import { EventEmitter } from './preserve-next-event-emitter';
import { DragDropService } from './drag-drop.service';
import { NgDirectiveBase, NgSimpleChanges } from './directive-base';
import { DraggableDirective } from './draggable.directive';
import { DirectiveBinding } from 'vue';
export type BatchDragStyle = 'badge' | 'stack' | string;
export interface IBatchDraggableBinding {
    batchDragGroup?: string;
    batchDragActive?: boolean;
    batchDragLastOneAutoActiveEventKeys?: Array<string>;
    batchDragStyle?: string | Array<string>;
}
export interface IBatchDraggableListener {
    '@batchDragActiveEvent'?: (_: any) => void;
}
export declare class BatchDraggableDirective extends NgDirectiveBase<IBatchDraggableBinding, IBatchDraggableListener> {
    private draggable;
    private dragDropService;
    static INSTANCE_KEY: string;
    batchDragGroup: string;
    batchDragActive: boolean;
    batchDragLastOneAutoActiveEventKeys: string[];
    batchDragStyle: Array<BatchDragStyle>;
    batchDragActiveEvent: EventEmitter<any>;
    dragData?: any;
    needToRestore: boolean;
    constructor(draggable: DraggableDirective, dragDropService: DragDropService);
    ngOnInit(): void;
    ngOnDestroy(): void;
    ngOnChanges(changes: NgSimpleChanges): void;
    ngAfterViewInit(): void;
    initDragDataByIdentity(): {
        identity?: any;
        draggable: DraggableDirective;
        dragData: any;
    } | null | undefined;
    registerRestoreDragDataViewAfterViewInitWhiteDragging(): void;
    restoreDragDataViewAfterViewInit(): void;
    allowAddToBatchGroup(): boolean;
    addToBatchGroup(dragData?: any): void;
    removeFromBatchGroup(dragData?: any): void;
    private addToArrayIfNotExist;
    private deleteFromArrayIfExist;
    private findInBatchDragDataByIdentities;
    active(): void;
    updateDragData(): void;
}
declare const _default: {
    mounted(el: HTMLElement & {
        [props: string]: any;
    }, binding: DirectiveBinding<IBatchDraggableBinding & IBatchDraggableListener>, vNode: any): void;
    updated(el: HTMLElement & {
        [props: string]: any;
    }, binding: DirectiveBinding<IBatchDraggableBinding & IBatchDraggableListener>): void;
    beforeUnmount(el: HTMLElement & {
        [props: string]: any;
    }): void;
};
export default _default;