import { OnDestroy } from '@angular/core';
import { MediaObserver, BreakPointRegistry } from '@angular/flex-layout';
import { Observable } from 'rxjs';
import { MediaMainChange } from './media-main-change.model';
/** @dynamic */
export declare class PipMediaService implements OnDestroy {
    private document;
    private breakpoints;
    private media;
    private _mainLayoutBreakpoints;
    private _mainChange$;
    private _subs;
    constructor(document: Document, breakpoints: BreakPointRegistry, media: MediaObserver);
    ngOnDestroy(): void;
    private _isMainInclude;
    private _setMainLayoutBreakpoints;
    updateMainLayoutBreakpoints(width: number): void;
    asObservableMain(): Observable<MediaMainChange>;
    isMainActive(alias: string): any;
}