ios swift animation动画

native

Creating Simple View Animations in Swift | iOS Tutorial

iOS之弹簧效果动画 

facebook pop 

源码：GitHub - facebookarchive/pop: An extensible iOS and OS X animation library, useful for physics-based interactions.

使用

iOS 动画篇 - pop动画库 - 简书

Creating Animations Using Facebook's Pop Framework in iOS

Spring

GitHub - MengTo/Spring: A library to simplify iOS animations in Swift.

使用

iOS动画和特效（六）swift动画库spring使用和代码拆解 | 刘彦玮的技术博客

iOS优秀框架之Spring常用的动画效果（Swift） - 简书