///////////////////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// Method fills Serialization information about GPGeometry.
/// </summary>
/// <param name="info">Serialization Info.</param>
/// <param name="context">Streaming Context.</param>
/// <exception cref="SerializationException">In case of geometry type is not
/// supported.</exception>
public void GetObjectData(SerializationInfo info, StreamingContext context)
{
if (_value is GPPoint)
{
GPPoint pt = (GPPoint)_value;
info.AddValue(GPAttribute.POINT_X, pt.X);
info.AddValue(GPAttribute.POINT_Y, pt.Y);
}
else if (_value is GPPolygon)
{
GPPolygon polygon = _value as GPPolygon;
info.AddValue(GPAttribute.POLYGON_RINGS, polygon.Rings);
}
else if (_value is GPPolyline)
{
GPPolyline polyline = _value as GPPolyline;
info.AddValue(GPAttribute.POLYLINE_PATHS, polyline.Paths);
}
else
{
// Unsupported geometry type.
throw new SerializationException(
Properties.Messages.Error_UnsupportedGPGeometryObject);
}
}
/// <summary>
/// Method converts Polygon object to GPPolygon object.
/// </summary>
/// <param name="polygon">Polygon object to convert.</param>
/// <returns>GPPolygon object.</returns>
public static GPPolygon PolygonToGPPolygon(Polygon polygon)
{
double[][][] rings = new double[polygon.Groups.Length][][];
for (int nGroup = 0; nGroup < polygon.Groups.Length; nGroup++)
{
rings[nGroup] = new double[polygon.Groups[nGroup]][];
Point[] points = polygon.GetGroupPoints(nGroup);
for (int nPoint = 0; nPoint < points.Length; nPoint++)
{
rings[nGroup][nPoint] = new double[2];
rings[nGroup][nPoint][0] = points[nPoint].X;
rings[nGroup][nPoint][1] = points[nPoint].Y;
}
}
GPPolygon gppolygon = new GPPolygon();
gppolygon.Rings = rings;
gppolygon.SpatialReference = new GPSpatialReference(WKID);
return(gppolygon);
}
/// <summary>
/// Converts the specified <see cref="GPPolygon"/> object to the <see cref="Polygon"/> one.
/// </summary>
/// <param name="polygon">The reference to the <see cref="GPPolygon"/> object to be
/// converted.</param>
/// <returns>A new <see cref="Polygon"/> object equivalent to the specified
/// polygon.</returns>
public static Polygon GPPolygonToPolygon(GPPolygon polygon)
{
return(_MakePolyCurve(polygon.Rings, (groups, points) => new Polygon(groups, points)));
}
