import { ITimelineModel } from './core/types';
import { ITimelineEventListener } from './core/types';
export declare function getState(id: string): ITimelineModel;
export declare function addState(opts: {
    id?: string;
}): void;
export declare function on(id: string, eventName: string, listener: ITimelineEventListener): void;
export declare function off(id: string, eventName: string, listener: ITimelineEventListener): void;
export declare function dispatch(action: string, id: string, data?: any): void;