/**
 *
 * carbon-angular v0.0.0 | popover.directive.d.ts
 *
 * Copyright 2014, 2026 IBM
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0

 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


import { AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, NgZone, OnChanges, OnDestroy, Renderer2, SimpleChanges } from "@angular/core";
import { Placement } from "@floating-ui/dom";
import * as i0 from "@angular/core";
declare type oldPlacement = "top-left" | "top-right" | "bottom-left" | "bottom-right" | "left-bottom" | "left-top" | "right-bottom" | "right-top";
export declare class PopoverContainer implements AfterViewInit, OnChanges, OnDestroy {
    protected elementRef: ElementRef;
    protected ngZone: NgZone;
    protected renderer: Renderer2;
    protected changeDetectorRef: ChangeDetectorRef;
    /**
     * Set alignment of popover
     * As of v5, `oldPlacements` are now deprecated in favor of Placements
     *
     * When `autoAlign` is set to `true`, alignment may change for best placement
     */
    set align(alignment: oldPlacement | Placement);
    _align: Placement;
    readonly alignmentClassPrefix = "cds--popover--";
    /**
     * Emits an event when the dialog is closed
     */
    onClose: EventEmitter<Event>;
    /**
     * Emits an event when the dialog is opened
     */
    onOpen: EventEmitter<Event>;
    /**
     * Emits an event when the state of `isOpen` changes. Allows `isOpen` to be double bound
     */
    isOpenChange: EventEmitter<boolean>;
    /**
     * Show caret at the alignment position
     */
    caret: boolean;
    /**
     * Enable drop shadow around the popover container
     */
    dropShadow: boolean;
    /**
     * Enable high contrast for popover container
     */
    highContrast: boolean;
    /**
     * **Experimental**: Use floating-ui to position the tooltip
     * This is not toggleable - should be assigned once
     */
    autoAlign: boolean;
    containerClass: boolean;
    isOpen: boolean;
    protected popoverContentRef: HTMLElement;
    protected caretRef: HTMLElement;
    protected caretOffset: number;
    protected caretHeight: number;
    protected unmountFloatingElement: Function;
    constructor(elementRef: ElementRef, ngZone: NgZone, renderer: Renderer2, changeDetectorRef: ChangeDetectorRef);
    /**
     * Handles emitting open/close event
     * @param open - Is the popover container open
     * @param event - Event
     */
    handleChange(open: boolean, event?: Event): void;
    roundByDPR(value: any): number;
    /**
     * Compute position of tooltip when autoAlign is enabled
     */
    recomputePosition(): void;
    /**
     * Close the popover and reopen it with updated values without emitting an event
     * @param changes
     */
    ngOnChanges(changes: SimpleChanges): void;
    /**
     * Handle initialization of element
     */
    ngAfterViewInit(): void;
    initializeReferences(): void;
    /**
     * Clean up
     */
    ngOnDestroy(): void;
    /**
     * Clean up `autoUpdate` if auto alignment is enabled
     */
    cleanUp(): void;
    /**
     * Replace existing previous alignment class with new
     * @param previousAlignment
     */
    updateAlignmentClass(newAlignment: string, previousAlignment?: string): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<PopoverContainer, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<PopoverContainer, "[cdsPopover], [ibmPopover]", never, { "align": "align"; "caret": "caret"; "dropShadow": "dropShadow"; "highContrast": "highContrast"; "autoAlign": "autoAlign"; "isOpen": "isOpen"; }, { "onClose": "onClose"; "onOpen": "onOpen"; "isOpenChange": "isOpenChange"; }, never, never, false>;
}
export {};