/**
 * Events related to animation states and their internal AnimationActions.
 *
 * ENTER and EXIT describe when the state becomes active or inactive.
 * PLAY, STOP, ITERATE, and FINISH describe the lifecycle of individual AnimationActions.
 */
export declare enum AnimationStateEvent {
    /**
     * Fired when the state becomes active.
     */
    ENTER = "enter",
    /**
     * Fired when the state becomes inactive.
     */
    EXIT = "exit",
    /**
     * Fired when an AnimationAction starts playing.
     */
    PLAY = "play",
    /**
     * Fired when an AnimationAction stops playing.
     */
    STOP = "stop",
    /**
     * Fired when an AnimationAction completes one full loop.
     * Fires every cycle for looping actions.
     */
    ITERATE = "iterate",
    /**
     * Fired when an AnimationAction reaches its natural end.
     * Applies to non-looping actions that finish playing completely.
     */
    FINISH = "finish"
}