/**
 * This file is part of the @egodigital/egoose distribution.
 * Copyright (c) e.GO Digital GmbH, Aachen, Germany (https://www.e-go-digital.com/)
 *
 * @egodigital/egoose is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, version 3.
 *
 * @egodigital/egoose is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
/**
 * Options for 'addressToGeoCoordinates()' function.
 */
export interface AddressToGeoCoordinatesOptions {
    /**
     * The city.
     */
    city?: string;
    /**
     * The street (with house number, if available).
     */
    street?: string;
    /**
     * The zip code.
     */
    zipCode?: string;
}
/**
 * Geo coordinates.
 */
export interface GeoCoordinates {
    /**
     * The latitude.
     */
    lat: number;
    /**
     * The longitude.
     */
    lng: number;
}
/**
 * Tries to detect geo coordinates from address data.
 *
 * @param {string|AddressToGeoCoordinatesOptions} queryOrOpts The query string or the options.
 * @param {boolean} [throwOnError] Throw an exception on error or return (false). Default: (false)
 *
 * @return {GeoCoordinates|false} The location or (false) if not found.
 */
export declare function addressToGeoCoordinates(queryOrOpts: string | AddressToGeoCoordinatesOptions, throwOnError?: boolean): Promise<GeoCoordinates | false>;
/**
 * Calculates the distance between 2 geo points.
 *
 * @param {number} lat1 The latitude of the first point.
 * @param {number} lon1 The longitude of the first point.
 * @param {number} lat2 The latitude of the second point.
 * @param {number} lon2 The longitude of the second point.
 * @param {string} [unit] The custom unit to use.
 *
 * @return {number} The distance in meters.
 */
export declare function calcDistance(lat1: number, lon1: number, lat2: number, lon2: number, unit?: string): number;
/**
 * Calculates a route via a service, like MapBox.
 *
 * @param {GeoCoordinates} from The start location.
 * @param {GeoCoordinates} to The end location.
 *
 * @return {Promise<contracts.GeoCoordinates[]>} The promise with the route.
 */
export declare function calcRoute(from: GeoCoordinates, to: GeoCoordinates): Promise<GeoCoordinates[]>;