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861 lines (732 loc) · 28.8 KB
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
<title>Milthm 谱面播放器</title>
<style>
:root {
--bg: #1a1a1a;
--panel: #252525;
--text: #e0e0e0;
--accent: #4a90e2;
--border: #333;
}
body {
margin: 0;
overflow: hidden;
background-color: var(--bg);
color: var(--text);
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
width: 100vw;
}
/* 初始加载界面 */
#loading-screen {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
z-index: 10;
background: var(--bg);
transition: opacity 0.3s;
}
/* 设置面板 */
#setup-panel {
background: var(--panel);
padding: 2rem;
border-radius: 8px;
box-shadow: 0 4px 20px rgba(0,0,0,0.5);
width: 90%;
max-width: 500px;
display: flex;
flex-direction: column;
gap: 1rem;
z-index: 20;
}
h2 {
margin: 0 0 0.5rem 0;
font-weight: 400;
text-align: center;
color: #fff;
}
.input-group {
display: flex;
flex-direction: column;
gap: 0.5rem;
}
label {
font-size: 0.9rem;
color: #aaa;
}
input[type="file"] {
display: none;
}
.file-btn {
background: var(--bg);
border: 1px solid var(--border);
color: var(--text);
padding: 10px;
border-radius: 4px;
cursor: pointer;
text-align: center;
transition: background 0.2s;
overflow: hidden;
text-overflow: ellipsis;
white-space: nowrap;
}
.file-btn:hover {
background: #333;
}
.file-btn.active {
border-color: var(--accent);
color: var(--accent);
}
.options-row {
display: flex;
justify-content: space-between;
align-items: center;
margin-top: 0.5rem;
}
.checkbox-wrapper {
display: flex;
align-items: center;
gap: 8px;
cursor: pointer;
}
input[type="checkbox"] {
width: 18px;
height: 18px;
accent-color: var(--accent);
cursor: pointer;
}
.btn-primary {
background: var(--accent);
color: white;
border: none;
padding: 12px;
border-radius: 4px;
font-size: 1rem;
cursor: pointer;
margin-top: 1rem;
transition: filter 0.2s;
}
.btn-primary:hover {
filter: brightness(1.1);
}
.btn-primary:disabled {
background: #555;
cursor: not-allowed;
filter: none;
}
/* 游戏画布 */
#main-canvas {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 1;
display: none; /* 初始隐藏 */
}
/* 游戏内控制栏 */
#game-controls {
position: absolute;
top: 10px;
right: 10px;
z-index: 30;
display: none;
gap: 10px;
}
.icon-btn {
background: rgba(0, 0, 0, 0.6);
border: 1px solid rgba(255, 255, 255, 0.2);
color: white;
width: 40px;
height: 40px;
border-radius: 50%;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 18px;
backdrop-filter: blur(4px);
transition: background 0.2s;
}
.icon-btn:hover {
background: rgba(255, 255, 255, 0.2);
}
#status-msg {
color: #ff6b6b;
font-size: 0.85rem;
text-align: center;
min-height: 1.2em;
}
/* 游戏加载遮罩 */
#game-loading-overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.9);
display: none;
flex-direction: column;
justify-content: center;
align-items: center;
z-index: 25;
color: white;
}
.spinner {
width: 50px;
height: 50px;
border: 4px solid rgba(255, 255, 255, 0.3);
border-top: 4px solid var(--accent);
border-radius: 50%;
animation: spin 1s linear infinite;
margin-bottom: 20px;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
.loading-text {
font-size: 1.2rem;
color: #ccc;
}
/* Level选择弹窗 */
#level-select-modal {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.8);
display: none;
justify-content: center;
align-items: center;
z-index: 100;
}
#level-select-content {
background: var(--panel);
padding: 2rem;
border-radius: 8px;
max-width: 400px;
width: 90%;
max-height: 80vh;
overflow-y: auto;
}
#level-select-content h3 {
margin-top: 0;
text-align: center;
color: #fff;
}
.level-item {
background: var(--bg);
border: 1px solid var(--border);
padding: 15px;
margin: 10px 0;
border-radius: 4px;
cursor: pointer;
transition: all 0.2s;
}
.level-item:hover {
border-color: var(--accent);
background: #333;
}
.level-difficulty {
color: var(--accent);
font-weight: bold;
font-size: 1.1rem;
}
.level-info {
color: #888;
font-size: 0.9rem;
margin-top: 5px;
}
</style>
</head>
<body>
<!-- 初始加载提示 -->
<div id="loading-screen">
<h1>正在加载引擎...</h1>
</div>
<!-- 设置面板 -->
<div id="setup-panel">
<h2>Milthm 谱面播放器</h2>
<!-- 文件选择 -->
<div class="input-group">
<label>谱面文件 (JSON / ZIP)</label>
<label class="file-btn" id="btn-chart" for="input-chart">点击选择文件</label>
<input type="file" id="input-chart" accept=".json,.zip">
</div>
<div class="input-group">
<label>音频文件 (自动识别ZIP可跳过)</label>
<label class="file-btn" id="btn-audio" for="input-audio">点击选择文件 (可选)</label>
<input type="file" id="input-audio" accept="audio/*">
</div>
<div class="input-group">
<label>背景插图 (自动识别ZIP可跳过)</label>
<label class="file-btn" id="btn-illu" for="input-illu">点击选择文件 (可选)</label>
<input type="file" id="input-illu" accept="image/*">
</div>
<div class="options-row">
<label class="checkbox-wrapper">
<input type="checkbox" id="check-autoplay">
<span>自动演示 (Autoplay)</span>
</label>
</div>
<div id="status-msg"></div>
<button class="btn-primary" id="btn-start" disabled>开始游戏</button>
</div>
<!-- Level选择弹窗 -->
<div id="level-select-modal">
<div id="level-select-content">
<h3>选择难度</h3>
<div id="level-list"></div>
</div>
</div>
<!-- 游戏内加载遮罩 -->
<div id="game-loading-overlay">
<div class="spinner"></div>
<div class="loading-text">正在初始化播放器...</div>
</div>
<!-- 游戏控制栏 -->
<div id="game-controls">
<button class="icon-btn" id="btn-restart" title="重新开始">↺</button>
<button class="icon-btn" id="btn-fullscreen" title="全屏">⛶</button>
<button class="icon-btn" id="btn-quit" title="退出">✕</button>
</div>
<canvas id="main-canvas"></canvas>
<!-- JSZip 用于解析 ZIP (CDN 引入，轻量) -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/jszip/3.10.1/jszip.min.js"></script>
<script>
// --- 状态管理 ---
const state = {
chartFile: null,
audioFile: null,
illuFile: null,
isZipMode: false,
zipFiles: null, // JSZip 对象
zipType: null, // 'meta' or 'info'
isEngineReady: false,
playerInstance: null,
storyboardAssets: new Map(), // 预加载的故事板资源 name -> Image
currentLevel: null // 当前选择的level (info.json模式)
};
// --- DOM 元素 ---
const els = {
loading: document.getElementById('loading-screen'),
setupPanel: document.getElementById('setup-panel'),
gameControls: document.getElementById('game-controls'),
gameLoadingOverlay: document.getElementById('game-loading-overlay'),
levelModal: document.getElementById('level-select-modal'),
levelList: document.getElementById('level-list'),
canvas: document.getElementById('main-canvas'),
inputs: {
chart: document.getElementById('input-chart'),
audio: document.getElementById('input-audio'),
illu: document.getElementById('input-illu')
},
btns: {
chart: document.getElementById('btn-chart'),
audio: document.getElementById('btn-audio'),
illu: document.getElementById('btn-illu'),
start: document.getElementById('btn-start'),
restart: document.getElementById('btn-restart'),
fullscreen: document.getElementById('btn-fullscreen'),
quit: document.getElementById('btn-quit')
},
checkAutoplay: document.getElementById('check-autoplay'),
status: document.getElementById('status-msg')
};
// --- 初始化引擎 ---
(async () => {
try {
// 加载字体
const font = new FontFace("milFont", "url(./resources/milres/milfont.ttf)");
document.fonts.add(await font.load());
// 加载引擎模块 (假设路径正确)
const h5bind = await import("./src/h5bind.js");
window.MilLunePlayer = h5bind.default.MilLunePlayer;
state.isEngineReady = true;
els.loading.style.display = 'none';
checkReady();
} catch (e) {
console.error(e);
els.loading.innerHTML = `<h1>引擎加载失败</h1><p style="color:#888">${e.message}</p>`;
}
})();
// --- 文件处理逻辑 ---
// 更新按钮文本
function updateFileBtn(btn, text, isActive = true) {
btn.textContent = text;
if (isActive) btn.classList.add('active');
else btn.classList.remove('active');
}
// 读取文件为 URL
function readFile(file) {
return URL.createObjectURL(file);
}
// 预加载ZIP中的所有图片资源
async function preloadZipImages(zip) {
state.storyboardAssets.clear();
const imageExts = ['.png', '.jpg', '.jpeg', '.gif', '.webp', '.bmp'];
const imageFiles = [];
// 收集所有图片文件
zip.forEach((relativePath, file) => {
if (!file.dir) {
const ext = relativePath.slice(relativePath.lastIndexOf('.')).toLowerCase();
if (imageExts.includes(ext)) {
imageFiles.push({ path: relativePath, file: file });
}
}
});
// 并行加载所有图片
const loadPromises = imageFiles.map(async ({ path, file }) => {
try {
const blob = await file.async('blob');
const url = URL.createObjectURL(blob);
const img = new Image();
await new Promise((resolve, reject) => {
img.onload = resolve;
img.onerror = reject;
img.src = url;
});
// 存储不带路径的文件名作为key
const fileName = path.split('/').pop();
state.storyboardAssets.set(fileName.toLowerCase(), img);
// 同时存储带路径的版本
state.storyboardAssets.set(path.toLowerCase(), img);
return true;
} catch (e) {
console.warn(`Failed to load image: ${path}`, e);
return false;
}
});
await Promise.all(loadPromises);
console.log(`Preloaded ${state.storyboardAssets.size} images from ZIP`);
}
// 故事板资源加载器
function storyboardTextureLoader(name) {
// 清理名称
const cleanName = name.trim();
// 1. 直接查找
let img = state.storyboardAssets.get(cleanName.toLowerCase());
if (img) return img;
// 2. 如果name有后缀名，直接搜索
const hasExt = /\.(png|jpg|jpeg|gif|webp|bmp)$/i.test(cleanName);
if (hasExt) {
// 尝试各种路径组合
const variations = [
cleanName.toLowerCase(),
cleanName.split('/').pop().toLowerCase(),
'/' + cleanName.toLowerCase(),
cleanName.replace(/^\//, '').toLowerCase()
];
for (const v of variations) {
img = state.storyboardAssets.get(v);
if (img) return img;
}
} else {
// 3. 没有后缀名，尝试添加常见后缀搜索
const exts = ['.png', '.jpg', '.jpeg', '.gif', '.webp'];
for (const ext of exts) {
const nameWithExt = cleanName + ext;
img = state.storyboardAssets.get(nameWithExt.toLowerCase());
if (img) return img;
// 也尝试带斜杠的版本
img = state.storyboardAssets.get(('/' + nameWithExt).toLowerCase());
if (img) return img;
}
}
// 4. 对于info.json模式，检查storyboard_assets映射
if (state.zipType === 'info' && state.currentLevel && state.currentLevel.FileMap) {
const sbAssets = state.currentLevel.FileMap.storyboard_assets || {};
if (sbAssets[cleanName]) {
const mappedPath = sbAssets[cleanName];
img = state.storyboardAssets.get(mappedPath.toLowerCase());
if (img) return img;
}
}
// 没找到，返回null
console.warn(`Storyboard asset not found: ${name}`);
return null;
}
// 显示Level选择弹窗
function showLevelSelect(levels) {
return new Promise((resolve) => {
els.levelList.innerHTML = '';
levels.forEach((level, index) => {
const item = document.createElement('div');
item.className = 'level-item';
const diff = level.Difficulty || 'Unknown';
const mapper = level.Beatmapper || 'Unknown';
const diffValue = level.DifficultyValue || 0;
item.innerHTML = `
<div class="level-difficulty">${diff} ${diffValue > 0 ? diffValue.toFixed(1) : ''}</div>
<div class="level-info">谱师: ${mapper}</div>
`;
item.addEventListener('click', () => {
els.levelModal.style.display = 'none';
resolve(level);
});
els.levelList.appendChild(item);
});
els.levelModal.style.display = 'flex';
});
}
// 解析 ZIP
async function handleZip(file) {
try {
const zip = await JSZip.loadAsync(file);
state.zipFiles = zip;
// 预加载所有图片资源
await preloadZipImages(zip);
// 检查是否有 meta.json
const metaFile = zip.file("meta.json");
if (metaFile) {
// meta.json 模式
const metaContent = await metaFile.async("string");
const meta = JSON.parse(metaContent);
if (!meta.chart_file) {
throw new Error("meta.json 中缺少 chart_file 字段");
}
const getZipFile = (filename) => {
if (!filename) return null;
while (filename.length && filename[0] === ".") filename = filename.slice(1);
let f = zip.file(filename);
if (!f && filename.startsWith('/')) f = zip.file(filename.slice(1));
if (!f && !filename.startsWith('/')) f = zip.file('/' + filename);
return f;
};
const chartBlob = await getZipFile(meta.chart_file).async("blob");
const audioBlob = meta.audio_file ? await getZipFile(meta.audio_file).async("blob") : null;
const illuBlob = meta.image_file ? await getZipFile(meta.image_file).async("blob") : null;
state.chartFile = new File([chartBlob], meta.chart_file, {type: "application/json"});
state.audioFile = audioBlob ? new File([audioBlob], meta.audio_file, {type: "audio/mpeg"}) : null;
state.illuFile = illuBlob ? new File([illuBlob], meta.image_file, {type: "image/png"}) : null;
state.zipType = 'meta';
state.currentLevel = null;
updateFileBtn(els.btns.chart, `📦 ZIP(meta): ${file.name}`);
if(state.audioFile) updateFileBtn(els.btns.audio, `🎵 ${meta.audio_file}`);
if(state.illuFile) updateFileBtn(els.btns.illu, `🖼️ ${meta.image_file}`);
els.status.textContent = "ZIP 解析成功 (meta.json)";
checkReady();
return;
}
// 检查是否有 info.json
const infoFile = zip.file("info.json");
if (infoFile) {
// info.json 模式
const infoContent = await infoFile.async("string");
const info = JSON.parse(infoContent);
if (!info.Levels || info.Levels.length === 0) {
throw new Error("info.json 中没有 Levels");
}
state.zipType = 'info';
// 显示Level选择
const selectedLevel = await showLevelSelect(info.Levels);
state.currentLevel = selectedLevel;
// 使用选中的Level
const fileMap = selectedLevel.FileMap;
// 获取文件
const getFileFromMap = (path) => {
if (!path) return null;
// 移除开头的斜杠
const cleanPath = path.replace(/^\//, '');
return zip.file(cleanPath) || zip.file(path);
};
const chartZipFile = getFileFromMap(fileMap.beatmap);
const audioZipFile = fileMap.song && fileMap.song.length > 0 ?
getFileFromMap(fileMap.song[0].file) : null;
const illuZipFile = getFileFromMap(fileMap.illu);
if (!chartZipFile) {
throw new Error("找不到谱面文件: " + fileMap.beatmap);
}
const chartBlob = await chartZipFile.async("blob");
const audioBlob = audioZipFile ? await audioZipFile.async("blob") : null;
const illuBlob = illuZipFile ? await illuZipFile.async("blob") : null;
state.chartFile = new File([chartBlob], "beatmap.json", {type: "application/json"});
state.audioFile = audioBlob ? new File([audioBlob], "song.ogg", {type: "audio/ogg"}) : null;
state.illuFile = illuBlob ? new File([illuBlob], "illu.png", {type: "image/png"}) : null;
updateFileBtn(els.btns.chart, `📦 ZIP(info): ${file.name} [${selectedLevel.Difficulty}]`);
if(state.audioFile) updateFileBtn(els.btns.audio, `🎵 audio`);
if(state.illuFile) updateFileBtn(els.btns.illu, `🖼️ illu`);
els.status.textContent = `已选择: ${selectedLevel.Difficulty}`;
checkReady();
return;
}
throw new Error("ZIP中既没有 meta.json 也没有 info.json");
} catch (err) {
els.status.textContent = "ZIP 错误: " + err.message;
console.error(err);
resetFiles();
}
}
function resetFiles() {
state.chartFile = null;
state.audioFile = null;
state.illuFile = null;
state.isZipMode = false;
state.zipType = null;
state.zipFiles = null;
state.currentLevel = null;
state.storyboardAssets.clear();
els.inputs.chart.value = '';
els.inputs.audio.value = '';
els.inputs.illu.value = '';
updateFileBtn(els.btns.chart, "点击选择文件", false);
updateFileBtn(els.btns.audio, "点击选择文件 (可选)", false);
updateFileBtn(els.btns.illu, "点击选择文件 (可选)", false);
}
// 事件监听
els.inputs.chart.addEventListener('change', async (e) => {
const file = e.target.files[0];
if (!file) return;
if (file.name.endsWith('.zip')) {
await handleZip(file);
} else {
state.chartFile = file;
state.isZipMode = false;
state.zipType = null;
state.storyboardAssets.clear();
updateFileBtn(els.btns.chart, `📄 ${file.name}`);
checkReady();
}
});
els.inputs.audio.addEventListener('change', (e) => {
if (state.isZipMode) return; // ZIP模式下忽略单独选择
const file = e.target.files[0];
if (file) {
state.audioFile = file;
updateFileBtn(els.btns.audio, `🎵 ${file.name}`);
}
});
els.inputs.illu.addEventListener('change', (e) => {
if (state.isZipMode) return;
const file = e.target.files[0];
if (file) {
state.illuFile = file;
updateFileBtn(els.btns.illu, `🖼️ ${file.name}`);
}
});
function checkReady() {
const ready = state.isEngineReady && state.chartFile;
els.btns.start.disabled = !ready;
if(ready) els.status.textContent = "";
}
// --- 游戏控制逻辑 ---
async function startGame() {
if (!state.chartFile) return;
// 显示加载遮罩
els.gameLoadingOverlay.style.display = 'flex';
// 给UI时间渲染遮罩
await new Promise(resolve => setTimeout(resolve, 50));
try {
// 停止旧实例
if (state.playerInstance) {
if (typeof state.playerInstance.stop === 'function') {
state.playerInstance.stop();
}
if (state.playerInstance.destroy) {
state.playerInstance.destroy();
}
state.playerInstance = null;
}
// 隐藏设置，显示画布
els.setupPanel.style.display = 'none';
els.gameControls.style.display = 'flex';
els.canvas.style.display = 'block';
// 调整画布大小
resizeCanvas();
window.addEventListener('resize', resizeCanvas);
// 创建 URL
const chartUrl = readFile(state.chartFile);
const audioUrl = state.audioFile ? readFile(state.audioFile) : null;
const illuUrl = state.illuFile ? readFile(state.illuFile) : null;
state.playerInstance = new window.MilLunePlayer({
buildDirectory: "./build/",
resourcePackPath: "./resources/milres/default.mrp",
canvas: els.canvas,
chartPath: chartUrl,
audioPath: audioUrl,
illuPath: illuUrl,
fontFam: "milFont",
pauseBtnPath: "./resources/milres/buttons/light/pause.png",
storyboardTextureLoader: storyboardTextureLoader,
isAutoplay: els.checkAutoplay.checked
});
await state.playerInstance.init();
// 隐藏加载遮罩
els.gameLoadingOverlay.style.display = 'none';
// 尝试全屏 (用户手势触发)
if (document.body.requestFullscreen) {
document.body.requestFullscreen().catch(e => console.log("Fullscreen denied"));
}
state.playerInstance.start();
const renderLoop = () => {
if (state.playerInstance) {
state.playerInstance.render();
requestAnimationFrame(renderLoop);
}
};
renderLoop();
} catch (err) {
console.error(err);
els.gameLoadingOverlay.style.display = 'none';
alert("启动失败: " + err.message);
quitGame();
}
}
function resizeCanvas() {
els.canvas.width = window.innerWidth;
els.canvas.height = window.innerHeight;
}
function quitGame() {
// 停止播放器
if (state.playerInstance) {
if (typeof state.playerInstance.stop === 'function') {
state.playerInstance.stop();
}
if (state.playerInstance.destroy) {
state.playerInstance.destroy();
}
state.playerInstance = null;
}
// 清理资源URL
// (简单处理：如果重新选择文件会自动覆盖，这里不逐个追踪 revoke)
els.canvas.style.display = 'none';
els.gameControls.style.display = 'none';
els.gameLoadingOverlay.style.display = 'none';
els.setupPanel.style.display = 'flex';
window.removeEventListener('resize', resizeCanvas);
if (document.fullscreenElement) {
document.exitFullscreen();
}
}
// 按钮绑定
els.btns.start.addEventListener('click', startGame);
els.btns.restart.addEventListener('click', () => {
// 重新开始即重新实例化，会先调用stop()
startGame();
});
els.btns.quit.addEventListener('click', quitGame);
els.btns.fullscreen.addEventListener('click', () => {
if (!document.fullscreenElement) {
document.body.requestFullscreen();
} else {
document.exitFullscreen();
}
});
</script>
</body>
</html>