import { Observable } from 'rxjs';
export declare class MockViewportService {
    isMobileWidth: boolean;
    isMobileLandscapeWidth: boolean;
    isLandscapeWidth: boolean;
    isLandscapeHeight: boolean;
    isTabletWidth: boolean;
    mobileViewObservable: Observable<unknown>;
    mobileLandscapeViewObservable: Observable<unknown>;
    landscapeViewObservable: Observable<unknown>;
    landscapeHeightViewObservable: Observable<unknown>;
    tabletViewObservable: Observable<unknown>;
}