private void WriteCurvePolygon(CurvePolygon curvePolygon)
{
wktBuilder.Append("(");
Write(curvePolygon.ExteriorRing, curvePolygon.ExteriorRing.GeometryType == GeometryType.LineString);
wktBuilder.Append(",");
foreach (Curve interiorRing in curvePolygon.InteriorRings)
{
Write(interiorRing, interiorRing.GeometryType == GeometryType.LineString);
wktBuilder.Append(",");
}
wktBuilder.Remove(wktBuilder.Length - 1, 1);
wktBuilder.Append(")");
}
protected CurvePolygon ReadCurvePolygon(Dimension dimension)
{
ExpectGroupStart();
CurvePolygon curvePolygon = new CurvePolygon((Curve)ReadType(GeometryType.LineString, dimension, GeometryType.LineString, GeometryType.CircularString, GeometryType.CompoundCurve));
curvePolygon.Dimension = dimension;
while (IsMatch(","))
{
curvePolygon.InteriorRings.Add((Curve)ReadType(GeometryType.LineString, dimension, GeometryType.LineString, GeometryType.CircularString, GeometryType.CompoundCurve));
}
ExpectGroupEnd();
return(curvePolygon);
}
private void WriteCurvePolygon(CurvePolygon curvePolygon)
{
if (curvePolygon.IsEmpty)
{
wkbWriter.Write(0);
return;
}
wkbWriter.Write(1 + curvePolygon.InteriorRings.Count);
WriteInternal(curvePolygon.ExteriorRing);
foreach (Curve interiorRing in curvePolygon.InteriorRings)
{
WriteInternal(interiorRing);
}
}
private CurvePolygon ReadCurvePolygon(Dimension dimension)
{
CurvePolygon curvePolygon = new CurvePolygon();
uint ringCount = wkbReader.ReadUInt32();
if (ringCount > 0)
{
curvePolygon = new CurvePolygon(Read <Curve>());
for (int i = 1; i < ringCount; i++)
{
curvePolygon.InteriorRings.Add(Read <Curve>());
}
}
return(curvePolygon);
}
protected Geometry CreateGeometry(GeometryType geometryType, Dimension dimension)
{
Geometry geometry = null;
switch (geometryType)
{
case GeometryType.Point: geometry = new Point(); break;
case GeometryType.LineString: geometry = new LineString(); break;
case GeometryType.Polygon: geometry = new Polygon(); break;
case GeometryType.MultiPoint: geometry = new MultiPoint(); break;
case GeometryType.MultiLineString: geometry = new MultiLineString(); break;
case GeometryType.MultiPolygon: geometry = new MultiPolygon(); break;
case GeometryType.GeometryCollection: geometry = new GeometryCollection(); break;
case GeometryType.CircularString: geometry = new CircularString(); break;
case GeometryType.CompoundCurve: geometry = new CompoundCurve(); break;
case GeometryType.CurvePolygon: geometry = new CurvePolygon(); break;
case GeometryType.MultiCurve: geometry = new MultiCurve(); break;
case GeometryType.MultiSurface: geometry = new MultiSurface(); break;
case GeometryType.PolyhedralSurface: geometry = new PolyhedralSurface(); break;
case GeometryType.Tin: geometry = new Tin(); break;
case GeometryType.Triangle: geometry = new Triangle(); break;
default: throw new NotSupportedException(geometryType.ToString());
}
geometry.Dimension = dimension;
return(geometry);
}
