtyNodes.size)return;const h=this._gl;for(const l of this._dirtyNodes){const d=this._nodes[l];if(!d)continue;const u=l%this._texWidth,c=Math.floor(l/this._texWidth),_=new Float32Array([null!==(t=d.x)&&void 0!==t?t:0,null!==(e=d.y)&&void 0!==e?e:0,null!==(i=d.vx)&&void 0!==i?i:0,null!==(n=d.vy)&&void 0!==n?n:0]);h.bindTexture(h.TEXTURE_2D,this._stateTexA),h.texSubImage2D(h.TEXTURE_2D,0,u,c,1,1,h.RGBA,h.FLOAT,_),h.bindTexture(h.TEXTURE_2D,this._stateTexB),h.texSubImage2D(h.TEXTURE_2D,0,u,c,1,1,h.RGBA,h.FLOAT,_);const f=new Float32Array([null!==d.fx&&void 0!==d.fx?1:0,null!==(o=null!==(s=d.fx)&&void 0!==s?s:d.x)&&void 0!==o?o:0,null!==(a=null!==(r=d.fy)&&void 0!==r?r:d.y)&&void 0!==a?a:0,0]);h.bindTexture(h.TEXTURE_2D,this._fixedTex),h.texSubImage2D(h.TEXTURE_2D,0,u,c,1,1,h.RGBA,h.FLOAT,f)}this._dirtyNodes.clear()}_buildAndUploadQuadTree(){var t,e,i;if(0===this._nodes.length)return;const n=null!==(e=null===(t=this._settings.manyBody)||void 0===t?void 0:t.strength)&&void 0!==e?e:-100;let s=this._nodes;if(null===(i=this._settings.manyBody)||void 0===i?void 0:i.edgeMidpointRepulsion){const t=this._getEdgeMidpoints();t.length>0&&(s=s.concat(t))}const o=function(t,e){var i,n;const s=t.length;if(0===s)return{treeData:new Float32Array(0),treeChildren:new Float32Array(0),treeGeometry:new Float32Array(0),nodeCount:0,texWidth:1};let o=1/0,r=1/0,a=-1/0,h=-1/0;for(let e=0;e<s;e++){const i=t[e].x,n=t[e].y;i<o&&(o=i),n<r&&(r=n),i>a&&(a=i),n>h&&(h=n)}let l=Math.max(a-o,h-r);l<1e-6&&(l=1),l*=1.01;const d=.5*l,u=.5*(o+a)-d,c=.5*(r+h)-d,_=[];function f(t){const e=_.length;return _.push({cx:0,cy:0,charge:0,size:t,bodyIndex:-1,children:[null,null,null,null]}),e}const g=f(l),p=[u],m=[c];function v(t,e,i,n,s){return 2*(e>=n+.5*s?1:0)+(t>=i+.5*s?1:0)}function y(t,e,i,n){const s=.5*n;return{cx0:1&t?e+s:e,cy0:2&t?i+s:i,csz:s}}function x(t,i,n){let s=g,o=u,r=c,a=l;for(let h=0;h<50;h++){const h=_[s];if(-1===h.bodyIndex&&null===h.children[0]&&null===h.children[1]&&null===h.children[2]&&null===h.children[3])return h.bodyIndex=t,h.cx=i,h.cy=n,void(h.charge=e);if(h.bodyIndex>=0){const t=h.bodyIndex,i=h.cx,n=h.cy;h.bodyIndex=-1;const s=v(i,n,o,r,a),{cx0:l,cy0:d,csz:u}=y(s,o,r,a),c=f(u);p[c]=l,m[c]=d,h.children[s]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=n,_[c].charge=e}const l=v(i,n,o,r,a);if(null===h.children[l]){const{cx0:s,cy0:d,csz:u}=y(l,o,r,a),c=f(u);return p[c]=s,m[c]=d,h.children[l]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=n,void(_[c].charge=e)}const{cx0:d,cy0:u,csz:c}=y(l,o,r,a);s=h.children[l],o=d,r=u,a=c}}for(let e=0;e<s;e++)x(e,t[e].x,t[e].y);!function t(e){const i=_[e];if(i.bodyIndex>=0)return;let n=0,s=0,o=0,r=0;for(let e=0;e<4;e++){const a=i.children[e];if(null===a)continue;t(a);const h=_[a],l=Math.abs(h.charge);n+=h.charge,s+=h.cx*l,o+=h.cy*l,r+=l}r>0&&(i.cx=s/r,i.cy=o/r),i.charge=n}(g);const b=_.length,S=Math.ceil(Math.sqrt(b)),w=S*S,T=new Float32Array(4*w),E=new Float32Array(4*w),P=new Float32Array(4*w);for(let t=0;t<b;t++){const e=_[t],s=4*t;T[s]=e.cx,T[s+1]=e.cy,T[s+2]=e.charge,e.bodyIndex>=0?T[s+3]=-(e.bodyIndex+1):T[s+3]=e.size,E[s]=null!==e.children[0]?e.children[0]:-1,E[s+1]=null!==e.children[1]?e.children[1]:-1,E[s+2]=null!==e.children[2]?e.children[2]:-1,E[s+3]=null!==e.children[3]?e.children[3]:-1,P[s]=null!==(i=p[t])&&void 0!==i?i:0,P[s+1]=null!==(n=m[t])&&void 0!==n?n:0,P[s+2]=e.size,P[s+3]=0}for(let t=b;t<w;t++){const e=4*t;T[e+3]=0,E[e]=-1,E[e+1]=-1,E[e+2]=-1,E[e+3]=-1,P[e]=0,P[e+1]=0,P[e+2]=0,P[e+3]=0}return{treeData:T,treeChildren:E,treeGeometry:P,nodeCount:b,texWidth:S}}(s,n);this._uploadTexture(this._treeDataTexture,o.treeData,o.texWidth),this._uploadTexture(this._treeChildrenTexture,o.treeChildren,o.texWidth),this._uploadTexture(this._treeGeometryTexture,o.treeGeometry,o.texWidth),this._treeTexWidth=o.texWidth,this._treeNodeCount=o.nodeCount}_getEdgeMidpoints(){var t,e,i,n;const s=[];for(let o=0;o<this._edges.length;o++){const r=this._edges[o],a="object"==typeof r.source?r.source.id:r.source,h="object"==typeof r.target?r.target.id:r.target,l=this._nodeIndexByNodeId[a],d=this._nodeIndexByNodeId[h];if(void 0===l||void 0===d)continue;const u=this._nodes[l],c=this._nodes[d];s.push({x:.5*((null!==(t=u.x)&&void 0!==t?t:0)+(null!==(e=c.x)&&void 0!==e?e:0)),y:.5*((null!==(i=u.y)&&void 0!==i?i:0)+(null!==(n=c.y)&&void 0!==n?n:0))})}return s}_buildAndUploadAdjacency(){var t,e;if(0===this._nodes.length)return;const i=null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50,n=function(t,e,i){const n=t.length,s={};for(let e=0;e<n;e++)s[t[e].id]=e;const o=new Uint32Array(n),r=[];for(let t=0;t<e.length;t++){const i=e[t],n="object"==typeof i.source?i.source.id:i.source,a="object"==typeof i.target?i.target.id:i.target,h=s[n],l=s[a];void 0!==h&&void 0!==l&&(r.push({srcIdx:h,tgtIdx:l}),o[h]++,o[l]++)}const a=2*r.length,h=new Uint32Array(n),l=new Uint32Array(n),d=new Uint32Array(n);for(const{srcIdx:t,tgtIdx:e}of r)d[t]++,d[e]++;let u=0;for(let t=0;t<n;t++)l[t]=u,h[t]=d[t],u+=d[t];const c=new Float32Array(4*a),_=new Uint32Array(n);for(let t=0;t<n;t++)_[t]=l[t];for(const{srcIdx:t,tgtIdx:e}of r){const n=o[t]/(o[t]+o[e]),s=1/Math.min(o[t],o[e]);{const o=4*_[t];c[o]=e,c[o+1]=i,c[o+2]=s,c[o+3]=1-n,_[t]++}{const o=4*_[e];c[o]=t,c[o+1]=i,c[o+2]=s,c[o+3]=n,_[e]++}}const f=Math.max(1,Math.ceil(Math.sqrt(n))),g=new Float32Array(f*f*4);for(let t=0;t<n;t++)g[4*t]=l[t],g[4*t+1]=h[t];const p=Math.max(1,Math.ceil(Math.sqrt(a))),m=new Float32Array(p*p*4);return m.set(c),{offsets:g,edges:m,offsetsTexWidth:f,edgesTexWidth:p}}(this._nodes,this._edges,i);this._cachedAdjacency=n,this._uploadTexture(this._adjOffsetsTexture,n.offsets,n.offsetsTexWidth),this._uploadTexture(this._adjEdgesTexture,n.edges,n.edgesTexWidth)}_pinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._pinNode(this._nodes[e])}_unpinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unpinNode(this._nodes[e])}_pinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=t.x),null!==t.sy&&void 0!==t.sy||(t.fy=t.y)}_unpinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=null),null!==t.sy&&void 0!==t.sy||(t.fy=null)}_stickNode(t){t.sx=t.x,t.fx=t.x,t.sy=t.y,t.fy=t.y}_unstickNode(t){t.sx=null,t.sy=null,this._settings.isPhysicsEnabled&&(t.fx=null,t.fy=null)}_initializeNewData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e+=1){const i=t.nodes[e].id;void 0!==this._nodeIndexByNodeId[i]?this._nodeIndexByNodeId[i]=e:this._nodes.push(t.nodes[e])}else this._nodes=[];if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}else this._edges=[];this._rebuildNodeIndex(),this._cachedAdjacency=null}_initGPU(){const t=this._gl;t.getExtension("EXT_color_buffer_float");const e=as(t,"#version 300 es\n\nin vec2 aPosition;\n\nvoid main() {\n  gl_Position = vec4(aPosition, 0.0, 1.0);\n}\n",rs.VERTEX),i=as(t,"#version 300 es\n\nprecision highp float;\n\nuniform sampler2D uState;\nuniform sampler2D uFixed;\nuniform sampler2D uTreeData;\nuniform sampler2D uTreeChildren;\nuniform sampler2D uTreeGeometry;\nuniform sampler2D uAdjOffsets;\nuniform sampler2D uAdjEdges;\n\nuniform int uNodeCount;\nuniform int uTexWidth;\nuniform float uAlpha;\nuniform float uDamping;\n\nuniform float uManyBodyStrength;\nuniform float uTheta2;\nuniform float uDistanceMin2;\nuniform float uDistanceMax2;\nuniform int uTreeNodeCount;\nuniform int uTreeTexWidth;\n\nuniform int uAdjOffsetsTexWidth;\nuniform int uAdjEdgesTexWidth;\n\nuniform vec2 uCenter;\nuniform float uCenterStrength;\n\nuniform float uCollisionRadius;\nuniform float uCollisionStrength;\n\nuniform float uForceXTarget;\nuniform float uForceXStrength;\nuniform float uForceYTarget;\nuniform float uForceYStrength;\n\nuniform float uHasManyBody;\nuniform float uHasLinks;\nuniform float uHasCentering;\nuniform float uHasCollision;\nuniform float uHasPositioning;\n\nout vec4 fragColor;\n\nivec2 texCoord(int idx, int tw) {\n  return ivec2(idx % tw, idx / tw);\n}\n\nvoid main() {\n  ivec2 fc = ivec2(gl_FragCoord.xy);\n  int nodeId = fc.y * uTexWidth + fc.x;\n\n  if (nodeId >= uNodeCount) {\n    fragColor = vec4(0.0);\n    return;\n  }\n\n  vec4 fixedData = texelFetch(uFixed, fc, 0);\n  if (fixedData.x > 0.5) {\n    fragColor = vec4(fixedData.yz, 0.0, 0.0);\n    return;\n  }\n\n  vec4 state = texelFetch(uState, fc, 0);\n  vec2 pos = state.xy;\n  vec2 vel = state.zw;\n\n  if (uHasManyBody > 0.5 && uTreeNodeCount > 0) {\n    int stack[128];\n    int top = 0;\n    stack[top++] = 0;\n\n    while (top > 0) {\n      int idx = stack[--top];\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\n      float w = data.w;\n\n      if (w < -0.5) {\n        int bodyIdx = int(-w - 0.5);\n        if (bodyIdx != nodeId) {\n          vec2 delta = data.xy - pos;\n          float distSq = dot(delta, delta);\n\n          if (distSq < 1e-8) {\n            delta = vec2(float(nodeId) * 1e-4 - float(bodyIdx) * 1e-4 + 1e-4, 1e-4);\n            distSq = dot(delta, delta);\n          }\n\n          if (distSq < uDistanceMax2) {\n            float l = distSq;\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\n          }\n        }\n      } else {\n        vec2 delta = data.xy - pos;\n        float distSq = dot(delta, delta);\n\n        if (distSq > 0.0 && w * w / distSq < uTheta2) {\n          if (distSq < uDistanceMax2) {\n            float l = distSq;\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\n          }\n        } else {\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\n        }\n      }\n    }\n  }\n\n  if (uHasCollision > 0.5 && uCollisionRadius > 0.0 && uTreeNodeCount > 0) {\n    float collisionDiam = uCollisionRadius * 2.0;\n    vec2 predictedPos = state.xy + state.zw;\n    int stack[64];\n    int top = 0;\n    stack[top++] = 0;\n\n    while (top > 0) {\n      int idx = stack[--top];\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\n      float w = data.w;\n\n      if (w < -0.5) {\n        int bodyIdx = int(-w - 0.5);\n        if (bodyIdx != nodeId && bodyIdx < uNodeCount) {\n          vec2 delta = data.xy - predictedPos;\n          float dist = length(delta);\n\n          if (dist < collisionDiam && dist > 0.0) {\n            float push = (collisionDiam - dist) * uCollisionStrength;\n            vel -= (delta / dist) * push * 0.5;\n          }\n        }\n      } else {\n        vec4 geo = texelFetch(uTreeGeometry, texCoord(idx, uTreeTexWidth), 0);\n        float cellSize = geo.z;\n        vec2 nearest = clamp(predictedPos, geo.xy, geo.xy + cellSize);\n        float distToCell = length(nearest - predictedPos);\n\n        if (distToCell < collisionDiam) {\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\n        }\n      }\n    }\n  }\n\n  if (uHasLinks > 0.5) {\n    vec4 offData = texelFetch(uAdjOffsets, texCoord(nodeId, uAdjOffsetsTexWidth), 0);\n    int start = int(offData.x + 0.5);\n    int count = int(offData.y + 0.5);\n\n    for (int e = 0; e < count; e++) {\n      vec4 edgeData = texelFetch(uAdjEdges, texCoord(start + e, uAdjEdgesTexWidth), 0);\n      int targetId = int(edgeData.x + 0.5);\n      float restDist = edgeData.y;\n      float strength = edgeData.z;\n      float dirBias = edgeData.w;\n\n      vec4 targetState = texelFetch(uState, texCoord(targetId, uTexWidth), 0);\n      vec2 delta = (targetState.xy + targetState.zw) - (state.xy + state.zw);\n      float d = length(delta);\n\n      if (d < 1e-6) {\n        delta = vec2(1e-3, 1e-3);\n        d = length(delta);\n      }\n\n      float scale = (d - restDist) / d * uAlpha * strength;\n      vel += delta * scale * dirBias;\n    }\n  }\n\n  if (uHasCentering > 0.5) {\n    vel += (uCenter - pos) * uCenterStrength * uAlpha;\n  }\n\n  if (uHasPositioning > 0.5) {\n    vel.x += (uForceXTarget - pos.x) * uForceXStrength * uAlpha;\n    vel.y += (uForceYTarget - pos.y) * uForceYStrength * uAlpha;\n  }\n\n  vel *= uDamping;\n  pos += vel;\n\n  fragColor = vec4(pos, vel);\n}\n",rs.FRAGMENT),n=t.createProgram();if(!n)throw new o("Failed to create program.");if(this._forceProgram=n,t.attachShader(n,e),t.attachShader(n,i),t.linkProgram(n),!t.getProgramParameter(n,t.LINK_STATUS)){const e=t.getProgramInfoLog(n);throw new o(`Failed to link force program: ${e}`)}this._cacheUniformLocations(n),this._quadBuffer=t.createBuffer();const s=new Float32Array([-1,-1,1,-1,-1,1,1,1]);t.bindBuffer(t.ARRAY_BUFFER,this._quadBuffer),t.bufferData(t.ARRAY_BUFFER,s,t.STATIC_DRAW),this._quadVAO=t.createVertexArray(),t.bindVertexArray(this._quadVAO);const r=t.getAttribLocation(n,"aPosition");t.enableVertexAttribArray(r),t.vertexAttribPointer(r,2,t.FLOAT,!1,0,0),t.bindVertexArray(null),this._stateTexA=t.createTexture(),this._stateTexB=t.createTexture(),this._fixedTex=t.createTexture(),this._treeDataTexture=t.createTexture(),this._treeChildrenTexture=t.createTexture(),this._treeGeometryTexture=t.createTexture(),this._adjOffsetsTexture=t.createTexture(),this._adjEdgesTexture=t.createTexture(),this._fboA=t.createFramebuffer(),this._fboB=t.createFramebuffer()}_cacheUniformLocations(t){const e=this._gl,i=["uState","uFixed","uTreeData","uTreeChildren","uTreeGeometry","uAdjOffsets","uAdjEdges","uNodeCount","uTexWidth","uAlpha","uDamping","uManyBodyStrength","uTheta2","uDistanceMin2","uDistanceMax2","uTreeNodeCount","uTreeTexWidth","uAdjOffsetsTexWidth","uAdjEdgesTexWidth","uCenter","uCenterStrength","uCollisionRadius","uCollisionStrength","uForceXTarget","uForceXStrength","uForceYTarget","uForceYStrength","uHasManyBody","uHasLinks","uHasCentering","uHasCollision","uHasPositioning"];for(const n of i)this._uniforms[n]=e.getUniformLocation(t,n)}_uploadDataToGPU(){var t,e,i,n,s,o,r,a;const h=this._gl,l=this._nodes.length;this._texWidth=Math.max(1,Math.ceil(Math.sqrt(l)));const d=this._texWidth*this._texWidth,u=new Float32Array(4*d),c=new Float32Array(4*d);for(let h=0;h<l;h++){const l=this._nodes[h],d=4*h;u[d]=null!==(t=l.x)&&void 0!==t?t:0,u[d+1]=null!==(e=l.y)&&void 0!==e?e:0,u[d+2]=null!==(i=l.vx)&&void 0!==i?i:0,u[d+3]=null!==(n=l.vy)&&void 0!==n?n:0,c[d]=null!==l.fx&&void 0!==l.fx?1:0,c[d+1]=null!==(o=null!==(s=l.fx)&&void 0!==s?s:l.x)&&void 0!==o?o:0,c[d+2]=null!==(a=null!==(r=l.fy)&&void 0!==r?r:l.y)&&void 0!==a?a:0,c[d+3]=0}this._uploadTexture(this._stateTexA,u,this._texWidth),this._uploadTexture(this._stateTexB,u,this._texWidth),this._uploadTexture(this._fixedTex,c,this._texWidth),h.bindFramebuffer(h.FRAMEBUFFER,this._fboA),h.framebufferTexture2D(h.FRAMEBUFFER,h.COLOR_ATTACHMENT0,h.TEXTURE_2D,this._stateTexA,0),h.bindFramebuffer(h.FRAMEBUFFER,this._fboB),h.framebufferTexture2D(h.FRAMEBUFFER,h.COLOR_ATTACHMENT0,h.TEXTURE_2D,this._stateTexB,0),h.bindFramebuffer(h.FRAMEBUFFER,null),this._pingPong=!0}_uploadTexture(t,e,i){const n=this._gl;n.bindTexture(n.TEXTURE_2D,t),n.texImage2D(n.TEXTURE_2D,0,n.RGBA32F,i,i,0,n.RGBA,n.FLOAT,e),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,n.NEAREST),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,n.NEAREST),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE)}_simulateGPUStep(t){var e,i,n,s,r,a,h,l,d,u;const c=this._gl,_=this._forceProgram;if(!_)throw new o("Force program not initialized.");const f=this._nodes.length;if(0===f)return;c.useProgram(_);const g=this._uniforms;c.uniform1i(g.uNodeCount,f),c.uniform1i(g.uTexWidth,this._texWidth),c.uniform1f(g.uAlpha,t),c.uniform1f(g.uDamping,.6);const p=null!==this._settings.manyBody&&void 0!==this._settings.manyBody;if(c.uniform1f(g.uHasManyBody,p?1:0),p){const t=this._settings.manyBody;c.uniform1f(g.uManyBodyStrength,t.strength);const n=t.theta;c.uniform1f(g.uTheta2,n*n),c.uniform1f(g.uDistanceMin2,t.distanceMin*t.distanceMin);const s=t.distanceMax>0?t.distanceMax:ts(null!==(i=null===(e=this._settings.links)||void 0===e?void 0:e.distance)&&void 0!==i?i:50);c.uniform1f(g.uDistanceMax2,s*s),c.uniform1i(g.uTreeNodeCount,this._treeNodeCount),c.uniform1i(g.uTreeTexWidth,this._treeTexWidth)}const m=null!==this._cachedAdjacency&&this._edges.length>0;c.uniform1f(g.uHasLinks,m?1:0),m&&(c.uniform1i(g.uAdjOffsetsTexWidth,this._cachedAdjacency.offsetsTexWidth),c.uniform1i(g.uAdjEdgesTexWidth,this._cachedAdjacency.edgesTexWidth)),c.uniform1f(g.uHasCentering,0);const v=null!==this._settings.collision&&void 0!==this._settings.collision;c.uniform1f(g.uHasCollision,v?1:0),v&&(c.uniform1f(g.uCollisionRadius,this._settings.collision.radius),c.uniform1f(g.uCollisionStrength,this._settings.collision.strength));const y=null!==this._settings.positioning&&void 0!==this._settings.positioning;if(c.uniform1f(g.uHasPositioning,y?1:0),y){const t=this._settings.positioning;c.uniform1f(g.uForceXTarget,null!==(s=null===(n=t.forceX)||void 0===n?void 0:n.x)&&void 0!==s?s:0),c.uniform1f(g.uForceXStrength,null!==(a=null===(r=t.forceX)||void 0===r?void 0:r.strength)&&void 0!==a?a:0),c.uniform1f(g.uForceYTarget,null!==(l=null===(h=t.forceY)||void 0===h?void 0:h.y)&&void 0!==l?l:0),c.uniform1f(g.uForceYStrength,null!==(u=null===(d=t.forceY)||void 0===d?void 0:d.strength)&&void 0!==u?u:0)}const x=this._pingPong?this._stateTexA:this._stateTexB,b=this._pingPong?this._fboB:this._fboA;c.activeTexture(c.TEXTURE0),c.bindTexture(c.TEXTURE_2D,x),c.uniform1i(g.uState,0),c.activeTexture(c.TEXTURE1),c.bindTexture(c.TEXTURE_2D,this._fixedTex),c.uniform1i(g.uFixed,1),c.activeTexture(c.TEXTURE2),c.bindTexture(c.TEXTURE_2D,this._treeDataTexture),c.uniform1i(g.uTreeData,2),c.activeTexture(c.TEXTURE3),c.bindTexture(c.TEXTURE_2D,this._treeChildrenTexture),c.uniform1i(g.uTreeChildren,3),c.activeTexture(c.TEXTURE4),c.bindTexture(c.TEXTURE_2D,this._adjOffsetsTexture),c.uniform1i(g.uAdjOffsets,4),c.activeTexture(c.TEXTURE5),c.bindTexture(c.TEXTURE_2D,this._adjEdgesTexture),c.uniform1i(g.uAdjEdges,5),c.activeTexture(c.TEXTURE6),c.bindTexture(c.TEXTURE_2D,this._treeGeometryTexture),c.uniform1i(g.uTreeGeometry,6),c.bindFramebuffer(c.FRAMEBUFFER,b),c.viewport(0,0,this._texWidth,this._texWidth),c.bindVertexArray(this._quadVAO),c.drawArrays(c.TRIANGLE_STRIP,0,4),c.bindVertexArray(null),c.bindFramebuffer(c.FRAMEBUFFER,null),this._pingPong=!this._pingPong}_readbackFromGPU(){const t=this._gl,e=this._nodes.length;if(0===e)return;const i=this._pingPong?this._fboA:this._fboB,n=this._texWidth*this._texWidth,s=new Float32Array(4*n);t.bindFramebuffer(t.FRAMEBUFFER,i),t.readPixels(0,0,this._texWidth,this._texWidth,t.RGBA,t.FLOAT,s),t.bindFramebuffer(t.FRAMEBUFFER,null);for(let t=0;t<e;t++){const e=this._nodes[t],i=4*t;e.x=s[i],e.y=s[i+1],e.vx=s[i+2],e.vy=s[i+3]}}}class ls extends ss{constructor(){super(...arguments),this._isCalculating=!1,this._pendingRecalculation=!1}setupData(t){this._nodes=[...t.nodes],this._edges=[...t.edges],this._rebuildNodeIndex(),this._calculateAndEmit()}mergeData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=this._nodeIndexByNodeId[t.nodes[e].id];void 0!==i?this._nodes[i]=t.nodes[e]:this._nodes.push(t.nodes[e])}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}this._rebuildNodeIndex(),this._calculateAndEmit()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),n=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...n],this._edges=t.edges,this._rebuildNodeIndex(),this._calculateAndEmit()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._calculateAndEmit()}patchData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=t.nodes[e].id,n=this._nodeIndexByNodeId[i];void 0!==n?this._nodes[n]=t.nodes[e]:(this._nodes.push(t.nodes[e]),this._nodeIndexByNodeId[i]=this._nodes.length-1)}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const n=t.edges[i].id;n in e?this._edges[e[n]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._nodeIndexByNodeId={}}activateSimulation(){}stopSimulation(){}startDragNode(){}dragNode(t,e){const i=this._nodeIndexByNodeId[t];if(void 0!==i){const t=this._nodes[i];t.x=e.x,t.y=e.y,t.fx=e.x,t.fy=e.y,this.emit(Ln.NODE_DRAG,{nodes:this._nodes,edges:this._edges})}}endDragNode(t){}fixNodes(t){}releaseNodes(t){}setSettings(t){const e=p(this._config);Object.assign(this._config,t),!m(this._config,e)&&this._nodes.length>0&&this._calculateAndEmit()}terminate(){this._pendingRecalculation=!1,super.terminate()}_calculateAndEmit(){0===this._nodes.length||this._cancelSimulation||(this._isCalculating?this._pendingRecalculation=!0:(this._isCalculating=!0,this.emit(Ln.SIMULATION_START,void 0),this.calculatePositions(this._nodes,this._edges,t=>{this.emit(Ln.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:t})},()=>this._cancelSimulation,()=>{this._isCalculating=!1,this._cancelSimulation||this.emit(Ln.SIMULATION_END,{nodes:this._nodes,edges:this._edges}),this._cancelSimulation=!1,this._pendingRecalculation&&(this._pendingRecalculation=!1,this._calculateAndEmit())})))}_emitProgress(t,e,i,n){const s=Math.round(100*t/e);return s>i?(n(s/100),s):i}}class ds extends ls{constructor(t){super(),this.type="circular",this._config=Object.assign(Object.assign({},Jn),t)}calculatePositions(t,e,i,n,s){const o=2*Math.PI/t.length;let r=-1,a=0;const h=()=>{if(n())return void s();const e=Math.min(a+5e3,t.length);for(;a<e;a++)t[a].x=this._config.centerX+this._config.radius*Math.cos(o*a),t[a].y=this._config.centerY+this._config.radius*Math.sin(o*a);a<t.length&&!this._cancelSimulation?(r=this._emitProgress(a+1,t.length,r,i),this._scheduleNext(h)):s()};h()}}class us extends ls{constructor(t){super(),this.type="grid",this._config=Object.assign(Object.assign({},is),t)}calculatePositions(t,e,i,n,s){const o=Math.ceil(Math.sqrt(t.length)),r=Math.ceil(t.length/o);let a=-1,h=0;const l=()=>{if(n())return void s();const e=Math.min(h+5e3,t.length);for(;h<e;h++){const e=Math.floor(h/r),i=h%r;t[h].x=i*this._config.colGap,t[h].y=e*this._config.rowGap}h<t.length&&!this._cancelSimulation?(console.log(h),a=this._emitProgress(h+1,t.length,a,i),this._scheduleNext(l)):s()};l()}}class cs extends ls{constructor(t){super(),this.type="hierarchical",this._config=Object.assign(Object.assign({},ns),t)}calculatePositions(t,e,i,n,s){const{adjacency:o,inDegree:r}=this._buildAdjacency(t,e),a=this._getConnectedComponents(t,o);let h=0,l=0,d=0,u=-1,c=0;const _=()=>{if(n()||c>=a.length)return!n()&&this._config.reversed&&this._applyReversal(t,h,l),void s();const e=this._assignLevels(a[c],o,r),f=Math.max(...Array.from(e.values()).map(t=>t.length));e.size*this._config.levelGap>l&&(l=e.size*this._config.levelGap);let g=0===c?0:this._config.treeGap+h;c>0&&(g+=(f-1)*this._config.nodeGap/2);for(let i=0;i<e.size;i++){const n=i*this._config.levelGap,s=e.get(i);if(!s)continue;const o=s.length*this._config.nodeGap;for(let e=0;e<s.length;e++){const i=s[e],r=this._nodeIndexByNodeId[i],a=o/2-e*this._config.nodeGap+g;a>h&&(h=a),void 0!==r&&(t[r].x="horizontal"===this._config.orientation?n:a,t[r].y="horizontal"===this._config.orientation?a:n),d++}}c++,c<a.length&&!this._cancelSimulation?(u=this._emitProgress(d,t.length,u,i),this._scheduleNext(_)):(!n()&&this._config.reversed&&this._applyReversal(t,h,l),s())};_()}_applyReversal(t,e,i){var n,s;for(let o=0;o<t.length;o++)"horizontal"===this._config.orientation&&void 0!==t[o].x&&(t[o].x=e-(null!==(n=t[o].x)&&void 0!==n?n:0)),"vertical"===this._config.orientation&&void 0!==t[o].y&&(t[o].y=i-(null!==(s=t[o].y)&&void 0!==s?s:0))}_buildAdjacency(t,e){var i,n,s;const o=new Map,r=new Map;for(let t=0;t<e.length;t++){const a=this._getEdgeEndpointId(e[t].source),h=this._getEdgeEndpointId(e[t].target);a!==h&&(o.has(a)||o.set(a,[]),o.has(h)||o.set(h,[]),null===(i=o.get(a))||void 0===i||i.push(h),null===(n=o.get(h))||void 0===n||n.push(a),r.set(h,(null!==(s=r.get(h))&&void 0!==s?s:0)+1))}return{adjacency:o,inDegree:r}}_getConnectedComponents(t,e){var i;const n=new Set,s=[];for(let o=0;o<t.length;o++){const r=t[o].id;if(n.has(r))continue;const a=[],h=[r];for(n.add(r);h.length>0;){const t=h.pop();if(void 0===t)continue;a.push(t);const s=null!==(i=e.get(t))&&void 0!==i?i:[];for(let t=0;t<s.length;t++)n.has(s[t])||(n.add(s[t]),h.push(s[t]))}s.push(a)}return s}_assignLevels(t,e,i){var n,s;const o=new Map,r=new Set;let a=t.find(t=>{var e;return 0===(null!==(e=i.get(t))&&void 0!==e?e:0)});void 0===a&&(a=t.reduce((t,e)=>{var n,s;return(null!==(n=i.get(e))&&void 0!==n?n:0)<(null!==(s=i.get(t))&&void 0!==s?s:0)?e:t}));const h=[[a,0]];for(const[t,i]of h){if(r.has(t))continue;r.add(t),o.has(i)?null===(n=o.get(i))||void 0===n||n.push(t):o.set(i,[t]);const a=null!==(s=e.get(t))&&void 0!==s?s:[];for(let t=0;t<a.length;t++)h.push([a[t],i+1])}return o}_getEdgeEndpointId(t){return"object"==typeof t?t.id:t}}class _s{static create(t){switch(null==t?void 0:t.type){case"circular":return new ds(t.options);case"grid":return new us(t.options);case"hierarchical":return new cs(t.options);default:{const e=null==t?void 0:t.options;if(null==e?void 0:e.useGPU)try{return new hs(e)}catch(t){return console.warn("WebGL2 unavailable, falling back to CPU force layout engine."),new os(e)}return new os(e)}}}}class fs extends 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Object.keys(n).forEach(e=>{r[e]=C(n[e])}),r};var pt={radius:100,centerX:0,centerY:0},zt=100,ft=50,Fe=n=>(n>0?n:1)*zt,ee={useGPU:!1,isSimulatingOnDataUpdate:!0,isSimulatingOnSettingsUpdate:!0,isSimulatingOnUnstick:!0,isPhysicsEnabled:!1,alpha:{alpha:1,alphaMin:.05,alphaDecay:.028,alphaTarget:0},centering:{x:0,y:0,strength:1},collision:{radius:15,strength:1,iterations:1},links:{distance:ft,strength:1,iterations:1},manyBody:{strength:-100,theta:.9,distanceMin:1,distanceMax:Fe(ft)},positioning:{forceX:{x:0,strength:.1},forceY:{y:0,strength:.1}},anchorX:"center",anchorY:"center"},mt={rowGap:50,colGap:50},gt={nodeGap:50,levelGap:50,treeGap:100,orientation:"vertical",reversed:!1};var ge=class{constructor(){this._listeners=new Map}once(r,e){let t={callable:e,isOnce:!0},i=this._listeners.get(r);return i?i.push(t):this._listeners.set(r,[t]),this}on(r,e){let t={callable:e},i=this._listeners.get(r);return i?i.push(t):this._listeners.set(r,[t]),this}off(r,e){let t=this._listeners.get(r);if(t){let 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MessageChannel;this._schedulerPort=t.port2,t.port1.onmessage=()=>{this._schedulerPort=null,e()},t.port2.postMessage(null)}else setTimeout(e,0)}_rebuildNodeIndex(){this._nodeIndexByNodeId={};for(let e=0;e<this._nodes.length;e++)this._nodeIndexByNodeId[this._nodes[e].id]=e}};var jt=500,Xt=100;function Yt(n,r,e){let t=[],i=r*r;function o(s){let a=e();for(let u=0;u<a.length;u++){let l=a[u].source,c=a[u].target;if(!l||!c)continue;let _=((l.x??0)+(c.x??0))*.5,m=((l.y??0)+(c.y??0))*.5;for(let d=0;d<t.length;d++){let g=t[d],f=(g.x??0)-_,h=(g.y??0)-m,p=f*f+h*h;if(p===0||p>=i)continue;p<1&&(p=1);let y=-n*s/p;g.vx+=f*y,g.vy+=h*y}}}return o.initialize=s=>{t=s},o}var re=class extends Y{constructor(e){super();this._isDragging=!1;this._isStabilizing=!1;this.type="force";this._settings={...ee,...e},this.clearData()}setSettings(e){let t=e;this._initialSettings||(this._initialSettings=Object.assign(C(ee),t));let 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t=Re().strength(e.manyBody.strength).theta(e.manyBody.theta).distanceMin(e.manyBody.distanceMin).distanceMax(e.manyBody.distanceMax);this._simulation.force("charge",t),e.manyBody.edgeMidpointRepulsion?this._simulation.force("edgeMidpointRepulsion",Yt(e.manyBody.strength,e.manyBody.distanceMax,()=>this._edges)):this._simulation.force("edgeMidpointRepulsion",null)}if(e.manyBody===null&&(this._simulation.force("charge",null),this._simulation.force("edgeMidpointRepulsion",null)),e.positioning?.forceX){let t=we(e.positioning.forceX.x).strength(e.positioning.forceX.strength);this._simulation.force("x",t)}if(e.positioning?.forceX===null&&this._simulation.force("x",null),e.positioning?.forceY){let t=Ue(e.positioning.forceY.y).strength(e.positioning.forceY.strength);this._simulation.force("y",t)}if(e.positioning?.forceY===null&&this._simulation.force("y",null),e.centering){let t=Ee(e.centering.x,e.centering.y).strength(e.centering.strength);this._simulation.force("center",t)}e.centering===null&&this._simulation.force("center",null)}};var B=class extends Error{constructor(r){super(r),this.message=r,Object.setPrototypeOf(this,new.target.prototype),this.name=this.constructor.name}};var ke=(n,r,e)=>{let t=n.createShader(e==="vertex"?n.VERTEX_SHADER:n.FRAGMENT_SHADER);if(!t)throw new B("Failed to create shader.");if(n.shaderSource(t,r),n.compileShader(t),!n.getShaderParameter(t,n.COMPILE_STATUS)){let i=n.getShaderInfoLog(t);throw n.deleteShader(t),new B(`Failed to compile shader: ${i}`)}return t};var _t=`#version 300 es\n\nin vec2 aPosition;\n\nvoid main() {\n  gl_Position = vec4(aPosition, 0.0, 1.0);\n}\n`;var yt=`#version 300 es\n\nprecision highp float;\n\nuniform sampler2D uState;\nuniform sampler2D uFixed;\nuniform sampler2D uTreeData;\nuniform sampler2D uTreeChildren;\nuniform sampler2D uTreeGeometry;\nuniform sampler2D uAdjOffsets;\nuniform sampler2D 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= vec4(0.0);\n    return;\n  }\n\n  vec4 fixedData = texelFetch(uFixed, fc, 0);\n  if (fixedData.x > 0.5) {\n    fragColor = vec4(fixedData.yz, 0.0, 0.0);\n    return;\n  }\n\n  vec4 state = texelFetch(uState, fc, 0);\n  vec2 pos = state.xy;\n  vec2 vel = state.zw;\n\n  if (uHasManyBody > 0.5 && uTreeNodeCount > 0) {\n    int stack[128];\n    int top = 0;\n    stack[top++] = 0;\n\n    while (top > 0) {\n      int idx = stack[--top];\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\n      float w = data.w;\n\n      if (w < -0.5) {\n        int bodyIdx = int(-w - 0.5);\n        if (bodyIdx != nodeId) {\n          vec2 delta = data.xy - pos;\n          float distSq = dot(delta, delta);\n\n          if (distSq < 1e-8) {\n            delta = vec2(float(nodeId) * 1e-4 - float(bodyIdx) * 1e-4 + 1e-4, 1e-4);\n            distSq = dot(delta, delta);\n          }\n\n          if (distSq < uDistanceMax2) {\n            float l = distSq;\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\n          }\n        }\n      } else {\n        vec2 delta = data.xy - pos;\n        float distSq = dot(delta, delta);\n\n        if (distSq > 0.0 && w * w / distSq < uTheta2) {\n          if (distSq < uDistanceMax2) {\n            float l = distSq;\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\n          }\n        } else {\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\n        }\n      }\n    }\n  }\n\n  if (uHasCollision > 0.5 && uCollisionRadius > 0.0 && uTreeNodeCount > 0) {\n    float collisionDiam = uCollisionRadius * 2.0;\n    vec2 predictedPos = state.xy + state.zw;\n    int stack[64];\n    int top = 0;\n    stack[top++] = 0;\n\n    while (top > 0) {\n      int idx = stack[--top];\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\n      float w = data.w;\n\n      if (w < -0.5) {\n        int bodyIdx = int(-w - 0.5);\n        if (bodyIdx != nodeId && bodyIdx < uNodeCount) {\n          vec2 delta = data.xy - predictedPos;\n          float dist = length(delta);\n\n          if (dist < collisionDiam && dist > 0.0) {\n            float push = (collisionDiam - dist) * uCollisionStrength;\n            vel -= (delta / dist) * push * 0.5;\n          }\n        }\n      } else {\n        vec4 geo = texelFetch(uTreeGeometry, texCoord(idx, uTreeTexWidth), 0);\n        float cellSize = geo.z;\n        vec2 nearest = clamp(predictedPos, geo.xy, geo.xy + cellSize);\n        float distToCell = length(nearest - predictedPos);\n\n        if (distToCell < collisionDiam) {\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\n        }\n      }\n    }\n  }\n\n  if (uHasLinks > 0.5) {\n    vec4 offData = texelFetch(uAdjOffsets, texCoord(nodeId, uAdjOffsetsTexWidth), 0);\n    int start = int(offData.x + 0.5);\n    int count = int(offData.y + 0.5);\n\n    for (int e = 0; e < count; e++) {\n      vec4 edgeData = texelFetch(uAdjEdges, texCoord(start + e, uAdjEdgesTexWidth), 0);\n      int targetId = int(edgeData.x + 0.5);\n      float restDist = edgeData.y;\n      float strength = edgeData.z;\n      float dirBias = edgeData.w;\n\n      vec4 targetState = texelFetch(uState, texCoord(targetId, uTexWidth), 0);\n      vec2 delta = (targetState.xy + targetState.zw) - (state.xy + state.zw);\n      float d = length(delta);\n\n      if (d < 1e-6) {\n        delta = vec2(1e-3, 1e-3);\n        d = length(delta);\n      }\n\n      float scale = (d - restDist) / d * uAlpha * strength;\n      vel += delta * scale * dirBias;\n    }\n  }\n\n  if (uHasCentering > 0.5) {\n    vel += (uCenter - pos) * uCenterStrength * uAlpha;\n  }\n\n  if (uHasPositioning > 0.5) {\n    vel.x += (uForceXTarget - pos.x) * uForceXStrength * uAlpha;\n    vel.y += (uForceYTarget - pos.y) * uForceYStrength * uAlpha;\n  }\n\n  vel *= uDamping;\n  pos += vel;\n\n  fragColor = vec4(pos, vel);\n}\n`;function It(n,r){let e=n.length;if(e===0)return{treeData:new Float32Array(0),treeChildren:new Float32Array(0),treeGeometry:new Float32Array(0),nodeCount:0,texWidth:1};let t=1/0,i=1/0,o=-1/0,s=-1/0;for(let v=0;v<e;v++){let S=n[v].x,A=n[v].y;S<t&&(t=S),A<i&&(i=A),S>o&&(o=S),A>s&&(s=A)}let a=Math.max(o-t,s-i);a<1e-6&&(a=1),a*=1.01;let u=(t+o)*.5,l=(i+s)*.5,c=a*.5,_=u-c,m=l-c,d=[];function g(v){let S=d.length;return d.push({cx:0,cy:0,charge:0,size:v,bodyIndex:-1,children:[null,null,null,null]}),S}let f=g(a),h=[_],p=[m];function y(v,S,A,K,w){let U=A+w*.5,G=K+w*.5,X=v>=U?1:0;return(S>=G?1:0)*2+X}function T(v,S,A,K){let w=K*.5,U=v&1?S+w:S,G=v&2?A+w:A;return{cx0:U,cy0:G,csz:w}}function x(v,S,A){let K=f,w=_,U=m,G=a;for(let X=0;X<50;X++){let L=d[K];if(L.bodyIndex===-1&&L.children[0]===null&&L.children[1]===null&&L.children[2]===null&&L.children[3]===null){L.bodyIndex=v,L.cx=S,L.cy=A,L.charge=r;return}if(L.bodyIndex>=0){let ve=L.bodyIndex,se=L.cx,ae=L.cy;L.bodyIndex=-1;let W=y(se,ae,w,U,G),{cx0:bt,cy0:Dt,csz:At}=T(W,w,U,G),V=g(At);h[V]=bt,p[V]=Dt,L.children[W]=V,d[V].bodyIndex=ve,d[V].cx=se,d[V].cy=ae,d[V].charge=r}let z=y(S,A,w,U,G);if(L.children[z]===null){let{cx0:ve,cy0:se,csz:ae}=T(z,w,U,G),W=g(ae);h[W]=ve,p[W]=se,L.children[z]=W,d[W].bodyIndex=v,d[W].cx=S,d[W].cy=A,d[W].charge=r;return}let{cx0:vt,cy0:Et,csz:Nt}=T(z,w,U,G);K=L.children[z],w=vt,U=Et,G=Nt}}for(let v=0;v<e;v++)x(v,n[v].x,n[v].y);function I(v){let S=d[v];if(S.bodyIndex>=0)return;let A=0,K=0,w=0,U=0;for(let G=0;G<4;G++){let X=S.children[G];if(X===null)continue;I(X);let L=d[X],z=Math.abs(L.charge);A+=L.charge,K+=L.cx*z,w+=L.cy*z,U+=z}U>0&&(S.cx=K/U,S.cy=w/U),S.charge=A}I(f);let E=d.length,P=Math.ceil(Math.sqrt(E)),D=P*P,N=new Float32Array(D*4),b=new Float32Array(D*4),M=new Float32Array(D*4);for(let v=0;v<E;v++){let S=d[v],A=v*4;N[A]=S.cx,N[A+1]=S.cy,N[A+2]=S.charge,S.bodyIndex>=0?N[A+3]=-(S.bodyIndex+1):N[A+3]=S.size,b[A]=S.children[0]!==null?S.children[0]:-1,b[A+1]=S.children[1]!==null?S.children[1]:-1,b[A+2]=S.children[2]!==null?S.children[2]:-1,b[A+3]=S.children[3]!==null?S.children[3]:-1,M[A]=h[v]??0,M[A+1]=p[v]??0,M[A+2]=S.size,M[A+3]=0}for(let v=E;v<D;v++){let S=v*4;N[S+3]=0,b[S]=-1,b[S+1]=-1,b[S+2]=-1,b[S+3]=-1,M[S]=0,M[S+1]=0,M[S+2]=0,M[S+3]=0}return{treeData:N,treeChildren:b,treeGeometry:M,nodeCount:E,texWidth:P}}function xt(n,r,e,t){let i=n.length,o={};for(let I=0;I<i;I++)o[n[I].id]=I;let s=new Uint32Array(i),a=[];for(let I=0;I<r.length;I++){let E=r[I],P=typeof E.source=="object"?E.source.id:E.source,D=typeof E.target=="object"?E.target.id:E.target,N=o[P],b=o[D];N===void 0||b===void 0||(a.push({srcIdx:N,tgtIdx:b}),s[N]++,s[b]++)}let u=a.length*2,l=new Uint32Array(i),c=new Uint32Array(i),_=new Uint32Array(i);for(let{srcIdx:I,tgtIdx:E}of a)_[I]++,_[E]++;let m=0;for(let I=0;I<i;I++)c[I]=m,l[I]=_[I],m+=_[I];let d=new Float32Array(u*4),g=new Uint32Array(i);for(let I=0;I<i;I++)g[I]=c[I];for(let{srcIdx:I,tgtIdx:E}of a){let P=s[I]/(s[I]+s[E]),D=t!==void 0?t:1/Math.min(s[I],s[E]);{let N=g[I]*4;d[N]=E,d[N+1]=e,d[N+2]=D,d[N+3]=1-P,g[I]++}{let N=g[E]*4;d[N]=I,d[N+1]=e,d[N+2]=D,d[N+3]=P,g[E]++}}let f=Math.max(1,Math.ceil(Math.sqrt(i))),h=f*f,p=new Float32Array(h*4);for(let I=0;I<i;I++)p[I*4]=c[I],p[I*4+1]=l[I];let y=Math.max(1,Math.ceil(Math.sqrt(u))),T=y*y,x=new Float32Array(T*4);return x.set(d),{offsets:p,edges:x,offsetsTexWidth:f,edgesTexWidth:y}}var St=500,Ht=1,_e=class extends Y{constructor(e){super();this._isStabilizing=!1;this._isDragging=!1;this._dragLoopRunning=!1;this._pendingRestart=!1;this._simulationGeneration=0;this._currentAlpha=0;this._currentStep=0;this._totalSteps=0;this._dragAlpha=0;this._dragNeedsReheat=!1;this._dirtyNodes=new Set;this._forceProgram=null;this._quadBuffer=null;this._quadVAO=null;this._stateTexA=null;this._stateTexB=null;this._fixedTex=null;this._fboA=null;this._fboB=null;this._texWidth=0;this._treeDataTexture=null;this._treeChildrenTexture=null;this._treeGeometryTexture=null;this._adjOffsetsTexture=null;this._adjEdgesTexture=null;this._cachedAdjacency=null;this._treeTexWidth=1;this._treeNodeCount=0;this._pingPong=!0;this._uniforms={};this.type="force";this._settings={...ee,...e};let t=document.createElement("canvas").getContext("webgl2");if(!t)throw new B("Failed to create WebGL2 context for GPU force layout engine.");this._gl=t,this._initGPU(),this.clearData()}setSettings(e){let t=e;this._initialSettings||(this._initialSettings=Object.assign(C(ee),t));let i=C(this._settings);if(Object.assign(this._settings,t),j(this._settings,i))return;this.emit("settings-update",{settings:{type:"force",options:this._settings}}),i.isPhysicsEnabled&&!t.isPhysicsEnabled?this.stopSimulation():this._settings.isSimulatingOnSettingsUpdate&&this._nodes.length>0&&this.activateSimulation()}setupData(e){this.clearData(),this._initializeNewData(e),this._settings.isSimulatingOnDataUpdate&&this._runSimulation()}mergeData(e){this._initializeNewData(e),this._settings.isPhysicsEnabled||this._pinNodes(),this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}updateData(e){let t=new Set(e.nodes.map(s=>s.id)),i=this._nodes.filter(s=>t.has(s.id)),o=e.nodes.filter(s=>this._nodeIndexByNodeId[s.id]===void 0);this._nodes=[...i,...o],this._rebuildNodeIndex(),this._edges=e.edges,this._cachedAdjacency=null,this._settings.isSimulatingOnSettingsUpdate&&this.activateSimulation()}deleteData(e){if(e.nodeIds){let t=new Set(e.nodeIds);this._nodes=this._nodes.filter(i=>!t.has(i.id))}if(e.edgeIds){let t=new Set(e.edgeIds);this._edges=this._edges.filter(i=>!t.has(i.id))}this._rebuildNodeIndex(),this._cachedAdjacency=null,this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}patchData(e){if(e.nodes){let t={};for(let i=0;i<this._nodes.length;i++)t[this._nodes[i].id]=i;for(let i=0;i<e.nodes.length;i+=1){let o=e.nodes[i].id;if(o in t){let s=t[o];this._nodeIndexByNodeId[o]=s,this._nodes[s]=e.nodes[i]}else this._nodes.push(e.nodes[i])}}if(e.edges){let t={};for(let i=0;i<this._edges.length;i++)t[this._edges[i].id]=i;for(let i=0;i<e.edges.length;i++){let o=e.edges[i].id;o in t?this._edges[t[o]]=e.edges[i]:this._edges.push(e.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._rebuildNodeIndex(),this._cachedAdjacency=null}activateSimulation(){if(this._settings.isPhysicsEnabled?this._unpinNodes():this._pinNodes(),this._isStabilizing){this._pendingRestart=!0;return}this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop()}stopSimulation(){this._isStabilizing&&(this._cancelSimulation=!0)}startDragNode(){this._isDragging=!0,this._isStabilizing&&(this._cancelSimulation=!0),this._settings.isPhysicsEnabled&&this._startDragLoop()}dragNode(e,t){let i=this._nodeIndexByNodeId[e],o=this._nodes[i];o&&(this._isDragging||this.startDragNode(),o.fx=t.x,o.fy=t.y,this._settings.isPhysicsEnabled||(o.x=t.x,o.y=t.y),this._dirtyNodes.add(i),this._dragNeedsReheat=!0,this.emit("node-drag",{nodes:this._nodes,edges:this._edges}))}endDragNode(e){this._isDragging=!1;let t=this._nodes[this._nodeIndexByNodeId[e]];if(t&&this._settings.isPhysicsEnabled){this._unpinNode(t);let i=this._nodeIndexByNodeId[e];this._dirtyNodes.add(i)}}fixNodes(e){e||(e=this._nodes);for(let t=0;t<e.length;t++)this._stickNode(e[t])}releaseNodes(e){e||(e=this._nodes);for(let t=0;t<e.length;t++)this._unstickNode(e[t]);this._settings.isSimulatingOnUnstick&&this._nodes.length>0&&this.activateSimulation()}terminate(){super.terminate();let e=this._gl;e&&(e.deleteBuffer(this._quadBuffer),e.deleteVertexArray(this._quadVAO),e.deleteProgram(this._forceProgram),e.deleteTexture(this._stateTexA),e.deleteTexture(this._stateTexB),e.deleteTexture(this._fixedTex),e.deleteTexture(this._treeDataTexture),e.deleteTexture(this._treeChildrenTexture),e.deleteTexture(this._treeGeometryTexture),e.deleteTexture(this._adjOffsetsTexture),e.deleteTexture(this._adjEdgesTexture),e.deleteFramebuffer(this._fboA),e.deleteFramebuffer(this._fboB),e.getExtension("WEBGL_lose_context")?.loseContext())}reheat(){let e=this._settings.alpha;this._currentAlpha=e.alpha,this._totalSteps=Math.min(St,Math.ceil(Math.log(e.alphaMin)/Math.log(1-e.alphaDecay))),this._currentStep=0,!this._isStabilizing&&(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}_runSimulation(){this._isStabilizing||this._cancelSimulation||(this._ensurePositions(),this._uploadDataToGPU(),this._buildAndUploadAdjacency(),this._startSimulationLoop())}_startDragLoop(){if(this._dragLoopRunning)return;this._dragLoopRunning=!0;let e=this._settings.alpha.alphaDecay,t=this._settings.alpha.alphaMin;this._dragAlpha=.3,this._dragNeedsReheat=!1;let i=()=>{if(!this._isDragging){this._dragLoopRunning=!1;return}if(this._dragNeedsReheat&&(this._dragAlpha=.3,this._dragNeedsReheat=!1),this._dragAlpha+=(0-this._dragAlpha)*e,this._dragAlpha<t){requestAnimationFrame(i);return}this._readbackFromGPU(),this._flushDirtyNodes(),this._buildAndUploadQuadTree(),this._simulateGPUStep(this._dragAlpha),this._readbackFromGPU(),this._applyCentering(),this.emit("node-drag",{nodes:this._nodes,edges:this._edges}),requestAnimationFrame(i)};requestAnimationFrame(i)}_startSimulationLoop(){if(this._isStabilizing||this._cancelSimulation)return;this.emit("simulation-start",void 0),this._isStabilizing=!0,this._pendingRestart=!1;let e=++this._simulationGeneration,t=this._settings.alpha,i=t.alphaMin,o=t.alphaDecay;this._currentAlpha=t.alpha,this._totalSteps=Math.min(St,Math.ceil(Math.log(i)/Math.log(1-o))),this._currentStep=0;let s=-1,a=()=>{if(e!==this._simulationGeneration)return;if(this._cancelSimulation){this._isStabilizing=!1,this._cancelSimulation=!1,this.emit("simulation-end",{nodes:this._nodes,edges:this._edges});return}if(this._readbackFromGPU(),this._pendingRestart){this._isStabilizing=!1,this._pendingRestart=!1,this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop();return}this._flushDirtyNodes(),this._buildAndUploadQuadTree();let u=Math.min(this._currentStep+Ht,this._totalSteps);for(;this._currentStep<u;this._currentStep++){if(this._currentAlpha+=(t.alphaTarget-this._currentAlpha)*o,this._currentAlpha<i||this._cancelSimulation){this._currentStep=this._totalSteps;break}this._simulateGPUStep(this._currentAlpha)}this._readbackFromGPU(),this._applyCentering();let l=Math.round(this._currentStep*100/this._totalSteps);l>s&&(s=l,this.emit("simulation-progress",{nodes:this._nodes,edges:this._edges,progress:l/100})),this._currentStep<this._totalSteps&&!this._cancelSimulation?this._scheduleNext(a):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit("simulation-end",{nodes:this._nodes,edges:this._edges}))};this._scheduleNext(a)}_ensurePositions(){let t=(this._settings.links?.distance??50)*Math.sqrt(this._nodes.length);for(let i of this._nodes)(i.x===void 0||i.x===null)&&(i.x=(Math.random()-.5)*t),(i.y===void 0||i.y===null)&&(i.y=(Math.random()-.5)*t)}_applyCentering(){let e=this._settings.centering;if(!e)return;let t=this._nodes.length;if(t===0)return;let i=0,o=0;for(let u=0;u<t;u++)i+=this._nodes[u].x??0,o+=this._nodes[u].y??0;let s=(i/t-e.x)*e.strength,a=(o/t-e.y)*e.strength;if(!(Math.abs(s)<1e-6&&Math.abs(a)<1e-6)){for(let u=0;u<t;u++){let l=this._nodes[u];l.fx!==null&&l.fx!==void 0||(l.x=(l.x??0)-s,l.y=(l.y??0)-a)}this._syncStateToGPU()}}_syncStateToGPU(){let e=this._nodes.length;if(e===0)return;let t=this._texWidth*this._texWidth,i=new Float32Array(t*4);for(let o=0;o<e;o++){let s=this._nodes[o],a=o*4;i[a]=s.x??0,i[a+1]=s.y??0,i[a+2]=s.vx??0,i[a+3]=s.vy??0}this._uploadTexture(this._stateTexA,i,this._texWidth),this._uploadTexture(this._stateTexB,i,this._texWidth),this._pingPong=!0}_flushDirtyNodes(){if(this._dirtyNodes.size===0)return;let e=this._gl;for(let t of this._dirtyNodes){let i=this._nodes[t];if(!i)continue;let o=t%this._texWidth,s=Math.floor(t/this._texWidth),a=new Float32Array([i.x??0,i.y??0,i.vx??0,i.vy??0]);e.bindTexture(e.TEXTURE_2D,this._stateTexA),e.texSubImage2D(e.TEXTURE_2D,0,o,s,1,1,e.RGBA,e.FLOAT,a),e.bindTexture(e.TEXTURE_2D,this._stateTexB),e.texSubImage2D(e.TEXTURE_2D,0,o,s,1,1,e.RGBA,e.FLOAT,a);let u=new Float32Array([i.fx!==null&&i.fx!==void 0?1:0,i.fx??i.x??0,i.fy??i.y??0,0]);e.bindTexture(e.TEXTURE_2D,this._fixedTex),e.texSubImage2D(e.TEXTURE_2D,0,o,s,1,1,e.RGBA,e.FLOAT,u)}this._dirtyNodes.clear()}_buildAndUploadQuadTree(){if(this._nodes.length===0)return;let t=this._settings.manyBody?.strength??-100,i=this._nodes;if(this._settings.manyBody?.edgeMidpointRepulsion){let s=this._getEdgeMidpoints();s.length>0&&(i=i.concat(s))}let o=It(i,t);this._uploadTexture(this._treeDataTexture,o.treeData,o.texWidth),this._uploadTexture(this._treeChildrenTexture,o.treeChildren,o.texWidth),this._uploadTexture(this._treeGeometryTexture,o.treeGeometry,o.texWidth),this._treeTexWidth=o.texWidth,this._treeNodeCount=o.nodeCount}_getEdgeMidpoints(){let e=[];for(let t=0;t<this._edges.length;t++){let i=this._edges[t],o=typeof i.source=="object"?i.source.id:i.source,s=typeof i.target=="object"?i.target.id:i.target,a=this._nodeIndexByNodeId[o],u=this._nodeIndexByNodeId[s];if(a===void 0||u===void 0)continue;let l=this._nodes[a],c=this._nodes[u];e.push({x:((l.x??0)+(c.x??0))*.5,y:((l.y??0)+(c.y??0))*.5})}return e}_buildAndUploadAdjacency(){if(this._nodes.length===0)return;let t=this._settings.links?.distance??50,i=xt(this._nodes,this._edges,t,void 0);this._cachedAdjacency=i,this._uploadTexture(this._adjOffsetsTexture,i.offsets,i.offsetsTexWidth),this._uploadTexture(this._adjEdgesTexture,i.edges,i.edgesTexWidth)}_pinNodes(e){e||(e=this._nodes);for(let t=0;t<e.length;t++)this._pinNode(this._nodes[t])}_unpinNodes(e){e||(e=this._nodes);for(let t=0;t<e.length;t++)this._unpinNode(this._nodes[t])}_pinNode(e){(e.sx===null||e.sx===void 0)&&(e.fx=e.x),(e.sy===null||e.sy===void 0)&&(e.fy=e.y)}_unpinNode(e){(e.sx===null||e.sx===void 0)&&(e.fx=null),(e.sy===null||e.sy===void 0)&&(e.fy=null)}_stickNode(e){e.sx=e.x,e.fx=e.x,e.sy=e.y,e.fy=e.y}_unstickNode(e){e.sx=null,e.sy=null,this._settings.isPhysicsEnabled&&(e.fx=null,e.fy=null)}_initializeNewData(e){if(e.nodes)for(let t=0;t<e.nodes.length;t+=1){let i=e.nodes[t].id;this._nodeIndexByNodeId[i]!==void 0?this._nodeIndexByNodeId[i]=t:this._nodes.push(e.nodes[t])}else this._nodes=[];if(e.edges){let t={};for(let i=0;i<this._edges.length;i++)t[this._edges[i].id]=i;for(let i=0;i<e.edges.length;i++){let o=e.edges[i].id;o in t?this._edges[t[o]]=e.edges[i]:this._edges.push(e.edges[i])}}else this._edges=[];this._rebuildNodeIndex(),this._cachedAdjacency=null}_initGPU(){let e=this._gl;e.getExtension("EXT_color_buffer_float");let t=ke(e,_t,"vertex"),i=ke(e,yt,"fragment"),o=e.createProgram();if(!o)throw new B("Failed to create program.");if(this._forceProgram=o,e.attachShader(o,t),e.attachShader(o,i),e.linkProgram(o),!e.getProgramParameter(o,e.LINK_STATUS)){let u=e.getProgramInfoLog(o);throw new B(`Failed to link force program: ${u}`)}this._cacheUniformLocations(o),this._quadBuffer=e.createBuffer();let s=new Float32Array([-1,-1,1,-1,-1,1,1,1]);e.bindBuffer(e.ARRAY_BUFFER,this._quadBuffer),e.bufferData(e.ARRAY_BUFFER,s,e.STATIC_DRAW),this._quadVAO=e.createVertexArray(),e.bindVertexArray(this._quadVAO);let a=e.getAttribLocation(o,"aPosition");e.enableVertexAttribArray(a),e.vertexAttribPointer(a,2,e.FLOAT,!1,0,0),e.bindVertexArray(null),this._stateTexA=e.createTexture(),this._stateTexB=e.createTexture(),this._fixedTex=e.createTexture(),this._treeDataTexture=e.createTexture(),this._treeChildrenTexture=e.createTexture(),this._treeGeometryTexture=e.createTexture(),this._adjOffsetsTexture=e.createTexture(),this._adjEdgesTexture=e.createTexture(),this._fboA=e.createFramebuffer(),this._fboB=e.createFramebuffer()}_cacheUniformLocations(e){let t=this._gl,i=["uState","uFixed","uTreeData","uTreeChildren","uTreeGeometry","uAdjOffsets","uAdjEdges","uNodeCount","uTexWidth","uAlpha","uDamping","uManyBodyStrength","uTheta2","uDistanceMin2","uDistanceMax2","uTreeNodeCount","uTreeTexWidth","uAdjOffsetsTexWidth","uAdjEdgesTexWidth","uCenter","uCenterStrength","uCollisionRadius","uCollisionStrength","uForceXTarget","uForceXStrength","uForceYTarget","uForceYStrength","uHasManyBody","uHasLinks","uHasCentering","uHasCollision","uHasPositioning"];for(let o of i)this._uniforms[o]=t.getUniformLocation(e,o)}_uploadDataToGPU(){let e=this._gl,t=this._nodes.length;this._texWidth=Math.max(1,Math.ceil(Math.sqrt(t)));let i=this._texWidth*this._texWidth,o=new Float32Array(i*4),s=new Float32Array(i*4);for(let a=0;a<t;a++){let u=this._nodes[a],l=a*4;o[l]=u.x??0,o[l+1]=u.y??0,o[l+2]=u.vx??0,o[l+3]=u.vy??0,s[l]=u.fx!==null&&u.fx!==void 0?1:0,s[l+1]=u.fx??u.x??0,s[l+2]=u.fy??u.y??0,s[l+3]=0}this._uploadTexture(this._stateTexA,o,this._texWidth),this._uploadTexture(this._stateTexB,o,this._texWidth),this._uploadTexture(this._fixedTex,s,this._texWidth),e.bindFramebuffer(e.FRAMEBUFFER,this._fboA),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this._stateTexA,0),e.bindFramebuffer(e.FRAMEBUFFER,this._fboB),e.framebufferTexture2D(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,this._stateTexB,0),e.bindFramebuffer(e.FRAMEBUFFER,null),this._pingPong=!0}_uploadTexture(e,t,i){let o=this._gl;o.bindTexture(o.TEXTURE_2D,e),o.texImage2D(o.TEXTURE_2D,0,o.RGBA32F,i,i,0,o.RGBA,o.FLOAT,t),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MIN_FILTER,o.NEAREST),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_MAG_FILTER,o.NEAREST),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_S,o.CLAMP_TO_EDGE),o.texParameteri(o.TEXTURE_2D,o.TEXTURE_WRAP_T,o.CLAMP_TO_EDGE)}_simulateGPUStep(e){let t=this._gl,i=this._forceProgram;if(!i)throw new B("Force program not initialized.");let o=this._nodes.length;if(o===0)return;t.useProgram(i);let s=this._uniforms;t.uniform1i(s.uNodeCount,o),t.uniform1i(s.uTexWidth,this._texWidth),t.uniform1f(s.uAlpha,e),t.uniform1f(s.uDamping,.6);let a=this._settings.manyBody!==null&&this._settings.manyBody!==void 0;if(t.uniform1f(s.uHasManyBody,a?1:0),a){let d=this._settings.manyBody;t.uniform1f(s.uManyBodyStrength,d.strength);let g=d.theta;t.uniform1f(s.uTheta2,g*g),t.uniform1f(s.uDistanceMin2,d.distanceMin*d.distanceMin);let f=d.distanceMax>0?d.distanceMax:Fe(this._settings.links?.distance??50);t.uniform1f(s.uDistanceMax2,f*f),t.uniform1i(s.uTreeNodeCount,this._treeNodeCount),t.uniform1i(s.uTreeTexWidth,this._treeTexWidth)}let u=this._cachedAdjacency!==null&&this._edges.length>0;t.uniform1f(s.uHasLinks,u?1:0),u&&(t.uniform1i(s.uAdjOffsetsTexWidth,this._cachedAdjacency.offsetsTexWidth),t.uniform1i(s.uAdjEdgesTexWidth,this._cachedAdjacency.edgesTexWidth)),t.uniform1f(s.uHasCentering,0);let l=this._settings.collision!==null&&this._settings.collision!==void 0;t.uniform1f(s.uHasCollision,l?1:0),l&&(t.uniform1f(s.uCollisionRadius,this._settings.collision.radius),t.uniform1f(s.uCollisionStrength,this._settings.collision.strength));let c=this._settings.positioning!==null&&this._settings.positioning!==void 0;if(t.uniform1f(s.uHasPositioning,c?1:0),c){let d=this._settings.positioning;t.uniform1f(s.uForceXTarget,d.forceX?.x??0),t.uniform1f(s.uForceXStrength,d.forceX?.strength??0),t.uniform1f(s.uForceYTarget,d.forceY?.y??0),t.uniform1f(s.uForceYStrength,d.forceY?.strength??0)}let _=this._pingPong?this._stateTexA:this._stateTexB,m=this._pingPong?this._fboB:this._fboA;t.activeTexture(t.TEXTURE0),t.bindTexture(t.TEXTURE_2D,_),t.uniform1i(s.uState,0),t.activeTexture(t.TEXTURE1),t.bindTexture(t.TEXTURE_2D,this._fixedTex),t.uniform1i(s.uFixed,1),t.activeTexture(t.TEXTURE2),t.bindTexture(t.TEXTURE_2D,this._treeDataTexture),t.uniform1i(s.uTreeData,2),t.activeTexture(t.TEXTURE3),t.bindTexture(t.TEXTURE_2D,this._treeChildrenTexture),t.uniform1i(s.uTreeChildren,3),t.activeTexture(t.TEXTURE4),t.bindTexture(t.TEXTURE_2D,this._adjOffsetsTexture),t.uniform1i(s.uAdjOffsets,4),t.activeTexture(t.TEXTURE5),t.bindTexture(t.TEXTURE_2D,this._adjEdgesTexture),t.uniform1i(s.uAdjEdges,5),t.activeTexture(t.TEXTURE6),t.bindTexture(t.TEXTURE_2D,this._treeGeometryTexture),t.uniform1i(s.uTreeGeometry,6),t.bindFramebuffer(t.FRAMEBUFFER,m),t.viewport(0,0,this._texWidth,this._texWidth),t.bindVertexArray(this._quadVAO),t.drawArrays(t.TRIANGLE_STRIP,0,4),t.bindVertexArray(null),t.bindFramebuffer(t.FRAMEBUFFER,null),this._pingPong=!this._pingPong}_readbackFromGPU(){let e=this._gl,t=this._nodes.length;if(t===0)return;let i=this._pingPong?this._fboA:this._fboB,o=this._texWidth*this._texWidth,s=new Float32Array(o*4);e.bindFramebuffer(e.FRAMEBUFFER,i),e.readPixels(0,0,this._texWidth,this._texWidth,e.RGBA,e.FLOAT,s),e.bindFramebuffer(e.FRAMEBUFFER,null);for(let a=0;a<t;a++){let u=this._nodes[a],l=a*4;u.x=s[l],u.y=s[l+1],u.vx=s[l+2],u.vy=s[l+3]}}};var ye=5e3,H=class extends Y{constructor(){super(...arguments);this._isCalculating=!1;this._pendingRecalculation=!1}setupData(e){this._nodes=[...e.nodes],this._edges=[...e.edges],this._rebuildNodeIndex(),this._calculateAndEmit()}mergeData(e){if(e.nodes)for(let t=0;t<e.nodes.length;t++){let i=this._nodeIndexByNodeId[e.nodes[t].id];i!==void 0?this._nodes[i]=e.nodes[t]:this._nodes.push(e.nodes[t])}if(e.edges){let t={};for(let i=0;i<this._edges.length;i++)t[this._edges[i].id]=i;for(let i=0;i<e.edges.length;i++){let o=e.edges[i].id;o in t?this._edges[t[o]]=e.edges[i]:this._edges.push(e.edges[i])}}this._rebuildNodeIndex(),this._calculateAndEmit()}updateData(e){let t=new Set(e.nodes.map(s=>s.id)),i=this._nodes.filter(s=>t.has(s.id)),o=e.nodes.filter(s=>this._nodeIndexByNodeId[s.id]===void 0);this._nodes=[...i,...o],this._edges=e.edges,this._rebuildNodeIndex(),this._calculateAndEmit()}deleteData(e){if(e.nodeIds){let t=new Set(e.nodeIds);this._nodes=this._nodes.filter(i=>!t.has(i.id))}if(e.edgeIds){let t=new Set(e.edgeIds);this._edges=this._edges.filter(i=>!t.has(i.id))}this._rebuildNodeIndex(),this._calculateAndEmit()}patchData(e){if(e.nodes)for(let t=0;t<e.nodes.length;t++){let i=e.nodes[t].id,o=this._nodeIndexByNodeId[i];o!==void 0?this._nodes[o]=e.nodes[t]:(this._nodes.push(e.nodes[t]),this._nodeIndexByNodeId[i]=this._nodes.length-1)}if(e.edges){let t={};for(let i=0;i<this._edges.length;i++)t[this._edges[i].id]=i;for(let i=0;i<e.edges.length;i++){let o=e.edges[i].id;o in t?this._edges[t[o]]=e.edges[i]:this._edges.push(e.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._nodeIndexByNodeId={}}activateSimulation(){}stopSimulation(){}startDragNode(){}dragNode(e,t){let i=this._nodeIndexByNodeId[e];if(i!==void 0){let o=this._nodes[i];o.x=t.x,o.y=t.y,o.fx=t.x,o.fy=t.y,this.emit("node-drag",{nodes:this._nodes,edges:this._edges})}}endDragNode(e){}fixNodes(e){}releaseNodes(e){}setSettings(e){let t=C(this._config);Object.assign(this._config,e),!j(this._config,t)&&this._nodes.length>0&&this._calculateAndEmit()}terminate(){this._pendingRecalculation=!1,super.terminate()}_calculateAndEmit(){if(!(this._nodes.length===0||this._cancelSimulation)){if(this._isCalculating){this._pendingRecalculation=!0;return}this._isCalculating=!0,this.emit("simulation-start",void 0),this.calculatePositions(this._nodes,this._edges,e=>{this.emit("simulation-progress",{nodes:this._nodes,edges:this._edges,progress:e})},()=>this._cancelSimulation,()=>{this._isCalculating=!1,this._cancelSimulation||this.emit("simulation-end",{nodes:this._nodes,edges:this._edges}),this._cancelSimulation=!1,this._pendingRecalculation&&(this._pendingRecalculation=!1,this._calculateAndEmit())})}}_emitProgress(e,t,i,o){let s=Math.round(e*100/t);return s>i?(o(s/100),s):i}};var Ie=class extends H{constructor(e){super();this.type="circular";this._config={...pt,...e}}calculatePositions(e,t,i,o,s){let a=2*Math.PI/e.length,u=-1,l=0,c=()=>{if(o()){s();return}let _=Math.min(l+ye,e.length);for(;l<_;l++)e[l].x=this._config.centerX+this._config.radius*Math.cos(a*l),e[l].y=this._config.centerY+this._config.radius*Math.sin(a*l);l<e.length&&!this._cancelSimulation?(u=this._emitProgress(l+1,e.length,u,i),this._scheduleNext(c)):s()};c()}};var xe=class extends H{constructor(e){super();this.type="grid";this._config={...mt,...e}}calculatePositions(e,t,i,o,s){let a=Math.ceil(Math.sqrt(e.length)),u=Math.ceil(e.length/a),l=-1,c=0,_=()=>{if(o()){s();return}let m=Math.min(c+ye,e.length);for(;c<m;c++){let d=Math.floor(c/u),g=c%u;e[c].x=g*this._config.colGap,e[c].y=d*this._config.rowGap}c<e.length&&!this._cancelSimulation?(console.log(c),l=this._emitProgress(c+1,e.length,l,i),this._scheduleNext(_)):s()};_()}};var Se=class extends H{constructor(e){super();this.type="hierarchical";this._config={...gt,...e}}calculatePositions(e,t,i,o,s){let{adjacency:a,inDegree:u}=this._buildAdjacency(e,t),l=this._getConnectedComponents(e,a),c=0,_=0,m=0,d=-1,g=0,f=()=>{if(o()||g>=l.length){!o()&&this._config.reversed&&this._applyReversal(e,c,_),s();return}let h=this._assignLevels(l[g],a,u),p=Math.max(...Array.from(h.values()).map(T=>T.length));h.size*this._config.levelGap>_&&(_=h.size*this._config.levelGap);let y=g===0?0:this._config.treeGap+c;g>0&&(y+=(p-1)*this._config.nodeGap/2);for(let T=0;T<h.size;T++){let x=T*this._config.levelGap,I=h.get(T);if(!I)continue;let E=I.length*this._config.nodeGap;for(let P=0;P<I.length;P++){let D=I[P],N=this._nodeIndexByNodeId[D],b=E/2-P*this._config.nodeGap+y;b>c&&(c=b),N!==void 0&&(e[N].x=this._config.orientation==="horizontal"?x:b,e[N].y=this._config.orientation==="horizontal"?b:x),m++}}g++,g<l.length&&!this._cancelSimulation?(d=this._emitProgress(m,e.length,d,i),this._scheduleNext(f)):(!o()&&this._config.reversed&&this._applyReversal(e,c,_),s())};f()}_applyReversal(e,t,i){for(let o=0;o<e.length;o++)this._config.orientation==="horizontal"&&e[o].x!==void 0&&(e[o].x=t-(e[o].x??0)),this._config.orientation==="vertical"&&e[o].y!==void 0&&(e[o].y=i-(e[o].y??0))}_buildAdjacency(e,t){let i=new Map,o=new Map;for(let s=0;s<t.length;s++){let a=this._getEdgeEndpointId(t[s].source),u=this._getEdgeEndpointId(t[s].target);a!==u&&(i.has(a)||i.set(a,[]),i.has(u)||i.set(u,[]),i.get(a)?.push(u),i.get(u)?.push(a),o.set(u,(o.get(u)??0)+1))}return{adjacency:i,inDegree:o}}_getConnectedComponents(e,t){let i=new Set,o=[];for(let s=0;s<e.length;s++){let a=e[s].id;if(i.has(a))continue;let u=[],l=[a];for(i.add(a);l.length>0;){let c=l.pop();if(c===void 0)continue;u.push(c);let _=t.get(c)??[];for(let m=0;m<_.length;m++)i.has(_[m])||(i.add(_[m]),l.push(_[m]))}o.push(u)}return o}_assignLevels(e,t,i){let o=new Map,s=new Set,a=e.find(l=>(i.get(l)??0)===0);a===void 0&&(a=e.reduce((l,c)=>(i.get(c)??0)<(i.get(l)??0)?c:l));let u=[[a,0]];for(let[l,c]of u){if(s.has(l))continue;s.add(l),o.has(c)?o.get(c)?.push(l):o.set(c,[l]);let _=t.get(l)??[];for(let m=0;m<_.length;m++)u.push([_[m],c+1])}return o}_getEdgeEndpointId(e){return typeof e=="object"?e.id:e}};var Te=class{static create(r){switch(r?.type){case"circular":return new Ie(r.options);case"grid":return new xe(r.options);case"hierarchical":return new Se(r.options);default:{let e=r?.options;if(e?.useGPU)try{return new _e(e)}catch{return console.warn("WebGL2 unavailable, falling back to CPU force layout engine."),new re(e)}return new re(e)}}}};function Tt(n,r){switch(r.type){case"Set Data":n.setupData(r.data);break;case"Add Data":n.mergeData(r.data);break;case"Update Data":n.updateData(r.data);break;case"Delete Data":n.deleteData(r.data);break;case"Patch Data":n.patchData(r.data);break;case"Clear Data":n.clearData();break;case"Activate Simulation":n.activateSimulation();break;case"Stop Simulation":n.stopSimulation();break;case"Start Drag Node":n.startDragNode();break;case"Drag Node":n.dragNode(r.data.id,{x:r.data.x,y:r.data.y});break;case"End Drag Node":n.endDragNode(r.data.id);break;case"Fix Nodes":n.fixNodes(r.data.nodes);break;case"Release Nodes":n.releaseNodes(r.data.nodes);break;default:break}}var q=null,$=n=>postMessage(n);function Vt(n){n.on("simulation-start",()=>$({type:"simulation-start"})),n.on("simulation-progress",r=>$({type:"simulation-progress",data:r})),n.on("simulation-end",r=>$({type:"simulation-end",data:r})),n.on("simulation-step",r=>$({type:"simulation-step",data:r})),n.on("node-drag",r=>$({type:"node-drag",data:r})),n.on("settings-update",r=>$({type:"settings-update",data:r}))}$({type:"ready"});addEventListener("message",({data:n})=>{if(n.type==="Set Settings"){let r=n.data;if(r.type===q?.type&&r.options){q?.setSettings(r.options);return}q?.removeAllListeners(),q?.terminate(),q=Te.create(r),Vt(q);return}q&&Tt(q,n)});})();\n'],{type:"text/javascript"})),e=new Worker(this._blobUrl)}catch(t){return void this._activateFallback(t)}this._worker=e,e.onerror=t=>{this._ready?this._warnWorkerError(t):this._activateFallback(t)},e.onmessage=this._handleWorkerMessage,this._readyTimer=setTimeout(()=>{this._ready||this._fallback||this._activateFallback(new Error("Web Worker readiness handshake timed out."))},3e3),this.emitToWorker({type:gs.SetSettings,data:t})}setupData(t){this.emitToWorker({type:gs.SetupData,data:t})}mergeData(t){this.emitToWorker({type:gs.MergeData,data:t})}updateData(t){this.emitToWorker({type:gs.UpdateData,data:t})}deleteData(t){this.emitToWorker({type:gs.DeleteData,data:t})}patchData(t){this.emitToWorker({type:gs.PatchData,data:t})}clearData(){this.emitToWorker({type:gs.ClearData})}activateSimulation(){this.emitToWorker({type:gs.ActivateSimulation})}stopSimulation(){this.emitToWorker({type:gs.StopSimulation})}updateSimulation(t,e){this.emitToWorker({type:gs.UpdateSimulation,data:{nodes:t,edges:e}})}startDragNode(){this.emitToWorker({type:gs.StartDragNode})}dragNode(t,e){this.emitToWorker({type:gs.DragNode,data:Object.assign({id:t},e)})}endDragNode(t){this.emitToWorker({type:gs.EndDragNode,data:{id:t}})}fixNodes(t){this.emitToWorker({type:gs.FixNodes,data:{nodes:t}})}releaseNodes(t){this.emitToWorker({type:gs.ReleaseNodes,data:{nodes:t}})}setSettings(t){this.emitToWorker({type:gs.SetSettings,data:t})}isSimulationRunning(){return this._fallback?this._fallback.isSimulationRunning():this._isSimulationRunning}terminate(){var t;void 0!==this._readyTimer&&(clearTimeout(this._readyTimer),this._readyTimer=void 0),this._revokeBlobUrl(),this._worker&&(this._worker.onmessage=null,this._worker.onerror=null,this._worker.terminate(),this._worker=void 0),null===(t=this._fallback)||void 0===t||t.terminate(),this.removeAllListeners()}emitToWorker(t){var e;this._fallback?this._applyToFallback(this._fallback,t):(this._ready||this._pending.push(t),null===(e=this._worker)||void 0===e||e.postMessage(t))}_markReady(){this._ready||(this._ready=!0,this._pending=[],void 0!==this._readyTimer&&(clearTimeout(this._readyTimer),this._readyTimer=void 0),this._revokeBlobUrl())}_activateFallback(t){if(this._fallback)return;if(this._warnFallback(t),void 0!==this._readyTimer&&(clearTimeout(this._readyTimer),this._readyTimer=void 0),this._worker){this._worker.onmessage=null,this._worker.onerror=null;try{this._worker.terminate()}catch(t){}this._worker=void 0}this._revokeBlobUrl();const e=new fs(this._settings);this._wireFallbackEvents(e),this._fallback=e;const i=this._pending;this._pending=[];for(const t of i)this._applyToFallback(e,t)}_wireFallbackEvents(t){Rn(t,this,t=>{this._isSimulationRunning=t})}_applyToFallback(t,e){e.type!==gs.SetSettings?function(t,e){switch(e.type){case gs.SetupData:t.setupData(e.data);break;case gs.MergeData:t.mergeData(e.data);break;case gs.UpdateData:t.updateData(e.data);break;case gs.DeleteData:t.deleteData(e.data);break;case gs.PatchData:t.patchData(e.data);break;case gs.ClearData:t.clearData();break;case gs.ActivateSimulation:t.activateSimulation();break;case gs.StopSimulation:t.stopSimulation();break;case gs.StartDragNode:t.startDragNode();break;case gs.DragNode:t.dragNode(e.data.id,{x:e.data.x,y:e.data.y});break;case gs.EndDragNode:t.endDragNode(e.data.id);break;case gs.FixNodes:t.fixNodes(e.data.nodes);break;case gs.ReleaseNodes:t.releaseNodes(e.data.nodes)}}(t,e):t.setSettings(e.data)}_revokeBlobUrl(){this._blobUrl&&(URL.revokeObjectURL(this._blobUrl),this._blobUrl=void 0)}_warnWorkerError(t){this._hasWarned||(this._hasWarned=!0,console.warn("Orb: the layout Web Worker errored after it had started. The current layout is kept and no further updates will be simulated; reload the graph to recover.",t))}_warnFallback(t){this._hasWarned||(this._hasWarned=!0,console.warn("Orb: the layout Web Worker could not start; falling back to the main-thread simulator. Layout is still correct but runs on the main thread. Under a strict Content Security Policy, allow blob workers (e.g. `worker-src blob:` or `child-src blob:`) to re-enable off-main-thread layout.",t))}}class vs{static getSimulator(t){const e=Object.assign({type:"force"},t),i=e.options;if("force"===e.type&&(null==i?void 0:i.useGPU))return new fs(e);try{if("undefined"!=typeof Worker)return new ms(e);throw new Error("WebWorkers are unavailable in your environment.")}catch(t){return console.error("Could not create simulator in a WebWorker context. All calculations will be done in the main thread.",t),new fs(e)}}}const ys=t=>{const e=t.start,i=t.end;return e<i?`${e}-${i}`:`${i}-${e}`};class xs{constructor(t){this.ids=[],this.entityById=new Map,this.getId=t.getId,this.sortBy=t.sortBy}getOne(t){return this.entityById.get(t)}getMany(t,e){const i=[];for(let n=0;n<t.length;n++){const s=this.getOne(t[n]);void 0!==s&&((null==e?void 0:e.filterBy)&&!e.filterBy(s)||i.push(s))}return this.sortBy&&i.sort(this.sortBy),i}getAll(t){const e=[];for(let i=0;i<this.ids.length;i++){const n=this.getOne(this.ids[i]);void 0!==n&&((null==t?void 0:t.filterBy)&&!t.filterBy(n)||e.push(n))}return e}setOne(t){const e=this.getId(t),i=!this.entityById.has(e);this.entityById.set(e,t),i&&(this.ids.push(e),this.sort())}setMany(t){this.sortBy&&t.sort(this.sortBy);const e=[];for(let i=0;i<t.length;i++){const n=this.getId(t[i]);this.entityById.has(n)||e.push(n),this.entityById.set(n,t[i])}this.ids=this.ids.concat(e),this.sort()}removeMany(t){const e=new Set(t),i=[];for(let t=0;t<this.ids.length;t++)e.has(this.ids[t])||i.push(this.ids[t]);this.ids=i;for(let e=0;e<t.length;e++)this.entityById.delete(t[e])}removeAll(){this.ids=[],this.entityById.clear()}sort(){this.sortBy&&this.ids.sort((t,e)=>{if(!this.sortBy)return 0;const i=this.getOne(t),n=this.getOne(e);return void 0===i||void 0===n?0:this.sortBy(i,n)})}get size(){return this.entityById.size}}const bs=(...t)=>{const e=t.reduce((t,e)=>t.concat(e),[]);return Array.from(new Set(e))};class Ss extends l{constructor(t,e){var i,n;super(),this._nodes=new xs({getId:t=>t.getId(),sortBy:(t,e)=>{var i,n;return(null!==(i=t.getStyle().zIndex)&&void 0!==i?i:0)-(null!==(n=e.getStyle().zIndex)&&void 0!==n?n:0)}}),this._edges=new xs({getId:t=>t.getId(),sortBy:(t,e)=>{var i,n;return(null!==(i=t.getStyle().zIndex)&&void 0!==i?i:0)-(null!==(n=e.getStyle().zIndex)&&void 0!==n?n:0)}}),this._update=t=>{if(t&&"type"in t&&"options"in t&&"isSingle"in t.options){if("node"===t.type&&t.options.isSingle){const e=this._nodes.getAll();for(let i=0;i<e.length;i++)e[i].id!==t.id&&e[i].clearState()}if("edge"===t.type&&t.options.isSingle){const e=this._edges.getAll();for(let i=0;i<e.length;i++)e[i].id!==t.id&&e[i].clearState()}}this.notifyListeners(t)},this._settings=e||{};const s=null!==(i=null==t?void 0:t.nodes)&&void 0!==i?i:[],o=null!==(n=null==t?void 0:t.edges)&&void 0!==n?n:[];e&&e.listeners&&(this.listeners=e.listeners),this.notifyListeners=this.notifyListeners.bind(this),this.setup({nodes:s,edges:o})}setSettings(t){b(this._settings,t),this.notifyListeners()}getNodes(t){return this._nodes.getAll({filterBy:t})}getEdges(t){return this._edges.getAll({filterBy:t})}getNodeCount(){return this._nodes.size}getEdgeCount(){return this._edges.size}getNodeById(t){return this._nodes.getOne(t)}getEdgeById(t){return this._edges.getOne(t)}getSelectedNodes(){return this.getNodes(t=>t.isSelected())}getSelectedEdges(){return this.getEdges(t=>t.isSelected())}getHoveredNodes(){return this.getNodes(t=>t.isHovered())}getHoveredEdges(){return this.getEdges(t=>t.isHovered())}getNodePositions(t){const e=this.getNodes(t),i=new Array(e.length);for(let t=0;t<e.length;t++)i[t]=e[t].getPosition();return i}setNodePositions(t){for(let e=0;e<t.length;e++){const i=this._nodes.getOne(t[e].id);i&&i.setPosition(t[e],{isNotifySkipped:!0})}}getEdgePositions(t){const e=this.getEdges(t),i=new Array(e.length);for(let t=0;t<e.length;t++)i[t]=e[t].getPosition();return i}setDefaultStyle(t){this._defaultStyle=t,this._applyStyle()}setup(t){var e,i,n,s;this._nodes.removeAll(),this._edges.removeAll();const o=null!==(e=null==t?void 0:t.nodes)&&void 0!==e?e:[],r=null!==(i=null==t?void 0:t.edges)&&void 0!==i?i:[];this._insertNodes(o),this._insertEdges(r),this._applyEdgeOffsets(),this._applyStyle(),null===(s=null===(n=this._settings)||void 0===n?void 0:n.onSetupData)||void 0===s||s.call(n,t)}clearPositions(){const t=this.getNodes();for(let e=0;e<t.length;e++)t[e].clearPosition()}merge(t){var e,i,n,s;const o=null!==(e=t.nodes)&&void 0!==e?e:[],r=null!==(i=t.edges)&&void 0!==i?i:[];this._upsertNodes(o),this._upsertEdges(r),this._applyEdgeOffsets(),this._applyStyle(),null===(s=null===(n=this._settings)||void 0===n?void 0:n.onMergeData)||void 0===s||s.call(n,t)}remove(t){var e,i;const n=null!==(e=t.nodeIds)&&void 0!==e?e:[],s=null!==(i=t.edgeIds)&&void 0!==i?i:[],o=this._removeNodes(n),r=this._removeEdges(s);if(this._applyEdgeOffsets(),this._applyStyle(),this._settings&&this._settings.onRemoveData){const t={nodeIds:bs(o.nodeIds,r.nodeIds),edgeIds:bs(o.edgeIds,r.edgeIds)};this._settings.onRemoveData(t)}}removeAll(){const t=this._nodes.getAll().map(t=>t.id),e=this._edges.getAll().map(t=>t.id);this.remove({nodeIds:t,edgeIds:e})}removeAllEdges(){const t=this._edges.getAll().map(t=>t.id);this.remove({edgeIds:t})}removeAllNodes(){this.removeAll()}isEqual(t){if(this.getNodeCount()!==t.getNodeCount())return!1;if(this.getEdgeCount()!==t.getEdgeCount())return!1;const e=this.getNodes();for(let i=0;i<e.length;i++)if(!t.getNodeById(e[i].getId()))return!1;const i=this.getEdges();for(let e=0;e<i.length;e++)if(!t.getEdgeById(i[e].getId()))return!1;return!0}getBoundingBox(){const t=this.getNodes(),e={x:0,y:0},i={x:0,y:0};for(let n=0;n<t.length;n++){const{x:s,y:o}=t[n].getCenter();if(void 0===s||void 0===o)continue;const r=t[n].getBorderedRadius();0!==n?(s+r>i.x&&(i.x=s+r),s-r<e.x&&(e.x=s-r),o+r>i.y&&(i.y=o+r),o-r<e.y&&(e.y=o-r)):(e.x=s-r,i.x=s+r,e.y=o-r,i.y=o+r)}return{x:e.x,y:e.y,width:Math.abs(i.x-e.x),height:Math.abs(i.y-e.y)}}getNearestNode(t){const e=this.getNodes();for(let i=e.length-1;i>=0;i--)if(e[i].includesPoint(t))return e[i]}getNearestEdge(t,e=3){let i,n=e;const s=this.getEdges();for(let e=0;e<s.length;e++){const o=s[e].getDistance(t);o<=n&&(n=o,i=s[e])}return i}_insertNodes(t){const e=new Array(t.length);for(let i=0;i<t.length;i++)e[i]=w.create({data:t[i]},{onLoadedImage:()=>{var t,e;return null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e?void 0:e.call(t)},listeners:[this._update]});this._nodes.setMany(e)}_insertEdges(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getNodeById(t[i].start),s=this.getNodeById(t[i].end);n&&s&&e.push(D.create({data:t[i],startNode:n,endNode:s},{listeners:[this._update]}))}this._edges.setMany(e)}_upsertNodes(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getNodeById(t[i].id);n?(n.setData(t[i]),n.setPosition(t[i],{isNotifySkipped:!0})):e.push(w.create({data:t[i]},{onLoadedImage:()=>{var t,e;return null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e?void 0:e.call(t)},listeners:[this._update]}))}this._nodes.setMany(e)}_upsertEdges(t){const e=[],i=[];for(let n=0;n<t.length;n++){const s=t[n],o=this.getEdgeById(s.id);if(!o){const t=this.getNodeById(s.start),i=this.getNodeById(s.end);if(t&&i){const n=D.create({data:s,startNode:t,endNode:i},{listeners:[this._update]});e.push(n)}continue}if(o.start===s.start&&o.end===s.end){o.setData(s);continue}o.startNode.removeEdge(o),o.endNode.removeEdge(o);const r=this.getNodeById(s.start),a=this.getNodeById(s.end);if(!r||!a){i.push(o.getId());continue}const h=D.create({data:s,offset:o.offset,startNode:r,endNode:a},{listeners:[this._update]});h.setState(o.getState(),{isNotifySkipped:!0}),h.setStyle(o.getStyle(),{isNotifySkipped:!0}),e.push(h)}this._edges.setMany(e),this._edges.removeMany(i)}_removeNodes(t){const e=[],i=[];for(let n=0;n<t.length;n++){const s=this.getNodeById(t[n]);if(!s)continue;const o=s.getEdges();for(let t=0;t<o.length;t++){const e=o[t];e.startNode.removeEdge(e),e.endNode.removeEdge(e),i.push(e.getId())}e.push(s.getId())}return this._nodes.removeMany(e),this._edges.removeMany(i),{nodeIds:e,edgeIds:i}}_removeEdges(t){const e=[];for(let i=0;i<t.length;i++){const n=this.getEdgeById(t[i]);n&&(n.startNode.removeEdge(n),n.endNode.removeEdge(n),e.push(n.getId()))}return this._edges.removeMany(e),{nodeIds:[],edgeIds:e}}_applyEdgeOffsets(){const t=this.getEdges(),e=(t=>{var e;const i=new Array(t.length),n=(t=>{var e;const i={},n=new Set;for(let s=0;s<t.length;s++){const o=ys(t[s]);t[s].start===t[s].end&&n.add(o),i[o]=(null!==(e=i[o])&&void 0!==e?e:0)+1}const s={},o=Object.keys(i);for(let t=0;t<o.length;t++){const e=o[t],r=i[e];if(n.has(e)){s[e]=Array.from({length:r},(t,e)=>e+1);continue}if(r<=1)continue;const a=[];r%2!=0&&a.push(0);for(let t=2;t<=r;t+=2)a.push(t/2),a.push(t/2*-1);s[e]=a}return s})(t);for(let s=0;s<t.length;s++){const o=t[s];let r=0;const a=n[ys(o)];a&&a.length&&(r=null!==(e=a.shift())&&void 0!==e?e:0,o.end<o.start&&(r*=-1)),i[s]=r}return i})(t),i=new Array(e.length);for(let n=0;n<e.length;n++){const s=t[n],o=e[n];i[n]=D.copy(s,{offset:o})}this._edges.setMany(i)}_applyStyle(){var t,e;const i=new Set;if(null===(t=this._defaultStyle)||void 0===t?void 0:t.getNodeStyle){const t=this.getNodes();for(let e=0;e<t.length;e++){if(t[e].hasStyle())continue;const n=this._defaultStyle.getNodeStyle(t[e]);n&&(t[e].setStyle(n,{isNotifySkipped:!0}),n.imageUrl&&i.add(n.imageUrl),n.imageUrlSelected&&i.add(n.imageUrlSelected))}}if(null===(e=this._defaultStyle)||void 0===e?void 0:e.getEdgeStyle){const t=this.getEdges();for(let e=0;e<t.length;e++){if(t[e].hasStyle())continue;const i=this._defaultStyle.getEdgeStyle(t[e]);i&&t[e].setStyle(i,{isNotifySkipped:!0})}}i.size&&a.getInstance().loadImages(Array.from(i),()=>{var t,e;null===(e=null===(t=this._settings)||void 0===t?void 0:t.onLoadedImages)||void 0===e||e.call(t)}),this._nodes.sort(),this._edges.sort()}}const ws=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Is(t,r.SELECTED,{isStateOverride:!0}):t.setState(r.SELECTED,{isNotifySkipped:!0})},Ts=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Ls(t,r.SELECTED,{isStateOverride:!0}):t.setState(r.SELECTED,{isNotifySkipped:!0})},Es=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Is(t,r.NONE,{isStateOverride:!0}):t.clearState()},Ps=(t,e)=>{var i;null===(i=null==e?void 0:e.cascade)||void 0===i||i?Ls(t,r.NONE,{isStateOverride:!0}):t.clearState()},As=(t,e,i)=>{Ms(t),ws(e,i)},Cs=(t,e,i)=>{Ms(t),Ts(e,i)},Ms=t=>{const e=t.getNodes(t=>t.isSelected());for(let t=0;t<e.length;t++)e[t].clearState();const i=t.getEdges(t=>t.isSelected());for(let t=0;t<i.length;t++)i[t].clearState();return{changedCount:e.length+i.length}},Ns=t=>{Is(t,r.HOVERED)},Ds=t=>{const e=t.getNodes(t=>t.isHovered());for(let t=0;t<e.length;t++)e[t].clearState();const i=t.getEdges(t=>t.isHovered());for(let t=0;t<i.length;t++)i[t].clearState();return{changedCount:e.length+i.length}},Is=(t,e,i)=>{Rs(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.getInEdges().forEach(t=>{t&&Rs(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.startNode&&Rs(t.startNode,i)&&t.startNode.setState(e,{isNotifySkipped:!0})}),t.getOutEdges().forEach(t=>{t&&Rs(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.endNode&&Rs(t.endNode,i)&&t.endNode.setState(e,{isNotifySkipped:!0})})},Ls=(t,e,i)=>{Rs(t,i)&&t.setState(e,{isNotifySkipped:!0}),t.startNode&&Rs(t.startNode,i)&&t.startNode.setState(e,{isNotifySkipped:!0}),t.endNode&&Rs(t.endNode,i)&&t.endNode.setState(e,{isNotifySkipped:!0})},Rs=(t,e)=>{const i=null==e?void 0:e.isStateOverride;return i||!i&&!t.getState()};class Os{constructor(t){this.isSelectEnabled=t.isDefaultSelectEnabled,this.isHoverEnabled=t.isDefaultHoverEnabled,this.isMultiSelectEnabled=t.isDefaultMultiSelectEnabled,this.isSelectCascadeEnabled=t.isDefaultSelectCascadeEnabled}onMouseClick(t,e,i){var n;const s=this.isMultiSelectEnabled&&null!==(n=null==i?void 0:i.isAppend)&&void 0!==n&&n,o=t.getNearestNode(e);if(o)return this.isSelectEnabled&&(s?(t=>{t.isSelected()?Es(t,{cascade:!1}):ws(t,{cascade:!1})})(o):As(t,o,{cascade:this.isSelectCascadeEnabled})),{isStateChanged:!0,changedSubject:o};const r=t.getNearestEdge(e);if(r)return this.isSelectEnabled&&(s?(t=>{t.isSelected()?Ps(t,{cascade:!1}):Ts(t,{cascade:!1})})(r):Cs(t,r,{cascade:this.isSelectCascadeEnabled})),{isStateChanged:!0,changedSubject:r};if(!this.isSelectEnabled||s)return{isStateChanged:!1};const{changedCount:a}=Ms(t);return{isStateChanged:a>0}}onMouseMove(t,e){const i=t.getNearestNode(e);if(i&&(!this.isSelectEnabled||this.isSelectEnabled&&!i.isSelected()))return i===this._lastHoveredNode?{changedSubject:i,isStateChanged:!1}:(this.isHoverEnabled&&((t,e)=>{Ds(t),Ns(e)})(t,i),this._lastHoveredNode=i,{isStateChanged:!0,changedSubject:i});if(this._lastHoveredNode=void 0,!i&&this.isHoverEnabled){const{changedCount:e}=Ds(t);return{isStateChanged:e>0}}return{isStateChanged:!1}}onMouseRightClick(t,e){const i=t.getNearestNode(e);if(i)return this.isSelectEnabled&&As(t,i,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:i};const n=t.getNearestEdge(e);if(n)return this.isSelectEnabled&&Cs(t,n,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:n};if(!this.isSelectEnabled)return{isStateChanged:!1};const{changedCount:s}=Ms(t);return{isStateChanged:s>0}}onMouseDoubleClick(t,e){const i=t.getNearestNode(e);if(i)return this.isSelectEnabled&&As(t,i,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:i};const n=t.getNearestEdge(e);if(n)return this.isSelectEnabled&&Cs(t,n,{cascade:this.isSelectCascadeEnabled}),{isStateChanged:!0,changedSubject:n};if(!this.isSelectEnabled)return{isStateChanged:!1};const{changedCount:s}=Ms(t);return{isStateChanged:s>0}}}var ks,Bs;!function(t){t.CANVAS="canvas",t.WEBGL="webgl"}(ks||(ks={})),function(t){t.RESIZE="resize",t.RENDER_START="render-start",t.RENDER_END="render-end"}(Bs||(Bs={}));const zs={devicePixelRatio:null,fps:60,minZoom:.25,maxZoom:8,fitZoomMargin:.2,labelsIsEnabled:!0,labelsOnEventIsEnabled:!0,shadowIsEnabled:!0,shadowOnEventIsEnabled:!0,contextAlphaOnEvent:.3,contextAlphaOnEventIsEnabled:!0,backgroundColor:null,areCollapsedContainerDimensionsAllowed:!1},Us="Roboto, sans-serif";var Fs;!function(t){t.TOP="top",t.MIDDLE="middle"}(Fs||(Fs={}));class js{constructor(t,e){var i,n;this.textLines=[],this.fontSize=4,this.fontFamily=Hs(4,Us),this.text=`${void 0===t?"":t}`,this.textLines=Xs(this.text),this.position=e.position,this.properties=e.properties,this.textBaseline=e.textBaseline,(void 0!==this.properties.fontSize||this.properties.fontFamily)&&(this.fontSize=Math.max(null!==(i=this.properties.fontSize)&&void 0!==i?i:0,0),this.fontFamily=Hs(this.fontSize,null!==(n=this.properties.fontFamily)&&void 0!==n?n:Us)),this._fixPosition()}_fixPosition(){if(this.textBaseline===Fs.MIDDLE&&this.textLines.length){const t=Math.floor(this.textLines.length/2),e=(this.textLines.length-1)/2;this.position.y-=e*this.fontSize-t*(1.2-1)}}}const Ws=(t,e)=>{e.textLines.length>0&&e.fontSize>0&&e.position&&(Zs(t,e),Gs(t,e))},Zs=(t,e)=>{if(!e.properties.fontBackgroundColor||!e.position)return;t.fillStyle=e.properties.fontBackgroundColor.toString();const i=.12*e.fontSize,n=e.fontSize+2*i,s=1.2*e.fontSize,o=e.textBaseline===Fs.MIDDLE?e.fontSize/2:0;for(let r=0;r<e.textLines.length;r++){const a=e.textLines[r],h=t.measureText(a).width+2*i;t.fillRect(e.position.x-h/2,e.position.y-o-i+r*s,h,n)}},Gs=(t,e)=>{var i;if(!e.position)return;t.fillStyle=(null!==(i=e.properties.fontColor)&&void 0!==i?i:"#000000").toString(),t.font=e.fontFamily,t.textBaseline=e.textBaseline,t.textAlign="center";const n=1.2*e.fontSize;for(let i=0;i<e.textLines.length;i++){const s=e.textLines[i];t.fillText(s,e.position.x,e.position.y+i*n)}},Hs=(t,e)=>`${t}px ${e}`,Xs=t=>{const e=t.split("\n"),i=[];for(let t=0;t<e.length;t++){const n=e[t].trim();i.push(n)}return i},qs=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,s=null!==(i=t.getWidth())&&void 0!==i?i:1,o=t.endNode,r=t.getCurvedControlPoint(),a=Ys(t,o),h=Vs(t,Math.max(0,Math.min(1,a.t+-.1)),r),l=Math.atan2(a.y-h.y,a.x-h.x),d=1.5*n+3*s;return{point:a,core:{x:a.x-.9*d*Math.cos(l),y:a.y-.9*d*Math.sin(l)},angle:l,length:d}},Vs=(t,e,i)=>{const n=t.startNode.getCenter(),s=t.endNode.getCenter();if(!n||!s)return{x:0,y:0};const o=e;return{x:Math.pow(1-o,2)*n.x+2*o*(1-o)*i.x+Math.pow(o,2)*s.x,y:Math.pow(1-o,2)*n.y+2*o*(1-o)*i.y+Math.pow(o,2)*s.y}},Ys=(t,e)=>{let i,n,s,o=0,r=0,a=1,h={x:0,y:0,t:0};const l=t.getCurvedControlPoint();let d=t.endNode,u=!1;e.getId()===t.startNode.getId()&&(d=t.startNode,u=!0);const c=d.getCenter();let _;for(;r<=a&&o<10&&(_=.5*(r+a),h=Object.assign(Object.assign({},Vs(t,_,l)),{t:0}),i=d.getDistanceToBorder(),n=Math.sqrt(Math.pow(h.x-c.x,2)+Math.pow(h.y-c.y,2)),s=i-n,!(Math.abs(s)<.2));)s<0?!1===u?r=_:a=_:!1===u?a=_:r=_,o++;return h.t=null!=_?_:0,h},$s=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,s=null!==(i=t.getWidth())&&void 0!==i?i:1,o=t.startNode,r=Qs(t,o),a=-2*r.t*Math.PI+.45*Math.PI,h=1.5*n+3*s;return{point:r,core:{x:r.x-.9*h*Math.cos(a),y:r.y-.9*h*Math.sin(a)},angle:a,length:h}},Ks=(t,e)=>{const i=2*e*Math.PI;return{x:t.x+t.radius*Math.cos(i),y:t.y-t.radius*Math.sin(i)}},Qs=(t,e)=>{const i=t.getCircularData();let n=.6,s=1;let o,r,a,h=0,l={x:0,y:0,t:0},d=.5*(n+s);const u=e.getCenter();for(;n<=s&&h<10&&(d=.5*(n+s),l=Object.assign(Object.assign({},Ks(i,d)),{t:0}),o=e.getDistanceToBorder(),r=Math.sqrt(Math.pow(l.x-u.x,2)+Math.pow(l.y-u.y,2)),a=o-r,!(Math.abs(a)<.05));)a>0?n=d:s=d,h++;return l.t=null!=d?d:0,l},Js=t=>{var e,i;const n=null!==(e=t.getStyle().arrowSize)&&void 0!==e?e:1,s=null!==(i=t.getWidth())&&void 0!==i?i:1,o=t.startNode.getCenter(),r=t.endNode.getCenter(),a=Math.atan2(r.y-o.y,r.x-o.x),h=to(t,t.endNode),l=1.5*n+3*s;return{point:h,core:{x:h.x-.9*l*Math.cos(a),y:h.y-.9*l*Math.sin(a)},angle:a,length:l}},to=(t,e)=>{let i=t.endNode,n=t.startNode;e.getId()===t.startNode.getId()&&(i=t.startNode,n=t.endNode);const s=i.getCenter(),o=n.getCenter(),r=s.x-o.x,a=s.y-o.y,h=Math.sqrt(r*r+a*a),l=(h-e.getDistanceToBorder())/h;return{x:(1-l)*o.x+l*s.x,y:(1-l)*o.y+l*s.y,t:0}},eo=t=>{if(t instanceof O)return Js(t);if(t instanceof k)return qs(t);if(t instanceof B)return $s(t);throw new Error("Failed to draw unsupported edge type")},io=(t,e)=>{const i=e.point.x,n=e.point.y,s=e.angle,o=e.length;for(let e=0;e<t.length;e++){const r=t[e],a=r.x*Math.cos(s)-r.y*Math.sin(s),h=r.x*Math.sin(s)+r.y*Math.cos(s);r.x=i+o*a,r.y=n+o*h}return t},no=(t,e)=>{const i=e.getCenter(),n=e.getRadius();switch(e.getStyle().shape){case S.SQUARE:((t,e,i,n)=>{t.beginPath(),t.rect(e-n,i-n,2*n,2*n),t.closePath()})(t,i.x,i.y,n);break;case S.DIAMOND:((t,e,i,n)=>{t.beginPath(),t.lineTo(e,i+n),t.lineTo(e+n,i),t.lineTo(e,i-n),t.lineTo(e-n,i),t.closePath()})(t,i.x,i.y,n);break;case S.TRIANGLE:((t,e,i,n)=>{t.beginPath(),i+=.275*(n*=1.15);const s=2*n,o=Math.sqrt(3)*s/6,r=Math.sqrt(s*s-n*n);t.moveTo(e,i-(r-o)),t.lineTo(e+n,i+o),t.lineTo(e-n,i+o),t.lineTo(e,i-(r-o)),t.closePath()})(t,i.x,i.y,n);break;case S.TRIANGLE_DOWN:((t,e,i,n)=>{t.beginPath(),i-=.275*(n*=1.15);const s=2*n,o=Math.sqrt(3)*s/6,r=Math.sqrt(s*s-n*n);t.moveTo(e,i+(r-o)),t.lineTo(e+n,i-o),t.lineTo(e-n,i-o),t.lineTo(e,i+(r-o)),t.closePath()})(t,i.x,i.y,n);break;case S.STAR:((t,e,i,n)=>{t.beginPath(),i+=.1*(n*=.82);for(let s=0;s<10;s++){const o=n*(s%2==0?1.3:.5),r=e+o*Math.sin(2*s*Math.PI/10),a=i-o*Math.cos(2*s*Math.PI/10);t.lineTo(r,a)}t.closePath()})(t,i.x,i.y,n);break;case S.HEXAGON:((t,e,i,n)=>{((t,e,i,n,s)=>{t.beginPath(),t.moveTo(e+n,i);const o=2*Math.PI/s;for(let r=1;r<s;r++)t.lineTo(e+n*Math.cos(o*r),i+n*Math.sin(o*r));t.closePath()})(t,e,i,n,6)})(t,i.x,i.y,n);break;default:((t,e,i,n)=>{t.beginPath(),t.arc(e,i,n,0,2*Math.PI,!1),t.closePath()})(t,i.x,i.y,n)}},so=(t,e=300)=>{let i=0,n=null;return function(){const s=arguments,o=Date.now(),r=e-(o-i);r<=0?(n&&(clearTimeout(n),n=null),i=o,t(...s)):n||(n=setTimeout(()=>{i=Date.now(),n=null,t(...s)},r))}},oo=t=>{const e=Math.max(t,1);return Math.round(1e3/e)},ro=(t,e=!1)=>{t.style.position="relative";const i=getComputedStyle(t);i.display||(t.style.display="block",console.warn("[Orb] Graph container doesn't have defined 'display' property. Setting 'display' to 'block'...")),!e&&ho(i.width)&&(t.style.width="100%",ho(getComputedStyle(t).width)?(t.style.width="400px",console.warn("[Orb] The graph container element and its parent don't have defined width properties.","If you are using percentage values,","please make sure that the parent element of the graph container has a defined position and width.","Setting the width of the graph container to an arbitrary value of '400px'...")):console.warn("[Orb] The graph container element doesn't have defined width. Setting width to 100%...")),!e&&ho(i.height)&&(t.style.height="100%",ho(getComputedStyle(t).height)?(t.style.height="400px",console.warn("[Orb] The graph container element and its parent don't have defined height properties.","If you are using percentage values,","please make sure that the parent element of the graph container has a defined position and height.","Setting the height of the graph container to an arbitrary value of '400px'...")):console.warn("[Orb] Graph container doesn't have defined height. Setting height to 100%..."))},ao=/^\s*0+\s*(?:px|rem|em|vh|vw)?\s*$/i,ho=t=>null==t||""===t||ao.test(t),lo=t=>{const e=document.createElement("canvas");return e.style.position="absolute",e.style.top="0",e.style.left="0",t.appendChild(e),e},uo=t=>{let e=window.devicePixelRatio,i=()=>{};const n=()=>{i();const s=matchMedia(`(resolution: ${e}dppx)`);s.addEventListener("change",n),i=()=>s.removeEventListener("change",n),window.devicePixelRatio!==e&&(e=window.devicePixelRatio,t(e))};return n(),()=>i()};class co extends t{constructor(t,e){super(),this._isOriginCentered=!1,this._isInitiallyRendered=!1,ro(t,null==e?void 0:e.areCollapsedContainerDimensionsAllowed),this._container=t,this._canvas=lo(t);const i=this._canvas.getContext("2d");if(!i)throw new o("Failed to create Canvas context.");this._context=i,this._width=640,this._height=480,this.transform=wn,this._settings=Object.assign(Object.assign({},zs),e),this._resizeObs=new ResizeObserver(()=>this._resize()),this._resizeObs.observe(this._container),this._resize(),d(null==e?void 0:e.devicePixelRatio)||(this._dprObserveUnsubscribe=uo(()=>this._resize())),this._throttleRender=so(t=>{this._render(t)},oo(this._settings.fps))}get width(){return this._width}get height(){return this._height}get container(){return this._container}get canvas(){return this._canvas}get isInitiallyRendered(){return this._isInitiallyRendered}getSettings(){return p(this._settings)}setSettings(t){var e;const i=t.fps&&t.fps!==this._settings.fps,n=this._settings.devicePixelRatio,s=t.devicePixelRatio;this._settings=Object.assign(Object.assign({},this._settings),t),i&&(this._throttleRender=so(t=>{this._render(t)},oo(this._settings.fps))),!d(n)&&d(s)&&(null===(e=this._dprObserveUnsubscribe)||void 0===e||e.call(this),this._resize()),d(n)&&null===s&&(this._dprObserveUnsubscribe=uo(()=>this._resize()))}render(t){this._throttleRender(t)}_render(t){this.emit(Bs.RENDER_START,void 0);const e=Date.now();this._context.clearRect(0,0,this._width,this._height),this._settings.backgroundColor&&(this._context.fillStyle=this._settings.backgroundColor.toString(),this._context.fillRect(0,0,this._width,this._height)),this._context.save(),this._context.translate(this.transform.x,this.transform.y),this._context.scale(this.transform.k,this.transform.k),this._isOriginCentered&&this._context.translate(this._width/2,this._height/2),this.drawObjects(t.getEdges()),this.drawObjects(t.getNodes()),this._context.restore(),this.emit(Bs.RENDER_END,{durationMs:Date.now()-e}),this._isInitiallyRendered=!0}drawObjects(t){if(0===t.length)return;const e=[],i=[];for(let n=0;n<t.length;n++){const s=t[n];s.isSelected()&&e.push(s),s.isHovered()&&i.push(s)}const n=e.length||i.length;this._settings.contextAlphaOnEventIsEnabled&&n&&(this._context.globalAlpha=this._settings.contextAlphaOnEvent);for(let e=0;e<t.length;e++){const i=t[e];i.isSelected()||i.isHovered()||this.drawObject(i,{isLabelEnabled:this._settings.labelsIsEnabled,isShadowEnabled:this._settings.shadowIsEnabled})}this._settings.contextAlphaOnEventIsEnabled&&n&&(this._context.globalAlpha=1);for(let t=0;t<e.length;t++)this.drawObject(e[t],{isLabelEnabled:this._settings.labelsOnEventIsEnabled,isShadowEnabled:this._settings.shadowOnEventIsEnabled});for(let t=0;t<i.length;t++)this.drawObject(i[t],{isLabelEnabled:this._settings.labelsOnEventIsEnabled,isShadowEnabled:this._settings.shadowOnEventIsEnabled})}_resize(){const t=this._settings.devicePixelRatio||window.devicePixelRatio||1,e=this._container.getBoundingClientRect();this._canvas.style.width=`${e.width}px`,this._canvas.style.height=`${e.height}px`,this._canvas.width=e.width*t,this._canvas.height=e.height*t,this._context.scale(t,t),this._width=e.width,this._height=e.height,this.emit(Bs.RESIZE,void 0)}drawObject(t,e){T(t)?((t,e,i)=>{var n,s;const o=null===(n=null==i?void 0:i.isShadowEnabled)||void 0===n||n,r=null===(s=null==i?void 0:i.isLabelEnabled)||void 0===s||s,a=e.hasShadow();((t,e)=>{if(e.hasBorder()){t.lineWidth=e.getBorderWidth();const i=e.getBorderColor();i&&(t.strokeStyle=i.toString())}const i=e.getColor();i&&(t.fillStyle=i.toString())})(t,e),o&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor=i.shadowColor.toString()),i.shadowSize&&(t.shadowBlur=i.shadowSize),i.shadowOffsetX&&(t.shadowOffsetX=i.shadowOffsetX),i.shadowOffsetY&&(t.shadowOffsetY=i.shadowOffsetY)})(t,e),no(t,e),t.fill();const h=e.getBackgroundImage();h&&((t,e,i)=>{if(!i.width||!i.height)return;const n=e.getCenter(),s=e.getRadius(),o=Math.max(2*s/i.width,2*s/i.height),r=i.height*o,a=i.width*o;t.save(),t.clip(),t.drawImage(i,n.x-a/2,n.y-r/2,a,r),t.restore()})(t,e,h),o&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor="rgba(0,0,0,0)"),i.shadowSize&&(t.shadowBlur=0),i.shadowOffsetX&&(t.shadowOffsetX=0),i.shadowOffsetY&&(t.shadowOffsetY=0)})(t,e),e.hasBorder()&&t.stroke(),r&&((t,e)=>{const i=e.getLabel();if(!i)return;const n=e.getCenter(),s=1.2*e.getBorderedRadius(),o=e.getStyle(),r=new js(i,{position:{x:n.x,y:n.y+s},textBaseline:Fs.TOP,properties:{fontBackgroundColor:o.fontBackgroundColor,fontColor:o.fontColor,fontFamily:o.fontFamily,fontSize:o.fontSize}});Ws(t,r)})(t,e)})(this._context,t,e):((t,e,i)=>{var n,s;if(!e.getWidth())return;const o=null===(n=null==i?void 0:i.isShadowEnabled)||void 0===n||n,r=null===(s=null==i?void 0:i.isLabelEnabled)||void 0===s||s,a=e.hasShadow();((t,e)=>{const i=e.getWidth();i>0&&(t.lineWidth=i);const n=e.getColor();n&&(t.strokeStyle=n.toString(),t.fillStyle=n.toString())})(t,e),o&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor=i.shadowColor.toString()),i.shadowSize&&(t.shadowBlur=i.shadowSize),i.shadowOffsetX&&(t.shadowOffsetX=i.shadowOffsetX),i.shadowOffsetY&&(t.shadowOffsetY=i.shadowOffsetY)})(t,e),((t,e)=>{if(0===e.getStyle().arrowSize)return;const i=eo(e),n=io([{x:0,y:0},{x:-1,y:.4},{x:-1,y:-.4}],i);t.beginPath();for(let e=0;e<n.length;e++){const i=n[e];0!==e?t.lineTo(i.x,i.y):t.moveTo(i.x,i.y)}t.closePath(),t.fill()})(t,e),((t,e)=>{if(e instanceof O)return((t,e)=>{const i=e.startNode.getCenter(),n=e.endNode.getCenter();if(!i||!n)return;t.beginPath(),t.moveTo(i.x,i.y),t.lineTo(n.x,n.y);const s=e.getLineDashPattern();t.setLineDash(null!=s?s:[]),t.stroke()})(t,e);if(e instanceof k)return((t,e)=>{const i=e.startNode.getCenter(),n=e.endNode.getCenter();if(!i||!n)return;const s=e.getCurvedControlPoint();t.beginPath(),t.moveTo(i.x,i.y),t.quadraticCurveTo(s.x,s.y,n.x,n.y);const o=e.getLineDashPattern();t.setLineDash(null!=o?o:[]),t.stroke()})(t,e);if(e instanceof B)return((t,e)=>{const{x:i,y:n,radius:s}=e.getCircularData();t.beginPath(),t.arc(i,n,s,0,2*Math.PI,!1),t.closePath();const o=e.getLineDashPattern();t.setLineDash(null!=o?o:[]),t.stroke()})(t,e);throw new Error("Failed to draw unsupported edge type")})(t,e),o&&a&&((t,e)=>{const i=e.getStyle();i.shadowColor&&(t.shadowColor="rgba(0,0,0,0)"),i.shadowSize&&(t.shadowBlur=0),i.shadowOffsetX&&(t.shadowOffsetX=0),i.shadowOffsetY&&(t.shadowOffsetY=0)})(t,e),r&&((t,e)=>{const i=e.getLabel();if(!i)return;const n=e.getStyle(),s=new js(i,{position:e.getCenter(),textBaseline:Fs.MIDDLE,properties:{fontBackgroundColor:n.fontBackgroundColor,fontColor:n.fontColor,fontFamily:n.fontFamily,fontSize:n.fontSize}});Ws(t,s)})(t,e)})(this._context,t,e)}reset(){this.transform=wn,this._context.clearRect(0,0,this._width,this._height),this._context.save()}getFitZoomTransform(t,e){const i=t.getBoundingBox(),n="center"===(null==e?void 0:e.anchorX)?i.x+i.width/2:"end"===(null==e?void 0:e.anchorX)?i.x+i.width:0,s="center"===(null==e?void 0:e.anchorY)?i.y+i.height/2:"end"===(null==e?void 0:e.anchorY)?i.y+i.height:0,o=this.getSimulationViewRectangle(),r=o.height/(i.height*(1+this._settings.fitZoomMargin)),a=o.width/(i.width*(1+this._settings.fitZoomMargin)),h=Math.min(r,a),l=this.transform.k,d=Math.max(Math.min(h*l,this._settings.maxZoom),this._settings.minZoom),u=o.width/2*l*(1-d)-n*d,c=o.height/2*l*(1-d)-s*d;return wn.translate(u,c).scale(d)}getSimulationPosition(t){const[e,i]=this.transform.invert([t.x,t.y]);return{x:e-this._width/2,y:i-this._height/2}}getSimulationViewRectangle(){const t=this.getSimulationPosition({x:0,y:0}),e=this.getSimulationPosition({x:this._width,y:this._height});return{x:t.x,y:t.y,width:e.x-t.x,height:e.y-t.y}}translateOriginToCenter(){this._isOriginCentered=!0}destroy(){var t;this._resizeObs.unobserve(this._container),null===(t=this._dprObserveUnsubscribe)||void 0===t||t.call(this),this.removeAllListeners(),this._canvas.remove()}}const _o=(t,e,i)=>{const n=as(t,e,rs.VERTEX),s=as(t,i,rs.FRAGMENT),r=t.createProgram();if(!r)throw new o("Failed to create GL program.");if(t.attachShader(r,n),t.attachShader(r,s),t.linkProgram(r),!t.getProgramParameter(r,t.LINK_STATUS)){const e=t.getProgramInfoLog(r);throw t.deleteProgram(r),new o(`Failed to link GL program: ${e}`)}return t.deleteShader(n),t.deleteShader(s),r},fo=2048,go=2048;class po{constructor(t){this._texture=null,this._cache=new Map,this._shelves=[],this._isDirty=!1,this._isTextureAllocated=!1,this._gl=t,this._canvas=document.createElement("canvas"),this._canvas.width=fo,this._canvas.height=go,this._ctx=this._canvas.getContext("2d",{willReadFrequently:!1}),this._texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this._texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.bindTexture(t.TEXTURE_2D,null)}getOrCreate(t,e,i,n,s){const o=`${t}|${e}|${i}|${n}|${null!=s?s:""}`,r=this._cache.get(o);if(r)return r;const a=t.split("\n").map(t=>t.trim());if(0===a.length||1===a.length&&""===a[0])return null;const h=this._ctx,l=`48px ${i}`;h.font=l;let d=0;for(let t=0;t<a.length;t++){const e=h.measureText(a[t]).width;e>d&&(d=e)}const u=48*1.2,c=48+(a.length-1)*u,_=Math.ceil(d+11.52)+4,f=Math.ceil(c+11.52)+4,g=this._allocate(_,f);if(!g)return null;const p=g.x+2,m=g.y+2;s&&(h.fillStyle=s,h.fillRect(p,m,_-4,f-4)),h.font=l,h.fillStyle=n,h.textBaseline="top",h.textAlign="center";const v=p+(_-4)/2;for(let t=0;t<a.length;t++)h.fillText(a[t],v,m+5.76+t*u);const y={u0:g.x/fo,v0:g.y/go,u1:(g.x+_)/fo,v1:(g.y+f)/go,pxWidth:_,pxHeight:f};return this._cache.set(o,y),this._isDirty=!0,y}bind(t){const e=this._gl;e.activeTexture(e.TEXTURE0+t),e.bindTexture(e.TEXTURE_2D,this._texture)}uploadIfDirty(){if(!this._isDirty)return;const t=this._gl;t.bindTexture(t.TEXTURE_2D,this._texture),this._isTextureAllocated||(t.texImage2D(t.TEXTURE_2D,0,t.RGBA,fo,go,0,t.RGBA,t.UNSIGNED_BYTE,null),this._isTextureAllocated=!0),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,this._canvas),t.bindTexture(t.TEXTURE_2D,null),this._isDirty=!1}clear(){this._cache.clear(),this._shelves=[],this._isDirty=!1,this._ctx.clearRect(0,0,fo,go)}get rasterFontPx(){return 48}_allocate(t,e){for(let i=0;i<this._shelves.length;i++){const n=this._shelves[i];if(n.x+t<=fo&&e<=n.height){const e={x:n.x,y:n.y};return n.x+=t,e}}const i=0===this._shelves.length?0:this._shelves[this._shelves.length-1].y+this._shelves[this._shelves.length-1].height;if(i+e>go)return null;const n={y:i,height:e,x:t};return this._shelves.push(n),{x:0,y:i}}}const mo=2048,vo=2048;class yo{constructor(t){this._texture=null,this._cache=new Map,this._pending=new Map,this._shelves=[],this._isDirty=!1,this._isTextureAllocated=!1,this._gl=t,this._canvas=document.createElement("canvas"),this._canvas.width=mo,this._canvas.height=vo,this._ctx=this._canvas.getContext("2d",{willReadFrequently:!1}),this._texture=t.createTexture(),t.bindTexture(t.TEXTURE_2D,this._texture),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MIN_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_MAG_FILTER,t.LINEAR),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_S,t.CLAMP_TO_EDGE),t.texParameteri(t.TEXTURE_2D,t.TEXTURE_WRAP_T,t.CLAMP_TO_EDGE),t.bindTexture(t.TEXTURE_2D,null)}getOrCreate(t){const e=this._cache.get(t);if(e)return e;const i=this._pending.get(t);if(i)return i.loaded?this._packImage(t,i.image):null;const n=new Image;n.crossOrigin="anonymous";const s={image:n,loaded:!1};return this._pending.set(t,s),n.onload=()=>{s.loaded=!0},n.onerror=()=>{this._pending.delete(t)},n.src=t,null}bind(t){const e=this._gl;e.activeTexture(e.TEXTURE0+t),e.bindTexture(e.TEXTURE_2D,this._texture)}uploadIfDirty(){if(!this._isDirty)return;const t=this._gl;t.bindTexture(t.TEXTURE_2D,this._texture),this._isTextureAllocated||(t.texImage2D(t.TEXTURE_2D,0,t.RGBA,mo,vo,0,t.RGBA,t.UNSIGNED_BYTE,null),this._isTextureAllocated=!0),t.texSubImage2D(t.TEXTURE_2D,0,0,0,t.RGBA,t.UNSIGNED_BYTE,this._canvas),t.bindTexture(t.TEXTURE_2D,null),this._isDirty=!1}clear(){this._cache.clear(),this._pending.clear(),this._shelves=[],this._isDirty=!1,this._ctx.clearRect(0,0,mo,vo)}_packImage(t,e){if(!e.naturalWidth||!e.naturalHeight)return null;const i=e.naturalWidth/e.naturalHeight;let n,s;e.naturalWidth>=e.naturalHeight?(n=Math.min(e.naturalWidth,128),s=Math.round(n/i)):(s=Math.min(e.naturalHeight,128),n=Math.round(s*i));const o=n+4,r=s+4,a=this._allocate(o,r);if(!a)return null;this._ctx.drawImage(e,a.x+2,a.y+2,n,s);const h={u0:(a.x+2)/mo,v0:(a.y+2)/vo,u1:(a.x+2+n)/mo,v1:(a.y+2+s)/vo,aspect:i};return this._cache.set(t,h),this._pending.delete(t),this._isDirty=!0,h}_allocate(t,e){for(let i=0;i<this._shelves.length;i++){const n=this._shelves[i];if(n.x+t<=mo&&e<=n.height){const e={x:n.x,y:n.y};return n.x+=t,e}}const i=0===this._shelves.length?0:this._shelves[this._shelves.length-1].y+this._shelves[this._shelves.length-1].height;if(i+e>vo)return null;const n={y:i,height:e,x:t};return this._shelves.push(n),{x:0,y:i}}}const xo=[0,0,0,0],bo=[.6,.6,.6,1],So=[1,0,0,1],wo={[S.CIRCLE]:0,[S.DOT]:1,[S.SQUARE]:2,[S.DIAMOND]:3,[S.TRIANGLE]:4,[S.TRIANGLE_DOWN]:5,[S.STAR]:6,[S.HEXAGON]:7},To="Roboto, sans-serif",Eo="#000000";class Po extends t{constructor(t,e){super(),this._isOriginCentered=!1,this._isInitiallyRendered=!1,this._nodeProgram=null,this._edgeProgram=null,this._labelProgram=null,this._nodeVao=null,this._edgeVao=null,this._labelVao=null,this._nodeInstanceBuffer=null,this._edgeInstanceBuffer=null,this._labelInstanceBuffer=null,this._labelCache=null,this._imageAtlas=null,this._isColorCacheDirty=!0,this._nodeColorCache=new Map,this._nodeBorderColorCache=new Map,this._nodeShadowColorCache=new Map,this._edgeColorCache=new Map,this._edgeShadowColorCache=new Map,this._lastNodeCount=0,this._lastEdgeCount=0,this._edgeInstanceData=null,this._nodeInstanceData=null,this._buffersAreCurrent=!1,this._bufferCacheStats={hits:0,misses:0},this._timerExt=null,this._timerEdgeQueries=[],this._timerNodeQueries=[],this._timerQueryIdx=0,this._lastEdgeGpuMs=null,this._lastNodeGpuMs=null,ro(t,null==e?void 0:e.areCollapsedContainerDimensionsAllowed),this._container=t,this._canvas=lo(t);const i=this._canvas.getContext("webgl2",{antialias:!0});if(!i)throw new o("Failed to create WebGL context.");if(this._gl=i,this._width=640,this._height=480,this.transform=wn,this._settings=Object.assign(Object.assign({},zs),e),"number"!=typeof(null==e?void 0:e.devicePixelRatio)&&(this._dprObserveUnsubscribe=uo(()=>{this._isInitiallyRendered&&this.emit(Bs.RESIZE,void 0)})),this._initShaders(),this._initNodeBuffers(),this._initEdgeBuffers(),this._initLabelBuffers(),this._labelCache=new po(this._gl),this._imageAtlas=new yo(this._gl),this._timerExt=i.getExtension("EXT_disjoint_timer_query_webgl2"),this._timerExt)for(let t=0;t<4;t++){const t=i.createQuery(),e=i.createQuery();t&&this._timerEdgeQueries.push(t),e&&this._timerNodeQueries.push(e)}}_pollTimerQuery(t){if(!this._timerExt)return null;const e=this._gl;return e.getQueryParameter(t,e.QUERY_RESULT_AVAILABLE)?e.getParameter(this._timerExt.GPU_DISJOINT_EXT)?null:e.getQueryParameter(t,e.QUERY_RESULT)/1e6:null}getGpuTimeStats(){return{edgeMs:this._lastEdgeGpuMs,nodeMs:this._lastNodeGpuMs,supported:null!==this._timerExt}}_initShaders(){this._nodeProgram=_o(this._gl,"#version 300 es\n\nprecision highp float;\n\nin vec2 aQuadPosition;\n\nin vec2 aCenter;\nin float aRadius;\nin vec4 aColor;\nin vec4 aBorderColor;\nin float aBorderWidth;\nin vec4 aShadowColor;\nin float aShadowSize;\nin float aShadowOffsetX;\nin float aShadowOffsetY;\nin float aShapeType;\nin vec2 aImageUV0;\nin vec2 aImageUV1;\nin float aImageAspect;\n\nuniform vec2 uResolution;\nuniform vec2 uTranslation;\nuniform float uScale;\nuniform vec2 uOriginOffset;\n\nout vec2 vUV;\nout vec4 vColor;\nout vec4 vBorderColor;\nout float vBorderThreshold;\nout vec4 vShadowColor;\nout float vNodeRadius;\nout vec2 vShadowOffset;\nout float vShadowBlur;\nflat out int vShapeType;\nout vec2 vImageUV0;\nout vec2 vImageUV1;\nout float vImageAspect;\n\nvoid main() {\n  vShapeType = int(aShapeType + 0.5);\n  vColor = aColor;\n  vBorderColor = aBorderColor;\n  vShadowColor = aShadowColor;\n  vImageUV0 = aImageUV0;\n  vImageUV1 = aImageUV1;\n  vImageAspect = aImageAspect;\n\n  float totalRadius = aRadius + aShadowSize + abs(aShadowOffsetX) + abs(aShadowOffsetY);\n\n  vUV = aQuadPosition;\n  vNodeRadius = aRadius / totalRadius;\n\n  vBorderThreshold = vNodeRadius * (1.0 - aBorderWidth / aRadius);\n\n  vShadowOffset = vec2(aShadowOffsetX, aShadowOffsetY) / totalRadius;\n\n  vShadowBlur = aShadowSize / totalRadius;\n\n  vec2 worldPos = aCenter + aQuadPosition * totalRadius;\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\n\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\n}\n","#version 300 es\n\nprecision highp float;\n\nin vec2 vUV;\nin vec4 vColor;\nin vec4 vBorderColor;\nin float vBorderThreshold;\nin vec4 vShadowColor;\nin float vNodeRadius;\nin vec2 vShadowOffset;\nin float vShadowBlur;\nflat in int vShapeType;\nin vec2 vImageUV0;\nin vec2 vImageUV1;\nin float vImageAspect;\n\nuniform sampler2D uImageAtlas;\n\nout vec4 fragColor;\n\nconst int SHAPE_CIRCLE = 0;\nconst int SHAPE_DOT = 1;\nconst int SHAPE_SQUARE = 2;\nconst int SHAPE_DIAMOND = 3;\nconst int SHAPE_TRIANGLE = 4;\nconst int SHAPE_TRIANGLE_DOWN = 5;\nconst int SHAPE_STAR = 6;\nconst int SHAPE_HEXAGON = 7;\n\nfloat sdCircle(vec2 p, float r) {\n  return length(p) - r;\n}\n\nfloat sdSquare(vec2 p, float r) {\n  vec2 d = abs(p) - vec2(r);\n  return max(d.x, d.y);\n}\n\nfloat sdDiamond(vec2 p, float r) {\n  return (abs(p.x) + abs(p.y)) - r;\n}\n\nfloat sdTriangleDown(vec2 p, float r) {\n  float sr = r * 1.15;\n  vec2 q = vec2(p.x, p.y - 0.275 * sr);\n\n  float k = sqrt(3.0);\n  q.x = abs(q.x) - sr;\n  q.y = q.y + sr / k;\n  if (q.x + k * q.y > 0.0) {\n    q = vec2(q.x - k * q.y, -k * q.x - q.y) / 2.0;\n  }\n  q.x -= clamp(q.x, -2.0 * sr, 0.0);\n  return -length(q) * sign(q.y);\n}\n\nfloat sdTriangleUp(vec2 p, float r) {\n  return sdTriangleDown(vec2(p.x, -p.y), r);\n}\n\nfloat sdStar(vec2 p, float r) {\n  float sr = r * 0.82;\n  vec2 q = vec2(p.x, p.y - 0.1 * sr);\n\n  float outerR = sr * 1.3;\n  float innerR = sr * 0.5;\n\n  float angle = atan(q.x, -q.y);\n  float sector = 6.2831853 / 5.0;\n  float a = mod(angle + sector * 0.5, sector) - sector * 0.5;\n\n  float cosA = cos(a);\n  float sinA = abs(sin(a));\n\n  float halfSector = sector * 0.5;\n  vec2 outerPt = vec2(outerR, 0.0);\n  vec2 innerPt = vec2(innerR * cos(halfSector), innerR * sin(halfSector));\n\n  vec2 sp = vec2(cosA, sinA) * length(q);\n\n  vec2 edge = innerPt - outerPt;\n  vec2 toP = sp - outerPt;\n  float t = clamp(dot(toP, edge) / dot(edge, edge), 0.0, 1.0);\n  float dist = length(toP - edge * t);\n\n  float cross2d = edge.x * toP.y - edge.y * toP.x;\n  return cross2d > 0.0 ? -dist : dist;\n}\n\nfloat sdHexagon(vec2 p, float r) {\n  vec2 q = abs(p);\n  float k = sqrt(3.0);\n  float d = max(q.x, (q.x * 0.5 + q.y * (k * 0.5)));\n  return d - r;\n}\n\nfloat shapeSDF(vec2 p, float r, int shapeType) {\n  if (shapeType == SHAPE_SQUARE) return sdSquare(p, r);\n  if (shapeType == SHAPE_DIAMOND) return sdDiamond(p, r);\n  if (shapeType == SHAPE_TRIANGLE) return sdTriangleUp(p, r);\n  if (shapeType == SHAPE_TRIANGLE_DOWN) return sdTriangleDown(p, r);\n  if (shapeType == SHAPE_STAR) return sdStar(p, r);\n  if (shapeType == SHAPE_HEXAGON) return sdHexagon(p, r);\n\n  return sdCircle(p, r);\n}\n\nvoid main() {\n  // Body SDF - always needed.\n  float dist = shapeSDF(vUV, vNodeRadius, vShapeType);\n\n  float aa = 0.02 * vNodeRadius;\n  float nodeAlpha = 1.0 - smoothstep(-aa, 0.0, dist);\n\n  // Shadow SDF - skip entirely when no shadow. Avoids a second full shapeSDF() call\n  // (which is a cascade of ifs) and the exp() per fragment.\n  float shadowAlpha = 0.0;\n  if (vShadowBlur > 0.0) {\n    float shadowDist = shapeSDF(vUV - vShadowOffset, vNodeRadius, vShapeType);\n    float t = max(shadowDist, 0.0) / vShadowBlur;\n    shadowAlpha = exp(-t * t * 1.5) * 0.5 * vShadowColor.a;\n  }\n\n  vec4 fillColor = vColor;\n  if (vImageAspect > 0.0 && dist < 0.0) {\n    vec2 uv01 = (vUV / vNodeRadius) * 0.5 + 0.5;\n    if (vImageAspect > 1.0) {\n      uv01.x = (uv01.x - 0.5) / vImageAspect + 0.5;\n    } else {\n      uv01.y = (uv01.y - 0.5) * vImageAspect + 0.5;\n    }\n    if (uv01.x >= 0.0 && uv01.x <= 1.0 && uv01.y >= 0.0 && uv01.y <= 1.0) {\n      vec2 atlasUV = mix(vImageUV0, vImageUV1, uv01);\n      vec4 imgTexel = texture(uImageAtlas, atlasUV);\n      fillColor = mix(fillColor, vec4(imgTexel.rgb, 1.0), imgTexel.a);\n    }\n  }\n\n  vec4 nodeColor;\n  if (vBorderThreshold < vNodeRadius) {\n    float borderDist = shapeSDF(vUV, vBorderThreshold, vShapeType);\n    float borderMix = smoothstep(-aa, aa, borderDist);\n    nodeColor = mix(fillColor, vBorderColor, borderMix);\n  } else {\n    nodeColor = fillColor;\n  }\n  nodeColor.a *= nodeAlpha;\n\n  float finalAlpha = nodeColor.a + shadowAlpha * (1.0 - nodeColor.a);\n\n  if (finalAlpha < 0.001) {\n    discard;\n  }\n\n  if (shadowAlpha > 0.0) {\n    vec3 finalRGB = (nodeColor.rgb * nodeColor.a + vShadowColor.rgb * shadowAlpha * (1.0 - nodeColor.a)) / finalAlpha;\n    fragColor = vec4(finalRGB, finalAlpha);\n  } else {\n    fragColor = nodeColor;\n  }\n}\n"),this._edgeProgram=_o(this._gl,"#version 300 es\n\nprecision highp float;\n\nin vec2 aQuadPosition;\n\nin vec2 aStart;\nin vec2 aEnd;\nin vec2 aControl;\nin float aWidth;\nin float aEdgeType;\nin float aLoopbackRadius;\nin float aArrowSize;\nin vec2 aArrowTip;\nin vec2 aArrowDir;\nin vec4 aColor;\nin vec4 aShadowColor;\nin float aShadowSize;\nin float aShadowOffsetX;\nin float aShadowOffsetY;\n\nuniform vec2 uResolution;\nuniform vec2 uTranslation;\nuniform float uScale;\nuniform vec2 uOriginOffset;\n\nout vec2 vWorldPos;\nout vec2 vStart;\nout vec2 vEnd;\nout vec2 vControl;\nout float vHalfWidth;\nout float vWidthFade;\nout float vHalfWidthPx;\nout float vPerpPx;\nout float vLoopbackRadius;\nout float vArrowSize;\nout vec2 vArrowTip;\nout vec2 vArrowDir;\nout vec4 vColor;\nout vec4 vShadowColor;\nout float vShadowSize;\nout vec2 vShadowOffset;\nflat out int vEdgeType;\n\nvoid main() {\n  vEdgeType = int(aEdgeType + 0.5);\n  vStart = aStart;\n  vEnd = aEnd;\n  vControl = aControl;\n  float effectiveWidth = max(aWidth, 1.0 / uScale);\n  vHalfWidth = effectiveWidth * 0.5;\n  vWidthFade = clamp(aWidth * uScale, 0.0, 1.0);\n  vHalfWidthPx = vHalfWidth * uScale;\n  vPerpPx = 0.0;\n  vLoopbackRadius = aLoopbackRadius;\n  vArrowSize = aArrowSize;\n  vArrowTip = aArrowTip;\n  vArrowDir = aArrowDir;\n  vColor = aColor;\n  vShadowColor = aShadowColor;\n  vShadowSize = aShadowSize;\n  vShadowOffset = vec2(aShadowOffsetX, aShadowOffsetY);\n\n  float pad = vHalfWidth + aShadowSize + abs(aShadowOffsetX) + abs(aShadowOffsetY);\n\n  vec2 worldPos;\n\n  if (vEdgeType == 0) {\n    vec2 dir = aEnd - aStart;\n    float len = length(dir);\n    vec2 unitDir = dir / max(len, 0.0001);\n    vec2 perp = vec2(-unitDir.y, unitDir.x);\n    float totalHalf = pad + aArrowSize;\n    vec2 midpoint = (aStart + aEnd) * 0.5;\n    worldPos = midpoint\n      + unitDir * (len * 0.5 + totalHalf) * aQuadPosition.x\n      + perp * totalHalf * aQuadPosition.y;\n    vPerpPx = totalHalf * aQuadPosition.y * uScale;\n  } else if (vEdgeType == 1) {\n    float margin = pad + aArrowSize;\n    vec2 bboxMin = min(min(aStart, aEnd), aControl) - margin;\n    vec2 bboxMax = max(max(aStart, aEnd), aControl) + margin;\n    vec2 center = (bboxMin + bboxMax) * 0.5;\n    vec2 halfSize = (bboxMax - bboxMin) * 0.5;\n    worldPos = center + aQuadPosition * halfSize;\n  } else {\n    float margin = pad + aArrowSize;\n    vec2 ctr = aControl;\n    float r = aLoopbackRadius;\n    vec2 bboxMin = min(ctr - (r + margin), aStart - margin);\n    vec2 bboxMax = max(ctr + (r + margin), aStart + margin);\n    vec2 center = (bboxMin + bboxMax) * 0.5;\n    vec2 halfSize = (bboxMax - bboxMin) * 0.5;\n    worldPos = center + aQuadPosition * halfSize;\n  }\n\n  vWorldPos = worldPos;\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\n}\n","#version 300 es\n\nprecision highp float;\n\nin vec2 vWorldPos;\nin vec2 vStart;\nin vec2 vEnd;\nin vec2 vControl;\nin float vHalfWidth;\nin float vWidthFade;\nin float vHalfWidthPx;\nin float vPerpPx;\nin float vLoopbackRadius;\nin float vArrowSize;\nin vec2 vArrowTip;\nin vec2 vArrowDir;\nin vec4 vColor;\nin vec4 vShadowColor;\nin float vShadowSize;\nin vec2 vShadowOffset;\nflat in int vEdgeType;\n\nuniform bool uSimpleMode;\n\nout vec4 fragColor;\n\nfloat sdSegment(vec2 p, vec2 a, vec2 b) {\n  vec2 pa = p - a;\n  vec2 ba = b - a;\n  float h = clamp(dot(pa, ba) / dot(ba, ba), 0.0, 1.0);\n  return length(pa - ba * h);\n}\n\nfloat sdBezier(vec2 pos, vec2 A, vec2 B, vec2 C) {\n  vec2 a = B - A;\n  vec2 b = A - 2.0 * B + C;\n  vec2 c = a * 2.0;\n  vec2 d = A - pos;\n\n  float kk = 1.0 / max(dot(b, b), 0.0001);\n  float kx = kk * dot(a, b);\n  float ky = kk * (2.0 * dot(a, a) + dot(d, b)) / 3.0;\n  float kz = kk * dot(d, a);\n\n  float p = ky - kx * kx;\n  float q = kx * (2.0 * kx * kx - 3.0 * ky) + kz;\n  float p3 = p * p * p;\n  float q2 = q * q;\n  float h = q2 + 4.0 * p3;\n\n  float res;\n  if (h >= 0.0) {\n    h = sqrt(h);\n    vec2 x = (vec2(h, -h) - q) / 2.0;\n    vec2 uv = sign(x) * pow(abs(x), vec2(1.0 / 3.0));\n    float t = clamp(uv.x + uv.y - kx, 0.0, 1.0);\n    vec2 qo = d + (c + b * t) * t;\n    res = dot(qo, qo);\n  } else {\n    float z = sqrt(-p);\n    float v = acos(q / (p * z * 2.0)) / 3.0;\n    float m = cos(v);\n    float n = sin(v) * 1.732050808;\n    vec3 t = clamp(vec3(m + m, -n - m, n - m) * z - kx, 0.0, 1.0);\n    vec2 qx = d + (c + b * t.x) * t.x;\n    float dx = dot(qx, qx);\n    vec2 qy = d + (c + b * t.y) * t.y;\n    float dy = dot(qy, qy);\n    res = min(dx, dy);\n  }\n\n  return sqrt(res);\n}\n\nfloat sdArrow(vec2 p, vec2 tip, vec2 dir, float size) {\n  if (size <= 0.0) return 1e6;\n\n  vec2 perp = vec2(-dir.y, dir.x);\n  vec2 rel = p - tip;\n  float along = dot(rel, -dir);\n  float across = dot(rel, perp);\n\n  if (along < 0.0) return length(rel);\n  if (along > size) {\n    float hw = size * 0.4;\n    float closest = clamp(across, -hw, hw);\n    vec2 pt = tip - dir * size + perp * closest;\n    return length(p - pt);\n  }\n\n  float halfW = (along / size) * size * 0.4;\n  float d = abs(across) - halfW;\n  return d;\n}\n\nvoid main() {\n  if (uSimpleMode && vEdgeType == 0) {\n    float cover = clamp(vHalfWidthPx - abs(vPerpPx) + 0.5, 0.0, 1.0);\n    float a = cover * vWidthFade;\n    if (a < 0.001) discard;\n    fragColor = vec4(vColor.rgb, vColor.a * a);\n    return;\n  }\n\n  float dist;\n  if (vEdgeType == 0) {\n    dist = sdSegment(vWorldPos, vStart, vEnd);\n  } else if (vEdgeType == 1) {\n    dist = sdBezier(vWorldPos, vStart, vControl, vEnd);\n  } else {\n    dist = abs(length(vWorldPos - vControl) - vLoopbackRadius);\n  }\n\n  float edgeSdf = dist - vHalfWidth;\n  float combinedSdf = edgeSdf;\n\n  if (vArrowSize > 0.0) {\n    float arrowDist = sdArrow(vWorldPos, vArrowTip, vArrowDir, vArrowSize);\n    combinedSdf = min(edgeSdf, arrowDist);\n  }\n\n  float shadowAlpha = 0.0;\n  if (vShadowSize > 0.0) {\n    vec2 shadowPos = vWorldPos - vShadowOffset;\n    float shadowDist;\n    if (vEdgeType == 0) {\n      shadowDist = sdSegment(shadowPos, vStart, vEnd);\n    } else if (vEdgeType == 1) {\n      shadowDist = sdBezier(shadowPos, vStart, vControl, vEnd);\n    } else {\n      shadowDist = abs(length(shadowPos - vControl) - vLoopbackRadius);\n    }\n    float shadowArrowDist = vArrowSize > 0.0\n      ? sdArrow(shadowPos, vArrowTip, vArrowDir, vArrowSize)\n      : 1.0e6;\n    float shadowCombined = min(shadowDist - vHalfWidth, shadowArrowDist);\n    float t = max(shadowCombined, 0.0) / vShadowSize;\n    shadowAlpha = exp(-t * t * 1.5) * 0.5 * vShadowColor.a;\n  }\n\n  float aa = fwidth(combinedSdf);\n  float edgeAlpha = (1.0 - smoothstep(-aa, aa, combinedSdf)) * vWidthFade;\n  vec4 edgeColor = vColor;\n  edgeColor.a *= edgeAlpha;\n\n  float finalAlpha = edgeColor.a + shadowAlpha * (1.0 - edgeColor.a);\n\n  if (finalAlpha < 0.001) discard;\n\n  if (shadowAlpha > 0.0) {\n    vec3 finalRGB = (edgeColor.rgb * edgeColor.a + vShadowColor.rgb * shadowAlpha * (1.0 - edgeColor.a)) / finalAlpha;\n    fragColor = vec4(finalRGB, finalAlpha);\n  } else {\n    fragColor = edgeColor;\n  }\n}\n"),this._labelProgram=_o(this._gl,"#version 300 es\n\nin vec2 aQuadPosition;\n\nin vec2 aLabelCenter;\nin vec2 aLabelSize;\nin vec2 aLabelUV0;\nin vec2 aLabelUV1;\n\nuniform vec2 uResolution;\nuniform vec2 uTranslation;\nuniform float uScale;\nuniform vec2 uOriginOffset;\n\nout vec2 vAtlasUV;\n\nvoid main() {\n  vec2 worldPos = aLabelCenter + aQuadPosition * aLabelSize;\n  vec2 screenPos = (worldPos + uOriginOffset) * uScale + uTranslation;\n  vec2 clip = (screenPos / uResolution) * 2.0 - 1.0;\n  gl_Position = vec4(clip.x, -clip.y, 0.0, 1.0);\n\n  vec2 uv01 = aQuadPosition * 0.5 + 0.5;\n  vAtlasUV = mix(aLabelUV0, aLabelUV1, uv01);\n}\n","#version 300 es\n\nprecision highp float;\n\nuniform sampler2D uAtlas;\n\nin vec2 vAtlasUV;\n\nout vec4 fragColor;\n\nvoid main() {\n  vec4 texel = texture(uAtlas, vAtlasUV);\n  if (texel.a < 0.01) discard;\n  fragColor = texel;\n}\n")}_initNodeBuffers(){if(!this._nodeProgram)throw new o("Node program not initialized.");const t=this._gl;this._nodeVao=t.createVertexArray(),t.bindVertexArray(this._nodeVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._nodeProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._nodeInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._nodeInstanceBuffer);const s=25*Float32Array.BYTES_PER_ELEMENT,r=(e,i,n)=>{const o=t.getAttribLocation(this._nodeProgram,e);t.enableVertexAttribArray(o),t.vertexAttribPointer(o,i,t.FLOAT,!1,s,4*n),t.vertexAttribDivisor(o,1)};r("aCenter",2,0),r("aRadius",1,2),r("aColor",4,3),r("aBorderColor",4,7),r("aBorderWidth",1,11),r("aShadowColor",4,12),r("aShadowSize",1,16),r("aShadowOffsetX",1,17),r("aShadowOffsetY",1,18),r("aShapeType",1,19),r("aImageUV0",2,20),r("aImageUV1",2,22),r("aImageAspect",1,24),t.bindVertexArray(null)}_initEdgeBuffers(){if(!this._edgeProgram)throw new o("Edge program not initialized.");const t=this._gl;this._edgeVao=t.createVertexArray(),t.bindVertexArray(this._edgeVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._edgeProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._edgeInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._edgeInstanceBuffer);const s=(e,i,n)=>{const s=t.getAttribLocation(this._edgeProgram,e);t.enableVertexAttribArray(s),t.vertexAttribPointer(s,i,t.FLOAT,!1,100,4*n),t.vertexAttribDivisor(s,1)};s("aStart",2,0),s("aEnd",2,2),s("aControl",2,4),s("aWidth",1,6),s("aEdgeType",1,7),s("aLoopbackRadius",1,8),s("aArrowSize",1,9),s("aArrowTip",2,10),s("aArrowDir",2,12),s("aColor",4,14),s("aShadowColor",4,18),s("aShadowSize",1,22),s("aShadowOffsetX",1,23),s("aShadowOffsetY",1,24),t.bindVertexArray(null)}_initLabelBuffers(){if(!this._labelProgram)throw new o("Label program not initialized.");const t=this._gl;this._labelVao=t.createVertexArray(),t.bindVertexArray(this._labelVao);const e=new Float32Array([-1,-1,1,-1,-1,1,1,1]),i=t.createBuffer();t.bindBuffer(t.ARRAY_BUFFER,i),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW);const n=t.getAttribLocation(this._labelProgram,"aQuadPosition");t.enableVertexAttribArray(n),t.vertexAttribPointer(n,2,t.FLOAT,!1,0,0),this._labelInstanceBuffer=t.createBuffer(),t.bindBuffer(t.ARRAY_BUFFER,this._labelInstanceBuffer);const s=(e,i,n)=>{const s=t.getAttribLocation(this._labelProgram,e);t.enableVertexAttribArray(s),t.vertexAttribPointer(s,i,t.FLOAT,!1,32,4*n),t.vertexAttribDivisor(s,1)};s("aLabelCenter",2,0),s("aLabelSize",2,2),s("aLabelUV0",2,4),s("aLabelUV1",2,6),t.bindVertexArray(null)}_resolveColor(t){if(!t)return[1,0,0,1];if(t instanceof U)return[t.rgb.r/255,t.rgb.g/255,t.rgb.b/255,1];const e=t.match(/^rgba?\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*([\d.]+))?\s*\)$/);if(e)return[parseInt(e[1])/255,parseInt(e[2])/255,parseInt(e[3])/255,void 0!==e[4]?parseFloat(e[4]):1];const i=new U(t);return[i.rgb.r/255,i.rgb.g/255,i.rgb.b/255,1]}_buildNodeColorCache(t){this._nodeColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._nodeColorCache.set(i.id,this._resolveColor(i.getColor()))}}_buildNodeBorderColorCache(t){this._nodeBorderColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._nodeBorderColorCache.set(i.id,this._resolveColor(i.getBorderColor()))}}_buildNodeShadowColorCache(t){this._nodeShadowColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e],n=i.getStyle().shadowColor;this._nodeShadowColorCache.set(i.id,n?this._resolveColor(n):[0,0,0,0])}}_buildEdgeColorCache(t){this._edgeColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e];this._edgeColorCache.set(i.id,this._resolveColor(i.getColor()))}}_buildEdgeShadowColorCache(t){this._edgeShadowColorCache.clear();for(let e=0;e<t.length;e++){const i=t[e],n=i.getStyle().shadowColor;this._edgeShadowColorCache.set(i.id,n?this._resolveColor(n):[0,0,0,0])}}get width(){return this._width}get height(){return this._height}get container(){return this._container}get canvas(){return this._canvas}get isInitiallyRendered(){return this._isInitiallyRendered}invalidateBuffers(){this._buffersAreCurrent=!1}invalidateStyles(){this._buffersAreCurrent=!1,this._isColorCacheDirty=!0}getRenderCacheStats(){return Object.assign({},this._bufferCacheStats)}getSettings(){return p(this._settings)}setSettings(t){this._settings=Object.assign(Object.assign({},this._settings),t)}render(t){var e,i,n,s,r;if(!this._nodeProgram||!this._edgeProgram||!this._labelProgram)throw new o("Shader programs not initialized.");this.emit(Bs.RENDER_START,void 0);const a=performance.now(),h=this._gl,l=this._container.getBoundingClientRect(),d=this._settings.devicePixelRatio||window.devicePixelRatio||1,u=Math.max(1,Math.round(l.width*d)),c=Math.max(1,Math.round(l.height*d));this._canvas.width===u&&this._canvas.height===c||(this._canvas.width=u,this._canvas.height=c,this._canvas.style.width=`${l.width}px`,this._canvas.style.height=`${l.height}px`),this._width=l.width,this._height=l.height,h.viewport(0,0,this._canvas.width,this._canvas.height),h.clearColor(0,0,0,0),h.clear(h.COLOR_BUFFER_BIT),h.enable(h.BLEND),h.blendFunc(h.SRC_ALPHA,h.ONE_MINUS_SRC_ALPHA);const _=t.getEdges(),f=25*_.length,g=null===this._edgeInstanceData||this._edgeInstanceData.length!==f;g&&(this._edgeInstanceData=new Float32Array(f));const p=this._edgeInstanceData,m=this._buffersAreCurrent&&!g;m?this._bufferCacheStats.hits++:this._bufferCacheStats.misses++;let v=null,y=null,x=null,b=null;if(!m){const e=t.getNodes();v=new Float64Array(e.length),y=new Float64Array(e.length),x=new Float64Array(e.length),b=new Map;for(let t=0;t<e.length;t++){const i=e[t],n=i.getCenter();v[t]=n.x,y[t]=n.y,x[t]=i.getDistanceToBorder(),b.set(i.id,t)}}if(m||_.length===this._lastEdgeCount&&!this._isColorCacheDirty||(this._buildEdgeColorCache(_),this._buildEdgeShadowColorCache(_),this._isColorCacheDirty=!1,this._lastEdgeCount=_.length),!m)for(let t=0;t<_.length;t++){const i=_[t],n=b.get(i.startNode.id),s=b.get(i.endNode.id);let o,r,a,h,l,d;if(void 0!==n)o=v[n],r=y[n],d=x[n];else{const t=i.startNode.getCenter();o=t.x,r=t.y,d=i.startNode.getDistanceToBorder()}if(void 0!==s)a=v[s],h=y[s],l=x[s];else{const t=i.endNode.getCenter();a=t.x,h=t.y,l=i.endNode.getDistanceToBorder()}const u=i.getStyle(),c=u.shadowSize||0,f=u.shadowOffsetX||0,g=u.shadowOffsetY||0,m=this._edgeShadowColorCache.get(i.id)||xo,S=25*t,w=i.getWidth(),T=i.isHovered()||i.isSelected()?this._resolveColor(i.getColor()):this._edgeColorCache.get(i.id)||bo;let E=0,P=0,A=0,C=0,M=0,N=0,D=0,I=0,L=0;if(i.isCurved()){E=1;const t=i.getCurvedControlPoint();P=t.x,A=t.y}else if(i.isLoopback()){E=2;const t=i.getCircularData();P=t.x,A=t.y,C=t.radius}const R=null!==(e=u.arrowSize)&&void 0!==e?e:1;if(R>0)if(M=1.5*R+3*(w||1),0===E){const t=a-o,e=h-r,i=Math.sqrt(t*t+e*e);i>0&&(I=t/i,L=e/i,N=a-I*l,D=h-L*l)}else if(1===E){let t=1,e=.5,i=1;for(let n=0;n<8;n++){const n=.5*(e+i),s=1-n,d=s*s*o+2*n*s*P+n*n*a,u=s*s*r+2*n*s*A+n*n*h,c=Math.sqrt(Math.pow(d-a,2)+Math.pow(u-h,2));if(Math.abs(c-l)<.1){t=n;break}c>l?e=n:i=n,t=n}const n=1-t;N=n*n*o+2*t*n*P+t*t*a,D=n*n*r+2*t*n*A+t*t*h;const s=2*n*(P-o)+2*t*(a-P),d=2*n*(A-r)+2*t*(h-A),u=Math.sqrt(s*s+d*d);u>0&&(I=s/u,L=d/u)}else{let t=.8,e=.6,i=1;for(let n=0;n<8;n++){const n=.5*(e+i),s=2*n*Math.PI,a=P+C*Math.cos(s),h=A-C*Math.sin(s),l=Math.sqrt(Math.pow(a-o,2)+Math.pow(h-r,2));if(Math.abs(l-d)<.1){t=n;break}l>d?i=n:e=n,t=n}const n=2*t*Math.PI;N=P+C*Math.cos(n),D=A-C*Math.sin(n);const s=-2*t*Math.PI+.45*Math.PI;I=Math.cos(s),L=Math.sin(s)}p[S]=o,p[S+1]=r,p[S+2]=a,p[S+3]=h,p[S+4]=P,p[S+5]=A,p[S+6]=w,p[S+7]=E,p[S+8]=C,p[S+9]=M,p[S+10]=N,p[S+11]=D,p[S+12]=I,p[S+13]=L,p[S+14]=T[0],p[S+15]=T[1],p[S+16]=T[2],p[S+17]=T[3],p[S+18]=m[0],p[S+19]=m[1],p[S+20]=m[2],p[S+21]=m[3],p[S+22]=c,p[S+23]=f,p[S+24]=g}h.useProgram(this._edgeProgram),this._setViewUniforms(this._edgeProgram),h.bindBuffer(h.ARRAY_BUFFER,this._edgeInstanceBuffer),m||(h.bufferData(h.ARRAY_BUFFER,p.byteLength,h.STREAM_DRAW),h.bufferSubData(h.ARRAY_BUFFER,0,p));const w=this.transform.k<=.2,T=h.getUniformLocation(this._edgeProgram,"uSimpleMode");if(h.uniform1i(T,w?1:0),h.bindVertexArray(this._edgeVao),this._timerExt&&this._timerEdgeQueries.length>0){const t=this._timerEdgeQueries[this._timerQueryIdx],e=this._pollTimerQuery(t);null!==e&&(this._lastEdgeGpuMs=e),h.beginQuery(this._timerExt.TIME_ELAPSED_EXT,t)}h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,_.length),this._timerExt&&this._timerEdgeQueries.length>0&&h.endQuery(this._timerExt.TIME_ELAPSED_EXT),h.bindVertexArray(null),w&&h.enable(h.BLEND),h.useProgram(this._nodeProgram),this._setViewUniforms(this._nodeProgram),this._imageAtlas&&(this._imageAtlas.uploadIfDirty(),this._imageAtlas.bind(0),h.uniform1i(h.getUniformLocation(this._nodeProgram,"uImageAtlas"),0));const E=t.getNodes(),P=this.transform.k,A=25*E.length,C=null===this._nodeInstanceData||this._nodeInstanceData.length!==A;C&&(this._nodeInstanceData=new Float32Array(A));const M=this._nodeInstanceData,N=m&&!C;if(N||E.length===this._lastNodeCount&&!this._isColorCacheDirty||(this._buildNodeColorCache(E),this._buildNodeBorderColorCache(E),this._buildNodeShadowColorCache(E),this._isColorCacheDirty=!1,this._lastNodeCount=E.length),!N)for(let t=0;t<E.length;t++){const e=E[t],s=e.getCenter(),o=e.getRadius(),r=e.getStyle(),a=r.shadowSize||0,h=r.shadowOffsetX||0,l=r.shadowOffsetY||0,d=this._nodeShadowColorCache.get(e.id)||xo,u=25*t;let c,_,f;e.isHovered()||e.isSelected()?(c=this._resolveColor(e.getColor()),_=this._resolveColor(e.getBorderColor()),f=e.getBorderWidth()):(c=this._nodeColorCache.get(e.id)||So,_=this._nodeBorderColorCache.get(e.id)||xo,f=e.getBorderWidth()),M[u]=s.x,M[u+1]=s.y,M[u+2]=o,M[u+3]=c[0],M[u+4]=c[1],M[u+5]=c[2],M[u+6]=c[3],M[u+7]=_[0],M[u+8]=_[1],M[u+9]=_[2],M[u+10]=_[3],M[u+11]=f,M[u+12]=d[0],M[u+13]=d[1],M[u+14]=d[2],M[u+15]=d[3],M[u+16]=a,M[u+17]=h,M[u+18]=l,M[u+19]=null!==(n=wo[null!==(i=r.shape)&&void 0!==i?i:S.CIRCLE])&&void 0!==n?n:0;let g=0,p=0,m=0,v=0,y=0;if(o*P>=4){const t=e.isSelected()&&r.imageUrlSelected||r.imageUrl;if(t&&this._imageAtlas){const e=this._imageAtlas.getOrCreate(t);e&&(g=e.u0,p=e.v0,m=e.u1,v=e.v1,y=e.aspect)}}M[u+20]=g,M[u+21]=p,M[u+22]=m,M[u+23]=v,M[u+24]=y}if(h.bindBuffer(h.ARRAY_BUFFER,this._nodeInstanceBuffer),N||(h.bufferData(h.ARRAY_BUFFER,M.byteLength,h.STREAM_DRAW),h.bufferSubData(h.ARRAY_BUFFER,0,M)),this._buffersAreCurrent=!0,h.bindVertexArray(this._nodeVao),this._timerExt&&this._timerNodeQueries.length>0){const t=this._timerNodeQueries[this._timerQueryIdx],e=this._pollTimerQuery(t);null!==e&&(this._lastNodeGpuMs=e),h.beginQuery(this._timerExt.TIME_ELAPSED_EXT,t)}if(h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,E.length),this._timerExt&&this._timerNodeQueries.length>0&&(h.endQuery(this._timerExt.TIME_ELAPSED_EXT),this._timerQueryIdx=(this._timerQueryIdx+1)%this._timerNodeQueries.length),h.bindVertexArray(null),this._labelProgram&&this._labelCache&&this._settings.labelsIsEnabled){const t=this._labelCache,e=t.rasterFontPx;let i=0;const n=E.length+_.length,o=new Float32Array(8*n);for(let n=0;n<E.length;n++){const r=E[n],a=r.getLabel();if(!a)continue;const h=r.getStyle(),l=h.fontSize||4;if(l*P<6)continue;const d=h.fontFamily||To,u=(null!==(s=h.fontColor)&&void 0!==s?s:Eo).toString(),c=h.fontBackgroundColor?h.fontBackgroundColor.toString():null,_=t.getOrCreate(a,l,d,u,c);if(!_)continue;const f=r.getCenter(),g=r.getBorderedRadius(),p=_.pxWidth/e*l,m=_.pxHeight/e*l,v=8*i;o[v]=f.x,o[v+1]=f.y+1.2*g+m/2,o[v+2]=p/2,o[v+3]=m/2,o[v+4]=_.u0,o[v+5]=_.v0,o[v+6]=_.u1,o[v+7]=_.v1,i++}for(let n=0;n<_.length;n++){const s=_[n],a=s.getLabel();if(!a)continue;const h=s.getStyle(),l=h.fontSize||4;if(l*P<6)continue;const d=h.fontFamily||To,u=(null!==(r=h.fontColor)&&void 0!==r?r:Eo).toString(),c=h.fontBackgroundColor?h.fontBackgroundColor.toString():null,f=t.getOrCreate(a,l,d,u,c);if(!f)continue;const g=s.getCenter(),p=f.pxWidth/e*l,m=f.pxHeight/e*l,v=8*i;o[v]=g.x,o[v+1]=g.y,o[v+2]=p/2,o[v+3]=m/2,o[v+4]=f.u0,o[v+5]=f.v0,o[v+6]=f.u1,o[v+7]=f.v1,i++}i>0&&(t.uploadIfDirty(),h.useProgram(this._labelProgram),this._setViewUniforms(this._labelProgram),t.bind(0),h.uniform1i(h.getUniformLocation(this._labelProgram,"uAtlas"),0),h.bindBuffer(h.ARRAY_BUFFER,this._labelInstanceBuffer),h.bufferData(h.ARRAY_BUFFER,o.subarray(0,8*i),h.DYNAMIC_DRAW),h.bindVertexArray(this._labelVao),h.drawArraysInstanced(h.TRIANGLE_STRIP,0,4,i),h.bindVertexArray(null))}this._isInitiallyRendered=!0,this.emit(Bs.RENDER_END,{durationMs:performance.now()-a})}reset(){this.transform=wn;const t=this._gl;t.clearColor(0,0,0,0),t.clear(t.COLOR_BUFFER_BIT)}getFitZoomTransform(t){const e=t.getBoundingBox(),i=e.x+e.width/2,n=e.y+e.height/2,s=this.getSimulationViewRectangle(),o=s.height/(e.height*(1+this._settings.fitZoomMargin)),r=s.width/(e.width*(1+this._settings.fitZoomMargin)),a=Math.min(o,r),h=this.transform.k,l=Math.max(Math.min(a*h,this._settings.maxZoom),this._settings.minZoom),d=s.width/2*h*(1-l)-i*l,u=s.height/2*h*(1-l)-n*l;return wn.translate(d,u).scale(l)}getSimulationPosition(t){const[e,i]=this.transform.invert([t.x,t.y]);return{x:e-this._width/2,y:i-this._height/2}}getSimulationViewRectangle(){const t=this.getSimulationPosition({x:0,y:0}),e=this.getSimulationPosition({x:this._width,y:this._height});return{x:t.x,y:t.y,width:e.x-t.x,height:e.y-t.y}}translateOriginToCenter(){this._isOriginCentered=!0}destroy(){var t,e;null===(t=this._dprObserveUnsubscribe)||void 0===t||t.call(this),this.removeAllListeners(),null===(e=this._gl.getExtension("WEBGL_lose_context"))||void 0===e||e.loseContext(),this._canvas.remove()}_setViewUniforms(t){const e=this._gl,i=this._isOriginCentered?this._width/2:0,n=this._isOriginCentered?this._height/2:0;e.uniform2f(e.getUniformLocation(t,"uResolution"),this._width,this._height),e.uniform2f(e.getUniformLocation(t,"uTranslation"),this.transform.x,this.transform.y),e.uniform1f(e.getUniformLocation(t,"uScale"),this.transform.k),e.uniform2f(e.getUniformLocation(t,"uOriginOffset"),i,n)}}class Ao{static getRenderer(t,e=ks.CANVAS,i){return e===ks.WEBGL?new Po(t,i):new co(t,i)}}const Co=t=>isFinite(t)?""+Math.round(1e3*t)/1e3:"0",Mo=t=>t.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&apos;"),No=(t,e,i)=>{const n=Object.keys(e).filter(t=>{const i=e[t];return null!=i&&""!==i}).map(t=>{const i=e[t];return`${t}="${"number"==typeof i?Co(i):Mo(String(i))}"`}).join(" "),s=n?`${t} ${n}`:t;return void 0===i?`<${s}/>`:`<${s}>${i}</${t}>`},Do=t=>t.map(t=>`${Co(t.x)},${Co(t.y)}`).join(" "),Io=t=>({tag:"polygon",attributes:{points:Do(t)}}),Lo=(t,e)=>{var i,n;if(null==t||""==`${t}`)return"";const s=new js(t,{position:e.position,textBaseline:e.textBaseline,properties:e.properties});if(!s.textLines.length||s.fontSize<=0)return"";const o=null!==(i=e.properties.fontFamily)&&void 0!==i?i:"Roboto, sans-serif",r=(null!==(n=e.properties.fontColor)&&void 0!==n?n:"#000000").toString(),a=1.2*s.fontSize,h=e.textBaseline===Fs.MIDDLE?"middle":"text-before-edge",l=Ro(s,a),d=s.textLines.map((t,e)=>No("tspan",{x:s.position.x,dy:0===e?0:a},Mo(t))).join("");return`${l}${No("text",{x:s.position.x,y:s.position.y,"font-size":s.fontSize,"font-family":o,fill:r,"text-anchor":"middle","dominant-baseline":h},d)}`},Ro=(t,e)=>{const i=t.properties.fontBackgroundColor;if(!i)return"";const n=.12*t.fontSize,s=t.fontSize+2*n,o=t.textBaseline===Fs.MIDDLE?t.fontSize/2:0,r=i.toString();return t.textLines.map((i,a)=>{const h=i.length*t.fontSize*.6+2*n;return No("rect",{x:t.position.x-h/2,y:t.position.y-o-n+a*e,width:h,height:s,fill:r})}).join("")},Oo=t=>{if("undefined"!=typeof document)try{const e=document.createElement("canvas");e.width=t.naturalWidth||t.width,e.height=t.naturalHeight||t.height;const i=e.getContext("2d");if(!i)return;return i.drawImage(t,0,0),e.toDataURL()}catch(t){return}},ko=t=>{var e,i,n;return t.shadowColor?{color:t.shadowColor,size:null!==(e=t.shadowSize)&&void 0!==e?e:0,offsetX:null!==(i=t.shadowOffsetX)&&void 0!==i?i:0,offsetY:null!==(n=t.shadowOffsetY)&&void 0!==n?n:0}:null},Bo=(t,e)=>{const{color:i,opacity:n}=Uo(e.color.toString()),s=Math.max(.5*e.size,0),o=`shadow:${i}:${n}:${s}:${e.offsetX}:${e.offsetY}`;return t.add(o,o=>zo(o,i,n,s,e.offsetX,e.offsetY,t.filterRegion))},zo=(t,e,i,n,s,o,r)=>{const a=r?`filterUnits="userSpaceOnUse" x="${Co(r.x)}" y="${Co(r.y)}" width="${Co(r.width)}" height="${Co(r.height)}"`:'filterUnits="objectBoundingBox" x="-50%" y="-50%" width="200%" height="200%"';return`<filter id="${Mo(t)}" ${a}><feGaussianBlur in="SourceAlpha" stdDeviation="${Co(n)}"/><feOffset dx="${Co(s)}" dy="${Co(o)}" result="offsetBlur"/><feFlood flood-color="${Mo(e)}" flood-opacity="${Co(i)}"/><feComposite in2="offsetBlur" operator="in"/><feMerge><feMergeNode/><feMergeNode in="SourceGraphic"/></feMerge></filter>`},Uo=t=>{const e=t.match(/^rgba\(\s*([\d.]+)\s*,\s*([\d.]+)\s*,\s*([\d.]+)\s*,\s*([\d.]+)\s*\)$/i);if(e)return{color:`rgb(${e[1]}, ${e[2]}, ${e[3]})`,opacity:Fo(Number(e[4]))};const i=t.match(/^#([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})$/i);if(i)return{color:`#${i[1]}${i[2]}${i[3]}`,opacity:parseInt(i[4],16)/255};const n=t.match(/^#([0-9a-f])([0-9a-f])([0-9a-f])([0-9a-f])$/i);return n?{color:`#${n[1]}${n[2]}${n[3]}`,opacity:parseInt(n[4],16)/15}:{color:t,opacity:1}},Fo=t=>isFinite(t)?Math.min(Math.max(t,0),1):1,jo=(t,e,i)=>{var n,s,o,r,a,h;const l=null===(n=null==i?void 0:i.isLabelEnabled)||void 0===n||n,d=null===(s=null==i?void 0:i.isShadowEnabled)||void 0===s||s,u=null===(o=null==i?void 0:i.isImageEnabled)||void 0===o||o,c=t.getCenter(),_=t.getRadius();if(_<=0)return"";const f=((t,e,i,n)=>{switch(t){case S.SQUARE:return{tag:"rect",attributes:{x:e-n,y:i-n,width:2*n,height:2*n}};case S.DIAMOND:return Io([{x:e,y:i+n},{x:e+n,y:i},{x:e,y:i-n},{x:e-n,y:i}]);case S.TRIANGLE:return Io(((t,e,i)=>{e+=.275*(i*=1.15);const n=2*i,s=Math.sqrt(3)*n/6;return[{x:t,y:e-(Math.sqrt(n*n-i*i)-s)},{x:t+i,y:e+s},{x:t-i,y:e+s}]})(e,i,n));case S.TRIANGLE_DOWN:return Io(((t,e,i)=>{e-=.275*(i*=1.15);const n=2*i,s=Math.sqrt(3)*n/6;return[{x:t,y:e+(Math.sqrt(n*n-i*i)-s)},{x:t+i,y:e-s},{x:t-i,y:e-s}]})(e,i,n));case S.STAR:return Io(((t,e,i)=>{e+=.1*(i*=.82);const n=[];for(let s=0;s<10;s++){const o=i*(s%2==0?1.3:.5);n.push({x:t+o*Math.sin(2*s*Math.PI/10),y:e-o*Math.cos(2*s*Math.PI/10)})}return n})(e,i,n));case S.HEXAGON:return Io(((t,e,i,n)=>{const s=[],o=2*Math.PI/n;for(let r=0;r<n;r++)s.push({x:t+i*Math.cos(o*r),y:e+i*Math.sin(o*r)});return s})(e,i,n,6));default:return{tag:"circle",attributes:{cx:e,cy:i,r:n}}}})(t.getStyle().shape,c.x,c.y,_),g=(null!==(r=t.getColor())&&void 0!==r?r:"#000000").toString(),p=t.hasBorder(),m={};p&&(m.stroke=null!==(h=null===(a=t.getBorderColor())||void 0===a?void 0:a.toString())&&void 0!==h?h:"#000000",m["stroke-width"]=t.getBorderWidth());const v=u?((t,e,i)=>{const n=t.getBackgroundImage();if(!n||!n.width||!n.height)return"";const s=((t,e)=>{var i,n;const s=Oo(e);if(s)return s;const o=t.getStyle();return t.isSelected()&&o.imageUrlSelected?o.imageUrlSelected:null!==(n=null!==(i=o.imageUrl)&&void 0!==i?i:e.src)&&void 0!==n?n:void 0})(t,n);if(!s)return"";const o=t.getCenter(),r=t.getRadius(),a=Object.keys(i.attributes).map(t=>`${t}=${i.attributes[t]}`).join(","),h=e.add(`clip:${i.tag}:${a}`,t=>No("clipPath",{id:t},No(i.tag,i.attributes)));return No("image",{href:s,"xlink:href":s,x:o.x-r,y:o.y-r,width:2*r,height:2*r,preserveAspectRatio:"xMidYMid slice","clip-path":`url(#${h})`})})(t,e,f):"",y=d&&t.hasShadow()?ko(t.getStyle()):null;let x;if(v||y){let t=`${No(f.tag,Object.assign(Object.assign({},f.attributes),{fill:g}))}${v}`;y&&(t=No("g",{filter:`url(#${Bo(e,y)})`},t)),x=`${t}${p?No(f.tag,Object.assign(Object.assign(Object.assign({},f.attributes),{fill:"none"}),m)):""}`}else x=No(f.tag,Object.assign(Object.assign(Object.assign({},f.attributes),{fill:g}),m));const b=l?Wo(t):"";return No("g",{},`${x}${b}`)},Wo=t=>{const e=t.getLabel();if(!e)return"";const i=t.getCenter(),n=1.2*t.getBorderedRadius(),s=t.getStyle();return Lo(e,{position:{x:i.x,y:i.y+n},textBaseline:Fs.TOP,properties:{fontBackgroundColor:s.fontBackgroundColor,fontColor:s.fontColor,fontFamily:s.fontFamily,fontSize:s.fontSize}})},Zo=[{x:0,y:0},{x:-1,y:.4},{x:-1,y:-.4}],Go=(t,e,i)=>{var n,s,o;const r=t.getWidth();if(!r)return"";const a=null===(n=null==i?void 0:i.isLabelEnabled)||void 0===n||n,h=null===(s=null==i?void 0:i.isShadowEnabled)||void 0===s||s,l=(null!==(o=t.getColor())&&void 0!==o?o:"#000000").toString(),d=Xo(t,l),u=Ho(t,r,l),c=h&&t.hasShadow()?ko(t.getStyle()):null;let _=`${d}${u}`;c&&(_=No("g",{filter:`url(#${Bo(e,c)})`},_));const f=a?Yo(t):"";return No("g",{},`${_}${f}`)},Ho=(t,e,i)=>{const n=t.getLineDashPattern(),s={stroke:i,"stroke-width":e,fill:"none","stroke-dasharray":n?n.join(" "):void 0};if(t instanceof O){const e=t.startNode.getCenter(),i=t.endNode.getCenter(),n=`M ${Co(e.x)} ${Co(e.y)} L ${Co(i.x)} ${Co(i.y)}`;return No("path",Object.assign({d:n},s))}if(t instanceof k){const e=t.startNode.getCenter(),i=t.endNode.getCenter(),n=t.getCurvedControlPoint(),o=`M ${Co(e.x)} ${Co(e.y)} Q ${Co(n.x)} ${Co(n.y)} ${Co(i.x)} ${Co(i.y)}`;return No("path",Object.assign({d:o},s))}if(t instanceof B){const{x:e,y:i,radius:n}=t.getCircularData();return No("circle",Object.assign({cx:e,cy:i,r:n},s))}return""},Xo=(t,e)=>{if(0===t.getStyle().arrowSize)return"";const i=qo(t);if(!i)return"";const n=Vo(Zo,i).map(t=>`${Co(t.x)},${Co(t.y)}`).join(" ");return No("polygon",{points:n,fill:e})},qo=t=>t instanceof O?Js(t):t instanceof k?qs(t):t instanceof B?$s(t):null,Vo=(t,e)=>t.map(t=>{const i=t.x*Math.cos(e.angle)-t.y*Math.sin(e.angle),n=t.x*Math.sin(e.angle)+t.y*Math.cos(e.angle);return{x:e.point.x+e.length*i,y:e.point.y+e.length*n}}),Yo=t=>{const e=t.getLabel();if(!e)return"";const i=t.getStyle();return Lo(e,{position:t.getCenter(),textBaseline:Fs.MIDDLE,properties:{fontBackgroundColor:i.fontBackgroundColor,fontColor:i.fontColor,fontFamily:i.fontFamily,fontSize:i.fontSize}})};class $o{constructor(t){this.filterRegion=t,this._idBySignature=new Map,this._entries=[],this._counter=0}add(t,e){const i=this._idBySignature.get(t);if(void 0!==i)return i;const n=`orb-def-${this._counter}`;return this._counter+=1,this._idBySignature.set(t,n),this._entries.push(e(n)),n}toSVG(){return this._entries.length?`<defs>${this._entries.join("")}</defs>`:""}}const Ko=(t,e={})=>{var i,n,s,o;const r=null!==(i=e.padding)&&void 0!==i?i:20,a=null===(n=e.isLabelEnabled)||void 0===n||n,h=null===(s=e.isShadowEnabled)||void 0===s||s,l=null===(o=e.isImageEnabled)||void 0===o||o,d=t.getNodes(),u=t.getEdges(),c=Qo(d,u,a,h),_=c.x-r,f=c.y-r,g=Math.max(c.width+2*r,1),p=Math.max(c.height+2*r,1),m=new $o({x:_,y:f,width:g,height:p}),v=[];e.backgroundColor&&v.push(No("rect",{x:_,y:f,width:g,height:p,fill:e.backgroundColor.toString()}));for(let t=0;t<u.length;t++)v.push(Go(u[t],m,{isLabelEnabled:a,isShadowEnabled:h}));for(let t=0;t<d.length;t++)v.push(jo(d[t],m,{isLabelEnabled:a,isShadowEnabled:h,isImageEnabled:l}));const y=`${Co(_)} ${Co(f)} ${Co(g)} ${Co(p)}`;return No("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:xlink":"http://www.w3.org/1999/xlink",viewBox:y,width:g,height:p},`${m.toSVG()}${v.join("")}`)},Qo=(t,e,i,n)=>{const s={minX:1/0,minY:1/0,maxX:-1/0,maxY:-1/0};for(let e=0;e<t.length;e++)er(s,t[e],i,n);for(let t=0;t<e.length;t++)ir(s,e[t],i,n);return isFinite(s.minX)?{x:s.minX,y:s.minY,width:s.maxX-s.minX,height:s.maxY-s.minY}:{x:0,y:0,width:0,height:0}},Jo=(t,e,i)=>{e<t.minX&&(t.minX=e),i<t.minY&&(t.minY=i),e>t.maxX&&(t.maxX=e),i>t.maxY&&(t.maxY=i)},tr=(t,e,i,n,s)=>{Jo(t,e-n,i-s),Jo(t,e+n,i+s)},er=(t,e,i,n)=>{var s;if(e.getRadius()<=0)return;const o=e.getCenter(),r=e.getBorderedRadius(),a=n?sr(e.hasShadow(),e.getStyle()):0;if(tr(t,o.x,o.y,r+a,r+a),i&&e.getLabel()){const i=e.getStyle(),n=o.y+1.2*e.getBorderedRadius();nr(t,e.getLabel(),o.x,n,null!==(s=i.fontSize)&&void 0!==s?s:4,!1)}},ir=(t,e,i,n)=>{var s;if(!e.getWidth())return;const o=e.getStyle(),r=n?sr(e.hasShadow(),o):0;if(e instanceof B){const i=e.getCircularData();tr(t,i.x,i.y,i.radius+r,i.radius+r)}else if(e instanceof k){const i=e.getCurvedControlPoint();tr(t,i.x,i.y,r,r)}if(i&&e.getLabel()){const i=e.getCenter();nr(t,e.getLabel(),i.x,i.y,null!==(s=o.fontSize)&&void 0!==s?s:4,!0)}},nr=(t,e,i,n,s,o)=>{if(s<=0)return;const r=`${e}`.split("\n"),a=.12*s,h=r.reduce((t,e)=>Math.max(t,e.trim().length),0)*s*.6+2*a,l=r.length*s*1.2+2*a,d=o?n-l/2:n;Jo(t,i-h/2,d),Jo(t,i+h/2,d+l)},sr=(t,e)=>{var i,n,s;return t&&e.shadowColor?(null!==(i=e.shadowSize)&&void 0!==i?i:0)+Math.max(Math.abs(null!==(n=e.shadowOffsetX)&&void 0!==n?n:0),Math.abs(null!==(s=e.shadowOffsetY)&&void 0!==s?s:0)):0};class or{constructor(t){this._graph=t}selectNodeById(t,e){const i=this._graph.getNodeById(t);return!!i&&(ws(i,e),!0)}selectEdgeById(t,e){const i=this._graph.getEdgeById(t);return!!i&&(Ts(i,e),!0)}unselectNodeById(t,e){const i=this._graph.getNodeById(t);return!!i&&(Es(i,e),!0)}unselectEdgeById(t,e){const i=this._graph.getEdgeById(t);return!!i&&(Ps(i,e),!0)}unselectAll(){const{changedCount:t}=Ms(this._graph);return t}hoverNodeById(t){const e=this._graph.getNodeById(t);return!!e&&(Ns(e),!0)}hoverEdgeById(t){const e=this._graph.getEdgeById(t);return!!e&&((t=>{Ls(t,r.HOVERED)})(e),!0)}unhoverAll(){const{changedCount:t}=Ds(this._graph);return t}}class rr{constructor(t,i){var n,o,r,a,h,l,d;this._simulatorUsesGPU=!1,this._simulationStartedAt=Date.now(),this._assignPositions=t=>{if(this._settings.getPosition)for(let e=0;e<t.length;e++){const i=this._settings.getPosition(t[e]);i&&t[e].setPosition(Object.assign({id:t[e].getId()},i),{isNotifySkipped:!0})}},this.dragSubject=t=>{var e;const i=this.getCanvasMousePosition(t.sourceEvent),n=null===(e=this._renderer)||void 0===e?void 0:e.getSimulationPosition(i);return this._graph.getNearestNode(n)},this.dragStarted=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);this._events.emit(e.NODE_DRAG_START,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i}),this._dragStartPosition=i},this.dragged=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);In(this._dragStartPosition,i)||(this._dragStartPosition=void 0),this._simulator.dragNode(t.subject.getId(),n),this._events.emit(e.NODE_DRAG,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i})},this.dragEnded=t=>{if(!this._settings.interaction.isDragEnabled)return;const i=this.getCanvasMousePosition(t.sourceEvent),n=this._renderer.getSimulationPosition(i);In(this._dragStartPosition,i)||this._simulator.endDragNode(t.subject.getId()),this._events.emit(e.NODE_DRAG_END,{node:t.subject,event:t.sourceEvent,localPoint:n,globalPoint:i})},this.zoomed=t=>{this._settings.interaction.isZoomEnabled&&(this._renderer.transform=t.transform,setTimeout(()=>{this.render(),this._events.emit(e.TRANSFORM,{transform:t.transform})},1))},this.mouseMoved=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),s=this._strategy.onMouseMove(this._graph,n),o=s.changedSubject;o&&s.isStateChanged&&(T(o)&&this._events.emit(e.NODE_HOVER,{node:o,event:t,localPoint:n,globalPoint:i}),I(o)&&this._events.emit(e.EDGE_HOVER,{edge:o,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_MOVE,{subject:o,event:t,localPoint:n,globalPoint:i}),s.isStateChanged&&(this._invalidateStyles(),this.render())},this.mouseClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),s=this._strategy.onMouseClick(this._graph,n,{isAppend:t.shiftKey}),o=s.changedSubject;o&&(T(o)&&this._events.emit(e.NODE_CLICK,{node:o,event:t,localPoint:n,globalPoint:i}),I(o)&&this._events.emit(e.EDGE_CLICK,{edge:o,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_CLICK,{subject:o,event:t,localPoint:n,globalPoint:i}),(s.isStateChanged||s.changedSubject)&&(this._invalidateStyles(),this.render())},this.mouseRightClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),s=this._strategy.onMouseRightClick(this._graph,n),o=s.changedSubject;o&&(T(o)&&this._events.emit(e.NODE_RIGHT_CLICK,{node:o,event:t,localPoint:n,globalPoint:i}),I(o)&&this._events.emit(e.EDGE_RIGHT_CLICK,{edge:o,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_RIGHT_CLICK,{subject:o,event:t,localPoint:n,globalPoint:i}),(s.isStateChanged||s.changedSubject)&&(this._invalidateStyles(),this.render())},this.mouseDoubleClicked=t=>{const i=this.getCanvasMousePosition(t),n=this._renderer.getSimulationPosition(i),s=this._strategy.onMouseDoubleClick(this._graph,n),o=s.changedSubject;o&&(T(o)&&this._events.emit(e.NODE_DOUBLE_CLICK,{node:o,event:t,localPoint:n,globalPoint:i}),I(o)&&this._events.emit(e.EDGE_DOUBLE_CLICK,{edge:o,event:t,localPoint:n,globalPoint:i})),this._events.emit(e.MOUSE_DOUBLE_CLICK,{subject:o,event:t,localPoint:n,globalPoint:i}),(s.isStateChanged||s.changedSubject)&&(this._invalidateStyles(),this.render())},this.zoomIn=t=>{ue(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Ee).call(this._d3Zoom.scaleBy,1.2).on("end",()=>this.render(t))},this.zoomOut=t=>{ue(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Ee).call(this._d3Zoom.scaleBy,.8).on("end",()=>this.render(t))},this._invalidateStyles=()=>{var t,e;null===(e=(t=this._renderer).invalidateStyles)||void 0===e||e.call(t)},this._update=t=>{t&&"x"in t&&"y"in t&&"id"in t&&this._simulator.patchData({nodes:[{x:t.x,y:t.y,sx:t.x,sy:t.y,fx:t.x,fy:t.y,id:t.id}],edges:[]}),this._invalidateStyles(),this.render()},this._initializeSimulationEvents=()=>{this._simulator.on(Ln.SIMULATION_START,()=>{this._simulationStartedAt=Date.now(),this._events.emit(e.SIMULATION_START,void 0)});const t=()=>{var t,e;return null===(e=(t=this._renderer).invalidateBuffers)||void 0===e?void 0:e.call(t)};this._simulator.on(Ln.SIMULATION_PROGRESS,i=>{this._graph.setNodePositions(i.nodes),t(),this._events.emit(e.SIMULATION_STEP,{progress:i.progress}),this.render()}),this._simulator.on(Ln.SIMULATION_END,i=>{this._graph.setNodePositions(i.nodes),t(),this.render(),this._events.emit(e.SIMULATION_END,{durationMs:Date.now()-this._simulationStartedAt})}),this._simulator.on(Ln.SIMULATION_STEP,e=>{this._graph.setNodePositions(e.nodes),t(),this.render()}),this._simulator.on(Ln.NODE_DRAG,e=>{this._graph.setNodePositions(e.nodes),t(),this.render()}),this._simulator.on(Ln.SETTINGS_UPDATE,t=>{var e;this._settings.layout.options=null===(e=t.settings)||void 0===e?void 0:e.options})},this._container=t,this._settings=Object.assign(Object.assign({getPosition:null==i?void 0:i.getPosition,zoomFitTransitionMs:200,isOutOfBoundsDragEnabled:!1,areCoordinatesRounded:!0},i),{layout:Object.assign({type:"force"},null!==(n=null==i?void 0:i.layout)&&void 0!==n?n:es),render:Object.assign({},null==i?void 0:i.render),strategy:Object.assign({isDefaultHoverEnabled:!0,isDefaultSelectEnabled:!0,isDefaultMultiSelectEnabled:!1,isDefaultSelectCascadeEnabled:!0},null==i?void 0:i.strategy),interaction:Object.assign({isDragEnabled:!0,isZoomEnabled:!0},null==i?void 0:i.interaction)}),this._graph=new Ss(void 0,{onLoadedImages:()=>{this._renderer.isInitiallyRendered&&this.render()},listeners:[this._update]}),this._graph.setDefaultStyle(H()),this._events=new s,this._interaction=new or(this._graph),this._strategy=new Os({isDefaultSelectEnabled:null!==(o=this._settings.strategy.isDefaultSelectEnabled)&&void 0!==o&&o,isDefaultHoverEnabled:null!==(r=this._settings.strategy.isDefaultHoverEnabled)&&void 0!==r&&r,isDefaultMultiSelectEnabled:null===(a=this._settings.strategy.isDefaultMultiSelectEnabled)||void 0===a||a,isDefaultSelectCascadeEnabled:null===(h=this._settings.strategy.isDefaultSelectCascadeEnabled)||void 0===h||h}),this._rendererType=null!==(d=null===(l=null==i?void 0:i.render)||void 0===l?void 0:l.type)&&void 0!==d?d:ks.CANVAS,this._initRenderer(this._rendererType),this._simulator=vs.getSimulator(this._settings.layout),this._simulatorUsesGPU=rr._needsGPU(this._settings.layout),this._initializeSimulationEvents(),this._graph.setSettings({onSetupData:()=>{this._assignPositions(this._graph.getNodes());const t=this._graph.getNodePositions(),e=this._graph.getEdgePositions();this._simulator.setupData({nodes:t,edges:e})},onMergeData:t=>{var e,i;const n=new Set(null===(e=t.nodes)||void 0===e?void 0:e.map(t=>t.id)),s=t=>n.has(t.getId()),o=new Set(null===(i=t.edges)||void 0===i?void 0:i.map(t=>t.id));this._assignPositions(this._graph.getNodes(s));const r=this._graph.getNodePositions(s),a=this._graph.getEdgePositions(t=>o.has(t.getId()));this._simulator.mergeData({nodes:r,edges:a})},onRemoveData:t=>{this._simulator.deleteData(t)}})}_initRenderer(t){try{this._renderer=Ao.getRenderer(this._container,t,this._settings.render)}catch(t){throw this._container.textContent=t.message,t}this._renderer.on(Bs.RENDER_START,()=>{this._events.emit(e.RENDER_START,void 0)}),this._renderer.on(Bs.RENDER_END,t=>{this._events.emit(e.RENDER_END,t)}),this._renderer.on(Bs.RESIZE,()=>{this._renderer.isInitiallyRendered&&this._renderer.render(this._graph)}),this._renderer.translateOriginToCenter(),this._settings.render=this._renderer.getSettings(),this._d3Zoom=function(){var t,e,i,n=Pn,s=An,o=Dn,r=Mn,a=Nn,h=[0,1/0],l=[[-1/0,-1/0],[1/0,1/0]],d=250,u=Ae,c=Q("start","zoom","end"),_=0,f=10;function g(t){t.property("__zoom",Cn).on("wheel.zoom",S,{passive:!1}).on("mousedown.zoom",w).on("dblclick.zoom",T).filter(a).on("touchstart.zoom",E).on("touchmove.zoom",P).on("touchend.zoom touchcancel.zoom",A).style("-webkit-tap-highlight-color","rgba(0,0,0,0)")}function p(t,e){return(e=Math.max(h[0],Math.min(h[1],e)))===t.k?t:new Sn(e,t.x,t.y)}function m(t,e,i){var n=e[0]-i[0]*t.k,s=e[1]-i[1]*t.k;return n===t.x&&s===t.y?t:new Sn(t.k,n,s)}function v(t){return[(+t[0][0]+ +t[1][0])/2,(+t[0][1]+ +t[1][1])/2]}function y(t,e,i,n){t.on("start.zoom",function(){x(this,arguments).event(n).start()}).on("interrupt.zoom end.zoom",function(){x(this,arguments).event(n).end()}).tween("zoom",function(){var t=this,o=arguments,r=x(t,o).event(n),a=s.apply(t,o),h=null==i?v(a):"function"==typeof i?i.apply(t,o):i,l=Math.max(a[1][0]-a[0][0],a[1][1]-a[0][1]),d=t.__zoom,c="function"==typeof e?e.apply(t,o):e,_=u(d.invert(h).concat(l/d.k),c.invert(h).concat(l/c.k));return function(t){if(1===t)t=c;else{var e=_(t),i=l/e[2];t=new Sn(i,h[0]-e[0]*i,h[1]-e[1]*i)}r.zoom(null,t)}})}function x(t,e,i){return!i&&t.__zooming||new b(t,e)}function b(t,e){this.that=t,this.args=e,this.active=0,this.sourceEvent=null,this.extent=s.apply(t,e),this.taps=0}function S(t,...e){if(n.apply(this,arguments)){var i=x(this,e).event(t),s=this.__zoom,a=Math.max(h[0],Math.min(h[1],s.k*Math.pow(2,r.apply(this,arguments)))),d=ce(t);if(i.wheel)i.mouse[0][0]===d[0]&&i.mouse[0][1]===d[1]||(i.mouse[1]=s.invert(i.mouse[0]=d)),clearTimeout(i.wheel);else{if(s.k===a)return;i.mouse=[d,s.invert(d)],Qe(this),i.start()}En(t),i.wheel=setTimeout(function(){i.wheel=null,i.end()},150),i.zoom("mouse",o(m(p(s,a),i.mouse[0],i.mouse[1]),i.extent,l))}}function w(t,...e){if(!i&&n.apply(this,arguments)){var s=t.currentTarget,r=x(this,e,!0).event(t),a=ue(t.view).on("mousemove.zoom",function(t){if(En(t),!r.moved){var e=t.clientX-d,i=t.clientY-u;r.moved=e*e+i*i>_}r.event(t).zoom("mouse",o(m(r.that.__zoom,r.mouse[0]=ce(t,s),r.mouse[1]),r.extent,l))},!0).on("mouseup.zoom",function(t){a.on("mousemove.zoom mouseup.zoom",null),ve(t.view,r.moved),En(t),r.event(t).end()},!0),h=ce(t,s),d=t.clientX,u=t.clientY;me(t.view),Tn(t),r.mouse=[h,this.__zoom.invert(h)],Qe(this),r.start()}}function T(t,...e){if(n.apply(this,arguments)){var i=this.__zoom,r=ce(t.changedTouches?t.changedTouches[0]:t,this),a=i.invert(r),h=i.k*(t.shiftKey?.5:2),u=o(m(p(i,h),r,a),s.apply(this,e),l);En(t),d>0?ue(this).transition().duration(d).call(y,u,r,t):ue(this).call(g.transform,u,r,t)}}function E(i,...s){if(n.apply(this,arguments)){var o,r,a,h,l=i.touches,d=l.length,u=x(this,s,i.changedTouches.length===d).event(i);for(Tn(i),r=0;r<d;++r)h=[h=ce(a=l[r],this),this.__zoom.invert(h),a.identifier],u.touch0?u.touch1||u.touch0[2]===h[2]||(u.touch1=h,u.taps=0):(u.touch0=h,o=!0,u.taps=1+!!t);t&&(t=clearTimeout(t)),o&&(u.taps<2&&(e=h[0],t=setTimeout(function(){t=null},500)),Qe(this),u.start())}}function P(t,...e){if(this.__zooming){var i,n,s,r,a=x(this,e).event(t),h=t.changedTouches,d=h.length;for(En(t),i=0;i<d;++i)s=ce(n=h[i],this),a.touch0&&a.touch0[2]===n.identifier?a.touch0[0]=s:a.touch1&&a.touch1[2]===n.identifier&&(a.touch1[0]=s);if(n=a.that.__zoom,a.touch1){var u=a.touch0[0],c=a.touch0[1],_=a.touch1[0],f=a.touch1[1],g=(g=_[0]-u[0])*g+(g=_[1]-u[1])*g,v=(v=f[0]-c[0])*v+(v=f[1]-c[1])*v;n=p(n,Math.sqrt(g/v)),s=[(u[0]+_[0])/2,(u[1]+_[1])/2],r=[(c[0]+f[0])/2,(c[1]+f[1])/2]}else{if(!a.touch0)return;s=a.touch0[0],r=a.touch0[1]}a.zoom("touch",o(m(n,s,r),a.extent,l))}}function A(t,...n){if(this.__zooming){var s,o,r=x(this,n).event(t),a=t.changedTouches,h=a.length;for(Tn(t),i&&clearTimeout(i),i=setTimeout(function(){i=null},500),s=0;s<h;++s)o=a[s],r.touch0&&r.touch0[2]===o.identifier?delete r.touch0:r.touch1&&r.touch1[2]===o.identifier&&delete r.touch1;if(r.touch1&&!r.touch0&&(r.touch0=r.touch1,delete r.touch1),r.touch0)r.touch0[1]=this.__zoom.invert(r.touch0[0]);else if(r.end(),2===r.taps&&(o=ce(o,this),Math.hypot(e[0]-o[0],e[1]-o[1])<f)){var l=ue(this).on("dblclick.zoom");l&&l.apply(this,arguments)}}}return g.transform=function(t,e,i,n){var s=t.selection?t.selection():t;s.property("__zoom",Cn),t!==s?y(t,e,i,n):s.interrupt().each(function(){x(this,arguments).event(n).start().zoom(null,"function"==typeof e?e.apply(this,arguments):e).end()})},g.scaleBy=function(t,e,i,n){g.scaleTo(t,function(){return this.__zoom.k*("function"==typeof e?e.apply(this,arguments):e)},i,n)},g.scaleTo=function(t,e,i,n){g.transform(t,function(){var t=s.apply(this,arguments),n=this.__zoom,r=null==i?v(t):"function"==typeof i?i.apply(this,arguments):i,a=n.invert(r),h="function"==typeof e?e.apply(this,arguments):e;return o(m(p(n,h),r,a),t,l)},i,n)},g.translateBy=function(t,e,i,n){g.transform(t,function(){return o(this.__zoom.translate("function"==typeof e?e.apply(this,arguments):e,"function"==typeof i?i.apply(this,arguments):i),s.apply(this,arguments),l)},null,n)},g.translateTo=function(t,e,i,n,r){g.transform(t,function(){var t=s.apply(this,arguments),r=this.__zoom,a=null==n?v(t):"function"==typeof n?n.apply(this,arguments):n;return o(wn.translate(a[0],a[1]).scale(r.k).translate("function"==typeof e?-e.apply(this,arguments):-e,"function"==typeof i?-i.apply(this,arguments):-i),t,l)},n,r)},b.prototype={event:function(t){return t&&(this.sourceEvent=t),this},start:function(){return 1===++this.active&&(this.that.__zooming=this,this.emit("start")),this},zoom:function(t,e){return this.mouse&&"mouse"!==t&&(this.mouse[1]=e.invert(this.mouse[0])),this.touch0&&"touch"!==t&&(this.touch0[1]=e.invert(this.touch0[0])),this.touch1&&"touch"!==t&&(this.touch1[1]=e.invert(this.touch1[0])),this.that.__zoom=e,this.emit("zoom"),this},end:function(){return 0===--this.active&&(delete this.that.__zooming,this.emit("end")),this},emit:function(t){var e=ue(this.that).datum();c.call(t,this.that,new bn(t,{sourceEvent:this.sourceEvent,target:g,type:t,transform:this.that.__zoom,dispatch:c}),e)}},g.wheelDelta=function(t){return arguments.length?(r="function"==typeof t?t:xn(+t),g):r},g.filter=function(t){return arguments.length?(n="function"==typeof t?t:xn(!!t),g):n},g.touchable=function(t){return arguments.length?(a="function"==typeof t?t:xn(!!t),g):a},g.extent=function(t){return arguments.length?(s="function"==typeof t?t:xn([[+t[0][0],+t[0][1]],[+t[1][0],+t[1][1]]]),g):s},g.scaleExtent=function(t){return arguments.length?(h[0]=+t[0],h[1]=+t[1],g):[h[0],h[1]]},g.translateExtent=function(t){return arguments.length?(l[0][0]=+t[0][0],l[1][0]=+t[1][0],l[0][1]=+t[0][1],l[1][1]=+t[1][1],g):[[l[0][0],l[0][1]],[l[1][0],l[1][1]]]},g.constrain=function(t){return arguments.length?(o=t,g):o},g.duration=function(t){return arguments.length?(d=+t,g):d},g.interpolate=function(t){return arguments.length?(u=t,g):u},g.on=function(){var t=c.on.apply(c,arguments);return t===c?g:t},g.clickDistance=function(t){return arguments.length?(_=(t=+t)*t,g):Math.sqrt(_)},g.tapDistance=function(t){return arguments.length?(f=+t,g):f},g}().scaleExtent([this._renderer.getSettings().minZoom,this._renderer.getSettings().maxZoom]).on("zoom",this.zoomed),ue(this._renderer.canvas).call(function(){var t,e,i,n,s=be,o=Se,r=we,a=Te,h={},l=Q("start","drag","end"),d=0,u=0;function c(t){t.on("mousedown.drag",_).filter(a).on("touchstart.drag",p).on("touchmove.drag",m,_e).on("touchend.drag touchcancel.drag",v).style("touch-action","none").style("-webkit-tap-highlight-color","rgba(0,0,0,0)")}function _(r,a){if(!n&&s.call(this,r,a)){var h=y(this,o.call(this,r,a),r,a,"mouse");h&&(ue(r.view).on("mousemove.drag",f,fe).on("mouseup.drag",g,fe),me(r.view),ge(r),i=!1,t=r.clientX,e=r.clientY,h("start",r))}}function f(n){if(pe(n),!i){var s=n.clientX-t,o=n.clientY-e;i=s*s+o*o>u}h.mouse("drag",n)}function g(t){ue(t.view).on("mousemove.drag mouseup.drag",null),ve(t.view,i),pe(t),h.mouse("end",t)}function p(t,e){if(s.call(this,t,e)){var i,n,r=t.changedTouches,a=o.call(this,t,e),h=r.length;for(i=0;i<h;++i)(n=y(this,a,t,e,r[i].identifier,r[i]))&&(ge(t),n("start",t,r[i]))}}function m(t){var e,i,n=t.changedTouches,s=n.length;for(e=0;e<s;++e)(i=h[n[e].identifier])&&(pe(t),i("drag",t,n[e]))}function v(t){var e,i,s=t.changedTouches,o=s.length;for(n&&clearTimeout(n),n=setTimeout(function(){n=null},500),e=0;e<o;++e)(i=h[s[e].identifier])&&(ge(t),i("end",t,s[e]))}function y(t,e,i,n,s,o){var a,u,_,f=l.copy(),g=ce(o||i,e);if(null!=(_=r.call(t,new xe("beforestart",{sourceEvent:i,target:c,identifier:s,active:d,x:g[0],y:g[1],dx:0,dy:0,dispatch:f}),n)))return a=_.x-g[0]||0,u=_.y-g[1]||0,function i(o,r,l){var p,m=g;switch(o){case"start":h[s]=i,p=d++;break;case"end":delete h[s],--d;case"drag":g=ce(l||r,e),p=d}f.call(o,t,new xe(o,{sourceEvent:r,subject:_,target:c,identifier:s,active:p,x:g[0]+a,y:g[1]+u,dx:g[0]-m[0],dy:g[1]-m[1],dispatch:f}),n)}}return c.filter=function(t){return arguments.length?(s="function"==typeof t?t:ye(!!t),c):s},c.container=function(t){return arguments.length?(o="function"==typeof t?t:ye(t),c):o},c.subject=function(t){return arguments.length?(r="function"==typeof t?t:ye(t),c):r},c.touchable=function(t){return arguments.length?(a="function"==typeof t?t:ye(!!t),c):a},c.on=function(){var t=l.on.apply(l,arguments);return t===l?c:t},c.clickDistance=function(t){return arguments.length?(u=(t=+t)*t,c):Math.sqrt(u)},c}().container(this._renderer.canvas).subject(this.dragSubject).on("start",this.dragStarted).on("drag",this.dragged).on("end",this.dragEnded)).call(this._d3Zoom).on("click",this.mouseClicked).on("mousemove",this.mouseMoved).on("contextmenu",this.mouseRightClicked).on("dblclick.zoom",this.mouseDoubleClicked)}setRenderer(t){if(t===this._rendererType)return;const e=this._renderer.transform;this._renderer.destroy(),this._initRenderer(t),this._rendererType=t,this._renderer.transform=e,ue(this._renderer.canvas).property("__zoom",e),this.render()}get data(){return this._graph}get events(){return this._events}get interaction(){return this._interaction}getSettings(){return p(this._settings)}setSettings(t){if(t.getPosition&&(this._settings.getPosition=t.getPosition),t.render&&(t.render.type&&t.render.type!==this._rendererType&&this.setRenderer(t.render.type),this._renderer.setSettings(t.render),this._settings.render=this._renderer.getSettings()),t.layout){const e=this._settings.layout.type!==t.layout.type;this._settings.layout=Object.assign(Object.assign({},this._settings.layout),t.layout);const i=rr._needsGPU(this._settings.layout);i!==this._simulatorUsesGPU?(this._simulator.terminate(),this._simulator=vs.getSimulator(this._settings.layout),this._simulatorUsesGPU=i,this._initializeSimulationEvents()):this._simulator.setSettings(this._settings.layout);const n=this._graph.getNodePositions(),s=this._graph.getEdgePositions();if(e)for(let t=0;t<n.length;t++)delete n[t].x,delete n[t].y;this._simulator.releaseNodes(),e&&this._simulator.once(Ln.SIMULATION_END,()=>{this.recenter()}),this._simulator.setupData({nodes:n,edges:s})}t.strategy&&(u(t.strategy.isDefaultHoverEnabled)&&(this._settings.strategy.isDefaultHoverEnabled=t.strategy.isDefaultHoverEnabled,this._strategy.isHoverEnabled=this._settings.strategy.isDefaultHoverEnabled),u(t.strategy.isDefaultSelectEnabled)&&(this._settings.strategy.isDefaultSelectEnabled=t.strategy.isDefaultSelectEnabled,this._strategy.isSelectEnabled=this._settings.strategy.isDefaultSelectEnabled),u(t.strategy.isDefaultMultiSelectEnabled)&&(this._settings.strategy.isDefaultMultiSelectEnabled=t.strategy.isDefaultMultiSelectEnabled,this._strategy.isMultiSelectEnabled=this._settings.strategy.isDefaultMultiSelectEnabled),u(t.strategy.isDefaultSelectCascadeEnabled)&&(this._settings.strategy.isDefaultSelectCascadeEnabled=t.strategy.isDefaultSelectCascadeEnabled,this._strategy.isSelectCascadeEnabled=this._settings.strategy.isDefaultSelectCascadeEnabled)),t.interaction&&(u(t.interaction.isDragEnabled)&&(this._settings.interaction.isDragEnabled=t.interaction.isDragEnabled),u(t.interaction.isZoomEnabled)&&(this._settings.interaction.isZoomEnabled=t.interaction.isZoomEnabled))}static _needsGPU(t){var e;return"force"===t.type&&!!(null===(e=t.options)||void 0===e?void 0:e.useGPU)}render(t){t&&(this._simulator.isSimulationRunning()?this._simulator.once(Ln.SIMULATION_END,()=>{this._renderer.once(Bs.RENDER_END,()=>t())}):this._renderer.once(Bs.RENDER_END,()=>t())),this._renderer.render(this._graph)}recenter(t,e){"function"==typeof t&&(e=t,t=void 0);const i=(t=>{var e,i,n,s,o,r;if("hierarchical"===t.type){const n=t.options;return{anchorX:null!==(e=n.anchorX)&&void 0!==e?e:"horizontal"===n.orientation?n.reversed?"end":"start":"center",anchorY:null!==(i=n.anchorY)&&void 0!==i?i:"vertical"===n.orientation?n.reversed?"end":"start":"center"}}return{anchorX:null!==(s=null===(n=t.options)||void 0===n?void 0:n.anchorX)&&void 0!==s?s:"center",anchorY:null!==(r=null===(o=t.options)||void 0===o?void 0:o.anchorY)&&void 0!==r?r:"center"}})(this._settings.layout),n=Object.assign(Object.assign({},i),t),s=this._renderer.getFitZoomTransform(this._graph,n);ue(this._renderer.canvas).transition().duration(this._settings.zoomFitTransitionMs).ease(Ee).call(this._d3Zoom.transform,s).on("end",()=>this.render(e))}getSVG(t){return Ko(this._graph,Object.assign({backgroundColor:this._settings.render.backgroundColor},t))}destroy(){this._renderer.destroy(),this._simulator.terminate()}getCanvasMousePosition(t){var e,i,n,s;const o=this._renderer.canvas.getBoundingClientRect();let r=null!==(i=null!==(e=t.clientX)&&void 0!==e?e:t.pageX)&&void 0!==i?i:t.x,a=null!==(s=null!==(n=t.clientY)&&void 0!==n?n:t.pageY)&&void 0!==s?s:t.y;return r-=o.left,a-=o.top,this._settings.areCoordinatesRounded&&(r=Math.floor(r),a=Math.floor(a)),this._settings.isOutOfBoundsDragEnabled||(r=Math.max(0,Math.min(this._renderer.width,r)),a=Math.max(0,Math.min(this._renderer.height,a))),{x:r,y:a}}fixNodes(){this._simulator.fixNodes()}releaseNodes(){this._simulator.releaseNodes()}}var ar=i(481);class hr{constructor(t,e){var i,n,o,r,a,h,l,d,u,c,_,f;this._invalidateStyles=()=>{var t,e;null===(e=(t=this._renderer).invalidateStyles)||void 0===e||e.call(t)},this._update=()=>{this._invalidateStyles(),this.render()},this._container=t,this._graph=new Ss(void 0,{onLoadedImages:()=>{this._renderer.isInitiallyRendered&&this.render()},listeners:[this._update]}),this._graph.setDefaultStyle(H()),this._events=new s,this._interaction=new or(this._graph),this._settings=Object.assign(Object.assign({areCollapsedContainerDimensionsAllowed:!1},e),{map:{zoomLevel:null!==(n=null===(i=e.map)||void 0===i?void 0:i.zoomLevel)&&void 0!==n?n:2,tile:null!==(r=null===(o=e.map)||void 0===o?void 0:o.tile)&&void 0!==r?r:{instance:new ar.TileLayer("https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png"),attribution:'<a href="https://leafletjs.com/" target="_blank" >Leaflet</a> | Map data &copy; <a href="https://www.openstreetmap.org/">OpenStreetMap</a> contributors'},nodeSizeMode:null!==(h=null===(a=e.map)||void 0===a?void 0:a.nodeSizeMode)&&void 0!==h?h:"geographic"},render:Object.assign({type:ks.CANVAS},e.render),strategy:Object.assign({isDefaultHoverEnabled:!0,isDefaultSelectEnabled:!0,isDefaultMultiSelectEnabled:!1,isDefaultSelectCascadeEnabled:!0},null==e?void 0:e.strategy)}),this._strategy=new Os({isDefaultSelectEnabled:null!==(l=this._settings.strategy.isDefaultSelectEnabled)&&void 0!==l&&l,isDefaultHoverEnabled:null!==(d=this._settings.strategy.isDefaultHoverEnabled)&&void 0!==d&&d,isDefaultMultiSelectEnabled:null===(u=this._settings.strategy.isDefaultMultiSelectEnabled)||void 0===u||u,isDefaultSelectCascadeEnabled:null===(c=this._settings.strategy.isDefaultSelectCascadeEnabled)||void 0===c||c}),this._rendererType=null!==(f=null===(_=null==e?void 0:e.render)||void 0===_?void 0:_.type)&&void 0!==f?f:ks.CANVAS,this._initRenderer(this._rendererType),this._map=this._initMap(),this._leaflet=this._initLeaflet(),this._handleTileChange()}_initRenderer(t){try{this._renderer=Ao.getRenderer(this._container,t,this._settings.render)}catch(t){throw this._container.textContent=t.message,t}this._renderer.on(Bs.RENDER_END,t=>{this._events.emit(e.RENDER_END,t)}),this._renderer.on(Bs.RESIZE,()=>{this._renderer.isInitiallyRendered&&(this._leaflet.invalidateSize(!1),this._renderer.render(this._graph))}),this._settings.render=this._renderer.getSettings(),this._renderer.canvas.style.zIndex="2",this._renderer.canvas.style.pointerEvents="none"}setRenderer(t){if(t===this._rendererType)return;this._renderer.destroy(),this._initRenderer(t),this._rendererType=t;const e=this._leaflet._mapPane._leaflet_pos,i=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},e),{k:i}),this.render()}get data(){return this._graph}get events(){return this._events}get interaction(){return this._interaction}get leaflet(){return this._leaflet}getSettings(){return p(this._settings)}setSettings(t){if(t.getGeoPosition&&(this._settings.getGeoPosition=t.getGeoPosition,this._updateGraphPositions()),t.map&&("number"==typeof t.map.zoomLevel&&(this._settings.map.zoomLevel=t.map.zoomLevel,this._leaflet.setZoom(t.map.zoomLevel)),t.map.tile&&(this._settings.map.tile=t.map.tile,this._handleTileChange()),t.map.nodeSizeMode&&t.map.nodeSizeMode!==this._settings.map.nodeSizeMode)){this._settings.map.nodeSizeMode=t.map.nodeSizeMode,this._updateGraphPositions();const e=this._leaflet._mapPane._leaflet_pos,i=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},e),{k:i}),this._renderer.render(this._graph)}t.render&&(t.render.type&&t.render.type!==this._rendererType&&this.setRenderer(t.render.type),this._renderer.setSettings(t.render),this._settings.render=this._renderer.getSettings()),t.strategy&&(u(t.strategy.isDefaultHoverEnabled)&&(this._settings.strategy.isDefaultHoverEnabled=t.strategy.isDefaultHoverEnabled,this._strategy.isHoverEnabled=this._settings.strategy.isDefaultHoverEnabled),u(t.strategy.isDefaultSelectEnabled)&&(this._settings.strategy.isDefaultSelectEnabled=t.strategy.isDefaultSelectEnabled,this._strategy.isSelectEnabled=this._settings.strategy.isDefaultSelectEnabled),u(t.strategy.isDefaultMultiSelectEnabled)&&(this._settings.strategy.isDefaultMultiSelectEnabled=t.strategy.isDefaultMultiSelectEnabled,this._strategy.isMultiSelectEnabled=this._settings.strategy.isDefaultMultiSelectEnabled),u(t.strategy.isDefaultSelectCascadeEnabled)&&(this._settings.strategy.isDefaultSelectCascadeEnabled=t.strategy.isDefaultSelectCascadeEnabled,this._strategy.isSelectCascadeEnabled=this._settings.strategy.isDefaultSelectCascadeEnabled))}render(t){t&&this._renderer.once(Bs.RENDER_END,()=>t()),this._updateGraphPositions(),this._renderer.render(this._graph)}zoomIn(t){this._leaflet.zoomIn(),null==t||t()}recenter(t){const e=this._graph.getBoundingBox(),i=this._getStyleScale(),n=this._leaflet.layerPointToLatLng([e.x*i,e.y*i]),s=this._leaflet.layerPointToLatLng([(e.x+e.width)*i,(e.y+e.height)*i]);this._leaflet.fitBounds(ar.latLngBounds(n,s)),null==t||t()}zoomOut(t){this._leaflet.zoomOut(),null==t||t()}getSVG(){throw new Error("SVG export is not supported on OrbMapView.")}destroy(){this._renderer.destroy(),this._leaflet.off(),this._leaflet.remove(),this._leaflet.getContainer().outerHTML=""}_initMap(){const t=document.createElement("div");return t.style.position="absolute",t.style.width="100%",t.style.height="100%",t.style.zIndex="1",t.style.cursor="default",this._container.appendChild(t),t}_initLeaflet(){const t=ar.map(this._map,{doubleClickZoom:!1,zoomControl:!1}).setView([0,0],this._settings.map.zoomLevel);return t.on("zoomstart",()=>{this._renderer.reset()}),t.on("zoom",t=>{var i,n;this._updateGraphPositions(),null===(n=(i=this._renderer).invalidateBuffers)||void 0===n||n.call(i);const s=t.target._mapPane._leaflet_pos,o=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},s),{k:o}),this._renderer.render(this._graph),this._events.emit(e.TRANSFORM,{transform:Object.assign(Object.assign({},s),{k:o})})}),t.on("mousemove",t=>{const i=this._toSimulationPoint(t.layerPoint),n={x:t.containerPoint.x,y:t.containerPoint.y},s=this._strategy.onMouseMove(this._graph,i),o=s.changedSubject;o&&s.isStateChanged&&(T(o)&&this._events.emit(e.NODE_HOVER,{node:o,event:t.originalEvent,localPoint:i,globalPoint:n}),I(o)&&this._events.emit(e.EDGE_HOVER,{edge:o,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_MOVE,{subject:o,event:t.originalEvent,localPoint:i,globalPoint:n}),s.isStateChanged&&(this._invalidateStyles(),this._renderer.render(this._graph))}),t.on("click contextmenu dblclick",t=>{const i=this._toSimulationPoint(t.layerPoint),n={x:t.containerPoint.x,y:t.containerPoint.y};if("contextmenu"===t.type){const s=this._strategy.onMouseRightClick(this._graph,i),o=s.changedSubject;o&&(T(o)&&this._events.emit(e.NODE_RIGHT_CLICK,{node:o,event:t.originalEvent,localPoint:i,globalPoint:n}),I(o)&&this._events.emit(e.EDGE_RIGHT_CLICK,{edge:o,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_RIGHT_CLICK,{subject:o,event:t.originalEvent,localPoint:i,globalPoint:n}),s.isStateChanged&&(this._invalidateStyles(),this._renderer.render(this._graph))}else if("click"===t.type){const s=this._strategy.onMouseClick(this._graph,i,{isAppend:t.originalEvent.shiftKey}),o=s.changedSubject;o&&(T(o)&&this._events.emit(e.NODE_CLICK,{node:o,event:t.originalEvent,localPoint:i,globalPoint:n}),I(o)&&this._events.emit(e.EDGE_CLICK,{edge:o,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_CLICK,{subject:o,event:t.originalEvent,localPoint:i,globalPoint:n}),(s.isStateChanged||s.changedSubject)&&(this._invalidateStyles(),this._renderer.render(this._graph))}else if("dblclick"===t.type){const s=this._strategy.onMouseDoubleClick(this._graph,i),o=s.changedSubject;if(o&&(T(o)&&this._events.emit(e.NODE_DOUBLE_CLICK,{node:o,event:t.originalEvent,localPoint:i,globalPoint:n}),I(o)&&this._events.emit(e.EDGE_DOUBLE_CLICK,{edge:o,event:t.originalEvent,localPoint:i,globalPoint:n})),this._events.emit(e.MOUSE_DOUBLE_CLICK,{subject:o,event:t.originalEvent,localPoint:i,globalPoint:n}),!o){const e=t.target._zoom+1;t.target.setZoomAround(t.layerPoint,e)}(s.isStateChanged||s.changedSubject)&&(this._invalidateStyles(),this._renderer.render(this._graph))}}),t.on("moveend",t=>{const e=t.target._mapPane._leaflet_pos,i=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},e),{k:i}),this._renderer.render(this._graph)}),t.on("drag",t=>{const i=t.target._mapPane._leaflet_pos,n=this._getStyleScale();this._renderer.transform=Object.assign(Object.assign({},i),{k:n}),this._renderer.render(this._graph),this._events.emit(e.TRANSFORM,{transform:Object.assign(Object.assign({},i),{k:n})})}),t}_updateGraphPositions(){const t=this._graph.getNodes(),e=this._getStyleScale();for(let i=0;i<t.length;i++){const n=this._settings.getGeoPosition(t[i]);if(!n)continue;if("number"!=typeof n.lat||"number"!=typeof n.lng)continue;const s=this._leaflet.latLngToLayerPoint([n.lat,n.lng]);t[i].setPosition({x:s.x/e,y:s.y/e},{isNotifySkipped:!0})}}_getStyleScale(){return"fixed"===this._settings.map.nodeSizeMode?1:Math.pow(2,this._leaflet.getZoom()-this._settings.map.zoomLevel)}_toSimulationPoint(t){const e=this._getStyleScale();return{x:t.x/e,y:t.y/e}}_handleTileChange(){const t=this._settings.map.tile;this._leaflet.whenReady(()=>{this._leaflet.attributionControl.setPrefix(t.attribution),this._leaflet.eachLayer(t=>this._leaflet.removeLayer(t)),t.instance.addTo(this._leaflet)})}}})(),n})());
\ No newline at end of file
diff --git a/docs/site/public/orb.worker.min.js b/docs/site/public/orb.worker.min.js
deleted file mode 100644
index 297684e..0000000
--- a/docs/site/public/orb.worker.min.js
+++ /dev/null
@@ -1 +0,0 @@
-!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Orb=e():t.Orb=e()}(self,()=>(()=>{"use strict";var t,e,i={491(t,e,i){var s,n=i(960),o=i(955),a=i(608),r=i(635),d=i(390),l=i(349),h=i(93);!function(t){t.SIMULATION_START="simulation-start",t.SIMULATION_STEP="simulation-step",t.SIMULATION_PROGRESS="simulation-progress",t.SIMULATION_END="simulation-end",t.NODE_DRAG="node-drag",t.NODE_DRAG_END="node-drag-end",t.SETTINGS_UPDATE="settings-update"}(s||(s={}));const u=t=>t instanceof Date,c=t=>Array.isArray(t),_=t=>null!==t&&"object"==typeof t&&"Object"===t.constructor.name,g=t=>u(t)?p(t):c(t)?x(t):_(t)?m(t):t,f=(t,e)=>{const i=u(t),s=u(e);if(i&&!s||!i&&s)return!1;if(i&&s)return t.getTime()===e.getTime();const n=c(t),o=c(e);if(n&&!o||!n&&o)return!1;if(n&&o)return t.length===e.length&&t.every((t,i)=>f(t,e[i]));const a=_(t),r=_(e);if(a&&!r||!a&&r)return!1;if(a&&r){const i=Object.keys(t),s=Object.keys(e);return!!f(i,s)&&i.every(i=>f(t[i],e[i]))}return t===e},p=t=>new Date(t),x=t=>t.map(t=>g(t)),m=t=>{const e={};return Object.keys(t).forEach(i=>{e[i]=g(t[i])}),e},y={radius:100,centerX:0,centerY:0},T=t=>100*(t>0?t:1),S={useGPU:!1,isSimulatingOnDataUpdate:!0,isSimulatingOnSettingsUpdate:!0,isSimulatingOnUnstick:!0,isPhysicsEnabled:!1,alpha:{alpha:1,alphaMin:.05,alphaDecay:.028,alphaTarget:0},centering:{x:0,y:0,strength:1},collision:{radius:15,strength:1,iterations:1},links:{distance:50,strength:1,iterations:1},manyBody:{strength:-100,theta:.9,distanceMin:1,distanceMax:T(50)},positioning:{forceX:{x:0,strength:.1},forceY:{y:0,strength:.1}},anchorX:"center",anchorY:"center"},v={rowGap:50,colGap:50},A={nodeGap:50,levelGap:50,treeGap:100,orientation:"vertical",reversed:!1};class D{constructor(){this._listeners=new Map}once(t,e){const i={callable:e,isOnce:!0},s=this._listeners.get(t);return s?s.push(i):this._listeners.set(t,[i]),this}on(t,e){const i={callable:e},s=this._listeners.get(t);return s?s.push(i):this._listeners.set(t,[i]),this}off(t,e){const i=this._listeners.get(t);if(i){const s=i.filter(t=>t.callable!==e);this._listeners.set(t,s)}return this}emit(t,e){const i=this._listeners.get(t);if(!i||0===i.length)return!1;let s=!1;for(let t=0;t<i.length;t++)i[t].isOnce&&(s=!0),i[t].callable(e);if(s){const e=i.filter(t=>!t.isOnce);this._listeners.set(t,e)}return!0}eventNames(){return[...this._listeners.keys()]}listenerCount(t){const e=this._listeners.get(t);return e?e.length:0}listeners(t){const e=this._listeners.get(t);return e?e.map(t=>t.callable):[]}addListener(t,e){return this.on(t,e)}removeListener(t,e){return this.off(t,e)}removeAllListeners(t){return t?this._listeners.delete(t):this._listeners.clear(),this}}class E extends D{constructor(){super(...arguments),this._nodes=[],this._edges=[],this._nodeIndexByNodeId={},this._cancelSimulation=!1,this._schedulerPort=null}terminate(){var t;this._cancelSimulation=!0,null===(t=this._schedulerPort)||void 0===t||t.close(),this._schedulerPort=null,this.removeAllListeners()}_scheduleNext(t){if("undefined"!=typeof MessageChannel){const e=new MessageChannel;this._schedulerPort=e.port2,e.port1.onmessage=()=>{this._schedulerPort=null,t()},e.port2.postMessage(null)}else setTimeout(t,0)}_rebuildNodeIndex(){this._nodeIndexByNodeId={};for(let t=0;t<this._nodes.length;t++)this._nodeIndexByNodeId[this._nodes[t].id]=t}}class N extends E{constructor(t){super(),this._isDragging=!1,this._isStabilizing=!1,this.type="force",this._settings=Object.assign(Object.assign({},S),t),this.clearData()}setSettings(t){const e=t;this._initialSettings||(this._initialSettings=Object.assign(g(S),e));const i=g(this._settings);Object.assign(this._settings,e),f(this._settings,i)||(this._applySettingsToSimulation(e),this.emit(s.SETTINGS_UPDATE,{settings:{type:"force",options:this._settings}}),i.isPhysicsEnabled&&!e.isPhysicsEnabled?this._simulation.stop():this._settings.isSimulatingOnSettingsUpdate&&this._nodes.length>0&&this.activateSimulation())}setupData(t){this.clearData(),this._initializeNewData(t),this._settings.isSimulatingOnDataUpdate&&(this._updateSimulationData(),this._runSimulation())}mergeData(t){this._initializeNewData(t),this._settings.isPhysicsEnabled||this._pinNodes(),this._settings.isSimulatingOnDataUpdate&&(this._updateSimulationData(),this.activateSimulation())}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),s=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...s],this._rebuildNodeIndex(),this._edges=t.edges,this._settings.isSimulatingOnSettingsUpdate&&(this._updateSimulationData(),this.activateSimulation())}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._settings.isSimulatingOnDataUpdate&&(this._updateSimulationData(),this.activateSimulation())}patchData(t){if(t.nodes){const e={};for(let t=0;t<this._nodes.length;t++)e[this._nodes[t].id]=t;for(let i=0;i<t.nodes.length;i+=1){const s=t.nodes[i].id;if(s in e){const n=e[s];this._nodeIndexByNodeId[s]=n,this._nodes[n]=t.nodes[i]}else this._nodes.push(t.nodes[i])}}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._rebuildNodeIndex(),this._resetSimulation()}activateSimulation(){this._settings.isPhysicsEnabled?this._unpinNodes():this._pinNodes(),this._simulation.alpha(this._settings.alpha.alpha).alphaTarget(this._settings.alpha.alphaTarget).restart()}stopSimulation(){this._simulation.stop()}startDragNode(){this._isDragging=!0,!this._isStabilizing&&this._settings.isPhysicsEnabled&&this.activateSimulation()}dragNode(t,e){const i=this._nodes[this._nodeIndexByNodeId[t]];i&&(this._isDragging||this.startDragNode(),i.fx=e.x,i.fy=e.y,this._settings.isPhysicsEnabled||(i.x=e.x,i.y=e.y),this.emit(s.NODE_DRAG,{nodes:this._nodes,edges:this._edges}))}endDragNode(t){this._isDragging=!1,this._settings.isPhysicsEnabled&&this._simulation.alphaTarget(0);const e=this._nodes[this._nodeIndexByNodeId[t]];e&&this._settings.isPhysicsEnabled&&this._unpinNode(e)}fixNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._stickNode(t[e])}releaseNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unstickNode(t[e]);this._settings.isSimulatingOnUnstick&&this._nodes.length>0&&this.activateSimulation()}terminate(){var t;super.terminate(),null===(t=this._simulation)||void 0===t||t.stop()}_resetSimulation(){this._simulation&&(this._simulation.stop(),this._simulation.on("tick",null).on("end",null)),this._linkForce=(0,n.A)(this._edges).id(t=>t.id),this._simulation=(0,o.A)(this._nodes).force("link",this._linkForce).stop(),this._applySettingsToSimulation(this._settings),this._simulation.on("tick",()=>{this.emit(s.SIMULATION_STEP,{nodes:this._nodes,edges:this._edges})}),this._simulation.on("end",()=>{this._isDragging=!1,this._isStabilizing=!1,this.emit(s.SIMULATION_END,{nodes:this._nodes,edges:this._edges}),this._settings.isPhysicsEnabled||this._pinNodes()})}_runSimulation(t){if(this._isStabilizing||this._cancelSimulation)return;(this._settings.isPhysicsEnabled||(null==t?void 0:t.isUpdatingSettings))&&this._unpinNodes(),this.emit(s.SIMULATION_START,void 0),this._isStabilizing=!0,this._simulation.alpha(this._settings.alpha.alpha).alphaTarget(this._settings.alpha.alphaTarget).stop();const e=Math.min(500,Math.ceil(Math.log(this._settings.alpha.alphaMin)/Math.log(1-this._settings.alpha.alphaDecay)));let i=-1,n=0;const o=()=>{if(this._cancelSimulation)return this._isStabilizing=!1,void(this._cancelSimulation=!1);const t=Math.min(n+100,e);for(;n<t;n++){this._simulation.tick();const t=Math.round(100*n/e);t>i&&(i=t,this.emit(s.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:t/100}))}n<e&&!this._cancelSimulation?this._scheduleNext(o):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit(s.SIMULATION_END,{nodes:this._nodes,edges:this._edges}))};o()}_updateSimulationData(){this._simulation.nodes(this._nodes),this._linkForce.links(this._edges)}_initializeNewData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e+=1){const i=t.nodes[e].id;void 0!==this._nodeIndexByNodeId[i]?this._nodeIndexByNodeId[i]=e:this._nodes.push(t.nodes[e])}else this._nodes=[];if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}else this._edges=[];this._rebuildNodeIndex()}_pinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._pinNode(this._nodes[e])}_unpinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unpinNode(this._nodes[e])}_pinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=t.x),null!==t.sy&&void 0!==t.sy||(t.fy=t.y)}_unpinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=null),null!==t.sy&&void 0!==t.sy||(t.fy=null)}_stickNode(t){t.sx=t.x,t.fx=t.x,t.sy=t.y,t.fy=t.y}_unstickNode(t){t.sx=null,t.sy=null,this._settings.isPhysicsEnabled&&(t.fx=null,t.fy=null)}_applySettingsToSimulation(t){var e,i,s,n;if(t.alpha&&this._simulation.alpha(t.alpha.alpha).alphaMin(t.alpha.alphaMin).alphaDecay(t.alpha.alphaDecay).alphaTarget(t.alpha.alphaTarget),t.links&&this._linkForce.distance(t.links.distance).iterations(t.links.iterations),t.collision){const e=(0,a.A)().radius(t.collision.radius).strength(t.collision.strength).iterations(t.collision.iterations);this._simulation.force("collide",e)}if(null===t.collision&&this._simulation.force("collide",null),t.manyBody){const e=(0,r.A)().strength(t.manyBody.strength).theta(t.manyBody.theta).distanceMin(t.manyBody.distanceMin).distanceMax(t.manyBody.distanceMax);this._simulation.force("charge",e),t.manyBody.edgeMidpointRepulsion?this._simulation.force("edgeMidpointRepulsion",function(t,e,i){let s=[];const n=e*e;function o(e){var o,a,r,d,l,h;const u=i();for(let i=0;i<u.length;i++){const c=u[i].source,_=u[i].target;if(!c||!_)continue;const g=.5*((null!==(o=c.x)&&void 0!==o?o:0)+(null!==(a=_.x)&&void 0!==a?a:0)),f=.5*((null!==(r=c.y)&&void 0!==r?r:0)+(null!==(d=_.y)&&void 0!==d?d:0));for(let i=0;i<s.length;i++){const o=s[i],a=(null!==(l=o.x)&&void 0!==l?l:0)-g,r=(null!==(h=o.y)&&void 0!==h?h:0)-f;let d=a*a+r*r;if(0===d||d>=n)continue;d<1&&(d=1);const u=-t*e/d;o.vx+=a*u,o.vy+=r*u}}}return o.initialize=t=>{s=t},o}(t.manyBody.strength,t.manyBody.distanceMax,()=>this._edges)):this._simulation.force("edgeMidpointRepulsion",null)}if(null===t.manyBody&&(this._simulation.force("charge",null),this._simulation.force("edgeMidpointRepulsion",null)),null===(e=t.positioning)||void 0===e?void 0:e.forceX){const e=(0,d.A)(t.positioning.forceX.x).strength(t.positioning.forceX.strength);this._simulation.force("x",e)}if(null===(null===(i=t.positioning)||void 0===i?void 0:i.forceX)&&this._simulation.force("x",null),null===(s=t.positioning)||void 0===s?void 0:s.forceY){const e=(0,l.A)(t.positioning.forceY.y).strength(t.positioning.forceY.strength);this._simulation.force("y",e)}if(null===(null===(n=t.positioning)||void 0===n?void 0:n.forceY)&&this._simulation.force("y",null),t.centering){const e=(0,h.A)(t.centering.x,t.centering.y).strength(t.centering.strength);this._simulation.force("center",e)}null===t.centering&&this._simulation.force("center",null)}}class b extends Error{constructor(t){super(t),this.message=t,Object.setPrototypeOf(this,new.target.prototype),this.name=this.constructor.name}}var I;!function(t){t.VERTEX="vertex",t.FRAGMENT="fragment"}(I||(I={}));const M=(t,e,i)=>{const s=t.createShader(i===I.VERTEX?t.VERTEX_SHADER:t.FRAGMENT_SHADER);if(!s)throw new b("Failed to create shader.");if(t.shaderSource(s,e),t.compileShader(s),!t.getShaderParameter(s,t.COMPILE_STATUS)){const e=t.getShaderInfoLog(s);throw t.deleteShader(s),new b(`Failed to compile shader: ${e}`)}return s};class R extends E{constructor(t){super(),this._isStabilizing=!1,this._isDragging=!1,this._dragLoopRunning=!1,this._pendingRestart=!1,this._simulationGeneration=0,this._currentAlpha=0,this._currentStep=0,this._totalSteps=0,this._dragAlpha=0,this._dragNeedsReheat=!1,this._dirtyNodes=new Set,this._forceProgram=null,this._quadBuffer=null,this._quadVAO=null,this._stateTexA=null,this._stateTexB=null,this._fixedTex=null,this._fboA=null,this._fboB=null,this._texWidth=0,this._treeDataTexture=null,this._treeChildrenTexture=null,this._treeGeometryTexture=null,this._adjOffsetsTexture=null,this._adjEdgesTexture=null,this._cachedAdjacency=null,this._treeTexWidth=1,this._treeNodeCount=0,this._pingPong=!0,this._uniforms={},this.type="force",this._settings=Object.assign(Object.assign({},S),t);const e=document.createElement("canvas").getContext("webgl2");if(!e)throw new b("Failed to create WebGL2 context for GPU force layout engine.");this._gl=e,this._initGPU(),this.clearData()}setSettings(t){const e=t;this._initialSettings||(this._initialSettings=Object.assign(g(S),e));const i=g(this._settings);Object.assign(this._settings,e),f(this._settings,i)||(this.emit(s.SETTINGS_UPDATE,{settings:{type:"force",options:this._settings}}),i.isPhysicsEnabled&&!e.isPhysicsEnabled?this.stopSimulation():this._settings.isSimulatingOnSettingsUpdate&&this._nodes.length>0&&this.activateSimulation())}setupData(t){this.clearData(),this._initializeNewData(t),this._settings.isSimulatingOnDataUpdate&&this._runSimulation()}mergeData(t){this._initializeNewData(t),this._settings.isPhysicsEnabled||this._pinNodes(),this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),s=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...s],this._rebuildNodeIndex(),this._edges=t.edges,this._cachedAdjacency=null,this._settings.isSimulatingOnSettingsUpdate&&this.activateSimulation()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._cachedAdjacency=null,this._settings.isSimulatingOnDataUpdate&&this.activateSimulation()}patchData(t){if(t.nodes){const e={};for(let t=0;t<this._nodes.length;t++)e[this._nodes[t].id]=t;for(let i=0;i<t.nodes.length;i+=1){const s=t.nodes[i].id;if(s in e){const n=e[s];this._nodeIndexByNodeId[s]=n,this._nodes[n]=t.nodes[i]}else this._nodes.push(t.nodes[i])}}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._rebuildNodeIndex(),this._cachedAdjacency=null}activateSimulation(){this._settings.isPhysicsEnabled?this._unpinNodes():this._pinNodes(),this._isStabilizing?this._pendingRestart=!0:(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}stopSimulation(){this._isStabilizing&&(this._cancelSimulation=!0)}startDragNode(){this._isDragging=!0,this._isStabilizing&&(this._cancelSimulation=!0),this._settings.isPhysicsEnabled&&this._startDragLoop()}dragNode(t,e){const i=this._nodeIndexByNodeId[t],n=this._nodes[i];n&&(this._isDragging||this.startDragNode(),n.fx=e.x,n.fy=e.y,this._settings.isPhysicsEnabled||(n.x=e.x,n.y=e.y),this._dirtyNodes.add(i),this._dragNeedsReheat=!0,this.emit(s.NODE_DRAG,{nodes:this._nodes,edges:this._edges}))}endDragNode(t){this._isDragging=!1;const e=this._nodes[this._nodeIndexByNodeId[t]];if(e&&this._settings.isPhysicsEnabled){this._unpinNode(e);const i=this._nodeIndexByNodeId[t];this._dirtyNodes.add(i)}}fixNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._stickNode(t[e])}releaseNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unstickNode(t[e]);this._settings.isSimulatingOnUnstick&&this._nodes.length>0&&this.activateSimulation()}terminate(){var t;super.terminate();const e=this._gl;e&&(e.deleteBuffer(this._quadBuffer),e.deleteVertexArray(this._quadVAO),e.deleteProgram(this._forceProgram),e.deleteTexture(this._stateTexA),e.deleteTexture(this._stateTexB),e.deleteTexture(this._fixedTex),e.deleteTexture(this._treeDataTexture),e.deleteTexture(this._treeChildrenTexture),e.deleteTexture(this._treeGeometryTexture),e.deleteTexture(this._adjOffsetsTexture),e.deleteTexture(this._adjEdgesTexture),e.deleteFramebuffer(this._fboA),e.deleteFramebuffer(this._fboB),null===(t=e.getExtension("WEBGL_lose_context"))||void 0===t||t.loseContext())}reheat(){const t=this._settings.alpha;this._currentAlpha=t.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(t.alphaMin)/Math.log(1-t.alphaDecay))),this._currentStep=0,this._isStabilizing||(this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),this._startSimulationLoop())}_runSimulation(){this._isStabilizing||this._cancelSimulation||(this._ensurePositions(),this._uploadDataToGPU(),this._buildAndUploadAdjacency(),this._startSimulationLoop())}_startDragLoop(){if(this._dragLoopRunning)return;this._dragLoopRunning=!0;const t=this._settings.alpha.alphaDecay,e=this._settings.alpha.alphaMin;this._dragAlpha=.3,this._dragNeedsReheat=!1;const i=()=>{this._isDragging?(this._dragNeedsReheat&&(this._dragAlpha=.3,this._dragNeedsReheat=!1),this._dragAlpha+=(0-this._dragAlpha)*t,this._dragAlpha<e||(this._readbackFromGPU(),this._flushDirtyNodes(),this._buildAndUploadQuadTree(),this._simulateGPUStep(this._dragAlpha),this._readbackFromGPU(),this._applyCentering(),this.emit(s.NODE_DRAG,{nodes:this._nodes,edges:this._edges})),requestAnimationFrame(i)):this._dragLoopRunning=!1};requestAnimationFrame(i)}_startSimulationLoop(){if(this._isStabilizing||this._cancelSimulation)return;this.emit(s.SIMULATION_START,void 0),this._isStabilizing=!0,this._pendingRestart=!1;const t=++this._simulationGeneration,e=this._settings.alpha,i=e.alphaMin,n=e.alphaDecay;this._currentAlpha=e.alpha,this._totalSteps=Math.min(500,Math.ceil(Math.log(i)/Math.log(1-n))),this._currentStep=0;let o=-1;const a=()=>{if(t!==this._simulationGeneration)return;if(this._cancelSimulation)return this._isStabilizing=!1,this._cancelSimulation=!1,void this.emit(s.SIMULATION_END,{nodes:this._nodes,edges:this._edges});if(this._readbackFromGPU(),this._pendingRestart)return this._isStabilizing=!1,this._pendingRestart=!1,this._ensurePositions(),this._uploadDataToGPU(),this._cachedAdjacency||this._buildAndUploadAdjacency(),void this._startSimulationLoop();this._flushDirtyNodes(),this._buildAndUploadQuadTree();const r=Math.min(this._currentStep+1,this._totalSteps);for(;this._currentStep<r;this._currentStep++){if(this._currentAlpha+=(e.alphaTarget-this._currentAlpha)*n,this._currentAlpha<i||this._cancelSimulation){this._currentStep=this._totalSteps;break}this._simulateGPUStep(this._currentAlpha)}this._readbackFromGPU(),this._applyCentering();const d=Math.round(100*this._currentStep/this._totalSteps);d>o&&(o=d,this.emit(s.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:d/100})),this._currentStep<this._totalSteps&&!this._cancelSimulation?this._scheduleNext(a):(this._settings.isPhysicsEnabled||this._pinNodes(),this._isStabilizing=!1,this._cancelSimulation=!1,this.emit(s.SIMULATION_END,{nodes:this._nodes,edges:this._edges}))};this._scheduleNext(a)}_ensurePositions(){var t,e;const i=(null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50)*Math.sqrt(this._nodes.length);for(const t of this._nodes)void 0!==t.x&&null!==t.x||(t.x=(Math.random()-.5)*i),void 0!==t.y&&null!==t.y||(t.y=(Math.random()-.5)*i)}_applyCentering(){var t,e,i,s;const n=this._settings.centering;if(!n)return;const o=this._nodes.length;if(0===o)return;let a=0,r=0;for(let i=0;i<o;i++)a+=null!==(t=this._nodes[i].x)&&void 0!==t?t:0,r+=null!==(e=this._nodes[i].y)&&void 0!==e?e:0;const d=(a/o-n.x)*n.strength,l=(r/o-n.y)*n.strength;if(!(Math.abs(d)<1e-6&&Math.abs(l)<1e-6)){for(let t=0;t<o;t++){const e=this._nodes[t];null!==e.fx&&void 0!==e.fx||(e.x=(null!==(i=e.x)&&void 0!==i?i:0)-d,e.y=(null!==(s=e.y)&&void 0!==s?s:0)-l)}this._syncStateToGPU()}}_syncStateToGPU(){var t,e,i,s;const n=this._nodes.length;if(0===n)return;const o=this._texWidth*this._texWidth,a=new Float32Array(4*o);for(let o=0;o<n;o++){const n=this._nodes[o],r=4*o;a[r]=null!==(t=n.x)&&void 0!==t?t:0,a[r+1]=null!==(e=n.y)&&void 0!==e?e:0,a[r+2]=null!==(i=n.vx)&&void 0!==i?i:0,a[r+3]=null!==(s=n.vy)&&void 0!==s?s:0}this._uploadTexture(this._stateTexA,a,this._texWidth),this._uploadTexture(this._stateTexB,a,this._texWidth),this._pingPong=!0}_flushDirtyNodes(){var t,e,i,s,n,o,a,r;if(0===this._dirtyNodes.size)return;const d=this._gl;for(const l of this._dirtyNodes){const h=this._nodes[l];if(!h)continue;const u=l%this._texWidth,c=Math.floor(l/this._texWidth),_=new Float32Array([null!==(t=h.x)&&void 0!==t?t:0,null!==(e=h.y)&&void 0!==e?e:0,null!==(i=h.vx)&&void 0!==i?i:0,null!==(s=h.vy)&&void 0!==s?s:0]);d.bindTexture(d.TEXTURE_2D,this._stateTexA),d.texSubImage2D(d.TEXTURE_2D,0,u,c,1,1,d.RGBA,d.FLOAT,_),d.bindTexture(d.TEXTURE_2D,this._stateTexB),d.texSubImage2D(d.TEXTURE_2D,0,u,c,1,1,d.RGBA,d.FLOAT,_);const g=new Float32Array([null!==h.fx&&void 0!==h.fx?1:0,null!==(o=null!==(n=h.fx)&&void 0!==n?n:h.x)&&void 0!==o?o:0,null!==(r=null!==(a=h.fy)&&void 0!==a?a:h.y)&&void 0!==r?r:0,0]);d.bindTexture(d.TEXTURE_2D,this._fixedTex),d.texSubImage2D(d.TEXTURE_2D,0,u,c,1,1,d.RGBA,d.FLOAT,g)}this._dirtyNodes.clear()}_buildAndUploadQuadTree(){var t,e,i;if(0===this._nodes.length)return;const s=null!==(e=null===(t=this._settings.manyBody)||void 0===t?void 0:t.strength)&&void 0!==e?e:-100;let n=this._nodes;if(null===(i=this._settings.manyBody)||void 0===i?void 0:i.edgeMidpointRepulsion){const t=this._getEdgeMidpoints();t.length>0&&(n=n.concat(t))}const o=function(t,e){var i,s;const n=t.length;if(0===n)return{treeData:new Float32Array(0),treeChildren:new Float32Array(0),treeGeometry:new Float32Array(0),nodeCount:0,texWidth:1};let o=1/0,a=1/0,r=-1/0,d=-1/0;for(let e=0;e<n;e++){const i=t[e].x,s=t[e].y;i<o&&(o=i),s<a&&(a=s),i>r&&(r=i),s>d&&(d=s)}let l=Math.max(r-o,d-a);l<1e-6&&(l=1),l*=1.01;const h=.5*l,u=.5*(o+r)-h,c=.5*(a+d)-h,_=[];function g(t){const e=_.length;return _.push({cx:0,cy:0,charge:0,size:t,bodyIndex:-1,children:[null,null,null,null]}),e}const f=g(l),p=[u],x=[c];function m(t,e,i,s,n){return 2*(e>=s+.5*n?1:0)+(t>=i+.5*n?1:0)}function y(t,e,i,s){const n=.5*s;return{cx0:1&t?e+n:e,cy0:2&t?i+n:i,csz:n}}function T(t,i,s){let n=f,o=u,a=c,r=l;for(let d=0;d<50;d++){const d=_[n];if(-1===d.bodyIndex&&null===d.children[0]&&null===d.children[1]&&null===d.children[2]&&null===d.children[3])return d.bodyIndex=t,d.cx=i,d.cy=s,void(d.charge=e);if(d.bodyIndex>=0){const t=d.bodyIndex,i=d.cx,s=d.cy;d.bodyIndex=-1;const n=m(i,s,o,a,r),{cx0:l,cy0:h,csz:u}=y(n,o,a,r),c=g(u);p[c]=l,x[c]=h,d.children[n]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=s,_[c].charge=e}const l=m(i,s,o,a,r);if(null===d.children[l]){const{cx0:n,cy0:h,csz:u}=y(l,o,a,r),c=g(u);return p[c]=n,x[c]=h,d.children[l]=c,_[c].bodyIndex=t,_[c].cx=i,_[c].cy=s,void(_[c].charge=e)}const{cx0:h,cy0:u,csz:c}=y(l,o,a,r);n=d.children[l],o=h,a=u,r=c}}for(let e=0;e<n;e++)T(e,t[e].x,t[e].y);!function t(e){const i=_[e];if(i.bodyIndex>=0)return;let s=0,n=0,o=0,a=0;for(let e=0;e<4;e++){const r=i.children[e];if(null===r)continue;t(r);const d=_[r],l=Math.abs(d.charge);s+=d.charge,n+=d.cx*l,o+=d.cy*l,a+=l}a>0&&(i.cx=n/a,i.cy=o/a),i.charge=s}(f);const S=_.length,v=Math.ceil(Math.sqrt(S)),A=v*v,D=new Float32Array(4*A),E=new Float32Array(4*A),N=new Float32Array(4*A);for(let t=0;t<S;t++){const e=_[t],n=4*t;D[n]=e.cx,D[n+1]=e.cy,D[n+2]=e.charge,e.bodyIndex>=0?D[n+3]=-(e.bodyIndex+1):D[n+3]=e.size,E[n]=null!==e.children[0]?e.children[0]:-1,E[n+1]=null!==e.children[1]?e.children[1]:-1,E[n+2]=null!==e.children[2]?e.children[2]:-1,E[n+3]=null!==e.children[3]?e.children[3]:-1,N[n]=null!==(i=p[t])&&void 0!==i?i:0,N[n+1]=null!==(s=x[t])&&void 0!==s?s:0,N[n+2]=e.size,N[n+3]=0}for(let t=S;t<A;t++){const e=4*t;D[e+3]=0,E[e]=-1,E[e+1]=-1,E[e+2]=-1,E[e+3]=-1,N[e]=0,N[e+1]=0,N[e+2]=0,N[e+3]=0}return{treeData:D,treeChildren:E,treeGeometry:N,nodeCount:S,texWidth:v}}(n,s);this._uploadTexture(this._treeDataTexture,o.treeData,o.texWidth),this._uploadTexture(this._treeChildrenTexture,o.treeChildren,o.texWidth),this._uploadTexture(this._treeGeometryTexture,o.treeGeometry,o.texWidth),this._treeTexWidth=o.texWidth,this._treeNodeCount=o.nodeCount}_getEdgeMidpoints(){var t,e,i,s;const n=[];for(let o=0;o<this._edges.length;o++){const a=this._edges[o],r="object"==typeof a.source?a.source.id:a.source,d="object"==typeof a.target?a.target.id:a.target,l=this._nodeIndexByNodeId[r],h=this._nodeIndexByNodeId[d];if(void 0===l||void 0===h)continue;const u=this._nodes[l],c=this._nodes[h];n.push({x:.5*((null!==(t=u.x)&&void 0!==t?t:0)+(null!==(e=c.x)&&void 0!==e?e:0)),y:.5*((null!==(i=u.y)&&void 0!==i?i:0)+(null!==(s=c.y)&&void 0!==s?s:0))})}return n}_buildAndUploadAdjacency(){var t,e;if(0===this._nodes.length)return;const i=null!==(e=null===(t=this._settings.links)||void 0===t?void 0:t.distance)&&void 0!==e?e:50,s=function(t,e,i){const s=t.length,n={};for(let e=0;e<s;e++)n[t[e].id]=e;const o=new Uint32Array(s),a=[];for(let t=0;t<e.length;t++){const i=e[t],s="object"==typeof i.source?i.source.id:i.source,r="object"==typeof i.target?i.target.id:i.target,d=n[s],l=n[r];void 0!==d&&void 0!==l&&(a.push({srcIdx:d,tgtIdx:l}),o[d]++,o[l]++)}const r=2*a.length,d=new Uint32Array(s),l=new Uint32Array(s),h=new Uint32Array(s);for(const{srcIdx:t,tgtIdx:e}of a)h[t]++,h[e]++;let u=0;for(let t=0;t<s;t++)l[t]=u,d[t]=h[t],u+=h[t];const c=new Float32Array(4*r),_=new Uint32Array(s);for(let t=0;t<s;t++)_[t]=l[t];for(const{srcIdx:t,tgtIdx:e}of a){const s=o[t]/(o[t]+o[e]),n=1/Math.min(o[t],o[e]);{const o=4*_[t];c[o]=e,c[o+1]=i,c[o+2]=n,c[o+3]=1-s,_[t]++}{const o=4*_[e];c[o]=t,c[o+1]=i,c[o+2]=n,c[o+3]=s,_[e]++}}const g=Math.max(1,Math.ceil(Math.sqrt(s))),f=new Float32Array(g*g*4);for(let t=0;t<s;t++)f[4*t]=l[t],f[4*t+1]=d[t];const p=Math.max(1,Math.ceil(Math.sqrt(r))),x=new Float32Array(p*p*4);return x.set(c),{offsets:f,edges:x,offsetsTexWidth:g,edgesTexWidth:p}}(this._nodes,this._edges,i);this._cachedAdjacency=s,this._uploadTexture(this._adjOffsetsTexture,s.offsets,s.offsetsTexWidth),this._uploadTexture(this._adjEdgesTexture,s.edges,s.edgesTexWidth)}_pinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._pinNode(this._nodes[e])}_unpinNodes(t){t||(t=this._nodes);for(let e=0;e<t.length;e++)this._unpinNode(this._nodes[e])}_pinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=t.x),null!==t.sy&&void 0!==t.sy||(t.fy=t.y)}_unpinNode(t){null!==t.sx&&void 0!==t.sx||(t.fx=null),null!==t.sy&&void 0!==t.sy||(t.fy=null)}_stickNode(t){t.sx=t.x,t.fx=t.x,t.sy=t.y,t.fy=t.y}_unstickNode(t){t.sx=null,t.sy=null,this._settings.isPhysicsEnabled&&(t.fx=null,t.fy=null)}_initializeNewData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e+=1){const i=t.nodes[e].id;void 0!==this._nodeIndexByNodeId[i]?this._nodeIndexByNodeId[i]=e:this._nodes.push(t.nodes[e])}else this._nodes=[];if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}else this._edges=[];this._rebuildNodeIndex(),this._cachedAdjacency=null}_initGPU(){const t=this._gl;t.getExtension("EXT_color_buffer_float");const e=M(t,"#version 300 es\r\n\r\nin vec2 aPosition;\r\n\r\nvoid main() {\r\n  gl_Position = vec4(aPosition, 0.0, 1.0);\r\n}\r\n",I.VERTEX),i=M(t,"#version 300 es\r\n\r\nprecision highp float;\r\n\r\nuniform sampler2D uState;\r\nuniform sampler2D uFixed;\r\nuniform sampler2D uTreeData;\r\nuniform sampler2D uTreeChildren;\r\nuniform sampler2D uTreeGeometry;\r\nuniform sampler2D uAdjOffsets;\r\nuniform sampler2D uAdjEdges;\r\n\r\nuniform int uNodeCount;\r\nuniform int uTexWidth;\r\nuniform float uAlpha;\r\nuniform float uDamping;\r\n\r\nuniform float uManyBodyStrength;\r\nuniform float uTheta2;\r\nuniform float uDistanceMin2;\r\nuniform float uDistanceMax2;\r\nuniform int uTreeNodeCount;\r\nuniform int uTreeTexWidth;\r\n\r\nuniform int uAdjOffsetsTexWidth;\r\nuniform int uAdjEdgesTexWidth;\r\n\r\nuniform vec2 uCenter;\r\nuniform float uCenterStrength;\r\n\r\nuniform float uCollisionRadius;\r\nuniform float uCollisionStrength;\r\n\r\nuniform float uForceXTarget;\r\nuniform float uForceXStrength;\r\nuniform float uForceYTarget;\r\nuniform float uForceYStrength;\r\n\r\nuniform float uHasManyBody;\r\nuniform float uHasLinks;\r\nuniform float uHasCentering;\r\nuniform float uHasCollision;\r\nuniform float uHasPositioning;\r\n\r\nout vec4 fragColor;\r\n\r\nivec2 texCoord(int idx, int tw) {\r\n  return ivec2(idx % tw, idx / tw);\r\n}\r\n\r\nvoid main() {\r\n  ivec2 fc = ivec2(gl_FragCoord.xy);\r\n  int nodeId = fc.y * uTexWidth + fc.x;\r\n\r\n  if (nodeId >= uNodeCount) {\r\n    fragColor = vec4(0.0);\r\n    return;\r\n  }\r\n\r\n  vec4 fixedData = texelFetch(uFixed, fc, 0);\r\n  if (fixedData.x > 0.5) {\r\n    fragColor = vec4(fixedData.yz, 0.0, 0.0);\r\n    return;\r\n  }\r\n\r\n  vec4 state = texelFetch(uState, fc, 0);\r\n  vec2 pos = state.xy;\r\n  vec2 vel = state.zw;\r\n\r\n  if (uHasManyBody > 0.5 && uTreeNodeCount > 0) {\r\n    int stack[128];\r\n    int top = 0;\r\n    stack[top++] = 0;\r\n\r\n    while (top > 0) {\r\n      int idx = stack[--top];\r\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\r\n      float w = data.w;\r\n\r\n      if (w < -0.5) {\r\n        int bodyIdx = int(-w - 0.5);\r\n        if (bodyIdx != nodeId) {\r\n          vec2 delta = data.xy - pos;\r\n          float distSq = dot(delta, delta);\r\n\r\n          if (distSq < 1e-8) {\r\n            delta = vec2(float(nodeId) * 1e-4 - float(bodyIdx) * 1e-4 + 1e-4, 1e-4);\r\n            distSq = dot(delta, delta);\r\n          }\r\n\r\n          if (distSq < uDistanceMax2) {\r\n            float l = distSq;\r\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\r\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\r\n          }\r\n        }\r\n      } else {\r\n        vec2 delta = data.xy - pos;\r\n        float distSq = dot(delta, delta);\r\n\r\n        if (distSq > 0.0 && w * w / distSq < uTheta2) {\r\n          if (distSq < uDistanceMax2) {\r\n            float l = distSq;\r\n            if (l < uDistanceMin2) l = sqrt(uDistanceMin2 * l);\r\n            vel += delta * (data.z * uAlpha / max(l, 1e-6));\r\n          }\r\n        } else {\r\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\r\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\r\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\r\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\r\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\r\n        }\r\n      }\r\n    }\r\n  }\r\n\r\n  if (uHasCollision > 0.5 && uCollisionRadius > 0.0 && uTreeNodeCount > 0) {\r\n    float collisionDiam = uCollisionRadius * 2.0;\r\n    vec2 predictedPos = state.xy + state.zw;\r\n    int stack[64];\r\n    int top = 0;\r\n    stack[top++] = 0;\r\n\r\n    while (top > 0) {\r\n      int idx = stack[--top];\r\n      vec4 data = texelFetch(uTreeData, texCoord(idx, uTreeTexWidth), 0);\r\n      float w = data.w;\r\n\r\n      if (w < -0.5) {\r\n        int bodyIdx = int(-w - 0.5);\r\n        if (bodyIdx != nodeId && bodyIdx < uNodeCount) {\r\n          vec2 delta = data.xy - predictedPos;\r\n          float dist = length(delta);\r\n\r\n          if (dist < collisionDiam && dist > 0.0) {\r\n            float push = (collisionDiam - dist) * uCollisionStrength;\r\n            vel -= (delta / dist) * push * 0.5;\r\n          }\r\n        }\r\n      } else {\r\n        vec4 geo = texelFetch(uTreeGeometry, texCoord(idx, uTreeTexWidth), 0);\r\n        float cellSize = geo.z;\r\n        vec2 nearest = clamp(predictedPos, geo.xy, geo.xy + cellSize);\r\n        float distToCell = length(nearest - predictedPos);\r\n\r\n        if (distToCell < collisionDiam) {\r\n          vec4 ch = texelFetch(uTreeChildren, texCoord(idx, uTreeTexWidth), 0);\r\n          if (ch.w >= 0.0 && top < 64) stack[top++] = int(ch.w + 0.5);\r\n          if (ch.z >= 0.0 && top < 64) stack[top++] = int(ch.z + 0.5);\r\n          if (ch.y >= 0.0 && top < 64) stack[top++] = int(ch.y + 0.5);\r\n          if (ch.x >= 0.0 && top < 64) stack[top++] = int(ch.x + 0.5);\r\n        }\r\n      }\r\n    }\r\n  }\r\n\r\n  if (uHasLinks > 0.5) {\r\n    vec4 offData = texelFetch(uAdjOffsets, texCoord(nodeId, uAdjOffsetsTexWidth), 0);\r\n    int start = int(offData.x + 0.5);\r\n    int count = int(offData.y + 0.5);\r\n\r\n    for (int e = 0; e < count; e++) {\r\n      vec4 edgeData = texelFetch(uAdjEdges, texCoord(start + e, uAdjEdgesTexWidth), 0);\r\n      int targetId = int(edgeData.x + 0.5);\r\n      float restDist = edgeData.y;\r\n      float strength = edgeData.z;\r\n      float dirBias = edgeData.w;\r\n\r\n      vec4 targetState = texelFetch(uState, texCoord(targetId, uTexWidth), 0);\r\n      vec2 delta = (targetState.xy + targetState.zw) - (state.xy + state.zw);\r\n      float d = length(delta);\r\n\r\n      if (d < 1e-6) {\r\n        delta = vec2(1e-3, 1e-3);\r\n        d = length(delta);\r\n      }\r\n\r\n      float scale = (d - restDist) / d * uAlpha * strength;\r\n      vel += delta * scale * dirBias;\r\n    }\r\n  }\r\n\r\n  if (uHasCentering > 0.5) {\r\n    vel += (uCenter - pos) * uCenterStrength * uAlpha;\r\n  }\r\n\r\n  if (uHasPositioning > 0.5) {\r\n    vel.x += (uForceXTarget - pos.x) * uForceXStrength * uAlpha;\r\n    vel.y += (uForceYTarget - pos.y) * uForceYStrength * uAlpha;\r\n  }\r\n\r\n  vel *= uDamping;\r\n  pos += vel;\r\n\r\n  fragColor = vec4(pos, vel);\r\n}\r\n",I.FRAGMENT),s=t.createProgram();if(!s)throw new b("Failed to create program.");if(this._forceProgram=s,t.attachShader(s,e),t.attachShader(s,i),t.linkProgram(s),!t.getProgramParameter(s,t.LINK_STATUS)){const e=t.getProgramInfoLog(s);throw new b(`Failed to link force program: ${e}`)}this._cacheUniformLocations(s),this._quadBuffer=t.createBuffer();const n=new Float32Array([-1,-1,1,-1,-1,1,1,1]);t.bindBuffer(t.ARRAY_BUFFER,this._quadBuffer),t.bufferData(t.ARRAY_BUFFER,n,t.STATIC_DRAW),this._quadVAO=t.createVertexArray(),t.bindVertexArray(this._quadVAO);const o=t.getAttribLocation(s,"aPosition");t.enableVertexAttribArray(o),t.vertexAttribPointer(o,2,t.FLOAT,!1,0,0),t.bindVertexArray(null),this._stateTexA=t.createTexture(),this._stateTexB=t.createTexture(),this._fixedTex=t.createTexture(),this._treeDataTexture=t.createTexture(),this._treeChildrenTexture=t.createTexture(),this._treeGeometryTexture=t.createTexture(),this._adjOffsetsTexture=t.createTexture(),this._adjEdgesTexture=t.createTexture(),this._fboA=t.createFramebuffer(),this._fboB=t.createFramebuffer()}_cacheUniformLocations(t){const e=this._gl,i=["uState","uFixed","uTreeData","uTreeChildren","uTreeGeometry","uAdjOffsets","uAdjEdges","uNodeCount","uTexWidth","uAlpha","uDamping","uManyBodyStrength","uTheta2","uDistanceMin2","uDistanceMax2","uTreeNodeCount","uTreeTexWidth","uAdjOffsetsTexWidth","uAdjEdgesTexWidth","uCenter","uCenterStrength","uCollisionRadius","uCollisionStrength","uForceXTarget","uForceXStrength","uForceYTarget","uForceYStrength","uHasManyBody","uHasLinks","uHasCentering","uHasCollision","uHasPositioning"];for(const s of i)this._uniforms[s]=e.getUniformLocation(t,s)}_uploadDataToGPU(){var t,e,i,s,n,o,a,r;const d=this._gl,l=this._nodes.length;this._texWidth=Math.max(1,Math.ceil(Math.sqrt(l)));const h=this._texWidth*this._texWidth,u=new Float32Array(4*h),c=new Float32Array(4*h);for(let d=0;d<l;d++){const l=this._nodes[d],h=4*d;u[h]=null!==(t=l.x)&&void 0!==t?t:0,u[h+1]=null!==(e=l.y)&&void 0!==e?e:0,u[h+2]=null!==(i=l.vx)&&void 0!==i?i:0,u[h+3]=null!==(s=l.vy)&&void 0!==s?s:0,c[h]=null!==l.fx&&void 0!==l.fx?1:0,c[h+1]=null!==(o=null!==(n=l.fx)&&void 0!==n?n:l.x)&&void 0!==o?o:0,c[h+2]=null!==(r=null!==(a=l.fy)&&void 0!==a?a:l.y)&&void 0!==r?r:0,c[h+3]=0}this._uploadTexture(this._stateTexA,u,this._texWidth),this._uploadTexture(this._stateTexB,u,this._texWidth),this._uploadTexture(this._fixedTex,c,this._texWidth),d.bindFramebuffer(d.FRAMEBUFFER,this._fboA),d.framebufferTexture2D(d.FRAMEBUFFER,d.COLOR_ATTACHMENT0,d.TEXTURE_2D,this._stateTexA,0),d.bindFramebuffer(d.FRAMEBUFFER,this._fboB),d.framebufferTexture2D(d.FRAMEBUFFER,d.COLOR_ATTACHMENT0,d.TEXTURE_2D,this._stateTexB,0),d.bindFramebuffer(d.FRAMEBUFFER,null),this._pingPong=!0}_uploadTexture(t,e,i){const s=this._gl;s.bindTexture(s.TEXTURE_2D,t),s.texImage2D(s.TEXTURE_2D,0,s.RGBA32F,i,i,0,s.RGBA,s.FLOAT,e),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MAG_FILTER,s.NEAREST),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE)}_simulateGPUStep(t){var e,i,s,n,o,a,r,d,l,h;const u=this._gl,c=this._forceProgram;if(!c)throw new b("Force program not initialized.");const _=this._nodes.length;if(0===_)return;u.useProgram(c);const g=this._uniforms;u.uniform1i(g.uNodeCount,_),u.uniform1i(g.uTexWidth,this._texWidth),u.uniform1f(g.uAlpha,t),u.uniform1f(g.uDamping,.6);const f=null!==this._settings.manyBody&&void 0!==this._settings.manyBody;if(u.uniform1f(g.uHasManyBody,f?1:0),f){const t=this._settings.manyBody;u.uniform1f(g.uManyBodyStrength,t.strength);const s=t.theta;u.uniform1f(g.uTheta2,s*s),u.uniform1f(g.uDistanceMin2,t.distanceMin*t.distanceMin);const n=t.distanceMax>0?t.distanceMax:T(null!==(i=null===(e=this._settings.links)||void 0===e?void 0:e.distance)&&void 0!==i?i:50);u.uniform1f(g.uDistanceMax2,n*n),u.uniform1i(g.uTreeNodeCount,this._treeNodeCount),u.uniform1i(g.uTreeTexWidth,this._treeTexWidth)}const p=null!==this._cachedAdjacency&&this._edges.length>0;u.uniform1f(g.uHasLinks,p?1:0),p&&(u.uniform1i(g.uAdjOffsetsTexWidth,this._cachedAdjacency.offsetsTexWidth),u.uniform1i(g.uAdjEdgesTexWidth,this._cachedAdjacency.edgesTexWidth)),u.uniform1f(g.uHasCentering,0);const x=null!==this._settings.collision&&void 0!==this._settings.collision;u.uniform1f(g.uHasCollision,x?1:0),x&&(u.uniform1f(g.uCollisionRadius,this._settings.collision.radius),u.uniform1f(g.uCollisionStrength,this._settings.collision.strength));const m=null!==this._settings.positioning&&void 0!==this._settings.positioning;if(u.uniform1f(g.uHasPositioning,m?1:0),m){const t=this._settings.positioning;u.uniform1f(g.uForceXTarget,null!==(n=null===(s=t.forceX)||void 0===s?void 0:s.x)&&void 0!==n?n:0),u.uniform1f(g.uForceXStrength,null!==(a=null===(o=t.forceX)||void 0===o?void 0:o.strength)&&void 0!==a?a:0),u.uniform1f(g.uForceYTarget,null!==(d=null===(r=t.forceY)||void 0===r?void 0:r.y)&&void 0!==d?d:0),u.uniform1f(g.uForceYStrength,null!==(h=null===(l=t.forceY)||void 0===l?void 0:l.strength)&&void 0!==h?h:0)}const y=this._pingPong?this._stateTexA:this._stateTexB,S=this._pingPong?this._fboB:this._fboA;u.activeTexture(u.TEXTURE0),u.bindTexture(u.TEXTURE_2D,y),u.uniform1i(g.uState,0),u.activeTexture(u.TEXTURE1),u.bindTexture(u.TEXTURE_2D,this._fixedTex),u.uniform1i(g.uFixed,1),u.activeTexture(u.TEXTURE2),u.bindTexture(u.TEXTURE_2D,this._treeDataTexture),u.uniform1i(g.uTreeData,2),u.activeTexture(u.TEXTURE3),u.bindTexture(u.TEXTURE_2D,this._treeChildrenTexture),u.uniform1i(g.uTreeChildren,3),u.activeTexture(u.TEXTURE4),u.bindTexture(u.TEXTURE_2D,this._adjOffsetsTexture),u.uniform1i(g.uAdjOffsets,4),u.activeTexture(u.TEXTURE5),u.bindTexture(u.TEXTURE_2D,this._adjEdgesTexture),u.uniform1i(g.uAdjEdges,5),u.activeTexture(u.TEXTURE6),u.bindTexture(u.TEXTURE_2D,this._treeGeometryTexture),u.uniform1i(g.uTreeGeometry,6),u.bindFramebuffer(u.FRAMEBUFFER,S),u.viewport(0,0,this._texWidth,this._texWidth),u.bindVertexArray(this._quadVAO),u.drawArrays(u.TRIANGLE_STRIP,0,4),u.bindVertexArray(null),u.bindFramebuffer(u.FRAMEBUFFER,null),this._pingPong=!this._pingPong}_readbackFromGPU(){const t=this._gl,e=this._nodes.length;if(0===e)return;const i=this._pingPong?this._fboA:this._fboB,s=this._texWidth*this._texWidth,n=new Float32Array(4*s);t.bindFramebuffer(t.FRAMEBUFFER,i),t.readPixels(0,0,this._texWidth,this._texWidth,t.RGBA,t.FLOAT,n),t.bindFramebuffer(t.FRAMEBUFFER,null);for(let t=0;t<e;t++){const e=this._nodes[t],i=4*t;e.x=n[i],e.y=n[i+1],e.vx=n[i+2],e.vy=n[i+3]}}}class U extends E{constructor(){super(...arguments),this._isCalculating=!1,this._pendingRecalculation=!1}setupData(t){this._nodes=[...t.nodes],this._edges=[...t.edges],this._rebuildNodeIndex(),this._calculateAndEmit()}mergeData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=this._nodeIndexByNodeId[t.nodes[e].id];void 0!==i?this._nodes[i]=t.nodes[e]:this._nodes.push(t.nodes[e])}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}this._rebuildNodeIndex(),this._calculateAndEmit()}updateData(t){const e=new Set(t.nodes.map(t=>t.id)),i=this._nodes.filter(t=>e.has(t.id)),s=t.nodes.filter(t=>void 0===this._nodeIndexByNodeId[t.id]);this._nodes=[...i,...s],this._edges=t.edges,this._rebuildNodeIndex(),this._calculateAndEmit()}deleteData(t){if(t.nodeIds){const e=new Set(t.nodeIds);this._nodes=this._nodes.filter(t=>!e.has(t.id))}if(t.edgeIds){const e=new Set(t.edgeIds);this._edges=this._edges.filter(t=>!e.has(t.id))}this._rebuildNodeIndex(),this._calculateAndEmit()}patchData(t){if(t.nodes)for(let e=0;e<t.nodes.length;e++){const i=t.nodes[e].id,s=this._nodeIndexByNodeId[i];void 0!==s?this._nodes[s]=t.nodes[e]:(this._nodes.push(t.nodes[e]),this._nodeIndexByNodeId[i]=this._nodes.length-1)}if(t.edges){const e={};for(let t=0;t<this._edges.length;t++)e[this._edges[t].id]=t;for(let i=0;i<t.edges.length;i++){const s=t.edges[i].id;s in e?this._edges[e[s]]=t.edges[i]:this._edges.push(t.edges[i])}}}clearData(){this._nodes=[],this._edges=[],this._nodeIndexByNodeId={}}activateSimulation(){}stopSimulation(){}startDragNode(){}dragNode(t,e){const i=this._nodeIndexByNodeId[t];if(void 0!==i){const t=this._nodes[i];t.x=e.x,t.y=e.y,t.fx=e.x,t.fy=e.y,this.emit(s.NODE_DRAG,{nodes:this._nodes,edges:this._edges})}}endDragNode(t){}fixNodes(t){}releaseNodes(t){}setSettings(t){const e=g(this._config);Object.assign(this._config,t),!f(this._config,e)&&this._nodes.length>0&&this._calculateAndEmit()}terminate(){this._pendingRecalculation=!1,super.terminate()}_calculateAndEmit(){0===this._nodes.length||this._cancelSimulation||(this._isCalculating?this._pendingRecalculation=!0:(this._isCalculating=!0,this.emit(s.SIMULATION_START,void 0),this.calculatePositions(this._nodes,this._edges,t=>{this.emit(s.SIMULATION_PROGRESS,{nodes:this._nodes,edges:this._edges,progress:t})},()=>this._cancelSimulation,()=>{this._isCalculating=!1,this._cancelSimulation||this.emit(s.SIMULATION_END,{nodes:this._nodes,edges:this._edges}),this._cancelSimulation=!1,this._pendingRecalculation&&(this._pendingRecalculation=!1,this._calculateAndEmit())})))}_emitProgress(t,e,i,s){const n=Math.round(100*t/e);return n>i?(s(n/100),n):i}}class P extends U{constructor(t){super(),this.type="circular",this._config=Object.assign(Object.assign({},y),t)}calculatePositions(t,e,i,s,n){const o=2*Math.PI/t.length;let a=-1,r=0;const d=()=>{if(s())return void n();const e=Math.min(r+5e3,t.length);for(;r<e;r++)t[r].x=this._config.centerX+this._config.radius*Math.cos(o*r),t[r].y=this._config.centerY+this._config.radius*Math.sin(o*r);r<t.length&&!this._cancelSimulation?(a=this._emitProgress(r+1,t.length,a,i),this._scheduleNext(d)):n()};d()}}class O extends 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diff --git a/package-lock.json b/package-lock.json
index d17790c..18d6e36 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
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-  "version": "0.4.3",
+  "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@memgraph/orb",
-      "version": "0.4.3",
+      "version": "1.0.0",
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       "dependencies": {
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         "conventional-changelog-eslint": "^6.1.0",
         "copy-webpack-plugin": "^14.0.0",
+        "esbuild": "^0.28.1",
         "eslint": "^8.57.1",
         "eslint-config-google": "^0.14.0",
         "eslint-config-prettier": "^10.1.8",
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+      "dev": true,
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+      "os": [
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+      "engines": {
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+      "dev": true,
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+      "optional": true,
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+        "netbsd"
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+    "node_modules/@esbuild/netbsd-x64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/netbsd-x64/-/netbsd-x64-0.28.1.tgz",
+      "integrity": "sha512-aeL6lAnN89Hz43Mlh1G8ARasbuoYvSITDEx0tHh5b7jJnHcssqgjy9Yx430GDpmCa6OyrKoS0aNRjKundRizGg==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "netbsd"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/openbsd-arm64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/openbsd-arm64/-/openbsd-arm64-0.28.1.tgz",
+      "integrity": "sha512-MEFJe5C3R8pwXdZ5Y21oo6m7ePiS0d9pWucn99O/wvyJZChoIQKrQDxKrGeW8F5+T0okTHesAmDeiHDTIq0V/Q==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openbsd"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/openbsd-x64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/openbsd-x64/-/openbsd-x64-0.28.1.tgz",
+      "integrity": "sha512-i/ZLIOafE0Z8cI/XANJAixoJL/uRAoS2xOA3rb0xN+KK0K177cMAsQYkzHtBrtMXAKuAc7HGgcWiZ/sRC1Nxgw==",
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+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openbsd"
+      ],
+      "engines": {
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+      }
+    },
+    "node_modules/@esbuild/openharmony-arm64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/openharmony-arm64/-/openharmony-arm64-0.28.1.tgz",
+      "integrity": "sha512-ge+Z7EXFNt2BO1oAMsVpiQ8EwndV9i1xXerAeTIK7AtPs3bKFXQM7nlRxDSIUIMeueR1CNXxqztLzdNeReKBJg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "openharmony"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/sunos-x64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/sunos-x64/-/sunos-x64-0.28.1.tgz",
+      "integrity": "sha512-BEjgtECkL3vY+SaSQ6nzVfiALUeFxpawyp8Jmf5PtYhf1Ug40N1h/hxlhts+f1FvSvarEigdxS3BlSMI2PJLcQ==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "sunos"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/win32-arm64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-arm64/-/win32-arm64-0.28.1.tgz",
+      "integrity": "sha512-lCv9eK/H6ZJWbE7bh2nw54CZ9M2nupBxJcTsdk/QQnWkdSjKGuxmmH8/GWrlT1eMmZfn4dGcCjRte397WqfQXA==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/win32-ia32": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-ia32/-/win32-ia32-0.28.1.tgz",
+      "integrity": "sha512-zvb/mB2bSCoJOpoCBgYKKpX6YM6mJBlBUVUtVj41DlZJVEB6/0CKlRYxP5wWl1C1ILiCoAU5wZZ4q1P3qeS6Eg==",
+      "cpu": [
+        "ia32"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/@esbuild/win32-x64": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/@esbuild/win32-x64/-/win32-x64-0.28.1.tgz",
+      "integrity": "sha512-bm4Mowrv+GXMlpWX++EcXw/iLyd1o3+bJkC2DkWXYVvgZCqD/bSj9ctZeAMC3cIxgjRVR2Dufaiu4YPxr5gW1A==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "win32"
+      ],
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/@eslint-community/eslint-utils": {
       "version": "4.10.1",
       "resolved": "https://registry.npmjs.org/@eslint-community/eslint-utils/-/eslint-utils-4.10.1.tgz",
@@ -5650,16 +6093,6 @@
         "node": ">=18"
       }
     },
-    "node_modules/conventional-commits-filter": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/conventional-commits-filter/-/conventional-commits-filter-6.0.1.tgz",
-      "integrity": "sha512-cs+LadpH7Kpw0M3k8wurk+sOVVDAENA0iK4OBOrkL94j5lEVYRJ4j3zd2bhY9qgzyrPqthdcYT3axzRN7AliMg==",
-      "extraneous": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=22"
-      }
-    },
     "node_modules/conventional-commits-parser": {
       "version": "7.1.1",
       "resolved": "https://registry.npmjs.org/conventional-commits-parser/-/conventional-commits-parser-7.1.1.tgz",
@@ -6478,6 +6911,48 @@
         "tests/types"
       ]
     },
+    "node_modules/esbuild": {
+      "version": "0.28.1",
+      "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.28.1.tgz",
+      "integrity": "sha512-HrJrvZv5ayxBzPfwphOoNzkzOIIlifzk0KJrGK2c8R4+LKpMtpYLQeUdjnwjWv/LZlkH2laZk+4w78pi99D4Vw==",
+      "dev": true,
+      "hasInstallScript": true,
+      "license": "MIT",
+      "bin": {
+        "esbuild": "bin/esbuild"
+      },
+      "engines": {
+        "node": ">=18"
+      },
+      "optionalDependencies": {
+        "@esbuild/aix-ppc64": "0.28.1",
+        "@esbuild/android-arm": "0.28.1",
+        "@esbuild/android-arm64": "0.28.1",
+        "@esbuild/android-x64": "0.28.1",
+        "@esbuild/darwin-arm64": "0.28.1",
+        "@esbuild/darwin-x64": "0.28.1",
+        "@esbuild/freebsd-arm64": "0.28.1",
+        "@esbuild/freebsd-x64": "0.28.1",
+        "@esbuild/linux-arm": "0.28.1",
+        "@esbuild/linux-arm64": "0.28.1",
+        "@esbuild/linux-ia32": "0.28.1",
+        "@esbuild/linux-loong64": "0.28.1",
+        "@esbuild/linux-mips64el": "0.28.1",
+        "@esbuild/linux-ppc64": "0.28.1",
+        "@esbuild/linux-riscv64": "0.28.1",
+        "@esbuild/linux-s390x": "0.28.1",
+        "@esbuild/linux-x64": "0.28.1",
+        "@esbuild/netbsd-arm64": "0.28.1",
+        "@esbuild/netbsd-x64": "0.28.1",
+        "@esbuild/openbsd-arm64": "0.28.1",
+        "@esbuild/openbsd-x64": "0.28.1",
+        "@esbuild/openharmony-arm64": "0.28.1",
+        "@esbuild/sunos-x64": "0.28.1",
+        "@esbuild/win32-arm64": "0.28.1",
+        "@esbuild/win32-ia32": "0.28.1",
+        "@esbuild/win32-x64": "0.28.1"
+      }
+    },
     "node_modules/escalade": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.2.0.tgz",
diff --git a/package.json b/package.json
index 0dd472e..b7696ae 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@memgraph/orb",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "Graph visualization library",
   "engines": {
     "node": ">=18.0.0"
@@ -28,8 +28,8 @@
   "author": "Memgraph Ltd. <contact@memgraph.com>",
   "license": "Apache-2.0",
   "scripts": {
-    "build": "tsc",
-    "build:release": "tsc && webpack",
+    "build": "tsc && node scripts/build-inline-worker.mjs",
+    "build:release": "npm run build && webpack",
     "webpack": "webpack",
     "webpack:watch": "webpack --watch",
     "serve": "http-server ./dist/browser/ -o -c-1 -p 8082",
@@ -53,8 +53,6 @@
     "dist",
     "!dist/browser/*.html",
     "!dist/browser/orb.js",
-    "!dist/browser/orb.worker.js",
-    "!dist/browser/orb.worker.vendor.js",
     "LICENSE",
     "README.md"
   ],
@@ -79,6 +77,7 @@
     "@typescript-eslint/parser": "^8.56.1",
     "conventional-changelog-eslint": "^6.1.0",
     "copy-webpack-plugin": "^14.0.0",
+    "esbuild": "^0.28.1",
     "eslint": "^8.57.1",
     "eslint-config-google": "^0.14.0",
     "eslint-config-prettier": "^10.1.8",
@@ -104,6 +103,9 @@
       "ts"
     ],
     "rootDir": "",
+    "moduleNameMapper": {
+      "simulator\\.worker\\.inline$": "<rootDir>/test/stubs/worker-inline.ts"
+    },
     "testRegex": ".spec.ts$",
     "transform": {
       "^.+\\.(t|j)s$": "ts-jest"
diff --git a/scripts/build-inline-worker.mjs b/scripts/build-inline-worker.mjs
new file mode 100644
index 0000000..81d0b3a
--- /dev/null
+++ b/scripts/build-inline-worker.mjs
@@ -0,0 +1,29 @@
+import { build } from 'esbuild';
+import { mkdir, writeFile } from 'node:fs/promises';
+import { dirname, join, resolve } from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const root = resolve(dirname(fileURLToPath(import.meta.url)), '..');
+const entry = join(root, 'src/simulator/types/web-worker-simulator/simulator.worker.ts');
+const outDir = join(root, 'dist/simulator/types/web-worker-simulator');
+const outBase = join(outDir, 'simulator.worker.inline');
+
+const result = await build({
+  entryPoints: [entry],
+  bundle: true,
+  format: 'iife',
+  platform: 'browser',
+  target: 'es2020',
+  minify: true,
+  write: false,
+  legalComments: 'eof',
+});
+
+const source = result.outputFiles[0].text;
+
+await mkdir(outDir, { recursive: true });
+await writeFile(`${outBase}.js`, `export default ${JSON.stringify(source)};\n`, 'utf8');
+await writeFile(`${outBase}.d.ts`, 'declare const workerSource: string;\nexport default workerSource;\n', 'utf8');
+
+const kb = (source.length / 1024).toFixed(1);
+console.log(`[build-inline-worker] wrote ${outBase}.js (${kb} KB self-contained worker)`);
diff --git a/src/simulator/shared.ts b/src/simulator/shared.ts
index 683e444..cd38aba 100644
--- a/src/simulator/shared.ts
+++ b/src/simulator/shared.ts
@@ -80,6 +80,36 @@ export interface ISimulator extends IEmitter<SimulatorEvents> {
   terminate(): void;
 }
 
+// Forwards every simulator event from `source` to `target`, toggling running state via
+// `onRunningChange` on start/end. Shared by the main-thread simulator (engine -> self)
+// and the web-worker simulator's fallback (fallback -> self).
+export function relaySimulatorEvents(
+  source: IEmitter<SimulatorEvents>,
+  target: IEmitter<SimulatorEvents>,
+  onRunningChange: (isRunning: boolean) => void,
+): void {
+  source.on(SimulatorEventType.SIMULATION_START, () => {
+    target.emit(SimulatorEventType.SIMULATION_START, undefined);
+    onRunningChange(true);
+  });
+  source.on(SimulatorEventType.SIMULATION_PROGRESS, (data) => {
+    target.emit(SimulatorEventType.SIMULATION_PROGRESS, data);
+  });
+  source.on(SimulatorEventType.SIMULATION_END, (data) => {
+    target.emit(SimulatorEventType.SIMULATION_END, data);
+    onRunningChange(false);
+  });
+  source.on(SimulatorEventType.SIMULATION_STEP, (data) => {
+    target.emit(SimulatorEventType.SIMULATION_STEP, data);
+  });
+  source.on(SimulatorEventType.NODE_DRAG, (data) => {
+    target.emit(SimulatorEventType.NODE_DRAG, data);
+  });
+  source.on(SimulatorEventType.SETTINGS_UPDATE, (data) => {
+    target.emit(SimulatorEventType.SETTINGS_UPDATE, data);
+  });
+}
+
 export interface ISimulatorEventGraph {
   nodes: ISimulationNode[];
   edges: ISimulationEdge[];
diff --git a/src/simulator/types/main-thread-simulator.ts b/src/simulator/types/main-thread-simulator.ts
index 9a930d5..88b5555 100644
--- a/src/simulator/types/main-thread-simulator.ts
+++ b/src/simulator/types/main-thread-simulator.ts
@@ -2,9 +2,9 @@ import {
   ISimulationNode,
   ISimulator,
   SimulatorEvents,
-  SimulatorEventType,
   ISimulationGraph,
   ISimulationIds,
+  relaySimulatorEvents,
 } from '../shared';
 import { IPosition } from '../../common';
 import { Emitter } from '../../utils/emitter.utils';
@@ -97,25 +97,8 @@ export class MainThreadSimulator extends Emitter<SimulatorEvents> implements ISi
   }
 
   private _wireEngineEvents() {
-    this._engine.on(SimulatorEventType.SIMULATION_START, () => {
-      this.emit(SimulatorEventType.SIMULATION_START, undefined);
-      this._isSimulationRunning = true;
-    });
-    this._engine.on(SimulatorEventType.SIMULATION_PROGRESS, (data) => {
-      this.emit(SimulatorEventType.SIMULATION_PROGRESS, data);
-    });
-    this._engine.on(SimulatorEventType.SIMULATION_END, (data) => {
-      this.emit(SimulatorEventType.SIMULATION_END, data);
-      this._isSimulationRunning = false;
-    });
-    this._engine.on(SimulatorEventType.SIMULATION_STEP, (data) => {
-      this.emit(SimulatorEventType.SIMULATION_STEP, data);
-    });
-    this._engine.on(SimulatorEventType.NODE_DRAG, (data) => {
-      this.emit(SimulatorEventType.NODE_DRAG, data);
-    });
-    this._engine.on(SimulatorEventType.SETTINGS_UPDATE, (data) => {
-      this.emit(SimulatorEventType.SETTINGS_UPDATE, data);
+    relaySimulatorEvents(this._engine, this, (isRunning) => {
+      this._isSimulationRunning = isRunning;
     });
   }
 }
diff --git a/src/simulator/types/web-worker-simulator/message/input-dispatch.ts b/src/simulator/types/web-worker-simulator/message/input-dispatch.ts
new file mode 100644
index 0000000..d665bce
--- /dev/null
+++ b/src/simulator/types/web-worker-simulator/message/input-dispatch.ts
@@ -0,0 +1,65 @@
+import { IPosition } from '../../../../common';
+import { ISimulationNode, ISimulationGraph, ISimulationIds } from '../../../shared';
+import { IWorkerInputPayload, WorkerInputType } from './worker-input';
+
+export interface ILayoutInputTarget {
+  setupData(data: ISimulationGraph): void;
+  mergeData(data: ISimulationGraph): void;
+  updateData(data: ISimulationGraph): void;
+  deleteData(data: Partial<ISimulationIds>): void;
+  patchData(data: Partial<ISimulationGraph>): void;
+  clearData(): void;
+  activateSimulation(): void;
+  stopSimulation(): void;
+  startDragNode(): void;
+  dragNode(nodeId: number, position: IPosition): void;
+  endDragNode(nodeId: number): void;
+  fixNodes(nodes?: ISimulationNode[]): void;
+  releaseNodes(nodes?: ISimulationNode[]): void;
+}
+
+export function dispatchLayoutInput(target: ILayoutInputTarget, message: IWorkerInputPayload): void {
+  switch (message.type) {
+    case WorkerInputType.SetupData:
+      target.setupData(message.data);
+      break;
+    case WorkerInputType.MergeData:
+      target.mergeData(message.data);
+      break;
+    case WorkerInputType.UpdateData:
+      target.updateData(message.data);
+      break;
+    case WorkerInputType.DeleteData:
+      target.deleteData(message.data);
+      break;
+    case WorkerInputType.PatchData:
+      target.patchData(message.data);
+      break;
+    case WorkerInputType.ClearData:
+      target.clearData();
+      break;
+    case WorkerInputType.ActivateSimulation:
+      target.activateSimulation();
+      break;
+    case WorkerInputType.StopSimulation:
+      target.stopSimulation();
+      break;
+    case WorkerInputType.StartDragNode:
+      target.startDragNode();
+      break;
+    case WorkerInputType.DragNode:
+      target.dragNode(message.data.id, { x: message.data.x, y: message.data.y });
+      break;
+    case WorkerInputType.EndDragNode:
+      target.endDragNode(message.data.id);
+      break;
+    case WorkerInputType.FixNodes:
+      target.fixNodes(message.data.nodes);
+      break;
+    case WorkerInputType.ReleaseNodes:
+      target.releaseNodes(message.data.nodes);
+      break;
+    default:
+      break;
+  }
+}
diff --git a/src/simulator/types/web-worker-simulator/message/worker-output.ts b/src/simulator/types/web-worker-simulator/message/worker-output.ts
index 7325e60..f75cc87 100644
--- a/src/simulator/types/web-worker-simulator/message/worker-output.ts
+++ b/src/simulator/types/web-worker-simulator/message/worker-output.ts
@@ -3,6 +3,7 @@ import { IWorkerPayload } from './worker-payload';
 import { ILayoutSettings } from '../../../engine/shared';
 
 export enum WorkerOutputType {
+  READY = 'ready',
   SIMULATION_START = 'simulation-start',
   SIMULATION_STEP = 'simulation-step',
   SIMULATION_PROGRESS = 'simulation-progress',
@@ -13,6 +14,8 @@ export enum WorkerOutputType {
   SETTINGS_UPDATE = 'settings-update',
 }
 
+type IWorkerOutputReadyPayload = IWorkerPayload<WorkerOutputType.READY>;
+
 type IWorkerOutputSimulationStartPayload = IWorkerPayload<WorkerOutputType.SIMULATION_START>;
 
 type IWorkerOutputSimulationStepPayload = IWorkerPayload<
@@ -64,6 +67,7 @@ type IWorkerOutputSettingsUpdatePayload = IWorkerPayload<
 >;
 
 export type IWorkerOutputPayload =
+  | IWorkerOutputReadyPayload
   | IWorkerOutputSimulationStartPayload
   | IWorkerOutputSimulationStepPayload
   | IWorkerOutputSimulationProgressPayload
diff --git a/src/simulator/types/web-worker-simulator/simulator.worker.inline.d.ts b/src/simulator/types/web-worker-simulator/simulator.worker.inline.d.ts
new file mode 100644
index 0000000..9adbd7a
--- /dev/null
+++ b/src/simulator/types/web-worker-simulator/simulator.worker.inline.d.ts
@@ -0,0 +1,2 @@
+declare const workerSource: string;
+export default workerSource;
diff --git a/src/simulator/types/web-worker-simulator/simulator.worker.ts b/src/simulator/types/web-worker-simulator/simulator.worker.ts
index e922c5c..7bfb64d 100644
--- a/src/simulator/types/web-worker-simulator/simulator.worker.ts
+++ b/src/simulator/types/web-worker-simulator/simulator.worker.ts
@@ -4,6 +4,7 @@ import { ILayoutEngine, ILayoutSettings } from '../../engine/shared';
 import { SimulatorEventType } from '../../shared';
 import { IWorkerInputPayload, WorkerInputType } from './message/worker-input';
 import { IWorkerOutputPayload, WorkerOutputType } from './message/worker-output';
+import { dispatchLayoutInput } from './message/input-dispatch';
 
 let engine: ILayoutEngine | null = null;
 
@@ -20,24 +21,7 @@ function wireEngineEvents(target: ILayoutEngine) {
   target.on(SimulatorEventType.SETTINGS_UPDATE, (data) => emitToMain({ type: WorkerOutputType.SETTINGS_UPDATE, data }));
 }
 
-type ExtractPayload<T extends WorkerInputType> = Extract<IWorkerInputPayload, { type: T }>;
-type EngineHandler<T extends WorkerInputType> = (engine: ILayoutEngine, payload: ExtractPayload<T>) => void;
-
-const handlers: { [T in WorkerInputType]?: EngineHandler<T> } = {
-  [WorkerInputType.SetupData]: (e, { data }) => e.setupData(data),
-  [WorkerInputType.MergeData]: (e, { data }) => e.mergeData(data),
-  [WorkerInputType.UpdateData]: (e, { data }) => e.updateData(data),
-  [WorkerInputType.DeleteData]: (e, { data }) => e.deleteData(data),
-  [WorkerInputType.PatchData]: (e, { data }) => e.patchData(data),
-  [WorkerInputType.ClearData]: (e) => e.clearData(),
-  [WorkerInputType.ActivateSimulation]: (e) => e.activateSimulation(),
-  [WorkerInputType.StopSimulation]: (e) => e.stopSimulation(),
-  [WorkerInputType.StartDragNode]: (e) => e.startDragNode(),
-  [WorkerInputType.DragNode]: (e, { data }) => e.dragNode(data.id, { x: data.x, y: data.y }),
-  [WorkerInputType.EndDragNode]: (e, { data }) => e.endDragNode(data.id),
-  [WorkerInputType.FixNodes]: (e, { data }) => e.fixNodes(data.nodes),
-  [WorkerInputType.ReleaseNodes]: (e, { data }) => e.releaseNodes(data.nodes),
-};
+emitToMain({ type: WorkerOutputType.READY });
 
 addEventListener('message', ({ data }: MessageEvent<IWorkerInputPayload>) => {
   if (data.type === WorkerInputType.SetSettings) {
@@ -55,7 +39,6 @@ addEventListener('message', ({ data }: MessageEvent<IWorkerInputPayload>) => {
   }
 
   if (engine) {
-    const handler = handlers[data.type] as EngineHandler<typeof data.type> | undefined;
-    handler?.(engine, data);
+    dispatchLayoutInput(engine, data);
   }
 });
diff --git a/src/simulator/types/web-worker-simulator/web-worker-simulator.ts b/src/simulator/types/web-worker-simulator/web-worker-simulator.ts
index ce5cf3e..16e3fa3 100644
--- a/src/simulator/types/web-worker-simulator/web-worker-simulator.ts
+++ b/src/simulator/types/web-worker-simulator/web-worker-simulator.ts
@@ -7,66 +7,107 @@ import {
   SimulatorEvents,
   ISimulationGraph,
   ISimulationIds,
+  relaySimulatorEvents,
 } from '../../shared';
 import { IWorkerInputPayload, WorkerInputType } from './message/worker-input';
 import { IWorkerOutputPayload, WorkerOutputType } from './message/worker-output';
+import { dispatchLayoutInput } from './message/input-dispatch';
 import { Emitter } from '../../../utils/emitter.utils';
 import { ILayoutSettings } from '../../engine/shared';
 import { DeepPartial } from '../../../utils/type.utils';
+import { MainThreadSimulator } from '../main-thread-simulator';
+import workerSource from './simulator.worker.inline';
+
+const WORKER_READY_TIMEOUT_MS = 3000;
 
 export class WebWorkerSimulator extends Emitter<SimulatorEvents> implements ISimulator {
-  protected readonly _worker: Worker;
+  protected _worker?: Worker;
+  private _blobUrl?: string;
+  private _settings: DeepPartial<ILayoutSettings>;
   private _isSimulationRunning = false;
 
+  private _fallback: ISimulator | null = null;
+  private _ready = false;
+  private _pending: IWorkerInputPayload[] = [];
+  private _readyTimer?: ReturnType<typeof setTimeout>;
+  private _hasWarned = false;
+
   constructor(settings: DeepPartial<ILayoutSettings>) {
     super();
-    this._worker = new Worker(
-      new URL(
-        /* webpackChunkName: 'simulator.worker' */
-        './simulator.worker',
-        import.meta.url,
-      ),
-      { type: 'module' },
-    );
+    this._settings = settings;
 
-    this.emitToWorker({ type: WorkerInputType.SetSettings, data: settings });
+    let worker: Worker;
+    try {
+      this._blobUrl = URL.createObjectURL(new Blob([workerSource], { type: 'text/javascript' }));
+      worker = new Worker(this._blobUrl);
+    } catch (error) {
+      this._activateFallback(error);
+      return;
+    }
 
-    this._worker.onmessage = ({ data }: MessageEvent<IWorkerOutputPayload>) => {
-      switch (data.type) {
-        case WorkerOutputType.SIMULATION_START: {
-          this.emit(SimulatorEventType.SIMULATION_START, undefined);
-          this._isSimulationRunning = true;
-          break;
-        }
-        case WorkerOutputType.SIMULATION_PROGRESS: {
-          this.emit(SimulatorEventType.SIMULATION_PROGRESS, data.data);
-          break;
-        }
-        case WorkerOutputType.SIMULATION_END: {
-          this.emit(SimulatorEventType.SIMULATION_END, data.data);
-          this._isSimulationRunning = false;
-          break;
-        }
-        case WorkerOutputType.SIMULATION_STEP: {
-          this.emit(SimulatorEventType.SIMULATION_STEP, data.data);
-          break;
-        }
-        case WorkerOutputType.NODE_DRAG: {
-          this.emit(SimulatorEventType.NODE_DRAG, data.data);
-          break;
-        }
-        case WorkerOutputType.NODE_DRAG_END: {
-          this.emit(SimulatorEventType.NODE_DRAG_END, data.data);
-          break;
-        }
-        case WorkerOutputType.SETTINGS_UPDATE: {
-          this.emit(SimulatorEventType.SETTINGS_UPDATE, data.data);
-          break;
-        }
+    this._worker = worker;
+    worker.onerror = (event) => {
+      // Only recover from failures before the worker has started. Once it has posted
+      // READY, the graph state lives in the worker and was never snapshotted, so swapping
+      // in a fresh main-thread simulator would blank the graph. A post-startup error is
+      // also rarely recoverable (the fallback runs the same engine), so keep the last
+      // layout and stop simulating instead.
+      if (this._ready) {
+        this._warnWorkerError(event);
+        return;
       }
+      this._activateFallback(event);
     };
+    worker.onmessage = this._handleWorkerMessage;
+
+    this._readyTimer = setTimeout(() => {
+      if (!this._ready && !this._fallback) {
+        this._activateFallback(new Error('Web Worker readiness handshake timed out.'));
+      }
+    }, WORKER_READY_TIMEOUT_MS);
+
+    this.emitToWorker({ type: WorkerInputType.SetSettings, data: settings });
   }
 
+  private _handleWorkerMessage = ({ data }: MessageEvent<IWorkerOutputPayload>) => {
+    switch (data.type) {
+      case WorkerOutputType.READY: {
+        this._markReady();
+        break;
+      }
+      case WorkerOutputType.SIMULATION_START: {
+        this.emit(SimulatorEventType.SIMULATION_START, undefined);
+        this._isSimulationRunning = true;
+        break;
+      }
+      case WorkerOutputType.SIMULATION_PROGRESS: {
+        this.emit(SimulatorEventType.SIMULATION_PROGRESS, data.data);
+        break;
+      }
+      case WorkerOutputType.SIMULATION_END: {
+        this.emit(SimulatorEventType.SIMULATION_END, data.data);
+        this._isSimulationRunning = false;
+        break;
+      }
+      case WorkerOutputType.SIMULATION_STEP: {
+        this.emit(SimulatorEventType.SIMULATION_STEP, data.data);
+        break;
+      }
+      case WorkerOutputType.NODE_DRAG: {
+        this.emit(SimulatorEventType.NODE_DRAG, data.data);
+        break;
+      }
+      case WorkerOutputType.NODE_DRAG_END: {
+        this.emit(SimulatorEventType.NODE_DRAG_END, data.data);
+        break;
+      }
+      case WorkerOutputType.SETTINGS_UPDATE: {
+        this.emit(SimulatorEventType.SETTINGS_UPDATE, data.data);
+        break;
+      }
+    }
+  };
+
   /**
    * Creates a new graph with the specified data. Any existing data gets discarded.
    * This action creates a new simulation object but keeps the existing simulation settings.
@@ -142,15 +183,126 @@ export class WebWorkerSimulator extends Emitter<SimulatorEvents> implements ISim
   }
 
   isSimulationRunning(): boolean {
-    return this._isSimulationRunning;
+    return this._fallback ? this._fallback.isSimulationRunning() : this._isSimulationRunning;
   }
 
   terminate() {
-    this._worker.terminate();
+    if (this._readyTimer !== undefined) {
+      clearTimeout(this._readyTimer);
+      this._readyTimer = undefined;
+    }
+    this._revokeBlobUrl();
+    if (this._worker) {
+      this._worker.onmessage = null;
+      this._worker.onerror = null;
+      this._worker.terminate();
+      this._worker = undefined;
+    }
+    this._fallback?.terminate();
     this.removeAllListeners();
   }
 
   protected emitToWorker(message: IWorkerInputPayload) {
-    this._worker.postMessage(message);
+    if (this._fallback) {
+      this._applyToFallback(this._fallback, message);
+      return;
+    }
+    if (!this._ready) {
+      this._pending.push(message);
+    }
+    this._worker?.postMessage(message);
+  }
+
+  private _markReady() {
+    if (this._ready) {
+      return;
+    }
+    this._ready = true;
+    this._pending = [];
+    if (this._readyTimer !== undefined) {
+      clearTimeout(this._readyTimer);
+      this._readyTimer = undefined;
+    }
+    this._revokeBlobUrl();
+  }
+
+  private _activateFallback(reason: unknown) {
+    if (this._fallback) {
+      return;
+    }
+    this._warnFallback(reason);
+
+    if (this._readyTimer !== undefined) {
+      clearTimeout(this._readyTimer);
+      this._readyTimer = undefined;
+    }
+    if (this._worker) {
+      this._worker.onmessage = null;
+      this._worker.onerror = null;
+      try {
+        this._worker.terminate();
+      } catch {
+        /* empty */
+      }
+      this._worker = undefined;
+    }
+    this._revokeBlobUrl();
+
+    const fallback = new MainThreadSimulator(this._settings);
+    this._wireFallbackEvents(fallback);
+    this._fallback = fallback;
+
+    const pending = this._pending;
+    this._pending = [];
+    for (const message of pending) {
+      this._applyToFallback(fallback, message);
+    }
+  }
+
+  private _wireFallbackEvents(fallback: ISimulator) {
+    relaySimulatorEvents(fallback, this, (isRunning) => {
+      this._isSimulationRunning = isRunning;
+    });
+  }
+
+  private _applyToFallback(fallback: ISimulator, message: IWorkerInputPayload) {
+    if (message.type === WorkerInputType.SetSettings) {
+      fallback.setSettings(message.data);
+      return;
+    }
+    dispatchLayoutInput(fallback, message);
+  }
+
+  private _revokeBlobUrl() {
+    if (this._blobUrl) {
+      URL.revokeObjectURL(this._blobUrl);
+      this._blobUrl = undefined;
+    }
+  }
+
+  private _warnWorkerError(reason: unknown) {
+    if (this._hasWarned) {
+      return;
+    }
+    this._hasWarned = true;
+    console.warn(
+      'Orb: the layout Web Worker errored after it had started. The current layout is kept ' +
+        'and no further updates will be simulated; reload the graph to recover.',
+      reason,
+    );
+  }
+
+  private _warnFallback(reason: unknown) {
+    if (this._hasWarned) {
+      return;
+    }
+    this._hasWarned = true;
+    console.warn(
+      'Orb: the layout Web Worker could not start; falling back to the main-thread simulator. ' +
+        'Layout is still correct but runs on the main thread. Under a strict Content Security ' +
+        'Policy, allow blob workers (e.g. `worker-src blob:` or `child-src blob:`) to re-enable ' +
+        'off-main-thread layout.',
+      reason,
+    );
   }
 }
diff --git a/test/stubs/worker-inline.ts b/test/stubs/worker-inline.ts
new file mode 100644
index 0000000..08d725c
--- /dev/null
+++ b/test/stubs/worker-inline.ts
@@ -0,0 +1 @@
+export default '';
diff --git a/webpack.config.js b/webpack.config.js
index c09811a..6096e9e 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,7 +1,21 @@
 const path = require('path');
+const fs = require('fs');
+const webpack = require('webpack');
 const CopyWebpackPlugin = require('copy-webpack-plugin');
 const name = 'orb';
 
+const inlineWorkerPath = path.resolve(__dirname, 'dist/simulator/types/web-worker-simulator/simulator.worker.inline.js');
+
+if (!fs.existsSync(inlineWorkerPath)) {
+  throw new Error(
+    `Missing generated worker bundle at ${inlineWorkerPath}.\n` +
+      'Run "node scripts/build-inline-worker.mjs" (or "npm run build") before webpack. ' +
+      'The "build:release" script does this automatically.',
+  );
+}
+
+const inlineWorkerReplacement = new webpack.NormalModuleReplacementPlugin(/simulator\.worker\.inline$/, inlineWorkerPath);
+
 const commonConfiguration = {
   entry: './src/index.ts',
   module: {
@@ -17,9 +31,6 @@ const commonConfiguration = {
     extensions: ['.tsx', '.ts', '.js'],
   },
   output: {
-    chunkFilename(pathData) {
-      return pathData.chunk.name === 'simulator.worker' ? `${name}.worker.js` : `${name}.worker.vendor.js`;
-    },
     filename: `${name}.js`,
     path: path.resolve(__dirname, 'dist/browser'),
     library: {
@@ -35,6 +46,7 @@ const commonConfiguration = {
     port: 9000,
   },
   plugins: [
+    inlineWorkerReplacement,
     new CopyWebpackPlugin({
       patterns: [
         {
@@ -61,9 +73,6 @@ const productionConfiguration = {
   mode: 'production',
   output: {
     ...commonConfiguration.output,
-    chunkFilename(pathData) {
-      return pathData.chunk.name === 'simulator.worker' ? `${name}.worker.min.js` : `${name}.worker.vendor.min.js`;
-    },
     filename: `${name}.min.js`,
   },
 }