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Additional fix for the issue "20937: EDF 1399 GEOM: extend the properties of GEOM...
[modules/geom.git] / src / GEOMGUI / GEOM_Displayer.cxx
index 83a3c083b07a22022c3161fa0cc9e0c859daec6a..1f3a7e09a93421187ee93166890cbe0de4a285d3 100644 (file)
@@ -1,4 +1,4 @@
-//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 //  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -19,6 +19,7 @@
 //
 //  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 //
+
 // GEOM GEOMGUI : GUI for Geometry component
 // File   : GEOM_Displayer.cxx
 // Author : Vadim SANDLER, Open CASCADE S.A.S. (vadim.sandler@opencascade.com)
@@ -36,7 +37,6 @@
 #include <GEOM_OCCFilter.h>
 
 #include <GEOM_Actor.h>
-#include <GEOM_AssemblyBuilder.h>
 #include <GEOM_AISShape.hxx>
 #include <GEOM_AISVector.hxx>
 #include <GEOM_AISTrihedron.hxx>
 #include <SUIT_ViewManager.h>
 #include <SUIT_ResourceMgr.h>
 
+
 #include <SalomeApp_Study.h>
 #include <SalomeApp_Application.h>
 #include <LightApp_SelectionMgr.h>
+#include <LightApp_DataObject.h>
 #include <SalomeApp_TypeFilter.h>
 #include <SalomeApp_Tools.h>
 
 #include <TColStd_MapIteratorOfMapOfInteger.hxx>
 #include <TopoDS_Iterator.hxx>
 #include <Graphic3d_AspectMarker3d.hxx>
+#include <TopTools_MapOfShape.hxx>
+#include <TopTools_ListOfShape.hxx>
+#include <TopTools_ListIteratorOfListOfShape.hxx>
+#include <TopoDS.hxx>
 
 // VTK Includes
 #include <vtkActorCollection.h>
@@ -91,7 +97,6 @@
 #include <GEOMImpl_Types.hxx>
 #include <Graphic3d_HArray1OfBytes.hxx>
 
-using namespace std;
 
 //================================================================
 // Function : getActiveStudy
@@ -106,6 +111,14 @@ static inline SalomeApp_Study* getActiveStudy()
   return 0;
 }
 
+static inline int getViewManagerId( SALOME_View* theViewFrame) {
+  SUIT_ViewModel* aModel = dynamic_cast<SUIT_ViewModel*>(theViewFrame);
+  SUIT_ViewManager* aViewMgr = 0;
+  if(aModel != 0) 
+    aViewMgr = aModel->getViewManager();
+  return ((aViewMgr == 0) ? -1 :aViewMgr->getGlobalId());
+}
+
 //================================================================
 // Function : getTopAbsMode
 // Purpose  : Get TopAbs_ShapeEnum value corresponding to the
@@ -126,6 +139,35 @@ static inline int getTopAbsMode( const int implType )
   }
 }
 
+static int getMinMaxShapeType( const TopoDS_Shape& shape, bool ismin )
+{
+  if ( shape.IsNull() )
+    return TopAbs_SHAPE;
+
+  int ret = shape.ShapeType();
+
+  if ( shape.ShapeType() == TopAbs_COMPOUND || shape.ShapeType() == TopAbs_COMPSOLID ) {
+    TopoDS_Iterator it(shape, Standard_True, Standard_False);
+    for (; it.More(); it.Next()) {
+      TopoDS_Shape sub_shape = it.Value();
+      if ( sub_shape.IsNull() ) continue;
+      int stype = getMinMaxShapeType( sub_shape, ismin );
+      if ( stype == TopAbs_SHAPE ) continue;
+      if ( ismin && stype > ret )
+       ret = stype;
+      else if ( !ismin && ( ret < TopAbs_SOLID || stype < ret ) )
+       ret = stype;
+    }
+  }
+
+  return ret;
+}
+
+static bool isCompoundOfVertices( const TopoDS_Shape& theShape )
+{
+  return theShape.ShapeType() == TopAbs_COMPOUND && getMinMaxShapeType( theShape, false ) == TopAbs_VERTEX;
+}
+
 //================================================================
 // Function : getFilter
 // Purpose  : Get filter corresponding to the type of object
@@ -190,7 +232,7 @@ SUIT_SelectionFilter* GEOM_Displayer::getComplexFilter( const QList<int>* aSubSh
 // Function : getEntry
 // Purpose  :
 //================================================================
-static string getEntry( GEOM::GEOM_Object_ptr object )
+static std::string getEntry( GEOM::GEOM_Object_ptr object )
 {
   SUIT_Session* session = SUIT_Session::session();
   SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( session->activeApplication() );
@@ -200,7 +242,7 @@ static string getEntry( GEOM::GEOM_Object_ptr object )
     if ( strcmp(IOR.in(), "") != 0 )
     {
       SalomeApp_Study* study = ( SalomeApp_Study* )app->activeStudy();
-      _PTR(SObject) SO ( study->studyDS()->FindObjectIOR( string(IOR) ) );
+      _PTR(SObject) SO ( study->studyDS()->FindObjectIOR( std::string(IOR) ) );
       if ( SO )
         return SO->GetID();
     }
@@ -212,7 +254,7 @@ static string getEntry( GEOM::GEOM_Object_ptr object )
 // Function : getName
 // Purpose  :
 //================================================================
-static string getName( GEOM::GEOM_Object_ptr object )
+static std::string getName( GEOM::GEOM_Object_ptr object )
 {
   SUIT_Session* session = SUIT_Session::session();
   SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( session->activeApplication() );
@@ -222,7 +264,7 @@ static string getName( GEOM::GEOM_Object_ptr object )
     if ( strcmp(IOR.in(), "") != 0 )
     {
       SalomeApp_Study* study = ( SalomeApp_Study* )app->activeStudy();
-      _PTR(SObject) aSObj ( study->studyDS()->FindObjectIOR( string(IOR) ) );
+      _PTR(SObject) aSObj ( study->studyDS()->FindObjectIOR( std::string(IOR) ) );
 
       _PTR(GenericAttribute) anAttr;
 
@@ -303,13 +345,19 @@ void GEOM_Displayer::Display( const Handle(SALOME_InteractiveObject)& theIO,
 
     if ( prs )
     {
-      vf->BeforeDisplay( this );
+      vf->BeforeDisplay( this, prs );
       vf->Display( prs );
-      vf->AfterDisplay( this );
+      vf->AfterDisplay( this, prs );
 
       if ( updateViewer )
         vf->Repaint();
 
+      int aMgrId = getViewManagerId(vf);
+      SalomeApp_Study* aStudy = getStudy();
+      aStudy->setObjectProperty(aMgrId, theIO->getEntry(), VISIBILITY_PROP, 1 );
+      
+      setVisibilityState(theIO->getEntry(), Qtx::ShownState);
+
       delete prs;  // delete presentation because displayer is its owner
     }
   }
@@ -327,7 +375,7 @@ void GEOM_Displayer::Display( GEOM::GEOM_Object_ptr theObj, const bool updateVie
   if ( theObj->_is_nil() )
     return;
 
-  string entry = getEntry( theObj );
+  std::string entry = getEntry( theObj );
   if ( entry != "" ) {
     Display(new SALOME_InteractiveObject(entry.c_str(), "GEOM", getName(theObj).c_str()),
             updateViewer);
@@ -353,10 +401,18 @@ void GEOM_Displayer::Erase( const Handle(SALOME_InteractiveObject)& theIO,
   if ( vf ) {
     SALOME_Prs* prs = vf->CreatePrs( theIO->getEntry() );
     if ( prs ) {
+      vf->BeforeErase( this, prs );
       vf->Erase( prs, forced );
+      vf->AfterErase( this, prs );
       if ( updateViewer )
         vf->Repaint();
       delete prs;  // delete presentation because displayer is its owner
+      
+      int aMgrId = getViewManagerId(vf);
+      SalomeApp_Study* aStudy = getStudy();
+      aStudy->setObjectProperty(aMgrId, theIO->getEntry(), VISIBILITY_PROP, 0 );
+
+      setVisibilityState(theIO->getEntry(), Qtx::HiddenState);
     }
   }
 }
@@ -371,7 +427,7 @@ void GEOM_Displayer::Erase( GEOM::GEOM_Object_ptr theObj,
                             const bool forced,
                             const bool updateViewer )
 {
-  string entry = getEntry( theObj );
+  std::string entry = getEntry( theObj );
   if ( entry != "" )
   {
     Erase(new SALOME_InteractiveObject(entry.c_str(), "GEOM", getName(theObj).c_str()),
@@ -483,7 +539,7 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
   SOCC_Prs* occPrs = dynamic_cast<SOCC_Prs*>( prs );
   if ( !occPrs )
     return;
-
+  
   if ( myType == GEOM_MARKER && !myShape.IsNull() && myShape.ShapeType() == TopAbs_FACE )
   {
     TopoDS_Face aFace = TopoDS::Face( myShape );
@@ -537,8 +593,35 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
     // if presentation is empty we try to create new one
     if ( occPrs->IsNull() )
     {
-      if ( !myShape.IsNull() )
-      {
+      SalomeApp_Study* aStudy = getStudy();
+      if(!aStudy)
+       return;
+      if ( !myShape.IsNull() ) {
+
+       bool onlyVertex = (myShape.ShapeType() == TopAbs_VERTEX || isCompoundOfVertices( myShape ));
+
+       QString anEntry;
+       int aMgrId = -1;
+       if(!myIO.IsNull()) {
+         aMgrId = getViewManagerId(myViewFrame);
+         anEntry = myIO->getEntry();
+       }
+       bool useStudy = !anEntry.isEmpty() && aMgrId != -1;
+       bool useObjColor = false;
+       bool useObjMarker = false;
+       
+       PropMap aPropMap;
+       PropMap aDefPropMap;
+       
+       if(useStudy){
+         aPropMap = aStudy->getObjectPropMap(aMgrId,anEntry);
+         aDefPropMap = getDefaultPropepryMap(SOCC_Viewer::Type());
+         bool isDiff = MergePropertyMaps(aPropMap, aDefPropMap);
+                    
+         if(isDiff)
+           aStudy->setObjectPropMap(aMgrId,anEntry,aPropMap);
+       }
+
         //Handle(GEOM_AISShape) AISShape = new GEOM_AISShape( myShape, "" );
         Handle(GEOM_AISShape) AISShape;
         if (myType == GEOM_VECTOR)
@@ -550,19 +633,44 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
           AISShape = new GEOM_AISShape (myShape, "");
         }
         // Temporary staff: vertex must be infinite for correct visualization
-        AISShape->SetInfiniteState( myShape.Infinite() || myShape.ShapeType() == TopAbs_VERTEX );
+        AISShape->SetInfiniteState( myShape.Infinite() ); // || myShape.ShapeType() == TopAbs_VERTEX // VSR: 05/04/2010: Fix 20668 (Fit All for points & lines)
 
         // Setup shape properties here ..., e.g. display mode, color, transparency, etc
-        AISShape->SetDisplayMode( myDisplayMode );
-        AISShape->SetShadingColor( myShadingColor );
+       if(useStudy) {
+         AISShape->SetDisplayMode( aPropMap.value(DISPLAY_MODE_PROP).toInt() );
+         AISShape->SetDisplayVectors(aPropMap.value(VECTOR_MODE_PROP).toInt());
+
+         //Color property
+         if(aPropMap.contains(COLOR_PROP)) {
+           Quantity_Color  quant_col = SalomeApp_Tools::color( aPropMap.value(COLOR_PROP).value<QColor>());
+           AISShape->SetShadingColor( quant_col );
+         } else 
+           useObjColor = true;   
+       }else {
+         AISShape->SetDisplayMode( myDisplayMode );
+         AISShape->SetShadingColor( myShadingColor );
+       }
+       
+
 
         // Set color and number for iso lines
         SUIT_ResourceMgr* aResMgr = SUIT_Session::session()->resourceMgr();
         QColor col = aResMgr->colorValue( "Geometry", "isos_color",
                                           QColor(int(0.5*255), int(0.5*255), int(0.5*255)) );
         Quantity_Color aColor = SalomeApp_Tools::color( col );
-        int anUIsoNumber = aResMgr->integerValue("OCCViewer", "iso_number_u", 1);
-        int aVIsoNumber  = aResMgr->integerValue("OCCViewer", "iso_number_v", 1);
+       
+       //get the ISOS number, set transparency if need
+        int anUIsoNumber, aVIsoNumber;
+       if(useStudy) {
+         QString anIsos = aPropMap.value(ISOS_PROP).toString();
+         QStringList uv =  anIsos.split(DIGIT_SEPARATOR);
+         anUIsoNumber = uv[0].toInt();
+         aVIsoNumber = uv[1].toInt();
+         //AISShape->SetTransparency(aPropMap.value(TRANSPARENCY_PROP).toDouble());
+       } else {
+         anUIsoNumber = aResMgr->integerValue("OCCViewer", "iso_number_u", 1);
+         aVIsoNumber  = aResMgr->integerValue("OCCViewer", "iso_number_v", 1);
+       }
 
         Handle(Prs3d_IsoAspect) anAspect = AISShape->Attributes()->UIsoAspect();
         anAspect->SetNumber( anUIsoNumber );
@@ -577,28 +685,76 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
         if ( HasColor() )
         {
           AISShape->SetColor( (Quantity_NameOfColor)GetColor() );
-          if ( myShape.ShapeType() == TopAbs_VERTEX )
+          if ( onlyVertex )
           {
-            Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
-            anAspect->SetColor( (Quantity_NameOfColor)GetColor() );
-            anAspect->SetScale( myScaleOfMarker );
-            anAspect->SetTypeOfMarker( myTypeOfMarker );
-            AISShape->Attributes()->SetPointAspect( anAspect );
-          }
+           if(aPropMap.contains(MARKER_TYPE_PROP)) {
+             QStringList aList = aPropMap.value(MARKER_TYPE_PROP).toString().split(DIGIT_SEPARATOR);
+             if(aList.size() == 2) { //Standard marker string contains "TypeOfMarker:ScaleOfMarker"
+               Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
+               int  aTypeOfMarker = aList[0].toInt();
+               double  aScaleOfMarker = aList[1].toDouble();
+               anAspect->SetScale( aScaleOfMarker );
+               anAspect->SetTypeOfMarker((Aspect_TypeOfMarker) (aTypeOfMarker-1) );
+               anAspect->SetColor( (Quantity_NameOfColor)GetColor() );
+               AISShape->Attributes()->SetPointAspect( anAspect );
+             } else { //Custom marker string contains "IdOfTexsture"
+               int textureId = aList[0].toInt();
+               Standard_Integer aWidth, aHeight;
+               Handle(Graphic3d_HArray1OfBytes) aTexture = GeometryGUI::getTexture( aStudy, textureId, aWidth, aHeight );
+               if ( !aTexture.IsNull() ) {
+                 static int TextureId = 0;
+                 Handle(Prs3d_PointAspect) aTextureAspect = new Prs3d_PointAspect((Quantity_NameOfColor)GetColor(),
+                                                                                  ++TextureId,
+                                                                                  aWidth, aHeight,                                                                                
+                                                                                  aTexture );
+                 AISShape->Attributes()->SetPointAspect( aTextureAspect );
+                 
+               } else {
+                 useObjMarker = true;
+               }
+             }
+           } else {
+             useObjMarker = true;
+           }       
+         }
         }
         else
         {
-          if ( myShape.ShapeType() == TopAbs_VERTEX )
+          if ( onlyVertex )
           {
             col = aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) );
             aColor = SalomeApp_Tools::color( col );
-            
-            Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
-            anAspect->SetColor( aColor );
-            anAspect->SetScale( myScaleOfMarker );
-            anAspect->SetTypeOfMarker( myTypeOfMarker );
-            AISShape->Attributes()->SetPointAspect( anAspect );
-          }
+
+           if(aPropMap.contains(MARKER_TYPE_PROP)) {
+             QStringList aList = aPropMap.value(MARKER_TYPE_PROP).toString().split(DIGIT_SEPARATOR);
+             if(aList.size() == 2) { //Standard marker string contains "TypeOfMarker:ScaleOfMarker"
+               int  aTypeOfMarker = aList[0].toInt();
+               double  aScaleOfMarker = aList[1].toDouble();
+               Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
+               anAspect->SetScale( aScaleOfMarker );
+               anAspect->SetTypeOfMarker((Aspect_TypeOfMarker) (aTypeOfMarker-1) );
+               anAspect->SetColor( aColor );
+               AISShape->Attributes()->SetPointAspect( anAspect );
+             } else { //Custom marker string contains "IdOfTexsture"
+               int textureId = aList[0].toInt();
+               Standard_Integer aWidth, aHeight;
+               Handle(Graphic3d_HArray1OfBytes) aTexture = GeometryGUI::getTexture( aStudy, textureId, aWidth, aHeight );
+               if ( !aTexture.IsNull() ) {
+                 static int TextureId = 0;
+                 Handle(Prs3d_PointAspect) aTextureAspect = new Prs3d_PointAspect(aColor,
+                                                                                  ++TextureId,
+                                                                                  aWidth, aHeight,                                                                                
+                                                                                  aTexture );
+                 AISShape->Attributes()->SetPointAspect( aTextureAspect );
+                 
+               } else {
+                 useObjMarker = true;
+               }
+             }
+           } else {
+             useObjMarker = true;
+           }       
+         }
           else
           {
             // Set line aspect
@@ -632,7 +788,19 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
             
             // bug [SALOME platform 0019868]
             // Set deviation angle. Default one is 12 degrees (Prs3d_Drawer.cxx:18)
-            AISShape->SetOwnDeviationAngle( 10*PI/180 );
+            //AISShape->SetOwnDeviationAngle( 10*PI/180 );
+
+            // IMP 0020626
+            double aDC = 0;
+           if(useStudy) {
+             aDC = aPropMap.value(DEFLECTION_COEFF_PROP).toDouble();
+           }
+           else {
+             aDC = aResMgr->doubleValue("Geometry", "deflection_coeff", 0.001);
+           }
+
+            aDC = std::max( aDC, DEFLECTION_MIN ); // to avoid to small values of the coefficient
+            AISShape->SetOwnDeviationCoefficient(aDC);
           }
         }
 
@@ -656,117 +824,81 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
           AISShape->SetOwner( anObj );
         }
 
-        // Get color and other properties from GEOM_Object
-        SUIT_Session* session = SUIT_Session::session();
-        SUIT_Application* app = session->activeApplication();
-        if ( app )
-        {
-          SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>( app->activeStudy() );
-          if ( study )
-          {
-            Handle( SALOME_InteractiveObject ) anIO = AISShape->getIO();
-            if ( !anIO.IsNull() )
-            {
-              _PTR(SObject) SO ( study->studyDS()->FindObjectID( anIO->getEntry() ) );
-              if ( SO )
-              {
-                // get CORBA reference to data object
-                CORBA::Object_var object = GeometryGUI::ClientSObjectToObject(SO);
-                if ( !CORBA::is_nil( object ) )
-                {
-                  // downcast to GEOM object
-                  GEOM::GEOM_Object_var aGeomObject = GEOM::GEOM_Object::_narrow( object );
-                  if ( !aGeomObject->_is_nil() )
-                  {
-                    SALOMEDS::Color aSColor = aGeomObject->GetColor();
-                    bool hasColor = aSColor.R >= 0 && aSColor.G >= 0 && aSColor.B >= 0;
-                    if( !hasColor && aGeomObject->GetType() == GEOM_GROUP ) // auto color for group
-                    {
-                      GEOM::GEOM_Gen_var aGeomGen = GeometryGUI::GetGeomGen();
-                      GEOM::GEOM_IGroupOperations_var anOperations = aGeomGen->GetIGroupOperations( study->id() );
-                      GEOM::GEOM_Object_var aMainObject = anOperations->GetMainShape( aGeomObject );
-                      if ( !aMainObject->_is_nil() && aMainObject->GetAutoColor() )
-                      {
-                        QList<SALOMEDS::Color> aReservedColors;
-
-                        SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( app );
-                        CORBA::String_var IOR = app->orb()->object_to_string( aMainObject );
-                        if ( strcmp(IOR.in(), "") != 0 )
-                        {
-                          _PTR(Study) aStudy = study->studyDS();
-                          _PTR(SObject) aMainSObject( aStudy->FindObjectIOR( string(IOR) ) );
-                          _PTR(ChildIterator) it( aStudy->NewChildIterator( aMainSObject ) );
-                          for( ; it->More(); it->Next() )
-                          {
-                            _PTR(SObject) aChildSObject( it->Value() );
-                            GEOM::GEOM_Object_var aChildObject =
-                              GEOM::GEOM_Object::_narrow(GeometryGUI::ClientSObjectToObject(aChildSObject));
-                            if( CORBA::is_nil( aChildObject ) )
-                              continue;
-
-                            if( aChildObject->GetType() != GEOM_GROUP )
-                              continue;
-
-                            SALOMEDS::Color aReservedColor = aChildObject->GetColor();
-                            aReservedColors.append( aReservedColor );
-                          }
-                        }
-
-                        aSColor = getUniqueColor( aReservedColors );
-                        hasColor = true;
-                      }
-                    }
-
-                    if( hasColor )
-                    {
-                      Quantity_Color aQuanColor( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
-                      AISShape->SetColor( aQuanColor );
-                      AISShape->SetShadingColor( aQuanColor );
-                      if ( myShape.ShapeType() == TopAbs_VERTEX ) {
-                        Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
-                        anAspect->SetColor( aQuanColor );
-                        anAspect->SetScale( myScaleOfMarker );
-                        anAspect->SetTypeOfMarker( myTypeOfMarker );
-                        AISShape->Attributes()->SetPointAspect( anAspect );
-                      }
-                    }
-                    // ... marker type
-                    GEOM::marker_type aType = aGeomObject->GetMarkerType();
-                    GEOM::marker_size aSize = aGeomObject->GetMarkerSize();
-                    if ( aType > GEOM::MT_NONE && aType < GEOM::MT_USER && aSize > GEOM::MS_NONE && aSize <= GEOM::MS_70 ) {
-                      Aspect_TypeOfMarker aMType = (Aspect_TypeOfMarker)( (int)aType-1 );
-                      double aMSize = ((int)aSize+1)*0.5;
-                      Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
-                      anAspect->SetScale( aMSize );
-                      anAspect->SetTypeOfMarker( aMType );
-                      Quantity_Color aQuanColor = SalomeApp_Tools::color( aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) ) );
-                      if ( hasColor )
-                        aQuanColor = Quantity_Color( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
-                      anAspect->SetColor( aQuanColor );
-                      AISShape->Attributes()->SetPointAspect( anAspect );
-                    }
-                    else if ( aType == GEOM::MT_USER ) {
-                      int aTextureId = aGeomObject->GetMarkerTexture();
-                      Quantity_Color aQuanColor = SalomeApp_Tools::color( aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) ) );
-                      if ( hasColor ) aQuanColor = Quantity_Color( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
-                      Standard_Integer aWidth, aHeight;
-                      Handle(Graphic3d_HArray1OfBytes) aTexture = GeometryGUI::getTexture( getStudy(), aTextureId, aWidth, aHeight );
-                      if ( !aTexture.IsNull() ) {
-                        static int TextureId = 0;
-                        Handle(Prs3d_PointAspect) aTextureAspect = new Prs3d_PointAspect(aQuanColor,
-                                                                                         ++TextureId,
-                                                                                         aWidth, aHeight,
-                                                                                         aTexture );
-                        AISShape->Attributes()->SetPointAspect( aTextureAspect );
-                      }
-                    }
-                  }
-                }
-              }
-            }
-          }
-        }
-
+       Handle( SALOME_InteractiveObject ) anIO = AISShape->getIO();
+       if ( !anIO.IsNull() ) {
+         _PTR(SObject) SO ( aStudy->studyDS()->FindObjectID( anIO->getEntry() ) );
+         if ( SO ) {
+           // get CORBA reference to data object
+           CORBA::Object_var object = GeometryGUI::ClientSObjectToObject(SO);
+           if ( !CORBA::is_nil( object ) ) {
+             // downcast to GEOM object
+             GEOM::GEOM_Object_var aGeomObject = GEOM::GEOM_Object::_narrow( object );
+             bool hasColor = false;
+             SALOMEDS::Color aSColor = getColor(aGeomObject,hasColor);
+             if( hasColor && useObjColor) {
+               Quantity_Color aQuanColor( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
+               AISShape->SetColor( aQuanColor );
+               AISShape->SetShadingColor( aQuanColor );
+               if ( onlyVertex ) {
+                 Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
+                 anAspect->SetColor( aQuanColor );
+                 anAspect->SetScale( myScaleOfMarker );
+                 anAspect->SetTypeOfMarker( myTypeOfMarker );
+                 AISShape->Attributes()->SetPointAspect( anAspect );
+               }
+             } else if(!hasColor) {
+               //In case if color wasn't defined in the property map of the object 
+               //and GEOM_Object color also wasn't defined get default color from Resource Mgr.
+               QColor col = aResMgr->colorValue( "Geometry", "shading_color", QColor( 255, 0, 0 ) );
+               Quantity_Color aQuanColor = SalomeApp_Tools::color( col );
+               AISShape->SetShadingColor( aQuanColor );
+               aStudy->setObjectProperty( aMgrId, anIO->getEntry(), COLOR_PROP, col );
+             }
+
+             // ... marker type
+             if(useObjMarker) {
+               GEOM::marker_type aType = aGeomObject->GetMarkerType();
+               GEOM::marker_size aSize = aGeomObject->GetMarkerSize();
+               if ( aType > GEOM::MT_NONE && aType < GEOM::MT_USER && aSize > GEOM::MS_NONE && aSize <= GEOM::MS_70 ) {
+                 Aspect_TypeOfMarker aMType = (Aspect_TypeOfMarker)( (int)aType-1 );
+                 double aMSize = ((int)aSize+1)*0.5;
+                 Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
+                 anAspect->SetScale( aMSize );
+                 anAspect->SetTypeOfMarker( aMType );
+                 Quantity_Color aQuanColor = SalomeApp_Tools::color( aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) ) );
+                 if ( hasColor )
+                   aQuanColor = Quantity_Color( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
+                 anAspect->SetColor( aQuanColor );
+                 AISShape->Attributes()->SetPointAspect( anAspect );
+               }
+               else if ( aType == GEOM::MT_USER ) {
+                 int aTextureId = aGeomObject->GetMarkerTexture();
+                 Quantity_Color aQuanColor = SalomeApp_Tools::color( aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) ) );
+                 if ( hasColor ) aQuanColor = Quantity_Color( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
+                 Standard_Integer aWidth, aHeight;
+                 Handle(Graphic3d_HArray1OfBytes) aTexture = GeometryGUI::getTexture( getStudy(), aTextureId, aWidth, aHeight );
+                 if ( !aTexture.IsNull() ) {
+                   static int TextureId = 0;
+                   Handle(Prs3d_PointAspect) aTextureAspect = new Prs3d_PointAspect(aQuanColor,
+                                                                                    ++TextureId,
+                                                                                    aWidth, aHeight,
+                                                                                    aTexture );
+                   AISShape->Attributes()->SetPointAspect( aTextureAspect );
+                 }
+               } else { //Use marker from the preferences
+                 Handle(Prs3d_PointAspect) anAspect = AISShape->Attributes()->PointAspect();
+                 anAspect->SetScale( myScaleOfMarker );
+                 anAspect->SetTypeOfMarker( myTypeOfMarker );
+                 Quantity_Color aQuanColor = SalomeApp_Tools::color( aResMgr->colorValue( "Geometry", "point_color", QColor( 255, 255, 0 ) ) );
+                 if ( hasColor )
+                   aQuanColor = Quantity_Color( aSColor.R, aSColor.G, aSColor.B, Quantity_TOC_RGB );
+                 anAspect->SetColor( aQuanColor );
+                 AISShape->Attributes()->SetPointAspect( anAspect );           
+               }
+             }
+           }
+         }
+       }
         // AISShape->SetName(???); ??? necessary to set name ???
         occPrs->AddObject( AISShape );
 
@@ -814,19 +946,23 @@ void GEOM_Displayer::Update( SALOME_OCCPrs* prs )
 //=================================================================
 void GEOM_Displayer::Update( SALOME_VTKPrs* prs )
 {
+  SalomeApp_Study* aStudy = getStudy();
+  int aMgrId = -1;
   SVTK_Prs* vtkPrs = dynamic_cast<SVTK_Prs*>( prs );
-  if ( !vtkPrs || myShape.IsNull() )
+
+  if ( !vtkPrs || myShape.IsNull() || !aStudy)
     return;
+  
+  bool useStudy = false;
+  PropMap aPropMap;
 
   vtkActorCollection* theActors = 0;
 
-  if ( myType == GEOM_MARKER && myShape.ShapeType() == TopAbs_FACE )
-  {
+  if ( myType == GEOM_MARKER && myShape.ShapeType() == TopAbs_FACE ) {
     //myToActivate = false; // ouv: commented to make the trihedron pickable (see IPAL18657)
     GEOM_VTKTrihedron* aTrh = GEOM_VTKTrihedron::New();
-
-    if ( HasColor() )
-    {
+    
+    if ( HasColor() ) {
       Quantity_Color aColor( (Quantity_NameOfColor)GetColor() );
       aTrh->SetColor( aColor.Red(), aColor.Green(), aColor.Blue() );
     }
@@ -838,26 +974,46 @@ void GEOM_Displayer::Update( SALOME_VTKPrs* prs )
 
     gp_Ax2 anAx2 = aPlane->Pln().Position().Ax2();
     aTrh->SetPlacement( new Geom_Axis2Placement( anAx2 ) );
-
-//    if ( SVTK_Viewer* vf = dynamic_cast<SVTK_Viewer*>( GetActiveView() ) )
-//      aTrh->SetSize( 0.5 * vf->GetTrihedronSize() );
+    
+    //    if ( SVTK_Viewer* vf = dynamic_cast<SVTK_Viewer*>( GetActiveView() ) )
+    //      aTrh->SetSize( 0.5 * vf->GetTrihedronSize() );
 
     vtkPrs->AddObject( aTrh );
 
     theActors = vtkActorCollection::New();
     theActors->AddItem( aTrh );
   }
-  else
-  {
-    theActors = GEOM_AssemblyBuilder::BuildActors( myShape, 0, 0, Standard_True, myType == GEOM_VECTOR );
+  else {
+    PropMap aDefPropMap = getDefaultPropepryMap(SVTK_Viewer::Type());
+
+    QString anEntry;
+    if(!myIO.IsNull()) {
+      aMgrId = getViewManagerId(myViewFrame);
+      anEntry = myIO->getEntry();
+    }
+    useStudy = !anEntry.isEmpty() && aMgrId != -1;
+
+    
+    theActors = vtkActorCollection::New();
+    GEOM_Actor* aGeomActor = GEOM_Actor::New();
+    aGeomActor->SetShape(myShape,aDefPropMap.value(DEFLECTION_COEFF_PROP).toDouble(),myType == GEOM_VECTOR);
+    theActors->AddItem(aGeomActor);
+    aGeomActor->Delete();
+    
+    if(useStudy){
+      aPropMap = aStudy->getObjectPropMap(aMgrId,anEntry);
+      bool isDiff = MergePropertyMaps(aPropMap, aDefPropMap);
+      if(isDiff)
+       aStudy->setObjectPropMap(aMgrId,anEntry,aPropMap);
+    }
   }
 
   theActors->InitTraversal();
-
+  
   vtkActor* anActor = (vtkActor*)theActors->GetNextActor();
-
+  
   vtkProperty* aProp = 0;
-
+  
   if ( HasColor() || HasWidth() )
   {
     aProp = vtkProperty::New();
@@ -885,14 +1041,59 @@ void GEOM_Displayer::Update( SALOME_VTKPrs* prs )
     {
       GActor->SetProperty( aProp );
       GActor->SetPreviewProperty( aProp );
-
-      GEOM_Actor* aGeomGActor = GEOM_Actor::SafeDownCast( anActor );
-      if ( aGeomGActor != 0 )
+    }
+    
+    GEOM_Actor* aGeomGActor = GEOM_Actor::SafeDownCast( anActor );
+    if ( aGeomGActor != 0 )
       {
-        aGeomGActor->SetShadingProperty( aProp );
-        aGeomGActor->SetWireframeProperty( aProp );
+       if ( aProp ) {
+         aGeomGActor->SetShadingProperty( aProp );
+         aGeomGActor->SetWireframeProperty( aProp );
+       }
+       int aIsos[2]= { 1, 1 };
+       if(useStudy) {
+         QString anIsos = aPropMap.value(ISOS_PROP).toString();
+         QStringList uv =  anIsos.split(DIGIT_SEPARATOR);
+         aIsos[0] = uv[0].toInt(); aIsos[1] = uv[1].toInt();
+         aGeomGActor->SetNbIsos(aIsos);
+         aGeomGActor->SetOpacity(1.0 - aPropMap.value(TRANSPARENCY_PROP).toDouble());
+         aGeomGActor->SetVectorMode(aPropMap.value(VECTOR_MODE_PROP).toInt());
+         aGeomGActor->setDisplayMode(aPropMap.value(DISPLAY_MODE_PROP).toInt());
+         aGeomGActor->SetDeflection(aPropMap.value(DEFLECTION_COEFF_PROP).toDouble()); 
+
+         vtkFloatingPointType aColor[3] = {1.,0.,0.};
+         if(aPropMap.contains(COLOR_PROP)) {
+           QColor c = aPropMap.value(COLOR_PROP).value<QColor>();
+           aColor[0] = c.red()/255.; aColor[1] = c.green()/255.; aColor[2] = c.blue()/255.;
+         } else { //Get Color from geom object
+           Handle( SALOME_InteractiveObject ) anIO = aGeomGActor->getIO();
+           if ( !anIO.IsNull() ) {
+             _PTR(SObject) SO ( aStudy->studyDS()->FindObjectID( anIO->getEntry() ) );
+             if ( SO ) {
+               // get CORBA reference to data object
+               CORBA::Object_var object = GeometryGUI::ClientSObjectToObject(SO);
+               if ( !CORBA::is_nil( object ) ) {
+                 // downcast to GEOM object
+                 GEOM::GEOM_Object_var aGeomObject = GEOM::GEOM_Object::_narrow( object );
+                 bool hasColor = false;
+                 SALOMEDS::Color aSColor = getColor(aGeomObject,hasColor);
+                 if(hasColor) {
+                   aColor[0] = aSColor.R; aColor[1] = aSColor.G; aColor[2] = aSColor.B;
+                 } else {
+                   SUIT_ResourceMgr* aResMgr = SUIT_Session::session()->resourceMgr();
+                   if(aResMgr) {
+                     QColor c = aResMgr->colorValue( "Geometry", "shading_color", QColor( 255, 0, 0 ) );
+                     aColor[0] = c.red()/255.; aColor[1] = c.green()/255.; aColor[2] = c.blue()/255.;
+                     aStudy->setObjectProperty( aMgrId, anIO->getEntry(), COLOR_PROP, c );
+                   }
+                 }
+               }
+             }
+           }
+         }
+         aGeomGActor->SetColor(aColor[0],aColor[1],aColor[2]);
+       }
       }
-    }
 
     if ( myToActivate )
       GActor->PickableOn();
@@ -930,7 +1131,7 @@ SALOME_Prs* GEOM_Displayer::BuildPrs( GEOM::GEOM_Object_ptr theObj )
     return 0;
 
   internalReset();
-  setShape( GEOM_Client().GetShape( GeometryGUI::GetGeomGen(), theObj ) );
+  setShape( GEOM_Client::get_client().GetShape( GeometryGUI::GetGeomGen(), theObj ) );
   myType = theObj->GetType();
 
   // Update presentation
@@ -1011,7 +1212,7 @@ SALOME_Prs* GEOM_Displayer::buildPresentation( const QString& entry,
                 if ( !GeomObject->_is_nil() )
                 {
                   // finally set shape
-                  setShape( GEOM_Client().GetShape( GeometryGUI::GetGeomGen(), GeomObject ) );
+                  setShape( GEOM_Client::get_client().GetShape( GeometryGUI::GetGeomGen(), GeomObject ) );
                   myType = GeomObject->GetType();
                 }
               }
@@ -1232,7 +1433,7 @@ void GEOM_Displayer::LocalSelection( const SALOME_ListIO& theIOList, const int t
  *  [ Reimplemented from SALOME_Displayer ]
  */
 //=================================================================
-void GEOM_Displayer::BeforeDisplay( SALOME_View* v, const SALOME_OCCViewType& )
+void GEOM_Displayer::BeforeDisplay( SALOME_View* v, const SALOME_OCCPrs* )
 {
   SOCC_Viewer* vf = dynamic_cast<SOCC_Viewer*>( v );
   if ( vf )
@@ -1246,11 +1447,34 @@ void GEOM_Displayer::BeforeDisplay( SALOME_View* v, const SALOME_OCCViewType& )
   }
 }
 
-void GEOM_Displayer::AfterDisplay( SALOME_View*, const SALOME_OCCViewType& )
+void GEOM_Displayer::AfterDisplay( SALOME_View* v, const SALOME_OCCPrs* p )
 {
+  SalomeApp_Study* aStudy = getStudy();
+  if (!aStudy) return;
+  SOCC_Viewer* vf = dynamic_cast<SOCC_Viewer*>( v );
+  if ( vf && !p->IsNull() ) {
+    int aMgrId = getViewManagerId( vf );
+    Handle(AIS_InteractiveContext) ic = vf->getAISContext();
+    const SOCC_Prs* prs = dynamic_cast<const SOCC_Prs*>( p );
+    if ( !ic.IsNull() && prs ) {
+      AIS_ListOfInteractive objects;
+      prs->GetObjects( objects );
+      AIS_ListIteratorOfListOfInteractive it( objects );
+      for ( ; it.More(); it.Next() ) {
+        Handle(GEOM_AISShape) sh = Handle(GEOM_AISShape)::DownCast( it.Value() );
+       if ( sh.IsNull() ) continue;
+       Handle(SALOME_InteractiveObject) IO = sh->getIO();
+       if ( IO.IsNull() ) continue;
+       PropMap aPropMap = aStudy->getObjectPropMap( aMgrId, IO->getEntry() );
+       if ( aPropMap.contains( TRANSPARENCY_PROP ) ) {
+         double transparency = aPropMap.value(TRANSPARENCY_PROP).toDouble();
+         ic->SetTransparency( sh, transparency, true );
+       }
+      }
+    }
+  }
 }
 
-
 //=================================================================
 /*!
  *  GEOM_Displayer::SetColor
@@ -1374,9 +1598,9 @@ void GEOM_Displayer::setShape( const TopoDS_Shape& theShape )
   myShape = theShape;
 }
 
-bool GEOM_Displayer::canBeDisplayed( const QString& /*entry*/, const QString& viewer_type ) const
+bool GEOM_Displayer::canBeDisplayed( const QString& entry, const QString& viewer_type ) const
 {
-  return viewer_type==SOCC_Viewer::Type() || viewer_type==SVTK_Viewer::Type();
+  return viewer_type == SOCC_Viewer::Type() || viewer_type == SVTK_Viewer::Type();
 }
 
 int GEOM_Displayer::SetDisplayMode( const int theMode )
@@ -1421,12 +1645,12 @@ SALOMEDS::Color GEOM_Displayer::getUniqueColor( const QList<SALOMEDS::Color>& th
       if( aTolerance < 1 )
         break;
     }
-    //cout << "Iteration N" << anIterations << " (tolerance=" << aTolerance << ")"<< endl;
+    //std::cout << "Iteration N" << anIterations << " (tolerance=" << aTolerance << ")"<< std::endl;
 
     aHue = (int)( 360.0 * rand() / RAND_MAX );
-    //cout << "Hue = " << aHue << endl;
+    //std::cout << "Hue = " << aHue << std::endl;
 
-    //cout << "Auto colors : ";
+    //std::cout << "Auto colors : ";
     bool ok = true;
     QList<SALOMEDS::Color>::const_iterator it = theReservedColors.constBegin();
     QList<SALOMEDS::Color>::const_iterator itEnd = theReservedColors.constEnd();
@@ -1437,21 +1661,21 @@ SALOMEDS::Color GEOM_Displayer::getUniqueColor( const QList<SALOMEDS::Color>& th
 
       int h, s, v;
       aQColor.getHsv( &h, &s, &v );
-      //cout << h << " ";
+      //std::cout << h << " ";
       if( abs( h - aHue ) < aTolerance )
       {
         ok = false;
-        //cout << "break (diff = " << abs( h - aHue ) << ")";
+        //std::cout << "break (diff = " << abs( h - aHue ) << ")";
         break;
       }
     }
-    //cout << endl;
+    //std::cout << std::endl;
 
     if( ok )
       break;
   }
 
-  //cout << "Hue of the returned color = " << aHue << endl;
+  //std::cout << "Hue of the returned color = " << aHue << std::endl;
   QColor aColor;
   aColor.setHsv( aHue, 255, 255 );
 
@@ -1462,3 +1686,188 @@ SALOMEDS::Color GEOM_Displayer::getUniqueColor( const QList<SALOMEDS::Color>& th
 
   return aSColor;
 }
+
+
+
+PropMap GEOM_Displayer::getDefaultPropepryMap(const QString& viewer_type){
+  PropMap aDefaultMap;
+  SUIT_ResourceMgr* aResMgr = SUIT_Session::session()->resourceMgr();    
+  //1. Visibility 
+  aDefaultMap.insert(VISIBILITY_PROP , 1);
+
+  //2. Nb Isos
+  int anUIsoNumber;
+  int aVIsoNumber;
+  if(viewer_type == SOCC_Viewer::Type()) {
+    anUIsoNumber = aResMgr->integerValue("OCCViewer", "iso_number_u", 1);
+    aVIsoNumber = aResMgr->integerValue("OCCViewer", "iso_number_v", 1);
+  } else if( viewer_type==SVTK_Viewer::Type()) {
+    anUIsoNumber = aResMgr->integerValue("VTKViewer", "iso_number_u", 1);
+    aVIsoNumber = aResMgr->integerValue("VTKViewer", "iso_number_u", 1);
+  }
+  QString anIsos("%1%2%3");
+  anIsos = anIsos.arg(anUIsoNumber);anIsos = anIsos.arg(DIGIT_SEPARATOR);anIsos = anIsos.arg(aVIsoNumber);
+  aDefaultMap.insert(ISOS_PROP , anIsos);
+
+  //3. Transparency
+  aDefaultMap.insert( TRANSPARENCY_PROP , 0.0 );
+
+  //4. Display Mode
+  aDefaultMap.insert( DISPLAY_MODE_PROP , aResMgr->integerValue("Geometry", "display_mode", 0));
+
+  //5. Vector Mode
+  aDefaultMap.insert( VECTOR_MODE_PROP , 0);
+  
+  //6. Color
+  QColor col = aResMgr->colorValue( "Geometry", "shading_color", QColor( 255, 0, 0 ) );
+  aDefaultMap.insert( COLOR_PROP , col);
+    
+  //7. Deflection Coeff
+  double aDC;
+
+  if(viewer_type == SOCC_Viewer::Type()) {
+    aDC = aResMgr->doubleValue("Geometry", "deflection_coeff", 0.001);
+  } else if( viewer_type==SVTK_Viewer::Type()) {
+    aDC = 0.001;
+  }
+
+  aDefaultMap.insert( DEFLECTION_COEFF_PROP , aDC);
+
+  return aDefaultMap;
+}
+
+bool GEOM_Displayer::MergePropertyMaps(PropMap& theOrigin, PropMap& theDefault) {
+  int nbInserted = 0;
+  if(!theOrigin.contains(VISIBILITY_PROP)) {
+    theOrigin.insert(VISIBILITY_PROP, 0);
+    nbInserted++;
+  }
+  if(!theOrigin.contains(TRANSPARENCY_PROP)) {
+    theOrigin.insert(TRANSPARENCY_PROP, theDefault.value(TRANSPARENCY_PROP));
+    nbInserted++;
+  }
+  if(!theOrigin.contains(DISPLAY_MODE_PROP)) {
+    theOrigin.insert(DISPLAY_MODE_PROP, theDefault.value(DISPLAY_MODE_PROP));
+    nbInserted++;
+  }
+  if(!theOrigin.contains(ISOS_PROP)) {
+    theOrigin.insert(ISOS_PROP, theDefault.value(ISOS_PROP));
+    nbInserted++;
+  }
+  if(!theOrigin.contains(VECTOR_MODE_PROP)) {
+    theOrigin.insert(VECTOR_MODE_PROP, theDefault.value(VECTOR_MODE_PROP));
+    nbInserted++;
+  }
+  if(!theOrigin.contains(DEFLECTION_COEFF_PROP)) {
+    theOrigin.insert(DEFLECTION_COEFF_PROP, theDefault.value(DEFLECTION_COEFF_PROP));
+    nbInserted++;
+  }
+  return (nbInserted > 0);
+}
+
+
+SALOMEDS::Color GEOM_Displayer::getColor(GEOM::GEOM_Object_var theGeomObject, bool& hasColor) {
+  SALOMEDS::Color aSColor;
+  hasColor = false;
+
+  SUIT_Session* session = SUIT_Session::session();
+  SUIT_Application* app = session->activeApplication();
+
+  if ( app && !theGeomObject->_is_nil()) {
+    SalomeApp_Study* study = dynamic_cast<SalomeApp_Study*>( app->activeStudy() );
+    
+    if ( study ) {
+      aSColor = theGeomObject->GetColor();
+      hasColor = aSColor.R >= 0 && aSColor.G >= 0 && aSColor.B >= 0;
+      if( !hasColor && theGeomObject->GetType() == GEOM_GROUP ) { // auto color for group
+       GEOM::GEOM_Gen_var theGeomGen = GeometryGUI::GetGeomGen();
+       GEOM::GEOM_IGroupOperations_var anOperations = theGeomGen->GetIGroupOperations( study->id() );
+       GEOM::GEOM_Object_var aMainObject = anOperations->GetMainShape( theGeomObject );
+       if ( !aMainObject->_is_nil() && aMainObject->GetAutoColor() )
+         {
+           QList<SALOMEDS::Color> aReservedColors;
+           
+           SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( app );
+           CORBA::String_var IOR = app->orb()->object_to_string( aMainObject );
+           if ( strcmp(IOR.in(), "") != 0 )
+             {
+               _PTR(Study) aStudy = study->studyDS();
+               _PTR(SObject) aMainSObject( aStudy->FindObjectIOR( std::string(IOR) ) );
+               _PTR(ChildIterator) it( aStudy->NewChildIterator( aMainSObject ) );
+               for( ; it->More(); it->Next() )
+                 {
+                   _PTR(SObject) aChildSObject( it->Value() );
+                   GEOM::GEOM_Object_var aChildObject =
+                     GEOM::GEOM_Object::_narrow(GeometryGUI::ClientSObjectToObject(aChildSObject));
+                   if( CORBA::is_nil( aChildObject ) )
+                     continue;
+                   
+                   if( aChildObject->GetType() != GEOM_GROUP )
+                     continue;
+                   
+                   SALOMEDS::Color aReservedColor = aChildObject->GetColor();
+                   aReservedColors.append( aReservedColor );
+                 }
+             }
+           
+           aSColor = getUniqueColor( aReservedColors );
+           hasColor = true;
+         }
+      }
+    }
+  }
+  return aSColor;
+}
+
+
+void GEOM_Displayer::EraseWithChildren(const Handle(SALOME_InteractiveObject)& theIO,
+                                      const bool eraseOnlyChildren) {
+  SalomeApp_Application* app = dynamic_cast< SalomeApp_Application* >( SUIT_Session::session()->activeApplication() );
+  if ( !app )
+    return;
+
+  SalomeApp_Study* appStudy = dynamic_cast<SalomeApp_Study*>( app->activeStudy() );
+  if ( !appStudy )
+    return;
+
+  LightApp_DataObject* parent = appStudy->findObjectByEntry(theIO->getEntry());
+  
+  if( !parent)
+    return;
+
+  // Erase from all views
+  QList<SALOME_View*> views;
+  SALOME_View* view;
+  ViewManagerList vmans = app->viewManagers();
+  SUIT_ViewManager* vman;
+  foreach ( vman, vmans ) {
+    SUIT_ViewModel* vmod = vman->getViewModel();
+    view = dynamic_cast<SALOME_View*> ( vmod );
+    if ( view ) 
+      views.append( view );
+  }
+  
+  if( views.count() == 0 )
+    return;
+  
+  //Erase childrens w/o update views
+  DataObjectList listObj = parent->children( true );
+  SUIT_DataObject* obj;
+  foreach( obj, listObj ) {
+    LightApp_DataObject* l_obj = dynamic_cast<LightApp_DataObject*>(obj);
+    if(l_obj)
+      foreach ( view, views ) {
+      Handle(SALOME_InteractiveObject) anIO = 
+       new SALOME_InteractiveObject(qPrintable(l_obj->entry()), "GEOM", "");
+      Erase(anIO, false, false, view);
+    }
+  }
+  
+  //Erase parent with view update or repaint views
+  foreach ( view, views ) {
+    if(!eraseOnlyChildren)
+      Erase(theIO, false, true, view);
+    else
+      view->Repaint();
+  }
+}