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Import profiles protection (Bug #203).
[modules/hydro.git] / src / HYDROData / HYDROData_CalculationCase.cxx
index 7bfffe60bded1f0e97b42701513eaadf6925e29a..198222ab62a76428d734c9c6163ba39374c9eb0f 100644 (file)
@@ -2,17 +2,47 @@
 #include "HYDROData_CalculationCase.h"
 
 #include "HYDROData_ArtificialObject.h"
+#include "HYDROData_IAltitudeObject.h"
 #include "HYDROData_Document.h"
+#include "HYDROData_ShapesGroup.h"
 #include "HYDROData_Iterator.h"
 #include "HYDROData_NaturalObject.h"
-#include "HYDROData_Polyline.h"
+#include "HYDROData_PolylineXY.h"
 #include "HYDROData_SplitToZonesTool.h"
+#include "HYDROData_SplittedShapesGroup.h"
 #include "HYDROData_Region.h"
 #include "HYDROData_Tool.h"
 #include "HYDROData_Zone.h"
 
+#include <GEOMBase.h>
+
+#include <QSet>
+
+#include <TopoDS.hxx>
+#include <TopoDS_Shell.hxx>
+#include <TopoDS_Edge.hxx>
+
+#include <BRep_Builder.hxx>
+#include <BRepBuilderAPI_Sewing.hxx>
+#include <BRepTopAdaptor_FClass2d.hxx>
+
+#include <BRepTools.hxx>
+
+#include <TopAbs.hxx>
+#include <TopExp_Explorer.hxx>
+#include <TopExp.hxx>
+#include <TopTools_ListOfShape.hxx>
+#include <TopTools_ListIteratorOfListOfShape.hxx>
+
+
+#define CALCULATION_REGIONS_PREF GetName() + "_Reg"
+#define CALCULATION_ZONES_PREF GetName() + "_Zone"
+#define CALCULATION_GROUPS_PREF GetName() + "_"
+
 #define PYTHON_CALCULATION_ID "KIND_CALCULATION"
 
+#define EXPORT_NAME "HYDRO_" + GetName()
+
 IMPLEMENT_STANDARD_HANDLE(HYDROData_CalculationCase, HYDROData_Entity)
 IMPLEMENT_STANDARD_RTTIEXT(HYDROData_CalculationCase, HYDROData_Entity)
 
@@ -25,6 +55,53 @@ HYDROData_CalculationCase::~HYDROData_CalculationCase()
 {
 }
 
+void HYDROData_CalculationCase::SetName( const QString& theName )
+{
+  QString anOldCaseName = GetName();
+  if ( anOldCaseName != theName )
+  {
+    HYDROData_SequenceOfObjects aRegions = GetRegions();
+
+    HYDROData_SequenceOfObjects::Iterator anIter( aRegions );
+    for ( ; anIter.More(); anIter.Next() )
+    {
+      Handle(HYDROData_Region) aRegion =
+        Handle(HYDROData_Region)::DownCast( anIter.Value() );
+      if ( aRegion.IsNull() )
+        continue;
+
+      HYDROData_Tool::UpdateChildObjectName( anOldCaseName, theName, aRegion );
+
+      HYDROData_SequenceOfObjects aZones = aRegion->GetZones();
+      HYDROData_SequenceOfObjects::Iterator anIter( aZones );
+      for ( ; anIter.More(); anIter.Next() )
+      {
+        Handle(HYDROData_Zone) aRegZone =
+          Handle(HYDROData_Zone)::DownCast( anIter.Value() );
+        if ( aRegZone.IsNull() )
+          continue;
+
+        HYDROData_Tool::UpdateChildObjectName( anOldCaseName, theName, aRegZone );
+      }
+    }
+
+    HYDROData_SequenceOfObjects aGroups = GetGeometryGroups();
+
+    anIter.Init( aGroups );
+    for ( ; anIter.More(); anIter.Next() )
+    {
+      Handle(HYDROData_SplittedShapesGroup) aGroup =
+        Handle(HYDROData_SplittedShapesGroup)::DownCast( anIter.Value() );
+      if ( aGroup.IsNull() )
+        continue;
+
+      HYDROData_Tool::UpdateChildObjectName( anOldCaseName, theName, aGroup );
+    }
+  }
+
+  HYDROData_Entity::SetName( theName );
+}
+
 QStringList HYDROData_CalculationCase::DumpToPython( MapOfTreatedObjects& theTreatedObjects ) const
 {
   QStringList aResList;
@@ -73,61 +150,115 @@ QStringList HYDROData_CalculationCase::DumpToPython( MapOfTreatedObjects& theTre
   return aResList;
 }
 
-void HYDROData_CalculationCase::SplitGeometryObjects()
+HYDROData_SequenceOfObjects HYDROData_CalculationCase::GetAllReferenceObjects() const
+{
+  HYDROData_SequenceOfObjects aResSeq = HYDROData_Entity::GetAllReferenceObjects();
+
+  Handle(HYDROData_PolylineXY) aBoundaryPolyline = GetBoundaryPolyline();
+  if ( !aBoundaryPolyline.IsNull() )
+    aResSeq.Append( aBoundaryPolyline );
+
+  HYDROData_SequenceOfObjects aSeqOfRegions = GetRegions();
+  aResSeq.Append( aSeqOfRegions );
+
+  return aResSeq;
+}
+
+void HYDROData_CalculationCase::Update()
 {
-  // At first we remove previously created regions
+  HYDROData_Entity::Update();
+
+  // At first we remove previously created objects
   RemoveRegions();
+  RemoveSplittedGroups();
 
   Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
   if ( aDocument.IsNull() )
     return;
 
-  Handle(HYDROData_Polyline) aBoundaryPolyline = GetBoundaryPolyline();
+  Handle(HYDROData_PolylineXY) aBoundaryPolyline = GetBoundaryPolyline();
   HYDROData_SequenceOfObjects aGeomObjects = GetGeometryObjects();
   if ( aGeomObjects.IsEmpty() )
     return;
 
-  HYDROData_SplitToZonesTool::SplitDataList aSplitedZones =
-    HYDROData_SplitToZonesTool::SplitToZones( aGeomObjects, aBoundaryPolyline );
-  if ( aSplitedZones.isEmpty() )
+  HYDROData_SequenceOfObjects aGeomGroups = GetGeometryGroups();
+
+  HYDROData_SplitToZonesTool::SplitDataList aSplitedObjects =
+    HYDROData_SplitToZonesTool::Split( aGeomObjects, aGeomGroups, aBoundaryPolyline );
+  if ( aSplitedObjects.isEmpty() )
     return;
 
+  QString aRegsPref = CALCULATION_REGIONS_PREF;
+  QString aZonesPref = CALCULATION_ZONES_PREF;
+
+  QMap<QString,Handle(HYDROData_SplittedShapesGroup)> aSplittedEdgesGroupsMap;
+
   // Create result regions for case, by default one zone for one region
-  HYDROData_SplitToZonesTool::SplitDataListIterator anIter( aSplitedZones );
+  HYDROData_SplitToZonesTool::SplitDataListIterator anIter( aSplitedObjects );
   while( anIter.hasNext() )
   {
     const HYDROData_SplitToZonesTool::SplitData& aSplitData = anIter.next();
 
-    // Create new region
-    Handle(HYDROData_Region) aRegion = addNewRegion();
+    if ( aSplitData.Type == HYDROData_SplitToZonesTool::SplitData::Data_Zone )
+    {
+      // Create new region
+      Handle(HYDROData_Region) aRegion = addNewRegion();
 
-    QString aRegionName = HYDROData_Tool::GenerateObjectName( aDocument, "Region" );
-    aRegion->SetName( aRegionName );
+      QString aRegionName = HYDROData_Tool::GenerateObjectName( aDocument, aRegsPref );
+      aRegion->SetName( aRegionName );
 
-    // Add the zone for region
-    Handle(HYDROData_Zone) aRegionZone = aRegion->addNewZone();
+      // Add the zone for region
+      Handle(HYDROData_Zone) aRegionZone = aRegion->addNewZone();
 
-    QString aZoneName = HYDROData_Tool::GenerateObjectName( aDocument, "Zone" );
-    aRegionZone->SetName( aZoneName );
+      QString aZoneName = HYDROData_Tool::GenerateObjectName( aDocument, aZonesPref );
+      aRegionZone->SetName( aZoneName );
 
-    aRegionZone->SetShape( aSplitData.Face() );
+      aRegionZone->SetShape( aSplitData.Face() );
 
-    // Add the reference object for zone
-    for ( int i = 0, n = aSplitData.ObjectNames.length(); i < n; ++i )
+      // Add the reference object for zone
+      for ( int i = 0, n = aSplitData.ObjectNames.length(); i < n; ++i )
+      {
+        const QString& anObjName = aSplitData.ObjectNames.at( i );
+        
+        Handle(HYDROData_Object) aRefObject = Handle(HYDROData_Object)::DownCast(
+          HYDROData_Tool::FindObjectByName( aDocument, anObjName ) );
+        if ( aRefObject.IsNull() )
+          continue;
+
+        aRegionZone->AddGeometryObject( aRefObject );
+      }
+    }
+    else if ( aSplitData.Type == HYDROData_SplitToZonesTool::SplitData::Data_Edge )
     {
-      const QString& anObjName = aSplitData.ObjectNames.at( i );
-      
-      Handle(HYDROData_Object) aRefObject = Handle(HYDROData_Object)::DownCast(
-        HYDROData_Tool::FindObjectByName( aDocument, anObjName ) );
-      if ( aRefObject.IsNull() )
+      // Create new edges group
+      if ( aSplitData.ObjectNames.isEmpty() || aSplitData.Shape.IsNull() )
+        continue;
+
+      QString anObjName = aSplitData.ObjectNames.first();
+      if ( anObjName.isEmpty() )
         continue;
 
-      aRegionZone->AddGeometryObject( aRefObject );
+      Handle(HYDROData_SplittedShapesGroup) aSplittedGroup;
+      if ( !aSplittedEdgesGroupsMap.contains( anObjName ) )
+      {
+        aSplittedGroup = addNewSplittedGroup();
+
+        QString aCalcGroupName = CALCULATION_GROUPS_PREF + anObjName;
+        aSplittedGroup->SetName( aCalcGroupName );
+
+        aSplittedEdgesGroupsMap.insert( anObjName, aSplittedGroup );
+      }
+      else
+      {
+        aSplittedGroup = aSplittedEdgesGroupsMap[ anObjName ];
+      }
+
+      if ( aSplittedGroup.IsNull() )
+        continue;
+
+      aSplittedGroup->AddShape( aSplitData.Shape );
     }
   }
-
-  // The splitted data is up to date
-  SetToUpdate( false );
 }
 
 bool HYDROData_CalculationCase::AddGeometryObject( const Handle(HYDROData_Object)& theObject )
@@ -140,7 +271,7 @@ bool HYDROData_CalculationCase::AddGeometryObject( const Handle(HYDROData_Object
 
   AddReferenceObject( theObject, DataTag_GeometryObject );
   
-  // Indicate model of the need to update zones splitting
+  // Indicate model of the need to update splitting
   SetToUpdate( true );
 
   return true;
@@ -158,7 +289,7 @@ void HYDROData_CalculationCase::RemoveGeometryObject( const Handle(HYDROData_Obj
 
   RemoveReferenceObject( theObject->Label(), DataTag_GeometryObject );
 
-  // Indicate model of the need to update zones splitting
+  // Indicate model of the need to update splitting
   SetToUpdate( true );
 }
 
@@ -166,13 +297,53 @@ void HYDROData_CalculationCase::RemoveGeometryObjects()
 {
   ClearReferenceObjects( DataTag_GeometryObject );
 
-  // Indicate model of the need to update zones splitting
+  // Indicate model of the need to update splitting
   SetToUpdate( true );
 }
 
-void HYDROData_CalculationCase::SetBoundaryPolyline( const Handle(HYDROData_Polyline)& thePolyline )
+bool HYDROData_CalculationCase::AddGeometryGroup( const Handle(HYDROData_ShapesGroup)& theGroup )
 {
-  Handle(HYDROData_Polyline) aPrevPolyline = GetBoundaryPolyline();
+  if ( theGroup.IsNull() )
+    return false;
+
+  if ( HasReference( theGroup, DataTag_GeometryGroup ) )
+    return false; // Object is already in reference list
+
+  AddReferenceObject( theGroup, DataTag_GeometryGroup );
+  
+  // Indicate model of the need to update splitting
+  SetToUpdate( true );
+
+  return true;
+}
+
+HYDROData_SequenceOfObjects HYDROData_CalculationCase::GetGeometryGroups() const
+{
+  return GetReferenceObjects( DataTag_GeometryGroup );
+}
+
+void HYDROData_CalculationCase::RemoveGeometryGroup( const Handle(HYDROData_ShapesGroup)& theGroup )
+{
+  if ( theGroup.IsNull() )
+    return;
+
+  RemoveReferenceObject( theGroup->Label(), DataTag_GeometryGroup );
+
+  // Indicate model of the need to update splitting
+  SetToUpdate( true );
+}
+
+void HYDROData_CalculationCase::RemoveGeometryGroups()
+{
+  ClearReferenceObjects( DataTag_GeometryGroup );
+
+  // Indicate model of the need to update splitting
+  SetToUpdate( true );
+}
+
+void HYDROData_CalculationCase::SetBoundaryPolyline( const Handle(HYDROData_PolylineXY)& thePolyline )
+{
+  Handle(HYDROData_PolylineXY) aPrevPolyline = GetBoundaryPolyline();
 
   SetReferenceObject( thePolyline, DataTag_Polyline );
 
@@ -180,15 +351,15 @@ void HYDROData_CalculationCase::SetBoundaryPolyline( const Handle(HYDROData_Poly
   SetToUpdate( !IsEqual( aPrevPolyline, thePolyline ) || IsMustBeUpdated() );
 }
 
-Handle(HYDROData_Polyline) HYDROData_CalculationCase::GetBoundaryPolyline() const
+Handle(HYDROData_PolylineXY) HYDROData_CalculationCase::GetBoundaryPolyline() const
 {
-  return Handle(HYDROData_Polyline)::DownCast( 
+  return Handle(HYDROData_PolylineXY)::DownCast( 
            GetReferenceObject( DataTag_Polyline ) );
 }
 
 void HYDROData_CalculationCase::RemoveBoundaryPolyline()
 {
-  Handle(HYDROData_Polyline) aPrevPolyline = GetBoundaryPolyline();
+  Handle(HYDROData_PolylineXY) aPrevPolyline = GetBoundaryPolyline();
 
   ClearReferenceObjects( DataTag_Polyline );
 
@@ -206,7 +377,9 @@ Handle(HYDROData_Region) HYDROData_CalculationCase::AddNewRegion( const Handle(H
   Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
   if ( !aDocument.IsNull() )
   {
-    QString aNewRegionName = HYDROData_Tool::GenerateObjectName( aDocument, "Region" );
+    QString aRegsPref = CALCULATION_REGIONS_PREF;
+
+    QString aNewRegionName = HYDROData_Tool::GenerateObjectName( aDocument, aRegsPref );
     aNewRegion->SetName( aNewRegionName );
   }
 
@@ -248,6 +421,40 @@ HYDROData_SequenceOfObjects HYDROData_CalculationCase::GetRegions() const
   return GetReferenceObjects( DataTag_Region );
 }
 
+void HYDROData_CalculationCase::UpdateRegionsOrder()
+{
+  Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
+  if ( aDocument.IsNull() )
+    return;
+
+  HYDROData_SequenceOfObjects aRegions = GetRegions();
+
+  HYDROData_SequenceOfObjects::Iterator anIter( aRegions );
+  for ( ; anIter.More(); anIter.Next() )
+  {
+    Handle(HYDROData_Region) aRegion =
+      Handle(HYDROData_Region)::DownCast( anIter.Value() );
+    if ( aRegion.IsNull() )
+      continue;
+
+    aRegion->SetName( "" );
+  }
+
+  QString aRegsPref = CALCULATION_REGIONS_PREF;
+
+  anIter.Init( aRegions );
+  for ( ; anIter.More(); anIter.Next() )
+  {
+    Handle(HYDROData_Region) aRegion =
+      Handle(HYDROData_Region)::DownCast( anIter.Value() );
+    if ( aRegion.IsNull() )
+      continue;
+
+    QString aRegionName = HYDROData_Tool::GenerateObjectName( aDocument, aRegsPref );
+    aRegion->SetName( aRegionName );
+  }
+}
+
 void HYDROData_CalculationCase::RemoveRegion( const Handle(HYDROData_Region)& theRegion )
 {
   if ( theRegion.IsNull() )
@@ -264,8 +471,142 @@ void HYDROData_CalculationCase::RemoveRegion( const Handle(HYDROData_Region)& th
 
 void HYDROData_CalculationCase::RemoveRegions()
 {
-  ClearReferenceObjects( DataTag_Region );
-  myLab.FindChild( DataTag_ChildRegion ).ForgetAllAttributes( true );
+  myLab.FindChild( DataTag_ChildRegion ).ForgetAllAttributes();
+}
+
+HYDROData_SequenceOfObjects HYDROData_CalculationCase::GetSplittedGroups() const
+{
+  return GetReferenceObjects( DataTag_SplittedGroups );
+}
+
+void HYDROData_CalculationCase::RemoveSplittedGroups()
+{
+  myLab.FindChild( DataTag_SplittedGroups ).ForgetAllAttributes();
+}
+
+double HYDROData_CalculationCase::GetAltitudeForPoint( const gp_XY& thePoint ) const
+{
+  double aResAltitude = HYDROData_IAltitudeObject::GetInvalidAltitude();
+
+  Handle(HYDROData_Zone) aZone = GetZoneFromPoint( thePoint );
+  if ( aZone.IsNull() )
+    return aResAltitude;
+
+  HYDROData_Zone::MergeAltitudesType aZoneMergeType = aZone->GetMergeType();
+  if ( !aZone->IsMergingNeed() )
+  {
+    aZoneMergeType = HYDROData_Zone::Merge_UNKNOWN;
+  }
+  else if ( aZoneMergeType == HYDROData_Zone::Merge_UNKNOWN )
+  {
+    return aResAltitude;
+  }
+
+  if ( aZoneMergeType == HYDROData_Zone::Merge_Object )
+  {
+    Handle(HYDROData_IAltitudeObject) aMergeAltitude = aZone->GetMergeAltitude();
+    if ( !aMergeAltitude.IsNull() )
+      aResAltitude = aMergeAltitude->GetAltitudeForPoint( thePoint );
+  }
+  else
+  {
+    HYDROData_SequenceOfObjects aZoneObjects = aZone->GetGeometryObjects();
+    HYDROData_SequenceOfObjects::Iterator anIter( aZoneObjects );
+    for ( ; anIter.More(); anIter.Next() )
+    {
+      Handle(HYDROData_Object) aZoneObj =
+        Handle(HYDROData_Object)::DownCast( anIter.Value() );
+      if ( aZoneObj.IsNull() )
+        continue;
+
+      Handle(HYDROData_IAltitudeObject) anObjAltitude = aZoneObj->GetAltitudeObject();
+      if ( anObjAltitude.IsNull() )
+        continue;
+
+      double aPointAltitude = anObjAltitude->GetAltitudeForPoint( thePoint );
+      if ( ValuesEquals( aPointAltitude, HYDROData_IAltitudeObject::GetInvalidAltitude() ) )
+        continue;
+
+      if ( aZoneMergeType == HYDROData_Zone::Merge_UNKNOWN )
+      {
+        aResAltitude = aPointAltitude;
+        break;
+      }
+      else if ( aZoneMergeType == HYDROData_Zone::Merge_ZMIN )
+      {
+        if ( ValuesEquals( aResAltitude, HYDROData_IAltitudeObject::GetInvalidAltitude() ) ||
+             aResAltitude > aPointAltitude )
+        {
+          aResAltitude = aPointAltitude;
+        }
+      }
+      else if ( aZoneMergeType == HYDROData_Zone::Merge_ZMAX )
+      {
+        if ( ValuesEquals( aResAltitude, HYDROData_IAltitudeObject::GetInvalidAltitude() ) ||
+             aResAltitude < aPointAltitude )
+        {
+          aResAltitude = aPointAltitude;
+        }
+      }
+    }
+  }
+
+  return aResAltitude;
+}
+
+Handle(HYDROData_Zone) HYDROData_CalculationCase::GetZoneFromPoint( const gp_XY& thePoint ) const
+{
+  Handle(HYDROData_Zone) aResZone;
+
+  HYDROData_SequenceOfObjects aRegions = GetRegions();
+
+  HYDROData_SequenceOfObjects::Iterator anIter( aRegions );
+  for ( ; anIter.More() && aResZone.IsNull(); anIter.Next() )
+  {
+    Handle(HYDROData_Region) aRegion =
+      Handle(HYDROData_Region)::DownCast( anIter.Value() );
+    if ( aRegion.IsNull() )
+      continue;
+
+    HYDROData_SequenceOfObjects aZones = aRegion->GetZones();
+    HYDROData_SequenceOfObjects::Iterator aZonesIter( aZones );
+    for ( ; aZonesIter.More() && aResZone.IsNull(); aZonesIter.Next() )
+    {
+      Handle(HYDROData_Zone) aRegZone =
+        Handle(HYDROData_Zone)::DownCast( aZonesIter.Value() );
+      if ( aRegZone.IsNull() )
+        continue;
+
+      PointClassification aPointRelation = GetPointClassification( thePoint, aRegZone );
+      if ( aPointRelation != POINT_OUT )
+        aResZone = aRegZone; // We found the desired zone
+    }
+  }
+
+  return aResZone;
+}
+
+HYDROData_CalculationCase::PointClassification HYDROData_CalculationCase::GetPointClassification(
+  const gp_XY&                  thePoint,
+  const Handle(HYDROData_Zone)& theZone ) const
+{
+  PointClassification aRes = POINT_OUT;
+  if ( theZone.IsNull() )
+    return aRes;
+
+  TopoDS_Face aZoneFace = TopoDS::Face( theZone->GetShape() );
+  if ( aZoneFace.IsNull() )
+    return aRes;
+
+  BRepTopAdaptor_FClass2d aClassifier( aZoneFace, Precision::Confusion() );
+  TopAbs_State State = aClassifier.Perform( gp_Pnt2d(thePoint), Standard_False );
+  if (State == TopAbs_OUT)
+       aRes =  POINT_OUT;
+  else if(State == TopAbs_IN)
+    aRes =  POINT_IN;
+  else if(State == TopAbs_ON)
+    aRes =  POINT_ON;    
+  return aRes;
 }
 
 Handle(HYDROData_Region) HYDROData_CalculationCase::addNewRegion()
@@ -279,3 +620,189 @@ Handle(HYDROData_Region) HYDROData_CalculationCase::addNewRegion()
   return aNewRegion;
 }
 
+Handle(HYDROData_SplittedShapesGroup) HYDROData_CalculationCase::addNewSplittedGroup()
+{
+  TDF_Label aNewLab = myLab.FindChild( DataTag_SplittedGroups ).NewChild();
+
+  Handle(HYDROData_SplittedShapesGroup) aNewGroup =
+    Handle(HYDROData_SplittedShapesGroup)::DownCast( 
+      HYDROData_Iterator::CreateObject( aNewLab, KIND_SPLITTED_GROUP ) );
+  AddReferenceObject( aNewGroup, DataTag_SplittedGroups );
+
+  return aNewGroup;
+}
+
+bool HYDROData_CalculationCase::Export( GEOM::GEOM_Gen_var theGeomEngine,
+                                        SALOMEDS::Study_ptr theStudy )
+{
+  // Get faces
+  TopTools_ListOfShape aFaces;
+  HYDROData_SequenceOfObjects aCaseRegions = GetRegions();
+  HYDROData_SequenceOfObjects::Iterator aRegionIter( aCaseRegions );
+  for ( ; aRegionIter.More(); aRegionIter.Next() ) {
+    Handle(HYDROData_Region) aRegion =
+      Handle(HYDROData_Region)::DownCast( aRegionIter.Value() );
+    if( aRegion.IsNull() ) {
+      continue;
+    }
+
+    TopoDS_Shape aRegionShape = aRegion->GetShape();
+    aFaces.Append( aRegionShape );
+  }
+
+  // Get groups
+  HYDROData_SequenceOfObjects aSplittedGroups = GetSplittedGroups();
+
+  return Export( theGeomEngine, theStudy, aFaces, aSplittedGroups );
+}
+
+bool HYDROData_CalculationCase::Export( GEOM::GEOM_Gen_var theGeomEngine,
+                                        SALOMEDS::Study_ptr theStudy,
+                                        const TopTools_ListOfShape& theFaces,
+                                        const HYDROData_SequenceOfObjects& theSplittedGroups )
+{
+  // Sew faces
+  BRepBuilderAPI_Sewing aSewing( Precision::Confusion()*10.0 );
+  aSewing.SetNonManifoldMode( Standard_True );
+
+  TopTools_ListIteratorOfListOfShape aFaceIter( theFaces );
+  for ( ; aFaceIter.More(); aFaceIter.Next() ) {
+    TopoDS_Shape aShape = aFaceIter.Value();
+    if ( !aShape.IsNull() && (aShape.ShapeType() == TopAbs_FACE) ) {
+      TopoDS_Face aFace = TopoDS::Face( aShape );
+      if ( !aFace.IsNull() ) {
+        aSewing.Add( aFace );
+      }
+    } else {
+      TopExp_Explorer anExp( aShape, TopAbs_FACE );
+      for ( ; anExp.More(); anExp.Next() ) {
+        TopoDS_Face aFace = TopoDS::Face( anExp.Current() );
+        if ( !aFace.IsNull() ) {
+          aSewing.Add( aFace );
+        }
+      }
+    }
+  } // faces iterator
+  
+  aSewing.Perform();
+  TopoDS_Shape aSewedShape = aSewing.SewedShape();
+
+  // If the sewed shape is empty - return false
+  if ( aSewedShape.IsNull() || !TopoDS_Iterator(aSewedShape).More() ) {
+    return false;
+  }
+
+  // Publish the sewed shape
+  QString aName = EXPORT_NAME;
+  GEOM::GEOM_Object_ptr aMainShape = 
+    publishShapeInGEOM( theGeomEngine, theStudy, aSewedShape, aName );
+
+  if ( aMainShape->_is_nil() ) {
+    return false;
+  }
+
+  // Create groups
+  TopTools_IndexedMapOfShape aMapOfSubShapes;
+  TopExp::MapShapes( aSewedShape, aMapOfSubShapes );
+
+  QHash<QString, QSet<int> > aGroupsData;
+
+  HYDROData_SequenceOfObjects::Iterator anIter( theSplittedGroups );
+  for ( ; anIter.More(); anIter.Next() ) {
+    // Get shapes group
+    Handle(HYDROData_ShapesGroup) aGroup =
+      Handle(HYDROData_ShapesGroup)::DownCast( anIter.Value() );
+    if ( aGroup.IsNull() ) {
+      continue;
+    }
+
+    QSet<int> anIndexes;
+
+    // Get shapes of the group
+    TopTools_SequenceOfShape aShapes;
+    aGroup->GetShapes( aShapes );
+    for( int i = 1, aNbShapes = aShapes.Length(); i <= aNbShapes; i++ ) {
+      const TopoDS_Shape& aShape = aShapes.Value( i );
+      const TopoDS_Shape ModifiedShape = aSewing.Modified( aShape );
+      if ( !ModifiedShape.IsNull() ) {
+        int anIndex = aMapOfSubShapes.FindIndex( ModifiedShape );
+        if ( anIndex > 0 ) {
+          anIndexes << anIndex;
+        }
+      }
+    }
+    
+    if ( anIndexes.count() > 0 ) {
+      aGroupsData.insert( aGroup->GetName(), anIndexes );
+    }
+  }
+  
+  if ( !aGroupsData.isEmpty() ) {
+    GEOM::GEOM_IGroupOperations_var aGroupOp = 
+      theGeomEngine->GetIGroupOperations( theStudy->StudyId() );  
+
+    foreach ( const QString& aGroupName, aGroupsData.keys() ) {
+      QSet<int> aGroupIndexes = aGroupsData.value( aGroupName );
+
+      GEOM::GEOM_Object_var aGroup = aGroupOp->CreateGroup( aMainShape, TopAbs_EDGE );
+      if ( !CORBA::is_nil(aGroup) && aGroupOp->IsDone() ) {
+        GEOM::ListOfLong_var anIndexes = new GEOM::ListOfLong;
+        anIndexes->length( aGroupIndexes.count() );
+        int aListIndex = 0;
+        foreach ( const int anIndex, aGroupIndexes ) {
+          anIndexes[aListIndex++] = anIndex;
+        }
+
+        aGroupOp->UnionIDs( aGroup, anIndexes );
+        if ( aGroupOp->IsDone() ) {
+          SALOMEDS::SObject_var aGroupSO = 
+            theGeomEngine->AddInStudy( theStudy, aGroup, qPrintable( aGroupName ), aMainShape );
+        }
+      }
+    }
+  }
+
+  return true;
+}
+
+GEOM::GEOM_Object_ptr HYDROData_CalculationCase::publishShapeInGEOM( 
+  GEOM::GEOM_Gen_var theGeomEngine, SALOMEDS::Study_ptr theStudy,
+  const TopoDS_Shape& theShape, const QString& theName )
+{
+  GEOM::GEOM_Object_var aGeomObj;
+
+  if ( theGeomEngine->_is_nil() || theStudy->_is_nil() ||
+       theShape.IsNull() ) {
+    return aGeomObj._retn();
+  }
+
+  std::ostringstream aStreamShape;
+  // Write TopoDS_Shape in ASCII format to the stream
+  BRepTools::Write( theShape, aStreamShape );
+  // Returns the number of bytes that have been stored in the stream's buffer.
+  int aSize = aStreamShape.str().size();
+  // Allocate octect buffer of required size
+  CORBA::Octet* anOctetBuf = SALOMEDS::TMPFile::allocbuf( aSize );
+  // Copy ostrstream content to the octect buffer
+  memcpy( anOctetBuf, aStreamShape.str().c_str(), aSize );
+  // Create TMPFile
+  SALOMEDS::TMPFile_var aSeqFile = new SALOMEDS::TMPFile( aSize, aSize, anOctetBuf, 1 );
+
+  // Restore shape from the stream and get the GEOM object
+  GEOM::GEOM_IInsertOperations_var anInsOp = theGeomEngine->GetIInsertOperations( theStudy->StudyId() );
+  aGeomObj = anInsOp->RestoreShape( aSeqFile );
+  
+  // Puplish the GEOM object
+  if ( !aGeomObj->_is_nil() ) {
+    QString aName = GEOMBase::GetDefaultName( theName );
+
+    SALOMEDS::SObject_var aResultSO = 
+      theGeomEngine->PublishInStudy( theStudy, SALOMEDS::SObject::_nil(), 
+                                     aGeomObj, qPrintable( aName ) );
+    if ( aResultSO->_is_nil() ) {
+      aGeomObj = GEOM::GEOM_Object::_nil();
+    }
+  }
+
+  return aGeomObj._retn();
+ }