import { Nameable } from "../nameable";
import type { IClip } from "../types";
import { Timeline } from "./timeline";
import { TimeUnit } from "./timeUnit";
export declare class Clip extends Nameable implements IClip {
    time: number;
    duration?: number;
    contentTimeUnit?: TimeUnit;
    playStart?: number;
    playStop?: number;
    loopStart?: number;
    loopEnd?: number;
    fadeTimeUnit?: TimeUnit;
    fadeInTime?: number;
    fadeOutTime?: number;
    content?: Timeline;
    reference?: string;
    constructor(time?: number, duration?: number, contentTimeUnit?: TimeUnit, playStart?: number, playStop?: number, loopStart?: number, loopEnd?: number, fadeTimeUnit?: TimeUnit, fadeInTime?: number, fadeOutTime?: number, content?: Timeline, reference?: string, // Change type to string | undefined
    name?: string, color?: string, comment?: string);
    toXmlObject(): any;
    fromXmlObject(xmlObject: any): this;
}