import * as PIXI from "pixi.js";
import { Clip, ClipOptions } from "../../Clip";
import { ClipStyle } from "../../ClipStyle";
/**
 * Sprite-less clip wrapper that binds a library subtitles asset into the timeline.
 *
 * Rendering and hit-testing are delegated to `SubtitlesManager`, so the clip itself mainly carries timing,
 * subtitles linkage, and editor interaction hooks.
 */
export declare class SubtitlesClip extends Clip<PIXI.Sprite, ClipStyle<PIXI.Sprite>> {
    constructor(options: ClipOptions);
    init(layerId: string): Promise<void>;
    /**
     * Synchronizes the clip duration with the duration of the linked subtitles asset.
     *
     * @returns Nothing.
     */
    updateDuration(): void;
    /**
     * Creates a cloned subtitles clip from serialized data.
     *
     * @returns Cloned subtitles clip instance.
     */
    clone(): Clip<PIXI.Sprite, ClipStyle<PIXI.Sprite>>;
    hitTest(point: {
        cursorX: number;
        cursorY: number;
    }): boolean;
    hasSprite(): boolean;
}