import { OnInit, OnDestroy } from '@angular/core';
import { ToolService } from '../../tool/shared';
import { ToolbarComponent } from '../../tool/toolbar';
import { ContextService } from './context.service';
export declare class ToolContextDirective implements OnInit, OnDestroy {
    private contextService;
    private toolService;
    private component;
    private context$$;
    constructor(component: ToolbarComponent, contextService: ContextService, toolService: ToolService);
    ngOnInit(): void;
    ngOnDestroy(): void;
    private handleContextChange(context);
}