import { FocusMonitor } from '@angular/cdk/a11y';
import { Overlay } from '@angular/cdk/overlay';
import { ElementRef, OnChanges, OnDestroy, OnInit, SimpleChanges, ViewContainerRef } from '@angular/core';
import { GraniteTooltipComponent } from './tooltip.component';
import { GraniteTooltipService } from './Services/granite-tooltip.service';
import * as i0 from "@angular/core";
export declare class GraniteTooltipTriggerForDirective implements OnDestroy, OnInit, OnChanges {
    private _elementRef;
    private _overlay;
    private _viewContainerRef;
    private _focusMonitor;
    private _tooltipService;
    tooltip: GraniteTooltipComponent;
    hideDelay: number;
    showDelay: number;
    showOnKeyboardFocus: boolean;
    showOnClick: boolean;
    private _overlayRef;
    private _destroy;
    private _detachOverlayTimeoutId;
    private _attachOverlayTimeoutId;
    constructor(_elementRef: ElementRef, _overlay: Overlay, _viewContainerRef: ViewContainerRef, _focusMonitor: FocusMonitor, _tooltipService: GraniteTooltipService);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    _handleMouseenter(): void;
    _handleMouseleave(): void;
    _handleBlur(): void;
    private _handleClick;
    private _handleKeyboardFocus;
    private _createOverlay;
    private _attachOverlay;
    private _detachOverlay;
    private _getTriggerElement;
    static ɵfac: i0.ɵɵFactoryDeclaration<GraniteTooltipTriggerForDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<GraniteTooltipTriggerForDirective, "[graniteTooltipTriggerFor]", never, { "tooltip": { "alias": "graniteTooltipTriggerFor"; "required": false; }; "hideDelay": { "alias": "hideDelay"; "required": false; }; "showDelay": { "alias": "showDelay"; "required": false; }; "showOnKeyboardFocus": { "alias": "showOnKeyboardFocus"; "required": false; }; "showOnClick": { "alias": "showOnClick"; "required": false; }; }, {}, never, never, false, never>;
}