search

Frank-Zhu / PullZoomView

An Android custom ListView and ScrollView with pull to zoom-in.
Apache License 2.0
2.32k stars 624 forks source link

可以说一下实现的思路么，我看源码那个缩放比例看了好久，没有注释 #50

Open kaka-gk opened 8 years ago

kaka-gk commented 8 years ago 
      if ((!mIsFinished) && (mScale > 1.0D)) {
                float currentThreadTime=SystemClock.currentThreadTimeMillis();
                               float f1 = ((float) SystemClock.currentThreadTimeMillis()-

(float) mStartTime) / (float) mDuration; f2 = mScale - (mScale - 1.0F) * PullToZoomScrollViewEx.sInterpolator.getInterpolation(f1);