import { SelectionService } from './selection.service';
import * as i0 from "@angular/core";
export declare class VisibilityService extends SelectionService {
    static ɵfac: i0.ɵɵFactoryDeclaration<VisibilityService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<VisibilityService>;
}