import { AnimationMixer, AnimationClip, AnimationAction } from "three";
import { World } from "../core/World";
export interface AnimationClipState {
    index: number;
    playing: boolean;
    loop?: number;
}
export interface AnimationMixerComponentProps {
    state: AnimationClipState[];
}
export declare const AnimationMixerComponent: import("../core/ECS").MapComponent<AnimationMixerComponentProps>;
export declare function addAnimationMixerComponent(world: World, eid: number, props?: Partial<AnimationMixerComponentProps>): void;
export interface InternalAnimationMixerComponentProps {
    actions: AnimationAction[];
    playingActions: boolean[];
    mixer: AnimationMixer;
}
export declare const InternalAnimationMixerComponent: import("../core/ECS").MapComponent<InternalAnimationMixerComponentProps>;
export declare const AnimationClipsComponent: import("../core/ECS").MapComponent<AnimationClip[]>;
export declare function addAnimationClipsComponent(world: World, eid: number, animations: AnimationClip[]): void;
export declare const AnimationSystem: (world: World) => World;