import { ElementRef, TemplateRef } from "@angular/core";
import { OverlayBase } from "../../overlay/overlay";
import { OverlayService } from "../../overlay/overlay.service";
import { BzTooltipTrigger } from "./tooltip.enum";
import { BzTooltipOptions } from "./tooltip.interface";
import { BzTooltipService } from "./tooltip.servcie";
export declare class Tooltip extends OverlayBase {
    protected overlayService: OverlayService;
    private _tooltipService;
    constructor(overlayService: OverlayService, _tooltipService: BzTooltipService);
    private _overlayTooltip;
    private _subscriptionTooltip;
    isTooltipActive: boolean;
    /**
   * Shows context menu.
   *
   * @author Federico Gambardella<fedega86@libero.it>
   * @param {ElementRef} elRef
   * @param {TemplateRef} templateToAttach
   * @param {ContexMenuOption} options
   */
    show(elRef: ElementRef, templateToAttach: TemplateRef<any> | string, options?: BzTooltipOptions): void;
    /**
     * Set tooltip text or template.
     *
     * @author Federico Gambardella<federico.gambardella@mcigeoup.it>
     * @param {TemplateRef<any> | string} templateToAttach
     */
    private _setTootlipTextOrTemplate;
    /**
     * Set tooltip status
     *
     * @author Federico Gambardella<federico.gambardella@mciegroup.it>
     * @param {Status} status
     * @return {void}
     */
    private _setTooltipStatus;
    /**
     * Set tooltip font
     *
     * @author Federico Gambardella<federico.gambardella@mciegroup.it>
     * @param {BzTooltipFont} font
     * @return {void}
     */
    private _setTooltipFont;
    /**
    * Hide contextMenu.
    *
    * @author Federico Gambardella<fedega86@libero.it>
    */
    hide(): void;
    /**
     * Closes menu context menu when click outside.
     *
     * @author Federico Gambardella<fedega86@libero.it>
     * @param {ElementRef<HTMLElement>} elRef
     */
    protected _closeTooltipOutSide(elRef: ElementRef<HTMLElement>, trigger: BzTooltipTrigger): void;
    /**
     * Closes context menu by closeOverlayOnClick value.
     *
     * @author Federico Gamabrdella<fedega86@libero.it>
     * @param {Event} event
     * @param {ElementRef<HTMLElement>} elRef
     * @param {boolean} closeOverlayOnClick
     */
    private _closeTooltipByCondition;
    /**
     * Set tooltip css class by position.
     *
     * @author Federico Gambardella<federico.gambardella@micegoup.it>
     * @param {OverlayStatus} status
     * @return {void}
     */
    private _setTooltipCssClassByPosition;
    /**
     * Set tooltip css.
     *
     * @author Federico Gambardella<federico.gamabrdella@micegroup.it>
     * @param {string} posAfter
     * @param {string} container
     * @return {void}
     */
    private _setTooltipCss;
    /**
     * Set tooltip css position class by out viewport position.
     *
     * @author Federico Gambardella<federico.gambardella@mciegorup.it>
     * @param {string} position
     * @return {void}
     */
    private _setTooltipPositionCssClassByPositionOut;
    /**
     * Set tooltip position css class.
     *
     * @author Federico Gambardella<federico.gambardella@micegoup.it>
     * @param {string} positionCssClass
     */
    private _setTooltipPositionCssClass;
}