import type { PlayerState } from '../core/player-state.js';
import type { VzEventEmitter } from '../core/event-emitter.js';
import { type PlayerChapter, type ChapterMarker } from './chapter-logic.js';
import { type PlayerStrings } from '../core/strings.js';
/** Minimal structural view of SeekBar the manager needs (keeps it testable). */
export interface ChapterSeekBar {
    setChapterMarkers(markers: ChapterMarker[]): void;
}
/** Minimal structural view of ControlsOverlay the manager needs. */
export interface ChapterControlsOverlay {
    addControl(el: HTMLElement, section: 'left' | 'center' | 'right' | 'seek'): void;
}
export interface ChapterManagerOptions {
    chapters: PlayerChapter[];
    state: PlayerState;
    events: VzEventEmitter;
    /** Seek callback (media element's seek). */
    seek: (time: number) => void;
    seekBar?: ChapterSeekBar | null;
    controlsOverlay?: ChapterControlsOverlay | null;
    /** Resolved UI strings (per-element `strings` overrides applied). */
    strings?: PlayerStrings;
}
/**
 * Wires manual chapters into a media element: renders seek-bar tick markers
 * (reactive to duration), adds a chapter menu to the controls bar, and tracks
 * the active chapter from `currentTime`, firing `vz-chapter-change` on each
 * boundary crossing. Created only when the tier includes chapters (the gate
 * lives in the media element's onLicenseResolved).
 */
export declare class ChapterManager {
    private chapters;
    private state;
    private events;
    private seek;
    private seekBar;
    private menu;
    private activeId;
    private unsubscribes;
    constructor(opts: ChapterManagerOptions);
    private renderMarkers;
    private updateActive;
    dispose(): void;
}
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