import { OnChanges } from '@angular/core';
import * as i0 from "@angular/core";
export declare class DefaultThumbnailDirective implements OnChanges {
    wsUtilsDefaultThumbnail: string;
    src: string;
    isSrcUpdateAttemptedForDefault: boolean;
    srcUrl: string;
    updateSrc(): void;
    ngOnChanges(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DefaultThumbnailDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<DefaultThumbnailDirective, "[wsUtilsDefaultThumbnail]", never, { "wsUtilsDefaultThumbnail": { "alias": "wsUtilsDefaultThumbnail"; "required": false; }; "src": { "alias": "src"; "required": false; }; }, {}, never, never, false, never>;
}