CardDrawable.java 文件源码

void setHinted(boolean hinted) {
  if (mHinted != hinted) {
    mHinted = hinted;
    regenerateCachedDrawable();
    if (hinted) {
      // Throb animation
      Animation throbAnimation =
          new ScaleAnimation(1.0f, 1.15f, 1.0f, 1.15f, mBounds.centerX(), mBounds.centerY());
      throbAnimation.setInterpolator(new CycleInterpolator(0.5f));
      throbAnimation.setDuration(HINT_ANIMATION_DURATION_MS);
      throbAnimation.setStartTime(Animation.START_ON_FIRST_FRAME);
      throbAnimation.setAnimationListener(new BaseAnimationListener());
      updateAnimation(throbAnimation);
    }
  }
}