自己写的一个实现类似google首页上的按钮的控件-Wrote it myself, a realization similar to the google home page button

实现动画按钮功能,即按钮的背景是一个动画图片，鼠标放在其上可以播放动画-To achieve animation button function, which is the button background is an animated image, the mouse can be played on its animation