import { ElementRef, Renderer2 } from '@angular/core';
import * as i0 from "@angular/core";
export declare class TooltipDirective {
    private el;
    private renderer;
    tooltipTitle: string;
    placement?: string;
    delay?: number;
    tooltip: HTMLElement | null;
    offset: number;
    constructor(el: ElementRef, renderer: Renderer2);
    onMouseEnter(): void;
    onClick(): void;
    onMouseLeave(): void;
    show(): void;
    hide(): void;
    create(): void;
    setPosition(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<TooltipDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<TooltipDirective, "[tooltip]", never, { "tooltipTitle": { "alias": "tooltip"; "required": false; }; "placement": { "alias": "placement"; "required": false; }; "delay": { "alias": "delay"; "required": false; }; }, {}, never, never, true, never>;
}