private IFeatureClass CreateGridFeatureClass(Grid grid, IFeatureWorkspace workspace, IFeatureDataset dataset,
string featureClassName)
{
try
{
IFields fields;
if (workspace is IGxFolder)
{
MessageBox.Show(@"Creating Shapefile " + featureClassName + @" in " +
((IWorkspace)workspace).PathName);
if (!ValidateShapefileName())
{
MessageBox.Show(@"Shapefile may exist, name may be too long," +
@"folder may not exist, folder may be readonly,", @"Error");
return null;
}
fields = CreateShapefileFields();
}
else
{
string msg = dataset == null
? string.Format("Creating {0} in {1}", featureClassName,
((IWorkspace)workspace).PathName)
: string.Format("Creating {0} in {1}\\{2}", featureClassName,
((IWorkspace)workspace).PathName, dataset.Name);
MessageBox.Show(msg);
if (!ValidateGdbfileName())
return null;
fields = CreateGdbFields();
}
IFeatureClass generatedFeatureClass = CreateFeatureClass((IWorkspace2)workspace, dataset,
featureClassName, fields, null, null, "");
if (generatedFeatureClass == null)
return null;
PutGridInFeatureClass(generatedFeatureClass, grid);
return generatedFeatureClass;
}
catch (Exception)
{
//Debug.Print("Exception Creating Feature Class: {0}",ex);
return null;
}
}
private static void PutGridInFeatureClass(IFeatureClass featureClass, Grid grid)
{
using (var comReleaser = new ComReleaser())
{
// Create a feature buffer.
IFeatureBuffer featureBuffer = featureClass.CreateFeatureBuffer();
comReleaser.ManageLifetime(featureBuffer);
// Create an insert cursor.
IFeatureCursor insertCursor = featureClass.Insert(true);
comReleaser.ManageLifetime(insertCursor);
// All of the features to be created are classified as Primary Highways.
int colFieldIndex = featureClass.FindField("Col");
int rowFieldIndex = featureClass.FindField("Row");
int colLabelFieldIndex = featureClass.FindField("Col_Label");
int rowLabelFieldIndex = featureClass.FindField("Row_Label");
int cellLabelFieldIndex = featureClass.FindField("Cell_Label");
int pageFieldIndex = featureClass.FindField("Page");
foreach (Cell cell in grid.Cells)
{
featureBuffer.Shape = cell.Shape;
featureBuffer.Value[colFieldIndex] = cell.Column;
featureBuffer.Value[rowFieldIndex] = cell.Row;
featureBuffer.Value[colLabelFieldIndex] = cell.ColumnLabel;
featureBuffer.Value[rowLabelFieldIndex] = cell.RowLabel;
featureBuffer.Value[cellLabelFieldIndex] = cell.Label;
featureBuffer.Value[pageFieldIndex] = cell.Page;
insertCursor.InsertFeature(featureBuffer);
}
// Flush the buffer to the geodatabase.
insertCursor.Flush();
}
}
