import { EventEmitter, OnDestroy } from '@angular/core';
import { Observable } from 'rxjs';
import { DragDropEvent } from './events';
import { DragDropService } from './drag-drop.service';
export declare class DroppableDirective implements OnDestroy {
    private service;
    private _zones;
    private acceptsCurrentDrop;
    private eventSubscription;
    set zones(zone: string | string[]);
    acceptsDrop: (data: any) => boolean;
    mavDroppable: EventEmitter<any>;
    dragDropEvents: Observable<DragDropEvent>;
    constructor(service: DragDropService);
    onDragOver(event: DragEvent): boolean;
    onDrop(): boolean;
    ngOnDestroy(): void;
}