import { System } from "../../core/System";
import { Animation } from "../components/graphics/Animation";
import { ThreeObjectComponent } from "../components/graphics/ThreeObjectComponent";
import type { Sprite } from "../entities/widgets/Sprite";
export declare class AnimationSystem extends System<Sprite> {
    static components: (typeof ThreeObjectComponent | typeof Animation)[];
    readonly pure = true;
    test(entity: Sprite): entity is Sprite;
    render(entity: Sprite, delta: number): void;
    onAddEntity(entity: Sprite): void;
}