import { Overlay } from '@angular/cdk/overlay';
import { ComponentRef, EventEmitter, Injector } from '@angular/core';
import { ScImageComparisonComponent, SCImageComparisonData } from '../sc-image-comparison.component';
import * as i0 from "@angular/core";
export declare class SCImageComparisonService {
    private _overlay;
    private _injector;
    constructor(_overlay: Overlay, _injector: Injector);
    closeEvent: EventEmitter<void>;
    ref: ComponentRef<ScImageComparisonComponent>;
    private _unsubscribe;
    private _overlayRef;
    private _createOverlay;
    private _attachOverlay;
    private _detachOverlay;
    private _createInjector;
    closePopup(): void;
    openImageComparison(data: SCImageComparisonData[]): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<SCImageComparisonService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SCImageComparisonService>;
}