private IGeometry PrimitiveCoordinateMapper(IGeometry geom)
{
if (geom is IPoint)
return new Topology.Geometries.Point(PrimitiveCoordinateMapper(geom.Coordinates)[0]);
else if (geom is IMultiPoint)
{
IGeometry[] input = (geom as IMultiLineString).Geometries;
IPoint[] output = new IPoint[input.Length];
for (int i = 0; i < input.Length; i++)
output[i] = (IPoint)PrimitiveCoordinateMapper(input[i]);
return new MultiPoint(output);
}
else if (geom is ILineString)
return new LineString(PrimitiveCoordinateMapper(geom.Coordinates));
else if (geom is ILinearRing)
return new LinearRing(PrimitiveCoordinateMapper(geom.Coordinates));
else if (geom is IMultiLineString)
{
IGeometry[] input = (geom as IMultiLineString).Geometries;
ILineString[] output = new ILineString[input.Length];
for (int i = 0; i < input.Length; i++)
output[i] = (ILineString)PrimitiveCoordinateMapper(input[i]);
return new MultiLineString(output);
}
else if (geom is IPolygon)
{
ILineString shell = (ILineString)PrimitiveCoordinateMapper(((IPolygon)geom).Shell);
ILineString[] input = (geom as IPolygon).Holes;
ILinearRing[] output = new ILinearRing[input.Length];
for (int i = 0; i < input.Length; i++)
output[i] = new LinearRing(((ILineString)PrimitiveCoordinateMapper(input[i])).Coordinates);
return new Polygon(new LinearRing(shell.Coordinates), output);
}
else if (geom is IMultiPolygon)
{
IGeometry[] input = (geom as IMultiPolygon).Geometries;
IPolygon[] output = new IPolygon[input.Length];
for (int i = 0; i < input.Length; i++)
output[i] = (IPolygon)PrimitiveCoordinateMapper(input[i]);
return new MultiPolygon(output);
}
else if (geom is IGeometryCollection)
{
IGeometry[] input = (geom as IGeometryCollection).Geometries;
IGeometry[] output = new IGeometry[input.Length];
for (int i = 0; i < input.Length; i++)
output[i] = PrimitiveCoordinateMapper(input[i]);
return new GeometryCollection(output);
}
else
return null;
}
/// <summary>
/// Constructs a <c>Polygon</c> with the given exterior boundary.
/// </summary>
/// <param name="shell">
/// The outer boundary of the new <c>Polygon</c>,
/// or <c>null</c> or an empty <c>LinearRing</c> if the empty
/// polygon is to be created.
/// </param>
public Polygon(LinearRing shell) : this(shell, null, DefaultFactory)
{
}
/// <summary>
/// Constructs a <c>Polygon</c> with the given exterior boundary.
/// </summary>
/// <param name="shell">
/// The outer boundary of the new <c>Polygon</c>,
/// or <c>null</c> or an empty <c>LinearRing</c> if the empty
/// polygon is to be created.
/// </param>
public Polygon(LinearRing shell)
: this(shell, null, DefaultFactory)
{
}
/* BEGIN ADDED BY MPAUL42: monoGIS team */
/// <summary>
/// Constructs a <c>Polygon</c> with the given exterior boundary.
/// </summary>
/// <param name="shell">
/// The outer boundary of the new <c>Polygon</c>,
/// or <c>null</c> or an empty <c>LinearRing</c> if the empty
/// polygon is to be created.
/// </param>
/// <param name="factory"></param>
public Polygon(LinearRing shell, GeometryFactory factory) : this(shell, null, factory)
{
}
/* BEGIN ADDED BY MPAUL42: monoGIS team */
/// <summary>
/// Constructs a <c>Polygon</c> with the given exterior boundary.
/// </summary>
/// <param name="shell">
/// The outer boundary of the new <c>Polygon</c>,
/// or <c>null</c> or an empty <c>LinearRing</c> if the empty
/// polygon is to be created.
/// </param>
/// <param name="factory"></param>
public Polygon(LinearRing shell, GeometryFactory factory)
: this(shell, null, factory)
{
}
