public void Setup()
{
if (Sequence == "Raw")
{
var ordinateGroups = new[] { Ordinates.XY };
NtsGeometryServices.Instance = new NtsGeometryServices(new RawCoordinateSequenceFactory(ordinateGroups), new PrecisionModel(), 0);
}
else if (Sequence == "DotSpatial")
{
NtsGeometryServices.Instance = new NtsGeometryServices(new DotSpatialAffineCoordinateSequenceFactory(Ordinates.XY), new PrecisionModel(), 0);
}
else if (Sequence == "FlatGeobuf")
{
NtsGeometryServices.Instance = new NtsGeometryServices(new FlatGeobufCoordinateSequenceFactory(), new PrecisionModel(), 0);
}
var geometryType = GeometryType.LineString;
byte dimensions = 2;
var headerBuffer = FeatureCollectionConversions.BuildHeader(1, geometryType, dimensions, null, null);
headerBuffer.Position += 4;
header = Header.GetRootAsHeader(headerBuffer);
var geometry = MakeLineString(Vertices);
feature = new NetTopologySuite.Features.Feature(geometry, null);
bytes = FeatureConversions.ToByteBuffer(feature, ref header);
bytes.Position += 4;
feature = FeatureConversions.FromByteBuffer(bytes, ref header);
}
private static CoreSpatial.IFeature ToCsFeature(this NetTopologySuite.Features.IFeature feature)
{
var originalGeom = feature.Geometry;
IBasicGeometry basicGeometry = null;
switch (originalGeom.OgcGeometryType)
{
case OgcGeometryType.Point:
{
basicGeometry = ((Point)originalGeom).TcsGeometry();
break;
}
case OgcGeometryType.MultiPoint:
{
basicGeometry = ((MultiPoint)originalGeom).TcsGeometry();
break;
}
case OgcGeometryType.LineString:
{
if (originalGeom.GeometryType == "LinearRing")
{
basicGeometry = ((LinearRing)originalGeom).TcsGeometry();
}
else
{
basicGeometry = ((LineString)originalGeom).TcsGeometry();
}
break;
}
case OgcGeometryType.MultiLineString:
{
basicGeometry = ((MultiLineString)originalGeom).TcsGeometry();
break;
}
case OgcGeometryType.Polygon:
{
basicGeometry = ((Polygon)originalGeom).TcsGeometry();
break;
}
default:
throw new Exception("not support GeometryType: " + originalGeom.GeometryType);
}
IGeometry geometry = new Geometry(basicGeometry);
var result = new Feature(geometry);
return(result);
}
