import { NzImageDirective } from './image.directive';
import * as i0 from "@angular/core";
export declare class NzImageGroupComponent {
    nzScaleStep: number | null;
    images: NzImageDirective[];
    addImage(image: NzImageDirective): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NzImageGroupComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NzImageGroupComponent, "nz-image-group", ["nzImageGroup"], { "nzScaleStep": { "alias": "nzScaleStep"; "required": false; }; }, {}, never, ["*"], true, never>;
}