import { AfterViewInit, ElementRef, Injector, OnDestroy, Renderer2, TemplateRef } from '@angular/core';
import { Overlay } from '@angular/cdk/overlay';
import { TooltipHorizontalPosition, TooltipPosition, TooltipSize } from './tooltip-config';
export declare class TooltipDirective implements AfterViewInit, OnDestroy {
    private overlay;
    private renderer;
    private elementRef;
    private injector;
    private overlayRef;
    private subscriptions;
    content: string | TemplateRef<any>;
    trigger: 'click' | 'hover' | 'manual';
    position: TooltipPosition;
    horizontalPosition: TooltipHorizontalPosition;
    size: TooltipSize;
    set isVisible(visible: boolean);
    disabled: boolean;
    constructor(overlay: Overlay, renderer: Renderer2, elementRef: ElementRef, injector: Injector);
    ngAfterViewInit(): void;
    ngOnDestroy(): void;
    showTooltip(): void;
    hideTooltip(): void;
    getPositionStrategy(): import("@angular/cdk/overlay").FlexibleConnectedPositionStrategy;
}