import { InjectionToken } from '@angular/core';
import { Observable } from 'rxjs';
export interface GolMapModuleConfig {
    apiKey: string;
    defaultZoom?: number;
    defaultCenter?: [number, number];
}
export declare const GOLMAP_MODULE_CONFIG: InjectionToken<GolMapModuleConfig>;
export declare class NgGolMapService {
    private readonly config;
    private readonly document;
    private loadedLibraries;
    private moduleConfig;
    private locationObserver$;
    constructor(config: GolMapModuleConfig, document: any);
    lazyLoadGmapApi(): Observable<any>;
    getDefaultZoom(): number;
    getDefaultCenter(): [number, number];
    findCurrentLocation(): void;
    /**
     * Reverse geocoding by location address.
     *
     * Wraps the Google Maps API geocoding service into an observable.
     *
     * @param address Location adress
     * @return An observable of GeocoderResult
     */
    getCoordByAddress(address: any): Observable<any>;
    private loadScript;
}