import { BasePlugin, PluginRegistry } from '@embedpdf/core';
import { ZoomAction } from './actions';
import { ZoomPluginConfig, ZoomState, ZoomCapability, RegisterMarqueeOnPageOptions } from './types';
export declare class ZoomPlugin extends BasePlugin<ZoomPluginConfig, ZoomCapability, ZoomState, ZoomAction> {
    static readonly id: "zoom";
    private readonly zoom$;
    private readonly state$;
    private readonly viewport;
    private readonly viewportPlugin;
    private readonly scroll;
    private readonly interactionManager;
    private readonly spread;
    private readonly presets;
    private readonly zoomRanges;
    private readonly defaultZoomLevel;
    private readonly minZoom;
    private readonly maxZoom;
    private readonly zoomStep;
    constructor(id: string, registry: PluginRegistry, cfg: ZoomPluginConfig);
    protected onDocumentLoadingStarted(documentId: string): void;
    protected onDocumentLoaded(documentId: string): void;
    protected onDocumentClosed(documentId: string): void;
    protected onRotationChanged(documentId: string): void;
    protected buildCapability(): ZoomCapability;
    private createZoomScope;
    private getDocumentState;
    private getDocumentStateOrThrow;
    private requestZoom;
    private requestZoomBy;
    private zoomIn;
    private zoomOut;
    private zoomToArea;
    private enableMarqueeZoom;
    private disableMarqueeZoom;
    private toggleMarqueeZoom;
    private isMarqueeZoomActive;
    private handleRequest;
    private computeZoomForMode;
    private computeScrollForZoomChange;
    private handleZoomToArea;
    private recalcAuto;
    private normalizeRanges;
    private stepFor;
    private toZoom;
    registerMarqueeOnPage(opts: RegisterMarqueeOnPageOptions): () => void;
    onStoreUpdated(prevState: ZoomState, newState: ZoomState): void;
    initialize(): Promise<void>;
    destroy(): Promise<void>;
}