private void btnPreview_Click(object sender, EventArgs e)
{
try
{
using (IGeometry fgeom = _geomFactory.CreateGeometry(txtGeometry.Text))
{
byte[] wkb = null;
if (!FdoGeometryUtil.Is2D(fgeom))
{
using (IGeometry ffgeom = FdoGeometryUtil.Flatten(fgeom, _geomFactory))
{
wkb = _geomFactory.GetWkb(ffgeom);
}
}
else
{
wkb = _geomFactory.GetWkb(fgeom);
}
SharpMap.Geometries.Geometry sgeom = SharpMap.Geometries.Geometry.GeomFromWKB(wkb);
_layer.DataSource = new SharpMap.Data.Providers.GeometryProvider(sgeom);
SharpMap.Geometries.BoundingBox bbox = _mapCtl.Map.GetExtents();
bbox = bbox.Grow(2.0, 2.0);
_mapCtl.Map.ZoomToBox(bbox);
_mapCtl.Refresh();
btnOK.Enabled = true;
}
}
catch (Exception)
{
MessageService.ShowError("The specified text does not constitute a valid geometry");
btnOK.Enabled = false;
}
}
/// <summary>
/// Gets the FGF binary from the given text
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static byte[] GetFgf(string str)
{
byte[] fgf = null;
using (FgfGeometryFactory factory = new FgfGeometryFactory())
{
using (IGeometry geom = factory.CreateGeometry(str))
{
fgf = factory.GetFgf(geom);
}
}
return(fgf);
}
/// <summary>
/// Saves this out to a FDO XML configuration document
/// </summary>
/// <param name="xmlFile"></param>
public void Save(string xmlFile)
{
using (var fact = new FgfGeometryFactory())
using (var ws = new IoFileStream(xmlFile, "w"))
{
using (var writer = new XmlWriter(ws, true, XmlWriter.LineFormat.LineFormat_Indent))
{
//Write spatial contexts
if (this.SpatialContexts != null && this.SpatialContexts.Length > 0)
{
var flags = new XmlSpatialContextFlags();
using (var scWriter = new XmlSpatialContextWriter(writer))
{
foreach (var sc in this.SpatialContexts)
{
//XmlSpatialContextWriter forbids writing dynamically calculated extents
if (sc.ExtentType == OSGeo.FDO.Commands.SpatialContext.SpatialContextExtentType.SpatialContextExtentType_Dynamic)
continue;
scWriter.CoordinateSystem = sc.CoordinateSystem;
scWriter.CoordinateSystemWkt = sc.CoordinateSystemWkt;
scWriter.Description = sc.Description;
scWriter.ExtentType = sc.ExtentType;
using (var geom = fact.CreateGeometry(sc.ExtentGeometryText))
{
byte[] fgf = fact.GetFgf(geom);
scWriter.Extent = fgf;
}
scWriter.Name = sc.Name;
scWriter.XYTolerance = sc.XYTolerance;
scWriter.ZTolerance = sc.ZTolerance;
scWriter.WriteSpatialContext();
}
}
}
//Write logical schema
if (this.Schemas != null)
{
var schemas = CloneSchemas(this.Schemas);
schemas.WriteXml(writer);
}
//Write physical mappings
if (this.Mappings != null)
{
this.Mappings.WriteXml(writer);
}
writer.Close();
}
ws.Close();
}
}
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();
}
/// <summary>
/// Saves this out to a FDO XML configuration document
/// </summary>
/// <param name="xmlFile"></param>
public void Save(string xmlFile)
{
using (var fact = new FgfGeometryFactory())
using (var ws = new IoFileStream(xmlFile, "w"))
{
using (var writer = new XmlWriter(ws, true, XmlWriter.LineFormat.LineFormat_Indent))
{
//Write spatial contexts
if (this.SpatialContexts != null && this.SpatialContexts.Length > 0)
{
var flags = new XmlSpatialContextFlags();
using (var scWriter = new XmlSpatialContextWriter(writer))
{
foreach (var sc in this.SpatialContexts)
{
//XmlSpatialContextWriter forbids writing dynamically calculated extents
if (sc.ExtentType == OSGeo.FDO.Commands.SpatialContext.SpatialContextExtentType.SpatialContextExtentType_Dynamic)
{
continue;
}
scWriter.CoordinateSystem = sc.CoordinateSystem;
scWriter.CoordinateSystemWkt = sc.CoordinateSystemWkt;
scWriter.Description = sc.Description;
scWriter.ExtentType = sc.ExtentType;
using (var geom = fact.CreateGeometry(sc.ExtentGeometryText))
{
byte[] fgf = fact.GetFgf(geom);
scWriter.Extent = fgf;
}
scWriter.Name = sc.Name;
scWriter.XYTolerance = sc.XYTolerance;
scWriter.ZTolerance = sc.ZTolerance;
scWriter.WriteSpatialContext();
}
}
}
//Write logical schema
if (this.Schemas != null)
{
var schemas = CloneSchemas(this.Schemas);
schemas.WriteXml(writer);
}
//Write physical mappings
if (this.Mappings != null)
{
this.Mappings.WriteXml(writer);
}
writer.Close();
}
ws.Close();
}
}
/// <summary>
/// Gets the FGF binary from the given text
/// </summary>
/// <param name="str"></param>
/// <returns></returns>
public static byte[] GetFgf(string str)
{
byte[] fgf = null;
using (FgfGeometryFactory factory = new FgfGeometryFactory())
{
using (IGeometry geom = factory.CreateGeometry(str))
{
fgf = factory.GetFgf(geom);
}
}
return fgf;
}