Source: layer/BingAerialLayer.js

/*
 * Copyright 2003-2006, 2009, 2017, 2020 United States Government, as represented
 * by the Administrator of the National Aeronautics and Space Administration.
 * All rights reserved.
 *
 * The NASAWorldWind/WebWorldWind platform is licensed under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License
 * at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed
 * under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
 * CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 *
 * NASAWorldWind/WebWorldWind also contains the following 3rd party Open Source
 * software:
 *
 *    ES6-Promise – under MIT License
 *    libtess.js – SGI Free Software License B
 *    Proj4 – under MIT License
 *    JSZip – under MIT License
 *
 * A complete listing of 3rd Party software notices and licenses included in
 * WebWorldWind can be found in the WebWorldWind 3rd-party notices and licenses
 * PDF found in code  directory.
 */
/**
 * @exports BingAerialLayer
 */
define([
        '../geom/Location',
        '../geom/Sector',
        '../layer/BingTiledImageLayer',
        '../util/BingImageryUrlBuilder'
    ],
    function (Location,
              Sector,
              BingTiledImageLayer,
              BingImageryUrlBuilder) {
        "use strict";

        /**
         * Constructs a Bing Aerial layer.
         * @alias BingAerialLayer
         * @constructor
         * @augments BingTiledImageLayer
         * @classdesc Displays the Bing Aerial layer.
         * See also {@link BingAerialWithLabelsLayer} and {@link BingRoadsLayer}.
         *
         * @param {String} bingMapsKey The Bing Maps key to use for the image requests. If null or undefined, the key at
         * WorldWind.BingMapsKey is used. If that is null or undefined, the default WorldWind Bing Maps key is used,
         * but this fallback is provided only for non-production use. If you are using Web WorldWind in an app or a
         * web page, you must obtain your own key from the
         * [Bing Maps Portal]{@link https://www.microsoft.com/maps/choose-your-bing-maps-API.aspx}
         * and either pass it as a parameter to this constructor or specify it as the property WorldWind.BingMapsKey.
         */
        var BingAerialLayer = function (bingMapsKey) {
            BingTiledImageLayer.call(this, "Bing Aerial");

            this.urlBuilder = new BingImageryUrlBuilder("Aerial", bingMapsKey);
        };

        BingAerialLayer.prototype = Object.create(BingTiledImageLayer.prototype);

        return BingAerialLayer;
    });