X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FHYDROGUI%2FHYDROGUI_Module.cxx;h=1d24042baf71cdccd3ae5103484cd06cb2b0a4a9;hb=70d38dcb6304ea526362782176be0192276107f6;hp=c355b2dfe9ea402d64e8b9364e441a9cb2ab3353;hpb=0d25f237574f54902a8d972ebc613301acfe3e43;p=modules%2Fhydro.git

diff --git a/src/HYDROGUI/HYDROGUI_Module.cxx b/src/HYDROGUI/HYDROGUI_Module.cxx
index c355b2df..f861ac79 100644
--- a/src/HYDROGUI/HYDROGUI_Module.cxx
+++ b/src/HYDROGUI/HYDROGUI_Module.cxx
@@ -1,12 +1,8 @@
-// Copyright (C) 2007-2013  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
-//
+// Copyright (C) 2014-2015  EDF-R&D
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -24,36 +20,88 @@
 
 #include "HYDROGUI.h"
 #include "HYDROGUI_DataModel.h"
+#include "HYDROGUI_DataObject.h"
 #include "HYDROGUI_Displayer.h"
 #include "HYDROGUI_GVSelector.h"
 #include "HYDROGUI_InputPanel.h"
 #include "HYDROGUI_ObjSelector.h"
+#include "HYDROGUI_OCCDisplayer.h"
+#include "HYDROGUI_OCCSelector.h"
 #include "HYDROGUI_Operations.h"
 #include "HYDROGUI_PrsImage.h"
 #include "HYDROGUI_Tool.h"
 #include "HYDROGUI_UpdateFlags.h"
-
+#include "HYDROGUI_Shape.h"
+#include "HYDROGUI_VTKPrs.h"
+#include "HYDROGUI_VTKPrsDisplayer.h"
+#include "HYDROGUI_AbstractDisplayer.h"
+#include "HYDROGUI_PolylineOp.h"
+#include "HYDROGUI_SetColorOp.h"
+#include "HYDROGUI_ImportGeomObjectOp.h"
+#include "HYDROGUI_ShowHideOp.h"
+
+#include <HYDROData_Tool.h>
 #include <HYDROData_Image.h>
+#include <HYDROData_Stream.h>
+#include <HYDROData_Profile.h>
+#include <HYDROData_Lambert93.h>
+#include <HYDROData_Polyline3D.h>
+#include <HYDROData_StricklerTable.h>
+
+#include <HYDROData_OperationsFactory.h>
+
+#include <CurveCreator_Utils.hxx>
 
 #include <GraphicsView_ViewFrame.h>
 #include <GraphicsView_ViewManager.h>
 #include <GraphicsView_ViewPort.h>
 #include <GraphicsView_Viewer.h>
 
+#include <ImageComposer_CutOperator.h>
+#include <ImageComposer_CropOperator.h>
+#include <ImageComposer_FuseOperator.h>
+
 #include <LightApp_Application.h>
+#include <LightApp_DataOwner.h>
 #include <LightApp_GVSelector.h>
 #include <LightApp_SelectionMgr.h>
 #include <LightApp_UpdateFlags.h>
 
+#include <SalomeApp_Study.h>
+
+#include <OCCViewer_ViewFrame.h>
+#include <OCCViewer_ViewManager.h>
+#include <OCCViewer_ViewModel.h>
+
 #include <SALOME_Event.h>
 
-#include <SUIT_Study.h>
+#include <SUIT_DataBrowser.h>
+#include <SUIT_DataObject.h>
 #include <SUIT_ViewManager.h>
+#include <SUIT_ResourceMgr.h>
+#include <SUIT_Desktop.h>
+#include <SUIT_Study.h>
+#include <SUIT_Session.h>
+
+#include <SVTK_ViewManager.h>
+#include <SVTK_ViewModel.h>
+#include <SVTK_ViewWindow.h>
+#include <SVTK_Selector.h>
+
+#include <OCCViewer_ViewPort3d.h>
+
+#include <GEOMUtils.hxx>
+#include <GeometryGUI.h>
+
+#include <SALOMEDS_wrap.hxx>
 
 #include <QAction>
 #include <QApplication>
 #include <QGraphicsSceneMouseEvent>
 #include <QMenu>
+#include <QMouseEvent>
+#include <QStatusBar>
+#include <QCursor>
 
 static int ViewManagerId = 0;
 
@@ -62,9 +110,15 @@ extern "C" HYDRO_EXPORT CAM_Module* createModule()
   return new HYDROGUI_Module();
 }
 
+extern "C" HYDRO_EXPORT char* getModuleVersion()
+{
+  return (char*)HYDRO_VERSION;
+}
+
 HYDROGUI_Module::HYDROGUI_Module()
 : LightApp_Module( "HYDRO" ),
   myDisplayer( 0 ),
+  myOCCDisplayer( 0 ),
   myIsUpdateEnabled( true )
 {
 }
@@ -93,33 +147,140 @@ void HYDROGUI_Module::initialize( CAM_Application* theApp )
   setToolShown( false );
 
   myDisplayer = new HYDROGUI_Displayer( this );
+  myOCCDisplayer = new HYDROGUI_OCCDisplayer( this );
+  myVTKDisplayer = new HYDROGUI_VTKPrsDisplayer( this );
 }
 
 bool HYDROGUI_Module::activateModule( SUIT_Study* theStudy )
 {
   bool aRes = LightApp_Module::activateModule( theStudy );
 
+  LightApp_Application* anApp = getApp();
+  SUIT_Desktop* aDesktop = anApp->desktop();
+
+  getApp()->setEditEnabled( false ); // hide SalomeApp copy/paste actions
+
   setMenuShown( true );
   setToolShown( true );
 
+#ifndef DISABLE_PYCONSOLE
+  aDesktop->tabifyDockWidget( HYDROGUI_Tool::WindowDock( anApp->getWindow( LightApp_Application::WT_PyConsole ) ), 
+                              HYDROGUI_Tool::WindowDock( anApp->getWindow( LightApp_Application::WT_LogWindow ) ) );
+#endif
+
+  // Remove defunct view managers from the map.
+  // It's essential to do this before "update( UF_All )" call!
+  QList<int> anObsoleteIds;
+  ViewManagerList anAllViewManagers = anApp->viewManagers();
+  ViewManagerList aHydroViewManagers; // view managers created inside the HYDRO module
+  ViewManagerMapIterator anIter( myViewManagerMap );
+  while( anIter.hasNext() ) {
+    int anId = anIter.next().key();
+    const ViewManagerInfo& anInfo = anIter.value();
+  
+    aHydroViewManagers << anInfo.first;
+
+    if ( !anAllViewManagers.contains( anInfo.first ) ) {
+      anObsoleteIds << anId;
+    }
+  }
+  foreach ( const int anId, anObsoleteIds ) {
+    myViewManagerMap.remove( anId );
+    myObjectStateMap.remove( anId );
+    myShapesMap.remove( anId );
+    myVTKPrsMap.remove( anId );
+  }
+  // Replace the default selector for all view managers.
+  // Add view managers created outside of HYDRO module to the map.
+  foreach ( SUIT_ViewManager* aViewManager, anAllViewManagers ) {
+    createSelector( aViewManager ); // replace the default selector
+    if ( !aHydroViewManagers.contains( aViewManager ) ) {
+      ViewManagerInfo anInfo( aViewManager, VMR_General );
+      myViewManagerMap.insert( ViewManagerId++, anInfo );
+    }
+  }
+
   update( UF_All );
 
   updateCommandsStatus();
 
+  HYDROGUI_Tool::setOCCActionShown( this, OCCViewer_ViewWindow::MaximizedId, false );
+
+  ViewManagerList anOCCViewManagers;
+  anApp->viewManagers( OCCViewer_Viewer::Type(), anOCCViewManagers );
+  foreach ( const SUIT_ViewManager* aViewManager, anOCCViewManagers ) {
+    connect( aViewManager, SIGNAL( mouseMove( SUIT_ViewWindow*, QMouseEvent* ) ),
+             this, SLOT( onMouseMove( SUIT_ViewWindow*, QMouseEvent* ) ) );
+    foreach( SUIT_ViewWindow* aViewWindow, aViewManager->getViews() ) {
+      OCCViewer_ViewFrame* aViewFrame = dynamic_cast<OCCViewer_ViewFrame*>( aViewWindow );
+      if ( aViewFrame && aViewFrame->getViewPort() ) {
+        aViewFrame->getViewPort()->installEventFilter( this );
+      }
+    }
+  }
+
+  // Load GEOM data
+  SalomeApp_Study* aStudy = 
+    dynamic_cast<SalomeApp_Study*>( getApp()->activeStudy() );
+  if ( aStudy ) {
+    SALOMEDS::Study_var aDSStudy = GeometryGUI::ClientStudyToStudy( aStudy->studyDS() );
+    GEOM::GEOM_Gen_var aGeomEngine = GeometryGUI::GetGeomGen();
+    if ( !aGeomEngine->_is_nil() && !aGeomEngine->_is_nil() ) {
+      SALOMEDS::StudyBuilder_var aStudyBuilder = aDSStudy->NewBuilder();
+      SALOMEDS::SComponent_wrap GEOM_var = aDSStudy->FindComponent( "GEOM" );
+      if( !GEOM_var->_is_nil() ) {
+        aStudyBuilder->LoadWith( GEOM_var, aGeomEngine );
+      }
+    }
+  }
+
+//  SUIT_DataBrowser* ob = getApp()->objectBrowser();
+//  SUIT_AbstractModel* treeModel = dynamic_cast<SUIT_AbstractModel*>( ob->model() );
+//  treeModel->setAppropriate( SUIT_DataObject::VisibilityId, Qtx::Toggled );
+
   return aRes;
 }
 
 bool HYDROGUI_Module::deactivateModule( SUIT_Study* theStudy )
 {
+  /* Issues ## 68, 88.
   ViewManagerMapIterator anIter( myViewManagerMap );
   while( anIter.hasNext() )
     if( SUIT_ViewManager* aViewManager = anIter.next().value().first )
       getApp()->removeViewManager( aViewManager );
   myViewManagerMap.clear();
+  */
+
+  ViewManagerList anOCCViewManagers;
+  getApp()->viewManagers( OCCViewer_Viewer::Type(), anOCCViewManagers );
+  foreach ( const SUIT_ViewManager* aViewManager, anOCCViewManagers ) {
+    disconnect( aViewManager, SIGNAL( mouseMove( SUIT_ViewWindow*, QMouseEvent* ) ),
+                this, SLOT( onMouseMove( SUIT_ViewWindow*, QMouseEvent* ) ) );
+  }
+
+  /* Issues ## 68, 88.
+  myObjectStateMap.clear();
+  myShapesMap.clear();
+  myVTKPrsMap.clear();
+  */
+
+  // clear the status bar
+  SUIT_Desktop* aDesktop = getApp()->desktop();
+  if ( aDesktop && aDesktop->statusBar() ) {
+    aDesktop->statusBar()->clearMessage();
+  }
+
+  // clear the data model's list of copying objects
+  HYDROGUI_DataModel::changeCopyingObjects( HYDROData_SequenceOfObjects() );
 
   setMenuShown( false );
   setToolShown( false );
 
+  getApp()->setEditEnabled( true ); // show SalomeApp copy/paste actions
+
+  HYDROGUI_Tool::setOCCActionShown( this, OCCViewer_ViewWindow::MaximizedId, true );
+
+  myActiveOperationMap.clear();
   return LightApp_Module::deactivateModule( theStudy );
 }
 
@@ -127,12 +288,15 @@ void HYDROGUI_Module::windows( QMap<int, int>& theMap ) const
 {
   theMap.clear();
   theMap.insert( LightApp_Application::WT_LogWindow,     Qt::BottomDockWidgetArea );
+#ifndef DISABLE_PYCONSOLE
+  theMap.insert( LightApp_Application::WT_PyConsole,     Qt::BottomDockWidgetArea );
+#endif
   theMap.insert( LightApp_Application::WT_ObjectBrowser, Qt::LeftDockWidgetArea   );
 }
 
 void HYDROGUI_Module::viewManagers( QStringList& theTypesList ) const
 {
-  theTypesList << GraphicsView_Viewer::Type();
+  theTypesList << GraphicsView_Viewer::Type() << OCCViewer_Viewer::Type();
 }
 
 void HYDROGUI_Module::contextMenuPopup( const QString& theClient,
@@ -141,94 +305,552 @@ void HYDROGUI_Module::contextMenuPopup( const QString& theClient,
 {
   HYDROGUI_DataModel* aModel = getDataModel();
 
-  size_t aViewId = HYDROGUI_Tool::GetActiveGraphicsViewId( this );
+  bool anIsObjectBrowser = theClient == getApp()->objectBrowser()->popupClientType();
+  bool anIsGraphicsView = theClient == GraphicsView_Viewer::Type();
+  bool anIsOCCView = theClient == OCCViewer_Viewer::Type();
+  bool anIsVTKView = theClient == SVTK_Viewer::Type();
+  if( !anIsObjectBrowser && !anIsGraphicsView && !anIsOCCView && !anIsVTKView )
+    return;
+
+  size_t anActiveViewId = HYDROGUI_Tool::GetActiveViewId( this );
 
-  bool anIsSelection = false;
+  bool anIsSelectedDataObjects = false;
   bool anIsVisibleInSelection = false;
   bool anIsHiddenInSelection = false;
 
   bool anIsImage = false;
-  bool anIsCompositeImage = false;
+  bool anIsImportedImage = false;
+  bool anIsImageHasRefs = false;
+  bool anIsFusedImage = false;
+  bool anIsCutImage = false;
+  bool anIsSplittedImage = false;
+  bool anIsMustObjectBeUpdated = false;
   bool anIsPolyline = false;
+  bool anIsPolyline3D = false;
+  bool anIsProfile = false;
+  bool anIsValidProfile = false;
+  bool anAllAreProfiles = false;
+  bool anIsBathymetry = false;
+  bool anIsCalculation = false;
+  bool anIsImmersibleZone = false;
   bool anIsVisualState = false;
+  bool anIsRegion = false;
+  bool anIsZone = false;
+  bool anIsObstacle = false;
+  bool anIsStricklerTable = false;
+  bool anIsLandCoverMap = false;
+  bool anIsStream = false;
+  bool anIsChannel = false;
+  bool anIsDigue = false;
+  bool anIsDummyObject3D = false;
+  bool anIsGroup = false;
+  bool anIsObjectCanBeColored = false;
+  bool isRoot = false;
+  bool isStreamHasBottom = false;
+
+  SUIT_SelectionMgr* aSelectionMgr = getApp()->selectionMgr();
+  SUIT_DataOwnerPtrList anOwners;
+  aSelectionMgr->selected( anOwners );
+  if( anIsObjectBrowser && anOwners.size()==1 )
+  {
+    QString anEntry = anOwners[0]->keyString();
+    LightApp_Study* aStudy = dynamic_cast<LightApp_Study*>( getApp()->activeStudy() );
+    if( aStudy )
+      isRoot = aStudy->isComponent( anEntry );
+  }
+
+  // Check the selected GEOM objects (take into account the Object Browser only)
+  if ( anIsObjectBrowser ) {
+    QList<GEOM::shape_type> anObstacleTypes = 
+      HYDROGUI_ImportGeomObjectOp::getObstacleTypes();
+    QList<GEOM::shape_type> aPolylineTypes = 
+      HYDROGUI_ImportGeomObjectOp::getPolylineTypes();
+
+    bool isCanBeImportedAsObstacle = 
+      !HYDROGUI_Tool::GetSelectedGeomObjects( this, anObstacleTypes ).isEmpty();
+    bool isCanBeImportedAsPolyline = 
+      !HYDROGUI_Tool::GetSelectedGeomObjects( this, aPolylineTypes ).isEmpty();
+
+    // Add import as obstacle action
+    if ( isCanBeImportedAsObstacle ) {
+      theMenu->addAction( action( ImportGeomObjectAsObstacleId ) );
+    }
+    // Add import as polyline action
+    if ( isCanBeImportedAsPolyline ) {
+      theMenu->addAction( action( ImportGeomObjectAsPolylineId ) );
+    }
+    // Add separator
+    if ( isCanBeImportedAsObstacle || isCanBeImportedAsPolyline ) {
+      theMenu->addSeparator();
+    }
+  }
 
+  // check the selected data model objects
   HYDROData_SequenceOfObjects aSeq = HYDROGUI_Tool::GetSelectedObjects( this );
+  int aNbOfSelectedProfiles = 0;
   for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
   {
-    Handle(HYDROData_Object) anObject = aSeq.Value( anIndex );
+    Handle(HYDROData_Entity) anObject = aSeq.Value( anIndex );
     if( !anObject.IsNull() )
     {
-      anIsSelection = true;
+      anIsSelectedDataObjects = true;
 
-      bool aVisibility = anObject->IsVisible( aViewId );
+      bool aVisibility = isObjectVisible( anActiveViewId, anObject );
       anIsVisibleInSelection |= aVisibility;
       anIsHiddenInSelection |= !aVisibility;
 
-      if( anObject->GetKind() == KIND_IMAGE )
+      if ( anObject->CanBeUpdated() && anObject->IsMustBeUpdated( HYDROData_Entity::Geom_All ) )
+      {
+        anIsMustObjectBeUpdated = true;
+      }
+
+      ObjectKind anObjectKind = anObject->GetKind();
+      if( anObjectKind == KIND_IMAGE )
       {
         anIsImage = true;
         Handle(HYDROData_Image) anImage = Handle(HYDROData_Image)::DownCast( anObject );
         if( !anImage.IsNull() )
-          anIsCompositeImage = anImage->NbReferences() > 0;
+        {
+          anIsImportedImage = anImage->HasLocalPoints();
+          anIsImageHasRefs = anImage->HasReferences();
+          if( HYDROData_OperationsFactory* aFactory = HYDROData_OperationsFactory::Factory() )
+          {
+            if( ImageComposer_Operator* anOperator = aFactory->Operator( anImage ) )
+            {
+              QString anOperatorName = anOperator->name();
+              if( anOperatorName == ImageComposer_FuseOperator::Type() )
+                anIsFusedImage = true;
+              else if( anOperatorName == ImageComposer_CutOperator::Type() )
+                anIsCutImage = true;
+              else if( anOperatorName == ImageComposer_CropOperator::Type() )
+                anIsSplittedImage = true;
+            }
+          }
+        }
       }
-      else if( anObject->GetKind() == KIND_POLYLINE )
+      else if( anObjectKind == KIND_POLYLINEXY )
         anIsPolyline = true;
-      else if( anObject->GetKind() == KIND_VISUAL_STATE )
+      else if( anObjectKind == KIND_POLYLINE )
+        anIsPolyline3D = true;
+      else if( anObjectKind == KIND_PROFILE )
+      {
+        anIsProfile = true;
+        aNbOfSelectedProfiles++;
+
+        Handle(HYDROData_Profile) aProfile = 
+          Handle(HYDROData_Profile)::DownCast( anObject );
+        if( !aProfile.IsNull() && aProfile->IsValid() ) {
+          anIsValidProfile = true;
+        }
+      }
+      else if( anObjectKind == KIND_CALCULATION )
+        anIsCalculation = true;
+      else if( anObjectKind == KIND_IMMERSIBLE_ZONE )
+        anIsImmersibleZone = true;
+      else if( anObjectKind == KIND_VISUAL_STATE )
         anIsVisualState = true;
+      else if( anObjectKind == KIND_REGION )
+        anIsRegion = true;
+      else if( anObjectKind == KIND_ZONE )
+        anIsZone = true;
+      else if( anObjectKind == KIND_BATHYMETRY )
+        anIsBathymetry = true;
+      else if( anObjectKind == KIND_OBSTACLE )
+        anIsObstacle = true;
+      else if( anObjectKind == KIND_STRICKLER_TABLE )
+        anIsStricklerTable = true;
+      else if( anObjectKind == KIND_LAND_COVER_MAP )
+        anIsLandCoverMap = true;
+      else if( anObjectKind == KIND_STREAM )
+      {
+        anIsStream = true;
+        Handle(HYDROData_Stream) aStream = 
+          Handle(HYDROData_Stream)::DownCast( anObject );
+        if ( !aStream.IsNull() )
+            isStreamHasBottom = !aStream->GetBottomPolyline().IsNull();
+      }
+      else if( anObjectKind == KIND_CHANNEL )
+        anIsChannel = true;
+      else if( anObjectKind == KIND_DIGUE )
+        anIsDigue = true;
+      else if( anObjectKind == KIND_DUMMY_3D )
+        anIsDummyObject3D = true;
+      else if( anObjectKind == KIND_SHAPES_GROUP || anObjectKind == KIND_SPLITTED_GROUP )
+        anIsGroup = true;
     }
+
+    if ( !anIsObjectCanBeColored )
+      anIsObjectCanBeColored = HYDROGUI_SetColorOp::CanObjectBeColored( anObject, this );
   }
 
-  if( aSeq.IsEmpty() )
+  // Check if all selected objects are profiles
+  anAllAreProfiles = ( aNbOfSelectedProfiles > 0 ) &&
+                     ( aNbOfSelectedProfiles == aSeq.Length() );
+
+  // check the selected partitions
+  if( !anIsSelectedDataObjects && anIsObjectBrowser )
   {
-    theMenu->addAction( action( SaveVisualStateId ) );
-    theMenu->addSeparator();
+    ObjectKind aSelectedPartition = HYDROGUI_Tool::GetSelectedPartition( this );
+    if( aSelectedPartition != KIND_UNKNOWN )
+    {
+      switch( aSelectedPartition )
+      {
+        case KIND_IMAGE:
+          theMenu->addAction( action( ImportImageId ) );
+          break;
+        case KIND_BATHYMETRY:
+          theMenu->addAction( action( ImportBathymetryId ) );
+          break;
+        case KIND_ARTIFICIAL_OBJECT:
+          theMenu->addAction( action( CreateChannelId ) );
+          theMenu->addAction( action( CreateDigueId ) );
+          break;
+        case KIND_NATURAL_OBJECT:
+          theMenu->addAction( action( CreateImmersibleZoneId ) );
+          theMenu->addAction( action( CreateStreamId ) );
+          break;
+        case KIND_OBSTACLE:
+          theMenu->addAction( action( ImportObstacleFromFileId ) );
+          theMenu->addAction( action( CreateBoxId ) );
+          theMenu->addAction( action( CreateCylinderId ) );
+          break;
+        case KIND_STRICKLER_TABLE:
+          theMenu->addAction( action( ImportStricklerTableFromFileId ) );          
+          break;
+        case KIND_LAND_COVER_MAP:
+          theMenu->addAction( action( CreateLandCoverMapId ) ); 
+          theMenu->addAction( action( ImportLandCoverMapId ) ); 
+          break;
+        case KIND_CALCULATION:
+          theMenu->addAction( action( CreateCalculationId ) );
+          break;
+        case KIND_POLYLINEXY:
+          theMenu->addAction( action( ImportPolylineId ) );
+          theMenu->addAction( action( CreatePolylineId ) );
+          break;
+        case KIND_POLYLINE:
+          theMenu->addAction( action( CreatePolyline3DId ) );
+          break;
+        case KIND_PROFILE:
+          theMenu->addAction( action( CreateProfileId ) );
+          theMenu->addAction( action( ImportProfilesId ) );
+          theMenu->addAction( action( AllGeoreferencementId ) );
+          break;
+        case KIND_VISUAL_STATE:
+          theMenu->addAction( action( SaveVisualStateId ) );
+          break;
+      }
+      theMenu->addSeparator();
+    }
   }
-  else if( anIsSelection && aSeq.Length() == 1 )
+
+  if( anIsSelectedDataObjects )
   {
-    if( anIsImage )
+    if ( anIsMustObjectBeUpdated )
+    {
+      theMenu->addAction( action( UpdateObjectId ) );
+      theMenu->addSeparator();
+    }
+    else
     {
-      theMenu->addAction( action( anIsCompositeImage ? EditCompositeImageId : EditImportedImageId ) );
-      theMenu->addAction( action( ObserveImageId ) );
-      theMenu->addAction( action( ExportImageId ) );
+      theMenu->addAction( action( ForcedUpdateObjectId ) );
       theMenu->addSeparator();
     }
-    else if( anIsPolyline )
+
+
+    if( aSeq.Length() == 1 )
     {
-      theMenu->addAction( action( EditPolylineId ) );
+      if( anIsImage )
+      {
+        if( anIsImportedImage )
+          theMenu->addAction( action( EditImportedImageId ) );
+        else if( anIsImageHasRefs )
+        {
+          if( anIsFusedImage )
+            theMenu->addAction( action( EditFusedImageId ) );
+          else if( anIsCutImage )
+            theMenu->addAction( action( EditCutImageId ) );
+          else if( anIsSplittedImage )
+            theMenu->addAction( action( EditSplittedImageId ) );
+        }
+
+        //RKV: BUG#98: theMenu->addAction( action( ObserveImageId ) );
+        theMenu->addAction( action( ExportImageId ) );
+        theMenu->addSeparator();
+
+        if( anIsImageHasRefs )
+        {
+          theMenu->addAction( action( RemoveImageRefsId ) );
+          theMenu->addSeparator();
+        }
+
+        theMenu->addAction( action( FuseImagesId ) );
+        theMenu->addAction( action( CutImagesId ) );
+        theMenu->addAction( action( SplitImageId ) );
+        theMenu->addSeparator();
+        theMenu->addAction( action( RecognizeContoursId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsBathymetry )
+      {
+        theMenu->addAction( action( EditImportedBathymetryId ) );
+        theMenu->addAction( action( BathymetryBoundsId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsPolyline )
+      {
+        theMenu->addAction( action( EditPolylineId ) );
+        theMenu->addSeparator();
+        theMenu->addAction( action( SplitPolylinesId ) );
+        theMenu->addAction( action( MergePolylinesId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsPolyline3D )
+      {
+        theMenu->addAction( action( EditPolyline3DId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsProfile )
+      {
+        theMenu->addAction( action( EditProfileId ) );
+        theMenu->addAction( action( SelectedGeoreferencementId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsCalculation )
+      {
+        theMenu->addAction( action( EditCalculationId ) );
+        theMenu->addAction( action( ExportCalculationId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsImmersibleZone )
+      {
+        theMenu->addAction( action( EditImmersibleZoneId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsStream )
+      {
+        theMenu->addAction( action( EditStreamId ) );
+        if ( action( RiverBottomContextId ) )
+        {
+            theMenu->addAction( action( RiverBottomContextId ) );
+            action( RiverBottomContextId )->setEnabled( !isStreamHasBottom );
+        }
+        theMenu->addAction( action( ProfileInterpolateId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsChannel )
+      {
+        theMenu->addAction( action( EditChannelId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsDigue )
+      {
+        theMenu->addAction( action( EditDigueId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsObstacle )
+      {
+        theMenu->addAction( action( TranslateObstacleId ) );
+        theMenu->addSeparator();
+      }
+      else if( anIsStricklerTable )
+      {
+        theMenu->addAction( action( EditStricklerTableId ) );
+        theMenu->addAction( action( ExportStricklerTableFromFileId ) );
+        theMenu->addAction( action( DuplicateStricklerTableId ) );
+        theMenu->addSeparator();
+
+        Handle(HYDROData_StricklerTable) aTable = 
+          Handle(HYDROData_StricklerTable)::DownCast( aSeq.First() );
+        QString aCurrentTable = 
+          HYDROGUI_DataObject::dataObjectEntry( getLandCoverColoringTable( anActiveViewId ) );
+        bool isUsed = aCurrentTable == HYDROGUI_DataObject::dataObjectEntry( aTable );
+
+        if ( !isUsed && !getObjectShapes( anActiveViewId, KIND_LAND_COVER_MAP ).isEmpty() ) {
+          theMenu->addAction( action( LandCoverScalarMapModeOnId ) );
+          theMenu->addSeparator();
+        }
+      }
+      else if( anIsLandCoverMap )
+      {
+        theMenu->addAction( action( AddLandCoverId ) );
+        theMenu->addAction( action( RemoveLandCoverId ) );
+        theMenu->addSeparator();
+        theMenu->addAction( action( SplitLandCoverId ) );
+        theMenu->addAction( action( MergeLandCoverId ) );
+        theMenu->addAction( action( ChangeLandCoverTypeId ) );
+        theMenu->addSeparator();
+        //
+        theMenu->addAction( action( ExportToShapeFileID ) );
+      }      
+      else if( anIsVisualState && anIsObjectBrowser )
+      {
+        theMenu->addAction( action( SaveVisualStateId ) );
+        theMenu->addAction( action( LoadVisualStateId ) );
+        theMenu->addSeparator();
+      }
+
+      if ( anIsStream || anIsChannel || anIsDigue || anIsObstacle )
+      {
+        theMenu->addAction( action( PolylineExtractionId ) );
+        theMenu->addSeparator();
+      }
+
+      // Add set color action for geometrical objects
+      if ( anIsObjectCanBeColored )
+      {
+        theMenu->addAction( action( SetColorId ) );
+        if ( anIsLandCoverMap )
+          theMenu->addAction( action( SetTransparencyId ) );
+        theMenu->addSeparator();
+      }
+    } else if ( anAllAreProfiles ) {
+      theMenu->addAction( action( SelectedGeoreferencementId ) );
+      theMenu->addSeparator();
+    }
+
+    bool anIsPoly = anIsPolyline || anIsPolyline3D;
+    if (anIsPoly && !anIsLandCoverMap)
+      theMenu->addAction( action( ExportToShapeFileID ) );
+
+    // Add copy action
+    QAction* aCopyAction = action( CopyId );
+    if( aCopyAction && aCopyAction->isEnabled() ) {
+      theMenu->addAction( action( CopyId ) );
       theMenu->addSeparator();
     }
-    else if( anIsVisualState )
+
+    // Add delete action
+    if( !anIsDummyObject3D )
+      theMenu->addAction( action( DeleteId ) );
+
+    theMenu->addSeparator();
+
+    if( anIsImage || anIsPolyline || anIsPolyline3D || 
+        anIsImmersibleZone || anIsZone || anIsRegion ||
+        anIsBathymetry || anIsObstacle || anIsStream ||
+        anIsChannel || anIsDigue || anIsDummyObject3D ||
+        anIsValidProfile || anIsGroup || anIsLandCoverMap )
     {
-      theMenu->addAction( action( SaveVisualStateId ) );
-      theMenu->addAction( action( LoadVisualStateId ) );
+      if( anIsHiddenInSelection )
+        theMenu->addAction( action( ShowId ) );
+      theMenu->addAction( action( ShowOnlyId ) );
+      if( anIsVisibleInSelection )
+        theMenu->addAction( action( HideId ) );
       theMenu->addSeparator();
     }
   }
 
-  if( anIsSelection )
+  if ( anIsOCCView )
   {
-    theMenu->addAction( action( DeleteId ) );
+    SUIT_Operation* anOp = application()->activeStudy()->activeOperation();
+    HYDROGUI_PolylineOp* aPolylineOp = dynamic_cast<HYDROGUI_PolylineOp*>( anOp );
+    if ( aPolylineOp && aPolylineOp->deleteEnabled() )
+      theMenu->addAction( action( DeleteId ) );
+
     theMenu->addSeparator();
+    theMenu->addAction( action( SetZLevelId ) );
+    theMenu->addSeparator();
+
+    if ( isLandCoversScalarMapModeOn( anActiveViewId ) ) {
+      theMenu->addAction( action( LandCoverScalarMapModeOffId ) );
+      theMenu->addSeparator();
+    }
   }
 
-  if( anIsSelection && ( anIsImage || anIsPolyline ) )
+  if( anIsObjectBrowser || anIsGraphicsView || anIsOCCView || anIsVTKView )
   {
-    if( anIsHiddenInSelection )
-      theMenu->addAction( action( ShowId ) );
-    theMenu->addAction( action( ShowOnlyId ) );
-    if( anIsVisibleInSelection )
-      theMenu->addAction( action( HideId ) );
+    theMenu->addAction( action( ShowAllId ) );
+    theMenu->addAction( action( HideAllId ) );
     theMenu->addSeparator();
   }
+  
+  if ( anIsOCCView || anIsVTKView )
+  {
+    theMenu->addSeparator();
+    theMenu->addAction( action( CopyViewerPositionId ) );
+  }
+
+  if( isRoot )
+    theMenu->addAction( action( EditLocalCSId ) );
+
+  if( anIsObjectBrowser && anOwners.size()==1 )
+  {
+    if( aSeq.Size() > 0 )
+    {
+      Handle( HYDROData_Object ) anObject = Handle( HYDROData_Object )::DownCast( aSeq.First() );
+      if( !anObject.IsNull() )
+      {
+        theMenu->addSeparator();
+        theMenu->addAction( action( SubmersibleId ) );
+        action( SubmersibleId )->setCheckable( true );
+        action( SubmersibleId )->setChecked( anObject->IsSubmersible() );
+      }
+    }
+  }
+}
+
+void HYDROGUI_Module::createPreferences()
+{
+  int genTab = addPreference( tr( "PREF_TAB_GENERAL" ) );
+  int CursorGroup = addPreference( tr( "PREF_GROUP_CURSOR" ), genTab );
+
+  int typeOfCursor = addPreference( tr( "PREF_TYPE_OF_CURSOR" ), CursorGroup,
+                                    LightApp_Preferences::Selector, "preferences", "type_of_cursor" );
+
+  // Set property cursor type
+  QList<QVariant> aCursorTypeIndicesList;
+  QList<QVariant> aCursorTypeIconsList;
+
+  SUIT_ResourceMgr* resMgr = SUIT_Session::session()->resourceMgr();
+  for ( int i = CT_ArrowCursor; i < CT_User; i++ ) {
+    QString icoFile = QString( "ICON_CURSOR_%1" ).arg( i+1 );
+    QPixmap pixmap = resMgr->loadPixmap( "HYDRO", tr( qPrintable( icoFile ) ) );
+    aCursorTypeIndicesList << i;
+    aCursorTypeIconsList << pixmap;
+  }
+
+  setPreferenceProperty( typeOfCursor, "indexes", aCursorTypeIndicesList );
+  setPreferenceProperty( typeOfCursor, "icons",   aCursorTypeIconsList );
+
+  int viewerGroup = addPreference( tr( "PREF_GROUP_VIEWER" ), genTab );
+  addPreference( tr( "PREF_VIEWER_AUTO_FITALL" ), viewerGroup,
+                 LightApp_Preferences::Bool, "HYDRO", "auto_fit_all" );
+
+  int StricklerTableGroup = addPreference( tr( "PREF_GROUP_STRICKLER_TABLE" ), genTab );
+  int defaultStricklerCoef = addPreference( tr( "PREF_DEFAULT_STRICKLER_COEFFICIENT" ), StricklerTableGroup,
+                                            LightApp_Preferences::DblSpin, "preferences", "default_strickler_coefficient" );
+  setPreferenceProperty( defaultStricklerCoef, "precision", 2 );
+  setPreferenceProperty( defaultStricklerCoef, "min", 0.00 );
+  setPreferenceProperty( defaultStricklerCoef, "max", 1000000.00 );
+  setPreferenceProperty( defaultStricklerCoef, "step", 0.01 );
+}
+
+void HYDROGUI_Module::preferencesChanged( const QString& theSection, const QString& thePref )
+{
+    if ( theSection == "preferences" && thePref == "default_strickler_coefficient" )
+    {
+        SUIT_ResourceMgr* resMgr = application()->resourceMgr();
+        Handle(HYDROData_Document) aDoc = HYDROData_Document::Document( application()->activeStudy()->id() );
+        if ( resMgr && !aDoc.IsNull() )
+            aDoc->SetDefaultStricklerCoefficient( resMgr->doubleValue( theSection, thePref, 0 ) );
+    }
+    else
+        LightApp_Module::preferencesChanged( theSection, thePref );
+}
 
-  theMenu->addAction( action( ShowAllId ) );
-  theMenu->addAction( action( HideAllId ) );
-  theMenu->addSeparator();
+QCursor HYDROGUI_Module::getPrefEditCursor() const
+{
+  int aCursorType = SUIT_Session::session()->resourceMgr()->integerValue("preferences", "type_of_cursor", (int)CT_CrossCursor );
+  if ( aCursorType >= Qt::BlankCursor)
+    aCursorType++;
+  QCursor aCursor = QCursor( Qt::CursorShape(aCursorType) );
+  return aCursor;
 }
 
 void HYDROGUI_Module::update( const int flags )
 {
-  if( !isUpdateEnabled() )
+  if ( !isUpdateEnabled() )
     return;
 
   QApplication::setOverrideCursor( Qt::WaitCursor );
@@ -237,19 +859,56 @@ void HYDROGUI_Module::update( const int flags )
   // from one of the methods called below
   setUpdateEnabled( false );
 
-  if( ( flags & UF_Model ) && getDataModel() )
+  // store selected objects
+  QStringList aSelectedEntries = storeSelection();
+
+  bool aDoFitAll = flags & UF_FitAll;
+  if ( aDoFitAll )
+  {
+    SUIT_ResourceMgr* aResMgr = getApp()->resourceMgr();
+    aDoFitAll = aResMgr->booleanValue( "HYDRO", "auto_fit_all", false );
+  }
+
+  if( ( flags & UF_Viewer ) )
+    updateViewer( getDisplayer(), flags & UF_GV_Init, flags & UF_GV_Forced, aDoFitAll ); 
+
+  if( ( flags & UF_OCCViewer ) )
+    updateViewer( getOCCDisplayer(), flags & UF_OCC_Init, flags & UF_OCC_Forced, aDoFitAll ); 
+
+  if( ( flags & UF_VTKViewer ) )
+    updateViewer( getVTKDisplayer(), flags & UF_VTK_Init, flags & UF_VTK_Forced, aDoFitAll ); 
+
+  if( ( flags & UF_Model ) && getDataModel() && getApp() )
+  {
     getDataModel()->update( getStudyId() );
 
-  if( ( flags & UF_ObjBrowser ) && getApp() )
+    // Temporary workaround to prevent breaking
+    // the selection in the object browser.
+    // Note: processEvents() should be called after updateGV(),
+    // otherwise the application crashes from time to time.
+    //RKV: qApp->processEvents();
+    SUIT_ResourceMgr* aResMgr = getApp()->resourceMgr();
+    bool isResizeOnExpandItem = aResMgr->booleanValue( "ObjectBrowser", "resize_on_expand_item", false );
+    SUIT_DataBrowser* anObjectBrowser = getApp()->objectBrowser();
+    if ( isResizeOnExpandItem && anObjectBrowser ) {
+      anObjectBrowser->setResizeOnExpandItem( false ); // MZN: ISSUE #280 
+    }
     getApp()->updateObjectBrowser( true );
+    if ( isResizeOnExpandItem && anObjectBrowser ) {
+      anObjectBrowser->setResizeOnExpandItem( true ); // MZN: ISSUE #280 
+    }
+  }
 
-  if( ( flags & UF_Viewer ) )
-    updateGV( flags & UF_GV_Init,
-              flags & UF_GV_Forced );
+  // Object browser is currently updated by using UF_Model flag
+  if( ( flags & UF_ObjBrowser ) && ((flags & UF_Model) == 0) && getApp() )
+    getApp()->updateObjectBrowser( true );
 
   if( ( flags & UF_Controls ) && getApp() )
     getApp()->updateActions();
 
+  // restore selected objects
+  restoreSelection( aSelectedEntries );
+
   setUpdateEnabled( true );
 
   QApplication::restoreOverrideCursor();
@@ -261,8 +920,14 @@ void HYDROGUI_Module::updateCommandsStatus()
 
   updateUndoRedoControls();
 
-  // to do
-  //action( ... )->setEnabled( ... );
+  action( CopyId )->setEnabled( getDataModel()->canCopy() );
+  action( PasteId )->setEnabled( getDataModel()->canPaste() );
+}
+
+void HYDROGUI_Module::selectionChanged()
+{
+  LightApp_Module::selectionChanged();
+  updateCommandsStatus();
 }
 
 HYDROGUI_DataModel* HYDROGUI_Module::getDataModel() const
@@ -275,6 +940,25 @@ HYDROGUI_Displayer* HYDROGUI_Module::getDisplayer() const
   return myDisplayer;
 }
 
+HYDROGUI_OCCDisplayer* HYDROGUI_Module::getOCCDisplayer() const
+{
+  return myOCCDisplayer;
+}
+
+HYDROGUI_VTKPrsDisplayer* HYDROGUI_Module::getVTKDisplayer() const
+{
+  return myVTKDisplayer;
+}
+
+SUIT_ViewManager* HYDROGUI_Module::getViewManager( const int theId ) const
+{
+  if( myViewManagerMap.contains( theId ) )
+  {
+    return myViewManagerMap[ theId ].first;
+  }
+  return NULL;
+}
+
 GraphicsView_Viewer* HYDROGUI_Module::getViewer( const int theId ) const
 {
   if( myViewManagerMap.contains( theId ) )
@@ -288,6 +972,32 @@ GraphicsView_Viewer* HYDROGUI_Module::getViewer( const int theId ) const
   return NULL;
 }
 
+OCCViewer_Viewer* HYDROGUI_Module::getOCCViewer( const int theId ) const
+{
+  if( myViewManagerMap.contains( theId ) )
+  {
+    ViewManagerInfo anInfo = myViewManagerMap[ theId ];
+    OCCViewer_ViewManager* aViewManager =
+      ::qobject_cast<OCCViewer_ViewManager*>( anInfo.first );
+    if( aViewManager )
+      return aViewManager->getOCCViewer();
+  }
+  return NULL;
+}
+
+SVTK_Viewer* HYDROGUI_Module::getVTKViewer( const int theId ) const
+{
+  if( myViewManagerMap.contains( theId ) )
+  {
+    ViewManagerInfo anInfo = myViewManagerMap[ theId ];
+    SVTK_ViewManager* aViewManager =
+      ::qobject_cast<SVTK_ViewManager*>( anInfo.first );
+    if( aViewManager )
+      return dynamic_cast<SVTK_Viewer*>( aViewManager->getViewModel() );
+  }
+  return NULL;
+}
+
 int HYDROGUI_Module::getViewManagerId( SUIT_ViewManager* theViewManager )
 {
   ViewManagerMapIterator anIter( myViewManagerMap );
@@ -323,43 +1033,394 @@ void HYDROGUI_Module::setViewManagerRole( SUIT_ViewManager* theViewManager,
   }
 }
 
-CAM_DataModel* HYDROGUI_Module::createDataModel()
+bool HYDROGUI_Module::isObjectVisible( const int theViewId,
+                                       const Handle(HYDROData_Entity)& theObject ) const
 {
-  return new HYDROGUI_DataModel( this );
-}
+  if( theObject.IsNull() )
+    return false;
 
-void HYDROGUI_Module::customEvent( QEvent* e )
-{
-  int aType = e->type();
-  if ( aType == NewViewEvent )
+  if( theViewId < 0 )
   {
-    SALOME_CustomEvent* ce = ( SALOME_CustomEvent* )e;
-    if( GraphicsView_ViewFrame* aViewFrame = ( GraphicsView_ViewFrame* )ce->data() )
+    //search in all
+    foreach( int aViewId, myObjectStateMap.keys() )
     {
-      if( GraphicsView_Viewer* aViewer = dynamic_cast<GraphicsView_Viewer*>( aViewFrame->getViewer() ) )
-      {
-        SUIT_ViewManager* aViewManager = aViewer->getViewManager();
-        ViewManagerRole aRole = getViewManagerRole( aViewManager );
-        if( aRole == VMR_General )
-          update( UF_Viewer );
-
-        aViewer->activateTransform( GraphicsView_Viewer::FitAll );
+      if( isObjectVisible( aViewId, theObject ) )
+        return true;
+    }
+    return false;
+  }
 
-        if( GraphicsView_ViewPort* aViewPort = aViewer->getActiveViewPort() )
-        {
-          aViewPort->setInteractionFlag( GraphicsView_ViewPort::TraceBoundingRect );
-          aViewPort->setInteractionFlag( GraphicsView_ViewPort::ImmediateContextMenu );
-          aViewPort->setInteractionFlag( GraphicsView_ViewPort::ImmediateSelection );
+  ViewId2Entry2ObjectStateMap::const_iterator anIter1 = myObjectStateMap.find( theViewId );
+  if( anIter1 != myObjectStateMap.end() )
+  {
+    const Entry2ObjectStateMap& aEntry2ObjectStateMap = anIter1.value();
+    QString anEntry = HYDROGUI_DataObject::dataObjectEntry( theObject );
 
-          // ouv: tmp
-          //aViewPort->setViewLabelPosition( GraphicsView_ViewPort::VLP_BottomLeft, true );
-        }
-      }
+    Entry2ObjectStateMap::const_iterator anIter2 = aEntry2ObjectStateMap.find( anEntry );
+    if( anIter2 != aEntry2ObjectStateMap.end() )
+    {
+      const ObjectState& anObjectState = anIter2.value();
+      return anObjectState.Visibility;
     }
   }
+  return false;
 }
 
-bool HYDROGUI_Module::eventFilter( QObject* theObj, QEvent* theEvent )
+void HYDROGUI_Module::setObjectVisible( const int theViewId,
+                                        const Handle(HYDROData_Entity)& theObject,
+                                        const bool theState )
+{
+  if( !theObject.IsNull() )
+  {
+    Entry2ObjectStateMap& aEntry2ObjectStateMap = myObjectStateMap[ theViewId ];
+    QString anEntry = HYDROGUI_DataObject::dataObjectEntry( theObject );
+
+    ObjectState& anObjectState = aEntry2ObjectStateMap[ anEntry ];
+    anObjectState.Visibility = theState;
+
+    HYDROGUI_DataObject* hydroObject = getDataModel()->getDataObject( theObject );
+    if ( hydroObject )
+    {
+        SUIT_AbstractModel* treeModel = dynamic_cast<SUIT_AbstractModel*>( getApp()->objectBrowser()->model() );
+        QString id = hydroObject->text( hydroObject->customData( Qtx::IdType ).toInt() );
+        Qtx::VisibilityState visState = treeModel->visibilityState( id );
+        if ( visState != Qtx::UnpresentableState )
+            treeModel->setVisibilityState( id, theState ? Qtx::ShownState : Qtx::HiddenState );
+    }
+
+    if ( theObject->GetKind() == KIND_BATHYMETRY && theState ) {
+      setLandCoversScalarMapModeOff( theViewId );
+    } else if ( theObject->GetKind() == KIND_LAND_COVER_MAP && theState ) {
+      getOCCDisplayer()->SetToUpdateColorScale();
+    }
+  }
+}
+
+void HYDROGUI_Module::setIsToUpdate( const Handle(HYDROData_Entity)& theObject,
+                                     const bool theState )
+{
+  if( !theObject.IsNull() )
+  {
+    // Process OCC shapes
+    ViewId2ListOfShapes::const_iterator aShapesMapIter( myShapesMap.begin() );
+    while( aShapesMapIter != myShapesMap.end() )
+    {
+      const ListOfShapes& aShapesList = aShapesMapIter.value();
+      foreach ( HYDROGUI_Shape* aShape, aShapesList )
+      {
+        if ( aShape && IsEqual( aShape->getObject(), theObject ) )
+        {
+          aShape->setIsToUpdate( theState );
+        }
+      }
+      aShapesMapIter++;
+    }
+    // Process VTK shapes
+    ViewId2ListOfVTKPrs::const_iterator aVTKPrsMapIter( myVTKPrsMap.begin() );
+    while( aVTKPrsMapIter != myVTKPrsMap.end() )
+    {
+      const ListOfVTKPrs& aShapesList = aVTKPrsMapIter.value();
+      foreach ( HYDROGUI_VTKPrs* aShape, aShapesList )
+      {
+        if ( aShape && IsEqual( aShape->getObject(), theObject ) )
+        {
+          aShape->setIsToUpdate( theState );
+        }
+      }
+      aVTKPrsMapIter++;
+    }
+  }
+}
+
+/////////////////// OCC SHAPES PROCESSING
+QList<HYDROGUI_Shape*> HYDROGUI_Module::getObjectShapes( const int  theViewId,
+                                                         ObjectKind theKind ) const
+{
+  QList<HYDROGUI_Shape*> aResult;
+
+  if ( myShapesMap.contains( theViewId ) )
+  {
+    const ListOfShapes& aViewShapes = myShapesMap.value( theViewId );
+    foreach ( HYDROGUI_Shape* aShape, aViewShapes )
+    {
+      if( aShape && aShape->getObject()->GetKind()==theKind )
+        aResult.append( aShape );
+    }
+  }
+  return aResult;
+}
+
+HYDROGUI_Shape* HYDROGUI_Module::getObjectShape( const int                       theViewId,
+                                                 const Handle(HYDROData_Entity)& theObject ) const
+{
+  HYDROGUI_Shape* aResShape = NULL;
+  if( theObject.IsNull() )
+    return aResShape;
+
+  if ( myShapesMap.contains( theViewId ) )
+  {
+    const ListOfShapes& aViewShapes = myShapesMap.value( theViewId );
+    foreach ( HYDROGUI_Shape* aShape, aViewShapes )
+    {
+      if ( !aShape || !IsEqual( aShape->getObject(), theObject ) )
+        continue;
+
+      aResShape = aShape;
+      break;
+    }
+  }
+
+  return aResShape;
+}
+
+void HYDROGUI_Module::setObjectShape( const int                       theViewId,
+                                      const Handle(HYDROData_Entity)& theObject,
+                                      HYDROGUI_Shape*                 theShape )
+{
+  if( theObject.IsNull() )
+    return;
+
+  ListOfShapes& aViewShapes = myShapesMap[ theViewId ];
+  aViewShapes.append( theShape );
+}
+
+void HYDROGUI_Module::removeObjectShape( const int                       theViewId,
+                                         const Handle(HYDROData_Entity)& theObject )
+{
+  if ( !myShapesMap.contains( theViewId ) )
+    return;
+
+  ListOfShapes& aViewShapes = myShapesMap[ theViewId ];
+  Handle(HYDROData_Entity) anObject;
+  for ( int i = 0; i < aViewShapes.length(); )
+  {
+    HYDROGUI_Shape* aShape = aViewShapes.at( i );
+    anObject = aShape->getObject();
+    if ( aShape && (!anObject.IsNull()) && IsEqual( anObject, theObject ) )
+    {
+      delete aShape;
+      aViewShapes.removeAt( i );
+      continue;
+    }
+
+    ++i;
+  }
+}
+
+void HYDROGUI_Module::removeViewShapes( const int theViewId )
+{
+  if ( !myShapesMap.contains( theViewId ) )
+    return;
+
+  const ListOfShapes& aViewShapes = myShapesMap.value( theViewId );
+  for ( int i = 0, n = aViewShapes.length(); i < n; ++i )
+  {
+    HYDROGUI_Shape* aShape = aViewShapes.at( i );
+    if ( aShape )
+      delete aShape;
+  }
+
+  myShapesMap.remove( theViewId );
+}
+/////////////////// END OF OCC SHAPES PROCESSING
+
+/////////////////// VTKPrs PROCESSING
+HYDROGUI_VTKPrs* HYDROGUI_Module::getObjectVTKPrs( const int                       theViewId,
+                                                 const Handle(HYDROData_Entity)& theObject ) const
+{
+  HYDROGUI_VTKPrs* aResShape = NULL;
+  if( theObject.IsNull() )
+    return aResShape;
+
+  if ( myVTKPrsMap.contains( theViewId ) )
+  {
+    const ListOfVTKPrs& aViewShapes = myVTKPrsMap.value( theViewId );
+    foreach ( HYDROGUI_VTKPrs* aShape, aViewShapes )
+    {
+      if ( !aShape || !IsEqual( aShape->getObject(), theObject ) )
+        continue;
+
+      aResShape = aShape;
+      break;
+    }
+  }
+
+  return aResShape;
+}
+
+void HYDROGUI_Module::setObjectVTKPrs( const int                       theViewId,
+                                       const Handle(HYDROData_Entity)& theObject,
+                                       HYDROGUI_VTKPrs*                 theShape )
+{
+  if( theObject.IsNull() )
+    return;
+
+  if( theShape && theShape->needScalarBar() )
+  {
+    // Compute the new global Z range from the added presentation and the old global Z range.
+    double* aGlobalRange = getVTKDisplayer()->GetZRange( theViewId );
+    double* aRange = theShape->getInternalZRange();
+    bool anIsUpdate = false;
+    if ( aRange[0] < aGlobalRange[0] )
+    {
+      aGlobalRange[0] = aRange[0];
+      anIsUpdate = true;
+    }
+    if ( aRange[1] > aGlobalRange[1] )
+    {
+      aGlobalRange[1] = aRange[1];
+      anIsUpdate = true;
+    }
+
+    //if ( anIsUpdate )
+    //{
+      updateVTKZRange( theViewId, aGlobalRange );
+    //}
+  }
+
+  ListOfVTKPrs& aViewShapes = myVTKPrsMap[ theViewId ];
+  aViewShapes.append( theShape );
+}
+
+void HYDROGUI_Module::removeObjectVTKPrs( const int      theViewId,
+                                          const QString& theEntry )
+{
+  if ( !myVTKPrsMap.contains( theViewId ) )
+    return;
+
+  ListOfVTKPrs& aViewShapes = myVTKPrsMap[ theViewId ];
+  Handle(HYDROData_Entity) anObject;
+  QString anEntryRef;
+  for ( int i = 0; i < aViewShapes.length(); )
+  {
+    HYDROGUI_VTKPrs* aShape = aViewShapes.at( i );
+    anObject = aShape->getObject();
+    anEntryRef = HYDROGUI_DataObject::dataObjectEntry( anObject );
+    if ( aShape && (!anObject.IsNull()) && ( anEntryRef == theEntry ) )
+    {
+      delete aShape;
+      aViewShapes.removeAt( i );
+      continue;
+    }
+
+    ++i;
+  }
+
+  // Invalidate global Z range
+  double anInvalidRange[2] = { HYDROGUI_VTKPrs::InvalidZValue(), HYDROGUI_VTKPrs::InvalidZValue() };
+  getVTKDisplayer()->SetZRange( theViewId, anInvalidRange );
+}
+
+void HYDROGUI_Module::removeObjectVTKPrs( const int                       theViewId,
+                                          const Handle(HYDROData_Entity)& theObject )
+{
+  if ( !myVTKPrsMap.contains( theViewId ) )
+    return;
+
+  ListOfVTKPrs& aViewShapes = myVTKPrsMap[ theViewId ];
+  Handle(HYDROData_Entity) anObject;
+  for ( int i = 0; i < aViewShapes.length(); )
+  {
+    HYDROGUI_VTKPrs* aShape = aViewShapes.at( i );
+    anObject = aShape->getObject();
+    if ( aShape && (!anObject.IsNull()) && IsEqual( anObject, theObject ) )
+    {
+      delete aShape;
+      aViewShapes.removeAt( i );
+      continue;
+    }
+
+    ++i;
+  }
+
+  // Invalidate global Z range
+  double anInvalidRange[2] = { HYDROGUI_VTKPrs::InvalidZValue(), HYDROGUI_VTKPrs::InvalidZValue() };
+  getVTKDisplayer()->SetZRange( theViewId, anInvalidRange );
+}
+
+void HYDROGUI_Module::removeViewVTKPrs( const int theViewId )
+{
+  if ( !myVTKPrsMap.contains( theViewId ) )
+    return;
+
+  const ListOfVTKPrs& aViewShapes = myVTKPrsMap.value( theViewId );
+  for ( int i = 0, n = aViewShapes.length(); i < n; ++i )
+  {
+    HYDROGUI_VTKPrs* aShape = aViewShapes.at( i );
+    if ( aShape )
+      delete aShape;
+  }
+
+  myVTKPrsMap.remove( theViewId );
+}
+
+void HYDROGUI_Module::updateVTKZRange( const int theViewId, double theRange[] )
+{
+  if ( myVTKPrsMap.contains( theViewId ) )
+  {
+    // For the given viewer id update all VTK presentations ...
+    const ListOfVTKPrs& aViewShapes = myVTKPrsMap.value( theViewId );
+    HYDROGUI_VTKPrs* aShape;
+    for ( int i = 0, n = aViewShapes.length(); i < n; ++i )
+    {
+      aShape = aViewShapes.at( i );
+      if ( aShape && aShape->needScalarBar() )
+      {
+        aShape->setZRange( theRange );
+      }
+    }
+  }
+  // ... and update the global color legend scalar bar.
+  getVTKDisplayer()->SetZRange( theViewId, theRange );
+}
+/////////////////// END OF VTKPrs PROCESSING
+
+void HYDROGUI_Module::clearCache()
+{
+    myObjectStateMap.clear();
+}
+
+CAM_DataModel* HYDROGUI_Module::createDataModel()
+{
+  return new HYDROGUI_DataModel( this );
+}
+
+void HYDROGUI_Module::customEvent( QEvent* e )
+{
+  int aType = e->type();
+  if ( aType == NewViewEvent )
+  {
+    SALOME_CustomEvent* ce = ( SALOME_CustomEvent* )e;
+    if( GraphicsView_ViewFrame* aViewFrame = ( GraphicsView_ViewFrame* )ce->data() )
+    {
+      if( GraphicsView_Viewer* aViewer = dynamic_cast<GraphicsView_Viewer*>( aViewFrame->getViewer() ) )
+      {
+        SUIT_ViewManager* aViewManager = aViewer->getViewManager();
+        ViewManagerRole aRole = getViewManagerRole( aViewManager );
+
+        if( GraphicsView_ViewPort* aViewPort = aViewer->getActiveViewPort() )
+        {
+          if( aRole != VMR_TransformImage && aRole != VMR_ReferenceImage )
+            aViewPort->scale( 1, -1 ); // invert the Y axis direction from down to up
+
+          aViewPort->setInteractionFlag( GraphicsView_ViewPort::TraceBoundingRect );
+          aViewPort->setInteractionFlag( GraphicsView_ViewPort::ImmediateContextMenu );
+          aViewPort->setInteractionFlag( GraphicsView_ViewPort::ImmediateSelection );
+
+          //ouv: temporarily commented
+          //aViewPort->setViewLabelPosition( GraphicsView_ViewPort::VLP_BottomLeft, true );
+        }
+
+        if( aRole != VMR_TransformImage && aRole != VMR_ReferenceImage )
+          update( UF_Viewer );
+
+        aViewer->activateTransform( GraphicsView_Viewer::FitAll );
+      }
+    }
+  }
+}
+
+bool HYDROGUI_Module::eventFilter( QObject* theObj, QEvent* theEvent )
 {
   QEvent::Type aType = theEvent->type();
   if( theObj->inherits( "GraphicsView_ViewFrame" ) )
@@ -372,6 +1433,27 @@ bool HYDROGUI_Module::eventFilter( QObject* theObj, QEvent* theEvent )
       theObj->removeEventFilter( this );
     }
   }
+  else if ( theObj->inherits( "OCCViewer_ViewPort" ) )
+  {
+    if( aType == QEvent::Leave )
+    {
+      SUIT_Desktop* aDesktop = getApp()->desktop();
+      if ( aDesktop && aDesktop->statusBar() ) {
+        aDesktop->statusBar()->clearMessage();
+      }
+    }
+  }
+  else if ( theObj->inherits( "SVTK_ViewWindow" ) )
+  {
+    if( aType == QEvent::Leave )
+    {
+      SUIT_Desktop* aDesktop = getApp()->desktop();
+      if ( aDesktop && aDesktop->statusBar() ) {
+        aDesktop->statusBar()->clearMessage();
+      }
+    }
+  }
+
   return LightApp_Module::eventFilter( theObj, theEvent );
 }
 
@@ -381,11 +1463,25 @@ void HYDROGUI_Module::onViewManagerAdded( SUIT_ViewManager* theViewManager )
 
   if( theViewManager->getType() == GraphicsView_Viewer::Type() )
   { 
-    createSelector( theViewManager ); // replace the default selector
-
     connect( theViewManager, SIGNAL( viewCreated( SUIT_ViewWindow* ) ),
              this, SLOT( onViewCreated( SUIT_ViewWindow* ) ) );
   }
+  else if( theViewManager->getType() == OCCViewer_Viewer::Type() )
+  {
+    connect( theViewManager, SIGNAL( viewCreated( SUIT_ViewWindow* ) ),
+             this, SLOT( onViewCreated( SUIT_ViewWindow* ) ) );
+    connect( theViewManager, SIGNAL( mouseMove( SUIT_ViewWindow*, QMouseEvent* ) ),
+             this, SLOT( onMouseMove( SUIT_ViewWindow*, QMouseEvent* ) ) );
+  }
+  else if( theViewManager->getType() == SVTK_Viewer::Type() )
+  {
+    connect( theViewManager, SIGNAL( viewCreated( SUIT_ViewWindow* ) ),
+             this, SLOT( onViewCreated( SUIT_ViewWindow* ) ) );
+    connect( theViewManager, SIGNAL( mouseMove( SUIT_ViewWindow*, QMouseEvent* ) ),
+             this, SLOT( onMouseMove( SUIT_ViewWindow*, QMouseEvent* ) ) );
+  }
+
+  createSelector( theViewManager ); // replace the default selector
 
   ViewManagerInfo anInfo( theViewManager, VMR_General );
   myViewManagerMap.insert( ViewManagerId++, anInfo );
@@ -399,7 +1495,31 @@ void HYDROGUI_Module::onViewManagerRemoved( SUIT_ViewManager* theViewManager )
 
   int anId = getViewManagerId( theViewManager );
   if( anId != -1 )
+  {
+    OCCViewer_ViewManager* anOCCViewManager =
+      ::qobject_cast<OCCViewer_ViewManager*>( myViewManagerMap[ anId ].first );
+    if ( anOCCViewManager )
+    {
+      OCCViewer_Viewer* anOCCViewer = anOCCViewManager->getOCCViewer();
+      if ( anOCCViewer ) {
+        int aViewerId = (size_t)anOCCViewer;
+        removeViewShapes( aViewerId );
+        setLandCoversScalarMapModeOff( aViewerId );
+      }
+    }
+
+    if ( getVTKDisplayer()->IsApplicable( theViewManager ) )
+    {
+      SVTK_Viewer* aVTKViewer = getVTKViewer( anId );
+      if ( aVTKViewer )
+      {
+        getVTKDisplayer()->EraseScalarBar( anId, true );
+        removeViewShapes( (size_t)aVTKViewer );
+      }
+    }
+
     myViewManagerMap.remove( anId );
+  }
 }
 
 void HYDROGUI_Module::onViewCreated( SUIT_ViewWindow* theViewWindow )
@@ -414,13 +1534,34 @@ void HYDROGUI_Module::onViewCreated( SUIT_ViewWindow* theViewWindow )
 
       connect( aViewPort, SIGNAL( vpMouseEvent( QGraphicsSceneMouseEvent* ) ),
                this, SLOT( onViewPortMouseEvent( QGraphicsSceneMouseEvent* ) ) );
-      return;
+    }
+  }
+  else if( theViewWindow && theViewWindow->inherits( "OCCViewer_ViewFrame" ) )
+  {
+    if( OCCViewer_ViewFrame* aViewFrame = dynamic_cast<OCCViewer_ViewFrame*>( theViewWindow ) )
+    {
+      aViewFrame->onTopView();
+
+      HYDROGUI_Tool::setOCCActionShown( aViewFrame, OCCViewer_ViewWindow::MaximizedId, false );
+
+      OCCViewer_ViewPort3d* aViewPort = aViewFrame->getViewPort();
+      if ( aViewPort ) {
+        aViewPort->installEventFilter( this );
+      }
+    }
+  }
+  else if( theViewWindow && theViewWindow->inherits( "SVTK_ViewWindow" ) )
+  {
+    if( SVTK_ViewWindow* aViewFrame = dynamic_cast<SVTK_ViewWindow*>( theViewWindow ) )
+    {
+      aViewFrame->installEventFilter( this );
     }
   }
 }
 
 void HYDROGUI_Module::onViewPortMouseEvent( QGraphicsSceneMouseEvent* theEvent )
 {
+  /* ouv: currently unused
   if( GraphicsView_ViewPort* aViewPort = qobject_cast<GraphicsView_ViewPort*>( sender() ) )
   {
     SUIT_ViewManager* aViewManager = 0;
@@ -450,8 +1591,8 @@ void HYDROGUI_Module::onViewPortMouseEvent( QGraphicsSceneMouseEvent* theEvent )
       int aXDeg = 0, aYDeg = 0;
       int aXMin = 0, aYMin = 0;
       double aXSec = 0, aYSec = 0;
-      HYDROGUI_Tool::DoubleToLambert( aMouseX, aXDeg, aXMin, aXSec );
-      HYDROGUI_Tool::DoubleToLambert( aMouseY, aYDeg, aYMin, aYSec );
+      HYDROData_Lambert93::secToDMS( aMouseX, aXDeg, aXMin, aXSec );
+      HYDROData_Lambert93::secToDMS( aMouseY, aYDeg, aYMin, aYSec );
 
       QString aDegSymbol( QChar( 0x00B0 ) );
       QString aXStr = QString( "%1%2 %3' %4\"" ).arg( aXDeg ).arg( aDegSymbol ).arg( aXMin ).arg( aXSec );
@@ -462,27 +1603,34 @@ void HYDROGUI_Module::onViewPortMouseEvent( QGraphicsSceneMouseEvent* theEvent )
     else if( aRole == VMR_TransformImage )
       aViewPort->setViewLabelText( QString( "X: %1\nY: %2" ).arg( (int)aMouseX ).arg( (int)aMouseY ) );
   }
+  */
 }
 
-void HYDROGUI_Module::updateGV( const bool theIsInit,
-                                const bool theIsForced )
+void HYDROGUI_Module::updateViewer( HYDROGUI_AbstractDisplayer* theDisplayer, 
+                                    const bool theIsInit, 
+                                    const bool theIsForced, 
+                                    const bool theDoFitAll )
 {
-  if( !getDisplayer() )
-    return;
-
   QList<int> aViewManagerIdList;
 
   // currently, all views are updated
   ViewManagerMapIterator anIter( myViewManagerMap );
   while( anIter.hasNext() )
-  {
-    int anId = anIter.next().key();
-    aViewManagerIdList.append( anId );
+  { 
+    SUIT_ViewManager* aViewManager = anIter.next().value().first;
+
+    if ( theDisplayer->IsApplicable( aViewManager ) )
+    {
+      int anId = anIter.key();
+      aViewManagerIdList.append( anId );
+    }
   }
 
   QListIterator<int> anIdIter( aViewManagerIdList );
   while( anIdIter.hasNext() )
-    getDisplayer()->UpdateAll( anIdIter.next(), theIsInit, theIsForced );
+  {
+    theDisplayer->UpdateAll( anIdIter.next(), theIsInit, theIsForced, theDoFitAll );
+  }
 }
 
 void HYDROGUI_Module::createSelector( SUIT_ViewManager* theViewManager )
@@ -495,12 +1643,8 @@ void HYDROGUI_Module::createSelector( SUIT_ViewManager* theViewManager )
     return;
 
   QString aViewType = theViewManager->getType();
-  if( aViewType != GraphicsView_Viewer::Type() )
-    return;
-
-  GraphicsView_ViewManager* aViewManager =
-    dynamic_cast<GraphicsView_ViewManager*>( theViewManager );
-  if( !aViewManager )
+  if( aViewType != GraphicsView_Viewer::Type() &&
+      aViewType != OCCViewer_Viewer::Type())
     return;
 
   QList<SUIT_Selector*> aSelectorList;
@@ -511,11 +1655,26 @@ void HYDROGUI_Module::createSelector( SUIT_ViewManager* theViewManager )
   for( anIter = aSelectorList.begin(); anIter != anIterEnd; anIter++ )
   {
     SUIT_Selector* aSelector = *anIter;
-    if( aSelector && !dynamic_cast<HYDROGUI_GVSelector*>( aSelector ) )
+    if( aSelector && ( !dynamic_cast<HYDROGUI_GVSelector*>( aSelector ) &&
+                       !dynamic_cast<SVTK_Selector*>( aSelector ) &&
+                       !dynamic_cast<HYDROGUI_OCCSelector*>( aSelector ) ) )
       aSelector->setEnabled( false );
   }
 
-  new HYDROGUI_GVSelector( this, aViewManager->getViewer(), aSelectionMgr );
+  if ( aViewType == GraphicsView_Viewer::Type() )
+  {
+    GraphicsView_ViewManager* aViewManager =
+      ::qobject_cast<GraphicsView_ViewManager*>( theViewManager );
+    if( aViewManager )
+      new HYDROGUI_GVSelector( this, aViewManager->getViewer(), aSelectionMgr );
+  }
+  else if ( aViewType == OCCViewer_Viewer::Type() )
+  {
+    OCCViewer_ViewManager* aViewManager =
+      ::qobject_cast<OCCViewer_ViewManager*>( theViewManager );
+    if( aViewManager )
+      new HYDROGUI_OCCSelector( this, aViewManager->getOCCViewer(), aSelectionMgr );
+  }
 }
 
 bool HYDROGUI_Module::setUpdateEnabled( const bool theState )
@@ -529,3 +1688,177 @@ bool HYDROGUI_Module::isUpdateEnabled() const
 {
   return myIsUpdateEnabled;
 }
+
+QStringList HYDROGUI_Module::storeSelection() const
+{
+  QStringList anEntryList;
+  if( LightApp_SelectionMgr* aSelectionMgr = getApp()->selectionMgr() )
+  {
+    SUIT_DataOwnerPtrList aList( true );
+    aSelectionMgr->selected( aList );
+
+    SUIT_DataOwnerPtrList::iterator anIter;
+    for( anIter = aList.begin(); anIter != aList.end(); anIter++ )
+    {
+      const LightApp_DataOwner* anOwner = 
+        dynamic_cast<const LightApp_DataOwner*>( (*anIter).operator->() );
+      if( anOwner )
+        anEntryList.append( anOwner->entry() );
+    }
+  }
+  return anEntryList;
+}
+
+void HYDROGUI_Module::restoreSelection( const QStringList& theEntryList )
+{
+  if( LightApp_SelectionMgr* aSelectionMgr = getApp()->selectionMgr() )
+  {
+    SUIT_DataOwnerPtrList aList( true );
+    for( int anIndex = 0, aSize = theEntryList.size(); anIndex < aSize; anIndex++ )
+      aList.append( SUIT_DataOwnerPtr( new LightApp_DataOwner( theEntryList[ anIndex ] ) ) );
+    aSelectionMgr->setSelected( aList );
+  }
+}
+
+void HYDROGUI_Module::onMouseMove( SUIT_ViewWindow* theViewWindow, QMouseEvent* )
+{
+  double X, Y, Z;
+  bool doShow = false;
+  HYDROGUI_Displayer* aDisplayer = getDisplayer();
+  if ( aDisplayer )
+    aDisplayer->SaveCursorViewPosition( theViewWindow );
+    doShow = aDisplayer->GetCursorViewCoordinates( theViewWindow, X, Y, Z );
+
+  if ( doShow )
+  {
+    // Show the coordinates in the status bar
+    SUIT_Desktop* aDesktop = getApp()->desktop();
+    if ( aDesktop && aDesktop->statusBar() )
+    {
+      gp_Pnt aWPnt( X, Y, Z );
+      int aStudyId = application()->activeStudy()->id();
+      HYDROData_Document::Document( aStudyId )->Transform( aWPnt, false );
+      double WX = aWPnt.X(), WY = aWPnt.Y();
+
+      QString aXStr = HYDROGUI_Tool::GetCoordinateString( X, true );
+      QString anYStr = HYDROGUI_Tool::GetCoordinateString( Y, true );
+      QString aWXStr = HYDROGUI_Tool::GetCoordinateString( WX, true );
+      QString aWYStr = HYDROGUI_Tool::GetCoordinateString( WY, true );
+      QString aMsg = tr( "COORDINATES_INFO" );
+      aMsg = aMsg.arg( aXStr ).arg( anYStr ).arg( aWXStr ).arg( aWYStr );
+      aDesktop->statusBar()->showMessage( aMsg );
+    }
+  }
+}
+
+/**
+ * Returns stack of active operations;
+ */
+QStack<HYDROGUI_Operation*>& HYDROGUI_Module::getActiveOperations()
+{
+  return myActiveOperationMap;
+}
+
+/**
+ * Returns the module active operation. If the active operation is show/hide,
+ * the method returns the previous operation if it is.
+ */
+HYDROGUI_Operation* HYDROGUI_Module::activeOperation()
+{
+  HYDROGUI_Operation* anOp = !myActiveOperationMap.empty() ? myActiveOperationMap.top() : 0;
+
+  if ( dynamic_cast<HYDROGUI_ShowHideOp*>( anOp ) )
+  {
+    QVectorIterator<HYDROGUI_Operation*> aVIt( myActiveOperationMap );
+    aVIt.toBack();
+    aVIt.previous(); // skip the top show/hide operation
+    anOp = aVIt.hasPrevious() ? aVIt.previous() : 0;
+  }
+
+  return anOp;
+}
+
+/*!
+ * \brief Virtual public slot
+ *
+ * This method is called after the object inserted into data view to update their visibility state
+ * This is default implementation
+ */
+void HYDROGUI_Module::onObjectClicked( SUIT_DataObject* theObject, int theColumn )
+{
+  if ( !isActiveModule() )
+      return;
+
+  HYDROGUI_DataObject* hydroObject = dynamic_cast<HYDROGUI_DataObject*>( theObject );
+
+  // change visibility of object
+  if ( !hydroObject || theColumn != SUIT_DataObject::VisibilityId )
+      return;
+
+  SUIT_AbstractModel* treeModel = dynamic_cast<SUIT_AbstractModel*>( getApp()->objectBrowser()->model() );
+
+  QString id = theObject->text( theObject->customData( Qtx::IdType ).toInt() );
+  Qtx::VisibilityState visState = treeModel->visibilityState( id );
+  if ( visState == Qtx::UnpresentableState )
+      return;
+
+  visState = visState == Qtx::ShownState ? Qtx::HiddenState : Qtx::ShownState;
+  treeModel->setVisibilityState( id, visState );
+
+  bool vis = visState == Qtx::ShownState;
+  if ( vis == isObjectVisible( HYDROGUI_Tool::GetActiveViewId( this ), hydroObject->modelObject() ) )
+      return;
+
+  setObjectVisible( HYDROGUI_Tool::GetActiveViewId( this ), hydroObject->modelObject(), vis );
+
+  update( UF_OCCViewer | ( visState == Qtx::ShownState ? UF_FitAll : 0 ) );
+}
+
+Handle(HYDROData_StricklerTable) HYDROGUI_Module::getLandCoverColoringTable( const int theViewId ) const
+{
+  Handle(HYDROData_StricklerTable) aTable;
+
+  if ( myLandCoverColoringMap.contains( theViewId ) ) {
+    aTable = myLandCoverColoringMap.value( theViewId );
+  }
+
+  return aTable;
+}
+
+void HYDROGUI_Module::setLandCoverColoringTable( const int theViewId,
+                                                 const Handle(HYDROData_StricklerTable)& theTable )
+{
+  if ( !theTable.IsNull() ) {
+    myLandCoverColoringMap.insert( theViewId, theTable );
+  }
+}
+
+void HYDROGUI_Module::setLandCoversScalarMapModeOff( const int theViewId )
+{
+  myLandCoverColoringMap.remove( theViewId );
+}
+
+bool HYDROGUI_Module::isLandCoversScalarMapModeOn( const int theViewId ) const
+{
+  return myLandCoverColoringMap.contains( theViewId );
+}
+
+void HYDROGUI_Module::setObjectRemoved( const Handle(HYDROData_Entity)& theObject )
+{
+  if ( theObject.IsNull() || !theObject->IsRemoved() ) {
+    return;
+  }
+
+  if ( theObject->GetKind() == KIND_STRICKLER_TABLE ) {
+    Handle(HYDROData_StricklerTable) aTable = 
+      Handle(HYDROData_StricklerTable)::DownCast( theObject );
+    QList<int> aViewIds;
+    QMutableMapIterator<int, Handle(HYDROData_StricklerTable)> anIter( myLandCoverColoringMap );
+    while ( anIter.hasNext() ) {
+      if ( HYDROGUI_DataObject::dataObjectEntry( anIter.next().value() ) == 
+           HYDROGUI_DataObject::dataObjectEntry( aTable ) ) {
+        anIter.remove();
+      }
+    }
+  }
+}