import { TemplateRef, ElementRef, ChangeDetectorRef } from '@angular/core';
export declare class DragPreviewComponent {
    private el;
    private cdr;
    element: any;
    data: any;
    draggedEl: any;
    dragData: any;
    batchDragData: any;
    dragSyncDOMElements: any;
    templateRef: TemplateRef<any>;
    constructor(el: ElementRef, cdr: ChangeDetectorRef);
    updateTemplate(): void;
}