MainActivity.java 文件源码

private AnimationSet createQuitAnimation(View _view, long _offSet) {
    AnimationSet _set = new AnimationSet(true);

    _set.addAnimation(new AlphaAnimation(1, 0));
    _set.addAnimation(new ScaleAnimation(1, 2, 1, 2));
    _set.addAnimation(new TranslateAnimation(0, -_view.getWidth() / 2, 0, -_view.getHeight() / 2));

    _set.setDuration(150);
    _set.setStartOffset(_offSet);
    _set.setFillAfter(true);
    return _set;
}