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- import defaultValue from "../Core/defaultValue.js";
- import defined from "../Core/defined.js";
- import DeveloperError from "../Core/DeveloperError.js";
- import GeographicTilingScheme from "../Core/GeographicTilingScheme.js";
- import Resource from "../Core/Resource.js";
- import WebMercatorProjection from "../Core/WebMercatorProjection.js";
- import GetFeatureInfoFormat from "./GetFeatureInfoFormat.js";
- import TimeDynamicImagery from "./TimeDynamicImagery.js";
- import UrlTemplateImageryProvider from "./UrlTemplateImageryProvider.js";
- function WebMapServiceImageryProvider(options) {
- options = defaultValue(options, defaultValue.EMPTY_OBJECT);
-
- if (!defined(options.url)) {
- throw new DeveloperError("options.url is required.");
- }
- if (!defined(options.layers)) {
- throw new DeveloperError("options.layers is required.");
- }
-
- if (defined(options.times) && !defined(options.clock)) {
- throw new DeveloperError(
- "options.times was specified, so options.clock is required."
- );
- }
-
- this.defaultAlpha = undefined;
-
- this.defaultNightAlpha = undefined;
-
- this.defaultDayAlpha = undefined;
-
- this.defaultBrightness = undefined;
-
- this.defaultContrast = undefined;
-
- this.defaultHue = undefined;
-
- this.defaultSaturation = undefined;
-
- this.defaultGamma = undefined;
-
- this.defaultMinificationFilter = undefined;
-
- this.defaultMagnificationFilter = undefined;
- var resource = Resource.createIfNeeded(options.url);
- var pickFeatureResource = resource.clone();
- resource.setQueryParameters(
- WebMapServiceImageryProvider.DefaultParameters,
- true
- );
- pickFeatureResource.setQueryParameters(
- WebMapServiceImageryProvider.GetFeatureInfoDefaultParameters,
- true
- );
- if (defined(options.parameters)) {
- resource.setQueryParameters(objectToLowercase(options.parameters));
- }
- if (defined(options.getFeatureInfoParameters)) {
- pickFeatureResource.setQueryParameters(
- objectToLowercase(options.getFeatureInfoParameters)
- );
- }
- var that = this;
- this._reload = undefined;
- if (defined(options.times)) {
- this._timeDynamicImagery = new TimeDynamicImagery({
- clock: options.clock,
- times: options.times,
- requestImageFunction: function (x, y, level, request, interval) {
- return requestImage(that, x, y, level, request, interval);
- },
- reloadFunction: function () {
- if (defined(that._reload)) {
- that._reload();
- }
- },
- });
- }
- var parameters = {};
- parameters.layers = options.layers;
- parameters.bbox =
- "{westProjected},{southProjected},{eastProjected},{northProjected}";
- parameters.width = "{width}";
- parameters.height = "{height}";
-
- if (parseFloat(resource.queryParameters.version) >= 1.3) {
-
-
-
- parameters.crs = defaultValue(
- options.crs,
- options.tilingScheme &&
- options.tilingScheme.projection instanceof WebMercatorProjection
- ? "EPSG:3857"
- : "CRS:84"
- );
- } else {
-
- parameters.srs = defaultValue(
- options.srs,
- options.tilingScheme &&
- options.tilingScheme.projection instanceof WebMercatorProjection
- ? "EPSG:3857"
- : "EPSG:4326"
- );
- }
- resource.setQueryParameters(parameters, true);
- pickFeatureResource.setQueryParameters(parameters, true);
- var pickFeatureParams = {
- query_layers: options.layers,
- x: "{i}",
- y: "{j}",
- info_format: "{format}",
- };
- pickFeatureResource.setQueryParameters(pickFeatureParams, true);
- this._resource = resource;
- this._pickFeaturesResource = pickFeatureResource;
- this._layers = options.layers;
-
- this._tileProvider = new UrlTemplateImageryProvider({
- url: resource,
- pickFeaturesUrl: pickFeatureResource,
- tilingScheme: defaultValue(
- options.tilingScheme,
- new GeographicTilingScheme({ ellipsoid: options.ellipsoid })
- ),
- rectangle: options.rectangle,
- tileWidth: options.tileWidth,
- tileHeight: options.tileHeight,
- minimumLevel: options.minimumLevel,
- maximumLevel: options.maximumLevel,
- subdomains: options.subdomains,
- tileDiscardPolicy: options.tileDiscardPolicy,
- credit: options.credit,
- getFeatureInfoFormats: defaultValue(
- options.getFeatureInfoFormats,
- WebMapServiceImageryProvider.DefaultGetFeatureInfoFormats
- ),
- enablePickFeatures: options.enablePickFeatures,
- });
- }
- function requestImage(imageryProvider, col, row, level, request, interval) {
- var dynamicIntervalData = defined(interval) ? interval.data : undefined;
- var tileProvider = imageryProvider._tileProvider;
- if (defined(dynamicIntervalData)) {
-
- tileProvider._resource.setQueryParameters(dynamicIntervalData);
- }
- return tileProvider.requestImage(col, row, level, request);
- }
- function pickFeatures(
- imageryProvider,
- x,
- y,
- level,
- longitude,
- latitude,
- interval
- ) {
- var dynamicIntervalData = defined(interval) ? interval.data : undefined;
- var tileProvider = imageryProvider._tileProvider;
- if (defined(dynamicIntervalData)) {
-
- tileProvider._pickFeaturesResource.setQueryParameters(dynamicIntervalData);
- }
- return tileProvider.pickFeatures(x, y, level, longitude, latitude);
- }
- Object.defineProperties(WebMapServiceImageryProvider.prototype, {
-
- url: {
- get: function () {
- return this._resource._url;
- },
- },
-
- proxy: {
- get: function () {
- return this._resource.proxy;
- },
- },
-
- layers: {
- get: function () {
- return this._layers;
- },
- },
-
- tileWidth: {
- get: function () {
- return this._tileProvider.tileWidth;
- },
- },
-
- tileHeight: {
- get: function () {
- return this._tileProvider.tileHeight;
- },
- },
-
- maximumLevel: {
- get: function () {
- return this._tileProvider.maximumLevel;
- },
- },
-
- minimumLevel: {
- get: function () {
- return this._tileProvider.minimumLevel;
- },
- },
-
- tilingScheme: {
- get: function () {
- return this._tileProvider.tilingScheme;
- },
- },
-
- rectangle: {
- get: function () {
- return this._tileProvider.rectangle;
- },
- },
-
- tileDiscardPolicy: {
- get: function () {
- return this._tileProvider.tileDiscardPolicy;
- },
- },
-
- errorEvent: {
- get: function () {
- return this._tileProvider.errorEvent;
- },
- },
-
- ready: {
- get: function () {
- return this._tileProvider.ready;
- },
- },
-
- readyPromise: {
- get: function () {
- return this._tileProvider.readyPromise;
- },
- },
-
- credit: {
- get: function () {
- return this._tileProvider.credit;
- },
- },
-
- hasAlphaChannel: {
- get: function () {
- return this._tileProvider.hasAlphaChannel;
- },
- },
-
- enablePickFeatures: {
- get: function () {
- return this._tileProvider.enablePickFeatures;
- },
- set: function (enablePickFeatures) {
- this._tileProvider.enablePickFeatures = enablePickFeatures;
- },
- },
-
- clock: {
- get: function () {
- return this._timeDynamicImagery.clock;
- },
- set: function (value) {
- this._timeDynamicImagery.clock = value;
- },
- },
-
- times: {
- get: function () {
- return this._timeDynamicImagery.times;
- },
- set: function (value) {
- this._timeDynamicImagery.times = value;
- },
- },
- });
- WebMapServiceImageryProvider.prototype.getTileCredits = function (x, y, level) {
- return this._tileProvider.getTileCredits(x, y, level);
- };
- WebMapServiceImageryProvider.prototype.requestImage = function (
- x,
- y,
- level,
- request
- ) {
- var result;
- var timeDynamicImagery = this._timeDynamicImagery;
- var currentInterval;
-
- if (defined(timeDynamicImagery)) {
- currentInterval = timeDynamicImagery.currentInterval;
- result = timeDynamicImagery.getFromCache(x, y, level, request);
- }
-
- if (!defined(result)) {
- result = requestImage(this, x, y, level, request, currentInterval);
- }
-
- if (defined(result) && defined(timeDynamicImagery)) {
- timeDynamicImagery.checkApproachingInterval(x, y, level, request);
- }
- return result;
- };
- WebMapServiceImageryProvider.prototype.pickFeatures = function (
- x,
- y,
- level,
- longitude,
- latitude
- ) {
- var timeDynamicImagery = this._timeDynamicImagery;
- var currentInterval = defined(timeDynamicImagery)
- ? timeDynamicImagery.currentInterval
- : undefined;
- return pickFeatures(this, x, y, level, longitude, latitude, currentInterval);
- };
- WebMapServiceImageryProvider.DefaultParameters = Object.freeze({
- service: "WMS",
- version: "1.1.1",
- request: "GetMap",
- styles: "",
- format: "image/jpeg",
- });
- WebMapServiceImageryProvider.GetFeatureInfoDefaultParameters = Object.freeze({
- service: "WMS",
- version: "1.1.1",
- request: "GetFeatureInfo",
- });
- WebMapServiceImageryProvider.DefaultGetFeatureInfoFormats = Object.freeze([
- Object.freeze(new GetFeatureInfoFormat("json", "application/json")),
- Object.freeze(new GetFeatureInfoFormat("xml", "text/xml")),
- Object.freeze(new GetFeatureInfoFormat("text", "text/html")),
- ]);
- function objectToLowercase(obj) {
- var result = {};
- for (var key in obj) {
- if (obj.hasOwnProperty(key)) {
- result[key.toLowerCase()] = obj[key];
- }
- }
- return result;
- }
- export default WebMapServiceImageryProvider;
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