AnimatorUtils.java 文件源码

static void hideMenu(ViewGroup viewGroup, Point touchPoint) {
    List<Animator> animList = new ArrayList<>();

    for (int i = viewGroup.getChildCount() - 1; i >= 0; i--) {
        animList.add(createHideItemAnimator(viewGroup.getChildAt(i), touchPoint));
    }

    AnimatorSet animSet = new AnimatorSet();
    animSet.setDuration(ANIM_DURATION);
    animSet.setInterpolator(new AnticipateInterpolator());
    animSet.playTogether(animList);
    animSet.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            super.onAnimationEnd(animation);
        }
    });
    animSet.start();
}