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Merge from V5_1_main 14/05/2010
[modules/visu.git] / src / VISUGUI / VisuGUI_StreamLinesDlg.cxx
index aaa91c6f2b9e832fc4878b6ec85b0c453ca019fb..5fa078a0e3c6ae36c7fd324bb12e5a4fc6e75831 100644 (file)
-//  File      : VisuGUI_StreamLinesDlg.cxx
-//  Created   : 06 / 03 / 2003
-//  Author    : Vitaly SMETANNIKOV
-//  Project   : SALOME 
-//  Module    : VISUGUI
-//  Copyright : Open CASCADE 
-
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+//  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.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
 
+//  File   : VisuGUI_StreamLinesDlg.cxx
+//  Author : Vitaly SMETANNIKOV
+//  Module : VISU
+//
 #include "VisuGUI_StreamLinesDlg.h"
-#include <qlayout.h>
-#include <qgroupbox.h>
-#include <qcolordialog.h>
-#include "QAD_Application.h"
-#include "QAD_Desktop.h"
-#include "QAD_Config.h"
+
+#include "VisuGUI.h"
+#include "VisuGUI_Tools.h"
+#include "VisuGUI_InputPane.h"
+
+#include "VISU_Mesh_i.hh"
+#include "VISU_Gen_i.hh"
+#include "VISU_StreamLines_i.hh"
+#include "VISU_ColoredPrs3dFactory.hh"
+#include "VISU_StreamLinesPL.hxx"
+#include "VISU_Actor.h"
+
+#include <SalomeApp_DoubleSpinBox.h>
+#include "SalomeApp_Application.h"
+#include "LightApp_Application.h"
+#include "LightApp_SelectionMgr.h"
+
+#include "SVTK_ViewWindow.h"
+
+#include "SUIT_Desktop.h"
+#include "SUIT_Session.h"
+#include "SUIT_ResourceMgr.h"
+#include "SUIT_MessageBox.h"
+
+#include "SALOME_ListIO.hxx"
+
+#include <SALOMEDSClient_SObject.hxx>
+
+#include <QtxColorButton.h>
+
+#include <limits>
+
+#include <QLayout>
+#include <QLabel>
+#include <QCheckBox>
+#include <QComboBox>
+#include <QGroupBox>
+#include <QColorDialog>
+#include <QTabWidget>
+#include <QPushButton>
+#include <QLabel>
+#include <QStringList>
+#include <QKeyEvent>
+#include <QFrame>
 
 
-VisuGUI_StreamLinesDlg::VisuGUI_StreamLinesDlg()
-    : QDialog( QAD_Application::getDesktop(), "VisuGUI_StreamLinesDlg", true, WStyle_Customize | WStyle_NormalBorder | WStyle_Title | WStyle_SysMenu )
+VisuGUI_StreamLinesDlg::VisuGUI_StreamLinesDlg (SalomeApp_Module* theModule)
+  : VisuGUI_ScalarBarBaseDlg(theModule),
+    myVisuGUI(theModule)
 {
-  setCaption("Stream lines Preferences");
-  setSizeGripEnabled( TRUE );
+  setWindowTitle(tr("DLG_TITLE"));
+  setSizeGripEnabled(TRUE);
 
-  QGridLayout* TopLayout = new QGridLayout( this ); 
-  TopLayout->setSpacing( 6 );
+  QVBoxLayout* aBoxLayout = new QVBoxLayout(this);
+  aBoxLayout->setSpacing( 6 );
+  aBoxLayout->setMargin( 11 );
+
+  myTabBox = new QTabWidget(this);
+
+  QFrame* aTopBox = new QFrame(this);
+  //aTopBox->setMargin( 11 );
+  QGridLayout* TopLayout = new QGridLayout( aTopBox );
+  TopLayout->setAlignment( Qt::AlignTop );
+  TopLayout->setSpacing( 8 );
   TopLayout->setMargin( 11 );
 
-  QLabel* aStepLenLbl = new QLabel( tr( "Step Length" ), this);
-  TopLayout->addWidget(aStepLenLbl, 0, 0);
-  myStepLen = new QAD_SpinBoxDbl( this);
+  // Source box
+  QGroupBox* aSourceBox = new QGroupBox (tr("SOURCE_GRP"), aTopBox);
+  //aSourceBox->setColumnLayout(0, Qt::Vertical);
+  QGridLayout* aSrcLayout = new QGridLayout( aSourceBox );
+  aSrcLayout->setSpacing( 6 );
+  aSrcLayout->setMargin( 11 );
+
+  QLabel* aTypeLbl = new QLabel( tr( "LBL_SOURCE_TYPE" ), aSourceBox);
+  aSrcLayout->addWidget(aTypeLbl, 0, 0);
+
+  myUseSrcCombo = new QComboBox(aSourceBox);
+  QStringList aChoise;
+  aChoise.append( "None" );
+  aChoise.append( "Entity" );
+  aChoise.append( "Family" );
+  aChoise.append( "Group" );
+  aChoise.append( "Presentation" );
+  myUseSrcCombo->addItems(aChoise);
+  aSrcLayout->addWidget(myUseSrcCombo, 0, 1);
+
+  mySrcCombo = new QComboBox(aSourceBox);
+  mySrcCombo->setEnabled((myUseSrcCombo->currentIndex() == 0));
+
+  connect(myUseSrcCombo, SIGNAL(activated(int)), this, SLOT(onSourceTypeChange(int)));
+
+  // Find all fields and time stamps on it
+  _PTR(Study) aActiveStudy = VISU::GetCStudy(VISU::GetAppStudy(myVisuGUI));
+  LightApp_SelectionMgr* aSel = VISU::GetSelectionMgr(myVisuGUI);
+  SALOME_ListIO selected;
+  aSel->selectedObjects(selected);
+  if (selected.Extent() > 0) {
+    Handle(SALOME_InteractiveObject) aIO = selected.First();
+    if (aIO->hasEntry()) {
+      _PTR(SObject) aSObject = aActiveStudy->FindObjectID(aIO->getEntry());
+      VISU::VISUType aType = VISU::Storable::SObject2Type(aSObject);
+      switch (aType) {
+      case VISU::TTIMESTAMP: {
+        aSObject = aSObject->GetFather();
+        aSObject = aSObject->GetFather();
+        break;
+      }
+      case VISU::TFIELD: {
+        _PTR(SObject) newSObject;
+        if(aSObject->ReferencedObject(newSObject)) aSObject = newSObject;
+        aSObject = aSObject->GetFather();
+        break;
+      }
+      case VISU::TANIMATION: {
+        _PTR(ChildIterator) aTmpIter = aActiveStudy->NewChildIterator(aSObject);
+        for (aTmpIter->InitEx(true); aTmpIter->More(); aTmpIter->Next()) {
+          _PTR(SObject) aTmpChildSObj = aTmpIter->Value();
+          _PTR(SObject) newSObject;
+          if(aTmpChildSObj->ReferencedObject(newSObject)){
+            aSObject = newSObject;
+            aSObject->GetFather();
+            break;
+          }
+        }
+        break;
+      }}
+      
+      aSObject = aSObject->GetFather();
+      aSObject = aSObject->GetFather();
+
+      mySelectionObj = aSObject;
+      CORBA::Object_var anObject = VISU::ClientSObjectToObject(mySelectionObj);
+      if (CORBA::is_nil(anObject)) {
+        mySelectionObj = mySelectionObj->GetFather();
+      }
+    }
+  }
+
+  if (mySelectionObj) {
+    _PTR(ChildIterator) aIter = aActiveStudy->NewChildIterator(mySelectionObj);
+
+    for (aIter->InitEx(true); aIter->More(); aIter->Next()) {
+      _PTR(SObject) aChildSObj = aIter->Value();
+      CORBA::Object_var aChildObject = VISU::ClientSObjectToObject(aChildSObj);
+
+      if (!CORBA::is_nil(aChildObject)) {
+        VISU::Prs3d_var aPrsObj = VISU::Prs3d::_narrow(aChildObject);
+        if (!CORBA::is_nil(aPrsObj)) { // if this is a Prs object
+          if ((aPrsObj->GetType() != VISU::TSTREAMLINES) &&
+              (aPrsObj->GetType() != VISU::TMESH)) {
+            _PTR(GenericAttribute) anAttr;
+            if (aChildSObj->FindAttribute(anAttr, "AttributeName")) {
+              _PTR(AttributeName) aName (anAttr);
+              myPrsLst += QString(aName->Value().c_str());
+              myPrsList.append(aPrsObj);
+              continue;
+            }
+          }
+        }
+      }
+
+      VISU::VISUType aType = VISU::Storable::SObject2Type(aChildSObj);
+      if ((aType == VISU::TFAMILY) || (aType == VISU::TGROUP) || (aType == VISU::TENTITY)) {
+        _PTR(GenericAttribute) aNameAttr;
+        if (aChildSObj->FindAttribute(aNameAttr, "AttributeName")) {
+          _PTR(AttributeName) aName (aNameAttr);
+          VISU::Prs3d_var aPrsObj = VISU::Prs3d::_narrow(aChildObject);
+          switch (aType) {
+          case VISU::TFAMILY:
+            myFamilisLst += QString(aName->Value().c_str());
+            myFamilyList.append(aPrsObj);
+            break;
+          case VISU::TGROUP:
+            myGroupsLst += QString(aName->Value().c_str());
+            myGroupList.append(aPrsObj);
+            break;
+          case VISU::TENTITY:
+            myEntitiesLst += QString(aName->Value().c_str());
+            myEntityList.append(aPrsObj);
+            break;
+          }
+        }
+      }
+    }
+  }
+
+  //  connect(myUseSrcChk, SIGNAL(toggled(bool)), mySrcCombo, SLOT(setEnabled(bool)));
+  aSrcLayout->addWidget(mySrcCombo, 1, 0, 1, 2);
+
+  QLabel* aPercentLbl = new QLabel (tr("LBL_USED_POINTS"), aSourceBox);
+  aSrcLayout->addWidget(aPercentLbl, 2, 0);
+
+  myPntPercent = new SalomeApp_DoubleSpinBox( aSourceBox );
+  VISU::initSpinBox( myPntPercent, 0., 1., .1, "parametric_precision" );
+  aSrcLayout->addWidget(myPntPercent, 2, 1);
+
+  TopLayout->addWidget(aSourceBox, 0, 0, 1, 2);
+
+  QLabel* aStepLenLbl = new QLabel (tr("LBL_STEP_LENGTH"), aTopBox);
+  TopLayout->addWidget(aStepLenLbl, 1, 0);
+  myStepLen = new SalomeApp_DoubleSpinBox( aTopBox );
+  VISU::initSpinBox( myStepLen,
+                     std::numeric_limits<double>::min(), 
+                     std::numeric_limits<double>::max(),
+                     .1, 
+                     "parametrc_precision" );  
   myStepLen->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
-  TopLayout->addWidget(myStepLen, 0, 1);
+  TopLayout->addWidget(myStepLen, 1, 1);
+  connect(myStepLen, SIGNAL(valueChanged(double)), this, SLOT(StepLengthChanged(double)));
 
-  QLabel* aIntegStepLenLbl = new QLabel( tr( "Integration Step" ), this);
-  TopLayout->addWidget(aIntegStepLenLbl, 1, 0);
-  myIntegStepLen = new QAD_SpinBoxDbl( this);
+  QLabel* aIntegStepLenLbl = new QLabel (tr("LBL_INTEGRATION_STEP"), aTopBox);
+  TopLayout->addWidget(aIntegStepLenLbl, 2, 0);
+  myIntegStepLen = new SalomeApp_DoubleSpinBox( aTopBox );
+  VISU::initSpinBox( myIntegStepLen,
+                     std::numeric_limits<double>::min(), 
+                     std::numeric_limits<double>::max(), 
+                     .1, 
+                     "parametrc_precision" ); 
   myIntegStepLen->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
-  TopLayout->addWidget(myIntegStepLen, 1, 1);
-  
-  QLabel* aPropagationLbl = new QLabel( tr( "Propagation Time" ), this);
-  TopLayout->addWidget(aPropagationLbl, 2, 0);
-  myPropTime = new QAD_SpinBoxDbl( this, 0, 1000, 10);
+  TopLayout->addWidget(myIntegStepLen, 2, 1);
+  connect(myIntegStepLen, SIGNAL(valueChanged(double)), this, SLOT(IntegrationStepChanged(double)));
+
+  QLabel* aPropagationLbl = new QLabel (tr("LBL_PROPAGATION_TIME"), aTopBox);
+  TopLayout->addWidget(aPropagationLbl, 3, 0);
+  myPropTime = new SalomeApp_DoubleSpinBox( aTopBox );
+  VISU::initSpinBox( myPropTime,
+                     std::numeric_limits<double>::min(), 
+                     std::numeric_limits<double>::max(), 
+                     .1, 
+                     "parametrc_precision" );
   myPropTime->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
-  TopLayout->addWidget(myPropTime, 2, 1);
-  
-  QLabel* aDirLbl = new QLabel( tr( "Direction" ), this);
-  TopLayout->addWidget(aDirLbl, 3, 0);
-  myDirCombo = new QComboBox(this);
-  myDirCombo->insertItem("Forward");
-  myDirCombo->insertItem("Backward");
-  myDirCombo->insertItem("Both");
-  TopLayout->addWidget(myDirCombo, 3, 1);
-
-  myUseScalar = new QCheckBox( tr( "Magnitude coloring" ), this, "UseMagn" );
-  //  TopLayout->addMultiCellWidget(myUseScalar, 4, 4, 0, 1);
+  TopLayout->addWidget(myPropTime, 3, 1);
+  connect(myPropTime, SIGNAL(valueChanged(double)), this, SLOT(PropagationTimeChanged(double)));
+
+  QLabel* aDirLbl = new QLabel (tr("LBL_DIRECTION"),aTopBox);
+  TopLayout->addWidget(aDirLbl, 4, 0);
+  myDirCombo = new QComboBox(aTopBox);
+  myDirCombo->addItem("Forward");
+  myDirCombo->addItem("Backward");
+  myDirCombo->addItem("Both");
+  TopLayout->addWidget(myDirCombo, 4, 1);
+
+  myUseScalar = new QCheckBox (tr("MAGNITUDE_COLORING_CHK"), aTopBox);
   connect( myUseScalar, SIGNAL( clicked() ), this, SLOT( enableSetColor() ) );
-  TopLayout->addWidget(myUseScalar, 4, 0);
-
-  SelColor = new QPushButton( tr( "Use Color" ), this, "SelColor" );
-  connect( SelColor,     SIGNAL( clicked() ), this, SLOT( setVColor() ) );
-  TopLayout->addWidget( SelColor, 4, 1);
-  QGroupBox* aGroupButtons = new QGroupBox( this, "GroupButtons" );
-  aGroupButtons->setColumnLayout(0, Qt::Vertical );
-  aGroupButtons->layout()->setSpacing( 0 );
-  aGroupButtons->layout()->setMargin( 0 );
-  
-  QGridLayout* aGroupButtonsLayout = new QGridLayout( aGroupButtons->layout() );
+  TopLayout->addWidget(myUseScalar, 5, 0);
+
+  SelColor = new QtxColorButton( aTopBox );
+  SelColor->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ) );
+  //connect( SelColor,     SIGNAL( clicked() ), this, SLOT( setVColor() ) );
+  TopLayout->addWidget( SelColor, 5, 1);
+
+  myTabBox->addTab(aTopBox, "Stream Lines");
+  myInputPane = new VisuGUI_InputPane(VISU::TSTREAMLINES, theModule, this);
+  myTabBox->addTab(GetScalarPane(), "Scalar Bar");
+  myTabBox->addTab(myInputPane, "Input");
+
+  aBoxLayout->addWidget(myTabBox);
+
+  QGroupBox* aGroupButtons = new QGroupBox( this );
+  //aGroupButtons->setColumnLayout(0, Qt::Vertical );
+  //aGroupButtons->layout()->setSpacing( 0 );
+  //aGroupButtons->layout()->setMargin( 0 );
+
+  QGridLayout* aGroupButtonsLayout = new QGridLayout( aGroupButtons );
   aGroupButtonsLayout->setAlignment( Qt::AlignTop );
   aGroupButtonsLayout->setSpacing( 6 );
   aGroupButtonsLayout->setMargin( 11 );
 
-  QPushButton* aOkBtn = new QPushButton( tr( "&OK" ), aGroupButtons, "buttonOk" );
+  QPushButton* aOkBtn = new QPushButton( tr( "BUT_OK" ), aGroupButtons );
   aOkBtn->setAutoDefault( TRUE );
   aOkBtn->setDefault( TRUE );
   aGroupButtonsLayout->addWidget( aOkBtn, 0, 0 );
   aGroupButtonsLayout->addItem( new QSpacerItem( 5, 5, QSizePolicy::Expanding, QSizePolicy::Minimum ), 0, 1 );
 
-  QPushButton* aCancelBtn = new QPushButton( tr( "&Cancel" ) , aGroupButtons, "buttonCancel" );
+  QPushButton* aCancelBtn = new QPushButton( tr( "BUT_CANCEL" ) , aGroupButtons );
   aCancelBtn->setAutoDefault( TRUE );
   aGroupButtonsLayout->addWidget( aCancelBtn, 0, 2 );
+
+  QPushButton* aHelpBtn = new QPushButton( tr( "BUT_HELP" ) , aGroupButtons );
+  aHelpBtn->setAutoDefault( TRUE );
+  aGroupButtonsLayout->addWidget( aHelpBtn, 0, 3 );
+
   connect( aOkBtn,     SIGNAL( clicked() ), this, SLOT( accept() ) );
   connect( aCancelBtn, SIGNAL( clicked() ), this, SLOT( reject() ) );
-  TopLayout->addMultiCellWidget( aGroupButtons, 5, 5, 0, 1 );
+  connect( aHelpBtn,   SIGNAL( clicked() ), this, SLOT( onHelp() ) );
+
+  aBoxLayout->addWidget(aGroupButtons);
+
   enableSetColor();
 }
 
+VisuGUI_StreamLinesDlg::~VisuGUI_StreamLinesDlg()
+{}
+
+void VisuGUI_StreamLinesDlg::initFromPrsObject ( VISU::ColoredPrs3d_i* thePrs,
+                                                 bool theInit )
+{
+  if( theInit )
+    myPrsCopy = VISU::TSameAsFactory<VISU::TSTREAMLINES>().Create(thePrs, VISU::ColoredPrs3d_i::EDoNotPublish);
+
+  VisuGUI_ScalarBarBaseDlg::initFromPrsObject(myPrsCopy, theInit);
+
+  static int aNbOfSteps = 30;
+  VISU_StreamLinesPL* aStreamLinesPL = myPrsCopy->GetSpecificPL();
+  float aMin, aMax;
+  aMin = aStreamLinesPL->GetMinPropagationTime();
+  aMax = aStreamLinesPL->GetMaxPropagationTime();
+  myPropTime->setRange(aMin,aMax);
+  myPropTime->setValue(aStreamLinesPL->GetPropagationTime());
+  myPropTime->setSingleStep((aMax-aMin)/aNbOfSteps);
 
+  aMin = aStreamLinesPL->GetMinStepLength();
+  aMax = aStreamLinesPL->GetMaxStepLength();
+  myStepLen->setRange(aMin,aMax);
+  myStepLen->setValue(aStreamLinesPL->GetStepLength());
+  myStepLen->setSingleStep((aMax-aMin)/aNbOfSteps);
 
-void VisuGUI_StreamLinesDlg::initFromPrsObject(VISU::StreamLines_i* thePrs) {
-  myStepLen->setValue(thePrs->GetStepLength());
-  myIntegStepLen->setValue(thePrs->GetIntegrationStep());
-  myPropTime->setValue(thePrs->GetPropagationTime());
-  switch (thePrs->GetDirection()) {
+  aMin = aStreamLinesPL->GetMinIntegrationStep();
+  aMax = aStreamLinesPL->GetMaxIntegrationStep();
+  myIntegStepLen->setRange(aMin,aMax);
+  myIntegStepLen->setValue(aStreamLinesPL->GetIntegrationStep());
+  myIntegStepLen->setSingleStep((aMax-aMin)/aNbOfSteps);
+
+  switch (myPrsCopy->GetDirection()) {
   case VISU::StreamLines::FORWARD:
-    myDirCombo->setCurrentItem(0);
+    myDirCombo->setCurrentIndex(0);
     break;
   case VISU::StreamLines::BACKWARD:
-    myDirCombo->setCurrentItem(1);
+    myDirCombo->setCurrentIndex(1);
     break;
   case VISU::StreamLines::BOTH:
-    myDirCombo->setCurrentItem(2);
+    myDirCombo->setCurrentIndex(2);
   }
-  myUseScalar->setChecked(thePrs->isColored());
+  myUseScalar->setChecked(myPrsCopy->IsColored());
+  myPntPercent->setValue(myPrsCopy->GetUsedPoints());
+
+  mySrcCombo->setEnabled(false);
+  QString aSrcEntry = myPrsCopy->GetSourceEntry();
 
-  setColor(QColor(thePrs->GetColor()[0]*255,
-                 thePrs->GetColor()[1]*255,
-                 thePrs->GetColor()[2]*255));
+  SALOMEDS::Color anOldColor = myPrsCopy->GetColor();
+  QColor aColor = QColor(int(255*anOldColor.R),int(255*anOldColor.G),int(255*anOldColor.B));
+  setColor(aColor);
   enableSetColor();
+
+#define INITPRS(PRSLIST, PRSNUM) \
+    for (int i = 0; i < PRSLIST.count(); i++) { \
+      VISU::Prs3d_i* aPrs = dynamic_cast<VISU::Prs3d_i*>(VISU::GetServant(PRSLIST[i]).in()); \
+      if (aPrs == NULL) continue; \
+      if (aSrcEntry == aPrs->GetEntry().c_str()) { \
+        onSourceTypeChange(PRSNUM); \
+        myUseSrcCombo->setCurrentIndex(PRSNUM); \
+        mySrcCombo->setEnabled(true); \
+        mySrcCombo->setCurrentIndex(i); \
+        return; \
+      } \
+    }
+
+  if (!aSrcEntry.isEmpty()) {
+    INITPRS(myEntityList, 1);
+    INITPRS(myFamilyList, 2);
+    INITPRS(myGroupList, 3);
+    INITPRS(myPrsList, 4);
+  }
+#undef INITPRS
+
+  if( !theInit )
+    return;
+
+  myInputPane->initFromPrsObject( myPrsCopy );
+  myTabBox->setCurrentIndex( 0 );
+
 }
 
+int VisuGUI_StreamLinesDlg::storeToPrsObject (VISU::ColoredPrs3d_i* thePrs)
+{
+  if(!myInputPane->check() || !GetScalarPane()->check())
+    return 0;
+  
+  int anIsOk = myInputPane->storeToPrsObject( myPrsCopy );
+  anIsOk &= GetScalarPane()->storeToPrsObject( myPrsCopy );
+  
+  if (anIsOk) {
+    myPrsCopy->ShowColored(myUseScalar->isChecked());
+    if (!myPrsCopy->IsColored()) {
+      SALOMEDS::Color aColor;
+      aColor.R = SelColor->color().red()/255.;
+      aColor.G = SelColor->color().green()/255.;
+      aColor.B = SelColor->color().blue()/255.;
+      myPrsCopy->SetColor(aColor);
+    }
 
+    VISU::StreamLines::Direction aDirection = VISU::StreamLines::BOTH;
+    switch (myDirCombo->currentIndex()) {
+    case 0:
+      aDirection = VISU::StreamLines::FORWARD;
+      break;
+    case 1:
+      aDirection = VISU::StreamLines::BACKWARD;
+      break;
+    case 2:
+      aDirection = VISU::StreamLines::BOTH;
+    }
 
-void VisuGUI_StreamLinesDlg::storeToPrsObject(VISU::StreamLines_i* thePrs) {
-  thePrs->SetStepLength(myStepLen->value());
-  thePrs->SetIntegrationStep(myIntegStepLen->value());
-  thePrs->SetPropagationTime(myPropTime->value());
-  switch (myDirCombo->currentItem()) {
-  case 0:
-    thePrs->SetDirection(VISU::StreamLines::FORWARD);
-    break;
-  case 1:
-    thePrs->SetDirection(VISU::StreamLines::BACKWARD);
-    break;
-  case 2:
-    thePrs->SetDirection(VISU::StreamLines::BOTH);
+    VISU::Prs3d_var aPrs;
+    int aSrcSelection = myUseSrcCombo->currentIndex();
+    int aSrcItem = (mySrcCombo->count() > 0)? mySrcCombo->currentIndex() : -1;
+    if ((aSrcSelection > 0) && (aSrcItem > -1)) {
+      VISU::VISUType aType;
+      QString aName;
+      switch (aSrcSelection) {
+      case 1: // Entity
+        aPrs = myEntityList[aSrcItem];
+        aType = VISU::TENTITY;
+        aName = myEntitiesLst[aSrcItem];
+        break;
+      case 2: // Family
+        aPrs = myFamilyList[aSrcItem];
+        aType = VISU::TFAMILY;
+        aName = myFamilisLst[aSrcItem];
+        break;
+      case 3: // Group
+        aPrs = myGroupList[aSrcItem];
+        aType = VISU::TGROUP;
+        aName = myGroupsLst[aSrcItem];
+        break;
+      case 4: // Presentation
+        aPrs = myPrsList[aSrcItem];
+        break;
+      }
+      if (CORBA::is_nil(aPrs) && aSrcSelection != 4) {
+        aPrs = createMesh(aType, aName);
+      }
+    }
+    anIsOk &= myPrsCopy->SetParams(myIntegStepLen->value(),
+                                   myPropTime->value(),
+                                   myStepLen->value(),
+                                   aPrs,
+                                   myPntPercent->value(),
+                                   aDirection);
   }
-  thePrs->setColored(myUseScalar->isChecked());
 
-  float aColor[3];
-  aColor[0] = myColor.red()/255.;
-  aColor[1] = myColor.green()/255.;
-  aColor[2] = myColor.blue()/255.;
+  VISU::TSameAsFactory<VISU::TSTREAMLINES>().Copy(myPrsCopy, thePrs);
 
-  thePrs->SetColor(aColor);
+  return anIsOk;
 }
 
 /*!
@@ -140,20 +476,23 @@ void VisuGUI_StreamLinesDlg::storeToPrsObject(VISU::StreamLines_i* thePrs) {
 */
 void VisuGUI_StreamLinesDlg::setColor( QColor color )
 {
-  myColor = color;
-  SelColor->setPaletteBackgroundColor(myColor);
+  /*Color = color;
+  QPalette aPal = SelColor->palette();
+  aPal.setColor( SelColor->backgroundRole(), myColor );
+  SelColor->setPalette( aPal );*/
+  SelColor->setColor( color );
 }
 
 
 /*!
   Called when "Select Color" buttonx clicked
 */
-void VisuGUI_StreamLinesDlg::setVColor()
+/*void VisuGUI_StreamLinesDlg::setVColor()
 {
   QColor cnew = QColorDialog::getColor( myColor, this );
   if ( cnew.isValid() )
     setColor( cnew );
-}
+}*/
 
 
 /*!
@@ -173,3 +512,57 @@ void VisuGUI_StreamLinesDlg::enableSetColor()
   SelColor->setEnabled(!myUseScalar->isChecked() );
 }
 
+void VisuGUI_StreamLinesDlg::StepLengthChanged(double theValue){
+}
+
+void VisuGUI_StreamLinesDlg::IntegrationStepChanged(double theValue) {
+}
+
+void VisuGUI_StreamLinesDlg::PropagationTimeChanged(double theValue) {
+  myStepLen->setMaximum(theValue);
+}
+
+void VisuGUI_StreamLinesDlg::onSourceTypeChange(int theIndex) {
+  mySrcCombo->clear();
+  if (theIndex == 0) {
+    mySrcCombo->setEnabled(false);
+    return;
+  } else
+    mySrcCombo->setEnabled(true);
+
+  switch(theIndex) {
+  case 1: // Entity
+    mySrcCombo->addItems(myEntitiesLst);
+    return;
+  case 2: // Family
+    mySrcCombo->addItems(myFamilisLst);
+    return;
+  case 3: // Group
+    mySrcCombo->addItems(myGroupsLst);
+    return;
+  case 4: // Presentation
+    mySrcCombo->addItems(myPrsLst);
+    return;
+  }
+}
+
+
+VISU::Mesh_ptr VisuGUI_StreamLinesDlg::createMesh (VISU::VISUType theType, QString theName)
+{
+  return VISU::Mesh::_nil();
+}
+
+void VisuGUI_StreamLinesDlg::accept()
+{
+  VisuGUI_ScalarBarBaseDlg::accept();
+}
+
+void VisuGUI_StreamLinesDlg::reject()
+{
+  VisuGUI_ScalarBarBaseDlg::reject();
+}
+
+QString VisuGUI_StreamLinesDlg::GetContextHelpFilePath()
+{
+  return "stream_lines_page.html";
+}