import { Overlay, OverlayPositionBuilder } from '@angular/cdk/overlay';
import { TemplatePortalDirective } from '@angular/cdk/portal';
import { ElementRef, Injector, OnDestroy, OnInit } from '@angular/core';
import { Parent } from '../../lego-base.component';
import { LegoBasePopupComponent } from '../lego-base-popup.component';
export declare enum Orientation {
    Left = "left",
    Right = "right",
    TopLeft = "top-left",
    TopRight = "top-right",
    TopMiddle = "top-middle",
    LeftAlt = "left-alt",
    RightAlt = "right-alt",
    LeftMiddle = "left-middle",
    RightMiddle = "right-middle",
    BottomLeft = "bottom-left",
    BottomRight = "bottom-right",
    BottomMiddle = "bottom-middle"
}
export declare class PopoverComponent extends LegoBasePopupComponent implements OnInit, OnDestroy {
    protected injector: Injector;
    private overlay;
    private overlayPositionBuilder;
    private elementRef;
    trigger: HTMLElement;
    preferredOrientations: Array<Orientation | '*'>;
    popoverTemplate: TemplatePortalDirective;
    display: boolean;
    private showDelay;
    private hideDelay;
    private showDelayTimer;
    private showNextTickTimer;
    private hideDelayTimer;
    private overlayRef;
    private viewRef;
    private status;
    private orientationPositionMap;
    constructor(injector: Injector, parent: Parent, overlay: Overlay, overlayPositionBuilder: OverlayPositionBuilder, elementRef: ElementRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    onMouseEnter(): void;
    onMouseLeave(): void;
    hideImmediately(): void;
    onTriggerMouseEnter(): void;
    onTriggerMouseLeave(): void;
    private show;
    private hide;
    private showPopover;
    private onShow;
    private hidePopover;
    private onHide;
    private listenTransitionEnd;
    private unListenTransitionEnd;
}