User:Shellylin/CSS Animations and Transitions

Goal and Purpose

One of the goal of Web Animations is to provide an unified animation interface, so that users can develop/control playbacks of css-animation, css-transition, svg-animation and video in a more consolidated way.

In our gecko code base, CSS-Animations/Transitions already share some code, and are duplicating some computing works here and there. As the first step towards implementing Web Animations, we want to unify some code use for animations and transitions.

Before that, here’s a brief overview in terms of the structure of animation manager.