import { EventEmitter, OnInit } from '@angular/core';
import { EdgeDefinition, LayoutOptions, NodeDefinition, StylesheetStyle } from 'cytoscape';
import * as i0 from "@angular/core";
export declare class CytoscapeGraphToolbarComponent implements OnInit {
    #private;
    nodes: NodeDefinition[] | undefined;
    edges: EdgeDefinition[] | undefined;
    direction: 'column' | 'row';
    get layoutOptions(): LayoutOptions | undefined;
    set layoutOptions(value: LayoutOptions | undefined);
    layoutOptionsChange: EventEmitter<LayoutOptions>;
    get styles(): StylesheetStyle[] | undefined;
    set styles(styles: StylesheetStyle[]);
    stylesChange: EventEmitter<StylesheetStyle[]>;
    styleSelectorChange: EventEmitter<string>;
    showLayoutToolbarButton: boolean;
    showStyleToolbarButton: boolean;
    showToolbarButtons: boolean;
    constructor();
    ngOnInit(): void;
    onStyleSelectorChange(selector: string): void;
    onStylesChange(stylesheet: cytoscape.StylesheetStyle[]): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<CytoscapeGraphToolbarComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<CytoscapeGraphToolbarComponent, "cytoscape-graph-toolbar", never, { "nodes": { "alias": "nodes"; "required": false; }; "edges": { "alias": "edges"; "required": false; }; "direction": { "alias": "direction"; "required": false; }; "layoutOptions": { "alias": "layoutOptions"; "required": false; }; "styles": { "alias": "styles"; "required": false; }; "showLayoutToolbarButton": { "alias": "showLayoutToolbarButton"; "required": false; }; "showStyleToolbarButton": { "alias": "showStyleToolbarButton"; "required": false; }; "showToolbarButtons": { "alias": "showToolbarButtons"; "required": false; }; }, { "layoutOptionsChange": "layoutOptionsChange"; "stylesChange": "stylesChange"; "styleSelectorChange": "styleSelectorChange"; }, never, never, false, never>;
}