private SdoGeometry WriteMultiPolygon(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
int lrsPos = GetCoordinateLrsPosition(geometry);
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.MULTIPOLYGON;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = lrsPos;
sdoGeometry.Sdo_Srid = geometry.SRID;
for (int i = 0; i < geometry.NumGeometries; i++)
{
try
{
IPolygon pg = (IPolygon)geometry.GetGeometryN(i);
AddPolygon(sdoGeometry, pg, dimension, lrsPos);
}
catch (Exception e)
{
throw new ApplicationException(
"Found geometry that was not a Polygon in MultiPolygon", e);
}
}
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
private SdoGeometry WriteMultiPoint(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
int lrsPos = GetCoordinateLrsPosition(geometry);
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.MULTIPOINT;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = lrsPos;
sdoGeometry.Sdo_Srid = geometry.SRID;
int[] elements = new int[geometry.NumPoints * ElementTupleSize];
int oordinatesOffset = 1;
double[] ordinates = new double[0];
for (int i = 0; i < geometry.NumPoints; i++)
{
elements[i * ElementTupleSize + 0] = oordinatesOffset;
elements[i * ElementTupleSize + 1] = (int)SdoGeometryTypes.ETYPE_SIMPLE.POINT;
elements[i * ElementTupleSize + 2] = 0;
ordinates = AppendCoordinates(ordinates, ConvertCoordinates(geometry.GetGeometryN(i).Coordinates, dimension, HasLRS(lrsPos)));
oordinatesOffset = ordinates.Length + 1;
}
sdoGeometry.ElemArrayOfInts = elements;
sdoGeometry.OrdinatesArrayOfDoubles = ordinates;
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
private SdoGeometry WriteMultiLineString(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.MULTILINE;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = 0;
sdoGeometry.Sdo_Srid = geometry.SRID;
int[] elements = new int[geometry.NumGeometries * ElementTupleSize];
int oordinatesOffset = 1;
double[] ordinates = new double[] { };
for (int i = 0; i < geometry.NumGeometries; i++)
{
elements[i * ElementTupleSize + 0] = oordinatesOffset;
elements[i * ElementTupleSize + 1] = (int)SdoGeometryTypes.ETYPE_SIMPLE.LINE;
elements[i * ElementTupleSize + 2] = 1;
ordinates = AppendCoordinates(ordinates, ConvertCoordinates(geometry.GetGeometryN(i).Coordinates, dimension));
oordinatesOffset = ordinates.Length + 1;
}
sdoGeometry.ElemArrayOfInts = elements;
sdoGeometry.OrdinatesArrayOfDoubles = ordinates;
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
private SdoGeometry WritePolygon(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.POLYGON;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = 0;
sdoGeometry.Sdo_Srid = geometry.SRID;
AddPolygon(sdoGeometry, geometry as IPolygon, dimension);
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
private SdoGeometry WriteLineString(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
double[] ordinates = ConvertCoordinates(geometry.Coordinates, dimension);
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.LINE;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = 0;
sdoGeometry.Sdo_Srid = geometry.SRID;
sdoGeometry.ElemArrayOfInts = new[] { 1, (int)SdoGeometryTypes.ETYPE_SIMPLE.LINE, 1 };
sdoGeometry.OrdinatesArrayOfDoubles = ordinates;
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
private SdoGeometry WritePoint(IGeometry geometry)
{
int dimension = GetGeometryDimension(geometry);
int lrsPos = GetCoordinateLrsPosition(geometry);
double[] coord = ConvertCoordinates(geometry.Coordinates, dimension, HasLRS(lrsPos));
SdoGeometry sdoGeometry = new SdoGeometry();
sdoGeometry.GeometryType = (int)SdoGeometryTypes.GTYPE.POINT;
sdoGeometry.Dimensionality = dimension;
sdoGeometry.LRS = lrsPos;
sdoGeometry.Sdo_Srid = geometry.SRID;
sdoGeometry.ElemArrayOfInts = new [] { 1, (int)SdoGeometryTypes.ETYPE_SIMPLE.POINT, 1 };
sdoGeometry.OrdinatesArrayOfDoubles = coord;
sdoGeometry.PropertiesToGTYPE();
return(sdoGeometry);
}
public IGeometry Read(SdoGeometry geometry)
{
geometry.PropertiesToGTYPE();
return(this.ReadGeometry(geometry));
}
