import { ChangeDetectorRef, OnDestroy } from '@angular/core';
import { FocusManagementService } from '../../focus-management.service';
import { PDFNotificationService } from '../../pdf-notification-service';
import { ResponsiveVisibility } from '../../responsive-visibility';
import * as i0 from "@angular/core";
/**
 * stephanrauh/pdf.js#14: the eraser button. It erases parts of drawings and
 * free-hand highlights. The eraser only exists in the bleeding-edge bundle
 * (pdf.js 6.3 and up); the parent component doesn't render this button with
 * the stable bundle.
 */
export declare class PdfEraserEditorComponent implements OnDestroy {
    private readonly focusManagement;
    private readonly cdr;
    private readonly elementRef;
    show: import("@angular/core").InputSignal<ResponsiveVisibility>;
    disable: import("@angular/core").InputSignal<boolean>;
    isSelected: boolean;
    private PDFViewerApplication;
    private eventBusAbortController;
    constructor(notificationService: PDFNotificationService, focusManagement: FocusManagementService, cdr: ChangeDetectorRef);
    /**
     * Runs `callback` and re-renders this component. The callback is scheduled
     * from a pdf.js event bus listener, which runs outside Angular's zone (see
     * the Draw button for the details).
     */
    private asyncWithCD;
    private onPdfJsInit;
    ngOnDestroy(): void;
    onClick: (event?: Event) => void;
    static ɵfac: i0.ɵɵFactoryDeclaration<PdfEraserEditorComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<PdfEraserEditorComponent, "pdf-eraser-editor", never, { "show": { "alias": "show"; "required": false; "isSignal": true; }; "disable": { "alias": "disable"; "required": false; "isSignal": true; }; }, {}, never, never, false, never>;
}