/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { ComponentFactoryResolver, ComponentRef, EmbeddedViewRef, ApplicationRef, Injector } from '@angular/core';
import { BasePortalOutlet, ComponentPortal, TemplatePortal } from './portal';
/**
 * A PortalOutlet for attaching portals to an arbitrary DOM element outside of the Angular
 * application context.
 */
export declare class DomPortalOutlet extends BasePortalOutlet {
    /** Element into which the content is projected. */
    outletElement: Element;
    private _componentFactoryResolver;
    private _appRef;
    private _defaultInjector;
    constructor(
        /** Element into which the content is projected. */
        outletElement: Element, _componentFactoryResolver: ComponentFactoryResolver, _appRef: ApplicationRef, _defaultInjector: Injector);
    /**
     * Attach the given ComponentPortal to DOM element using the ComponentFactoryResolver.
     * @param portal Portal to be attached
     * @returns Reference to the created component.
     */
    attachComponentPortal<T>(portal: ComponentPortal<T>): ComponentRef<T>;
    /**
     * Attaches a template portal to the DOM as an embedded view.
     * @param portal Portal to be attached.
     * @returns Reference to the created embedded view.
     */
    attachTemplatePortal<C>(portal: TemplatePortal<C>): EmbeddedViewRef<C>;
    /**
     * Clears out a portal from the DOM.
     */
    dispose(): void;
    /** Gets the root HTMLElement for an instantiated component. */
    private _getComponentRootNode(componentRef);
}