anonymity-du

常规的三段式拖拽手势动画，主要用于部分视图从底部拖拽到屏幕中央，再到屏幕顶部等场景。Conventional three-stage drag gesture animation is mainly used to drag the view from the bottom to the center of the screen, and then to the top of the screen and other scenes.

仿微信，微博的大图查看和视频播放 拖拽消失的手势动画。手势单独已抽离出来，可用于任何视图。Simulate Wechat's disappeared gesture animation by dragging when the big picture viewing or video playback . Gestures are separated and can be used in any view