/// <summary>
/// Changed but not tested. 93.03.21
/// </summary>
/// <returns></returns>
public byte[] AsWkb()
{
List <byte> result = new List <byte>();
if (this.Parts.Count() == 1)
{
result.AddRange(OgcWkbMapFunctions.ToWkbLineStringZM(
ShapeHelper.GetPoints(this, 0), ShapeHelper.GetZValues(this, 0), ShapeHelper.GetMeasures(this, 0)));
}
else
{
result.Add((byte)IRI.Standards.OGC.SFA.WkbByteOrder.WkbNdr);
result.AddRange(BitConverter.GetBytes((uint)IRI.Standards.OGC.SFA.WkbGeometryType.MultiLineStringZM));
result.AddRange(BitConverter.GetBytes((uint)this.parts.Length));
for (int i = 0; i < this.parts.Length; i++)
{
result.AddRange(
OgcWkbMapFunctions.ToWkbLineStringZM(
ShapeHelper.GetPoints(this, this.Parts[i]), ShapeHelper.GetZValues(this, this.Parts[i]), ShapeHelper.GetMeasures(this, this.Parts[i])));
}
}
return(result.ToArray());
}
//always returns polygon not multi polygon
public Geometry <Point> AsGeometry()
{
if (this.NumberOfParts > 1)
{
List <Geometry <Point> > parts = new List <Geometry <Point> >(this.NumberOfParts);
for (int i = 0; i < NumberOfParts; i++)
{
//parts[i] = new Geometry<Point>(ShapeHelper.GetPoints(this, Parts[i]), GeometryType.LineString, Srid);
parts.Add(new Geometry <Point>(ShapeHelper.GetPoints(this, Parts[i]), GeometryType.LineString, Srid));
}
//1399.07.26
//return new Geometry<Point>(parts, GeometryType.Polygon, Srid);
return(Geometry <Point> .CreatePolygonOrMultiPolygon(parts, Srid));
}
else if (this.NumberOfParts == 1)
{
return(new Geometry <Point>(new List <Geometry <Point> >()
{
new Geometry <Point>(ShapeHelper.GetPoints(this, Parts[0]), GeometryType.LineString, Srid)
}, GeometryType.Polygon, Srid));
}
else
{
return(Geometry <Point> .CreateEmpty(GeometryType.Polygon, Srid));
}
}
public string AsSqlServerWkt()
{
StringBuilder result = new StringBuilder("MULTILINESTRING(");
for (int i = 0; i < NumberOfParts; i++)
{
result.Append(
string.Format("{0},",
SqlServerWktMapFunctions.PointZGroupElementToWkt(
ShapeHelper.GetPoints(this, i), ShapeHelper.GetZValues(this, i), ShapeHelper.GetMeasures(this, this.Parts[i]))));
}
return(result.Remove(result.Length - 1, 1).Append(")").ToString());
}
/// <summary>
/// Returs Kml representation of the point. Note: Z,M values are igonred
/// </summary>
/// <returns></returns>
static IRI.Ket.KmlFormat.Primitives.PlacemarkType AsPlacemark(PolyLineZ polyline, Func <IRI.Ham.SpatialBase.Point, IRI.Ham.SpatialBase.Point> projectToGeodeticFunc = null, byte[] color = null)
{
IRI.Ket.KmlFormat.Primitives.PlacemarkType placemark =
new KmlFormat.Primitives.PlacemarkType();
List <IRI.Ket.KmlFormat.Primitives.LineStringType> linestrings =
new List <KmlFormat.Primitives.LineStringType>();
IRI.Ket.KmlFormat.Primitives.MultiGeometryType multiGeometry =
new KmlFormat.Primitives.MultiGeometryType();
IEnumerable <string> coordinates;
if (projectToGeodeticFunc != null)
{
coordinates = polyline.parts
.Select(i =>
string.Join(" ", ShapeHelper.GetPoints(polyline, i)
.Select(j =>
{
var temp = projectToGeodeticFunc(new IRI.Ham.SpatialBase.Point(j.X, j.Y));
return(string.Format("{0},{1}", temp.X, temp.Y));
}).ToArray()));
}
else
{
coordinates = polyline.Parts
.Select(i =>
string.Join(" ", ShapeHelper.GetPoints(polyline, i)
.Select(j => string.Format("{0},{1}", j.X, j.Y))
.ToArray()));
}
foreach (string item in coordinates)
{
IRI.Ket.KmlFormat.Primitives.LineStringType linestring = new KmlFormat.Primitives.LineStringType();
linestring.coordinates = item;
linestrings.Add(linestring);
}
multiGeometry.AbstractGeometryObjectExtensionGroup = linestrings.ToArray();
placemark.AbstractFeatureObjectExtensionGroup = new KmlFormat.Primitives.AbstractObjectType[] { multiGeometry };
return(placemark);
}
//Error Prone: not checking for multipolygon cases
public byte[] AsWkb()
{
List <byte> result = new List <byte>();
result.Add((byte)IRI.Standards.OGC.SFA.WkbByteOrder.WkbNdr);
result.AddRange(BitConverter.GetBytes((uint)IRI.Standards.OGC.SFA.WkbGeometryType.Polygon));
result.AddRange(BitConverter.GetBytes((uint)this.parts.Length));
for (int i = 0; i < this.parts.Length; i++)
{
result.AddRange(OgcWkbMapFunctions.ToWkbLinearRing(ShapeHelper.GetPoints(this, this.Parts[i])));
}
return(result.ToArray());
}
public Geometry <Point> AsGeometry()
{
if (this.NumberOfParts > 1)
{
List <Geometry <Point> > parts = new List <Geometry <Point> >(this.NumberOfParts);
for (int i = 0; i < NumberOfParts; i++)
{
//parts[i] = new Geometry<Point>(ShapeHelper.GetPoints(this, Parts[i]), GeometryType.LineString, Srid);
parts.Add(new Geometry <Point>(ShapeHelper.GetPoints(this, Parts[i]), GeometryType.LineString, Srid));
}
return(new Geometry <Point>(parts, GeometryType.MultiLineString, Srid));
}
else if (this.NumberOfParts == 1)
{
return(new Geometry <Point>(ShapeHelper.GetPoints(this, Parts[0]), GeometryType.LineString, Srid));
}
else
{
return(Geometry <Point> .CreateEmpty(GeometryType.LineString, Srid));
}
}
public EsriPoint[] GetPart(int partNo)
{
return(ShapeHelper.GetPoints(this, Parts[partNo]));
}