import { AnimationEasing } from './easing';
import type Timeline from '../Timeline';
type OnframeCallback = (percent: number, elapsedTime: number) => void;
type OndestroyCallback = () => void;
type OnrestartCallback = () => void;
export interface ClipOpts {
    life: number;
    delay: number;
    loop: boolean;
    easing: AnimationEasing;
    playbackRatio: number;
    onframe: OnframeCallback;
    ondestroy: OndestroyCallback;
    onrestart: OnrestartCallback;
}
export default class Clip {
    private _life;
    private _delay;
    private _inited;
    private _startTime;
    private _pausedTime;
    protected _paused: boolean;
    timeline?: Timeline;
    next?: Clip;
    prev?: Clip;
    _loop: boolean;
    easingFunc?: (p: number) => number;
    onframe?: OnframeCallback;
    ondestroy?: OndestroyCallback;
    onrestart?: OnrestartCallback;
    constructor(opts?: Partial<ClipOpts>);
    step(globalTime: number, deltaTime: number): boolean;
    pause(): void;
    resume(): void;
    getLife(): number;
    setLife(life: number): void;
    setEasing(easing: AnimationEasing): void;
}
export {};