import { Packery } from 'packery';
import { BehaviorSubject } from 'rxjs';
export declare class NgxPackeryService {
    action$: BehaviorSubject<{
        name: string;
        args?: any[];
    }>;
    layout(): void;
    shiftLayout(): void;
    layoutItems(items: any[], isInstant?: boolean): void;
    fit(element: any, x?: number, y?: number): void;
    stamp(elements: Element): void;
    unstamp(elements: Element | Element[] | NodeList): void;
    appended(elements: Element | Element[] | NodeList): void;
    prepended(elements: Element | Element[] | NodeList): void;
    addItems(elements: Element | Element[] | NodeList): void;
    remove(elements: Element | Element[] | NodeList): void;
    reloadItems(): void;
    destroy(): void;
    data(): Packery;
    getItemElements(): any[];
}