/// <reference types="node" />
import EventEmitter from 'events';
import { ICommonConfig, IStreamLike } from './interfaces';
export interface IVirtualTimeStat {
    arr: [number, number][];
    interval: number;
    maxNumberOfItems: number;
    speed: number;
}
export declare class VirtualTimeObj {
    commonConfig: ICommonConfig;
    realStartTs: number;
    virtualStartTs: number;
    runningRealTime: {
        prevTs: number;
        expectedTimeFront: number;
        millis: number;
    };
    loopNumber: number;
    isCurrentTime: boolean;
    locked: boolean;
    streams: IStreamLike[];
    timeFront: number;
    prevVirtualDateNumber: number;
    prevVirtualHourNumber: number;
    stat: IVirtualTimeStat;
    _frontUpdateTimer: any;
    _speedCalcTimer: any;
    ee: EventEmitter;
    constructor(commonConfig: ICommonConfig);
    _updateRunningTime(): void;
    _timeFrontLoop(): void;
    _startCyclicSpeedCalc(): void;
    reset(): void;
    startUpInfo(): void;
    start(): Promise<void>;
    hardStop(): void;
    setNextTimeFront(): [boolean, number];
    _loopIfNeed(): void;
    _detectDayChange(): void;
    _detectHourChange(): void;
    get totalSpeed(): number;
    get lastSpeed(): number;
    registerStream(stream: IStreamLike): void;
    lock(): void;
    unLock(): void;
    get virtualTs(): number;
    get virtualTimeString(): string;
    get virtualTimeISO(): string | null;
    get virtualStartTimeISO(): string | null;
    get realStartTimeISO(): string | null;
}
export declare const getVirtualTimeObj: (commonConfig: ICommonConfig) => Promise<VirtualTimeObj>;
//# sourceMappingURL=VirtualTimeObj.d.ts.map