import { ElementRef, OnDestroy, OnInit } from '@angular/core';
import * as i0 from "@angular/core";
export declare class ChartSyncGroupDirective implements OnInit, OnDestroy {
    private el;
    groupName: string;
    private static groups;
    constructor(el: ElementRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    onMouseMove(event: MouseEvent): void;
    onMouseLeave(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ChartSyncGroupDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ChartSyncGroupDirective, "[ngxChartSyncGroup]", never, { "groupName": { "alias": "ngxChartSyncGroup"; "required": false; }; }, {}, never, never, true, never>;
}