import { Location } from '@angular/common';
import { ConfigService } from './config.service';
import * as i0 from "@angular/core";
export declare class GlobalService {
    configService: ConfigService;
    private location;
    zone: any;
    hasTopElement: boolean;
    isServiceState: boolean;
    readonly sessionStorageKey = "itineraire";
    constructor(configService: ConfigService, location: Location);
    initializeZoneConfig(): Promise<any>;
    goBack(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<GlobalService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<GlobalService>;
}