import { EventEmitter, OnInit } from "@angular/core";
import { Object3D } from "three";
import { NgtObject } from "@angular-three/core";
import { FlatUIList, ListItem } from "./list/list.component";
import * as i0 from "@angular/core";
export declare const DRAG_START_EVENT = "flat-ui-dragstart";
export declare const DRAG_END_EVENT = "flat-ui-dragend";
export declare const DRAG_DROP_EVENT = "flat-ui-drop";
export interface DropEvent {
    value: any;
}
export declare class DropListService {
    droplist: Array<Object3D>;
    source?: Array<ListItem>;
    addlist(object: Object3D): void;
    start(data: any): void;
    dropped(data: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DropListService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DropListService>;
}
export declare class DropListDirective implements OnInit {
    dropservice: DropListService;
    list: FlatUIList;
    dropped: EventEmitter<DropEvent>;
    constructor(dropservice: DropListService, list: FlatUIList);
    ngOnInit(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DropListDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<DropListDirective, "[drop-list]", ["dropList"], {}, { "dropped": "dropped"; }, never, never, true, never>;
}
export declare class DraggableDirective implements OnInit {
    private dropservice;
    private ngtobject;
    constructor(dropservice: DropListService, ngtobject: NgtObject);
    ngOnInit(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DraggableDirective, [{ optional: true; }, null]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<DraggableDirective, "[draggable]", ["draggable"], {}, {}, never, never, true, never>;
}