private void ReadGeometry(XElement xReader, OGCFeature feature)
{
feature._Envelope = new OGCEnvelope();
// <GEOMETRY>
// <gml:LineString srsName="EPSG:4326">
// <gml:posList>-132.901294 55.33849098 -132.8861369 55.24352568</gml:posList>
// </gml:LineString>
// </GEOMETRY>
//while (xReader.Read())
//{
// if (xReader.NodeType == XmlNodeType.Element)
// {
// }
// else if (xReader.NodeType == XmlNodeType.EndElement)
// {
// if (xReader.Name == "GEOMETRY") break;
// }
//}
}
private void ReadEnvelope(XElement xReader, OGCFeature feature)
{
feature._Envelope = new OGCEnvelope();
// <gml:Envelope srsName="urn:ogc:def:crs:EPSG::4326">
// <gml:lowerCorner>48.05543511 -141.747323</gml:lowerCorner>
// <gml:upperCorner>67.67964198 -88.73328852</gml:upperCorner>
// </gml:Envelope>
string[] coords;
foreach (XElement element in xReader.Descendants())
{
if (element.NodeType == XmlNodeType.Element)
{
if (element.Name.LocalName == "lowerCorner")
{
coords = element.Value.Split(' ');
feature._Envelope.minX = double.Parse(coords[0]);
feature._Envelope.minY = double.Parse(coords[1]);
}
else if (element.Name.LocalName == "upperCorner")
{
coords = element.Value.Split(' ');
feature._Envelope.maxX = double.Parse(coords[0]);
feature._Envelope.maxY = double.Parse(coords[1]);
}
}
}
}
private GISResponse ProcessQueryReturn(XmlReader returnDocument, string layerName)
{
//<wfs:FeatureCollection xmlns="http://www.cubewerx.com/cw" xmlns:cw="http://www.cubewerx.com/cw" xmlns:wfs="http://www.opengis.net/wfs" xmlns:gml="http://www.opengis.net/gml" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.cubewerx.com/cw http://demo.cubewerx.com/demo/cubeserv/cubeserv.cgi?DATASTORE=GSC&service=WFS&version=1.1.0&request=DescribeFeatureType&outputFormat=GML3&typeName=FAULTS_CA http://www.opengis.net/wfs http://schemas.cubewerx.com/schemas/wfs/1.1.0/wfs.xsd http://www.opengis.net/gml http://schemas.cubewerx.com/schemas/gml/3.1.1/base/feature.xsd">
// <gml:boundedBy>
// <gml:Envelope srsName="urn:ogc:def:crs:EPSG::4326">
// <gml:lowerCorner>48.05543511 -141.747323</gml:lowerCorner>
// <gml:upperCorner>67.67964198 -88.73328852</gml:upperCorner>
// </gml:Envelope>
// </gml:boundedBy>
// <gml:featureMember>
// <FAULTS_CA gml:id="CWFID.FAULTS_CA.0.744">
// <GEOMETRY>
// <gml:LineString srsName="EPSG:4326">
// <gml:posList>-132.901294 55.33849098 -132.8861369 55.24352568</gml:posList>
// </gml:LineString>
// </GEOMETRY>
// <FNODEX>30093</FNODEX>
// <TNODEX>38844</TNODEX>
// <LPOLYX>0</LPOLYX>
// <RPOLYX>0</RPOLYX>
// <LENGTH>10407.923</LENGTH>
// <FLTAPPX>0</FLTAPPX>
// <FLTAPP_ID>0</FLTAPP_ID>
// <SYMBOL>30</SYMBOL>
// <COMP>J. O. Wheeler</COMP>
// <DXF_LAYER>unclass_flt</DXF_LAYER>
// <COUNTRY>USA*</COUNTRY>
// <ENGDESC>unclassified fault</ENGDESC>
// <PAYS>Etats-Unis</PAYS>
// <FREDESC>faille de nature non difinie</FREDESC>
// </FAULTS_CA>
// </gml:featureMember>
OGCFeatureResponse response = new OGCFeatureResponse();
bool inElement = false;
OGCFeature feature = new OGCFeature();
try
{
var xDocument = XDocument.Load(returnDocument);
var q = from c in xDocument.Descendants()
select c.Element("featuremember");
foreach (XNode node1 in xDocument.DescendantNodes())
{
if (node1.NodeType == XmlNodeType.Element)
{
XElement item = node1 as XElement;
foreach (XNode node in item.DescendantNodes())
{
//if (xReader.MoveToNextAttribute())
//{
// feature._Fields.Add(new GISField("ID", xReader.Value));
//}
if (node.NodeType == XmlNodeType.Element)
{
XElement element = node as XElement;
if (element.Name.LocalName == layerName)
{
if (element.HasAttributes)
{
feature._Fields.Add(new GISField("id", element.Attribute(XName.Get("id", "gml")).Value));
}
if (inElement)
{
response._features.Add(feature);
feature = new OGCFeature();
}
else inElement = true;
}
else if (element.Name == "Envelope")
{
ReadEnvelope(element, feature);
}
else if (element.Name == "GEOMETRY")
{
//ReadGeometry(element, feature);
}
else feature._Fields.Add(new GISField(element.Name.LocalName, element.Value));
}
else if (node.NodeType == XmlNodeType.EndElement)
{
XElement endelement = node as XElement;
if (endelement.Name.LocalName == layerName)
{
response._features.Add(feature);
feature = new OGCFeature();
}
}
}
}
}
}
catch (System.Exception ex)
{
string x = "read error";
}
return response;
}