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Minor changes.
[modules/hydro.git] / src / HYDROCurveCreator / CurveCreator_Widget.cxx
index ea0b5098a0cdff39cf4e25d4d25090589c7a3449..b595c2217d16d73f6481aae0e861c8dc92027260 100644 (file)
@@ -20,9 +20,7 @@
 #include "CurveCreator_Widget.h"
 #include "CurveCreator_TreeView.h"
 #include "CurveCreator_ICurve.hxx"
-//#include "CurveCreator_CurveEditor.hxx"
 #include "CurveCreator.hxx"
-//#include "CurveCreator_NewPointDlg.h"
 #include "CurveCreator_NewSectionDlg.h"
 #include "CurveCreator_Utils.h"
 #include "CurveCreator_UtilsICurve.hxx"
 #include <OCCViewer_ViewPort3d.h>
 #include "OCCViewer_Utilities.h"
 
-#include <BRep_Tool.hxx>
-#include <TopoDS.hxx>
-#include <TopoDS_Vertex.hxx>
-#include <TopoDS_Wire.hxx>
-#include <TopoDS_Edge.hxx>
-#include <gp_Lin.hxx>
-#include <gp_Dir.hxx>
-#include <TopExp_Explorer.hxx>
-
-#include <GeomAPI_ProjectPointOnCurve.hxx>
-
-#include <AIS_ListOfInteractive.hxx>
-#include <AIS_ListIteratorOfListOfInteractive.hxx>
-#include <AIS_Shape.hxx>
-#include <AIS_LocalContext.hxx>
-#include <Geom_Point.hxx>
-#include <Geom_BSplineCurve.hxx>
-#include <Geom_Line.hxx>
-
 #include <QHBoxLayout>
 #include <QVBoxLayout>
 #include <QLabel>
@@ -71,7 +50,7 @@
 #include <QTableWidget>
 #include <QTime>
 
-#define MEASURE_TIME
+//#define MEASURE_TIME
 
 #ifdef MEASURE_TIME
 
 
 CurveCreator_Widget::CurveCreator_Widget(QWidget* parent,
                                          CurveCreator_ICurve *theCurve,
+                                         const int theActionFlags,
+                                         const QStringList& theCoordTitles,
                                          Qt::WindowFlags fl,
                                          int theLocalPointRowLimit )
 : QWidget(parent), myNewSectionEditor(NULL), myCurve(theCurve), mySection(0),
   myDragStarted( false ), myDragInteractionStyle( SUIT_ViewModel::STANDARD ),
   myOCCViewer( 0 ), myLocalPointRowLimit( theLocalPointRowLimit )
 {
-  myNewSectionEditor = new CurveCreator_NewSectionDlg( this );
+  bool isToEnableClosed = !( theActionFlags & DisableClosedSection );
+  myNewSectionEditor = new CurveCreator_NewSectionDlg( this, isToEnableClosed );
   myNewSectionEditor->hide();
   connect( myNewSectionEditor, SIGNAL(addSection()), this, SLOT(onAddNewSection()) );
   connect( myNewSectionEditor, SIGNAL(modifySection()), this, SLOT(onModifySection()) );
@@ -114,11 +96,12 @@ CurveCreator_Widget::CurveCreator_Widget(QWidget* parent,
   QGroupBox* aSectionGroup = new QGroupBox(tr("Sections"),this);
 
   mySectionView = new CurveCreator_TreeView(myCurve, aSectionGroup);
+  mySectionView->setSelectionMode( QTreeView::ExtendedSelection );
   connect( mySectionView, SIGNAL(selectionChanged()), this, SLOT( onSelectionChanged() ) );
   connect( mySectionView, SIGNAL(sectionEntered(int)), this, SLOT(onEditSection(int)) );
   connect( mySectionView, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(onContextMenu(QPoint)) );
 
-  myLocalPointView = new CurveCreator_TableView( myCurve, this );
+  myLocalPointView = new CurveCreator_TableView( myCurve, this, theCoordTitles );
   connect( myLocalPointView, SIGNAL( cellChanged( int, int ) ),
            this, SLOT( onCellChanged( int, int ) ) );
 
@@ -150,12 +133,14 @@ CurveCreator_Widget::CurveCreator_Widget(QWidget* parent,
   aTB->addAction(anAct);
 
   aTB->addSeparator();
-
+  
   anAct = createAction( NEW_SECTION_ID, tr("NEW_SECTION"), aNewSectionPixmap, tr("NEW_SECTION_TLT"), 
                         QKeySequence(Qt::ControlModifier|Qt::Key_N) );
   connect(anAct, SIGNAL(triggered()), this, SLOT(onNewSection()) );
-  aTB->addAction(anAct);
-  aTB->addSeparator();
+  if ( !(theActionFlags & DisableNewSection) ) {
+    aTB->addAction(anAct);
+    aTB->addSeparator();
+  }
 
   anAct = createAction( ADDITION_MODE_ID, tr("ADDITION_MODE"), aNewPointPixmap, tr("ADDITION_MODE_TLT"), 
                         QKeySequence() );
@@ -176,8 +161,10 @@ CurveCreator_Widget::CurveCreator_Widget(QWidget* parent,
   anAct->setCheckable(true);
   connect(anAct, SIGNAL(triggered(bool)), this, SLOT(onDetectionMode(bool)) );
   connect(anAct, SIGNAL(toggled(bool)), this, SLOT(onModeChanged(bool)) );
-  aTB->addAction(anAct);
-
+  if ( !(theActionFlags & DisableDetectionMode) ) {
+    aTB->addAction(anAct);
+  }
+  
   anAct = createAction( CLOSE_SECTIONS_ID, tr("CLOSE_SECTIONS"), QPixmap(), tr("CLOSE_SECTIONS_TLT"), 
                         QKeySequence(Qt::ControlModifier|Qt::Key_W) );
   connect(anAct, SIGNAL(triggered()), this, SLOT(onCloseSections()) );
@@ -199,22 +186,21 @@ CurveCreator_Widget::CurveCreator_Widget(QWidget* parent,
                         QKeySequence(Qt::ControlModifier|Qt::Key_Delete ) );
   connect(anAct, SIGNAL(triggered()), this, SLOT(onRemove()) );
   aTB->addAction(anAct);
-  // TODO join
-  //aTB->addSeparator();
+  
+  aTB->addSeparator();
 
-  //anAct = createAction( JOIN_ID, tr("JOIN"), aJoinPixmap, tr("JOIN_TLT"), 
-  //                      QKeySequence(Qt::ControlModifier|Qt::Key_Plus ) );
-  //connect( anAct, SIGNAL(triggered()), this, SLOT(onJoin()) );
-  //aTB->addAction(anAct);
+  anAct = createAction( JOIN_ID, tr("JOIN"), aJoinPixmap, tr("JOIN_TLT"), 
+                        QKeySequence(Qt::ControlModifier|Qt::Key_Plus ) );
+  connect( anAct, SIGNAL(triggered()), this, SLOT(onJoin()) );
+  aTB->addAction(anAct);
 
   anAct = createAction( CLEAR_ALL_ID, tr("CLEAR_ALL"), QPixmap(), tr("CLEAR_ALL_TLT"), 
                         QKeySequence(Qt::ControlModifier | Qt::ShiftModifier | Qt::Key_Delete ) );
   connect( anAct, SIGNAL(triggered()), this, SLOT( onClearAll()) );
 
-  // TODO join
-  //anAct = createAction( JOIN_ALL_ID, tr("JOIN_ALL"), QPixmap(), tr("JOIN_ALL_TLT"), 
-  //                      QKeySequence(Qt::ControlModifier | Qt::ShiftModifier | Qt::Key_Plus ) );
-  //connect( anAct, SIGNAL(triggered()), this, SLOT(onJoinAll()) );
+  anAct = createAction( JOIN_ALL_ID, tr("JOIN_ALL"), QPixmap(), tr("JOIN_ALL_TLT"), 
+                        QKeySequence(Qt::ControlModifier | Qt::ShiftModifier | Qt::Key_Plus ) );
+  connect( anAct, SIGNAL(triggered()), this, SLOT(onJoinAll()) );
 
   QVBoxLayout* aSectLayout = new QVBoxLayout();
   aSectLayout->setMargin( 5 );
@@ -358,7 +344,6 @@ void CurveCreator_Widget::updateActionsStates()
     if ( removeEnabled() )
       anEnabledAct << REMOVE_ID;
     QList<int> aSelSections = mySectionView->getSelectedSections();
-    QList< QPair< int, int > > aSelPoints = mySectionView->getSelectedPoints();
     CurveCreator_TreeView::SelectionType aSelType = mySectionView->getSelectionType();
     switch( aSelType ){
     case CurveCreator_TreeView::ST_NOSEL:{
@@ -383,22 +368,31 @@ void CurveCreator_Widget::updateActionsStates()
         }
         break;
         case ModificationMode: {
-         anEnabledAct << CLOSE_SECTIONS_ID << UNCLOSE_SECTIONS_ID << SET_SECTIONS_POLYLINE_ID << SET_SECTIONS_SPLINE_ID;
+          if ( myNewSectionEditor->isEnableClosed() )
+            anEnabledAct << CLOSE_SECTIONS_ID << UNCLOSE_SECTIONS_ID;
+          anEnabledAct << SET_SECTIONS_POLYLINE_ID << SET_SECTIONS_SPLINE_ID;
           int aSectCnt = myCurve->getNbSections();
           if( aSectCnt > 0 )
             anEnabledAct << CLEAR_ALL_ID;
-          // TODO
-          //if( aSectCnt > 1 )
-          //  anEnabledAct << JOIN_ALL_ID;
-          //if( aSelSections.size() > 1 ){
-          //  anEnabledAct << JOIN_ID;
-          //}
+          if( aSectCnt > 1 )
+            anEnabledAct << JOIN_ALL_ID;
+          if( aSelSections.size() > 1 ){
+            anEnabledAct << JOIN_ID;
+          }
         }
         break;
         case DetectionMode: {
         }
         break;
         case NoneMode:
+          {
+            int aSectCnt = myCurve->getNbSections();
+            if( aSectCnt > 1 )
+              anEnabledAct << JOIN_ALL_ID;
+            if( aSelSections.size() > 1 )
+              anEnabledAct << JOIN_ID;
+          }
+          break;
         default:
         break;
       }
@@ -431,10 +425,9 @@ void CurveCreator_Widget::updateActionsStates()
     if( (myCurve->getNbSections() + myCurve->getNbPoints()) > 0 ){
       anEnabledAct << REMOVE_ALL_ID;
     }*/
-    // TODO
-    //if( myCurve->getNbSections() > 1 ){
-    //  anEnabledAct << JOIN_ALL_ID;
-    //}
+    if( myCurve->getNbSections() > 1 ){
+      anEnabledAct << JOIN_ALL_ID;
+    }
   }
   QList<ActionId> anIds = myActionMap.keys();
   for( int i = 0 ; i < anIds.size() ; i++ ){
@@ -464,13 +457,6 @@ void CurveCreator_Widget::onAdditionMode(bool checked)
   if( aSelSection.size() > 0 ){
     mySection = aSelSection[0];
   }
-  else{
-    QList< QPair<int,int> > aSelPoints = mySectionView->getSelectedPoints();
-    if( aSelPoints.size() > 0 ){
-      mySection = aSelPoints[0].first;
-      myPointNum = aSelPoints[0].second + 1;
-    }
-  }
 //  emit subOperationStarted( myNewPointEditor );
 }
 
@@ -517,33 +503,17 @@ void CurveCreator_Widget::onModeChanged(bool checked)
   setLocalPointContext( aMode == ModificationMode, true );
 }
 
-void CurveCreator_Widget::onAddNewPoint(const CurveCreator::Coordinates& theCoords)
-{
-  if( !myCurve )
-    return;
-  //myCurve->addPoints(theCoords, mySection, myPointNum );
-  //mySectionView->pointsAdded( mySection, myPointNum );
-  //myPointNum++;
-  QList<int> aSections = mySectionView->getSelectedSections();
-  if( aSections.size() == 0 ){
-    return;
-  }
-  int aSection = aSections[0];
-  myCurve->addPoints(theCoords, aSection); // add to the end of section
-  mySectionView->pointsAdded( aSection, myCurve->getNbPoints( aSection ) );
-  updateActionsStates();
-  updateUndoRedo();
-}
-
 void CurveCreator_Widget::onNewSection()
 {
   if( !myCurve )
     return;
+
+  stopActionMode();
   myNewSectionEditor->clear();
   myNewSectionEditor->setEditMode(false);
   QString aSectName = QString( CurveCreator_UtilsICurve::getUniqSectionName( myCurve ).c_str() );
   myNewSectionEditor->setSectionParameters(aSectName, true, CurveCreator::Polyline );
-  emit subOperationStarted( myNewSectionEditor );
+  emit subOperationStarted( myNewSectionEditor, false );
 }
 
 void CurveCreator_Widget::onAddNewSection()
@@ -579,31 +549,41 @@ QAction* CurveCreator_Widget::createAction( ActionId theId, const QString& theNa
   return anAct;
 }
 
-QAction* CurveCreator_Widget::getAction(ActionId theId)
+QAction* CurveCreator_Widget::getAction( ActionId theId )
 {
   if( myActionMap.contains(theId) )
     return myActionMap[theId];
   return NULL;
 }
 
-CurveCreator_Widget::ActionMode CurveCreator_Widget::getActionMode() const
+QAction* CurveCreator_Widget::getAction( ActionMode theMode )
 {
-  ActionMode aMode = NoneMode;
-
-  if ( myActionMap[ADDITION_MODE_ID]->isChecked() )
-    aMode = AdditionMode;
-  else if ( myActionMap[MODIFICATION_MODE_ID]->isChecked() )
-    aMode = ModificationMode;
-  else if ( myActionMap[DETECTION_MODE_ID]->isChecked() )
-    aMode = DetectionMode;
-
-  return aMode;
+  ActionId anActionId = NONE_ID;
+  switch ( theMode ) {
+    case AdditionMode:
+      anActionId = ADDITION_MODE_ID;
+      break;
+    case ModificationMode:
+      anActionId = MODIFICATION_MODE_ID;
+      break;
+    case DetectionMode:
+      anActionId = DETECTION_MODE_ID;
+      break;
+    default:
+      break;
+  }
+  QAction* anAction = 0;
+  if ( anActionId != NONE_ID && myActionMap.contains( anActionId ) )
+    anAction = myActionMap[anActionId];
+  return anAction;
 }
 
 void CurveCreator_Widget::onEditSection( int theSection )
 {
   if( !myCurve )
     return;
+  
+  stopActionMode();
   mySection = theSection;
   QString aSectName = QString::fromStdString( myCurve->getSectionName(theSection));
   bool isClosed = myCurve->isClosed(theSection);
@@ -611,7 +591,7 @@ void CurveCreator_Widget::onEditSection( int theSection )
   myNewSectionEditor->setEditMode(true);
   myNewSectionEditor->setSectionParameters( aSectName, isClosed, aType );
 
-  emit subOperationStarted( myNewSectionEditor );
+  emit subOperationStarted( myNewSectionEditor, true );
 }
 
 void CurveCreator_Widget::onModifySection()
@@ -621,7 +601,6 @@ void CurveCreator_Widget::onModifySection()
   QString aName = myNewSectionEditor->getName();
   bool isClosed = myNewSectionEditor->isClosed();
   CurveCreator::SectionType aSectType = myNewSectionEditor->getSectionType();
-//  myCurve->startOperation();
   if( myCurve->getSectionName(mySection) != aName.toStdString() )
     myCurve->setSectionName( mySection , aName.toStdString() );
 
@@ -630,38 +609,11 @@ void CurveCreator_Widget::onModifySection()
 
   if( myCurve->isClosed(mySection) != isClosed )
     myCurve->setClosed( mySection, isClosed );
-//  myCurve->finishOperation();
   mySectionView->sectionChanged(mySection);
   updateUndoRedo();
   onCancelSection();
 }
 
-/*void CurveCreator_Widget::onEditPoint( int theSection, int thePoint )
-{
-  if( !myNewPointEditor || !myEdit )
-    return;
-  mySection = theSection;
-  myPointNum = thePoint;
-  QString aSectName = QString::fromStdString( myCurve->getSectionName(theSection));
-  myNewPointEditor->setEditMode(true);
-  myNewPointEditor->setSectionName(aSectName);
-  myNewPointEditor->setDimension( myCurve->getDimension() );
-  CurveCreator::Coordinates aCoords = myCurve->getCoordinates(theSection,thePoint);
-  myNewPointEditor->setCoordinates(aCoords);
-  emit subOperationStarted( myNewPointEditor );
-}
-
-void CurveCreator_Widget::onModifyPoint()
-{
-  if( !myEdit )
-    return;
-  CurveCreator::Coordinates aCoords = myNewPointEditor->getCoordinates();
-  myEdit->setCoordinates( aCoords, mySection, myPointNum );
-  mySectionView->pointDataChanged( mySection, myPointNum );
-  updateUndoRedo();
-  onCancelPoint();
-}*/
-
 void CurveCreator_Widget::onJoin()
 {
   if( !myCurve )
@@ -670,18 +622,28 @@ void CurveCreator_Widget::onJoin()
   if( aSections.size() == 0 ){
     return;
   }
-  int aMainSect = aSections[0];
-  int aMainSectSize = myCurve->getNbPoints(aMainSect);
-//  myCurve->startOperation();
-  for( int i = 1 ; i < aSections.size() ; i++ ){
-    int aSectNum = aSections[i] - (i-1);
-    myCurve->join( aMainSect, aSectNum );
-    mySectionView->sectionsRemoved( aSectNum );
+  stopActionMode();
+
+  std::list<int> aSectionsToJoin;
+  for( int i = 0; i < aSections.size() ; i++ ){
+    aSectionsToJoin.push_back( aSections[i] );
+  }
+  //int aMainSect = aSectionsToJoin.front();
+  //int aMainSectSize = myCurve->getNbPoints(aMainSect);
+  if ( myCurve->join( aSectionsToJoin ) )
+  {
+    std::list<int>::const_iterator anIt = aSectionsToJoin.begin(),
+                                   aLast = aSectionsToJoin.end();
+    // the first section should be skipped. It is not removed, but is modified
+    anIt++;
+    for ( ; anIt != aLast; anIt++ )
+      mySectionView->sectionsRemoved( *anIt );
   }
-//  myCurve->finishOperation();
+
+  /* The update for the points of the main section
   int aNewSectSize = myCurve->getNbPoints(aMainSect);
   if( aNewSectSize != aMainSectSize )
-    mySectionView->pointsAdded( aMainSect, aMainSectSize, aNewSectSize-aMainSectSize );
+    mySectionView->pointsAdded( aMainSect, aMainSectSize, aNewSectSize-aMainSectSize );*/
   updateUndoRedo();
 }
 
@@ -706,6 +668,7 @@ void CurveCreator_Widget::onClearAll()
 {
   if( !myCurve )
     return;
+  stopActionMode();
   myCurve->clear();
   mySectionView->reset();
   updateActionsStates();
@@ -716,7 +679,14 @@ void CurveCreator_Widget::onJoinAll()
 {
   if( !myCurve )
     return;
-  myCurve->join();
+  stopActionMode();
+
+  std::list<int> aSectionsToJoin;
+  for( int i = 0, aNb = myCurve->getNbSections(); i < aNb ; i++ ){
+    aSectionsToJoin.push_back( i );
+  }
+  bool aRes = myCurve->join( aSectionsToJoin );
+
   mySectionView->reset();
   updateActionsStates();
   updateUndoRedo();
@@ -731,13 +701,12 @@ void CurveCreator_Widget::onSetSpline()
 {
   if( !myCurve )
     return;
+  stopActionMode();
   QList<int> aSelSections = mySectionView->getSelectedSections();
-//  myCurve->startOperation();
   for( int i = 0 ; i < aSelSections.size() ; i++ ){
     myCurve->setSectionType(aSelSections[i], CurveCreator::Spline );
     mySectionView->sectionChanged(aSelSections[i]);
   }
-//  myCurve->finishOperation();
   updateUndoRedo();
 }
 
@@ -745,13 +714,12 @@ void CurveCreator_Widget::onSetPolyline()
 {
   if( !myCurve )
     return;
-//  myCurve->startOperation();
+  stopActionMode();
   QList<int> aSelSections = mySectionView->getSelectedSections();
   for( int i = 0 ; i < aSelSections.size() ; i++ ){
     myCurve->setSectionType( aSelSections[i], CurveCreator::Polyline );
     mySectionView->sectionChanged( aSelSections[i] );
   }
-//  myCurve->finishOperation();
   updateUndoRedo();
 }
 
@@ -759,13 +727,12 @@ void CurveCreator_Widget::onCloseSections()
 {
   if( !myCurve )
     return;
-//  myCurve->startOperation();
+  stopActionMode();
   QList<int> aSelSections = mySectionView->getSelectedSections();
   for( int i = 0 ; i < aSelSections.size() ; i++ ){
     myCurve->setClosed(aSelSections[i], true);
     mySectionView->sectionChanged(aSelSections[i]);
   }
-//  myCurve->finishOperation();
   updateUndoRedo();
 }
 
@@ -773,13 +740,12 @@ void CurveCreator_Widget::onUncloseSections()
 {
   if( !myCurve )
     return;
-//  myCurve->startOperation();
+  stopActionMode();
   QList<int> aSelSections = mySectionView->getSelectedSections();
   for( int i = 0 ; i < aSelSections.size() ; i++ ){
     myCurve->setClosed(aSelSections[i], false);
     mySectionView->sectionChanged(aSelSections[i]);
   }
-//  myCurve->finishOperation();
   updateUndoRedo();
 }
 
@@ -833,7 +799,7 @@ void CurveCreator_Widget::updateUndoRedo()
 void CurveCreator_Widget::onContextMenu( QPoint thePoint )
 {
   QList<ActionId> aContextActions;
-  aContextActions << CLEAR_ALL_ID << JOIN_ALL_ID << SEPARATOR_ID <<
+  aContextActions << CLEAR_ALL_ID << JOIN_ID << JOIN_ALL_ID << SEPARATOR_ID <<
                      CLOSE_SECTIONS_ID << UNCLOSE_SECTIONS_ID << SET_SECTIONS_POLYLINE_ID <<
                      SET_SECTIONS_SPLINE_ID;
   QPoint aGlPoint = mySectionView->mapToGlobal(thePoint);
@@ -874,9 +840,11 @@ QList<int> CurveCreator_Widget::getSelectedSections()
   return mySectionView->getSelectedSections();
 }
 
-QList< QPair< int, int > > CurveCreator_Widget::getSelectedPoints()
+void CurveCreator_Widget::setSelectedSections( const QList<int>& theSections )
 {
-  return mySectionView->getSelectedPoints();
+  mySectionView->setSelectedSections( theSections );
+  updateActionsStates();
+  updateUndoRedo();
 }
 
 /**
@@ -902,12 +870,61 @@ bool CurveCreator_Widget::removeEnabled()
   return isEnabled;
 }
 
+void CurveCreator_Widget::setActionMode( const ActionMode& theMode )
+{
+  ActionMode aPrevMode = getActionMode();
+  QAction* aPrevAction = getAction( aPrevMode );
+  QAction* anAction = getAction( theMode );
+  switch ( theMode ) {
+    case NoneMode:
+    case AdditionMode: {
+      if ( aPrevAction ) {
+        if ( aPrevAction->isChecked() ) {
+          aPrevAction->setChecked( false );
+        }
+      }
+      if ( aPrevMode == ModificationMode )
+        onModificationMode( false );
+      if ( aPrevMode == AdditionMode )
+        onAdditionMode( false );
+
+      if ( theMode == AdditionMode )
+      {
+        anAction->setChecked( true );
+        onModeChanged( true );
+      }
+    }
+    break;
+    break;
+    case ModificationMode:
+    {
+      //TODO
+    }
+    break;
+    case DetectionMode:
+      break;
+  }
+}
+
+CurveCreator_Widget::ActionMode CurveCreator_Widget::getActionMode() const
+{
+  ActionMode aMode = NoneMode;
+
+  if ( myActionMap[ADDITION_MODE_ID]->isChecked() )
+    aMode = AdditionMode;
+  else if ( myActionMap[MODIFICATION_MODE_ID]->isChecked() )
+    aMode = ModificationMode;
+  else if ( myActionMap[DETECTION_MODE_ID]->isChecked() )
+    aMode = DetectionMode;
+
+  return aMode;
+}
 
 //=================================================================================
-// function : GeometryGUI::onGetCoordsByClick()
+// function : GeometryGUI::addCoordsByClick()
 // purpose  : Manage mouse press events in Additon mode
 //=================================================================================
-void CurveCreator_Widget::onGetCoordsByClick( QMouseEvent* pe )
+void CurveCreator_Widget::addCoordsByClick( QMouseEvent* pe )
 {
   if (pe->button() != Qt::LeftButton)
     return;
@@ -925,15 +942,6 @@ void CurveCreator_Widget::onGetCoordsByClick( QMouseEvent* pe )
     else
       ic->Select();       // New selection
 
-    /*TopoDS_Shape aShape;
-
-    ic->InitSelected();
-    if ( ic->MoreSelected() )
-      aShape = ic->SelectedShape();
-
-    if ( !aShape.IsNull() && aShape.ShapeType() == TopAbs_VERTEX )
-      aPnt = BRep_Tool::Pnt( TopoDS::Vertex( ic->SelectedShape() ) );
-    else*/
     {
       OCCViewer_ViewPort3d* vp = getViewPort();
       aPnt = CurveCreator_Utils::ConvertClickToPoint( pe->x(), pe->y(), vp->getView() );
@@ -945,8 +953,7 @@ void CurveCreator_Widget::onGetCoordsByClick( QMouseEvent* pe )
     if ( myCurve->getDimension() == 3 ) {
       aCoords.push_back( aPnt.Z() );
     }
-    onAddNewPoint(aCoords);
-//    myNewPointEditor->setCoordinates( aCoords );
+    addNewPoint(aCoords);
   }
 }
 
@@ -960,6 +967,9 @@ void CurveCreator_Widget::onMousePress( SUIT_ViewWindow*, QMouseEvent* theEvent
   if ( theEvent->button() != Qt::LeftButton )
     return;
 
+  myPressedX = theEvent->x();
+  myPressedY = theEvent->y();
+
   switch( getActionMode() ) {
     case ModificationMode: {
       //store initial cursor position for Drag&Drop
@@ -967,7 +977,7 @@ void CurveCreator_Widget::onMousePress( SUIT_ViewWindow*, QMouseEvent* theEvent
       break;
     }
     case AdditionMode: {
-      onGetCoordsByClick( theEvent );
+      addCoordsByClick( theEvent );
       break;
     }
     default:
@@ -988,23 +998,83 @@ void CurveCreator_Widget::onMouseRelease( SUIT_ViewWindow*, QMouseEvent* theEven
   if ( myDragStarted ) {
     bool isDragged = myDragged;
     CurveCreator_ICurve::SectionToPointList aDraggedPoints;
-    if ( myDragged )
+    QMap<CurveCreator_ICurve::SectionToPoint, std::deque< float > > anInitialDragPointsCoords;
+    if ( myDragged ) {
       aDraggedPoints = myDragPoints;
+      anInitialDragPointsCoords = myInitialDragPointsCoords;
+    }
 
     setDragStarted( false );
-    // if the drag of some points has happened, restore the drag selection
-    if ( aDraggedPoints.size() > 0 )
-    {
-      START_MEASURE_TIME;
-      setSelectedPoints( aDraggedPoints );
-      END_MEASURE_TIME( "drop" );
+
+    if ( aDraggedPoints.size() > 0 ) {
+      // Collect old coordinates of the dragged points
+      CurveCreator_ICurve::SectionToPointCoordsList anOldPoints;
+      foreach ( const CurveCreator_ICurve::SectionToPoint aSectionToPoint, anInitialDragPointsCoords.keys() ) {
+        CurveCreator::Coordinates aCoords = anInitialDragPointsCoords.value( aSectionToPoint );
+        anOldPoints.push_back( std::make_pair( aSectionToPoint, aCoords ) );
+      }
+
+      if ( myCurve->canPointsBeSorted() ) {
+        // Add old coordinates of the curve points (except the dragged points) to the list
+        for( int aSectionId = 0 ; aSectionId < myCurve->getNbSections() ; aSectionId++ ) {
+          CurveCreator::Coordinates aCoords;
+          for ( int aPointId = 0, aNb = myCurve->getNbPoints( aSectionId ); aPointId < aNb; aPointId++ ) {
+            aCoords = myCurve->getPoint( aSectionId, aPointId );
+            if ( aCoords.size() < 2 ) {
+              continue;
+            }
+            
+            CurveCreator_ICurve::SectionToPoint aSectionToPoint = std::make_pair( aSectionId, aPointId );
+
+            if ( !anInitialDragPointsCoords.contains( aSectionToPoint ) ) {
+              anOldPoints.push_back( std::make_pair( aSectionToPoint, aCoords ) );
+            }
+          }
+        }
+        
+        // Apply points sorting
+        CurveCreator_ICurve::SectionToPointList aPoints;
+        startCurveModification( aPoints, false );
+
+        myCurve->setSkipSorting( false );
+
+        CurveCreator_ICurve::SectionToPointCoordsList aCoordList;
+        CurveCreator_ICurve::SectionToPointList::const_iterator anIt = aDraggedPoints.begin(),
+                                                                aLast = aDraggedPoints.end();
+        for ( ; anIt != aLast; anIt++ ) {
+          int aSectionId = anIt->first;
+          int aPointId = anIt->second;
+          std::deque<float> aPos = myCurve->getPoint( aSectionId, aPointId );
+
+          aCoordList.push_back(
+            std::make_pair( std::make_pair( aSectionId, aPointId ), aPos ) );
+        }
+
+        myCurve->setSeveralPoints( aCoordList, false );
+    
+        finishCurveModification( aDraggedPoints );
+      } else {
+        // if the drag of some points has happened, restore the drag selection
+        START_MEASURE_TIME;
+        setSelectedPoints( aDraggedPoints );
+        END_MEASURE_TIME( "drop" );
+      }
+
+      // Save drag difference
+      myCurve->saveCoordDiff( anOldPoints );
     }
   }
   else // check whether the segment is clicked an a new point should be added to the segment
-    insertPointToSelectedSegment( theEvent->pos().x(), theEvent->pos().y() );
+  {
+    int aReleasedX = theEvent->x();
+    int aReleasedY = theEvent->y();
+    if ( myPressedX == aReleasedX && myPressedY == aReleasedY )
+      insertPointToSelectedSegment( aReleasedX, aReleasedY );
+  }
 
   // updates the input panel table to show the selected point coordinates
   updateLocalPointView();
+  updateUndoRedo();
 }
 
 /**
@@ -1079,27 +1149,14 @@ void CurveCreator_Widget::onCellChanged( int theRow, int theColumn )
  */
 void CurveCreator_Widget::removeSection()
 {
-  QList< QPair<int,int> > aSelPoints = mySectionView->getSelectedPoints();
-  int aCurrSect=-1;
-  int aRemoveCnt = 0;
-//  myCurve->startOperation();
-  for( int i = 0 ; i < aSelPoints.size() ; i++ ){
-    if( aCurrSect != aSelPoints[i].first ){
-      aRemoveCnt = 0;
-      aCurrSect = aSelPoints[i].first;
-    }
-    int aPntIndx = aSelPoints[i].second - aRemoveCnt;
-    myCurve->removePoint( aCurrSect, aPntIndx );
-    mySectionView->pointsRemoved( aCurrSect, aPntIndx );
-    aRemoveCnt++;
-  }
+  stopActionMode();
+
   QList<int> aSections = mySectionView->getSelectedSections();
   for( int i = 0 ; i < aSections.size() ; i++ ){
     int aSectNum = aSections[i] - (i);
     myCurve->removeSection( aSectNum );
     mySectionView->sectionsRemoved( aSectNum );
   }
-//  myCurve->finishOperation();
   mySectionView->clearSelection();
   updateUndoRedo();
 }
@@ -1121,6 +1178,21 @@ void CurveCreator_Widget::removePoint()
   finishCurveModification( CurveCreator_ICurve::SectionToPointList() );
 }
 
+void CurveCreator_Widget::addNewPoint(const CurveCreator::Coordinates& theCoords)
+{
+  if( !myCurve )
+    return;
+  QList<int> aSections = mySectionView->getSelectedSections();
+  if( aSections.size() == 0 ){
+    return;
+  }
+  int aSection = aSections[0];
+  myCurve->addPoints(theCoords, aSection); // add to the end of section
+  mySectionView->pointsAdded( aSection, myCurve->getNbPoints( aSection ) );
+  updateActionsStates();
+  updateUndoRedo();
+}
+
 void CurveCreator_Widget::insertPointToSelectedSegment( const int theX,
                                                         const int theY )
 {
@@ -1135,8 +1207,9 @@ void CurveCreator_Widget::insertPointToSelectedSegment( const int theX,
     return;
   gp_Pnt aPoint;
   gp_Pnt aPoint1, aPoint2;
-  bool isFoundPoint = CurveCreator_Utils::getNeighbourPoints( aContext, aView, theX, theY,
-                                                              aPoint, aPoint1, aPoint2 );
+  Handle(AIS_InteractiveObject) anAISObject = myCurve->getAISObject();
+  bool isFoundPoint = CurveCreator_Utils::pointOnObject( aView, anAISObject, theX, theY,
+                                                         aPoint, aPoint1, aPoint2 );
   if ( !isFoundPoint )
     return;
 
@@ -1154,6 +1227,7 @@ void CurveCreator_Widget::insertPointToSelectedSegment( const int theX,
   CurveCreator_ICurve::SectionToPointList::const_iterator anIt = aPoints1.begin(),
                                                           aLast = aPoints1.end();
   int aSectionId = -1;
+  // find the indices of the neighbour point
   // there can be a case when a new point is added into two sections
   int aPoint1Id = -1, aPoint2Id = -1;
   for ( ; anIt != aLast && aSectionId < 0; anIt++ ) {
@@ -1213,6 +1287,12 @@ void CurveCreator_Widget::moveSelectedPoints( const int theXPosition,
     aChangedPos = myCurve->getPoint( aSectionId, aPointId );
     if ( aChangedPos.size() < 2 )
       continue;
+
+    // Remember drag points coordinates
+    if ( !myDragged ) {
+      myInitialDragPointsCoords.insert( std::make_pair( aSectionId, aPointId ), aChangedPos );
+    }
+
     aChangedPos[0] = aChangedPos[0] - aXDelta;
     aChangedPos[1] = aChangedPos[1] - anYDelta;
     
@@ -1220,7 +1300,7 @@ void CurveCreator_Widget::moveSelectedPoints( const int theXPosition,
       std::make_pair(std::make_pair( aSectionId, aPointId ), 
                      aChangedPos ));
   }
-  myCurve->setSeveralPoints( aCoordList );
+  myCurve->setSeveralPoints( aCoordList, false );
 
   myDragged = true;
   finishCurveModification( myDragPoints );
@@ -1236,16 +1316,14 @@ void CurveCreator_Widget::updateLocalPointView()
 
   CurveCreator_Utils::getSelectedPoints( aContext, myCurve, myLocalPoints );
   int aNbPoints = myLocalPoints.size();
+
   bool isRowLimit = aNbPoints > myLocalPointRowLimit;
-  myLocalPointView->setVisible( !isRowLimit );
+  myLocalPointView->setVisible( getActionMode() == ModificationMode && !isRowLimit );
 
   if ( !isRowLimit ) {
     bool isBlocked = myLocalPointView->blockSignals(true);
-    myLocalPointView->setRowCount( 0 );
-    CurveCreator_ICurve::SectionToPointList::const_iterator anIt = myLocalPoints.begin(),
-                                                            aLast = myLocalPoints.end();
-    for ( ; anIt != aLast; anIt++ )
-      myLocalPointView->addLocalPointToTable( *anIt );
+
+    myLocalPointView->setLocalPointsToTable( myLocalPoints );
 
     myLocalPointView->blockSignals( isBlocked );
   }
@@ -1256,7 +1334,7 @@ void CurveCreator_Widget::updateLocalPointView()
  */
 void CurveCreator_Widget::setLocalPointContext( const bool theOpen, const bool isUpdateTable )
 {
-  CurveCreator_Utils::setLocalPointContext( getAISContext(), theOpen );
+  CurveCreator_Utils::setLocalPointContext( myCurve, getAISContext(), theOpen );
   if ( !theOpen && isUpdateTable )
     updateLocalPointView();
 }
@@ -1270,11 +1348,13 @@ void CurveCreator_Widget::setDragStarted( const bool theState, const QPoint& the
 {
   if ( theState ) {
     getSelectedPoints( myDragPoints );
+
     myDragStarted = myDragPoints.size();
     myDragStartPosition = thePoint;
     if ( myDragStarted ) {
       // change a viewer interaction style in order to avoid a select rectangle build
       myDragInteractionStyle = changeInteractionStyle( SUIT_ViewModel::KEY_FREE );
+      myCurve->setSkipSorting( true );
     }
   }
   else {
@@ -1282,6 +1362,7 @@ void CurveCreator_Widget::setDragStarted( const bool theState, const QPoint& the
       changeInteractionStyle( myDragInteractionStyle );
     myDragStarted = false;
     myDragPoints.clear();
+    myInitialDragPointsCoords.clear();
   }
   myDragged = false;
 }
@@ -1305,6 +1386,11 @@ void CurveCreator_Widget::setSelectedPoints( const CurveCreator_ICurve::SectionT
   updateLocalPointView();
 }
 
+void CurveCreator_Widget::stopActionMode()
+{
+  setActionMode( NoneMode );
+}
+
 /**
  * Get viewer information before perform the curve modification.
  * Take a list of selected cuve points an close local context.