import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
/**
 * A service that observes the resize of the elements.
 *
 * @developerPreview
 */
export declare class RxaResizeObserver {
    #private;
    constructor();
    observeElement(element: Element, options?: ResizeObserverOptions): Observable<ResizeObserverEntry>;
    static ɵfac: i0.ɵɵFactoryDeclaration<RxaResizeObserver, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<RxaResizeObserver>;
}