import { TimelineUpdater } from '../timeline-updater';
import { TimelineRunnerStrategy } from './timeline-runner-strategy';
export declare class IntervalTimelineRunnerStrategy implements TimelineRunnerStrategy {
    readonly intervalHz: number;
    private timelineUpdater?;
    private intervalId?;
    constructor(intervalHz: number);
    start(timelineUpdater: TimelineUpdater): this;
    stop(): this;
    private updateTimelines;
}