public static IWorkspace CreateInMemoryWorkspace()
{
IWorkspaceFactory workspaceFactory = null;
IWorkspaceName workspaceName = null;
IName name = null;
IWorkspace workspace = null;
try
{
// Create an InMemory workspace factory.
workspaceFactory = new InMemoryWorkspaceFactory();
// Create an InMemory geodatabase.
workspaceName = workspaceFactory.Create("", "MyWorkspace",
null, 0);
// Cast for IName.
name = (IName)workspaceName;
//Open a reference to the InMemory workspace through the name object.
workspace = (IWorkspace)name.Open();
return(workspace);
}
catch
{
return(null);
}
finally
{
workspaceFactory = null;
workspaceName = null;
name = null;
}
}
protected AbstractFeatureClassBag(string workspaceName, InMemoryWorkspaceFactory factory)
{
if (null != factory && false == string.IsNullOrWhiteSpace(workspaceName))
{
this.workspaceName = factory.Create(null, workspaceName, null, 0);
IName name = (IName)this.workspaceName;
IWorkspace wspace = (IWorkspace)name.Open();
this.workspace = wspace as IFeatureWorkspace;
if (null != workspace)
{
this.isInited = true;
}
}
}
private void OpenCADFile(string filePath, string outputFilePath)
{
try
{
Debug.WriteLine("Start Time: " + DateTime.Now.ToShortTimeString());
System.Windows.Forms.Cursor.Current = Cursors.WaitCursor;
String nameOfPath = System.IO.Path.GetDirectoryName(filePath);
String nameOfCADFile = System.IO.Path.GetFileName(filePath);
#region Open CAD Workspace from File Path
//Set the workspace.
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory pWorkspaceFact = new
ESRI.ArcGIS.DataSourcesFile.CadWorkspaceFactory();
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory defaultWorkspaceFact = new FileGDBWorkspaceFactory();
//Open the workspace.
ESRI.ArcGIS.Geodatabase.IWorkspace pWorkspace = pWorkspaceFact.OpenFromFile(nameOfPath, 0);
//Get the CADDrawingWorkspace.
ESRI.ArcGIS.DataSourcesFile.ICadDrawingWorkspace pCadDwgWorkspace;
pCadDwgWorkspace = (ESRI.ArcGIS.DataSourcesFile.ICadDrawingWorkspace)pWorkspace;
//Open the CadDrawingDataset.
ESRI.ArcGIS.DataSourcesFile.ICadDrawingDataset pCadDwgDataset;
pCadDwgDataset = pCadDwgWorkspace.OpenCadDrawingDataset(nameOfCADFile);
//Set the feature workspace.
ESRI.ArcGIS.Geodatabase.IFeatureWorkspace pFeatureWorkspace = (ESRI.ArcGIS.Geodatabase.IFeatureWorkspace)pWorkspace;
//Open the Feature Class.
#endregion
#region Getting Polygon, polylines, and annotation from Cad file
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Polygon"));
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass_Plyline =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Polyline"));
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass_Anno =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Annotation"));
#endregion
UID CLSID_def = new UIDClass();
CLSID_def.Value = "esriGeoDatabase.Feature";
#region Creating Layers from Feature Classes
//Polygons
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer.FeatureClass = pFeatClass;
pFeatLayer.Name = "Polygons";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers = (ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer;
//Annotation
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer_Anno = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer_Anno.FeatureClass = pFeatClass_Anno;
pFeatLayer_Anno.Name = "Annotation";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers_Anno =
(ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer_Anno;
//Polylines
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer_Plyline = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer_Plyline.FeatureClass = pFeatClass_Plyline;
pFeatLayer_Plyline.Name = "Polylines";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers_Plyline =
(ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer_Plyline;
#endregion
#region Creating In-Memory workspace
IWorkspaceFactory WF = new InMemoryWorkspaceFactory();
ESRI.ArcGIS.esriSystem.IName name = WF.Create("", "MyWorkspace", null, 0) as ESRI.ArcGIS.esriSystem.IName;
IWorkspace inMemWorkspace = (IWorkspace)name.Open();
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)inMemWorkspace;
#endregion
#region Creating new Fields
IObjectClassDescription objectClassDescription = new FeatureClassDescription();
// create the fields using the required fields method
IFields exportFields = new Fields();
IFieldsEdit fieldsEdit = (IFieldsEdit)exportFields;
//OID
IField field = new Field();
IField oidField = new Field();
IFieldEdit oidFieldEdit = (IFieldEdit)oidField;
oidFieldEdit.Name_2 = "OID";
oidFieldEdit.Type_2 = esriFieldType.esriFieldTypeOID;
fieldsEdit.AddField(oidField);
// Create a geometry definition (and spatial reference) for the feature class
IGeometryDef geometryDef = new GeometryDef();
IGeometryDefEdit geometryDefEdit = (IGeometryDefEdit)geometryDef;
geometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
IGeoDataset dataSet = (IGeoDataset)pFeatClass.FeatureDataset;
ISpatialReferenceFactory spatialReferenceFactory = new SpatialReferenceEnvironment();
ISpatialReference spatialReference = dataSet.SpatialReference;
ISpatialReferenceResolution spatialReferenceResolution = (ISpatialReferenceResolution)spatialReference;
spatialReferenceResolution.ConstructFromHorizon();
ISpatialReferenceTolerance spatialReferenceTolerance = (ISpatialReferenceTolerance)spatialReference;
spatialReferenceTolerance.SetDefaultXYTolerance();
geometryDefEdit.SpatialReference_2 = spatialReference;
// Add a geometry field to the fields collection. This is where the geometry definition is applied.
IField geometryField = new Field();
IFieldEdit geometryFieldEdit = (IFieldEdit)geometryField;
geometryFieldEdit.Name_2 = "Shape";
geometryFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
geometryFieldEdit.GeometryDef_2 = geometryDef;
fieldsEdit.AddField(geometryField);
#endregion
#region Creating New Shapefile for Final output
UID CLSID = new UIDClass();
CLSID.Value = "esriGeoDatabase.Feature";
//using the In-Memory Workspace created above
IFeatureClass output = featureWorkspace.CreateFeatureClass("myPolygons", pFeatClass.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
IFeatureClass polylines_cleaned = featureWorkspace.CreateFeatureClass("polylines_cleaned", pFeatClass_Plyline.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
IFeatureClass annotation_cleaned = featureWorkspace.CreateFeatureClass("annotation_cleaned", pFeatClass_Anno.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
#endregion
#region Appending features from CADWorkspaceFeatureClass to In-Memory FeatureClass Because Update cursor not in Cad workspace
Geoprocessor GP = new Geoprocessor();
//Polylines
ESRI.ArcGIS.DataManagementTools.Append append = new Append();
append.inputs = pFeatClass_Plyline;
append.target = polylines_cleaned;
GP.Execute(append, null);
//System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass_Plyline);
GC.Collect();
//Annotation
append = new Append();
append.inputs = pFeatClass_Anno;
append.target = annotation_cleaned;
GP.Execute(append, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass_Anno);
GC.Collect();
//Polygons to output
append = new Append();
append.inputs = pFeatClass;
append.target = output;
GP.Execute(append, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass);
GC.Collect();
#endregion
#region Query Filter to Filter Layers
string queryString = "";
//using the checked box list and comma seperated list to create where clause string
//Adding Items from Check Box List
foreach (var checkedItem in checkedListBox1.CheckedItems)
{
queryString = queryString + "Layer NOT LIKE '" + checkedItem.ToString() + "' AND ";
}
//Adding Items from Comma separated string
if (textBox_commaSeparated.Text.Length > 0)
{
foreach (var item in textBox_commaSeparated.Text.Split(','))
{
queryString = queryString + "Layer NOT LIKE '" + item.ToString() + "' AND ";
}
}
//Removing Last 'AND' FROM queryString
if (queryString.Length > 0) //if Atleast one item added
{
queryString = queryString.Remove(queryString.Length - 4);
}
IQueryFilter queryFilter = new QueryFilter();
queryFilter.SubFields = "";
if (queryString.Length > 0)
{
queryFilter.WhereClause = queryString;
}
else
{
queryFilter.WhereClause = "1=1";
}
#endregion
#region Removing Null Geometries
string ignoreList = queryString.Replace("Layer NOT LIKE '", "").Replace("' AND ", ",").Replace("' ", "");
Debug.WriteLine("lines Count before:" + polylines_cleaned.FeatureCount(new QueryFilter()).ToString());
//From Polylines_cleaned
IFeatureCursor updateCursor = polylines_cleaned.Update(new QueryFilter(), false);
IFeature feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
//System.Runtime.InteropServices.Marshal.ReleaseComObject(feat);
GC.Collect();
Debug.WriteLine("lines Count After:" + polylines_cleaned.FeatureCount(new QueryFilter()).ToString());
//From output
Debug.WriteLine("polygons Count before:" + output.FeatureCount(new QueryFilter()).ToString());
updateCursor = output.Update(new QueryFilter(), false);
feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
GC.Collect();
Debug.WriteLine("polygons Count after:" + output.FeatureCount(new QueryFilter()).ToString());
//From Annotation
Debug.WriteLine("Annotation Count before:" + annotation_cleaned.FeatureCount(new QueryFilter()).ToString());
updateCursor = annotation_cleaned.Update(new QueryFilter(), false);
feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
GC.Collect();
Debug.WriteLine("Annotation Count after:" + annotation_cleaned.FeatureCount(new QueryFilter()).ToString());
#endregion
#region Convert lines feature class to feature Cursor
IFeatureCursor linesFCursor = polylines_cleaned.Search(new QueryFilter(), false);
#endregion
#region Deleting all columns of polygons to match with output
IFields _fieldsP = output.Fields;
IFieldsEdit _fieldsEditP = (IFieldsEdit)_fieldsP;
for (int i = 0; i < output.Fields.FieldCount; i++)
{
IField _field = output.Fields.get_Field(i);
if (_field.Name != "Shape" && _field.Name != "FID")
{
output.DeleteField(_field);
if (i < output.Fields.FieldCount)
{
i--;
}
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsP);
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsEditP);
GC.Collect();
#endregion
#region Setting Envelop information
IEnvelope envelop = new Envelope() as IEnvelope;
IGeoDataset dataSetEnv = (IGeoDataset)pFeatClass_Plyline.FeatureDataset;
envelop.SpatialReference = dataSet.SpatialReference;
envelop.PutCoords(dataSet.Extent.XMin, dataSet.Extent.YMin, dataSet.Extent.XMax, dataSet.Extent.YMax);
#endregion
#region Construct Polygons from Lines Cursor (usting Feature Construct)
IFeatureConstruction featureConstruct = new FeatureConstruction() as IFeatureConstruction;
ISelectionSet selectionSet = null;
//atureConstruct.ConstructPolygonsFromFeaturesFromCursor(null,output,envelop,false,false,linesFCursor,null,0.001,null);
featureConstruct.AutoCompleteFromFeaturesFromCursor(output, envelop, linesFCursor, null, -1, null, out selectionSet);
#endregion
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureConstruct);
System.Runtime.InteropServices.Marshal.ReleaseComObject(linesFCursor);
GC.Collect();
Debug.WriteLine("polygons Count after PolygonConstruct :" + output.FeatureCount(new QueryFilter()).ToString());
#region SPATIAL JOIN
GP = new Geoprocessor();
ESRI.ArcGIS.AnalysisTools.SpatialJoin spatialJoin = new ESRI.ArcGIS.AnalysisTools.SpatialJoin();
spatialJoin.join_features = annotation_cleaned;
spatialJoin.target_features = output;
spatialJoin.join_operation = "JOIN_ONE_TO_MANY";
spatialJoin.join_type = "KEEP_ALL";
spatialJoin.match_option = "CONTAINS";
spatialJoin.out_feature_class = outputFilePath;
GP.Execute(spatialJoin, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(annotation_cleaned);
GC.Collect();
#endregion
#region Remove All Fields of Annotation except Text
ShapefileWorkspaceFactory wsf = new ShapefileWorkspaceFactory();
IFeatureWorkspace work = (IFeatureWorkspace)wsf.OpenFromFile(System.IO.Path.GetDirectoryName(outputFilePath), 0);
IFeatureClass output_AfterJoin_FClasss = work.OpenFeatureClass(System.IO.Path.GetFileNameWithoutExtension(outputFilePath));
IFields _fields = output_AfterJoin_FClasss.Fields;
IFieldsEdit _fieldsEdit = (IFieldsEdit)_fields;
for (int i = 0; i < _fields.FieldCount; i++)
{
IField _field = output_AfterJoin_FClasss.Fields.get_Field(i);
if (_field.Name != "Text_" && _field.Name != "Text" && _field.Name != "Shape" && _field.Name != "FID")
{
output_AfterJoin_FClasss.DeleteField(_field);
i--;
}
else
{
if (field.Name == "Text_" || _field.Name == "Text")
{
IFieldEdit fieldEdit = (IFieldEdit)_field;
fieldEdit.Name_2 = "PlotNumber";
fieldEdit.AliasName_2 = "PlotNumber";
}
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fields);
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsEdit);
GC.Collect();
#endregion
System.Windows.Forms.Cursor.Current = Cursors.Default;
Debug.WriteLine("End Time: " + DateTime.Now.ToShortTimeString());
MessageBox.Show("Import Complete!");
}
catch
{
MessageBox.Show("Error Importing. Something wrong with the CAD File");
}
}
public InMemoryFeatureClassBag(string workspaceName, InMemoryWorkspaceFactory factory)
: base(workspaceName, factory)
{
}