import { ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export declare class ResizableDirective {
    private readonly documentRef;
    private readonly elementRef;
    readonly resizable: import("rxjs").Observable<number>;
    constructor(documentRef: any, elementRef: ElementRef<HTMLElement>);
    static ɵfac: i0.ɵɵFactoryDeclaration<ResizableDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ResizableDirective, "[resizable]", never, {}, { "resizable": "resizable"; }, never, never, true, never>;
}