import EventHandler from './EventHandler';
export declare class Ticker extends EventHandler {
    static EVENT_BEFORE_TICK: string;
    static EVENT_TICK: string;
    static EVENT_AFTER_TICK: string;
    private supportsAnimationFrame;
    private intervalID;
    private onTickBound;
    private tickCount;
    constructor();
    getIsStarted(): boolean;
    setIsStarted(flag: boolean): void;
    getSupportsAnimationFrame(): boolean;
    onTick(): void;
    getTickCount(): number;
}
export default Ticker;