import { ApplicationRef, ComponentFactoryResolver, Injector } from '@angular/core';
import { WdkPortalComponentData } from './portal.interfaces';
import * as i0 from "@angular/core";
export declare class WdkPortalService {
    private compFactoryResolver;
    private inject;
    private appRef;
    private readonly componentFactoryResolver;
    private readonly injector;
    private readonly applicationRef;
    private outletMap;
    constructor(compFactoryResolver: ComponentFactoryResolver, inject: Injector, appRef: ApplicationRef);
    attach(portalOutlet: any, portal: any): any;
    projectContent(data: WdkPortalComponentData): any;
    detach(id: string): void;
    detachAll(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<WdkPortalService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<WdkPortalService>;
}