/// <summary>
/// This method produces instances of type <see cref="GeoAPI.Geometries.IMultiPolygon"/>.
/// </summary>
/// <returns>The created geometries</returns>
internal override Collection <IGeometry> createGeometries()
{
//IMultiPolygon multiPolygon = null;
IPathNode multiPolygonNode = new PathNode(_GMLNS, "MultiPolygon", (NameTable)_XmlReader.NameTable);
IPathNode multiSurfaceNode = new PathNode(_GMLNS, "MultiSurface", (NameTable)_XmlReader.NameTable);
IPathNode multiPolygonNodeAlt = new AlternativePathNodesCollection(multiPolygonNode, multiSurfaceNode);
IPathNode polygonMemberNode = new PathNode(_GMLNS, "polygonMember", (NameTable)_XmlReader.NameTable);
IPathNode surfaceMemberNode = new PathNode(_GMLNS, "surfaceMember", (NameTable)_XmlReader.NameTable);
IPathNode polygonMemberNodeAlt = new AlternativePathNodesCollection(polygonMemberNode, surfaceMemberNode);
IPathNode linearRingNode = new PathNode(_GMLNS, "LinearRing", (NameTable)_XmlReader.NameTable);
string[] labelValue = new string[1];
bool geomFound = false;
try
{
// Reading the entire feature's node makes it possible to collect label values that may appear before or after the geometry property
while ((_FeatureReader = GetSubReaderOf(_XmlReader, null, _FeatureNode)) != null)
{
while (
(_GeomReader =
GetSubReaderOf(_FeatureReader, labelValue, multiPolygonNodeAlt, polygonMemberNodeAlt)) != null)
{
GeometryFactory geomFactory = new PolygonFactory(_GeomReader, _FeatureTypeInfo)
{
AxisOrder = AxisOrder
};
var polygons = geomFactory.createGeometries();
var polygonArray = new IPolygon[polygons.Count];
var i = 0;
foreach (IPolygon polygon in polygons)
{
polygonArray[i++] = polygon;
}
_Geoms.Add(Factory.CreateMultiPolygon(polygonArray));
geomFound = true;
}
if (geomFound)
{
AddLabel(labelValue[0], _Geoms[_Geoms.Count - 1]);
}
geomFound = false;
}
}
catch (Exception ex)
{
Trace.TraceError("An exception occured while parsing a multi-polygon geometry: " + ex.Message);
throw ex;
}
return(_Geoms);
}
/// <summary>
/// This method produces instances of type <see cref="GeoAPI.Geometries.IMultiPolygon"/>.
/// </summary>
/// <returns>The created geometries</returns>
internal override Collection<IGeometry> createGeometries()
{
//IMultiPolygon multiPolygon = null;
IPathNode multiPolygonNode = new PathNode(_GMLNS, "MultiPolygon", (NameTable) _XmlReader.NameTable);
IPathNode multiSurfaceNode = new PathNode(_GMLNS, "MultiSurface", (NameTable) _XmlReader.NameTable);
IPathNode multiPolygonNodeAlt = new AlternativePathNodesCollection(multiPolygonNode, multiSurfaceNode);
IPathNode polygonMemberNode = new PathNode(_GMLNS, "polygonMember", (NameTable) _XmlReader.NameTable);
IPathNode surfaceMemberNode = new PathNode(_GMLNS, "surfaceMember", (NameTable) _XmlReader.NameTable);
IPathNode polygonMemberNodeAlt = new AlternativePathNodesCollection(polygonMemberNode, surfaceMemberNode);
IPathNode linearRingNode = new PathNode(_GMLNS, "LinearRing", (NameTable) _XmlReader.NameTable);
string[] labelValue = new string[1];
bool geomFound = false;
try
{
// Reading the entire feature's node makes it possible to collect label values that may appear before or after the geometry property
while ((_FeatureReader = GetSubReaderOf(_XmlReader, null, _FeatureNode)) != null)
{
while (
(_GeomReader =
GetSubReaderOf(_FeatureReader, labelValue, multiPolygonNodeAlt, polygonMemberNodeAlt)) != null)
{
GeometryFactory geomFactory = new PolygonFactory(_GeomReader, _FeatureTypeInfo);
var polygons = geomFactory.createGeometries();
var polygonArray = new IPolygon[polygons.Count];
var i = 0;
foreach (IPolygon polygon in polygons)
polygonArray[i++] = polygon;
_Geoms.Add(Factory.CreateMultiPolygon(polygonArray));
geomFound = true;
}
if (geomFound) AddLabel(labelValue[0], _Geoms[_Geoms.Count - 1]);
geomFound = false;
}
}
catch (Exception ex)
{
Trace.TraceError("An exception occured while parsing a multi-polygon geometry: " + ex.Message);
throw ex;
}
return _Geoms;
}
