import { Logger } from './logger.service';
import * as i0 from "@angular/core";
export declare class GoogleAnalyticsService {
    private logger;
    private _initialized;
    get initialized(): boolean;
    get ga(): any;
    constructor(logger: Logger);
    emitEvent(eventCategory: string, eventAction: string, eventLabel?: string, eventValue?: number): void;
    init(googleAnalyticsTrackingId: string): void;
    private ensureInitialized;
    static ɵfac: i0.ɵɵFactoryDeclaration<GoogleAnalyticsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<GoogleAnalyticsService>;
}