SharedTargetFragment.java 文件源码

/**
 * This method will run the entry animation
 */
private void runEnterAnimation() {
  // We can now make it visible
  imageView.setVisibility(View.VISIBLE);
  // finally, run the animation
  if (VERSION.SDK_INT >= VERSION_CODES.ICE_CREAM_SANDWICH) {
    imageView.animate()
        .setDuration(300)
        .setInterpolator(new AccelerateDecelerateInterpolator())
        .scaleX(1f)
        .scaleY(1f)
        .translationX(0)
        .translationY(0)
        .start();
  }
}