/* Copyright IBM Corp. 2018 */
import { OnDestroy } from '@angular/core';
import { Meta, Title } from '@angular/platform-browser';
import { ActivatedRoute } from '@angular/router';
import { Observable, ReplaySubject } from 'rxjs';
import { RenderingContext, RenderingContextProvider } from './../../../api';
import { WchService } from './../../services/wch.service';
import { AbstractBaseComponent } from './../rendering/abstract-base.component';
/**
 * Combines the active pieces of the state into one single object
 */
export declare type ComponentState = [RenderingContext, string];
export declare class PageComponent extends AbstractBaseComponent implements OnDestroy, RenderingContextProvider {
    readonly onLayoutMode: Observable<string>;
    readonly onRenderingContext: Observable<RenderingContext>;
    readonly onComponent: ReplaySubject<any>;
    /**
     * The component state
     */
    readonly onState: Observable<ComponentState>;
    constructor(aRoute: ActivatedRoute, aWchService: WchService, aTitleService: Title, aMetaService: Meta);
    ngOnDestroy(): void;
}