Represents an animation provider that is capable of animating between instances of AnimationKeyframe. An animation provider may execute the frame in any given way, and it must invoke the callback with an AnimationEvent.
Handles a keyframe in an AnimationSequence.
The animation itself.
The HTML element to provide the frame for.
The current animation frame. This will be null for the first frame.
null
The next animation frame. This will be null for the last frame.
The callback to invoke once the frame has completed.
Represents an animation provider that is capable of animating between instances of AnimationKeyframe. An animation provider may execute the frame in any given way, and it must invoke the callback with an AnimationEvent.