/// <summary>
/// Loads a FDO XML configuration document
/// </summary>
/// <param name="xmlFile"></param>
/// <returns></returns>
public static FdoDataStoreConfiguration FromFile(string xmlFile)
{
using (var fact = new FgfGeometryFactory())
using (var ios = new IoFileStream(xmlFile, "r"))
{
using (var reader = new XmlReader(ios))
{
List <SpatialContextInfo> contexts = new List <SpatialContextInfo>();
using (var scReader = new XmlSpatialContextReader(reader))
{
while (scReader.ReadNext())
{
var sc = new SpatialContextInfo();
sc.CoordinateSystem = scReader.GetCoordinateSystem();
sc.CoordinateSystemWkt = scReader.GetCoordinateSystemWkt();
sc.Description = scReader.GetDescription();
sc.ExtentType = scReader.GetExtentType();
if (sc.ExtentType == OSGeo.FDO.Commands.SpatialContext.SpatialContextExtentType.SpatialContextExtentType_Static)
{
using (var geom = fact.CreateGeometryFromFgf(scReader.GetExtent()))
{
sc.ExtentGeometryText = geom.Text;
}
}
sc.IsActive = scReader.IsActive();
sc.Name = scReader.GetName();
sc.XYTolerance = scReader.GetXYTolerance();
sc.ZTolerance = scReader.GetZTolerance();
contexts.Add(sc);
}
}
ios.Reset();
var schemas = new FeatureSchemaCollection(null);
schemas.ReadXml(ios);
ios.Reset();
var mappings = new PhysicalSchemaMappingCollection();
mappings.ReadXml(ios);
ios.Close();
return(new FdoDataStoreConfiguration(schemas, contexts.ToArray(), mappings));
}
}
}
internal SpatialContextInfo Clone()
{
var sc = new SpatialContextInfo();
sc.CoordinateSystem = this.CoordinateSystem;
sc.CoordinateSystemWkt = this.CoordinateSystemWkt;
sc.Description = this.Description;
sc.ExtentGeometryText = this.ExtentGeometryText;
sc.ExtentType = this.ExtentType;
sc.IsActive = this.IsActive;
sc.Name = this.Name;
sc.XYTolerance = this.XYTolerance;
sc.ZTolerance = this.ZTolerance;
return(sc);
}
public virtual SpatialContextInfo CreateDefaultSpatialContext()
{
var sc = new SpatialContextInfo();
sc.Name = "Default";
sc.XYTolerance = sc.ZTolerance = this.Tolerance;
sc.CoordinateSystem = this.CSName;
if (_presenter.RequiresWKT)
sc.CoordinateSystemWkt = this.CSWkt;
sc.IsActive = true;
sc.ExtentType = this.ExtentType;
if (sc.ExtentType == OSGeo.FDO.Commands.SpatialContext.SpatialContextExtentType.SpatialContextExtentType_Static)
{
string wktfmt = "POLYGON (({0} {1}, {2} {3}, {4} {5}, {6} {7}, {0} {1}))";
double llx = Convert.ToDouble(this.LowerLeftX);
double lly = Convert.ToDouble(this.LowerLeftY);
double urx = Convert.ToDouble(this.UpperRightX);
double ury = Convert.ToDouble(this.UpperRightY);
sc.ExtentGeometryText = string.Format(wktfmt,
llx, lly,
urx, lly,
urx, ury,
llx, ury,
llx, lly);
}
return sc;
}
public void SetSpatialContext(SpatialContextInfo sci)
{
_view.NameEnabled = false;
_view.ContextName = sci.Name;
_view.CoordinateSystem = sci.CoordinateSystem;
_view.CoordinateSystemWkt = sci.CoordinateSystemWkt;
_view.Description = sci.Description;
if (!string.IsNullOrEmpty(sci.ExtentGeometryText))
{
using (FdoFeatureService service = _conn.CreateFeatureService())
{
using (IGeometry geom = service.GeometryFactory.CreateGeometry(sci.ExtentGeometryText))
{
_view.LowerLeftX = geom.Envelope.MinX.ToString();
_view.UpperRightX = geom.Envelope.MaxX.ToString();
_view.LowerLeftY = geom.Envelope.MinY.ToString();
_view.UpperRightY = geom.Envelope.MaxY.ToString();
}
}
}
_view.XYTolerance = sci.XYTolerance.ToString();
_view.ZTolerance = sci.ZTolerance.ToString();
}
/// <summary>
/// Determines if the given spatial context in the list of spatial context names
/// </summary>
/// <param name="ctx">The spatial context</param>
/// <param name="names">The spatial context name list</param>
/// <returns></returns>
protected bool SpatialContextInSpecifiedList(SpatialContextInfo ctx, string[] names)
{
return Array.Exists<string>(names, delegate(string s) { return s == ctx.Name; });
}
/// <summary>
/// Determines if a given spatial context exists in the given collection (comparison is by name).
/// </summary>
/// <param name="targetContexts">The target spatial context list</param>
/// <param name="sc">The spatial context to look for</param>
/// <returns></returns>
protected static bool SpatialContextExists(ReadOnlyCollection<SpatialContextInfo> targetContexts, SpatialContextInfo sc)
{
bool found = false;
foreach (SpatialContextInfo tsc in targetContexts)
{
if (tsc.Name == sc.Name)
{
found = true;
break;
}
}
return found;
}
internal void UpdateSpatialContext(SpatialContextInfo sc)
{
this.SpatialContextsChanged = true;
SpatialContextInfo edit = null;
foreach (var context in _spatialContexts)
{
if (context.Name == sc.Name)
{
edit = context;
}
}
if (edit != null)
{
edit.CoordinateSystem = sc.CoordinateSystem;
edit.CoordinateSystemWkt = sc.CoordinateSystemWkt;
edit.Description = sc.Description;
edit.ExtentGeometryText = sc.ExtentGeometryText;
edit.ExtentType = sc.ExtentType;
edit.XYTolerance = sc.XYTolerance;
edit.ZTolerance = sc.ZTolerance;
}
else
{
_spatialContexts.Add(sc);
}
}
internal void RemoveSpatialContext(SpatialContextInfo sc)
{
_spatialContexts.Remove(sc);
this.SpatialContextsChanged = true;
}
internal void AddSpatialContext(SpatialContextInfo sc)
{
_spatialContexts.Add(sc);
}
internal SpatialContextInfo Clone()
{
var sc = new SpatialContextInfo();
sc.CoordinateSystem = this.CoordinateSystem;
sc.CoordinateSystemWkt = this.CoordinateSystemWkt;
sc.Description = this.Description;
sc.ExtentGeometryText = this.ExtentGeometryText;
sc.ExtentType = this.ExtentType;
sc.IsActive = this.IsActive;
sc.Name = this.Name;
sc.XYTolerance = this.XYTolerance;
sc.ZTolerance = this.ZTolerance;
return sc;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="schemas"></param>
/// <param name="contexts"></param>
/// <param name="mappings"></param>
public FdoDataStoreConfiguration(FeatureSchemaCollection schemas, SpatialContextInfo[] contexts, PhysicalSchemaMappingCollection mappings)
{
this.Schemas = schemas;
this.SpatialContexts = contexts;
this.Mappings = mappings;
}
/// <summary>
/// Loads a FDO XML configuration document
/// </summary>
/// <param name="xmlFile"></param>
/// <returns></returns>
public static FdoDataStoreConfiguration FromFile(string xmlFile)
{
using (var fact = new FgfGeometryFactory())
using (var ios = new IoFileStream(xmlFile, "r"))
{
using (var reader = new XmlReader(ios))
{
List<SpatialContextInfo> contexts = new List<SpatialContextInfo>();
using (var scReader = new XmlSpatialContextReader(reader))
{
while (scReader.ReadNext())
{
var sc = new SpatialContextInfo();
sc.CoordinateSystem = scReader.GetCoordinateSystem();
sc.CoordinateSystemWkt = scReader.GetCoordinateSystemWkt();
sc.Description = scReader.GetDescription();
sc.ExtentType = scReader.GetExtentType();
if (sc.ExtentType == OSGeo.FDO.Commands.SpatialContext.SpatialContextExtentType.SpatialContextExtentType_Static)
{
using (var geom = fact.CreateGeometryFromFgf(scReader.GetExtent()))
{
sc.ExtentGeometryText = geom.Text;
}
}
sc.IsActive = scReader.IsActive();
sc.Name = scReader.GetName();
sc.XYTolerance = scReader.GetXYTolerance();
sc.ZTolerance = scReader.GetZTolerance();
contexts.Add(sc);
}
}
ios.Reset();
var schemas = new FeatureSchemaCollection(null);
schemas.ReadXml(ios);
ios.Reset();
var mappings = new PhysicalSchemaMappingCollection();
mappings.ReadXml(ios);
ios.Close();
return new FdoDataStoreConfiguration(schemas, contexts.ToArray(), mappings);
}
}
}
public FdoSpatialContextDialog(FdoConnection conn, SpatialContextInfo sci)
: this(conn)
{
_presenter.SetSpatialContext(sci);
}
public static SpatialContextInfo Edit(FdoConnection conn, SpatialContextInfo ctx)
{
FdoSpatialContextDialog diag = new FdoSpatialContextDialog(conn, ctx);
if (diag.ShowDialog() == DialogResult.OK)
{
SpatialContextInfo sci = new SpatialContextInfo();
sci.Name = diag.ContextName;
sci.Description = diag.Description;
sci.CoordinateSystem = diag.CoordinateSystem;
sci.CoordinateSystemWkt = diag.CoordinateSystemWkt;
sci.XYTolerance = Convert.ToDouble(diag.XYTolerance);
sci.ZTolerance = Convert.ToDouble(diag.ZTolerance);
sci.ExtentType = diag.SelectedExtentType;
//Only consider extent if all 4 values are defined
if (diag.IsExtentDefined)
{
string wktfmt = "POLYGON (({0} {1}, {2} {3}, {4} {5}, {6} {7}, {0} {1}))";
double llx = Convert.ToDouble(diag.LowerLeftX);
double lly = Convert.ToDouble(diag.LowerLeftY);
double urx = Convert.ToDouble(diag.UpperRightX);
double ury = Convert.ToDouble(diag.UpperRightY);
sci.ExtentGeometryText = string.Format(wktfmt,
llx, lly,
urx, lly,
urx, ury,
llx, ury,
llx, lly);
}
return sci;
}
return null;
}
/// <summary>
/// Adds a spatial context.
/// </summary>
/// <param name="ctx">The context.</param>
public void AddSpatialContext(SpatialContextInfo ctx)
{
_spatialContexts.Add(ctx);
}
/// <summary>
/// Adds a spatial context.
/// </summary>
/// <param name="ctx">The context.</param>
public void AddSpatialContext(SpatialContextInfo ctx)
{
_spatialContexts.Add(ctx);
}
