Files
openlayers/lib/OpenLayers/Feature/WFS.js
2007-04-04 04:41:04 +00:00

63 lines
1.9 KiB
JavaScript

/* Copyright (c) 2006 MetaCarta, Inc., published under a modified BSD license.
* See http://svn.openlayers.org/trunk/openlayers/release-license.txt
* for the full text of the license. */
/**
* @class
*
* @requires OpenLayers/Feature.js
*/
OpenLayers.Feature.WFS = OpenLayers.Class.create();
OpenLayers.Feature.WFS.prototype =
OpenLayers.Class.inherit( OpenLayers.Feature, {
/**
* @constructor
*
* @param {OpenLayers.Layer} layer
* @param {XMLNode} xmlNode
*/
initialize: function(layer, xmlNode) {
var newArguments = arguments;
var data = this.processXMLNode(xmlNode);
newArguments = new Array(layer, data.lonlat, data)
OpenLayers.Feature.prototype.initialize.apply(this, newArguments);
this.createMarker();
this.layer.addMarker(this.marker);
},
destroy: function() {
if (this.marker != null) {
this.layer.removeMarker(this.marker);
}
OpenLayers.Feature.prototype.destroy.apply(this, arguments);
},
/**
* @param {XMLNode} xmlNode
*
* @returns Data Object with 'id', 'lonlat', and private properties set
* @type Object
*/
processXMLNode: function(xmlNode) {
//this should be overridden by subclasses
// must return an Object with 'id' and 'lonlat' values set
var point = OpenLayers.Ajax.getElementsByTagNameNS(xmlNode, "http://www.opengis.net/gml", "gml", "Point");
var text = OpenLayers.Util.getXmlNodeValue(OpenLayers.Ajax.getElementsByTagNameNS(point[0], "http://www.opengis.net/gml","gml", "coordinates")[0]);
var floats = text.split(",");
return {lonlat: new OpenLayers.LonLat(parseFloat(floats[0]),
parseFloat(floats[1])),
id: null};
},
/** @final @type String */
CLASS_NAME: "OpenLayers.Feature.WFS"
});