import { TimelineRow } from '../interface/action';
import { TimelineEffect } from '../interface/effect';
import { Emitter } from './emitter';
import { EventTypes } from './events';
/**
 * 时间轴播放器
 * 可脱离编辑器单独运行
 * @export
 * @class TimelineEngine
 * @extends {Emitter<EventTypes>}
 */
export declare class TimelineEngine extends Emitter<EventTypes> {
    constructor();
    private _timerId;
    private _playRate;
    private _currentTime;
    private _playState;
    private _prev;
    private _effectMap;
    private _actionMap;
    private _actionSortIds;
    private _next;
    private _activeActionIds;
    get isPlaying(): boolean;
    get isPaused(): boolean;
    set effects(effects: Record<string, TimelineEffect>);
    set data(data: TimelineRow[]);
    /**
     * 设置播放速率
     * @memberof TimelineEngine
     */
    setPlayRate(rate: number): boolean;
    /**
     * 获取播放速率
     * @memberof TimelineEngine
     */
    getPlayRate(): number;
    /**
     * 重新渲染当前时间
     * @return {*}
     * @memberof TimelineEngine
     */
    reRender(): void;
    /**
     * 设置播放时间
     * @param {number} time
     * @param {boolean} [isTick] 是否是tick触发
     * @memberof TimelineEngine
     */
    setTime(time: number, isTick?: boolean): boolean;
    /**
     * 获取当前时间
     * @return {*}  {number}
     * @memberof TimelineEngine
     */
    getTime(): number;
    /**
     * 运行: 开始时间为当前time
     * @param param
     * @return {boolean} {boolean}
     */
    play(param: {
        toTime?: number;
        autoEnd?: boolean;
    }): boolean;
    /**
     * 暂停播放
     * @memberof TimelineEngine
     */
    pause(): void;
    private _end;
    private _startOrStop;
    private _tick;
    private _tickAction;
    private _dealClear;
    private _dealEnter;
    private _dealLeave;
    private _dealData;
}