import { ElementRef, EventEmitter, OnDestroy } from '@angular/core';
import * as i0 from "@angular/core";
export declare class ResizeObserverDirective implements OnDestroy {
    private el;
    debounceTime: number;
    resize: EventEmitter<any>;
    private resize$;
    constructor(el: ElementRef);
    _resizeCallback(entry: any): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ResizeObserverDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ResizeObserverDirective, "[resizeObserver]", never, { "debounceTime": { "alias": "resizeDebounceTime"; "required": false; }; }, { "resize": "resize"; }, never, never, true, never>;
}
