import { Meta, Title } from '@angular/platform-browser';
import { ActivatedRouteSnapshot, RouterStateSnapshot } from '@angular/router';
import { NavigationEndPlatform } from '../platforms/navigation-end.platform';
export declare class MetaService extends NavigationEndPlatform {
    protected statesRegistry: import("../public_api").StatesRegistry<any>;
    protected metaService: Meta;
    protected titleService: Title;
    private defaultTitle;
    resolve(route: ActivatedRouteSnapshot, state: RouterStateSnapshot): Promise<void>;
    private defaultMeta;
    private renderMeta;
    private activeMeta;
}