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Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Format/Context.js')
| -rw-r--r-- | misc/openlayers/lib/OpenLayers/Format/Context.js | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Format/Context.js b/misc/openlayers/lib/OpenLayers/Format/Context.js deleted file mode 100644 index 73d6203..0000000 --- a/misc/openlayers/lib/OpenLayers/Format/Context.js +++ /dev/null @@ -1,334 +0,0 @@ -/* 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.Context - * Base class for both Format.WMC and Format.OWSContext - * - * Inherits from: - * - <OpenLayers.Format.XML.VersionedOGC> - */ -OpenLayers.Format.Context = OpenLayers.Class(OpenLayers.Format.XML.VersionedOGC, { - - /** - * Property: layerOptions - * {Object} Default options for layers created by the parser. These - * options are overridden by the options which are read from the - * capabilities document. - */ - layerOptions: null, - - /** - * Property: layerParams - * {Object} Default parameters for layers created by the parser. This - * can be used e.g. to override DEFAULT_PARAMS for - * OpenLayers.Layer.WMS. - */ - layerParams: null, - - /** - * Constructor: OpenLayers.Format.Context - * Create a new parser for Context documents. - * - * Parameters: - * options - {Object} An optional object whose properties will be set on - * this instance. - */ - - /** - * APIMethod: read - * Read Context data from a string, and return an object with map - * properties and a list of layers. - * - * Parameters: - * data - {String} or {DOMElement} data to read/parse. - * options - {Object} The options object must contain a map property. If - * the map property is a string, it must be the id of a dom element - * where the new map will be placed. If the map property is an - * <OpenLayers.Map>, the layers from the context document will be added - * to the map. - * - * Returns: - * {<OpenLayers.Map>} A map based on the context. - */ - read: function(data, options) { - var context = OpenLayers.Format.XML.VersionedOGC.prototype.read.apply(this, - arguments); - var map; - if(options && options.map) { - this.context = context; - if(options.map instanceof OpenLayers.Map) { - map = this.mergeContextToMap(context, options.map); - } else { - var mapOptions = options.map; - if(OpenLayers.Util.isElement(mapOptions) || - typeof mapOptions == "string") { - // we assume mapOptions references a div - // element - mapOptions = {div: mapOptions}; - } - map = this.contextToMap(context, mapOptions); - } - } else { - // not documented as part of the API, provided as a non-API option - map = context; - } - return map; - }, - - /** - * Method: getLayerFromContext - * Create a WMS layer from a layerContext object. - * - * Parameters: - * layerContext - {Object} An object representing a WMS layer. - * - * Returns: - * {<OpenLayers.Layer.WMS>} A WMS layer. - */ - getLayerFromContext: function(layerContext) { - var i, len; - // fill initial options object from layerContext - var options = { - queryable: layerContext.queryable, //keep queryable for api compatibility - visibility: layerContext.visibility, - maxExtent: layerContext.maxExtent, - metadata: OpenLayers.Util.applyDefaults(layerContext.metadata, - {styles: layerContext.styles, - formats: layerContext.formats, - "abstract": layerContext["abstract"], - dataURL: layerContext.dataURL - }), - numZoomLevels: layerContext.numZoomLevels, - units: layerContext.units, - isBaseLayer: layerContext.isBaseLayer, - opacity: layerContext.opacity, - displayInLayerSwitcher: layerContext.displayInLayerSwitcher, - singleTile: layerContext.singleTile, - tileSize: (layerContext.tileSize) ? - new OpenLayers.Size( - layerContext.tileSize.width, - layerContext.tileSize.height - ) : undefined, - minScale: layerContext.minScale || layerContext.maxScaleDenominator, - maxScale: layerContext.maxScale || layerContext.minScaleDenominator, - srs: layerContext.srs, - dimensions: layerContext.dimensions, - metadataURL: layerContext.metadataURL - }; - if (this.layerOptions) { - OpenLayers.Util.applyDefaults(options, this.layerOptions); - } - - var params = { - layers: layerContext.name, - transparent: layerContext.transparent, - version: layerContext.version - }; - if (layerContext.formats && layerContext.formats.length>0) { - // set default value for params if current attribute is not positionned - params.format = layerContext.formats[0].value; - for (i=0, len=layerContext.formats.length; i<len; i++) { - var format = layerContext.formats[i]; - if (format.current == true) { - params.format = format.value; - break; - } - } - } - if (layerContext.styles && layerContext.styles.length>0) { - for (i=0, len=layerContext.styles.length; i<len; i++) { - var style = layerContext.styles[i]; - if (style.current == true) { - // three style types to consider - // 1) linked SLD - // 2) inline SLD - // 3) named style - if(style.href) { - params.sld = style.href; - } else if(style.body) { - params.sld_body = style.body; - } else { - params.styles = style.name; - } - break; - } - } - } - if (this.layerParams) { - OpenLayers.Util.applyDefaults(params, this.layerParams); - } - - var layer = null; - var service = layerContext.service; - if (service == OpenLayers.Format.Context.serviceTypes.WFS) { - options.strategies = [new OpenLayers.Strategy.BBOX()]; - options.protocol = new OpenLayers.Protocol.WFS({ - url: layerContext.url, - // since we do not know featureNS, let the protocol - // determine it automagically using featurePrefix - featurePrefix: layerContext.name.split(":")[0], - featureType: layerContext.name.split(":").pop() - }); - layer = new OpenLayers.Layer.Vector( - layerContext.title || layerContext.name, - options - ); - } else if (service == OpenLayers.Format.Context.serviceTypes.KML) { - // use a vector layer with an HTTP Protcol and a Fixed strategy - options.strategies = [new OpenLayers.Strategy.Fixed()]; - options.protocol = new OpenLayers.Protocol.HTTP({ - url: layerContext.url, - format: new OpenLayers.Format.KML() - }); - layer = new OpenLayers.Layer.Vector( - layerContext.title || layerContext.name, - options - ); - } else if (service == OpenLayers.Format.Context.serviceTypes.GML) { - // use a vector layer with a HTTP Protocol and a Fixed strategy - options.strategies = [new OpenLayers.Strategy.Fixed()]; - options.protocol = new OpenLayers.Protocol.HTTP({ - url: layerContext.url, - format: new OpenLayers.Format.GML() - }); - layer = new OpenLayers.Layer.Vector( - layerContext.title || layerContext.name, - options - ); - } else if (layerContext.features) { - // inline GML or KML features - layer = new OpenLayers.Layer.Vector( - layerContext.title || layerContext.name, - options - ); - layer.addFeatures(layerContext.features); - } else if (layerContext.categoryLayer !== true) { - layer = new OpenLayers.Layer.WMS( - layerContext.title || layerContext.name, - layerContext.url, - params, - options - ); - } - return layer; - }, - - /** - * Method: getLayersFromContext - * Create an array of layers from an array of layerContext objects. - * - * Parameters: - * layersContext - {Array(Object)} An array of objects representing layers. - * - * Returns: - * {Array(<OpenLayers.Layer>)} An array of layers. - */ - getLayersFromContext: function(layersContext) { - var layers = []; - for (var i=0, len=layersContext.length; i<len; i++) { - var layer = this.getLayerFromContext(layersContext[i]); - if (layer !== null) { - layers.push(layer); - } - } - return layers; - }, - - /** - * Method: contextToMap - * Create a map given a context object. - * - * Parameters: - * context - {Object} The context object. - * options - {Object} Default map options. - * - * Returns: - * {<OpenLayers.Map>} A map based on the context object. - */ - contextToMap: function(context, options) { - options = OpenLayers.Util.applyDefaults({ - maxExtent: context.maxExtent, - projection: context.projection, - units: context.units - }, options); - - if (options.maxExtent) { - options.maxResolution = - options.maxExtent.getWidth() / OpenLayers.Map.TILE_WIDTH; - } - - var metadata = { - contactInformation: context.contactInformation, - "abstract": context["abstract"], - keywords: context.keywords, - logo: context.logo, - descriptionURL: context.descriptionURL - }; - - options.metadata = metadata; - - var map = new OpenLayers.Map(options); - map.addLayers(this.getLayersFromContext(context.layersContext)); - map.setCenter( - context.bounds.getCenterLonLat(), - map.getZoomForExtent(context.bounds, true) - ); - return map; - }, - - /** - * Method: mergeContextToMap - * Add layers from a context object to a map. - * - * Parameters: - * context - {Object} The context object. - * map - {<OpenLayers.Map>} The map. - * - * Returns: - * {<OpenLayers.Map>} The same map with layers added. - */ - mergeContextToMap: function(context, map) { - map.addLayers(this.getLayersFromContext(context.layersContext)); - return map; - }, - - /** - * APIMethod: write - * Write a context document given a map. - * - * Parameters: - * obj - {<OpenLayers.Map> | Object} A map or context object. - * options - {Object} Optional configuration object. - * - * Returns: - * {String} A context document string. - */ - write: function(obj, options) { - obj = this.toContext(obj); - return OpenLayers.Format.XML.VersionedOGC.prototype.write.apply(this, - arguments); - }, - - CLASS_NAME: "OpenLayers.Format.Context" -}); - -/** - * Constant: OpenLayers.Format.Context.serviceTypes - * Enumeration for service types - */ -OpenLayers.Format.Context.serviceTypes = { - "WMS": "urn:ogc:serviceType:WMS", - "WFS": "urn:ogc:serviceType:WFS", - "WCS": "urn:ogc:serviceType:WCS", - "GML": "urn:ogc:serviceType:GML", - "SLD": "urn:ogc:serviceType:SLD", - "FES": "urn:ogc:serviceType:FES", - "KML": "urn:ogc:serviceType:KML" -}; |