/// <summary>
/// Protected constructor for the abstract class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
protected GeometryFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo)
{
_FeatureTypeInfo = featureTypeInfo;
_HttpClientUtil = httpClientUtil;
createReader(httpClientUtil);
try
{
if (labelInfo != null)
{
_LabelInfo = labelInfo;
_LabelNode = new PathNode(_FeatureTypeInfo.FeatureTypeNamespace, _LabelInfo.Columns[0].ColumnName,
(NameTable) _XmlReader.NameTable);
}
}
catch (Exception ex)
{
Trace.TraceError("An exception occured while initializing the label path node!");
throw ex;
}
initializePathNodes();
initializeSeparators();
}
/// <summary>
/// Protected constructor for the abstract class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
protected GeometryFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
{
_FeatureTypeInfo = featureTypeInfo;
_XmlReader = xmlReader;
initializePathNodes();
initializeSeparators();
}
/// <summary>
/// Protected constructor for the abstract class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
protected GeometryFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo)
{
_FeatureTypeInfo = featureTypeInfo;
_HttpClientUtil = httpClientUtil;
createReader(httpClientUtil);
try
{
if (labelInfo != null)
{
_LabelInfo = labelInfo;
_LabelNode = new PathNode(_FeatureTypeInfo.FeatureTypeNamespace, _LabelInfo.Columns[0].ColumnName,
(NameTable)_XmlReader.NameTable);
}
}
catch (Exception ex)
{
Trace.TraceError("An exception occured while initializing the label path node!");
throw ex;
}
initializePathNodes();
initializeSeparators();
}
/// <summary>
/// Protected constructor for the abstract class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
protected GeometryFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
{
_FeatureTypeInfo = featureTypeInfo;
_XmlReader = xmlReader;
initializePathNodes();
initializeSeparators();
}
/// <summary>
/// Initializes a new instance of the <see cref="UnspecifiedGeometryFactory_WFS1_0_0_GML2"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="multiGeometries">A boolean value specifying whether multi-geometries should be created</param>
/// <param name="quickGeometries">A boolean value specifying whether the factory should create geometries quickly, but without validation</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal UnspecifiedGeometryFactory_WFS1_0_0_GML2(HttpClientUtil httpClientUtil,
WfsFeatureTypeInfo featureTypeInfo, bool multiGeometries,
bool quickGeometries, FeatureDataTable labelInfo)
: base(httpClientUtil, featureTypeInfo, labelInfo)
{
_HttpClientUtil = httpClientUtil;
_MultiGeometries = multiGeometries;
_QuickGeometries = quickGeometries;
}
/// <summary>
/// This method returns the POST request for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelProperty">A property necessary for label rendering</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public byte[] GetFeaturePOSTRequest(WfsFeatureTypeInfo featureTypeInfo, string labelProperty,
BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
using (StringWriter sWriter = new StringWriter())
{
using (XmlTextWriter xWriter = new XmlTextWriter(sWriter))
{
xWriter.Namespaces = true;
xWriter.WriteStartElement("GetFeature", NSWFS);
xWriter.WriteAttributeString("service", "WFS");
xWriter.WriteAttributeString("version", "1.0.0");
xWriter.WriteStartElement("Query", NSWFS);
xWriter.WriteAttributeString("typeName", qualification + featureTypeInfo.Name);
xWriter.WriteElementString("PropertyName", qualification + featureTypeInfo.Geometry._GeometryName);
if (!string.IsNullOrEmpty(labelProperty))
{
xWriter.WriteElementString("PropertyName", qualification + labelProperty);
}
xWriter.WriteStartElement("Filter", NSOGC);
xWriter.WriteStartElement("BBOX");
xWriter.WriteElementString("PropertyName", featureTypeInfo.Geometry._GeometryName);
xWriter.WriteStartElement("gml", "Box", NSGML);
xWriter.WriteAttributeString("srsName",
"http://www.opengis.net/gml/srs/epsg.xml#" + featureTypeInfo.SRID);
xWriter.WriteElementString("coordinates", NSGML,
XmlConvert.ToString(boundingBox.Left) + "," +
XmlConvert.ToString(boundingBox.Bottom) + " " +
XmlConvert.ToString(boundingBox.Right) + "," +
XmlConvert.ToString(boundingBox.Top));
xWriter.WriteEndElement();
xWriter.WriteEndElement();
if (filter != null)
{
xWriter.WriteRaw(filter.Encode());
}
if (filter != null)
{
xWriter.WriteEndElement();
}
xWriter.WriteEndElement();
xWriter.WriteEndElement();
xWriter.WriteEndElement();
xWriter.Flush();
return(Encoding.UTF8.GetBytes(sWriter.ToString()));
}
}
}
/// <summary>
/// This method returns the query string for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public string GetFeatureGETRequest(WfsFeatureTypeInfo featureTypeInfo, BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
string filterString = string.Empty;
if (filter != null)
{
filterString = filter.Encode();
filterString = filterString.Replace("<", "%3C");
filterString = filterString.Replace(">", "%3E");
filterString = filterString.Replace(" ", "");
filterString = filterString.Replace("*", "%2a");
filterString = filterString.Replace("#", "%23");
filterString = filterString.Replace("!", "%21");
}
StringBuilder filterBuilder = new StringBuilder();
filterBuilder.Append("&FILTER=%3CFilter%20xmlns=%22" + NSOGC + "%22%20xmlns:gml=%22" + NSGML + "%22");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix))
{
filterBuilder.Append("%20xmlns:" + featureTypeInfo.Prefix + "=%22" +
featureTypeInfo.FeatureTypeNamespace + "%22");
//added by PDD to get it to work for deegree default sample
}
filterBuilder.Append("%3E%3CBBOX%3E%3CPropertyName%3E");
filterBuilder.Append(qualification);
filterBuilder.Append(featureTypeInfo.Geometry._GeometryName);
filterBuilder.Append("%3C/PropertyName%3E%3Cgml:Box%20srsName='EPSG:" + featureTypeInfo.SRID + "'%3E");
filterBuilder.Append("%3Cgml:coordinates%3E");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Left) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Bottom) + "%20");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Right) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Top));
filterBuilder.Append("%3C/gml:coordinates%3E%3C/gml:Box%3E%3C/BBOX%3E");
filterBuilder.Append(filterString);
filterBuilder.Append("%3C/Filter%3E");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix))
{
//TODO: reorganize: this is not a part of the filter and should be somewhere else. PDD.
filterBuilder.Append("&NAMESPACE=xmlns(" + featureTypeInfo.Prefix + "=" +
featureTypeInfo.FeatureTypeNamespace + ")");
}
return("?SERVICE=WFS&Version=1.1.0&REQUEST=GetFeature&TYPENAME=" + qualification + featureTypeInfo.Name +
"&PROPERTYNAME=" + qualification + featureTypeInfo.Geometry._GeometryName +
"&SRS =" + featureTypeInfo.SRID + filterBuilder);
}
/// <summary>
/// This method returns the query string for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public string GetFeatureGETRequest(WfsFeatureTypeInfo featureTypeInfo, BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
string filterString = string.Empty;
if (filter != null)
{
filterString = filter.Encode();
filterString = filterString.Replace("<", "%3C");
filterString = filterString.Replace(">", "%3E");
filterString = filterString.Replace(" ", "");
filterString = filterString.Replace("*", "%2a");
filterString = filterString.Replace("#", "%23");
filterString = filterString.Replace("!", "%21");
}
StringBuilder filterBuilder = new StringBuilder();
filterBuilder.Append("&FILTER=%3CFilter%20xmlns=%22" + NSOGC + "%22%20xmlns:gml=%22" + NSGML + "%22");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix))
{
filterBuilder.Append("%20xmlns:" + featureTypeInfo.Prefix + "=%22" +
featureTypeInfo.FeatureTypeNamespace + "%22");
//added by PDD to get it to work for deegree default sample
}
filterBuilder.Append("%3E%3CBBOX%3E%3CPropertyName%3E");
filterBuilder.Append(qualification);
filterBuilder.Append(featureTypeInfo.Geometry._GeometryName);
filterBuilder.Append("%3C/PropertyName%3E%3Cgml:Box%20srsName='EPSG:" + featureTypeInfo.SRID + "'%3E");
filterBuilder.Append("%3Cgml:coordinates%3E");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Left) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Bottom) + "%20");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Right) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Top));
filterBuilder.Append("%3C/gml:coordinates%3E%3C/gml:Box%3E%3C/BBOX%3E");
filterBuilder.Append(filterString);
filterBuilder.Append("%3C/Filter%3E");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix))
{
//TODO: reorganize: this is not a part of the filter and should be somewhere else. PDD.
filterBuilder.Append("&NAMESPACE=xmlns(" + featureTypeInfo.Prefix + "=" +
featureTypeInfo.FeatureTypeNamespace + ")");
}
return "?SERVICE=WFS&Version=1.1.0&REQUEST=GetFeature&TYPENAME=" + qualification + featureTypeInfo.Name +
"&PROPERTYNAME=" + qualification + featureTypeInfo.Geometry._GeometryName +
"&SRS =" + featureTypeInfo.SRID + filterBuilder;
}
/// <summary>
/// This method returns the query string for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public string GetFeatureGETRequest(WfsFeatureTypeInfo featureTypeInfo, BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
string filterString = string.Empty;
if (filter != null)
{
filterString = filter.Encode();
filterString = filterString.Replace("<", "%3C");
filterString = filterString.Replace(">", "%3E");
filterString = filterString.Replace(" ", "");
filterString = filterString.Replace("*", "%2a");
filterString = filterString.Replace("#", "%23");
filterString = filterString.Replace("!", "%21");
}
StringBuilder filterBuilder = new StringBuilder();
filterBuilder.Append("&filter=%3CFilter%20xmlns=%22" + NSOGC + "%22%20xmlns:gml=%22" + NSGML +
"%22%3E%3CBBOX%3E%3CPropertyName%3E");
filterBuilder.Append(qualification);
filterBuilder.Append(featureTypeInfo.Geometry._GeometryName);
filterBuilder.Append("%3C/PropertyName%3E%3Cgml:Box%20srsName=%22EPSG:" + featureTypeInfo.SRID + "%22%3E");
filterBuilder.Append("%3Cgml:coordinates%3E");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Left) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Bottom) + "%20");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Right) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Top));
filterBuilder.Append("%3C/gml:coordinates%3E%3C/gml:Box%3E%3C/BBOX%3E");
filterBuilder.Append(filterString);
filterBuilder.Append("%3C/Filter%3E");
return("?SERVICE=WFS&Version=1.0.0&REQUEST=GetFeature&TYPENAME=" + qualification + featureTypeInfo.Name +
"&PROPERTYNAME=" + qualification + featureTypeInfo.Geometry._GeometryName +
"&SRS =" + featureTypeInfo.SRID + filterBuilder);
}
/// <summary>
/// This method returns the query string for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public string GetFeatureGETRequest(WfsFeatureTypeInfo featureTypeInfo, BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
string filterString = string.Empty;
if (filter != null)
{
filterString = filter.Encode();
filterString = filterString.Replace("<", "%3C");
filterString = filterString.Replace(">", "%3E");
filterString = filterString.Replace(" ", "");
filterString = filterString.Replace("*", "%2a");
filterString = filterString.Replace("#", "%23");
filterString = filterString.Replace("!", "%21");
}
StringBuilder filterBuilder = new StringBuilder();
filterBuilder.Append("&filter=%3CFilter%20xmlns=%22" + NSOGC + "%22%20xmlns:gml=%22" + NSGML +
"%22%3E%3CBBOX%3E%3CPropertyName%3E");
filterBuilder.Append(qualification);
filterBuilder.Append(featureTypeInfo.Geometry._GeometryName);
filterBuilder.Append("%3C/PropertyName%3E%3Cgml:Box%20srsName=%22EPSG:" + featureTypeInfo.SRID + "%22%3E");
filterBuilder.Append("%3Cgml:coordinates%3E");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Left) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Bottom) + "%20");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Right) + ",");
filterBuilder.Append(XmlConvert.ToString(boundingBox.Top));
filterBuilder.Append("%3C/gml:coordinates%3E%3C/gml:Box%3E%3C/BBOX%3E");
filterBuilder.Append(filterString);
filterBuilder.Append("%3C/Filter%3E");
return "?SERVICE=WFS&Version=1.0.0&REQUEST=GetFeature&TYPENAME=" + qualification + featureTypeInfo.Name +
"&PROPERTYNAME=" + qualification + featureTypeInfo.Geometry._GeometryName +
"&SRS =" + featureTypeInfo.SRID + filterBuilder;
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiPolygonFactory"/> class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal MultiPolygonFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
}
/// <summary>
/// This method gets metadata about the featuretype to query from 'GetCapabilities' and 'DescribeFeatureType'.
/// </summary>
private void GetFeatureTypeInfo()
{
try
{
_FeatureTypeInfo = new WfsFeatureTypeInfo();
WFSClientHTTPConfigurator config = new WFSClientHTTPConfigurator(_TextResources);
_FeatureTypeInfo.Prefix = _NsPrefix;
_FeatureTypeInfo.Name = _FeatureType;
string featureQueryName = string.IsNullOrEmpty(_NsPrefix)
? _FeatureType
: _NsPrefix + ":" + _FeatureType;
/***************************/
/* GetCapabilities request /
/***************************/
if (_FeatureTypeInfoQueryManager == null)
{
/* Initialize IXPathQueryManager with configured HttpClientUtil */
_FeatureTypeInfoQueryManager =
new XPathQueryManager_CompiledExpressionsDecorator(new XPathQueryManager());
_FeatureTypeInfoQueryManager.SetDocumentToParse(
config.configureForWfsGetCapabilitiesRequest(_HttpClientUtil, _GetCapabilitiesURI));
/* Namespaces for XPath queries */
_FeatureTypeInfoQueryManager.AddNamespace(_TextResources.NSWFSPREFIX, _TextResources.NSWFS);
_FeatureTypeInfoQueryManager.AddNamespace(_TextResources.NSOWSPREFIX, _TextResources.NSOWS);
_FeatureTypeInfoQueryManager.AddNamespace(_TextResources.NSXLINKPREFIX, _TextResources.NSXLINK);
}
/* Service URI (for WFS GetFeature request) */
_FeatureTypeInfo.ServiceURI = _FeatureTypeInfoQueryManager.GetValueFromNode
(_FeatureTypeInfoQueryManager.Compile(_TextResources.XPATH_GETFEATURERESOURCE));
/* If no GetFeature URI could be found, try GetCapabilities URI */
if (_FeatureTypeInfo.ServiceURI == null) _FeatureTypeInfo.ServiceURI = _GetCapabilitiesURI;
else if (_FeatureTypeInfo.ServiceURI.EndsWith("?", StringComparison.Ordinal))
_FeatureTypeInfo.ServiceURI =
_FeatureTypeInfo.ServiceURI.Remove(_FeatureTypeInfo.ServiceURI.Length - 1);
/* URI for DescribeFeatureType request */
string describeFeatureTypeUri = _FeatureTypeInfoQueryManager.GetValueFromNode
(_FeatureTypeInfoQueryManager.Compile(_TextResources.XPATH_DESCRIBEFEATURETYPERESOURCE));
/* If no DescribeFeatureType URI could be found, try GetCapabilities URI */
if (describeFeatureTypeUri == null) describeFeatureTypeUri = _GetCapabilitiesURI;
else if (describeFeatureTypeUri.EndsWith("?", StringComparison.Ordinal))
describeFeatureTypeUri =
describeFeatureTypeUri.Remove(describeFeatureTypeUri.Length - 1);
/* Spatial reference ID */
_FeatureTypeInfo.SRID = _FeatureTypeInfoQueryManager.GetValueFromNode(
_FeatureTypeInfoQueryManager.Compile(_TextResources.XPATH_SRS),
new[] {new DictionaryEntry("_param1", featureQueryName)});
/* If no SRID could be found, try '4326' by default */
if (_FeatureTypeInfo.SRID == null) _FeatureTypeInfo.SRID = "4326";
else
/* Extract number */
_FeatureTypeInfo.SRID = _FeatureTypeInfo.SRID.Substring(_FeatureTypeInfo.SRID.LastIndexOf(":") + 1);
/* Bounding Box */
IXPathQueryManager bboxQuery = _FeatureTypeInfoQueryManager.GetXPathQueryManagerInContext(
_FeatureTypeInfoQueryManager.Compile(_TextResources.XPATH_BBOX),
new[] {new DictionaryEntry("_param1", featureQueryName)});
if (bboxQuery != null)
{
WfsFeatureTypeInfo.BoundingBox bbox = new WfsFeatureTypeInfo.BoundingBox();
NumberFormatInfo formatInfo = new NumberFormatInfo();
formatInfo.NumberDecimalSeparator = ".";
string bboxVal = null;
if (_WfsVersion == WFSVersionEnum.WFS1_0_0)
bbox._MinLat =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMINY))) !=
null
? bboxVal
: "0.0", formatInfo);
else if (_WfsVersion == WFSVersionEnum.WFS1_1_0)
bbox._MinLat =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMINY))) !=
null
? bboxVal.Substring(bboxVal.IndexOf(' ') + 1)
: "0.0", formatInfo);
if (_WfsVersion == WFSVersionEnum.WFS1_0_0)
bbox._MaxLat =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMAXY))) !=
null
? bboxVal
: "0.0", formatInfo);
else if (_WfsVersion == WFSVersionEnum.WFS1_1_0)
bbox._MaxLat =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMAXY))) !=
null
? bboxVal.Substring(bboxVal.IndexOf(' ') + 1)
: "0.0", formatInfo);
if (_WfsVersion == WFSVersionEnum.WFS1_0_0)
bbox._MinLong =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMINX))) !=
null
? bboxVal
: "0.0", formatInfo);
else if (_WfsVersion == WFSVersionEnum.WFS1_1_0)
bbox._MinLong =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMINX))) !=
null
? bboxVal.Substring(0, bboxVal.IndexOf(' ') + 1)
: "0.0", formatInfo);
if (_WfsVersion == WFSVersionEnum.WFS1_0_0)
bbox._MaxLong =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMAXX))) !=
null
? bboxVal
: "0.0", formatInfo);
else if (_WfsVersion == WFSVersionEnum.WFS1_1_0)
bbox._MaxLong =
Convert.ToDouble(
(bboxVal =
bboxQuery.GetValueFromNode(bboxQuery.Compile(_TextResources.XPATH_BOUNDINGBOXMAXX))) !=
null
? bboxVal.Substring(0, bboxVal.IndexOf(' ') + 1)
: "0.0", formatInfo);
_FeatureTypeInfo.BBox = bbox;
}
//Continue with a clone in order to preserve the 'GetCapabilities' response
IXPathQueryManager describeFeatureTypeQueryManager = _FeatureTypeInfoQueryManager.Clone();
/******************************/
/* DescribeFeatureType request /
/******************************/
/* Initialize IXPathQueryManager with configured HttpClientUtil */
describeFeatureTypeQueryManager.ResetNamespaces();
describeFeatureTypeQueryManager.SetDocumentToParse(config.configureForWfsDescribeFeatureTypeRequest
(_HttpClientUtil, describeFeatureTypeUri,
featureQueryName));
/* Namespaces for XPath queries */
describeFeatureTypeQueryManager.AddNamespace(_TextResources.NSSCHEMAPREFIX, _TextResources.NSSCHEMA);
describeFeatureTypeQueryManager.AddNamespace(_TextResources.NSGMLPREFIX, _TextResources.NSGML);
/* Get target namespace */
string targetNs = describeFeatureTypeQueryManager.GetValueFromNode(
describeFeatureTypeQueryManager.Compile(_TextResources.XPATH_TARGETNS));
if (targetNs != null)
_FeatureTypeInfo.FeatureTypeNamespace = targetNs;
/* Get geometry */
string geomType = _GeometryType == GeometryTypeEnum.Unknown ? null : _GeometryType.ToString();
string geomName = null;
string geomComplexTypeName = null;
/* The easiest way to get geometry info, just ask for the 'gml'-prefixed type-attribute...
Simple, but effective in 90% of all cases...this is the standard GeoServer creates.*/
/* example: <xs:element nillable = "false" name = "the_geom" maxOccurs = "1" type = "gml:MultiPolygonPropertyType" minOccurs = "0" /> */
/* Try to get context of the geometry element by asking for a 'gml:*' type-attribute */
IXPathQueryManager geomQuery = describeFeatureTypeQueryManager.GetXPathQueryManagerInContext(
describeFeatureTypeQueryManager.Compile(_TextResources.XPATH_GEOMETRYELEMENT_BYTYPEATTRIBUTEQUERY));
if (geomQuery != null)
{
geomName = geomQuery.GetValueFromNode(geomQuery.Compile(_TextResources.XPATH_NAMEATTRIBUTEQUERY));
/* Just, if not set manually... */
if (geomType == null)
geomType = geomQuery.GetValueFromNode(geomQuery.Compile(_TextResources.XPATH_TYPEATTRIBUTEQUERY));
}
else
{
/* Try to get context of a complexType with element ref ='gml:*' - use the global context */
/* example:
<xs:complexType name="geomType">
<xs:sequence>
<xs:element ref="gml:polygonProperty" minOccurs="0"/>
</xs:sequence>
</xs:complexType> */
geomQuery = describeFeatureTypeQueryManager.GetXPathQueryManagerInContext(
describeFeatureTypeQueryManager.Compile(
_TextResources.XPATH_GEOMETRYELEMENTCOMPLEXTYPE_BYELEMREFQUERY));
if (geomQuery != null)
{
/* Ask for the name of the complextype - use the local context*/
geomComplexTypeName =
geomQuery.GetValueFromNode(geomQuery.Compile(_TextResources.XPATH_NAMEATTRIBUTEQUERY));
if (geomComplexTypeName != null)
{
/* Ask for the name of an element with a complextype of 'geomComplexType' - use the global context */
geomName =
describeFeatureTypeQueryManager.GetValueFromNode(
describeFeatureTypeQueryManager.Compile(
_TextResources.XPATH_GEOMETRY_ELEMREF_GEOMNAMEQUERY), new[]
{
new DictionaryEntry
("_param1",
_FeatureTypeInfo
.
FeatureTypeNamespace)
,
new DictionaryEntry
("_param2",
geomComplexTypeName)
});
}
else
{
/* The geometry element must be an ancestor, if we found an anonymous complextype */
/* Ask for the element hosting the anonymous complextype - use the global context */
/* example:
<xs:element name ="SHAPE">
<xs:complexType>
<xs:sequence>
<xs:element ref="gml:lineStringProperty" minOccurs="0"/>
</xs:sequence>
</xs:complexType>
</xs:element> */
geomName =
describeFeatureTypeQueryManager.GetValueFromNode(
describeFeatureTypeQueryManager.Compile(
_TextResources.XPATH_GEOMETRY_ELEMREF_GEOMNAMEQUERY_ANONYMOUSTYPE));
}
/* Just, if not set manually... */
if (geomType == null)
{
/* Ask for the 'ref'-attribute - use the local context */
if (
(geomType =
geomQuery.GetValueFromNode(
geomQuery.Compile(_TextResources.XPATH_GEOMETRY_ELEMREF_GMLELEMENTQUERY))) != null)
{
switch (geomType)
{
case "gml:pointProperty":
geomType = "PointPropertyType";
break;
case "gml:lineStringProperty":
geomType = "LineStringPropertyType";
break;
case "gml:curveProperty":
geomType = "CurvePropertyType";
break;
case "gml:polygonProperty":
geomType = "PolygonPropertyType";
break;
case "gml:surfaceProperty":
geomType = "SurfacePropertyType";
break;
case "gml:multiPointProperty":
geomType = "MultiPointPropertyType";
break;
case "gml:multiLineStringProperty":
geomType = "MultiLineStringPropertyType";
break;
case "gml:multiCurveProperty":
geomType = "MultiCurvePropertyType";
break;
case "gml:multiPolygonProperty":
geomType = "MultiPolygonPropertyType";
break;
case "gml:multiSurfaceProperty":
geomType = "MultiSurfacePropertyType";
break;
// e.g. 'gml:_geometryProperty'
default:
break;
}
}
}
}
}
if (geomName == null)
/* Default value for geometry column = geom */
geomName = "geom";
if (geomType == null)
/* Set geomType to an empty string in order to avoid exceptions.
The geometry type is not necessary by all means - it can be detected in 'GetFeature' response too.. */
geomType = string.Empty;
/* Remove prefix */
if (geomType.Contains(":"))
geomType = geomType.Substring(geomType.IndexOf(":") + 1);
WfsFeatureTypeInfo.GeometryInfo geomInfo = new WfsFeatureTypeInfo.GeometryInfo();
geomInfo._GeometryName = geomName;
geomInfo._GeometryType = geomType;
_FeatureTypeInfo.Geometry = geomInfo;
}
finally
{
_HttpClientUtil.Close();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="LineStringFactory"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal LineStringFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo) : base(httpClientUtil, featureTypeInfo, labelInfo)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiPolygonFactory"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal MultiPolygonFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo) : base(httpClientUtil, featureTypeInfo, labelInfo)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiPolygonFactory"/> class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal MultiPolygonFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiLineStringFactory"/> class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal MultiLineStringFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="LineStringFactory"/> class.
/// This constructor shall just be called from the MultiLineString factory. The feature node therefore is deactivated.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal LineStringFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
_FeatureNode.IsActive = false;
}
/// <summary>
/// Use this constructor for initializing this dataprovider with a
/// <see cref="WfsFeatureTypeInfo"/> object,
/// so that 'GetCapabilities' and 'DescribeFeatureType' can be bypassed.
/// </summary>
public WFS(WfsFeatureTypeInfo featureTypeInfo, WFSVersionEnum wfsVersion)
{
_FeatureTypeInfo = featureTypeInfo;
if (wfsVersion == WFSVersionEnum.WFS1_0_0)
_TextResources = new WFS_1_0_0_TextResources();
else _TextResources = new WFS_1_1_0_TextResources();
_WfsVersion = wfsVersion;
}
/// <summary>
/// Initializes a new instance of the <see cref="PolygonFactory"/> class.
/// This constructor shall just be called from the MultiPolygon factory. The feature node therefore is deactivated.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal PolygonFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
_FeatureNode.IsActive = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="LineStringFactory"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal LineStringFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo) : base(httpClientUtil, featureTypeInfo, labelInfo)
{
}
/// <summary>
/// Configures for WFS 'GetFeature' request using an instance implementing <see cref="Mapsui.Utilities.Wfs.IWFS_TextResources"/>.
/// The <see cref="Mapsui.Utilities.Wfs.HttpClientUtil"/> instance is returned for immediate usage.
/// </summary>
internal HttpClientUtil configureForWfsGetFeatureRequest(HttpClientUtil httpClientUtil,
WfsFeatureTypeInfo featureTypeInfo,
string labelProperty, BoundingBox boundingBox,
IFilter filter, bool GET)
{
httpClientUtil.Reset();
httpClientUtil.Url = featureTypeInfo.ServiceURI;
if (GET)
{
/* HTTP-GET */
httpClientUtil.Url += _WfsTextResources.GetFeatureGETRequest(featureTypeInfo, boundingBox, filter);
return httpClientUtil;
}
/* HTTP-POST */
httpClientUtil.PostData = _WfsTextResources.GetFeaturePOSTRequest(featureTypeInfo, labelProperty,
boundingBox, filter);
httpClientUtil.AddHeader(HttpRequestHeader.ContentType.ToString(), "text/xml");
return httpClientUtil;
}
/// <summary>
/// Initializes a new instance of the <see cref="UnspecifiedGeometryFactory_WFS1_0_0_GML2"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="multiGeometries">A boolean value specifying whether multi-geometries should be created</param>
/// <param name="quickGeometries">A boolean value specifying whether the factory should create geometries quickly, but without validation</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal UnspecifiedGeometryFactory_WFS1_0_0_GML2(HttpClientUtil httpClientUtil,
WfsFeatureTypeInfo featureTypeInfo, bool multiGeometries,
bool quickGeometries, FeatureDataTable labelInfo)
: base(httpClientUtil, featureTypeInfo, labelInfo)
{
_HttpClientUtil = httpClientUtil;
_MultiGeometries = multiGeometries;
_QuickGeometries = quickGeometries;
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiLineStringFactory"/> class.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal MultiLineStringFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
}
/// <summary>
/// Use this constructor for initializing this dataprovider with all mandatory
/// metadata for retrieving a featuretype, so that 'GetCapabilities' and 'DescribeFeatureType' can be bypassed.
/// </summary>
/// <param name="nsPrefix">
/// Use an empty string or 'null', if there is no prefix for the featuretype.
/// </param>
/// <param name="featureTypeNamespace">
/// Use an empty string or 'null', if there is no namespace for the featuretype.
/// You don't need to know the namespace of the feature type, if you use the quick geometries option.
/// </param>
/// <param name="geometryType">
/// Specifying the geometry type helps to accelerate the rendering process.
/// </param>
public WFS(string serviceURI, string nsPrefix, string featureTypeNamespace, string featureType,
string geometryName, GeometryTypeEnum geometryType, WFSVersionEnum wfsVersion)
{
_FeatureTypeInfo = new WfsFeatureTypeInfo(serviceURI, nsPrefix, featureTypeNamespace, featureType,
geometryName, geometryType);
if (wfsVersion == WFSVersionEnum.WFS1_0_0)
_TextResources = new WFS_1_0_0_TextResources();
else _TextResources = new WFS_1_1_0_TextResources();
_WfsVersion = wfsVersion;
}
/// <summary>
/// Initializes a new instance of the <see cref="LineStringFactory"/> class.
/// This constructor shall just be called from the MultiLineString factory. The feature node therefore is deactivated.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal LineStringFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
_FeatureNode.IsActive = false;
}
/// <summary>
/// This method returns the POST request for 'GetFeature'.
/// </summary>
/// <param name="featureTypeInfo">A <see cref="WFS.WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelProperty">A property necessary for label rendering</param>
/// <param name="boundingBox">The bounding box of the query</param>
/// <param name="filter">An instance implementing <see cref="IFilter"/></param>
public byte[] GetFeaturePOSTRequest(WfsFeatureTypeInfo featureTypeInfo, string labelProperty,
BoundingBox boundingBox, IFilter filter)
{
string qualification = string.IsNullOrEmpty(featureTypeInfo.Prefix)
? string.Empty
: featureTypeInfo.Prefix + ":";
using (StringWriter sWriter = new StringWriter())
{
using (XmlTextWriter xWriter = new XmlTextWriter(sWriter))
{
xWriter.Namespaces = true;
xWriter.WriteStartElement("GetFeature", NSWFS);
xWriter.WriteAttributeString("service", "WFS");
xWriter.WriteAttributeString("version", "1.1.0");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix) &&
!string.IsNullOrEmpty(featureTypeInfo.FeatureTypeNamespace))
xWriter.WriteAttributeString("xmlns:" + featureTypeInfo.Prefix,
featureTypeInfo.FeatureTypeNamespace);
//added by PDD to get it to work for deegree default sample
xWriter.WriteStartElement("Query", NSWFS);
xWriter.WriteAttributeString("typeName", qualification + featureTypeInfo.Name);
xWriter.WriteElementString("PropertyName", qualification + featureTypeInfo.Geometry._GeometryName);
if (!string.IsNullOrEmpty(labelProperty))
xWriter.WriteElementString("PropertyName", qualification + labelProperty);
xWriter.WriteStartElement("Filter", NSOGC);
if (filter != null) xWriter.WriteStartElement("And");
xWriter.WriteStartElement("BBOX");
if (!string.IsNullOrEmpty(featureTypeInfo.Prefix) &&
!string.IsNullOrEmpty(featureTypeInfo.FeatureTypeNamespace))
xWriter.WriteElementString("PropertyName",
qualification + featureTypeInfo.Geometry._GeometryName);
//added qualification to get it to work for deegree default sample
else
xWriter.WriteElementString("PropertyName", featureTypeInfo.Geometry._GeometryName);
xWriter.WriteStartElement("gml", "Envelope", NSGML);
xWriter.WriteAttributeString("srsName",
"http://www.opengis.net/gml/srs/epsg.xml#" + featureTypeInfo.SRID);
xWriter.WriteElementString("lowerCorner", NSGML,
XmlConvert.ToString(boundingBox.Left) + " " +
XmlConvert.ToString(boundingBox.Bottom));
xWriter.WriteElementString("upperCorner", NSGML,
XmlConvert.ToString(boundingBox.Right) + " " +
XmlConvert.ToString(boundingBox.Top));
xWriter.WriteEndElement();
xWriter.WriteEndElement();
if (filter != null) xWriter.WriteRaw(filter.Encode());
if (filter != null) xWriter.WriteEndElement();
xWriter.WriteEndElement();
xWriter.WriteEndElement();
xWriter.WriteEndElement();
xWriter.Flush();
return Encoding.UTF8.GetBytes(sWriter.ToString());
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PolygonFactory"/> class.
/// This constructor shall just be called from the MultiPolygon factory. The feature node therefore is deactivated.
/// </summary>
/// <param name="xmlReader">An XmlReader instance</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
internal PolygonFactory(XmlReader xmlReader, WfsFeatureTypeInfo featureTypeInfo)
: base(xmlReader, featureTypeInfo)
{
_FeatureNode.IsActive = false;
}
public static Map InitializeMap()
{
try
{
// WARNING
// This sample needs the GeoServer WFS running on your local machine.
// It uses the GeoServer default sample data. Installing and starting it is all you need to do
// http://docs.codehaus.org/display/GEOS/Download
// Sample by Peter Robineau
const string getCapabilitiesUri = "http://localhost:8080/geoserver/wfs";
const string serviceUri = "http://localhost:8080/geoserver/wfs";
var map = new Map();
map.BackColor = Color.White;
var layer1 = new Layer("States");
var layer2 = new Layer("SelectedStatesAndHousholds");
var layer3 = new Layer("New Jersey");
var layer4 = new Layer("Roads");
var layer5 = new Layer("Landmarks");
var layer6 = new Layer("Poi");
// Demo data from Geoserver 1.5.3 and Geoserver 1.6.0
var prov1 = new WFS(getCapabilitiesUri, "topp", "states", WFS.WFSVersionEnum.WFS1_0_0);
// Bypass 'GetCapabilities' and 'DescribeFeatureType', if you know all necessary metadata.
var featureTypeInfo = new WfsFeatureTypeInfo(serviceUri, "topp", null, "states",
"the_geom");
// 'WFS.WFSVersionEnum.WFS1_1_0' supported by Geoserver 1.6.x
var prov2 = new WFS(featureTypeInfo, WFS.WFSVersionEnum.WFS1_1_0);
// Bypass 'GetCapabilities' and 'DescribeFeatureType' again...
// It's possible to specify the geometry type, if 'DescribeFeatureType' does not...(.e.g 'GeometryAssociationType')
// This helps to accelerate the initialization process in case of unprecise geometry information.
var prov3 = new WFS(serviceUri, "topp", "http://www.openplans.org/topp", "states", "the_geom",
GeometryTypeEnum.MultiSurfacePropertyType, WFS.WFSVersionEnum.WFS1_1_0);
// Use cached 'GetCapabilities' response of prov1 (featuretype hosted by same service).
// Compiled XPath expressions are re-used automatically!
// If you use a cached 'GetCapabilities' response make sure the data provider uses the same version of WFS as the one providing the cache!!!
var prov4 = new WFS(prov1.GetCapabilitiesCache, "tiger", "tiger_roads", WFS.WFSVersionEnum.WFS1_0_0);
var prov5 = new WFS(prov1.GetCapabilitiesCache, "tiger", "poly_landmarks", WFS.WFSVersionEnum.WFS1_0_0);
var prov6 = new WFS(prov1.GetCapabilitiesCache, "tiger", "poi", WFS.WFSVersionEnum.WFS1_0_0);
// Clear cache of prov1 - data providers do not have any cache, if they use the one of another data provider
prov1.GetCapabilitiesCache = null;
//Filters
IFilter filter1 = new PropertyIsEqualToFilter_FE1_1_0("STATE_NAME", "California");
IFilter filter2 = new PropertyIsEqualToFilter_FE1_1_0("STATE_NAME", "Vermont");
IFilter filter3 = new PropertyIsBetweenFilter_FE1_1_0("HOUSHOLD", "600000", "4000000");
IFilter filter4 = new PropertyIsLikeFilter_FE1_1_0("STATE_NAME", "New*");
// SelectedStatesAndHousholds: Green
var filterCollection1 = new OGCFilterCollection();
filterCollection1.AddFilter(filter1);
filterCollection1.AddFilter(filter2);
var filterCollection2 = new OGCFilterCollection();
filterCollection2.AddFilter(filter3);
filterCollection1.AddFilterCollection(filterCollection2);
filterCollection1.Junctor = OGCFilterCollection.JunctorEnum.Or;
prov2.OGCFilter = filterCollection1;
// Like-Filter('New*'): Bisque
prov3.OGCFilter = filter4;
// Layer Style
layer1.Styles.Add(new VectorStyle { Fill = new Brush { Color = Color.Red } });
layer2.Styles.Add(new VectorStyle { Fill = new Brush { Color = Color.Green } }); // SelectedStatesAndHousholds
layer3.Styles.Add(new VectorStyle { Fill = new Brush { Color = Color.Yellow } }); // e.g. New York, New Jersey,...
layer5.Styles.Add(new VectorStyle { Fill = new Brush { Color = Color.Blue } });
// Labels
// Labels are collected when parsing the geometry. So there's just one 'GetFeature' call necessary.
// Otherwise (when calling twice for retrieving labels) there may be an inconsistent read...
// If a label property is set, the quick geometry option is automatically set to 'false'.
prov3.Label = "STATE_NAME";
//!!!LabelLayer layLabel = new LabelLayer("labels");
//layLabel.DataSource = prov3;
//layLabel.Enabled = true;
//layLabel.LabelColumn = prov3.Label;
//layLabel.Style = new LabelStyle();
//layLabel.Style.CollisionDetection = false;
//layLabel.Style.CollisionBuffer = new SizeF(5, 5);
//layLabel.Style.ForeColor = Color.Black;
//layLabel.Style.Font = new Font(FontFamily.GenericSerif, 10);
//layLabel.MaxVisible = 90;
//layLabel.Style.HorizontalAlignment = LabelStyle.HorizontalAlignmentEnum.Center;
// Options
// Defaults: MultiGeometries: true, QuickGeometries: false, GetFeatureGETRequest: false
// Render with validation...
prov1.QuickGeometries = false;
// Important when connecting to an UMN MapServer
prov1.GetFeatureGETRequest = true;
// Ignore multi-geometries...
prov1.MultiGeometries = false;
// Quick geometries
// We need this option for prov2 since we have not passed a featuretype namespace
prov2.QuickGeometries = true;
prov4.QuickGeometries = true;
prov5.QuickGeometries = true;
prov6.QuickGeometries = true;
layer1.DataSource = prov1;
layer2.DataSource = prov2;
layer3.DataSource = prov3;
layer4.DataSource = prov4;
layer5.DataSource = prov5;
layer6.DataSource = prov6;
map.Layers.Add(layer1);
map.Layers.Add(layer2);
map.Layers.Add(layer3);
map.Layers.Add(layer4);
map.Layers.Add(layer5);
map.Layers.Add(layer6);
//!!!map.Layers.Add(layLabel);
//!!!map.Center = new Point(-74.0, 40.7);
//!!!map.Zoom = 10;
// Alternatively zoom closer
// demoMap.Zoom = 0.2;
return map;
}
catch (WebException ex)
{
if ((ex.Message.Contains("(502) Bad Gateway")) ||
(ex.Message.Contains("Unable to connect to the remote server")))
{
throw new Exception(
"The Wfs sample threw an exception. You probably need to install the GeoServer WFS to your local machine. You can get it from here: http://docs.codehaus.org/display/GEOS/Download. The exception message was: " +
ex.Message);
}
throw;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="MultiPolygonFactory"/> class.
/// </summary>
/// <param name="httpClientUtil">A configured <see cref="HttpClientUtil"/> instance for performing web requests</param>
/// <param name="featureTypeInfo">A <see cref="WfsFeatureTypeInfo"/> instance providing metadata of the featuretype to query</param>
/// <param name="labelInfo">A FeatureDataTable for labels</param>
internal MultiPolygonFactory(HttpClientUtil httpClientUtil, WfsFeatureTypeInfo featureTypeInfo,
FeatureDataTable labelInfo) : base(httpClientUtil, featureTypeInfo, labelInfo)
{
}
