import { ChangeDetectorRef, TemplateRef } from '@angular/core';
import { CdkOverlayOrigin } from '@angular/cdk/overlay';
import * as i0 from "@angular/core";
export declare class PghOverlayComponent {
    private cdr;
    origin: import("@angular/core").InputSignal<CdkOverlayOrigin>;
    panelClasses: import("@angular/core").InputSignal<string[]>;
    overlayContent?: TemplateRef<any>;
    isOpen: import("@angular/core").WritableSignal<boolean>;
    constructor(cdr: ChangeDetectorRef);
    close(): void;
    open(): void;
    getOverlayPanelClasses(): string[];
    static ɵfac: i0.ɵɵFactoryDeclaration<PghOverlayComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<PghOverlayComponent, "pgh-overlay", ["pghOverlay"], { "origin": { "alias": "origin"; "required": true; "isSignal": true; }; "panelClasses": { "alias": "panelClasses"; "required": false; "isSignal": true; }; }, {}, ["overlayContent"], ["*"], false, never>;
}