Stores a list of timelines to animate a skeleton's pose over time. Stores a list of timelines to animate a skeleton's pose over time. An animation modifies the skeleton's pose based on time, using timelines to control bone transforms, slot colors, attachment visibility, events, draw order, and more. Applies the animation's timelines to the specified skeleton. The duration of the animation in seconds, which is usually the highest time of all frames in the timeline. The duration is used to know when it has completed and when it should loop back to the start. The animation's name, which is unique across all animations in the skeleton. Returns the timlines making up this animation. Modifying the returned array has no effect on the animation. Returns whether the animation has the timeline with the given [code]ids[/code]. Sets the [code]duration[/code] of the timeline in seconds.