private Geometry GetPolygon(MultiSurfaceType multi)
{
var p = new Polygon[multi.SurfaceMemberItems.Count];
int npoly = 0;
foreach (SurfacePropertyType member in multi.SurfaceMemberItems)
{
LinearRing shell = null;
PolygonType sur = ExtractShellPolygon(ref shell, member);
if (sur.Interior.Count == 0 && shell != null)
{
p[npoly] = new Polygon(shell);
}
else
{
var holes = new LinearRing[sur.Interior.Count];
ExtractInteriorPolygon(holes, sur);
p[npoly] = new Polygon(shell, holes);
}
npoly++;
}
return(new MultiPolygon(p));
}
public static MultiPolygon ToGeometry(this MultiSurfaceType gmlMultiSurface)
{
List <Polygon> polygons = new List <Polygon>();
if (gmlMultiSurface.surfaceMember != null)
{
foreach (var member in gmlMultiSurface.surfaceMember)
{
if (member.Item is PolygonType)
{
polygons.Add(((PolygonType)member.Item).ToGeometry());
continue;
}
throw new NotImplementedException();
}
}
if (gmlMultiSurface.surfaceMembers != null)
{
foreach (var member in gmlMultiSurface.surfaceMembers.Items)
{
if (member is PolygonType)
{
polygons.Add(((PolygonType)member).ToGeometry());
continue;
}
throw new NotImplementedException();
}
}
return(new MultiPolygon(polygons));
}
public static MultiSurfaceType ToGmlMultiSurface(this MultiPolygon multiPolygon)
{
MultiSurfaceType gmlMultiSurface = new MultiSurfaceType();
gmlMultiSurface.surfaceMembers = multiPolygon.Polygons.Select <Polygon, PolygonType>(p => p.ToGmlPolygon()).ToArray();
return(gmlMultiSurface);
}
private IFeature ExtractGeographicData(XmlNode c)
{
string geoData = string.Empty;
Geometry geo = null;
if (_typeGeometry == FeatureType.Point)
{
foreach (XmlNode e in c)
{
if (e.LocalName == Geometry)
{
geoData = e.InnerText;
}
}
string point = Convert.ToString(geoData);
var pointValue = point.Split(' ');
geo = new Point(
Convert.ToDouble(pointValue[0], CultureInfo.InvariantCulture),
Convert.ToDouble(pointValue[1], CultureInfo.InvariantCulture));
}
if (_typeGeometry == FeatureType.Polygon)
{
foreach (XmlNode e in c)
{
if (e.LocalName == Geometry)
{
var t = e.FirstChild.OuterXml;
var s = new XmlSerializer(typeof(MultiSurfaceType));
MultiSurfaceType multi = s.Deserialize(new StringReader(t)) as MultiSurfaceType;
geo = GetPolygon(multi);
// geoData = e.InnerText;
}
}
}
if (_typeGeometry == FeatureType.Line)
{
foreach (XmlNode e in c)
{
if (e.LocalName == Geometry)
{
var t = e.FirstChild.OuterXml;
var s = new XmlSerializer(typeof(MultiLineStringType));
MultiLineStringType multi = s.Deserialize(new StringReader(t)) as MultiLineStringType;
geo = GetPolyline(multi);
// geoData = e.InnerText;
}
}
}
IFeature feat = Fea.AddFeature(geo);
return(feat);
}
public static MultiSurfaceType ToGmlMultiSurface(this MultiPolygon multiPolygon)
{
MultiSurfaceType gmlMultiSurface = new MultiSurfaceType();
gmlMultiSurface.surfaceMembers = new SurfaceArrayPropertyType();
gmlMultiSurface.surfaceMembers.Items = multiPolygon.Coordinates.Select <Polygon, PolygonType>(p => p.ToGmlPolygon()).ToArray();
return(gmlMultiSurface);
}
private IBasicGeometry GetPolygon(MultiSurfaceType multi)
{
Polygon[] p = new Polygon[multi.SurfaceMemberItems.Count];
;
int npoly = 0;
foreach (SurfacePropertyType member in multi.SurfaceMemberItems)
{
ILinearRing shell = null;
ILinearRing[] holes = null;
PolygonType sur = ExtractShellPolygon(ref shell, member);
if (sur.Interior.Count == 0 && shell !=null)
p[npoly] = new Polygon(shell);
else
{
holes = new ILinearRing[sur.Interior.Count];
ExtractInteriorPolygon(holes, sur);
p[npoly] = new Polygon(shell, holes);
}
npoly++;
}
return new MultiPolygon(p);
}
public static MultiSurfaceType ToGmlMultiSurface(this MultiPolygon multiPolygon)
{
MultiSurfaceType gmlMultiSurface = new MultiSurfaceType();
gmlMultiSurface.surfaceMembers = multiPolygon.Polygons.Select<Polygon, PolygonType>(p => p.ToGmlPolygon()).ToArray();
return gmlMultiSurface;
}
