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fix: 修复掉帧卡顿场景下向下回弹误触发自动加载的问题（时钟域逆流防御性修复） #1621

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fix: 修复掉帧卡顿场景下向下回弹误触发自动加载的问题（时钟域逆流防御性修复） #1621

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4 changes: 2 additions & 2 deletions refresh-layout-kernel/src/main/java/com/scwang/smart/refresh/layout/SmartRefreshLayout.java
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Original file line number Diff line number Diff line change
Expand Up @@ -1500,7 +1500,7 @@ public void run() {
if (animationRunnable == this && !mState.isFinishing) {
// mVelocity *= Math.pow(mDamping, ++mFrame);
long now = AnimationUtils.currentAnimationTimeMillis();
long span = now - mLastTime;
long span = Math.max(0, now - mLastTime);
mVelocity *= Math.pow(mDamping, (now - mStartTime) / (1000f / mFrameDelay));
float velocity = (mVelocity * (1f * span / 1000));
if (Math.abs(velocity) > 1) {
Expand Down Expand Up @@ -1554,7 +1554,7 @@ public void run() {
mVelocity *= Math.pow(0.95f, ++mFrame * 2);//平滑滚动数度衰减
}
long now = AnimationUtils.currentAnimationTimeMillis();
float t = 1f * (now - mLastTime) / 1000;
float t = Math.max(0, 1f * (now - mLastTime) / 1000);
float velocity = mVelocity * t;
if (Math.abs(velocity) >= 1) {
mLastTime = now;
Expand Down