scrollto 使用requestAnimationFrame和Tween组件平滑窗口滚动.zip

scroll-to,使用requestAnimationFrame和Tween组件平滑窗口滚动滚动到平滑窗口滚动到requestAnimationFrame和Tween位置。安装$componentinstallcomponent/scroll-toAPIscrollTo(x，y，[opt