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authorChris Schlaeger <chris@linux.com>2015-10-17 21:36:38 +0200
committerChris Schlaeger <chris@linux.com>2015-10-17 21:36:38 +0200
commite30f267181d990947e67909de4809fa941698c85 (patch)
tree46e9f94c2b3699ed378963b420b8a8d361286ea1 /misc/openlayers/lib/OpenLayers/Format/WMTSCapabilities.js
parente763ceb183f389fcd314a4a6a712d87c9d4cdb32 (diff)
downloadpostrunner-e30f267181d990947e67909de4809fa941698c85.zip
Upgrading openlayers to 3.x
Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Format/WMTSCapabilities.js')
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diff --git a/misc/openlayers/lib/OpenLayers/Format/WMTSCapabilities.js b/misc/openlayers/lib/OpenLayers/Format/WMTSCapabilities.js
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--- a/misc/openlayers/lib/OpenLayers/Format/WMTSCapabilities.js
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-/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for
- * full list of contributors). Published under the 2-clause BSD license.
- * See license.txt in the OpenLayers distribution or repository for the
- * full text of the license. */
-
-/**
- * @requires OpenLayers/Format/XML/VersionedOGC.js
- */
-
-/**
- * Class: OpenLayers.Format.WMTSCapabilities
- * Read WMTS Capabilities.
- *
- * Inherits from:
- * - <OpenLayers.Format.XML.VersionedOGC>
- */
-OpenLayers.Format.WMTSCapabilities = OpenLayers.Class(OpenLayers.Format.XML.VersionedOGC, {
-
- /**
- * APIProperty: defaultVersion
- * {String} Version number to assume if none found. Default is "1.0.0".
- */
- defaultVersion: "1.0.0",
-
- /**
- * APIProperty: yx
- * {Object} Members in the yx object are used to determine if a CRS URN
- * corresponds to a CRS with y,x axis order. Member names are CRS URNs
- * and values are boolean. By default, the following CRS URN are
- * assumed to correspond to a CRS with y,x axis order:
- *
- * * urn:ogc:def:crs:EPSG::4326
- */
- yx: {
- "urn:ogc:def:crs:EPSG::4326": true
- },
-
- /**
- * Constructor: OpenLayers.Format.WMTSCapabilities
- * Create a new parser for WMTS capabilities.
- *
- * Parameters:
- * options - {Object} An optional object whose properties will be set on
- * this instance.
- */
-
- /**
- * APIMethod: read
- * Read capabilities data from a string, and return information about
- * the service (offering and observedProperty mostly).
- *
- * Parameters:
- * data - {String} or {DOMElement} data to read/parse.
- *
- * Returns:
- * {Object} Info about the WMTS Capabilities
- */
-
- /**
- * APIMethod: createLayer
- * Create a WMTS layer given a capabilities object.
- *
- * Parameters:
- * capabilities - {Object} The object returned from a <read> call to this
- * format.
- * config - {Object} Configuration properties for the layer. Defaults for
- * the layer will apply if not provided.
- *
- * Required config properties:
- * layer - {String} The layer identifier.
- *
- * Optional config properties:
- * matrixSet - {String} The matrix set identifier, required if there is
- * more than one matrix set in the layer capabilities.
- * style - {String} The name of the style
- * format - {String} Image format for the layer. Default is the first
- * format returned in the GetCapabilities response.
- * param - {Object} The dimensions values eg: {"Year": "2012"}
- *
- * Returns:
- * {<OpenLayers.Layer.WMTS>} A properly configured WMTS layer. Throws an
- * error if an incomplete config is provided. Returns undefined if no
- * layer could be created with the provided config.
- */
- createLayer: function(capabilities, config) {
- var layer;
-
- // confirm required properties are supplied in config
- if (!('layer' in config)) {
- throw new Error("Missing property 'layer' in configuration.");
- }
-
- var contents = capabilities.contents;
-
- // find the layer definition with the given identifier
- var layers = contents.layers;
- var layerDef;
- for (var i=0, ii=contents.layers.length; i<ii; ++i) {
- if (contents.layers[i].identifier === config.layer) {
- layerDef = contents.layers[i];
- break;
- }
- }
- if (!layerDef) {
- throw new Error("Layer not found");
- }
-
- var format = config.format;
- if (!format && layerDef.formats && layerDef.formats.length) {
- format = layerDef.formats[0];
- }
-
- // find the matrixSet definition
- var matrixSet;
- if (config.matrixSet) {
- matrixSet = contents.tileMatrixSets[config.matrixSet];
- } else if (layerDef.tileMatrixSetLinks.length >= 1) {
- matrixSet = contents.tileMatrixSets[
- layerDef.tileMatrixSetLinks[0].tileMatrixSet];
- }
- if (!matrixSet) {
- throw new Error("matrixSet not found");
- }
-
- // get the default style for the layer
- var style;
- for (var i=0, ii=layerDef.styles.length; i<ii; ++i) {
- style = layerDef.styles[i];
- if (style.isDefault) {
- break;
- }
- }
-
- var requestEncoding = config.requestEncoding;
- if (!requestEncoding) {
- requestEncoding = "KVP";
- if (capabilities.operationsMetadata.GetTile.dcp.http) {
- var http = capabilities.operationsMetadata.GetTile.dcp.http;
- // Get first get method
- if (http.get[0].constraints) {
- var constraints = http.get[0].constraints;
- var allowedValues = constraints.GetEncoding.allowedValues;
-
- // The OGC documentation is not clear if we should use
- // REST or RESTful, ArcGis use RESTful,
- // and OpenLayers use REST.
- if (!allowedValues.KVP &&
- (allowedValues.REST || allowedValues.RESTful)) {
- requestEncoding = "REST";
- }
- }
- }
- }
-
- var dimensions = [];
- var params = config.params || {};
- // to don't overwrite the changes in the applyDefaults
- delete config.params;
- for (var id = 0, ld = layerDef.dimensions.length ; id < ld ; id++) {
- var dimension = layerDef.dimensions[id];
- dimensions.push(dimension.identifier);
- if (!params.hasOwnProperty(dimension.identifier)) {
- params[dimension.identifier] = dimension['default'];
- }
- }
-
- var projection = config.projection || matrixSet.supportedCRS.replace(
- /urn:ogc:def:crs:(\w+):(.*:)?(\w+)$/, "$1:$3");
- var units = config.units ||
- (projection === "EPSG:4326" ? "degrees" : "m");
-
- var resolutions = [];
- for (var mid in matrixSet.matrixIds) {
- if (matrixSet.matrixIds.hasOwnProperty(mid)) {
- resolutions.push(
- matrixSet.matrixIds[mid].scaleDenominator * 0.28E-3 /
- OpenLayers.METERS_PER_INCH /
- OpenLayers.INCHES_PER_UNIT[units]);
- }
- }
-
- var url;
- if (requestEncoding === "REST" && layerDef.resourceUrls) {
- url = [];
- var resourceUrls = layerDef.resourceUrls,
- resourceUrl;
- for (var t = 0, tt = layerDef.resourceUrls.length; t < tt; ++t) {
- resourceUrl = layerDef.resourceUrls[t];
- if (resourceUrl.format === format && resourceUrl.resourceType === "tile") {
- url.push(resourceUrl.template);
- }
- }
- }
- else {
- var httpGet = capabilities.operationsMetadata.GetTile.dcp.http.get;
- url = [];
- var constraint;
- for (var i = 0, ii = httpGet.length; i < ii; i++) {
- constraint = httpGet[i].constraints;
- if (!constraint || (constraint && constraint.
- GetEncoding.allowedValues[requestEncoding])) {
- url.push(httpGet[i].url);
- }
- }
- }
-
- return new OpenLayers.Layer.WMTS(
- OpenLayers.Util.applyDefaults(config, {
- url: url,
- requestEncoding: requestEncoding,
- name: layerDef.title,
- style: style.identifier,
- format: format,
- matrixIds: matrixSet.matrixIds,
- matrixSet: matrixSet.identifier,
- projection: projection,
- units: units,
- resolutions: config.isBaseLayer === false ? undefined :
- resolutions,
- serverResolutions: resolutions,
- tileFullExtent: matrixSet.bounds,
- dimensions: dimensions,
- params: params
- })
- );
- },
-
- CLASS_NAME: "OpenLayers.Format.WMTSCapabilities"
-
-});