DirectPositionCollection GetDirectPositions(IPosition[] positions)
{
DirectPositionCollection dpc = new DirectPositionCollection();
foreach (IPosition p in positions)
{
IDirectPosition xy = m_Factory.CreatePositionXY(p.X, p.Y);
dpc.Add(xy);
}
return(dpc);
}
private static ILineStringSegment FlattenLineStringSegment(ILineStringSegment lineStrSegment, FgfGeometryFactory factory)
{
double[] positions = new double[lineStrSegment.Count * 2];
int j = 0;
for (int i = 0; i < lineStrSegment.Count; i++)
{
IDirectPosition pos = lineStrSegment[i];
positions[j] = pos.X;
positions[j + 1] = pos.Y;
j += 2;
}
return(factory.CreateLineStringSegment(FDO_DIM_XY, positions.Length, positions));
}
IRing GetRing(Ring r)
{
CurveSegmentCollection csc = new CurveSegmentCollection();
foreach (IDivider d in r.Edge)
{
LineGeometry line = d.LineGeometry;
ICurveSegmentAbstract cseg = null;
if (line is SectionGeometry)
{
SectionGeometry section = (line as SectionGeometry);
line = section.Make();
}
if (line is MultiSegmentGeometry)
{
MultiSegmentGeometry mseg = (line as MultiSegmentGeometry);
DirectPositionCollection dpc = GetDirectPositions(mseg.Data);
cseg = m_Factory.CreateLineStringSegment(dpc);
}
else if (line is SegmentGeometry)
{
SegmentGeometry segment = (line as SegmentGeometry);
DirectPositionCollection dpc = GetDirectPositions(new IPosition[] { segment.Start, segment.End });
cseg = m_Factory.CreateLineStringSegment(dpc);
}
else if (line is ArcGeometry)
{
ArcGeometry arc = (line as ArcGeometry);
IPosition mp = arc.GetMidPosition();
IDirectPosition bc = m_Factory.CreatePositionXY(arc.BC.X, arc.BC.Y);
IDirectPosition mid = m_Factory.CreatePositionXY(mp.X, mp.Y);
IDirectPosition ec = m_Factory.CreatePositionXY(arc.EC.X, arc.EC.Y);
cseg = m_Factory.CreateCircularArcSegment(bc, mid, ec);
}
else
{
throw new NotSupportedException("Unknown line type: " + line.GetType().Name);
}
csc.Add(cseg);
}
return(m_Factory.CreateRing(csc));
}
void RunExport(string fileName)
{
CadastralMapModel mapModel = CadastralMapModel.Current;
using (ICreateDataStore cmd = m_Connection.CreateCommand(CommandType.CommandType_CreateDataStore) as ICreateDataStore)
{
try
{
cmd.DataStoreProperties.SetProperty("File", fileName);
cmd.Execute();
}
catch (OSGeo.FDO.Common.Exception ex)
{
Console.WriteLine(ex.Message);
}
}
// The connection after the created is ConnectionState_Closed, so open it!
m_Connection.ConnectionInfo.ConnectionProperties.SetProperty("File", fileName);
m_Connection.Open();
// Define coordinate system
using (ICreateSpatialContext cmd = m_Connection.CreateCommand(CommandType.CommandType_CreateSpatialContext) as ICreateSpatialContext)
{
ISpatialSystem ss = mapModel.SpatialSystem;
cmd.CoordinateSystem = ss.Name; // CSMap key name
cmd.ExtentType = SpatialContextExtentType.SpatialContextExtentType_Static;
IWindow mapExtent = mapModel.Extent;
IDirectPosition minxy = m_Factory.CreatePositionXY(mapExtent.Min.X, mapExtent.Min.Y);
IDirectPosition maxxy = m_Factory.CreatePositionXY(mapExtent.Max.X, mapExtent.Max.Y);
IEnvelope extent = m_Factory.CreateEnvelope(minxy, maxxy);
IGeometry gx = m_Factory.CreateGeometry(extent);
cmd.Extent = m_Factory.GetFgf(gx);
cmd.XYTolerance = 0.000001; // resolution?
cmd.CoordinateSystemWkt = EditingController.Current.GetCoordinateSystemText();
cmd.Execute();
}
// Define feature schema
FeatureSchema fs = new FeatureSchema("Steve", "This is a test");
FeatureClass fc = new FeatureClass("FC", "Test feature class");
fs.Classes.Add(fc);
GeometricPropertyDefinition gp = new GeometricPropertyDefinition("Geometry", "Polygon property");
// When you stick more than one geometric type into the output, you can't
// convert to SHP (not with FDO Toolbox anyway).
//gp.GeometryTypes = (int)GeometricType.GeometricType_Surface;
gp.GeometryTypes = (int)GeometricType.GeometricType_All;
fc.Properties.Add(gp);
fc.GeometryProperty = gp;
// c.f. FdoToolbox ExpressUtility
DataPropertyDefinition dp = new DataPropertyDefinition("ID", "Test ID");
dp.DataType = DataType.DataType_Int32;
dp.Nullable = false;
dp.ReadOnly = true;
dp.IsAutoGenerated = true;
fc.Properties.Add(dp);
// Feature class requires an identity column for the insert
fc.IdentityProperties.Add(dp);
using (IApplySchema cmd = m_Connection.CreateCommand(CommandType.CommandType_ApplySchema) as IApplySchema)
{
cmd.FeatureSchema = fs;
cmd.Execute();
}
mapModel.Index.QueryWindow(null, SpatialType.Polygon | SpatialType.Point, ExportFeature);
m_Connection.Flush();
m_Connection.Close();
}
private static IDirectPosition FlattenPosition(IDirectPosition pos, FgfGeometryFactory factory)
{
return(factory.CreatePositionXY(pos.X, pos.Y));
}
private static IDirectPosition FlattenPosition(IDirectPosition pos, FgfGeometryFactory factory)
{
return factory.CreatePositionXY(pos.X, pos.Y);
}
