private static void WriteEsriPolygon(SqlGeometryBuilder builder, ISimplePoints points)
{
if (points.NumberOfParts == 1)
{
builder.BeginGeometry(OpenGisGeometryType.Polygon);
WriteLineOrRing(builder, points.Points);
builder.EndGeometry();
}
else if (points.NumberOfParts > 1)
{
builder.BeginGeometry(OpenGisGeometryType.MultiPolygon);
for (int i = 0; i < points.NumberOfParts; i++)
{
builder.BeginGeometry(OpenGisGeometryType.Polygon);
WriteLineOrRing(builder, points.GetPart(i));
builder.EndGeometry();
}
builder.EndGeometry();
}
else
{
throw new NotImplementedException();
}
}
private static void WriteEsriMultiPoint(SqlGeometryBuilder builder, ISimplePoints points)
{
builder.BeginGeometry(OpenGisGeometryType.MultiPoint);
foreach (var point in points.Points)
{
WriteEsriPoint(builder, point);
}
builder.EndGeometry();
}
internal static byte[] WriteBoundingBoxToByte(ISimplePoints shape)
{
System.IO.MemoryStream result = new System.IO.MemoryStream();
result.Write(System.BitConverter.GetBytes(shape.MinimumBoundingBox.XMin), 0, ShapeConstants.DoubleSize);
result.Write(System.BitConverter.GetBytes(shape.MinimumBoundingBox.YMin), 0, ShapeConstants.DoubleSize);
result.Write(System.BitConverter.GetBytes(shape.MinimumBoundingBox.XMax), 0, ShapeConstants.DoubleSize);
result.Write(System.BitConverter.GetBytes(shape.MinimumBoundingBox.YMax), 0, ShapeConstants.DoubleSize);
return(result.ToArray());
}
internal static EsriPoint[] GetPoints(ISimplePoints shape, int startIndex)
{
int partNumber = Array.IndexOf(shape.Parts, startIndex);
//int startIndex = shape.Parts[partNumber];
int lastIndex = (partNumber == shape.NumberOfParts - 1) ? shape.NumberOfPoints - 1 : shape.Parts[partNumber + 1] - 1;
EsriPoint[] result = new EsriPoint[lastIndex - startIndex + 1];
Array.ConstrainedCopy(shape.Points, startIndex, result, 0, result.Length);
return(result);
}
