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node_modules/ol/source/BingMaps.js
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293
node_modules/ol/source/BingMaps.js
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/**
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* @module ol/source/BingMaps
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*/
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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import TileImage from './TileImage.js';
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import { applyTransform, intersects } from '../extent.js';
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import { createFromTileUrlFunctions } from '../tileurlfunction.js';
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import { createOrUpdate } from '../tilecoord.js';
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import { createXYZ, extentFromProjection } from '../tilegrid.js';
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import { get as getProjection, getTransformFromProjections } from '../proj.js';
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import { jsonp as requestJSONP } from '../net.js';
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/**
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* @param {import('../tilecoord.js').TileCoord} tileCoord Tile coord.
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* @return {string} Quad key.
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*/
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export function quadKey(tileCoord) {
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var z = tileCoord[0];
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var digits = new Array(z);
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var mask = 1 << (z - 1);
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var i, charCode;
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for (i = 0; i < z; ++i) {
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// 48 is charCode for 0 - '0'.charCodeAt(0)
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charCode = 48;
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if (tileCoord[1] & mask) {
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charCode += 1;
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}
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if (tileCoord[2] & mask) {
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charCode += 2;
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}
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digits[i] = String.fromCharCode(charCode);
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mask >>= 1;
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}
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return digits.join('');
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}
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/**
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* The attribution containing a link to the Microsoft® Bing™ Maps Platform APIs’
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* Terms Of Use.
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* @const
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* @type {string}
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*/
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var TOS_ATTRIBUTION = '<a class="ol-attribution-bing-tos" ' +
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'href="https://www.microsoft.com/maps/product/terms.html" target="_blank">' +
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'Terms of Use</a>';
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/**
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* @typedef {Object} Options
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* @property {number} [cacheSize] Initial tile cache size. Will auto-grow to hold at least the number of tiles in the viewport.
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* @property {boolean} [hidpi=false] If `true` hidpi tiles will be requested.
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* @property {string} [culture='en-us'] Culture code.
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* @property {string} key Bing Maps API key. Get yours at https://www.bingmapsportal.com/.
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* @property {string} imagerySet Type of imagery.
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* @property {boolean} [imageSmoothing=true] Deprecated. Use the `interpolate` option instead.
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* @property {boolean} [interpolate=true] Use interpolated values when resampling. By default,
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* linear interpolation is used when resampling. Set to false to use the nearest neighbor instead.
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* @property {number} [maxZoom=21] Max zoom. Default is what's advertized by the BingMaps service.
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* @property {number} [reprojectionErrorThreshold=0.5] Maximum allowed reprojection error (in pixels).
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* Higher values can increase reprojection performance, but decrease precision.
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* @property {import("../Tile.js").LoadFunction} [tileLoadFunction] Optional function to load a tile given a URL. The default is
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* ```js
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* function(imageTile, src) {
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* imageTile.getImage().src = src;
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* };
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* ```
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* @property {boolean} [wrapX=true] Whether to wrap the world horizontally.
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* @property {number} [transition] Duration of the opacity transition for rendering.
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* To disable the opacity transition, pass `transition: 0`.
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* @property {number|import("../array.js").NearestDirectionFunction} [zDirection=0]
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* Choose whether to use tiles with a higher or lower zoom level when between integer
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* zoom levels. See {@link module:ol/tilegrid/TileGrid~TileGrid#getZForResolution}.
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*/
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/**
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* @typedef {Object} BingMapsImageryMetadataResponse
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* @property {number} statusCode The response status code
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* @property {string} statusDescription The response status description
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* @property {string} authenticationResultCode The authentication result code
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* @property {Array<ResourceSet>} resourceSets The array of resource sets
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*/
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/**
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* @typedef {Object} ResourceSet
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* @property {Array<Resource>} resources Resources.
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*/
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/**
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* @typedef {Object} Resource
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* @property {number} imageHeight The image height
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* @property {number} imageWidth The image width
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* @property {number} zoomMin The minimum zoom level
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* @property {number} zoomMax The maximum zoom level
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* @property {string} imageUrl The image URL
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* @property {Array<string>} imageUrlSubdomains The image URL subdomains for rotation
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* @property {Array<ImageryProvider>} [imageryProviders] The array of ImageryProviders
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*/
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/**
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* @typedef {Object} ImageryProvider
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* @property {Array<CoverageArea>} coverageAreas The coverage areas
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* @property {string} [attribution] The attribution
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*/
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/**
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* @typedef {Object} CoverageArea
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* @property {number} zoomMin The minimum zoom
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* @property {number} zoomMax The maximum zoom
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* @property {Array<number>} bbox The coverage bounding box
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*/
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/**
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* @classdesc
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* Layer source for Bing Maps tile data.
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* @api
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*/
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var BingMaps = /** @class */ (function (_super) {
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__extends(BingMaps, _super);
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/**
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* @param {Options} options Bing Maps options.
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*/
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function BingMaps(options) {
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var _this = this;
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var hidpi = options.hidpi !== undefined ? options.hidpi : false;
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var interpolate = options.imageSmoothing !== undefined ? options.imageSmoothing : true;
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if (options.interpolate !== undefined) {
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interpolate = options.interpolate;
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}
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_this = _super.call(this, {
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cacheSize: options.cacheSize,
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crossOrigin: 'anonymous',
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interpolate: interpolate,
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opaque: true,
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projection: getProjection('EPSG:3857'),
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reprojectionErrorThreshold: options.reprojectionErrorThreshold,
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state: 'loading',
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tileLoadFunction: options.tileLoadFunction,
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tilePixelRatio: hidpi ? 2 : 1,
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wrapX: options.wrapX !== undefined ? options.wrapX : true,
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transition: options.transition,
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zDirection: options.zDirection,
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}) || this;
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/**
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* @private
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* @type {boolean}
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*/
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_this.hidpi_ = hidpi;
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/**
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* @private
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* @type {string}
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*/
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_this.culture_ = options.culture !== undefined ? options.culture : 'en-us';
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/**
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* @private
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* @type {number}
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*/
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_this.maxZoom_ = options.maxZoom !== undefined ? options.maxZoom : -1;
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/**
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* @private
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* @type {string}
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*/
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_this.apiKey_ = options.key;
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/**
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* @private
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* @type {string}
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*/
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_this.imagerySet_ = options.imagerySet;
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var url = 'https://dev.virtualearth.net/REST/v1/Imagery/Metadata/' +
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_this.imagerySet_ +
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'?uriScheme=https&include=ImageryProviders&key=' +
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_this.apiKey_ +
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'&c=' +
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_this.culture_;
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requestJSONP(url, _this.handleImageryMetadataResponse.bind(_this), undefined, 'jsonp');
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return _this;
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}
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/**
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* Get the api key used for this source.
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*
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* @return {string} The api key.
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* @api
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*/
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BingMaps.prototype.getApiKey = function () {
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return this.apiKey_;
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};
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/**
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* Get the imagery set associated with this source.
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*
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* @return {string} The imagery set.
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* @api
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*/
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BingMaps.prototype.getImagerySet = function () {
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return this.imagerySet_;
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};
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/**
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* @param {BingMapsImageryMetadataResponse} response Response.
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*/
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BingMaps.prototype.handleImageryMetadataResponse = function (response) {
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if (response.statusCode != 200 ||
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response.statusDescription != 'OK' ||
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response.authenticationResultCode != 'ValidCredentials' ||
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response.resourceSets.length != 1 ||
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response.resourceSets[0].resources.length != 1) {
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this.setState('error');
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return;
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}
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var resource = response.resourceSets[0].resources[0];
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var maxZoom = this.maxZoom_ == -1 ? resource.zoomMax : this.maxZoom_;
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var sourceProjection = this.getProjection();
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var extent = extentFromProjection(sourceProjection);
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var scale = this.hidpi_ ? 2 : 1;
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var tileSize = resource.imageWidth == resource.imageHeight
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? resource.imageWidth / scale
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: [resource.imageWidth / scale, resource.imageHeight / scale];
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var tileGrid = createXYZ({
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extent: extent,
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minZoom: resource.zoomMin,
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maxZoom: maxZoom,
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tileSize: tileSize,
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});
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this.tileGrid = tileGrid;
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var culture = this.culture_;
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var hidpi = this.hidpi_;
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this.tileUrlFunction = createFromTileUrlFunctions(resource.imageUrlSubdomains.map(function (subdomain) {
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/** @type {import('../tilecoord.js').TileCoord} */
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var quadKeyTileCoord = [0, 0, 0];
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var imageUrl = resource.imageUrl
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.replace('{subdomain}', subdomain)
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.replace('{culture}', culture);
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return (
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/**
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* @param {import("../tilecoord.js").TileCoord} tileCoord Tile coordinate.
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* @param {number} pixelRatio Pixel ratio.
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* @param {import("../proj/Projection.js").default} projection Projection.
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* @return {string|undefined} Tile URL.
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*/
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function (tileCoord, pixelRatio, projection) {
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if (!tileCoord) {
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return undefined;
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}
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else {
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createOrUpdate(tileCoord[0], tileCoord[1], tileCoord[2], quadKeyTileCoord);
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var url = imageUrl;
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if (hidpi) {
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url += '&dpi=d1&device=mobile';
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}
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return url.replace('{quadkey}', quadKey(quadKeyTileCoord));
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}
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});
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}));
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if (resource.imageryProviders) {
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var transform_1 = getTransformFromProjections(getProjection('EPSG:4326'), this.getProjection());
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this.setAttributions(function (frameState) {
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var attributions = [];
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var viewState = frameState.viewState;
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var tileGrid = this.getTileGrid();
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var z = tileGrid.getZForResolution(viewState.resolution, this.zDirection);
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var tileCoord = tileGrid.getTileCoordForCoordAndZ(viewState.center, z);
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var zoom = tileCoord[0];
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resource.imageryProviders.map(function (imageryProvider) {
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var intersecting = false;
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var coverageAreas = imageryProvider.coverageAreas;
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for (var i = 0, ii = coverageAreas.length; i < ii; ++i) {
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var coverageArea = coverageAreas[i];
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if (zoom >= coverageArea.zoomMin &&
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zoom <= coverageArea.zoomMax) {
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var bbox = coverageArea.bbox;
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var epsg4326Extent = [bbox[1], bbox[0], bbox[3], bbox[2]];
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var extent_1 = applyTransform(epsg4326Extent, transform_1);
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if (intersects(extent_1, frameState.extent)) {
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intersecting = true;
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break;
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}
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}
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}
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if (intersecting) {
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attributions.push(imageryProvider.attribution);
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}
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});
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attributions.push(TOS_ATTRIBUTION);
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return attributions;
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}.bind(this));
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}
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this.setState('ready');
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};
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return BingMaps;
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}(TileImage));
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export default BingMaps;
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//# sourceMappingURL=BingMaps.js.map
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