public Geometry Read(byte[] geometryData, GeometryWkbMode mode)
{
if (geometryData == null || geometryData.Length == 0)
{
throw new ArgumentNullException("geometryData");
}
m_objReader.Initialize(geometryData);
Geometry geometry = null;
switch (mode)
{
case GeometryWkbMode.Standard:
geometry = ReadStandard();
break;
case GeometryWkbMode.Proposed:
geometry = ReadProposed();
break;
case GeometryWkbMode.PostGIS:
geometry = ReadPostGIS();
break;
case GeometryWkbMode.Custom:
geometry = ReadCustom();
break;
}
m_objReader.Uninitialize(); // reset the buffer
return(geometry);
}
public byte[] Write(Geometry geometry, GeometryWkbMode wkbMode,
BytesOrder order)
{
if (geometry == null)
{
throw new ArgumentNullException("geometry");
}
m_objWriter.Initialize();
m_objWriter.Order = order;
GeometryWkbMode mode = wkbMode;
bool bResult = false;
byte[] geomBytes = null;
switch (mode)
{
case GeometryWkbMode.Standard:
bResult = WriteStandard(geometry);
break;
case GeometryWkbMode.Proposed:
bResult = WriteProposed(geometry);
break;
case GeometryWkbMode.PostGIS:
bResult = WritePostGIS(geometry);
break;
case GeometryWkbMode.Custom:
bResult = WriteCustom(geometry);
break;
}
if (bResult)
{
geomBytes = m_objWriter.GetBuffer();
}
m_objWriter.Uninitialize(); // reset the buffer
return(geomBytes);
}
public byte[] Write(Geometry geometry, BytesOrder order)
{
if (geometry == null)
{
throw new ArgumentNullException("geometry");
}
m_objWriter.Initialize();
m_objWriter.Order = order;
GeometryWkbMode mode = GeometryWkbMode.Standard;
GeometryFactory factory = geometry.Factory;
if (factory != null)
{
CoordinateType coordType = factory.CoordinateType;
if (coordType == CoordinateType.Measured)
{
mode = GeometryWkbMode.PostGIS;
}
else
{
IGeometryProperties properties = geometry.Properties;
if (properties != null && properties.Contains("SRID"))
{
mode = GeometryWkbMode.PostGIS;
}
else
{
int dim = factory.CoordinateDimension;
if (dim == 3)
{
mode = GeometryWkbMode.Proposed;
}
}
}
}
bool bResult = false;
byte[] geomBytes = null;
switch (mode)
{
case GeometryWkbMode.Standard:
bResult = WriteStandard(geometry);
break;
case GeometryWkbMode.Proposed:
bResult = WriteProposed(geometry);
break;
case GeometryWkbMode.PostGIS:
bResult = WritePostGIS(geometry);
break;
case GeometryWkbMode.Custom:
bResult = WriteCustom(geometry);
break;
}
if (bResult)
{
geomBytes = m_objWriter.GetBuffer();
}
m_objWriter.Uninitialize(); // reset the buffer
return(geomBytes);
}