import { ElementRef, EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { DataSet, Edge, Node, Options } from 'vis-network/standalone';
import { NgxVisNetworkEtsisiService } from './ngx-vis-network-etsisi.service';
/**
 * @description Using this directive the graph will be dynamically added inside the chosen container.
 * @export NgxVisNetworkEtsisiDirective
 */
export declare class NgxVisNetworkEtsisiDirective implements OnInit, OnDestroy {
    private elementRef;
    private ngxVisNetworkEtsisiService;
    /**
     * @description Graph network id.
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    etsisiVis: string;
    /**
     * @description Graph network nodes.
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    etsisiVisNodes: DataSet<Node>;
    /**
     * @description Graph network edges.
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    etsisiVisEdges: DataSet<Edge>;
    /**
     * @description Graph network id.
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    etsisiVisOptions: Options;
    /**
     * @description This output will be emitted when the graph network is ready.
     * The output data is the graph network id.
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    ready: EventEmitter<string>;
    private readonly container;
    private isReady;
    /**
     * @description It creates a new NgxVisNetworkEtsisiDirective
     * @param elementRef The HTML element
     * @param ngxVisNetworkEtsisiService The ngxVisNetworkEtsisiService
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    constructor(elementRef: ElementRef, ngxVisNetworkEtsisiService: NgxVisNetworkEtsisiService);
    /**
     * @description It generates a new graph when the data are available
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    ngOnInit(): void;
    /**
     * @description It generates the graph
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    private createNetwork;
    /**
     * @description It destroys the graph
     * @memberOf NgxVisNetworkEtsisiDirective
     */
    ngOnDestroy(): void;
}