import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class ScreenSizeService {
    private destroyRef;
    private screenSizeSubject;
    screenSize$: Observable<string>;
    constructor();
    private getScreenSize;
    static ɵfac: i0.ɵɵFactoryDeclaration<ScreenSizeService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ScreenSizeService>;
}
