]> Creatis software - clitk.git/blobdiff - vv/vvMainWindow.cxx
changes in license header
[clitk.git] / vv / vvMainWindow.cxx
index 35e91c5315bdbd3c7166b22c153c83db6fd27597..e53841950d599b2b1b1f8d1d29db7a2658c8f2af 100644 (file)
@@ -1,84 +1,81 @@
 /*=========================================================================
+  Program:   vv                     http://www.creatis.insa-lyon.fr/rio/vv
 
-Program:   vv
-Language:  C++
-Author :   Pierre Seroul (pierre.seroul@gmail.com)
+  Authors belong to:
+  - University of LYON              http://www.universite-lyon.fr/
+  - Léon Bérard cancer center       http://www.centreleonberard.fr
+  - CREATIS CNRS laboratory         http://www.creatis.insa-lyon.fr
 
-Copyright (C) 200COLUMN_IMAGE_NAME
-Léon Bérard cancer center http://oncora1.lyon.fnclcc.fr
-CREATIS-LRMN http://www.creatis.insa-lyon.fr
+  This software is distributed WITHOUT ANY WARRANTY; without even
+  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+  PURPOSE.  See the copyright notices for more information.
 
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, version 3 of the License.
+  It is distributed under dual licence
 
-This program 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 General Public License for more details.
+  - BSD        See included LICENSE.txt file
+  - CeCILL-B   http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+===========================================================================**/
 
-You should have received a copy of the GNU General Public License
-along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-=========================================================================*/
 #include <algorithm>
 #include <QMessageBox>
 #include <QInputDialog>
 #include <QTimer>
+#include "QTreePushButton.h"
 
+// VV include
 #include "vvMainWindow.h"
 #include "vvHelpDialog.h"
 #include "vvDocumentation.h"
 #include "vvProgressDialog.h"
 #include "vvQDicomSeriesSelector.h"
 #include "vvSlicerManager.h"
-#include "clitkIOCommon.h"
+#include "clitkImageCommon.h"
 #include "vvSlicer.h"
 #include "vvInteractorStyleNavigator.h"
 #include "vvImageWriter.h"
-#include "vvResamplerDialog.h"
 #include "vvSegmentationDialog.h"
 #include "vvSurfaceViewerDialog.h"
 #include "vvDeformationDialog.h"
 #include "vvImageWarp.h"
 #include "vvUtils.h"
-#include "vvMaximumIntensityProjection.h"
 #include "vvMidPosition.h"
 #include "vvMesh.h"
 #include "vvStructSelector.h"
 #include "vvMeshReader.h"
-#include "vvCropDialog.h"
-#include "QTreePushButton.h"
-
-#ifdef CLITK_VV_USE_BDCM
-#include <bdcmDicomFilesSelectorDialog.h>
+#include "clitkConfiguration.h"
+
+// ITK include
+#include <itkImage.h>
+#include <itkImageFileReader.h>
+#include <itkByteSwapper.h>
+#include <itkCommand.h>
+#include <itkNumericSeriesFileNames.h>
+
+// VTK include
+#include <vtkImageData.h>
+#include <vtkImageActor.h>
+#include <vtkCornerAnnotation.h>
+#include <vtkRenderWindow.h>
+#include <vtkRenderWindowInteractor.h>
+#include <vtkRenderer.h>
+#include <vtkRendererCollection.h>
+#include <vtkWindowToImageFilter.h>
+#include <vtkBMPWriter.h>
+#include <vtkTIFFWriter.h>
+#include <vtkPNMWriter.h>
+#include <vtkPNGWriter.h>
+#include <vtkJPEGWriter.h>
+#include <vtkFFMPEGWriter.h>
+#ifdef VTK_USE_MPEG2_ENCODER
+  #include <vtkMPEG2Writer.h>
 #endif
-
-#include "itkImage.h"
-#include "itkImageFileReader.h"
-#include "itkByteSwapper.h"
-#include "itkCommand.h"
-#include "itkNumericSeriesFileNames.h"
-
-#include "vtkImageData.h"
-#include "vtkImageActor.h"
-#include "vtkCornerAnnotation.h"
-#include "vtkRenderWindow.h"
-#include "vtkRenderWindowInteractor.h"
-#include "vtkRenderer.h"
-#include "vtkRendererCollection.h"
-
-#include "vtkWindowToImageFilter.h"
-#include "vtkBMPWriter.h"
-#include "vtkTIFFWriter.h"
-#include "vtkPNMWriter.h"
-#include "vtkPNGWriter.h"
-#include "vtkJPEGWriter.h"
+#include <vtkMatrix4x4.h>
+#include <vtkTransform.h>
 
 // Standard includes
 #include <iostream>
-
-#include "vvConstants.h"
+#include <sstream>
+#include <iomanip>
 
 #define COLUMN_TREE 0
 #define COLUMN_UL_VIEW 1
@@ -89,6 +86,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define COLUMN_RELOAD_IMAGE 6
 #define COLUMN_IMAGE_NAME 7
 
+#define EXTENSIONS "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox *.his *.xdr *.SCAN )"
+
 /*Data Tree values
   0,Qt::UserRole full filename
   1,Qt::CheckStateRole checkbutton UL View
@@ -99,1877 +98,1716 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   5,0  short filename
   5,Qt::UserRole mSlicerManager id*/
 
-//====================================================================
-vvMainWindow::vvMainWindow() {
-    setupUi(this); // this sets up the GUI
-
-    mInputPathName = "";
-
-    //Init the contextMenu
-    this->setContextMenuPolicy(Qt::CustomContextMenu);
-    contextActions.resize(0);
-    QAction* actionOpen_new_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/fileopen.png")),
-                                    tr("Open new Image"));
-    connect(actionOpen_new_image,SIGNAL(triggered()),this,SLOT(OpenImages()));
-    contextActions.push_back(actionOpen_new_image);
-
-    contextMenu.addSeparator();
-
-    QAction* actionClose_Image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")),
-                                 tr("Close Current Image"));
-    connect(actionClose_Image,SIGNAL(triggered()),this,SLOT(CloseImage()));
-    contextActions.push_back(actionClose_Image);
-
-    QAction* actionReload_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")),
-                                  tr("Reload Current Image"));
-    connect(actionReload_image,SIGNAL(triggered()),this,SLOT(ReloadImage()));
-    contextActions.push_back(actionReload_image);
-
-    QAction* actionSave_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/filesave.png")),
-                                tr("Save Current Image"));
-    connect(actionSave_image,SIGNAL(triggered()),this,SLOT(SaveAs()));
-    contextActions.push_back(actionSave_image);
-
-    contextMenu.addSeparator();
-
-    QAction* actionCrop_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/crop.png")),
-                                 tr("Crop Current Image"));
-    connect(actionCrop_image,SIGNAL(triggered()),this,SLOT(CropImage()));
-    contextActions.push_back(actionCrop_image);
-
-    QAction* actionSplit_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/cut.png")),
-                                 tr("Split Current Image"));
-    connect(actionSplit_image,SIGNAL(triggered()),this,SLOT(SplitImage()));
-    contextActions.push_back(actionSplit_image);
-
-    contextMenu.addSeparator();
-
-    contextMenu.addAction(actionAdd_VF_to_current_Image);
-    contextActions.push_back(actionAdd_VF_to_current_Image);
-
-    QAction* actionAdd_Overlay_to_current_Image = menuOverlay->addAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/GPSup.png")),
-            tr("Add overlay image to current image"));
-    contextMenu.addAction(actionAdd_Overlay_to_current_Image);
-    contextActions.push_back(actionAdd_Overlay_to_current_Image);
-
-    connect(actionAdd_Overlay_to_current_Image,SIGNAL(triggered()), this,SLOT(SelectOverlayImage()));
-
-    contextMenu.addAction(actionAdd_fusion_image);
-    connect(actionAdd_fusion_image,SIGNAL(triggered()),this,SLOT(AddFusionImage()));
-    contextActions.push_back(actionAdd_fusion_image);
-
-
-    //init the DataTree
-    mSlicerManagers.resize(0);
-
-    QStringList header;
-    header.append("");
-    header.append("TL");
-    header.append("TR");
-    header.append("BL");
-    header.append("BR");
-    header.append("");
-    header.append("");
-    header.append("Name");
-
-    DataTree->setHeaderLabels(header);
-    DataTree->resizeColumnToContents(COLUMN_TREE);
-    DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
-    DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
-    DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
-
-    viewMode = 1;
-    documentation = new vvDocumentation();
-    help_dialog = new vvHelpDialog();
-    dicomSeriesSelector = new vvDicomSeriesSelector();
-
-    inverseButton->setEnabled(0);
-    actionAdd_Overlay_to_current_Image->setEnabled(0);
-    actionSave_As->setEnabled(0);
-    actionAdd_VF_to_current_Image->setEnabled(0);
-    actionAdd_fusion_image->setEnabled(0);
-
-    //init the sliders
-    verticalSliders.push_back(NOVerticalSlider);
-    verticalSliders.push_back(NEVerticalSlider);
-    verticalSliders.push_back(SOVerticalSlider);
-    verticalSliders.push_back(SEVerticalSlider);
-
-    for (int i =0; i < 4; i++)
-        verticalSliders[i]->hide();
-
-    horizontalSliders.push_back(NOHorizontalSlider);
-    horizontalSliders.push_back(NEHorizontalSlider);
-    horizontalSliders.push_back(SOHorizontalSlider);
-    horizontalSliders.push_back(SEHorizontalSlider);
-
-    for (int i =0; i < 4; i++)
-        horizontalSliders[i]->hide();
-
-
-    connect(NOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOVerticalSliderChanged()));
-    connect(NEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEVerticalSliderChanged()));
-    connect(SOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOVerticalSliderChanged()));
-    connect(SEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEVerticalSliderChanged()));
-
-    connect(NOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOHorizontalSliderMoved()));
-    connect(NEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEHorizontalSliderMoved()));
-    connect(SOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOHorizontalSliderMoved()));
-    connect(SEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEHorizontalSliderMoved()));
-
-    //connect everything
-    connect(actionMaximum_Intensity_Projection,SIGNAL(triggered()),this,SLOT(ComputeMIP()));
-    connect(actionCompute_mid_position_image,SIGNAL(triggered()),this,SLOT(ComputeMidPosition()));
-    connect(actionDeformable_Registration,SIGNAL(triggered()),this,SLOT(ComputeDeformableRegistration()));
-    connect(actionWarp_image_with_vector_field,SIGNAL(triggered()),this,SLOT(WarpImage()));
-    connect(actionLoad_images,SIGNAL(triggered()),this,SLOT(OpenImages()));
-    connect(actionOpen_Dicom,SIGNAL(triggered()),this,SLOT(OpenDicom()));
-    connect(actionOpen_Dicom_Struct,SIGNAL(triggered()),this,SLOT(OpenDCStructContour()));
-    connect(actionOpen_VTK_contour,SIGNAL(triggered()),this,SLOT(OpenVTKContour()));
-    connect(actionOpen_Multiple_Images_As_One,SIGNAL(triggered()),this,SLOT(MergeImages()));
-    connect(actionOpen_Image_With_Time,SIGNAL(triggered()),this,SLOT(OpenImageWithTime()));
-    connect(actionMerge_images_as_n_dim_t, SIGNAL(triggered()), this, SLOT(MergeImagesWithTime()));
-    connect(actionSave_As,SIGNAL(triggered()),this,SLOT(SaveAs()));
-    connect(actionExit,SIGNAL(triggered()),this,SLOT(close()));
-    connect(actionAdd_VF_to_current_Image,SIGNAL(triggered()),this,SLOT(OpenField()));
-    connect(actionNavigation_Help,SIGNAL(triggered()),this,SLOT(ShowHelpDialog()));
-    connect(actionDocumentation,SIGNAL(triggered()),this,SLOT(ShowDocumentation()));
-
-    ///////////////////////////////////////////////
-    contextMenu.addAction(actionResampler);
-    connect(actionResampler,SIGNAL(triggered()),this,SLOT(ResampleCurrentImage()));
-    connect(actionSegmentation,SIGNAL(triggered()),this,SLOT(SegmentationOnCurrentImage()));
-    connect(actionSurface_Viewer,SIGNAL(triggered()),this,SLOT(SurfaceViewerLaunch()));
-    ///////////////////////////////////////////////
-
-    actionNorth_East_Window->setEnabled(0);
-    actionNorth_West_Window->setEnabled(0);
-    actionSouth_East_Window->setEnabled(0);
-    actionSouth_West_Window->setEnabled(0);
-
-    connect(actionNorth_East_Window,SIGNAL(triggered()),this,SLOT(SaveNEScreenshot()));
-    connect(actionNorth_West_Window,SIGNAL(triggered()),this,SLOT(SaveNOScreenshot()));
-    connect(actionSouth_East_Window,SIGNAL(triggered()),this,SLOT(SaveSEScreenshot()));
-    connect(actionSouth_West_Window,SIGNAL(triggered()),this,SLOT(SaveSOScreenshot()));
-
-    connect(DataTree,SIGNAL(itemSelectionChanged()),this,SLOT(ImageInfoChanged()));
-    connect(DataTree,SIGNAL(itemClicked(QTreeWidgetItem*, int)),this,
-            SLOT(DisplayChanged(QTreeWidgetItem*, int)));
-
-    connect(viewButton,SIGNAL(clicked()),this, SLOT(ChangeViewMode()) );
-    connect(windowSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
-    connect(levelSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
-    connect(colorMapComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateColorMap()));
-    connect(presetComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateWindowLevel()));
-    connect(inverseButton,SIGNAL(clicked()),this,SLOT(SwitchWindowLevel()));
-
-
-    connect(this,SIGNAL(customContextMenuRequested(QPoint)),this,SLOT(ShowContextMenu(QPoint)));
-
-    connect(linkPanel,SIGNAL(addLink(QString,QString)),this,SLOT(AddLink(QString,QString)));
-    connect(linkPanel,SIGNAL(removeLink(QString,QString)),this,SLOT(RemoveLink(QString,QString)));
-    connect(overlayPanel,SIGNAL(VFPropertyUpdated(int,int,int)),this,SLOT(SetVFProperty(int,int,int)));
-    connect(overlayPanel,SIGNAL(OverlayPropertyUpdated(int)),this,SLOT(SetOverlayProperty(int)));
-    connect(overlayPanel,SIGNAL(FusionPropertyUpdated(int,int,double,double)),
-            this,SLOT(SetFusionProperty(int,int,double,double)));
-    connect(landmarksPanel,SIGNAL(UpdateRenderWindows()),this,SLOT(UpdateRenderWindows()));
-
-    playMode = 0;//pause
-    mFrameRate = 10;
-    playButton->setEnabled(0);
-    frameRateLabel->setEnabled(0);
-    frameRateSpinBox->setEnabled(0);
-    connect(playButton, SIGNAL(clicked()),this,SLOT(PlayPause()));
-    connect(frameRateSpinBox, SIGNAL(valueChanged(int)),this,SLOT(ChangeFrameRate(int)));
-
-    goToCursorPushButton->setEnabled(0);
-    connect(goToCursorPushButton, SIGNAL(clicked()),this,SLOT(GoToCursor()));
-
-    NOViewWidget->hide();
-    NEViewWidget->hide();
-    SOViewWidget->hide();
-    SEViewWidget->hide();
-
-    //Recently opened files
-    std::list<std::string> recent_files = GetRecentlyOpenedImages();
-    if ( not recent_files.empty() )
-    {
-        QMenu * rmenu = new QMenu("Recently opened files...");
-        rmenu->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/open.png")));
-        menuFile->insertMenu(actionOpen_Image_With_Time,rmenu);
-        for (std::list<std::string>::iterator i = recent_files.begin();i!=recent_files.end();i++)
-        {
-            QAction* current=new QAction(QIcon(QString::fromUtf8(":/new/prefix1/icons/open.png")),
-                    (*i).c_str(),this);
-            rmenu->addAction(current);
-            connect(current,SIGNAL(triggered()),this,SLOT(OpenRecentImage()));
-        }
-    }
-}
-//====================================================================
-void vvMainWindow::ComputeMIP()
+//------------------------------------------------------------------------------
+vvMainWindow::vvMainWindow():vvMainWindowBase()
 {
-    vvMaximumIntensityProjection mip;
-    vvSlicerManager* selected_slicer = mSlicerManagers[GetSlicerIndexFromItem(DataTree->selectedItems()[0])];
-    QFileInfo info(selected_slicer->GetFileName().c_str());
-    mip.Compute(selected_slicer);
-    AddImage(mip.GetOutput(),info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_mip.mhd");
+  setupUi(this); // this sets up the GUI
+
+  mInputPathName = "";
+  mMenuTools = menuTools;
+  //  mMenuSegmentation = menuSegmentation;
+  mContextMenu = &contextMenu;
+  mMenuExperimentalTools = menuExperimental;
+  mMainWidget = this;
+  mCurrentTime = -1;
+  mCurrentSelectedImageId = "";
+  mCurrentPickedImageId = "";
+  mCurrentPickedImageIndex = 0;
+
+  //Init the contextMenu
+  this->setContextMenuPolicy(Qt::CustomContextMenu);
+  contextActions.resize(0);
+  QAction* actionOpen_new_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/fileopen.png")),
+                                  tr("O&pen new Image"));
+  actionOpen_new_image->setShortcut(QKeySequence(tr("Ctrl+O")));
+  connect(actionOpen_new_image,SIGNAL(triggered()),this,SLOT(OpenImages()));
+  contextActions.push_back(actionOpen_new_image);
+  contextMenu.addSeparator();
+
+  QAction* actionClose_Image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/exit.png")),
+                               tr("Close Current Image"));
+  connect(actionClose_Image,SIGNAL(triggered()),this,SLOT(CloseImage()));
+  contextActions.push_back(actionClose_Image);
+
+  QAction* actionReload_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")),
+                                tr("Reload Current Image"));
+  connect(actionReload_image,SIGNAL(triggered()),this,SLOT(ReloadImage()));
+  contextActions.push_back(actionReload_image);
+
+  QAction* actionSave_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/filesave.png")),
+                              tr("Save Current Image"));
+  connect(actionSave_image,SIGNAL(triggered()),this,SLOT(SaveAs()));
+  contextActions.push_back(actionSave_image);
+
+  contextMenu.addSeparator();
+
+  contextMenu.addAction(actionAdd_VF_to_current_Image);
+  contextActions.push_back(actionAdd_VF_to_current_Image);
+
+  QAction* actionAdd_Overlay_to_current_Image = menuOverlay->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
+      tr("Add overlay image to current image"));
+  contextMenu.addAction(actionAdd_Overlay_to_current_Image);
+  contextActions.push_back(actionAdd_Overlay_to_current_Image);
+
+  connect(actionAdd_Overlay_to_current_Image,SIGNAL(triggered()), this,SLOT(SelectOverlayImage()));
+
+  contextMenu.addAction(actionAdd_fusion_image);
+  connect(actionAdd_fusion_image,SIGNAL(triggered()),this,SLOT(SelectFusionImage()));
+  contextActions.push_back(actionAdd_fusion_image);
+
+  // TRIAL DS
+  /*
+  QMenu * m = new QMenu(menubar);
+  m->setTitle("TOTO");
+  //  m->setObjectName(QString::fromUtf8("TOTOTO"));
+  contextMenu.addMenu(m);
+  QAction * a = m->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
+                    tr("BIDON"));
+  QAction * b = m->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
+                    tr("BIDON2"));
+  m->addAction(a);
+  m->addAction(b);
+  connect(a,SIGNAL(triggered()),this,SLOT(AddFusionImage()));
+  */
+
+  //init the DataTree
+  mSlicerManagers.resize(0);
+
+  QStringList header;
+  header.append("");
+  header.append("TL");
+  header.append("TR");
+  header.append("BL");
+  header.append("BR");
+  header.append("");
+  header.append("");
+  header.append("Name");
+
+  DataTree->setHeaderLabels(header);
+  DataTree->resizeColumnToContents(COLUMN_TREE);
+  DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
+  DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
+  DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
+
+  viewMode = 1;
+  documentation = new vvDocumentation();
+  help_dialog = new vvHelpDialog();
+  dicomSeriesSelector = new vvDicomSeriesSelector();
+
+  inverseButton->setEnabled(0);
+  actionAdd_Overlay_to_current_Image->setEnabled(0);
+  actionSave_As->setEnabled(0);
+  actionAdd_VF_to_current_Image->setEnabled(0);
+  actionAdd_fusion_image->setEnabled(0);
+
+  //init the sliders
+  verticalSliders.push_back(NOVerticalSlider);
+  verticalSliders.push_back(NEVerticalSlider);
+  verticalSliders.push_back(SOVerticalSlider);
+  verticalSliders.push_back(SEVerticalSlider);
+
+  for (int i =0; i < 4; i++)
+    verticalSliders[i]->hide();
+
+  horizontalSliders.push_back(NOHorizontalSlider);
+  horizontalSliders.push_back(NEHorizontalSlider);
+  horizontalSliders.push_back(SOHorizontalSlider);
+  horizontalSliders.push_back(SEHorizontalSlider);
+
+  for (int i =0; i < 4; i++)
+    horizontalSliders[i]->hide();
+
+
+  connect(NOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOVerticalSliderChanged()));
+  connect(NEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEVerticalSliderChanged()));
+  connect(SOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOVerticalSliderChanged()));
+  connect(SEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEVerticalSliderChanged()));
+
+  connect(NOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOHorizontalSliderMoved()));
+  connect(NEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEHorizontalSliderMoved()));
+  connect(SOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOHorizontalSliderMoved()));
+  connect(SEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEHorizontalSliderMoved()));
+
+  //connect everything
+  connect(actionCompute_mid_position_image,SIGNAL(triggered()),this,SLOT(ComputeMidPosition()));
+  connect(actionDeformable_Registration,SIGNAL(triggered()),this,SLOT(ComputeDeformableRegistration()));
+  connect(actionWarp_image_with_vector_field,SIGNAL(triggered()),this,SLOT(WarpImage()));
+  connect(actionLoad_images,SIGNAL(triggered()),this,SLOT(OpenImages()));
+  connect(actionOpen_Dicom,SIGNAL(triggered()),this,SLOT(OpenDicom()));
+  connect(actionOpen_Dicom_Struct,SIGNAL(triggered()),this,SLOT(OpenDCStructContour()));
+  connect(actionOpen_VTK_contour,SIGNAL(triggered()),this,SLOT(OpenVTKContour()));
+  connect(actionOpen_Multiple_Images_As_One,SIGNAL(triggered()),this,SLOT(MergeImages()));
+  connect(actionSlice_Image_As_Multiple_Images,SIGNAL(triggered()),this,SLOT(SliceImages()));
+  connect(actionOpen_Image_With_Time,SIGNAL(triggered()),this,SLOT(OpenImageWithTime()));
+  connect(actionMerge_images_as_n_dim_t, SIGNAL(triggered()), this, SLOT(MergeImagesWithTime()));
+  connect(actionSave_As,SIGNAL(triggered()),this,SLOT(SaveAs()));
+  connect(actionExit,SIGNAL(triggered()),this,SLOT(close()));
+  connect(actionAdd_VF_to_current_Image,SIGNAL(triggered()),this,SLOT(OpenField()));
+  connect(actionNavigation_Help,SIGNAL(triggered()),this,SLOT(ShowHelpDialog()));
+  connect(actionDocumentation,SIGNAL(triggered()),this,SLOT(ShowDocumentation()));
+
+  ///////////////////////////////////////////////
+  connect(actionSegmentation,SIGNAL(triggered()),this,SLOT(SegmentationOnCurrentImage()));
+  connect(actionSurface_Viewer,SIGNAL(triggered()),this,SLOT(SurfaceViewerLaunch()));
+  ///////////////////////////////////////////////
+
+  actionNorth_East_Window->setEnabled(0);
+  actionNorth_West_Window->setEnabled(0);
+  actionSouth_East_Window->setEnabled(0);
+  actionSouth_West_Window->setEnabled(0);
+
+  connect(actionNorth_East_Window,SIGNAL(triggered()),this,SLOT(SaveNEScreenshot()));
+  connect(actionNorth_West_Window,SIGNAL(triggered()),this,SLOT(SaveNOScreenshot()));
+  connect(actionSouth_East_Window,SIGNAL(triggered()),this,SLOT(SaveSEScreenshot()));
+  connect(actionSouth_West_Window,SIGNAL(triggered()),this,SLOT(SaveSOScreenshot()));
+
+  connect(DataTree,SIGNAL(itemSelectionChanged()),this,SLOT(ImageInfoChanged()));
+  connect(DataTree,SIGNAL(itemClicked(QTreeWidgetItem*, int)),this,
+          SLOT(DisplayChanged(QTreeWidgetItem*, int)));
+
+  connect(viewButton,SIGNAL(clicked()),this, SLOT(ChangeViewMode()) );
+  connect(windowSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
+  connect(levelSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
+  connect(colorMapComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateColorMap()));
+  connect(presetComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateWindowLevel()));
+  connect(inverseButton,SIGNAL(clicked()),this,SLOT(SwitchWindowLevel()));
+  connect(applyWindowLevelToAllButton,SIGNAL(clicked()),this,SLOT(ApplyWindowLevelToAllImages()));
+
+
+  connect(this,SIGNAL(customContextMenuRequested(QPoint)),this,SLOT(ShowContextMenu(QPoint)));
+
+  connect(linkPanel,SIGNAL(addLink(QString,QString)),this,SLOT(AddLink(QString,QString)));
+  connect(linkPanel,SIGNAL(removeLink(QString,QString)),this,SLOT(RemoveLink(QString,QString)));
+  connect(overlayPanel,SIGNAL(VFPropertyUpdated(int,int,int,int,double,double,double)),this,SLOT(SetVFProperty(int,int,int,int,double,double,double)));
+  connect(overlayPanel,SIGNAL(OverlayPropertyUpdated(int)),this,SLOT(SetOverlayProperty(int)));
+  connect(overlayPanel,SIGNAL(FusionPropertyUpdated(int,int,double,double)),
+          this,SLOT(SetFusionProperty(int,int,double,double)));
+  connect(landmarksPanel,SIGNAL(UpdateRenderWindows()),this,SLOT(UpdateRenderWindows()));
+
+  playMode = 0;//pause
+  mFrameRate = 10;
+  playButton->setEnabled(0);
+  frameRateLabel->setEnabled(0);
+  frameRateSpinBox->setEnabled(0);
+  connect(playButton, SIGNAL(clicked()),this,SLOT(PlayPause()));
+  connect(frameRateSpinBox, SIGNAL(valueChanged(int)),this,SLOT(ChangeFrameRate(int)));
+
+  goToCursorPushButton->setEnabled(0);
+  connect(goToCursorPushButton, SIGNAL(clicked()),this,SLOT(GoToCursor()));
+
+  NOViewWidget->hide();
+  NEViewWidget->hide();
+  SOViewWidget->hide();
+  SEViewWidget->hide();
+
+  //Recently opened files
+  std::list<std::string> recent_files = GetRecentlyOpenedImages();
+  if ( !recent_files.empty() ) {
+    QMenu * rmenu = new QMenu("Recently opened files...");
+    rmenu->setIcon(QIcon(QString::fromUtf8(":/common/icons/open.png")));
+    menuFile->insertMenu(actionOpen_Image_With_Time,rmenu);
+    menuFile->insertSeparator(actionOpen_Image_With_Time);
+    for (std::list<std::string>::iterator i = recent_files.begin(); i!=recent_files.end(); i++) {
+      QAction* current=new QAction(QIcon(QString::fromUtf8(":/common/icons/open.png")),
+                                   (*i).c_str(),this);
+      rmenu->addAction(current);
+      connect(current,SIGNAL(triggered()),this,SLOT(OpenRecentImage()));
+    }
+  }
+
+  // Adding all new tools (insertion in the menu)
+  vvToolManager::GetInstance()->InsertToolsInMenu(this);
+
+  if (!CLITK_EXPERIMENTAL)
+    menuExperimental->menuAction()->setVisible(false);
+
+
+  QTimer * timerMemory = new QTimer(this);
+  //timerMemory->setInterval(5);
+  connect(timerMemory, SIGNAL(timeout()), this, SLOT(UpdateMemoryUsage()));
+  timerMemory->start(2000);
+  
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateMemoryUsage()
+{
+  //  clitk::PrintMemory(true);
+  if (clitk::GetMemoryUsageInMb() == 0) infoPanel->setMemoryInMb("NA");
+  else infoPanel->setMemoryInMb(QString::number(clitk::GetMemoryUsageInMb())+" MiB");
 }
+//------------------------------------------------------------------------------
+
 
+//------------------------------------------------------------------------------
 void vvMainWindow::ComputeMidPosition()
 {
-    bool ok;
-    int index=GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
-            mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
-    if (ok)
-    {
-        vvMidPosition midp;
-        midp.slicer_manager = mSlicerManagers[index];
-        midp.reference_image_index = ref;
-        QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-        midp.Update();
-        if (midp.error)
-            QMessageBox::warning(this, "Error computing midposition image",midp.error_message.c_str());
-        else
-        {
-            QFileInfo info(midp.slicer_manager->GetFileName().c_str());
-            AddImage(midp.output,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_midposition.mhd");
-        }
-        QApplication::restoreOverrideCursor();
+  bool ok;
+  int index=GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
+                                     mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
+  if (ok) {
+    vvMidPosition midp;
+    midp.slicer_manager = mSlicerManagers[index];
+    midp.reference_image_index = ref;
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    midp.Update();
+    if (midp.error)
+      QMessageBox::warning(this, "Error computing midposition image",midp.error_message.c_str());
+    else {
+      QFileInfo info(midp.slicer_manager->GetFileName().c_str());
+      AddImage(midp.output,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_midposition.mhd");
     }
+    QApplication::restoreOverrideCursor();
+  }
 }
+//------------------------------------------------------------------------------
+
 
+//------------------------------------------------------------------------------
 void vvMainWindow::AddContour(int image_index, vvMesh::Pointer contour, bool propagation)
 {
-    QTreeWidgetItem *item = new QTreeWidgetItem();
-    item->setData(0,Qt::UserRole,"filename.vtk");
-    item->setData(1,Qt::UserRole,tr("contour"));
-    QBrush brush;
-    brush.setColor(QColor(contour->r*255,contour->g*255,contour->b*255));
-    brush.setStyle(Qt::SolidPattern);
-    item->setData(COLUMN_IMAGE_NAME,Qt::BackgroundRole,brush);
-    item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,contour->structure_name.c_str());
-
-    for (int j = 1; j <= 4; j++)
-        item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(image_index)->data(j,Qt::CheckStateRole));
-
-    QTreePushButton* cButton = new QTreePushButton;
-    cButton->setItem(item);
-    cButton->setColumn(COLUMN_CLOSE_IMAGE);
-    cButton->setToolTip(tr("close image"));
-    cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-    connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-            this,SLOT(CloseImage(QTreeWidgetItem*, int)));
-
-    QTreePushButton* rButton = new QTreePushButton;
-    rButton->setItem(item);
-    rButton->setColumn(COLUMN_RELOAD_IMAGE);
-    rButton->setToolTip(tr("reload image"));
-    rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-    rButton->setEnabled(false);
-    //Not implemented
-    //connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-            //this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
-
-    DataTree->topLevelItem(image_index)->setExpanded(1);
-    DataTree->topLevelItem(image_index)->addChild(item);
-    DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-    DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
-    QString id = DataTree->topLevelItem(image_index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
-    item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-
-    UpdateTree();
-    mSlicerManagers[image_index]->AddContour(contour,propagation);
-    mSlicerManagers[image_index]->Render();
-}
-
-//====================================================================
+  QTreeWidgetItem *item = new QTreeWidgetItem();
+  item->setData(0,Qt::UserRole,"filename.vtk");
+  item->setData(1,Qt::UserRole,tr("contour"));
+  QBrush brush;
+  brush.setColor(QColor(contour->r*255,contour->g*255,contour->b*255));
+  brush.setStyle(Qt::SolidPattern);
+  item->setData(COLUMN_IMAGE_NAME,Qt::BackgroundRole,brush);
+  item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,contour->structure_name.c_str());
+
+  for (int j = 1; j <= 4; j++)
+    item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(image_index)->data(j,Qt::CheckStateRole));
+
+  QTreePushButton* cButton = new QTreePushButton;
+  cButton->setItem(item);
+  cButton->setColumn(COLUMN_CLOSE_IMAGE);
+  cButton->setToolTip(tr("close image"));
+  cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
+  connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+          this,SLOT(CloseImage(QTreeWidgetItem*, int)));
+
+  QTreePushButton* rButton = new QTreePushButton;
+  rButton->setItem(item);
+  rButton->setColumn(COLUMN_RELOAD_IMAGE);
+  rButton->setToolTip(tr("reload image"));
+  rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
+  rButton->setEnabled(false);
+  //Not implemented
+  //connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+  //this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
+
+  DataTree->topLevelItem(image_index)->setExpanded(1);
+  DataTree->topLevelItem(image_index)->addChild(item);
+  DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+  DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
+  QString id = DataTree->topLevelItem(image_index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
+  item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
+
+  UpdateTree();
+  mSlicerManagers[image_index]->AddContour(contour,propagation);
+  mSlicerManagers[image_index]->Render();
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
 void vvMainWindow::OpenVTKContour()
 {
-    if (mSlicerManagers.size() > 0)
-    {
-        QString Extensions = "Images ( *.vtk)";
-        Extensions += ";;All Files (*)";
-        QString file = QFileDialog::getOpenFileName(this,tr("Open vtkPolyData"),mInputPathName,Extensions);
-        if (file.isNull())
-            return;
-        QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        vvMeshReader reader;
-        reader.SetModeToVTK();
-        reader.SetFilename(file.toStdString());
-        reader.Update();
-        AddContour(index,reader.GetOutput()[0],false);
-        QApplication::restoreOverrideCursor();
-    }
+  if (mSlicerManagers.size() > 0) {
+    QString Extensions = "Images ( *.vtk *.obj)";
+    Extensions += ";;All Files (*)";
+    QString file = QFileDialog::getOpenFileName(this,tr("Open vtkPolyData"),mInputPathName,Extensions);
+    if (file.isNull())
+      return;
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    vvMeshReader reader;
+    reader.SetImage(mSlicerManagers[index]->GetImage());
+    reader.SetModeToVTK();
+    reader.SetFilename(file.toStdString());
+    reader.Update();
+    AddContour(index,reader.GetOutput()[0],false);
+    QApplication::restoreOverrideCursor();
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
 void vvMainWindow::OpenDCStructContour()
 {
-    if (mSlicerManagers.size() > 0)
-    {
-        QString Extensions = "Dicom Files ( *.dcm)";
-        Extensions += ";;All Files (*)";
-        QString file = QFileDialog::getOpenFileName(this,tr("Merge Images"),mInputPathName,Extensions);
-        if (file.isNull())
-            return;
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        vvMeshReader reader;
-        reader.SetFilename(file.toStdString());
-        vvStructSelector selector;
-        selector.SetStructures(reader.GetROINames());
-        if (!mSlicerManagers[index]->GetVF().IsNull())
-            selector.EnablePropagationCheckBox();
-        if (selector.exec())
-        {
-            QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-            reader.SetSelectedItems(selector.getSelectedItems());
-            reader.SetImage(mSlicerManagers[index]->GetImage());
-            if (selector.PropagationEnabled())
-                reader.SetPropagationVF(mSlicerManagers[index]->GetVF());
-            reader.Update();
-            std::vector<vvMesh::Pointer> contours=reader.GetOutput();
-            for (std::vector<vvMesh::Pointer>::iterator i=contours.begin();
-                    i!=contours.end();i++)
-                AddContour(index,*i,selector.PropagationEnabled());
-            QApplication::restoreOverrideCursor();
-        }
-    }
-}
-
-//====================================================================
+  if (mSlicerManagers.size() > 0) {
+    QString Extensions = "Dicom Files ( *.dcm RS*)";
+    Extensions += ";;All Files (*)";
+    QString file = QFileDialog::getOpenFileName(this,tr("Merge Images"),mInputPathName,Extensions);
+    if (file.isNull())
+      return;
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    vvMeshReader reader;
+    reader.SetFilename(file.toStdString());
+    vvStructSelector selector;
+    selector.SetStructures(reader.GetROINames());
+    if (!mSlicerManagers[index]->GetVF().IsNull())
+      selector.EnablePropagationCheckBox();
+    if (selector.exec()) {
+      QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+      reader.SetSelectedItems(selector.getSelectedItems());
+      reader.SetImage(mSlicerManagers[index]->GetImage());
+      if (selector.PropagationEnabled())
+        reader.SetPropagationVF(mSlicerManagers[index]->GetVF());
+      reader.Update();
+      std::vector<vvMesh::Pointer> contours=reader.GetOutput();
+      for (std::vector<vvMesh::Pointer>::iterator i=contours.begin();
+           i!=contours.end(); i++)
+        AddContour(index,*i,selector.PropagationEnabled());
+      QApplication::restoreOverrideCursor();
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
 void vvMainWindow::ComputeDeformableRegistration()
 {
-    if (mSlicerManagers.size() > 0)
-    {
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        vvDeformationDialog dialog(index,mSlicerManagers);
-        if (dialog.exec())
-        {
-            std::string base_name=itksys::SystemTools::GetFilenameWithoutExtension(mSlicerManagers[dialog.GetInputFileIndex()]->GetFileName());
-            AddField(dialog.GetOutput(),dialog.getFieldFile(),dialog.GetInputFileIndex());
-            WarpImage(dialog.GetSelectedSlicer(),dialog.GetReferenceFrameIndex());
-        }
-        else
-            std::cout << "Error or user cancellation while computing deformation field..." << std::endl;
-    }
-    else QMessageBox::information(this, "Need to open image","You must open an image first.");
+  if (mSlicerManagers.size() > 0) {
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    vvDeformationDialog dialog(index,mSlicerManagers);
+    if (dialog.exec()) {
+      std::string base_name=itksys::SystemTools::GetFilenameWithoutExtension(mSlicerManagers[dialog.GetInputFileIndex()]->GetFileName());
+      AddField(dialog.GetOutput(),dialog.getFieldFile(),dialog.GetInputFileIndex());
+      WarpImage(dialog.GetSelectedSlicer(),dialog.GetReferenceFrameIndex());
+    } else
+      std::cout << "Error or user cancellation while computing deformation field..." << std::endl;
+  } else QMessageBox::information(this, "Need to open image","You must open an image first.");
 }
+//------------------------------------------------------------------------------
+
 
-//====================================================================
+//------------------------------------------------------------------------------
 void vvMainWindow::WarpImage()
 {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    if (!mSlicerManagers[index]->GetVF().IsNull())
-    {
-        bool ok;
-        int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
-                                           mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
-        if (ok)
-        {
-            WarpImage(mSlicerManagers[index],ref);
-        }
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  if (!mSlicerManagers[index]->GetVF().IsNull()) {
+    bool ok;
+    int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
+                                       mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
+    if (ok) {
+      WarpImage(mSlicerManagers[index],ref);
     }
-    else
-        QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field"));
+  } else
+    QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field"));
 }
+//------------------------------------------------------------------------------
+
 
-//====================================================================
+//------------------------------------------------------------------------------
 void vvMainWindow::WarpImage(vvSlicerManager* selected_slicer,int reference_phase)
 {
-    if (!selected_slicer->GetVF().IsNull())
-    {
-        QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-        QFileInfo info(selected_slicer->GetFileName().c_str());
-        vvImageWarp warp(selected_slicer->GetImage(),selected_slicer->GetVF(),
-                reference_phase,this);
-        if (warp.ComputeWarpedImage())
-        {
-            AddImage(warp.GetWarpedImage(),info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_warped.mhd");
-            AddImage(warp.GetDiffImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_diff.mhd");
-            AddImage(warp.GetJacobianImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_jacobian.mhd");
-            QApplication::restoreOverrideCursor();
-        }
-        else
-        {
-            QApplication::restoreOverrideCursor();
-            QMessageBox::warning(this,tr("Different spacings"),tr("The vector field and image spacings must be the same in order to warp."));
-        }
+  if (!selected_slicer->GetVF().IsNull()) {
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    QFileInfo info(selected_slicer->GetFileName().c_str());
+    vvImageWarp warp(selected_slicer->GetImage(),selected_slicer->GetVF(),
+                     reference_phase,this);
+    if (warp.ComputeWarpedImage()) {
+      AddImage(warp.GetWarpedImage(),info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_warped.mhd");
+      AddImage(warp.GetDiffImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_diff.mhd");
+      AddImage(warp.GetJacobianImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_jacobian.mhd");
+      QApplication::restoreOverrideCursor();
+    } else {
+      QApplication::restoreOverrideCursor();
+      QMessageBox::warning(this,tr("Different spacings"),tr("The vector field and image spacings must be the same in order to warp."));
     }
-    else
-        QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field."));
+  } else
+    QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field."));
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-vvMainWindow::~vvMainWindow() {
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (mSlicerManagers[i] != NULL)
-            delete mSlicerManagers[i];
-    }
-}
-//====================================================================
 
-//====================================================================
-void vvMainWindow::MergeImages() {
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
-    QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images"),mInputPathName,Extensions);
-    if (files.isEmpty())
-        return;
-    mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
-    std::vector<std::string> vector;
-
-    unsigned int currentDim = 0;
-    std::vector<double> currentSpacing;
-    std::vector<int> currentSize;
-    std::vector<double> currentOrigin;
-
-    for (int i = 0; i < files.size(); i++)
-    {
-        itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
-                                               files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
-        reader->SetFileName(files[i].toStdString().c_str());
-        reader->ReadImageInformation();
-        if (reader)  NOViewWidget->hide();
-        NEViewWidget->hide();
-        SOViewWidget->hide();
-        SEViewWidget->hide();
-        {
-            if (i == 0)
-                currentDim = reader->GetNumberOfDimensions();
-            bool IsOk = true;
-            for (unsigned int j = 0;j < currentDim; j++)
-            {
-                if (i == 0)
-                {
-                    if (j == 0)
-                    {
-                        currentSpacing.resize(currentDim);
-                        currentSize.resize(currentDim);
-                        currentOrigin.resize(currentDim);
-                    }
-                    currentOrigin[j] = reader->GetOrigin(j);
-                    currentSpacing[j] = reader->GetSpacing(j);
-                    currentSize[j] = reader->GetDimensions(j);
-                }
-                else if (currentDim != reader->GetNumberOfDimensions()
-                         || currentSpacing[j] != reader->GetSpacing(j)
-                         || currentSize[j] != (int)reader->GetDimensions(j)
-                         || currentOrigin[j] != reader->GetOrigin(j))
-                {
-                    QString error = "Cannot read file (too different from others ";
-                    error += files[i].toStdString().c_str();
-                    QMessageBox::information(this,tr("Reading problem"),error);
-                    IsOk = false;
-                    break;
-                }
-            }
-            if (IsOk)
-                vector.push_back(files[i].toStdString());
-        }
-    }
-    if (vector.size() > 0)
-        LoadImages(vector, MERGED);
+//------------------------------------------------------------------------------
+vvMainWindow::~vvMainWindow()
+{
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (mSlicerManagers[i] != NULL)
+      delete mSlicerManagers[i];
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::MergeImagesWithTime() {
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
-    QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images With Time"),mInputPathName,Extensions);
-    if (files.isEmpty())
-        return;
-    mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
-    std::vector<std::string> vector;
-
-    unsigned int currentDim = 0;
-    std::vector<double> currentSpacing;
-    std::vector<int> currentSize;
-    std::vector<double> currentOrigin;
-
-    for (int i = 0; i < files.size(); i++)
-    {
-        itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
-                                               files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
-        if (reader)
-        {
-            reader->SetFileName(files[i].toStdString().c_str());
-            reader->ReadImageInformation();
-            if (i == 0)
-                currentDim = reader->GetNumberOfDimensions();
-            bool IsOk = true;
-            for (unsigned int j = 0;j < currentDim; j++)
-            {
-                if (i == 0)
-                {
-                    if (j == 0)
-                    {
-                        currentSpacing.resize(currentDim);
-                        currentSize.resize(currentDim);
-                        currentOrigin.resize(currentDim);
-                    }
-                    currentOrigin[j] = reader->GetOrigin(j);
-                    currentSpacing[j] = reader->GetSpacing(j);
-                    currentSize[j] = reader->GetDimensions(j);
-                }
-                else if (currentDim != reader->GetNumberOfDimensions()
-                         || currentSpacing[j] != reader->GetSpacing(j)
-                         || currentSize[j] != (int)reader->GetDimensions(j)
-                         || currentOrigin[j] != reader->GetOrigin(j))
-                {
-                    QString error = "Cannot read file (too different from others ";
-                    error += files[i].toStdString().c_str();
-                    QMessageBox::information(this,tr("Reading problem"),error);
-                    IsOk = false;
-                    break;
-                }
-            }
-            if (IsOk)
-                vector.push_back(files[i].toStdString());
-        }
-        else
-        {
-            QString error = "Cannot read file info for ";
-            error += files[i].toStdString().c_str();
-            error += "\n";
-            error += "Maybe you're trying to open an image in an unsupported format?\n";
-            QMessageBox::information(this,tr("Reading problem"),error);
-        }
-    }
-    sort(vector.begin(),vector.end());
-    if (vector.size() > 1)
-        LoadImages(vector, MERGEDWITHTIME);
-    else
-        QMessageBox::warning(this,tr("Reading problem"),"You need to select at least two images to merge images with time.\nIf you only want to open one image, please use the \"Open Image\" function.");
+//------------------------------------------------------------------------------
+QTabWidget * vvMainWindow::GetTab()
+{
+  return tabWidget;
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::OpenDicom() {
-    std::vector<std::string> files;
+//------------------------------------------------------------------------------
 
-#ifdef CLITK_VV_USE_BDCM
-    bool r = bdcm::OpenDicomFilesSelectorDialog(files,
-             "DicomFilesSelectorDialog test",
-             0,0,800,800,1);
-
-    if (r) {
-        std::cout << "$$$$ main : user clicked 'OK' $$$$"<<std::endl;
-        std::cout << "$$$$ selected files : "<<std::endl;
-        std::vector<std::string>::iterator i;
-        for (i=files.begin();i!=files.end();++i) {
-            std::cout << *i << std::endl;
-        }
-        std::cout << "$$$$ "<<std::endl;
 
-        LoadImages(files,DICOM);
-    }
-    else {
-        std::cout << "$$$$ main : user clicked 'CANCEL' $$$$"<<std::endl;
-    }
-#else
-    std::cout << "dicomSeriesSelector " << std::endl;
-    if (dicomSeriesSelector->exec() == QDialog::Accepted) {
-        files = *(dicomSeriesSelector->GetFilenames());
-        LoadImages(files,DICOM);
+//------------------------------------------------------------------------------
+void vvMainWindow::MergeImages()
+{
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+  QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images"),mInputPathName,Extensions);
+  if (files.isEmpty())
+    return;
+  mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
+  std::vector<std::string> vector;
+
+  unsigned int currentDim = 0;
+  std::vector<double> currentSpacing;
+  std::vector<int> currentSize;
+  std::vector<double> currentOrigin;
+
+  for (int i = 0; i < files.size(); i++) {
+    itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
+                                         files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
+    reader->SetFileName(files[i].toStdString().c_str());
+    reader->ReadImageInformation();
+    if (reader)        {
+      //NOViewWidget->hide();
+      //NEViewWidget->hide();
+      //SOViewWidget->hide();
+      //SEViewWidget->hide();
+      if (i == 0)
+        currentDim = reader->GetNumberOfDimensions();
+      bool IsOk = true;
+      for (unsigned int j = 0; j < currentDim; j++) {
+        if (i == 0) {
+          if (j == 0) {
+            currentSpacing.resize(currentDim);
+            currentSize.resize(currentDim);
+            currentOrigin.resize(currentDim);
+          }
+          currentOrigin[j] = reader->GetOrigin(j);
+          currentSpacing[j] = reader->GetSpacing(j);
+          currentSize[j] = reader->GetDimensions(j);
+        } else if (currentDim != reader->GetNumberOfDimensions()
+                   || currentSpacing[j] != reader->GetSpacing(j)
+                   || currentSize[j] != (int)reader->GetDimensions(j)
+                   || currentOrigin[j] != reader->GetOrigin(j)) {
+          QString error = "Cannot read file (too different from others ";
+          error += files[i].toStdString().c_str();
+          QMessageBox::information(this,tr("Reading problem"),error);
+          IsOk = false;
+          break;
+        }
+      }
+      if (IsOk)
+        vector.push_back(files[i].toStdString());
     }
-#endif
+  }
+  if (vector.size() > 0)
+    LoadImages(vector, vvImageReader::MERGED);
+}
+//------------------------------------------------------------------------------
 
+//------------------------------------------------------------------------------
+void vvMainWindow::SliceImages()
+{
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+
+  QStringList files = QFileDialog::getOpenFileNames(this,tr("Slice Images"),mInputPathName,Extensions);
+  if (files.isEmpty())
+    return;
+  mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
+  std::vector<std::string> vector;
+  for (int i = 0; i < files.size(); i++)
+    vector.push_back(files[i].toStdString());
+  LoadImages(vector, vvImageReader::SLICED);
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::MergeImagesWithTime()
+{
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+  QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images With Time"),mInputPathName,Extensions);
+  if (files.isEmpty())
+    return;
+  mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
+  std::vector<std::string> vector;
+
+  unsigned int currentDim = 0;
+  std::vector<double> currentSpacing;
+  std::vector<int> currentSize;
+  std::vector<double> currentOrigin;
+
+  for (int i = 0; i < files.size(); i++) {
+    itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
+                                         files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
+    if (reader) {
+      reader->SetFileName(files[i].toStdString().c_str());
+      reader->ReadImageInformation();
+      if (i == 0)
+        currentDim = reader->GetNumberOfDimensions();
+      bool IsOk = true;
+      for (unsigned int j = 0; j < currentDim; j++) {
+        if (i == 0) {
+          if (j == 0) {
+            currentSpacing.resize(currentDim);
+            currentSize.resize(currentDim);
+            currentOrigin.resize(currentDim);
+          }
+          currentOrigin[j] = reader->GetOrigin(j);
+          currentSpacing[j] = reader->GetSpacing(j);
+          currentSize[j] = reader->GetDimensions(j);
+        } else if (currentDim != reader->GetNumberOfDimensions()
+                   || currentSpacing[j] != reader->GetSpacing(j)
+                   || currentSize[j] != (int)reader->GetDimensions(j)
+                   || currentOrigin[j] != reader->GetOrigin(j)) {
+          QString error = "Cannot read file (too different from others ";
+          error += files[i].toStdString().c_str();
+          QMessageBox::information(this,tr("Reading problem"),error);
+          IsOk = false;
+          break;
+        }
+      }
+      if (IsOk)
+        vector.push_back(files[i].toStdString());
+    } else {
+      QString error = "Cannot read file info for ";
+      error += files[i].toStdString().c_str();
+      error += "\n";
+      error += "Maybe you're trying to open an image in an unsupported format?\n";
+      QMessageBox::information(this,tr("Reading problem"),error);
+    }
+  }
+  sort(vector.begin(),vector.end());
+  if (vector.size() > 1)
+    LoadImages(vector, vvImageReader::MERGEDWITHTIME);
+  else
+    QMessageBox::warning(this,tr("Reading problem"),"You need to select at least two images to merge images with time.\nIf you only want to open one image, please use the \"Open Image\" function.");
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::OpenImages() {
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
 
-    QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images"),mInputPathName,Extensions);
-    if (files.isEmpty())
-        return;
-    mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
-    std::vector<std::string> vector;
-    for (int i = 0; i < files.size(); i++)
-        vector.push_back(files[i].toStdString());
-    LoadImages(vector, IMAGE);
+//------------------------------------------------------------------------------
+void vvMainWindow::OpenDicom()
+{
+  std::vector<std::string> files;
+
+  std::cout << "dicomSeriesSelector " << std::endl;
+  if (dicomSeriesSelector->exec() == QDialog::Accepted) {
+    files = *(dicomSeriesSelector->GetFilenames());
+    LoadImages(files, vvImageReader::DICOM);
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::OpenImages()
+{
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+
+  QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images"),mInputPathName,Extensions);
+  if (files.isEmpty())
+    return;
+  mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
+  std::vector<std::string> vector;
+  for (int i = 0; i < files.size(); i++)
+    vector.push_back(files[i].toStdString());
+  LoadImages(vector, vvImageReader::IMAGE);
+}
+//------------------------------------------------------------------------------
 void vvMainWindow::OpenRecentImage()
 {
-    QAction * caller = qobject_cast<QAction*>(sender());
-    std::vector<std::string> images;
-    images.push_back(caller->text().toStdString());
-    mInputPathName = itksys::SystemTools::GetFilenamePath(images[0]).c_str();
-    LoadImages(images,IMAGE);
+  QAction * caller = qobject_cast<QAction*>(sender());
+  std::vector<std::string> images;
+  images.push_back(caller->text().toStdString());
+  mInputPathName = itksys::SystemTools::GetFilenamePath(images[0]).c_str();
+  LoadImages(images, vvImageReader::IMAGE);
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::OpenImageWithTime() {
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
 
-    QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images With Time"),mInputPathName,Extensions);
-    if (files.isEmpty())
-        return;
-    mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
-    std::vector<std::string> vector;
-    for (int i = 0; i < files.size(); i++)
-    {
-        vector.push_back(files[i].toStdString());
-    }
-    LoadImages(vector, IMAGEWITHTIME);
+//------------------------------------------------------------------------------
+void vvMainWindow::OpenImageWithTime()
+{
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+
+  QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images With Time"),mInputPathName,Extensions);
+  if (files.isEmpty())
+    return;
+  mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
+  std::vector<std::string> vector;
+  for (int i = 0; i < files.size(); i++) {
+    vector.push_back(files[i].toStdString());
+  }
+  LoadImages(vector, vvImageReader::IMAGEWITHTIME);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::LoadImages(std::vector<std::string> files, LoadedImageType filetype) {
-    //Separate the way to open images and dicoms
-    int fileSize;
-    if (filetype == IMAGE || filetype == IMAGEWITHTIME)
-        fileSize = files.size();
-    else
-        fileSize = 1;
-
-    //Only add to the list of recently opened files when a single file is opened,
-    //to avoid polluting the list of recently opened files
-    if (files.size() == 1)
-    {
-        QFileInfo finfo=tr(files[0].c_str());
-        AddToRecentlyOpenedImages(finfo.absoluteFilePath().toStdString());
-    }
-    //init the progress events
-    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-    vvProgressDialog progress("Opening " + files[0],fileSize>1);
-    qApp->processEvents();
 
-    int numberofsuccesulreads=0;
-    //open images as 1 or multiples
+//------------------------------------------------------------------------------
+void vvMainWindow::LoadImages(std::vector<std::string> files, vvImageReader::LoadedImageType filetype)
+{
+  //Separate the way to open images and dicoms
+  int fileSize;
+  if (filetype == vvImageReader::IMAGE || filetype == vvImageReader::IMAGEWITHTIME)
+    fileSize = files.size();
+  else
+    fileSize = 1;
+
+  // For SLICED, we need the number of slices (ndim and #slices)
+  std::vector<unsigned int> nSlices;
+  nSlices.resize(files.size());
+  std::fill(nSlices.begin(), nSlices.end(), 1);
+  if (filetype == vvImageReader::SLICED) {
     for (int i = 0; i < fileSize; i++) {
+      itk::ImageIOBase::Pointer header = clitk::readImageHeader(files[i]);
+      QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+      if (!header) {
+        nSlices[i] = 0;
+        QString error = "Cannot open file \n";
+        error += files[i].c_str();
+        QMessageBox::information(this,tr("Reading problem"),error);
+        return;
+      }
+      if (header->GetNumberOfDimensions() < 3) {
+        nSlices[i] = 0;
+        QString error = "Dimension problem. Cannot slice \n";
+        error += files[i].c_str();
+        QMessageBox::information(this,tr("Reading problem"),error);
+        return;
+      }
+      nSlices[i] = header->GetDimensions( header->GetNumberOfDimensions()-1 );
+    }
+  }
+
+  //Only add to the list of recently opened files when a single file is opened,
+  //to avoid polluting the list of recently opened files
+  if (files.size() == 1) {
+    QFileInfo finfo=tr(files[0].c_str());
+    AddToRecentlyOpenedImages(finfo.absoluteFilePath().toStdString());
+  }
+  //init the progress events
+  QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  vvProgressDialog progress("Opening " + files[0],fileSize>1);
+  qApp->processEvents();
+
+  int numberofsuccesulreads=0;
+  //open images as 1 or multiples
+  for (int i = 0; i < fileSize; i++) {
+
+    progress.SetText("Opening " + files[i]);
+    progress.SetProgress(i,fileSize);
+    qApp->processEvents();
 
-        progress.Update("Opening " + files[i]);
-        progress.SetProgress(i,fileSize);
-        qApp->processEvents();
+    for (unsigned int j = 0; j < nSlices[i]; j++) {
+      //read the image and put it in mSlicerManagers
+      vvSlicerManager* imageManager = new vvSlicerManager(4);
+      qApp->processEvents();
 
-        //read the image and put it in mSlicerManagers
-        vvSlicerManager* imageManager = new vvSlicerManager(4);
-        qApp->processEvents();
+      bool SetImageSucceed=false;
 
-        bool SetImageSucceed=false;
+      // Change filename if an image with the same already exist
+      int number = GetImageDuplicateFilenameNumber(files[i] + std::string("_slice"));
 
-        if (filetype == IMAGE || filetype == IMAGEWITHTIME)
-            SetImageSucceed = imageManager->SetImage(files[i],filetype);
-        else
-        {
-            SetImageSucceed = imageManager->SetImages(files,filetype);
-        }
-        if (SetImageSucceed == false)
-        {
-            QApplication::restoreOverrideCursor();
-            QString error = "Cannot open file \n";
-            error += imageManager->GetLastError().c_str();
-            QMessageBox::information(this,tr("Reading problem"),error);
-            delete imageManager;
-        }
-        else
-        {
-            mSlicerManagers.push_back(imageManager);
-
-            //create an item in the tree with good settings
-            QTreeWidgetItem *item = new QTreeWidgetItem();
-            item->setData(0,Qt::UserRole,files[i].c_str());
-            QFileInfo fileinfo(imageManager->GetFileName().c_str()); //Do not show the path
-            item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
-            qApp->processEvents();
-
-            //Create the buttons for reload and close
-            qApp->processEvents();
-            QTreePushButton* cButton = new QTreePushButton;
-            cButton->setItem(item);
-            cButton->setColumn(COLUMN_CLOSE_IMAGE);
-            cButton->setToolTip(tr("close image"));
-            cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-            connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                    this,SLOT(CloseImage(QTreeWidgetItem*, int)));
-
-            QTreePushButton* rButton = new QTreePushButton;
-            rButton->setItem(item);
-            rButton->setColumn(COLUMN_RELOAD_IMAGE);
-            rButton->setToolTip(tr("reload image"));
-            rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-            connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                    this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
-
-            DataTree->addTopLevelItem(item);
-            DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-            DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
-
-            //set the id of the image
-            QString id = files[i].c_str() + QString::number(mSlicerManagers.size()-1);
-            item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-            mSlicerManagers.back()->SetId(id.toStdString());
-
-            linkPanel->addImage(imageManager->GetFileName(), id.toStdString());
-
-            connect(mSlicerManagers.back(),SIGNAL(currentImageChanged(std::string)),
-                    this,SLOT(CurrentImageChanged(std::string)));
-            connect(mSlicerManagers.back(),SIGNAL(
-                        UpdatePosition(int, double, double, double, double, double, double, double)),this,
-                    SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateVector(int, double, double, double, double)),
-                    this, SLOT(VectorChanged(int,double,double,double, double)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateOverlay(int, double, double)),
-                    this, SLOT(OverlayChanged(int,double,double)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateFusion(int, double)),
-                    this, SLOT(FusionChanged(int,double)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateWindows(int, int, int)),
-                    this,SLOT(WindowsChanged(int, int, int)));
-            connect(mSlicerManagers.back(),SIGNAL(WindowLevelChanged(double, double,int, int)),
-                    this,SLOT(WindowLevelChanged(double, double, int, int)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateSlice(int,int)),
-                    this,SLOT(UpdateSlice(int,int)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateTSlice(int, int)),
-                    this,SLOT(UpdateTSlice(int, int)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateSliceRange(int,int,int,int,int)),
-                    this,SLOT(UpdateSliceRange(int,int,int,int,int)));
-            connect(mSlicerManagers.back(),SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
-                    this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
-            connect(mSlicerManagers.back(),SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
-            InitSlicers();
-            numberofsuccesulreads++;
-        }
-    }
-    if (numberofsuccesulreads)
-    {
-        NOViewWidget->show();
-        NEViewWidget->show();
-        SOViewWidget->show();
-        SEViewWidget->show();
-        UpdateTree();
-        InitDisplay();
-        ShowLastImage();
-    }
-    QApplication::restoreOverrideCursor();
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::UpdateTree() {
-    DataTree->resizeColumnToContents(COLUMN_TREE);
-    DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
-    DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
-    DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
-    DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::CurrentImageChanged(std::string id) {
-    int selected = 0;
-    for (int i = 0; i < DataTree->topLevelItemCount(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString().toStdString() == id)
-        {
-            selected = i;
-        }
-        else
-        {
-            DataTree->topLevelItem(i)->setSelected(0);
-        }
-        for (int child = 0; child < DataTree->topLevelItem(i)->childCount();child++)
-            DataTree->topLevelItem(i)->child(child)->setSelected(0);
+      if (filetype == vvImageReader::IMAGE || filetype == vvImageReader::IMAGEWITHTIME || filetype == vvImageReader::SLICED)
+        SetImageSucceed = imageManager->SetImage(files[i],filetype, number, j);
+      else {
+        SetImageSucceed = imageManager->SetImages(files,filetype, number);
+      }
+      if (!SetImageSucceed) {
+        QApplication::restoreOverrideCursor();
+        QString error = "Cannot open file \n";
+        error += imageManager->GetLastError().c_str();
+        QMessageBox::information(this,tr("Reading problem"),error);
+        delete imageManager;
+      } else {
+        mSlicerManagers.push_back(imageManager);
 
-    }
-    DataTree->topLevelItem(selected)->setSelected(1);
-}
-//====================================================================
+        //create an item in the tree with good settings
+        QTreeWidgetItem *item = new QTreeWidgetItem();
+        item->setData(0,Qt::UserRole,files[i].c_str());
+        QFileInfo fileinfo(imageManager->GetFileName().c_str()); //Do not show the path
+        item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
+        item->setToolTip(COLUMN_IMAGE_NAME,fileinfo.absoluteFilePath());
+        qApp->processEvents();
 
-//====================================================================
-void vvMainWindow::ImageInfoChanged() {
-    contextActions[7]->setEnabled(1);
-    contextActions[6]->setEnabled(1);
-    actionSave_As->setEnabled(1);
-    actionAdd_VF_to_current_Image->setEnabled(1);
-    actionAdd_fusion_image->setEnabled(1);
-    actionNorth_East_Window->setEnabled(1);
-    actionNorth_West_Window->setEnabled(1);
-    actionSouth_East_Window->setEnabled(1);
-    actionSouth_West_Window->setEnabled(1);
-    inverseButton->setEnabled(1);
-
-    goToCursorPushButton->setEnabled(1);
-
-    if (DataTree->selectedItems().size()) {
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-
-        colorMapComboBox->setEnabled(1);
-        for (int i = 0; i < DataTree->topLevelItem(index)->childCount();i++)
-        {
-            if (DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "overlay" ||
-                    DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "fusion")
-            {
-                colorMapComboBox->setEnabled(0);
-                break;
-            }
-        }
+        //Create the buttons for reload and close
+        qApp->processEvents();
+        QTreePushButton* cButton = new QTreePushButton;
+        cButton->setItem(item);
+        cButton->setColumn(COLUMN_CLOSE_IMAGE);
+        cButton->setToolTip(tr("close image"));
+        cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
+        connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+                this,SLOT(CloseImage(QTreeWidgetItem*, int)));
 
-        std::vector<double> origin;
-        std::vector<double> inputSpacing;
-        std::vector<int> inputSize;
-        std::vector<double> sizeMM;
-        int dimension=0;
-        QString pixelType;
-        QString inputSizeInBytes;
-        QString image = DataTree->selectedItems()[0]->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-
-        if (mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size() > 1 || playMode == 1)
-        {
-            playButton->setEnabled(1);
-            frameRateLabel->setEnabled(1);
-            frameRateSpinBox->setEnabled(1);
-        }
-        else
-        {
-            playButton->setEnabled(0);
-            frameRateLabel->setEnabled(0);
-            frameRateSpinBox->setEnabled(0);
-        }
+        QTreePushButton* rButton = new QTreePushButton;
+        rButton->setItem(item);
+        rButton->setColumn(COLUMN_RELOAD_IMAGE);
+        rButton->setToolTip(tr("reload image"));
+        rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
+        connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+                this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
 
-        //read image header
-        int NPixel = 1;
-
-        if (DataTree->topLevelItem(index) == DataTree->selectedItems()[0])
-        {
-            vvImage::Pointer imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetImage();
-            dimension = imageSelected->GetNumberOfDimensions();
-            origin.resize(dimension);
-            inputSpacing.resize(dimension);
-            inputSize.resize(dimension);
-            sizeMM.resize(dimension);
-            pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsString().c_str();
-            for (int i = 0;i < dimension;i++)
-            {
-                origin[i] = imageSelected->GetOrigin()[i];
-                inputSpacing[i] = imageSelected->GetSpacing()[i];
-                inputSize[i] = imageSelected->GetSize()[i];
-                sizeMM[i] = inputSize[i]*inputSpacing[i];
-                NPixel *= inputSize[i];
-            }
-            inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
-        }
-        else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector")
-        {
-            vvImage::Pointer imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetVF();
-            dimension = imageSelected->GetNumberOfDimensions();
-            origin.resize(dimension);
-            inputSpacing.resize(dimension);
-            inputSize.resize(dimension);
-            sizeMM.resize(dimension);
-            pixelType = mSlicerManagers[index]->GetVF()->GetScalarTypeAsString().c_str();
-            for (int i = 0;i < dimension;i++)
-            {
-                origin[i] = imageSelected->GetOrigin()[i];
-                inputSpacing[i] = imageSelected->GetSpacing()[i];
-                inputSize[i] = imageSelected->GetSize()[i];
-                sizeMM[i] = inputSize[i]*inputSpacing[i];
-                NPixel *= inputSize[i];
-            }
-            inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
-        }
-        else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "overlay")
-        {
-            vvImage::Pointer imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetOverlay();
-            dimension = imageSelected->GetNumberOfDimensions();
-            origin.resize(dimension);
-            inputSpacing.resize(dimension);
-            inputSize.resize(dimension);
-            sizeMM.resize(dimension);
-            pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsString().c_str();
-            for (int i = 0;i < dimension;i++)
-            {
-                origin[i] = imageSelected->GetOrigin()[i];
-                inputSpacing[i] = imageSelected->GetSpacing()[i];
-                inputSize[i] = imageSelected->GetSize()[i];
-                sizeMM[i] = inputSize[i]*inputSpacing[i];
-                NPixel *= inputSize[i];
-            }
-            inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
-        }
-        else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "fusion")
-        {
-            vvImage::Pointer imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetFusion();
-            dimension = imageSelected->GetNumberOfDimensions();
-            origin.resize(dimension);
-            inputSpacing.resize(dimension);
-            inputSize.resize(dimension);
-            sizeMM.resize(dimension);
-            pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsString().c_str();
-            for (int i = 0;i < dimension;i++)
-            {
-                origin[i] = imageSelected->GetOrigin()[i];
-                inputSpacing[i] = imageSelected->GetSpacing()[i];
-                inputSize[i] = imageSelected->GetSize()[i];
-                sizeMM[i] = inputSize[i]*inputSpacing[i];
-                NPixel *= inputSize[i];
-            }
-            inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
-        }
+        DataTree->addTopLevelItem(item);
+        DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+        DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
 
-        QString dim = QString::number(dimension) + " (";
-        dim += pixelType + ")";
-
-        infoPanel->setFileName(image);
-        infoPanel->setDimension(dim);
-        infoPanel->setSizePixel(GetVectorIntAsString(inputSize));
-        infoPanel->setSizeMM(GetVectorDoubleAsString(sizeMM));
-        infoPanel->setOrigin(GetVectorDoubleAsString(origin));
-        infoPanel->setSpacing(GetVectorDoubleAsString(inputSpacing));
-        infoPanel->setNPixel(QString::number(NPixel)+" ("+inputSizeInBytes+")");
-
-        landmarksPanel->SetCurrentLandmarks(mSlicerManagers[index]->GetLandmarks(),
-                                            mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size());
-        landmarksPanel->SetCurrentPath(mInputPathName.toStdString());
-        landmarksPanel->SetCurrentImage(mSlicerManagers[index]->GetFileName().c_str());
-
-        overlayPanel->getCurrentImageName(mSlicerManagers[index]->GetFileName().c_str());
-        for (int i = 0; i < 4;i++)
-        {
-            if (DataTree->selectedItems()[0]->data(i+1,Qt::CheckStateRole).toInt() > 0 || i == 3)
-            {
-                mSlicerManagers[index]->UpdateInfoOnCursorPosition(i);
-                break;
-            }
-        }
-        windowSpinBox->setValue(mSlicerManagers[index]->GetColorWindow());
-        levelSpinBox->setValue(mSlicerManagers[index]->GetColorLevel());
-        presetComboBox->setCurrentIndex(mSlicerManagers[index]->GetPreset());
-        colorMapComboBox->setCurrentIndex(mSlicerManagers[index]->GetColorMap());
-
-        if (mSlicerManagers[index]->GetSlicer(0)->GetVF())
-        {
-            overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
-            overlayPanel->getVFProperty(mSlicerManagers[index]->GetSlicer(0)->GetVFSubSampling(),
-                                        mSlicerManagers[index]->GetSlicer(0)->GetVFScale(),
-                                        mSlicerManagers[index]->GetSlicer(0)->GetVFLog());
-        }
-        else
-        {
-            overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
-            overlayPanel->getVFProperty(-1,-1,-1);
-        }
-        if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay())
-        {
-            overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
-            overlayPanel->getOverlayProperty(mSlicerManagers[index]->GetOverlayColor());
-        }
-        else
-        {
-            overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
-            overlayPanel->getOverlayProperty(-1);
-        }
-        if (mSlicerManagers[index]->GetSlicer(0)->GetFusion())
-        {
-            overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
-            overlayPanel->getFusionProperty(mSlicerManagers[index]->GetFusionOpacity(),
-                                            mSlicerManagers[index]->GetFusionColorMap(),
-                                            mSlicerManagers[index]->GetFusionWindow(),
-                                            mSlicerManagers[index]->GetFusionLevel());
-        }
-        else
-        {
-            overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
-            overlayPanel->getFusionProperty(-1, -1,-1,-1);
-        }
+        //set the id of the image
+        QString id = files[i].c_str() + QString::number(mSlicerManagers.size()-1);
+        item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
+        mSlicerManagers.back()->SetId(id.toStdString());
+
+        linkPanel->addImage(imageManager->GetFileName(), id.toStdString());
+
+        connect(mSlicerManagers.back(), SIGNAL(currentImageChanged(std::string)),
+                this,SLOT(CurrentImageChanged(std::string)));
+       connect(mSlicerManagers.back(), SIGNAL(currentPickedImageChanged(std::string)),
+               this, SLOT(CurrentPickedImageChanged(std::string)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdatePosition(int, double, double, double, double, double, double, double)),
+                this,SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateVector(int, double, double, double, double)),
+                this, SLOT(VectorChanged(int,double,double,double, double)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateOverlay(int, double, double)),
+                this, SLOT(OverlayChanged(int,double,double)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateFusion(int, double)),
+                this, SLOT(FusionChanged(int,double)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateWindows(int, int, int)),
+                this,SLOT(WindowsChanged(int, int, int)));
+        connect(mSlicerManagers.back(), SIGNAL(WindowLevelChanged(double, double,int, int)),
+                this,SLOT(WindowLevelChanged(double, double, int, int)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateSlice(int,int)),
+                this,SLOT(UpdateSlice(int,int)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateTSlice(int, int)),
+                this,SLOT(UpdateTSlice(int, int)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateSliceRange(int,int,int,int,int)),
+                this,SLOT(UpdateSliceRange(int,int,int,int,int)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
+                this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
+        connect(mSlicerManagers.back(), SIGNAL(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)),
+                this,SLOT(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)));
+        connect(mSlicerManagers.back(), SIGNAL(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)),
+                this,SLOT(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)));
+        connect(mSlicerManagers.back(),SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
+        InitSlicers();
+        numberofsuccesulreads++;
+      }
+    }
+  }
+  if (numberofsuccesulreads) {
+    NOViewWidget->show();
+    NEViewWidget->show();
+    SOViewWidget->show();
+    SEViewWidget->show();
+    UpdateTree();
+    InitDisplay();
+    ShowLastImage();
+
+    // Try to guess default WindowLevel
+    double range[2];
+    mSlicerManagers.back()->GetImage()->GetFirstVTKImageData()->GetScalarRange(range);
+    if ((range[0] == 0) && (range[1] == 1)) {
+      presetComboBox->setCurrentIndex(5);// binary
+    } else {
+      // TODO
     }
+  }
+  QApplication::restoreOverrideCursor();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::ShowDocumentation() {
-    documentation->show();
-}
-//====================================================================
-void vvMainWindow::ShowHelpDialog() {
-    help_dialog->show();
-}
-//====================================================================
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateTree()
+{
+  DataTree->resizeColumnToContents(COLUMN_TREE);
+  DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
+  DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
+  DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
+  DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::CurrentImageChanged(std::string id)
+{
+  if (id == mCurrentSelectedImageId) return; // Do nothing
+  int selected = 0;
+  for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString().toStdString() == id) {
+      selected = i;
+    } else {
+      DataTree->topLevelItem(i)->setSelected(0);
+    }
+    for (int child = 0; child < DataTree->topLevelItem(i)->childCount(); child++)
+      DataTree->topLevelItem(i)->child(child)->setSelected(0);
+
+  }
+  DataTree->topLevelItem(selected)->setSelected(1);
+  mCurrentSelectedImageId = id;
+  emit SelectedImageHasChanged(mSlicerManagers[selected]);
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::CurrentPickedImageChanged(std::string id)
+{
+  if (id == mCurrentPickedImageId) return; // Do nothing
+  int selected = 0;
+  for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString().toStdString() == id) {
+      selected = i;
+    } else {
+      DataTree->topLevelItem(i)->setSelected(0);
+    }
+    for (int child = 0; child < DataTree->topLevelItem(i)->childCount(); child++)
+      DataTree->topLevelItem(i)->child(child)->setSelected(0);
+
+  }
+  DataTree->topLevelItem(selected)->setSelected(1);
+  mCurrentPickedImageId = id;
+  mCurrentPickedImageIndex = selected;
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::ImageInfoChanged()
+{
+  contextActions[6]->setEnabled(1);
+  contextActions[5]->setEnabled(1);
+  actionSave_As->setEnabled(1);
+  actionAdd_VF_to_current_Image->setEnabled(1);
+  actionAdd_fusion_image->setEnabled(1);
+  actionNorth_East_Window->setEnabled(1);
+  actionNorth_West_Window->setEnabled(1);
+  actionSouth_East_Window->setEnabled(1);
+  actionSouth_West_Window->setEnabled(1);
+  inverseButton->setEnabled(1);
+
+  goToCursorPushButton->setEnabled(1);
+
+  if (DataTree->selectedItems().size()) {
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 
-//====================================================================
-void vvMainWindow::ChangeViewMode() {
-    QListIterator<int> it0(splitter_3->sizes());
-    QListIterator<int> it1(splitter_3->sizes());
-    int max0 = 0;
-    int max1 = 1;
-    while (it0.hasNext())
-    {
-        max0 += it0.next();
-    }
-    while (it1.hasNext())
-    {
-        max1 += it1.next();
-    }
-    QList<int> size0;
-    QList<int> size1;
-    if (viewMode == 1)
-    {
-        viewMode = 0;
-        size0.push_back(max0);
-        size0.push_back(0);
-        size1.push_back(max1);
-        size1.push_back(0);
-        splitter_3->setSizes(size0);
-        OSplitter->setSizes(size1);
-        DataTree->setColumnHidden(2,1);
-        DataTree->setColumnHidden(3,1);
-        DataTree->setColumnHidden(4,1);
-    }
-    else
-    {
-        viewMode = 1;
-        size0.push_back(int(max0/2));
-        size0.push_back(int(max0/2));
-        size1.push_back(int(max1/2));
-        size1.push_back(int(max1/2));
-        splitter_3->setSizes(size0);
-        OSplitter->setSizes(size1);
-        DataTree->setColumnHidden(2,0);
-        DataTree->setColumnHidden(3,0);
-        DataTree->setColumnHidden(4,0);
-    }
-}
-//====================================================================
-
-//====================================================================
-QString vvMainWindow::GetSizeInBytes(unsigned long size) {
-    QString result = "";// QString::number(size);
-    //result += " bytes (";
-    if (size > 1000000000)
-    {
-        size /= 1000000000;
-        result += QString::number(size);
-        result += "Gb";//)";
-    }
-    else if (size > 1000000)
-    {
-        size /= 1000000;
-        result += QString::number(size);
-        result += "Mb";//)";
-    }
-    else if (size > 1000)
-    {
-        size /= 1000;
-        result += QString::number(size);
-        result += "kb";//)";
-    }
-    return result;
-}
-//====================================================================
-
-//====================================================================
-QString vvMainWindow::GetVectorDoubleAsString(std::vector<double> vectorDouble) {
-    QString result;
-    for (unsigned int i= 0; i < vectorDouble.size(); i++)
-    {
-        if (i != 0)
-            result += " ";
-        result += QString::number(vectorDouble[i]);
-    }
-    return result;
-}
-//====================================================================
-
-//====================================================================
-QString vvMainWindow::GetVectorIntAsString(std::vector<int> vectorInt) {
-    QString result;
-    for (unsigned int i= 0; i < vectorInt.size(); i++)
-    {
-        if (i != 0)
-            result += " ";
-        result += QString::number(vectorInt[i]);
-    }
-    return result;
+    colorMapComboBox->setEnabled(1);
+    for (int i = 0; i < DataTree->topLevelItem(index)->childCount(); i++) {
+      if (DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "overlay" ||
+          DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "fusion") {
+        colorMapComboBox->setEnabled(0);
+        break;
+      }
+    }
+
+    std::vector<double> origin;
+    std::vector<double> inputSpacing;
+    std::vector<int> inputSize;
+    std::vector<double> sizeMM;
+    vtkSmartPointer<vtkMatrix4x4> transformation;
+    int dimension=0;
+    QString pixelType;
+    QString inputSizeInBytes;
+    QString image = DataTree->selectedItems()[0]->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+
+    if (mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size() > 1 || playMode == 1) {
+      playButton->setEnabled(1);
+      frameRateLabel->setEnabled(1);
+      frameRateSpinBox->setEnabled(1);
+    } else {
+      playButton->setEnabled(0);
+      frameRateLabel->setEnabled(0);
+      frameRateSpinBox->setEnabled(0);
+    }
+
+    //read image header
+    int NPixel = 1;
+
+    vvImage::Pointer imageSelected;
+    if (DataTree->topLevelItem(index) == DataTree->selectedItems()[0]) {
+      imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetImage();
+      dimension = imageSelected->GetNumberOfDimensions();
+      origin.resize(dimension);
+      inputSpacing.resize(dimension);
+      inputSize.resize(dimension);
+      sizeMM.resize(dimension);
+      pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsITKString().c_str();
+      for (int i = 0; i < dimension; i++) {
+        origin[i] = imageSelected->GetOrigin()[i];
+        inputSpacing[i] = imageSelected->GetSpacing()[i];
+        inputSize[i] = imageSelected->GetSize()[i];
+        sizeMM[i] = inputSize[i]*inputSpacing[i];
+        NPixel *= inputSize[i];
+      }
+      inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
+    } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector") {
+      imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetVF();
+      dimension = imageSelected->GetNumberOfDimensions();
+      origin.resize(dimension);
+      inputSpacing.resize(dimension);
+      inputSize.resize(dimension);
+      sizeMM.resize(dimension);
+      pixelType = mSlicerManagers[index]->GetVF()->GetScalarTypeAsITKString().c_str();
+      for (int i = 0; i < dimension; i++) {
+        origin[i] = imageSelected->GetOrigin()[i];
+        inputSpacing[i] = imageSelected->GetSpacing()[i];
+        inputSize[i] = imageSelected->GetSize()[i];
+        sizeMM[i] = inputSize[i]*inputSpacing[i];
+        NPixel *= inputSize[i];
+      }
+      inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
+    } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "overlay") {
+      imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetOverlay();
+      dimension = imageSelected->GetNumberOfDimensions();
+      origin.resize(dimension);
+      inputSpacing.resize(dimension);
+      inputSize.resize(dimension);
+      sizeMM.resize(dimension);
+      pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsITKString().c_str();
+      for (int i = 0; i < dimension; i++) {
+        origin[i] = imageSelected->GetOrigin()[i];
+        inputSpacing[i] = imageSelected->GetSpacing()[i];
+        inputSize[i] = imageSelected->GetSize()[i];
+        sizeMM[i] = inputSize[i]*inputSpacing[i];
+        NPixel *= inputSize[i];
+      }
+      inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
+    } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "fusion") {
+      imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetFusion();
+      dimension = imageSelected->GetNumberOfDimensions();
+      origin.resize(dimension);
+      inputSpacing.resize(dimension);
+      inputSize.resize(dimension);
+      sizeMM.resize(dimension);
+      pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsITKString().c_str();
+      for (int i = 0; i < dimension; i++) {
+        origin[i] = imageSelected->GetOrigin()[i];
+        inputSpacing[i] = imageSelected->GetSpacing()[i];
+        inputSize[i] = imageSelected->GetSize()[i];
+        sizeMM[i] = inputSize[i]*inputSpacing[i];
+        NPixel *= inputSize[i];
+      }
+      inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
+    }
+
+    QString dim = QString::number(dimension) + " (";
+    dim += pixelType + ")";
+
+    infoPanel->setFileName(image);
+    infoPanel->setDimension(dim);
+    infoPanel->setSizePixel(GetVectorIntAsString(inputSize));
+    infoPanel->setSizeMM(GetVectorDoubleAsString(sizeMM));
+    infoPanel->setOrigin(GetVectorDoubleAsString(origin));
+    infoPanel->setSpacing(GetVectorDoubleAsString(inputSpacing));
+    infoPanel->setNPixel(QString::number(NPixel)+" ("+inputSizeInBytes+")");
+    transformation = imageSelected->GetTransform()->GetMatrix();
+    infoPanel->setTransformation(Get4x4MatrixDoubleAsString(transformation));
+
+    landmarksPanel->SetCurrentLandmarks(mSlicerManagers[index]->GetLandmarks(),
+                                        mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size());
+    landmarksPanel->SetCurrentPath(mInputPathName.toStdString());
+    landmarksPanel->SetCurrentImage(mSlicerManagers[index]->GetFileName().c_str());
+
+    overlayPanel->getCurrentImageName(mSlicerManagers[index]->GetFileName().c_str());
+    for (int i = 0; i < 4; i++) {
+      if (DataTree->selectedItems()[0]->data(i+1,Qt::CheckStateRole).toInt() > 0 || i == 3) {
+        mSlicerManagers[index]->UpdateInfoOnCursorPosition(i);
+        break;
+      }
+    }
+    windowSpinBox->setValue(mSlicerManagers[index]->GetColorWindow());
+    levelSpinBox->setValue(mSlicerManagers[index]->GetColorLevel());
+    presetComboBox->setCurrentIndex(mSlicerManagers[index]->GetPreset());
+    colorMapComboBox->setCurrentIndex(mSlicerManagers[index]->GetColorMap());
+
+    infoPanel->setFileName(image);
+    infoPanel->setDimension(dim);
+    infoPanel->setSizePixel(GetVectorIntAsString(inputSize));
+    infoPanel->setSizeMM(GetVectorDoubleAsString(sizeMM));
+    infoPanel->setOrigin(GetVectorDoubleAsString(origin));
+    infoPanel->setSpacing(GetVectorDoubleAsString(inputSpacing));
+    infoPanel->setNPixel(QString::number(NPixel)+" ("+inputSizeInBytes+")");
+
+    landmarksPanel->SetCurrentLandmarks(mSlicerManagers[index]->GetLandmarks(),
+                                        mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size());
+    landmarksPanel->SetCurrentPath(mInputPathName.toStdString());
+    landmarksPanel->SetCurrentImage(mSlicerManagers[index]->GetFileName().c_str());
+
+    overlayPanel->getCurrentImageName(mSlicerManagers[index]->GetFileName().c_str());
+    for (int i = 0; i < 4; i++) {
+      if (DataTree->selectedItems()[0]->data(i+1,Qt::CheckStateRole).toInt() > 0 || i == 3) {
+        mSlicerManagers[index]->UpdateInfoOnCursorPosition(i);
+        break;
+      }
+    }
+    windowSpinBox->setValue(mSlicerManagers[index]->GetColorWindow());
+    levelSpinBox->setValue(mSlicerManagers[index]->GetColorLevel());
+    presetComboBox->setCurrentIndex(mSlicerManagers[index]->GetPreset());
+    colorMapComboBox->setCurrentIndex(mSlicerManagers[index]->GetColorMap());
+
+    if (mSlicerManagers[index]->GetSlicer(0)->GetVF()) {
+      overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
+      overlayPanel->getVFProperty(mSlicerManagers[index]->GetSlicer(0)->GetVFSubSampling(),
+                                  mSlicerManagers[index]->GetSlicer(0)->GetVFScale(),
+                                  mSlicerManagers[index]->GetSlicer(0)->GetVFLog());
+    } else {
+      overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
+      overlayPanel->getVFProperty(-1,-1,-1);
+    }
+    if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay()) {
+      overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
+      overlayPanel->getOverlayProperty(mSlicerManagers[index]->GetOverlayColor());
+    } else {
+      overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
+      overlayPanel->getOverlayProperty(-1);
+    }
+    if (mSlicerManagers[index]->GetSlicer(0)->GetFusion()) {
+      overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
+      overlayPanel->getFusionProperty(mSlicerManagers[index]->GetFusionOpacity(),
+                                      mSlicerManagers[index]->GetFusionColorMap(),
+                                      mSlicerManagers[index]->GetFusionWindow(),
+                                      mSlicerManagers[index]->GetFusionLevel());
+    } else {
+      overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
+      overlayPanel->getFusionProperty(-1, -1,-1,-1);
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::ShowDocumentation()
+{
+  documentation->show();
 }
-//====================================================================
-
-//====================================================================
-int vvMainWindow::GetSlicerIndexFromItem(QTreeWidgetItem* item) {
-    QString id = item->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
-    for (int i = 0; i < DataTree->topLevelItemCount(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString() == id)
-            return i;
-    }
-    return -1;
+//------------------------------------------------------------------------------
+void vvMainWindow::ShowHelpDialog()
+{
+  help_dialog->show();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::DisplayChanged(QTreeWidgetItem *clicked_item, int column) {
-    int index = GetSlicerIndexFromItem(clicked_item);
-    if ( column >= COLUMN_CLOSE_IMAGE or column <= 0)
-        return;
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        QTreeWidgetItem* current_row=DataTree->topLevelItem(i);
-        if (DataTree->topLevelItem(index) == current_row)
-        {
-            vvSlicer* clicked_slicer=mSlicerManagers[i]->GetSlicer(column-1);
-            if (current_row == clicked_item) 
-            {
-                //If we just activated a slicer
-                if (current_row->data(column,Qt::CheckStateRole).toInt() > 0)
-                {
-                    mSlicerManagers[i]->UpdateSlicer(column-1,clicked_item->data(column,Qt::CheckStateRole).toInt());
-                    mSlicerManagers[i]->UpdateInfoOnCursorPosition(column-1);
-                    DisplaySliders(i,column-1);
-                    std::map<std::string,int> overlay_counts;
-                    for (int child = 0; child < current_row->childCount(); child++)
-                    {
-                        std::string overlay_type = 
-                            current_row->child(child)->data(1,Qt::UserRole).toString().toStdString();
-                        overlay_counts[overlay_type]++;
-                        current_row->child(child)->setData(column,Qt::CheckStateRole,
-                                current_row->data(column,Qt::CheckStateRole));
-                        clicked_slicer->SetActorVisibility(overlay_type,overlay_counts[overlay_type]-1,true);
-                    }
-                }
-                else //We don't allow simply desactivating a slicer
-                {
-                    clicked_item->setData(column,Qt::CheckStateRole,2);
-                    return;
-                }
-            }
-            //if we clicked on the vector(or overlay) and not the image
-            else
-            {
-                if (clicked_item->data(column,Qt::CheckStateRole).toInt())
-                {
-                    current_row->setData(column,Qt::CheckStateRole,2);
-                    mSlicerManagers[i]->UpdateSlicer(column-1,2);
-                    mSlicerManagers[i]->UpdateInfoOnCursorPosition(column-1);
-                    DisplaySliders(i,column-1);
-                }
-                int vis = clicked_item->data(column,Qt::CheckStateRole).toInt();
-                std::string overlay_type = clicked_item->data(1,Qt::UserRole).toString().toStdString();
-                int overlay_index=0;
-                for (int child = 0; child < current_row->childCount(); child++)
-                {
-                    if (current_row->child(child)->data(1,Qt::UserRole).toString().toStdString() == overlay_type)
-                        overlay_index++;
-                    if (current_row->child(child) == clicked_item) break;
-                }
-                clicked_slicer->SetActorVisibility(
-                        clicked_item->data(1,Qt::UserRole).toString().toStdString(), overlay_index-1,vis);
-            }
-        }
-        else if (current_row->data(column,Qt::CheckStateRole).toInt() > 0)
-        {
-            current_row->setData(column,Qt::CheckStateRole,0);
-            mSlicerManagers[i]->UpdateSlicer(column-1,0);
-            std::map<std::string,int> overlay_counts;
-            for (int child = 0; child < current_row->childCount(); child++)
-            {
-                std::string overlay_type = 
-                    current_row->child(child)->data(1,Qt::UserRole).toString().toStdString();
-                overlay_counts[overlay_type]++;
-                current_row->child(child)->setData(column,Qt::CheckStateRole,0);
-                vvSlicer * current_slicer=mSlicerManagers[i]->GetSlicer(column-1);
-                current_slicer->SetActorVisibility(overlay_type,overlay_counts[overlay_type]-1,false);
-            }
-        }
-        //mSlicerManagers[i]->SetColorMap(-1);
-    }
-    mSlicerManagers[index]->GetSlicer(column-1)->Render();
+//------------------------------------------------------------------------------
+void vvMainWindow::ChangeViewMode()
+{
+  QListIterator<int> it0(splitter_3->sizes());
+  QListIterator<int> it1(splitter_3->sizes());
+  int max0 = 0;
+  int max1 = 1;
+  while (it0.hasNext()) {
+    max0 += it0.next();
+  }
+  while (it1.hasNext()) {
+    max1 += it1.next();
+  }
+  QList<int> size0;
+  QList<int> size1;
+  if (viewMode == 1) {
+    viewMode = 0;
+    size0.push_back(max0);
+    size0.push_back(0);
+    size1.push_back(max1);
+    size1.push_back(0);
+    splitter_3->setSizes(size0);
+    OSplitter->setSizes(size1);
+    DataTree->setColumnHidden(2,1);
+    DataTree->setColumnHidden(3,1);
+    DataTree->setColumnHidden(4,1);
+  } else {
+    viewMode = 1;
+    size0.push_back(int(max0/2));
+    size0.push_back(int(max0/2));
+    size1.push_back(int(max1/2));
+    size1.push_back(int(max1/2));
+    splitter_3->setSizes(size0);
+    OSplitter->setSizes(size1);
+    DataTree->setColumnHidden(2,0);
+    DataTree->setColumnHidden(3,0);
+    DataTree->setColumnHidden(4,0);
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+QString vvMainWindow::GetSizeInBytes(unsigned long size)
+{
+  QString result = "";// QString::number(size);
+  //result += " bytes (";
+  if (size > 1000000000) {
+    size /= 1000000000;
+    result += QString::number(size);
+    result += "Gb";//)";
+  } else if (size > 1000000) {
+    size /= 1000000;
+    result += QString::number(size);
+    result += "Mb";//)";
+  } else if (size > 1000) {
+    size /= 1000;
+    result += QString::number(size);
+    result += "kb";//)";
+  }
+  return result;
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+QString vvMainWindow::Get4x4MatrixDoubleAsString(vtkSmartPointer<vtkMatrix4x4> matrix)
+{
+  std::ostringstream strmatrix;
+
+  for (unsigned int i = 0; i < 4; i++) {
+    for (unsigned int j = 0; j < 4; j++) {
+      strmatrix.flags(ios::showpos);
+      strmatrix.width(10);
+      strmatrix.precision(3);
+      strmatrix.setf(ios::fixed,ios::floatfield);
+      strmatrix.fill(' ');
+      strmatrix << std::left << matrix->GetElement(i, j);
+      //strmatrix.width(10);
+      strmatrix << " ";
+    }
+    strmatrix << std::endl;
+  }
+  QString result = strmatrix.str().c_str();
+  return result;
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+QString vvMainWindow::GetVectorDoubleAsString(std::vector<double> vectorDouble)
+{
+  QString result;
+  for (unsigned int i= 0; i < vectorDouble.size(); i++) {
+    if (i != 0)
+      result += " ";
+    result += QString::number(vectorDouble[i]);
+  }
+  return result;
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+QString vvMainWindow::GetVectorIntAsString(std::vector<int> vectorInt)
+{
+  QString result;
+  for (unsigned int i= 0; i < vectorInt.size(); i++) {
+    if (i != 0)
+      result += " ";
+    result += QString::number(vectorInt[i]);
+  }
+  return result;
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+int vvMainWindow::GetSlicerIndexFromItem(QTreeWidgetItem* item)
+{
+  QString id = item->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
+  for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString() == id)
+      return i;
+  }
+  return -1;
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-void vvMainWindow::InitSlicers()
+//------------------------------------------------------------------------------
+QTreeWidgetItem* vvMainWindow::GetItemFromSlicerManager(vvSlicerManager* sm)
 {
-    if (mSlicerManagers.size())
-    {
-        mSlicerManagers.back()->GenerateDefaultLookupTable();
-
-        mSlicerManagers.back()->SetSlicerWindow(0,NOViewWidget->GetRenderWindow());
-        mSlicerManagers.back()->SetSlicerWindow(1,NEViewWidget->GetRenderWindow());
-        mSlicerManagers.back()->SetSlicerWindow(2,SOViewWidget->GetRenderWindow());
-        mSlicerManagers.back()->SetSlicerWindow(3,SEViewWidget->GetRenderWindow());
-    }
+  QString id = sm->GetId().c_str();
+  for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString() == id)
+      return DataTree->topLevelItem(i);
+  }
+  return NULL;
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::InitDisplay() {
-    if (mSlicerManagers.size())
-    {
-        //BE CAREFUL : this is absolutely necessary to set the interactor style
-        //in order to have the same style instanciation for all SlicerManagers in
-        // a same window
-        for (int j = 0; j < 4; j++)
-        {
-            vvInteractorStyleNavigator* style = vvInteractorStyleNavigator::New();
-            style->SetAutoAdjustCameraClippingRange(1);
-            bool AlreadySelected = false;
-            for (int i = 0; i < DataTree->topLevelItemCount(); i++)
-            {
-                mSlicerManagers[i]->SetInteractorStyleNavigator(j,style);
-
-                //select the image only if previous are not selected
-                if (DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 1)
-                {
-                    mSlicerManagers[i]->UpdateSlicer(j,1);
-                    AlreadySelected = true;
-                }
-                else if (i == DataTree->topLevelItemCount()-1 && !AlreadySelected)
-                {
-                    if (DataTree->selectedItems().size() == 0)
-                        DataTree->topLevelItem(i)->setSelected(1);
-                    DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,2);
-                    mSlicerManagers[i]->UpdateSlicer(j,1);
-                    DisplaySliders(i,j);
-                }
-                else
-                {
-                    DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,0);
-                    mSlicerManagers[i]->UpdateSlicer(j,0);
-                }
-            }
-            style->Delete();
-        }
-    }
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::DisplaySliders(int slicer, int window) {
-    int range[2];
-    mSlicerManagers[slicer]->GetSlicer(window)->GetSliceRange(range);
-    int position = mSlicerManagers[slicer]->GetSlicer(window)->GetSlice();
-
-    int tRange[2];
-    tRange[0] = 0;
-    tRange[1] = mSlicerManagers[slicer]->GetSlicer(window)->GetTMax();
-    int tPosition = mSlicerManagers[slicer]->GetSlicer(window)->GetTSlice();
-    bool showHorizontal = false;
-    bool showVertical = false;
-    if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
-            || (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 2
-                && mSlicerManagers[slicer]->GetType() != IMAGEWITHTIME
-                && mSlicerManagers[slicer]->GetType() != MERGEDWITHTIME))
-        showVertical = true;
-    if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
-            || mSlicerManagers[slicer]->GetType() == IMAGEWITHTIME
-            || mSlicerManagers[slicer]->GetType() == MERGEDWITHTIME)
-        showHorizontal = true;
-
-    if (showVertical)
-        verticalSliders[window]->show();
-    else
-        verticalSliders[window]->hide();
-    verticalSliders[window]->setRange(range[0],range[1]);
-    verticalSliders[window]->setValue(position);
+//------------------------------------------------------------------------------
+void vvMainWindow::DisplayChanged(QTreeWidgetItem *clicked_item, int column)
+{
+  int index = GetSlicerIndexFromItem(clicked_item);
+  if ( column >= COLUMN_CLOSE_IMAGE || column <= 0)
+    return;
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    //Trick to avoid redoing twice the job for a key (sr)
+    mSlicerManagers[i]->GetSlicer(column-1)->GetRenderWindow()-> GetInteractor()->SetKeySym("Crap");
+
+    QTreeWidgetItem* current_row=DataTree->topLevelItem(i);
+    if (DataTree->topLevelItem(index) == current_row) {
+      vvSlicer* clicked_slicer=mSlicerManagers[i]->GetSlicer(column-1);
+      if (current_row == clicked_item) {
+        //If we just activated a slicer
+        if (current_row->data(column,Qt::CheckStateRole).toInt() > 0) {
+          mSlicerManagers[i]->UpdateSlicer(column-1,clicked_item->data(column,Qt::CheckStateRole).toInt());
+          mSlicerManagers[i]->UpdateInfoOnCursorPosition(column-1);
+          DisplaySliders(i,column-1);
+          std::map<std::string,int> overlay_counts;
+          for (int child = 0; child < current_row->childCount(); child++) {
+            std::string overlay_type =
+              current_row->child(child)->data(1,Qt::UserRole).toString().toStdString();
+            overlay_counts[overlay_type]++;
+            current_row->child(child)->setData(column,Qt::CheckStateRole,
+                                               current_row->data(column,Qt::CheckStateRole));
+            clicked_slicer->SetActorVisibility(overlay_type,overlay_counts[overlay_type]-1,true);
+          }
+        } else { //We don't allow simply desactivating a slicer
+          clicked_item->setData(column,Qt::CheckStateRole,2);
+          return;
+        }
+      }
+      //if we clicked on the vector(or overlay) and not the image
+      else {
+        if (clicked_item->data(column,Qt::CheckStateRole).toInt()) {
+          current_row->setData(column,Qt::CheckStateRole,2);
+          mSlicerManagers[i]->UpdateSlicer(column-1,2);
+          mSlicerManagers[i]->UpdateInfoOnCursorPosition(column-1);
+          DisplaySliders(i,column-1);
+        }
+        int vis = clicked_item->data(column,Qt::CheckStateRole).toInt();
+        std::string overlay_type = clicked_item->data(1,Qt::UserRole).toString().toStdString();
+        int overlay_index=0;
+        for (int child = 0; child < current_row->childCount(); child++) {
+          if (current_row->child(child)->data(1,Qt::UserRole).toString().toStdString() == overlay_type)
+            overlay_index++;
+          if (current_row->child(child) == clicked_item) break;
+        }
+        clicked_slicer->SetActorVisibility(
+          clicked_item->data(1,Qt::UserRole).toString().toStdString(), overlay_index-1,vis);
+      }
+    } else if (current_row->data(column,Qt::CheckStateRole).toInt() > 0) {
+      current_row->setData(column,Qt::CheckStateRole,0);
+      mSlicerManagers[i]->UpdateSlicer(column-1,0);
+      std::map<std::string,int> overlay_counts;
+      for (int child = 0; child < current_row->childCount(); child++) {
+        std::string overlay_type =
+          current_row->child(child)->data(1,Qt::UserRole).toString().toStdString();
+        overlay_counts[overlay_type]++;
+        current_row->child(child)->setData(column,Qt::CheckStateRole,0);
+        vvSlicer * current_slicer=mSlicerManagers[i]->GetSlicer(column-1);
+        current_slicer->SetActorVisibility(overlay_type,overlay_counts[overlay_type]-1,false);
+      }
+    }
+    //mSlicerManagers[i]->SetColorMap(-1);
+    mSlicerManagers[i]->SetColorMap();
+  }
+  mSlicerManagers[index]->GetSlicer(column-1)->Render();
+}
+//------------------------------------------------------------------------------
 
-    if (showHorizontal)
-        horizontalSliders[window]->show();
-    else
-        horizontalSliders[window]->hide();
-    horizontalSliders[window]->setRange(tRange[0],tRange[1]);
-    horizontalSliders[window]->setValue(tPosition);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::CloseImage(QTreeWidgetItem* item, int column) {
-    int index = GetSlicerIndexFromItem(item);
-
-    if (DataTree->topLevelItem(index) != item)
-    {
-        QString warning = "Do you really want to close the overlay : ";
-        warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-        QMessageBox msgBox(QMessageBox::Warning, tr("Close Overlay"),
-                           warning, 0, this);
-        msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
-        msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
-        if (msgBox.exec() == QMessageBox::AcceptRole)
-        {
-            std::string overlay_type=item->data(1,Qt::UserRole).toString().toStdString();
-            int overlay_index=0;
-            for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
-            {
-                if (DataTree->topLevelItem(index)->\
-                        child(child)->data(1,Qt::UserRole).toString().toStdString() == overlay_type)
-                    overlay_index++;
-                if (DataTree->topLevelItem(index)->child(child) == item) break;
-            }
-            mSlicerManagers[index]->RemoveActor(overlay_type, overlay_index-1);
-            mSlicerManagers[index]->SetColorMap(0);
-            DataTree->topLevelItem(index)->takeChild(DataTree->topLevelItem(index)->indexOfChild(item));
-            mSlicerManagers[index]->Render();
-        }
-    }
-    else if (DataTree->topLevelItemCount() <= 1)
-    {
-        QString warning = "Do you really want to close the image : ";
-        warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-        warning += "\nThis is the last image, you're about to close vv !!!";
-        QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
-                           warning, 0, this);
-        msgBox.addButton(tr("Close vv"), QMessageBox::AcceptRole);
-        msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
-        if (msgBox.exec() == QMessageBox::AcceptRole)
-        {
-            this->close();
-        }
-    }
-    else
-    {
-        QString warning = "Do you really want to close the image : ";
-        warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-        QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
-                           warning, 0, this);
-        msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
-        msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
-        if (msgBox.exec() == QMessageBox::AcceptRole)
-        {
-            std::vector<vvSlicerManager*>::iterator Manageriter = mSlicerManagers.begin();
-            DataTree->takeTopLevelItem(index);
-            for (int i = 0; i < index; i++)
-            {
-                Manageriter++;
-            }
-            linkPanel->removeImage(index);
-            mSlicerManagers[index]->RemoveActors();
-            delete mSlicerManagers[index];
-            mSlicerManagers.erase(Manageriter);
-            InitDisplay();
-        }
-    }
-}
-//====================================================================
+void vvMainWindow::InitSlicers()
+{
+  if (mSlicerManagers.size()) {
+    mSlicerManagers.back()->GenerateDefaultLookupTable();
 
-//====================================================================
-void vvMainWindow::ReloadImage(QTreeWidgetItem* item, int column) {
-    int index = GetSlicerIndexFromItem(item);
-    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-    QString role=item->data(1,Qt::UserRole).toString();
-    if ( role == "vector")
-        mSlicerManagers[index]->ReloadVF();
-    else if (role == "overlay")
-        mSlicerManagers[index]->ReloadOverlay();
-    else if (role == "fusion")
-        mSlicerManagers[index]->ReloadFusion();
-    else
-        mSlicerManagers[index]->Reload();
-    QApplication::restoreOverrideCursor();
+    mSlicerManagers.back()->SetSlicerWindow(0,NOViewWidget->GetRenderWindow());
+    mSlicerManagers.back()->SetSlicerWindow(1,NEViewWidget->GetRenderWindow());
+    mSlicerManagers.back()->SetSlicerWindow(2,SOViewWidget->GetRenderWindow());
+    mSlicerManagers.back()->SetSlicerWindow(3,SEViewWidget->GetRenderWindow());
+  }
 }
-//====================================================================
 
-void vvMainWindow::CropImage()
+//------------------------------------------------------------------------------
+void vvMainWindow::InitDisplay()
 {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    vvCropDialog crop(mSlicerManagers,index);
-    if(crop.exec())
-        AddImage(crop.GetOutput(),"cropped.mhd");
-}
+  if (mSlicerManagers.size()) {
+    //BE CAREFUL : this is absolutely necessary to set the interactor style
+    //in order to have the same style instanciation for all SlicerManagers in
+    // a same window
+    for (int j = 0; j < 4; j++) {
+      vvInteractorStyleNavigator* style = vvInteractorStyleNavigator::New();
+      style->SetAutoAdjustCameraClippingRange(1);
+      bool AlreadySelected = false;
+      for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
+        mSlicerManagers[i]->SetInteractorStyleNavigator(j,style);
+
+        //select the image only if previous are not selected
+        if (DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 1) {
+          mSlicerManagers[i]->UpdateSlicer(j,1);
+          AlreadySelected = true;
+        } else if (i == DataTree->topLevelItemCount()-1 && !AlreadySelected) {
+          if (DataTree->selectedItems().size() == 0)
+            DataTree->topLevelItem(i)->setSelected(1);
+          DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,2);
+          mSlicerManagers[i]->UpdateSlicer(j,1);
+          DisplaySliders(i,j);
+        } else {
+          DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,0);
+          mSlicerManagers[i]->UpdateSlicer(j,0);
+        }
+      }
+      style->Delete();
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::DisplaySliders(int slicer, int window)
+{
+  int range[2];
+  mSlicerManagers[slicer]->GetSlicer(window)->GetSliceRange(range);
+  int position = mSlicerManagers[slicer]->GetSlicer(window)->GetSlice();
+
+  int tRange[2];
+  tRange[0] = 0;
+  tRange[1] = mSlicerManagers[slicer]->GetSlicer(window)->GetTMax();
+  int tPosition = mSlicerManagers[slicer]->GetSlicer(window)->GetTSlice();
+  bool showHorizontal = false;
+  bool showVertical = false;
+  if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
+      || (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 2
+          && mSlicerManagers[slicer]->GetType() != vvImageReader::IMAGEWITHTIME
+          && mSlicerManagers[slicer]->GetType() != vvImageReader::MERGEDWITHTIME))
+    showVertical = true;
+  if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
+      || mSlicerManagers[slicer]->GetType() == vvImageReader::IMAGEWITHTIME
+      || mSlicerManagers[slicer]->GetType() == vvImageReader::MERGEDWITHTIME)
+    showHorizontal = true;
+
+  if (showVertical)
+    verticalSliders[window]->show();
+  else
+    verticalSliders[window]->hide();
+  verticalSliders[window]->setRange(range[0],range[1]);
+  verticalSliders[window]->setValue(position);
+
+  if (showHorizontal)
+    horizontalSliders[window]->show();
+  else
+    horizontalSliders[window]->hide();
+  horizontalSliders[window]->setRange(tRange[0],tRange[1]);
+  horizontalSliders[window]->setValue(tPosition);
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::CloseImage(QTreeWidgetItem* item, int column)
+{
+  int index = GetSlicerIndexFromItem(item);
 
-//====================================================================
-void vvMainWindow::SplitImage() {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    int dim = mSlicerManagers[index]->GetDimension();
-    QString warning = "Do you really want to split the ";
-    warning += QString::number(dim) + "D image ";
-    warning += DataTree->selectedItems()[0]->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString() + " into ";
-    warning += QString::number(mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetSize()[dim-1]) + " ";
-    warning += QString::number(dim-1) + "D images.";
-    QMessageBox msgBox(QMessageBox::Warning, tr("Split Image"),
+  if (DataTree->topLevelItem(index) != item) {
+    QString warning = "Do you really want to close the overlay : ";
+    warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+    QMessageBox msgBox(QMessageBox::Warning, tr("Close Overlay"),
                        warning, 0, this);
-    msgBox.addButton(tr("Split"), QMessageBox::AcceptRole);
+    msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
     msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
-    if (msgBox.exec() == QMessageBox::AcceptRole)
-    {
-        QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-        if (dim > 2)
-        {
-            std::string filename = DataTree->selectedItems()[0]->data(0,Qt::UserRole).toString().toStdString();
-            int numberOfSlice = mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetSize()[dim-1];
-            std::string path = itksys::SystemTools::GetFilenamePath(
-                                   filename);
-            path += "/";
-            path += DataTree->selectedItems()[0]->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString().toStdString();
-            path += "%03d";
-            path += itksys::SystemTools::GetFilenameLastExtension(
-                        filename).c_str();
-
-            typedef itk::NumericSeriesFileNames NameGeneratorType;
-            NameGeneratorType::Pointer nameGenerator = NameGeneratorType::New();
-            nameGenerator->SetSeriesFormat(path.c_str());
-            nameGenerator->SetStartIndex(0);
-            nameGenerator->SetEndIndex(numberOfSlice-1);
-            nameGenerator->SetIncrementIndex(1);
-
-            for (int i = 0; i < numberOfSlice; i++)
-            {
-                vvSlicerManager* imageManager = new vvSlicerManager(4);
-                imageManager->SetExtractedImage(nameGenerator->GetFileNames()[i],
-                                                mSlicerManagers[index]->GetSlicer(0)->GetImage(), i);
-                mSlicerManagers.push_back(imageManager);
-
-                //create an item in the tree with good settings
-                QTreeWidgetItem *item = new QTreeWidgetItem();
-                item->setData(0,Qt::UserRole,nameGenerator->GetFileNames()[i].c_str());
-                std::string fileI = itksys::SystemTools::GetFilenameWithoutLastExtension(
-                                        nameGenerator->GetFileNames()[i]).c_str();
-                item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileI.c_str());
-                for (int j = 1; j <= 4; j++)
-                {
-                    for (int i = 0; i < DataTree->topLevelItemCount(); i++)
-                    {
-                        DataTree->topLevelItem(i)->setData(j,Qt::CheckStateRole,0);
-                    }
-                    item->setData(j,Qt::CheckStateRole,2);
-                }
-
-                //Create the buttons for reload and close
-                QTreePushButton* cButton = new QTreePushButton;
-                cButton->setItem(item);
-                cButton->setColumn(COLUMN_CLOSE_IMAGE);
-                cButton->setToolTip(tr("close image"));
-                cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-                connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                        this,SLOT(CloseImage(QTreeWidgetItem*, int)));
-
-                QTreePushButton* rButton = new QTreePushButton;
-                rButton->setItem(item);
-                rButton->setColumn(COLUMN_RELOAD_IMAGE);
-                rButton->setToolTip(tr("reload image"));
-                rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-                rButton->setEnabled(false);
-                connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                        this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
-
-                DataTree->addTopLevelItem(item);
-                DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-                DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
-
-                //set the id of the image
-                QString id = nameGenerator->GetFileNames()[i].c_str() + QString::number(mSlicerManagers.size()-1);
-                item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-                mSlicerManagers.back()->SetId(id.toStdString());
-                linkPanel->addImage(fileI, id.toStdString());
-                connect(mSlicerManagers.back(),SIGNAL(currentImageChanged(std::string)),
-                        this,SLOT(CurrentImageChanged(std::string)));
-                connect(mSlicerManagers.back(),SIGNAL(
-                            UpdatePosition(int, double, double, double, double, double, double, double)),this,
-                        SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateVector(int, double, double, double, double)),
-                        this, SLOT(VectorChanged(int,double,double,double, double)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateOverlay(int, double, double)),
-                        this, SLOT(OverlayChanged(int,double,double)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateFusion(int, double)),
-                        this, SLOT(FusionChanged(int,double)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateWindows(int, int, int)),
-                        this,SLOT(WindowsChanged(int, int, int)));
-                connect(mSlicerManagers.back(),SIGNAL(WindowLevelChanged(double, double,int, int)),
-                        this,SLOT(WindowLevelChanged(double, double, int, int)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateSlice(int,int)),
-                        this,SLOT(UpdateSlice(int,int)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateTSlice(int, int)),
-                        this,SLOT(UpdateTSlice(int, int)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateSliceRange(int,int,int,int,int)),
-                        this,SLOT(UpdateSliceRange(int,int,int,int,int)));
-                connect(mSlicerManagers.back(),SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
-                        this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
-                connect(mSlicerManagers.back(),SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
-                UpdateTree();
-                qApp->processEvents();
-                InitSlicers();
-                InitDisplay();
-                qApp->processEvents();
-            }
-            QApplication::restoreOverrideCursor();
-        }
-        else
-        {
-            QApplication::restoreOverrideCursor();
-            QString error = "Cannot split file (dimensions must be greater than 2) ";
-            QMessageBox::information(this,tr("Splitting problem"),error);
-        }
+    if (msgBox.exec() == QMessageBox::AcceptRole) {
+      std::string overlay_type=item->data(1,Qt::UserRole).toString().toStdString();
+      int overlay_index=0;
+      for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++) {
+        if (DataTree->topLevelItem(index)->\
+            child(child)->data(1,Qt::UserRole).toString().toStdString() == overlay_type)
+          overlay_index++;
+        if (DataTree->topLevelItem(index)->child(child) == item) break;
+      }
+      mSlicerManagers[index]->RemoveActor(overlay_type, overlay_index-1);
+      mSlicerManagers[index]->SetColorMap(0);
+      DataTree->topLevelItem(index)->takeChild(DataTree->topLevelItem(index)->indexOfChild(item));
+      mSlicerManagers[index]->Render();
+    }
+  } else if (DataTree->topLevelItemCount() <= 1) {
+    QString warning = "Do you really want to close the image : ";
+    warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+    warning += "\nThis is the last image, you're about to close vv !!!";
+    QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
+                       warning, 0, this);
+    msgBox.addButton(tr("Close vv"), QMessageBox::AcceptRole);
+    msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
+    if (msgBox.exec() == QMessageBox::AcceptRole) {
+      this->close();
     }
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::MousePositionChanged(int visibility,double x, double y, double z, double X, double Y, double Z , double value) {
-    infoPanel->setCurrentInfo(visibility,x,y,z,X,Y,Z,value);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::VectorChanged(int visibility,double x, double y, double z, double value) {
-    overlayPanel->getCurrentVectorInfo(visibility,x,y,z,value);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::OverlayChanged(int visibility, double valueOver, double valueRef) {
-    overlayPanel->getCurrentOverlayInfo(visibility,valueOver, valueRef);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::FusionChanged(int visibility, double value) {
-    overlayPanel->getCurrentFusionInfo(visibility,value);
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::WindowsChanged(int window, int view, int slice) {
-    infoPanel->setViews(window, view, slice);
-}
-//====================================================================
+  } else {
+    QString warning = "Do you really want to close the image : ";
+    warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+    QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
+                       warning, 0, this);
+    msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
+    msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
+    if (msgBox.exec() == QMessageBox::AcceptRole) {
 
-//====================================================================
-void vvMainWindow::WindowLevelChanged(double window, double level,int preset,int colormap) {
-    windowSpinBox->setValue(window);
-    levelSpinBox->setValue(level);
-    colorMapComboBox->setCurrentIndex(colormap);
-    presetComboBox->setCurrentIndex(preset);
-}
-//====================================================================
+      // Tell tools that we close an image
+      emit AnImageIsBeingClosed(mSlicerManagers[index]);
 
-//====================================================================
-void vvMainWindow::WindowLevelEdited() {
-    presetComboBox->setCurrentIndex(6);
-    UpdateWindowLevel();
-}
-//====================================================================
+      std::vector<vvSlicerManager*>::iterator Manageriter = mSlicerManagers.begin();
+      DataTree->takeTopLevelItem(index);
+      for (int i = 0; i < index; i++) {
+        Manageriter++;
+      }
+      linkPanel->removeImage(index);
+      mSlicerManagers[index]->RemoveActors();
+      delete mSlicerManagers[index];
+      mSlicerManagers.erase(Manageriter);
 
-//====================================================================
-void vvMainWindow::UpdateWindowLevel() {
-    if (DataTree->selectedItems().size())
-    {
-        if (presetComboBox->currentIndex() == 7) //For ventilation
-            colorMapComboBox->setCurrentIndex(5);
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        mSlicerManagers[index]->SetColorWindow(windowSpinBox->value());
-        mSlicerManagers[index]->SetColorLevel(levelSpinBox->value());
-        mSlicerManagers[index]->SetPreset(presetComboBox->currentIndex());
-        mSlicerManagers[index]->Render();
+      //
+      InitDisplay();
     }
+  }
+  ImageInfoChanged();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::UpdateColorMap() {
-    if (DataTree->selectedItems().size())
-    {
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        mSlicerManagers[index]->SetColorMap(colorMapComboBox->currentIndex());
-        mSlicerManagers[index]->Render();
-    }
-}
-//====================================================================
-void vvMainWindow::SwitchWindowLevel() {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    int window = mSlicerManagers[index]->GetColorWindow();
-    presetComboBox->setCurrentIndex(6);
-    windowSpinBox->setValue(-window);
-    UpdateWindowLevel();
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::UpdateLinkManager(std::string id, int slicer, double x, double y, double z, int temps) {
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (mSlicerManagers[i]->GetId() == id)
-        {
-            //mSlicerManagers[i]->SetTSlice(temps);
-            mSlicerManagers[i]->GetSlicer(slicer)->SetCurrentPosition(x,y,z,temps);
-            mSlicerManagers[i]->UpdateViews(0,slicer);
-            break;
-        }
-    }
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::ShowContextMenu(QPoint point) {
-    if (!DataTree->selectedItems().size())
-    {
-        contextActions[1]->setEnabled(0);
-        contextActions[2]->setEnabled(0);
-        contextActions[3]->setEnabled(0);
-        contextActions[4]->setEnabled(0);
-        contextActions[5]->setEnabled(0);
-        contextActions[6]->setEnabled(0);
-        contextActions[7]->setEnabled(0);
-    }
-    else
-    {
-        int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-        contextActions[1]->setEnabled(1);
-        contextActions[2]->setEnabled(
-            DataTree->itemWidget(DataTree->selectedItems()[0],
-                                 COLUMN_RELOAD_IMAGE)->isEnabled());
-        contextActions[3]->setEnabled(1);
-        contextActions[5]->setEnabled(1);
-        contextActions[6]->setEnabled(1);
-        contextActions[7]->setEnabled(1);
-
-        if (mSlicerManagers[index]->GetDimension() < 3)
-            contextActions[4]->setEnabled(0);
-        else
-            contextActions[4]->setEnabled(1);
-    }
-    contextMenu.exec(QCursor::pos());
+//------------------------------------------------------------------------------
+void vvMainWindow::ReloadImage(QTreeWidgetItem* item, int column)
+{
+  // int index = GetSlicerIndexFromItem(item);
+  //   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  //   if (item->data(1,Qt::UserRole).toString() == "vector")
+  //     mSlicerManagers[index]->ReloadVF();
+  //   else
+  //     mSlicerManagers[index]->Reload();
+
+  //   QApplication::restoreOverrideCursor();
+  int index = GetSlicerIndexFromItem(item);
+  QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  QString role=item->data(1,Qt::UserRole).toString();
+  if ( role == "vector")
+    mSlicerManagers[index]->ReloadVF();
+  else if (role == "overlay")
+    mSlicerManagers[index]->ReloadOverlay();
+  else if (role == "fusion")
+    mSlicerManagers[index]->ReloadFusion();
+  else
+    mSlicerManagers[index]->Reload();
+
+  // Update view and info
+  ImageInfoChanged();
+  mSlicerManagers[index]->Render();
+  QApplication::restoreOverrideCursor();
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::MousePositionChanged(int visibility,double x, double y, double z, double X, double Y, double Z , double value)
+{
+  infoPanel->setCurrentInfo(visibility,x,y,z,X,Y,Z,value);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::CloseImage() {
-    CloseImage(DataTree->selectedItems()[0],0);
+//------------------------------------------------------------------------------
+void vvMainWindow::VectorChanged(int visibility,double x, double y, double z, double value)
+{
+  overlayPanel->getCurrentVectorInfo(visibility,x,y,z,value);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::ReloadImage() {
-    ReloadImage(DataTree->selectedItems()[0],0);
+//------------------------------------------------------------------------------
+void vvMainWindow::OverlayChanged(int visibility, double valueOver, double valueRef)
+{
+  overlayPanel->getCurrentOverlayInfo(visibility,valueOver, valueRef);
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::SelectOverlayImage() {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+//------------------------------------------------------------------------------
 
-    //check if one overlay image is added
-    for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
-        if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "overlay")
-        {
-            QString error = "Cannot add more than one compared image\n";
-            error += "Please remove first ";
-            error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-            QMessageBox::information(this,tr("Problem adding compared image !"),error);
-            return;
-        }
-
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
-    QString file = QFileDialog::getOpenFileName(this,tr("Load Overlay image"),mInputPathName,Extensions);
-    if (!file.isEmpty())
-        AddOverlayImage(index,file);
+//------------------------------------------------------------------------------
+void vvMainWindow::FusionChanged(int visibility, double value)
+{
+  overlayPanel->getCurrentFusionInfo(visibility,value);
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::AddOverlayImage(int index, QString file) {
-    mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
-    itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
-                                           file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
-    reader->SetFileName(file.toStdString().c_str());
-    reader->ReadImageInformation();
-    std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
-    int dimension = reader->GetNumberOfDimensions();
-    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-    vvProgressDialog progress("Opening " + file.toStdString());
-    qApp->processEvents();
-
-    std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
-    if (mSlicerManagers[index]->SetOverlay(file.toStdString(),dimension, component))
-    {
-        //create an item in the tree with good settings
-        QTreeWidgetItem *item = new QTreeWidgetItem();
-        item->setData(0,Qt::UserRole,file.toStdString().c_str());
-        item->setData(1,Qt::UserRole,tr("overlay"));
-        item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,filename.c_str());
-        qApp->processEvents();
+//------------------------------------------------------------------------------
 
-        for (int j = 1; j <= 4; j++)
-        {
-            item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
-            mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("overlay",0,
-                DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
-        }
-
-        //Create the buttons for reload and close
-        qApp->processEvents();
-        QTreePushButton* cButton = new QTreePushButton;
-        cButton->setItem(item);
-        cButton->setColumn(COLUMN_CLOSE_IMAGE);
-        cButton->setToolTip(tr("close image"));
-        cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-        connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                this,SLOT(CloseImage(QTreeWidgetItem*, int)));
+//------------------------------------------------------------------------------
+void vvMainWindow::WindowsChanged(int window, int view, int slice)
+{
+  infoPanel->setViews(window, view, slice);
+}
+//------------------------------------------------------------------------------
 
-        QTreePushButton* rButton = new QTreePushButton;
-        rButton->setItem(item);
-        rButton->setColumn(COLUMN_RELOAD_IMAGE);
-        rButton->setToolTip(tr("reload image"));
-        rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-        connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
+//------------------------------------------------------------------------------
+void vvMainWindow::WindowLevelChanged(double window, double level,int preset,int colormap)
+{
+  windowSpinBox->setValue(window);
+  levelSpinBox->setValue(level);
+  colorMapComboBox->setCurrentIndex(colormap);
+  presetComboBox->setCurrentIndex(preset);
+}
+//------------------------------------------------------------------------------
 
-        DataTree->topLevelItem(index)->setExpanded(1);
-        DataTree->topLevelItem(index)->addChild(item);
-        DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-        DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
+//------------------------------------------------------------------------------
+void vvMainWindow::WindowLevelEdited()
+{
+  presetComboBox->setCurrentIndex(6);
+  UpdateWindowLevel();
+}
+//------------------------------------------------------------------------------
 
-        //set the id of the image
-        QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
-        item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-        UpdateTree();
-        qApp->processEvents();
-        ImageInfoChanged();
-        QApplication::restoreOverrideCursor();
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateWindowLevel()
+{
+  if (DataTree->selectedItems().size()) {
+    if (presetComboBox->currentIndex() == 7) //For ventilation
+      colorMapComboBox->setCurrentIndex(5);
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    mSlicerManagers[index]->SetColorWindow(windowSpinBox->value());
+    mSlicerManagers[index]->SetColorLevel(levelSpinBox->value());
+    mSlicerManagers[index]->SetPreset(presetComboBox->currentIndex());
+    mSlicerManagers[index]->Render();
+    windowSpinBox->setValue(mSlicerManagers[index]->GetColorWindow());
+    levelSpinBox->setValue(mSlicerManagers[index]->GetColorLevel());
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateColorMap()
+{
+  if (DataTree->selectedItems().size()) {
+    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    mSlicerManagers[index]->SetColorMap(colorMapComboBox->currentIndex());
+    mSlicerManagers[index]->Render();
+  }
+}
+//------------------------------------------------------------------------------
+void vvMainWindow::SwitchWindowLevel()
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  int window = mSlicerManagers[index]->GetColorWindow();
+  presetComboBox->setCurrentIndex(6);
+  windowSpinBox->setValue(-window);
+  UpdateWindowLevel();
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::ApplyWindowLevelToAllImages()
+{
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (mSlicerManagers[i] == NULL)
+      continue;
+    mSlicerManagers[i]->SetColorWindow(windowSpinBox->value());
+    mSlicerManagers[i]->SetColorLevel(levelSpinBox->value());
+    mSlicerManagers[i]->SetPreset(6);
+    mSlicerManagers[i]->Render();
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateLinkManager(std::string id, int slicer, double x, double y, double z, int temps)
+{
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (mSlicerManagers[i]->GetId() == id) {
+      //mSlicerManagers[i]->SetTSlice(temps);
+      mSlicerManagers[i]->GetSlicer(slicer)->SetCurrentPosition(x,y,z,temps);
+      mSlicerManagers[i]->UpdateViews(0,slicer);
+      break;
     }
-    else
-    {
-        QApplication::restoreOverrideCursor();
-        QString error = "Cannot import the new image.\n";
-        error += mSlicerManagers[index]->GetLastError().c_str();
-        QMessageBox::information(this,tr("Problem reading image !"),error);
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateLinkedNavigation(std::string id, vvSlicerManager * sm, vvSlicer* refSlicer)
+{
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (id == mSlicerManagers[i]->GetId()) {
+      mSlicerManagers[i]->UpdateLinkedNavigation(refSlicer);
     }
+  }
 }
+//------------------------------------------------------------------------------
 
-void vvMainWindow::AddFusionImage()
+//------------------------------------------------------------------------------
+void vvMainWindow::ShowContextMenu(QPoint point)
 {
+  if (!DataTree->selectedItems().size()) {
+    contextActions[1]->setEnabled(0);
+    contextActions[2]->setEnabled(0);
+    contextActions[3]->setEnabled(0);
+    contextActions[4]->setEnabled(0);
+    contextActions[5]->setEnabled(0);
+    contextActions[6]->setEnabled(0);
+  } else {
     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+    contextActions[1]->setEnabled(1);
+    contextActions[2]->setEnabled(
+      DataTree->itemWidget(DataTree->selectedItems()[0],
+                           COLUMN_RELOAD_IMAGE)->isEnabled());
+    contextActions[3]->setEnabled(1);
+    contextActions[5]->setEnabled(1);
+    contextActions[6]->setEnabled(1);
 
-    //check if one fusion image is added
-    for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
-        if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "fusion")
-        {
-            QString error = "Cannot add more than one fusion image\n";
-            error += "Please remove first ";
-            error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-            QMessageBox::information(this,tr("Problem adding fusion image !"),error);
-            return;
-        }
+    if (mSlicerManagers[index]->GetDimension() < 3)
+      contextActions[4]->setEnabled(0);
+    else
+      contextActions[4]->setEnabled(1);
+  }
+  contextMenu.exec(QCursor::pos());
+}
+//------------------------------------------------------------------------------
 
-    QString Extensions = "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.hdr *.vox)";
-    Extensions += ";;All Files (*)";
-    QString file = QFileDialog::getOpenFileName(this,tr("Load Fusion image"),mInputPathName,Extensions);
-    if (!file.isEmpty())
-    {
-        mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
-        itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
-                                               file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
-        reader->SetFileName(file.toStdString().c_str());
-        reader->ReadImageInformation();
-        std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
-        if (reader)
-        {
-            QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-            vvProgressDialog progress("Opening fusion");
-            qApp->processEvents();
-
-            std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
-            if (mSlicerManagers[index]->SetFusion(file.toStdString(),
-                                                   reader->GetNumberOfDimensions(), component))
-            {
-                //create an item in the tree with good settings
-                QTreeWidgetItem *item = new QTreeWidgetItem();
-                item->setData(0,Qt::UserRole,file.toStdString().c_str());
-                item->setData(1,Qt::UserRole,tr("fusion"));
-                item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,filename.c_str());
-                qApp->processEvents();
-
-                for (int j = 1; j <= 4; j++)
-                {
-                    item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
-                    mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("fusion",0,
-                        DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
-                }
-
-                //Create the buttons for reload and close
-                qApp->processEvents();
-                QTreePushButton* cButton = new QTreePushButton;
-                cButton->setItem(item);
-                cButton->setColumn(COLUMN_CLOSE_IMAGE);
-                cButton->setToolTip(tr("close image"));
-                cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-                connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                        this,SLOT(CloseImage(QTreeWidgetItem*, int)));
-
-                QTreePushButton* rButton = new QTreePushButton;
-                rButton->setItem(item);
-                rButton->setColumn(COLUMN_RELOAD_IMAGE);
-                rButton->setToolTip(tr("reload image"));
-                rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-                connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-                        this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
-
-                DataTree->topLevelItem(index)->setExpanded(1);
-                DataTree->topLevelItem(index)->addChild(item);
-                DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-                DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
-
-                //set the id of the image
-                QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
-                item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-                UpdateTree();
-                qApp->processEvents();
-                ImageInfoChanged();
-                QApplication::restoreOverrideCursor();
-            }
-            else
-            {
-                QApplication::restoreOverrideCursor();
-                QString error = "Cannot import the new image.\n";
-                error += mSlicerManagers[index]->GetLastError().c_str();
-                QMessageBox::information(this,tr("Problem reading image !"),error);
-            }
-        }
-        else
-        {
-            QString error = "Cannot import the new image.\n";
-            QMessageBox::information(this,tr("Problem reading image !"),error);
-        }
-    }
+//------------------------------------------------------------------------------
+void vvMainWindow::CloseImage()
+{
+  CloseImage(DataTree->selectedItems()[0],0);
 }
+//------------------------------------------------------------------------------
 
+//------------------------------------------------------------------------------
+void vvMainWindow::ReloadImage()
+{
+  ReloadImage(DataTree->selectedItems()[0],0);
+}
+//------------------------------------------------------------------------------
 
-void vvMainWindow::OpenField()
+//------------------------------------------------------------------------------
+void vvMainWindow::SelectOverlayImage()
 {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    //check if a vector field has already been added
-    for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
-        if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "vector")
-        {
-            QString error = "Cannot add more than one vector field\n";
-            error += "Please remove first ";
-            error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
-            QMessageBox::information(this,tr("Problem adding vector field!"),error);
-            return;
-        }
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+
+  //check if one overlay image is added
+  for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
+    if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "overlay") {
+      QString error = "Cannot add more than one compared image\n";
+      error += "Please remove first ";
+      error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+      QMessageBox::information(this,tr("Problem adding compared image !"),error);
+      return;
+    }
 
-    QString Extensions = "Images ( *.mhd)";
-    Extensions += ";;Images ( *.vf)";
-    QString file = QFileDialog::getOpenFileName(this,tr("Load deformation field"),mInputPathName,Extensions);
-    if (!file.isEmpty())
-        AddField(file,index);
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+  QString file = QFileDialog::getOpenFileName(this,tr("Load Overlay image"),mInputPathName,Extensions);
+  if (!file.isEmpty())
+    AddOverlayImage(index,file);
 }
+//------------------------------------------------------------------------------
 
-void vvMainWindow::AddFieldEntry(QString filename,int index,bool from_disk)
+//------------------------------------------------------------------------------
+void vvMainWindow::AddOverlayImage(int index, QString file)
 {
+
+  mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
+  itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
+                                       file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
+  reader->SetFileName(file.toStdString().c_str());
+  reader->ReadImageInformation();
+  std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
+  int dimension = reader->GetNumberOfDimensions();
+  QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  vvProgressDialog progress("Opening " + file.toStdString());
+  qApp->processEvents();
+
+  std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
+  if (mSlicerManagers[index]->SetOverlay(file.toStdString(),dimension, component)) {
     //create an item in the tree with good settings
     QTreeWidgetItem *item = new QTreeWidgetItem();
-    item->setData(0,Qt::UserRole,filename.toStdString().c_str());
-    item->setData(1,Qt::UserRole,tr("vector"));
-    item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,filename);
+    item->setData(0,Qt::UserRole,file.toStdString().c_str());
+    item->setData(1,Qt::UserRole,tr("overlay"));
+    QFileInfo fileinfo(file); //Do not show the path
+    item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
+    item->setToolTip(COLUMN_IMAGE_NAME,fileinfo.absoluteFilePath());
     qApp->processEvents();
 
-    for (int j = 1; j <= 4; j++)
-    {
-        item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
-        mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("vector",0,
-            DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
+    for (int j = 1; j <= 4; j++) {
+      item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
+      mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("overlay",0,
+          DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
     }
 
     //Create the buttons for reload and close
@@ -1977,24 +1815,23 @@ void vvMainWindow::AddFieldEntry(QString filename,int index,bool from_disk)
     QTreePushButton* cButton = new QTreePushButton;
     cButton->setItem(item);
     cButton->setColumn(COLUMN_CLOSE_IMAGE);
-    cButton->setToolTip(tr("close vector field"));
-    cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
+    cButton->setToolTip(tr("close image"));
+    cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
     connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
             this,SLOT(CloseImage(QTreeWidgetItem*, int)));
 
     QTreePushButton* rButton = new QTreePushButton;
     rButton->setItem(item);
     rButton->setColumn(COLUMN_RELOAD_IMAGE);
-    rButton->setToolTip(tr("reload vector field"));
-    rButton->setEnabled(from_disk);
-    rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
+    rButton->setToolTip(tr("reload image"));
+    rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
     connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
             this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
 
     DataTree->topLevelItem(index)->setExpanded(1);
     DataTree->topLevelItem(index)->addChild(item);
-    DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
     DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+    DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
 
     //set the id of the image
     QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
@@ -2003,684 +1840,1029 @@ void vvMainWindow::AddFieldEntry(QString filename,int index,bool from_disk)
     qApp->processEvents();
     ImageInfoChanged();
     QApplication::restoreOverrideCursor();
+  } else {
+    QApplication::restoreOverrideCursor();
+    QString error = "Cannot import the new image.\n";
+    error += mSlicerManagers[index]->GetLastError().c_str();
+    QMessageBox::information(this,tr("Problem reading image !"),error);
+  }
 }
+//------------------------------------------------------------------------------
 
-void vvMainWindow::AddField(vvImage::Pointer vf,QString file,int index)
+
+//------------------------------------------------------------------------------
+void vvMainWindow::AddROI(int index, QString file)
 {
-    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-    vvSlicerManager* imageManager = mSlicerManagers[index];
-    if (imageManager->SetVF(vf,file.toStdString()))
-    {
-        AddFieldEntry(file,index,false);
+  /*
+  // Get slice manager
+
+  // Load image
+
+  vvImageReader * mReader = new vvImageReader;
+  mReader->SetInputFilename(filename.toStdString());
+  mReader->Update(IMAGE);
+  if (mReader->GetLastError().size() != 0) {
+    std::cerr << "Error while reading " << filename.toStdString() << std::endl;
+    QString error = "Cannot open file \n";
+    error += mReader->GetLastError().c_str();
+    QMessageBox::information(this,tr("Reading problem"),error);
+    delete mReader;
+    return;
+  }
+  vvImage::Pointer roi = mReader->GetOutput();
+
+  // Create roi in new tool
+  vvToolStructureSetManager::AddImage(mCurrentSlicerManager, roi);
+  */
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SelectFusionImage()
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+
+  //check if one fusion image is added
+  for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
+    if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "fusion") {
+      QString error = "Cannot add more than one fusion image\n";
+      error += "Please remove first ";
+      error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+      QMessageBox::information(this,tr("Problem adding fusion image !"),error);
+      return;
     }
-    else
-    {
-        QString error = "Cannot import the vector field for this image.\n";
-        error += imageManager->GetLastError().c_str();
-        QMessageBox::information(this,tr("Problem reading VF !"),error);
+
+  QString Extensions = EXTENSIONS;
+  Extensions += ";;All Files (*)";
+  QString file = QFileDialog::getOpenFileName(this,tr("Load Fusion image"),mInputPathName,Extensions);
+  if (!file.isEmpty())
+    AddFusionImage(index,file);
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::AddFusionImage(int index, QString file)
+{
+  mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
+  itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
+                                       file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
+  reader->SetFileName(file.toStdString().c_str());
+  reader->ReadImageInformation();
+  std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
+  if (reader) {
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    vvProgressDialog progress("Opening fusion");
+    qApp->processEvents();
+
+    std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
+    if (mSlicerManagers[index]->SetFusion(file.toStdString(),
+                                          reader->GetNumberOfDimensions(), component)) {
+      //create an item in the tree with good settings
+      QTreeWidgetItem *item = new QTreeWidgetItem();
+      item->setData(0,Qt::UserRole,file.toStdString().c_str());
+      item->setData(1,Qt::UserRole,tr("fusion"));
+      QFileInfo fileinfo(filename.c_str()); //Do not show the path
+      item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
+      item->setToolTip(COLUMN_IMAGE_NAME,fileinfo.absoluteFilePath());
+      qApp->processEvents();
+
+      for (int j = 1; j <= 4; j++) {
+        item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
+        mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("fusion",0,
+            DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
+      }
+
+      //Create the buttons for reload and close
+      qApp->processEvents();
+      QTreePushButton* cButton = new QTreePushButton;
+      cButton->setItem(item);
+      cButton->setColumn(COLUMN_CLOSE_IMAGE);
+      cButton->setToolTip(tr("close image"));
+      cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
+      connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+              this,SLOT(CloseImage(QTreeWidgetItem*, int)));
+
+      QTreePushButton* rButton = new QTreePushButton;
+      rButton->setItem(item);
+      rButton->setColumn(COLUMN_RELOAD_IMAGE);
+      rButton->setToolTip(tr("reload image"));
+      rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
+      connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+              this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
+
+      DataTree->topLevelItem(index)->setExpanded(1);
+      DataTree->topLevelItem(index)->addChild(item);
+      DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+      DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
+
+      //set the id of the image
+      QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
+      item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
+      UpdateTree();
+      qApp->processEvents();
+      ImageInfoChanged();
+      QApplication::restoreOverrideCursor();
+    } else {
+      QApplication::restoreOverrideCursor();
+      QString error = "Cannot import the new image.\n";
+      error += mSlicerManagers[index]->GetLastError().c_str();
+      QMessageBox::information(this,tr("Problem reading image !"),error);
+    }
+  } else {
+    QString error = "Cannot import the new image.\n";
+    QMessageBox::information(this,tr("Problem reading image !"),error);
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::OpenField()
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  //check if a vector field has already been added
+  for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
+    if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "vector") {
+      QString error = "Cannot add more than one vector field\n";
+      error += "Please remove first ";
+      error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
+      QMessageBox::information(this,tr("Problem adding vector field!"),error);
+      return;
     }
-    QApplication::restoreOverrideCursor();
+
+  QString Extensions = "Images ( *.mhd)";
+  Extensions += ";;Images ( *.vf)";
+  QString file = QFileDialog::getOpenFileName(this,tr("Load deformation field"),mInputPathName,Extensions);
+  if (!file.isEmpty())
+    AddField(file,index);
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::AddFieldEntry(QString filename,int index,bool from_disk)
+{
+  //create an item in the tree with good settings
+  QTreeWidgetItem *item = new QTreeWidgetItem();
+  item->setData(0,Qt::UserRole,filename.toStdString().c_str());
+  item->setData(1,Qt::UserRole,tr("vector"));
+  QFileInfo fileinfo(filename); //Do not show the path
+  item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
+  item->setToolTip(COLUMN_IMAGE_NAME,fileinfo.absoluteFilePath());
+  qApp->processEvents();
+
+  for (int j = 1; j <= 4; j++) {
+    item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
+    mSlicerManagers[index]->GetSlicer(j-1)->SetActorVisibility("vector",0,
+        DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole).toInt());
+  }
+
+  //Create the buttons for reload and close
+  qApp->processEvents();
+  QTreePushButton* cButton = new QTreePushButton;
+  cButton->setItem(item);
+  cButton->setColumn(COLUMN_CLOSE_IMAGE);
+  cButton->setToolTip(tr("close vector field"));
+  cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
+  connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+          this,SLOT(CloseImage(QTreeWidgetItem*, int)));
+
+  QTreePushButton* rButton = new QTreePushButton;
+  rButton->setItem(item);
+  rButton->setColumn(COLUMN_RELOAD_IMAGE);
+  rButton->setToolTip(tr("reload vector field"));
+  rButton->setEnabled(from_disk);
+  rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
+  connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+          this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
+
+  DataTree->topLevelItem(index)->setExpanded(1);
+  DataTree->topLevelItem(index)->addChild(item);
+  DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
+  DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+
+  //set the id of the image
+  QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
+  item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
+  UpdateTree();
+  qApp->processEvents();
+  ImageInfoChanged();
+  QApplication::restoreOverrideCursor();
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::AddField(vvImage::Pointer vf,QString file,int index)
+{
+  QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+  vvSlicerManager* imageManager = mSlicerManagers[index];
+  if (imageManager->SetVF(vf,file.toStdString())) {
+    AddFieldEntry(file,index,false);
+  } else {
+    QString error = "Cannot import the vector field for this image.\n";
+    error += imageManager->GetLastError().c_str();
+    QMessageBox::information(this,tr("Problem reading VF !"),error);
+  }
+  QApplication::restoreOverrideCursor();
 }
+//------------------------------------------------------------------------------
+
 
+//------------------------------------------------------------------------------
 void vvMainWindow::AddField(QString file,int index)
 {
-    if (QFile::exists(file))
-    {
-        mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
+  if (QFile::exists(file)) {
+    mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
 
-        //init the progress events
-        QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-        vvProgressDialog progress("Opening " + file.toStdString());
-        qApp->processEvents();
+    //init the progress events
+    QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+    vvProgressDialog progress("Opening " + file.toStdString());
+    qApp->processEvents();
 
-        //read the vector and put it in the current mSlicerManager
-        vvSlicerManager* imageManager = mSlicerManagers[index];
-        qApp->processEvents();
+    //read the vector and put it in the current mSlicerManager
+    vvSlicerManager* imageManager = mSlicerManagers[index];
+    qApp->processEvents();
 
-        std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
-        if (imageManager->SetVF(file.toStdString()))
-        {
-            imageManager->Render();
-            AddFieldEntry(file,index,true);
-        }
-        else
-        {
-            QApplication::restoreOverrideCursor();
-            QString error = "Cannot import the vector field for this image.\n";
-            error += imageManager->GetLastError().c_str();
-            QMessageBox::information(this,tr("Problem reading VF !"),error);
-        }
+    std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
+    if (imageManager->SetVF(file.toStdString())) {
+      imageManager->Render();
+      AddFieldEntry(file,index,true);
+    } else {
+      QApplication::restoreOverrideCursor();
+      QString error = "Cannot import the vector field for this image.\n";
+      error += imageManager->GetLastError().c_str();
+      QMessageBox::information(this,tr("Problem reading VF !"),error);
     }
-    else
-        QMessageBox::information(this,tr("Problem reading VF !"),"File doesn't exist!");
+  } else
+    QMessageBox::information(this,tr("Problem reading VF !"),"File doesn't exist!");
 
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SetVFProperty(int subsampling, int scale, int log) {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    if (mSlicerManagers[index]->GetSlicer(0)->GetVF())
-    {
-        for (int i = 0; i < 4; i++)
-        {
-            mSlicerManagers[index]->GetSlicer(i)->SetVFSubSampling(subsampling);
-            mSlicerManagers[index]->GetSlicer(i)->SetVFScale(scale);
-            if (log > 0)
-                mSlicerManagers[index]->GetSlicer(i)->SetVFLog(1);
-            else
-                mSlicerManagers[index]->GetSlicer(i)->SetVFLog(0);
-        }
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SetVFProperty(int subsampling, int scale, int log, int width, double r, double g, double b)
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  if (mSlicerManagers[index]->GetSlicer(0)->GetVF()) {
+    for (int i = 0; i < 4; i++) {
+      mSlicerManagers[index]->GetSlicer(i)->SetVFSubSampling(subsampling);
+      mSlicerManagers[index]->GetSlicer(i)->SetVFScale(scale);
+      mSlicerManagers[index]->GetSlicer(i)->SetVFWidth(width);
+      mSlicerManagers[index]->GetSlicer(i)->SetVFColor(r,g,b);
+      if (log > 0)
+        mSlicerManagers[index]->GetSlicer(i)->SetVFLog(1);
+      else
+        mSlicerManagers[index]->GetSlicer(i)->SetVFLog(0);
     }
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SetOverlayProperty(int color) {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay())
-    {
-        mSlicerManagers[index]->SetOverlayColor(color);
-        mSlicerManagers[index]->SetColorMap(0);
-        mSlicerManagers[index]->Render();
-    }
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SetOverlayProperty(int color)
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay()) {
+    mSlicerManagers[index]->SetOverlayColor(color);
+    mSlicerManagers[index]->SetColorMap(0);
+    mSlicerManagers[index]->Render();
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SetFusionProperty(int opacity, int colormap,double window, double level) {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    if (mSlicerManagers[index]->GetSlicer(0)->GetFusion())
-    {
-        mSlicerManagers[index]->SetFusionOpacity(opacity);
-        mSlicerManagers[index]->SetFusionColorMap(colormap);
-        mSlicerManagers[index]->SetFusionWindow(window);
-        mSlicerManagers[index]->SetFusionLevel(level);
-        mSlicerManagers[index]->SetColorMap(0);
-        mSlicerManagers[index]->Render();
+//------------------------------------------------------------------------------
+void vvMainWindow::SetFusionProperty(int opacity, int colormap,double window, double level)
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  if (mSlicerManagers[index]->GetSlicer(0)->GetFusion()) {
+    mSlicerManagers[index]->SetFusionOpacity(opacity);
+    mSlicerManagers[index]->SetFusionColorMap(colormap);
+    mSlicerManagers[index]->SetFusionWindow(window);
+    mSlicerManagers[index]->SetFusionLevel(level);
+    mSlicerManagers[index]->SetColorMap(0);
+    mSlicerManagers[index]->Render();
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveAs()
+{
+  if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector") {
+    QMessageBox::warning(this,tr("Unsupported type"),tr("Sorry, saving a vector field is unsupported for the moment"));
+    return;
+  }
+
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  int dimension = mSlicerManagers[index]->GetDimension();
+  QStringList OutputListeFormat;
+  OutputListeFormat.clear();
+  if (dimension == 1) {
+    OutputListeFormat.push_back(".mhd");
+  }
+  if (dimension == 2) {
+    OutputListeFormat.push_back(".bmp");
+    OutputListeFormat.push_back(".png");
+    OutputListeFormat.push_back(".jpeg");
+    OutputListeFormat.push_back(".tif");
+    OutputListeFormat.push_back(".mhd");
+    OutputListeFormat.push_back(".hdr");
+    OutputListeFormat.push_back(".vox");
+  } else if (dimension == 3) {
+    OutputListeFormat.push_back(".mhd");
+    OutputListeFormat.push_back(".hdr");
+    OutputListeFormat.push_back(".vox");
+  } else if (dimension == 4) {
+    OutputListeFormat.push_back(".mhd");
+  }
+  QString Extensions = "AllFiles(*.*)";
+  for (int i = 0; i < OutputListeFormat.count(); i++) {
+    Extensions += ";;Images ( *";
+    Extensions += OutputListeFormat[i];
+    Extensions += ")";
+  }
+  QString fileName = QFileDialog::getSaveFileName(this,
+                     tr("Save As"),
+                     mSlicerManagers[index]->GetFileName().c_str(),
+                     Extensions);
+  if (!fileName.isEmpty()) {
+    std::string fileformat = itksys::SystemTools::GetFilenameLastExtension(fileName.toStdString());
+    if (OutputListeFormat.contains(
+          fileformat.c_str())) {
+      QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
+      std::string action = "Saving";
+      vvProgressDialog progress("Saving "+fileName.toStdString());
+      qApp->processEvents();
+      vvImageWriter::Pointer writer = vvImageWriter::New();
+      writer->SetOutputFileName(fileName.toStdString());
+      writer->SetInput(mSlicerManagers[index]->GetImage());
+      writer->Update();
+      QApplication::restoreOverrideCursor();
+      if (writer->GetLastError().size()) {
+        QString error = "Saving did not succeed\n";
+        error += writer->GetLastError().c_str();
+        QMessageBox::information(this,tr("Saving Problem"),error);
+        SaveAs();
+      }
+    } else {
+      QString error = fileformat.c_str();
+      if (error.isEmpty())
+        error += "no file format specified !";
+      else
+        error += " format unknown !!!\n";
+      QMessageBox::information(this,tr("Saving Problem"),error);
+      SaveAs();
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::AddLink(QString image1,QString image2)
+{
+  unsigned int sm1 = 0;
+  unsigned int sm2 = 0;
+  
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (image1.toStdString() == mSlicerManagers[i]->GetId()) {
+      mSlicerManagers[i]->AddLink(image2.toStdString());
+      sm1 = i;
+    }
+    if (image2.toStdString() == mSlicerManagers[i]->GetId()) {
+      mSlicerManagers[i]->AddLink(image1.toStdString());
+      sm2 = i;
     }
+  }
+
+  if (linkPanel->isLinkAll())  {
+    emit UpdateLinkedNavigation(mSlicerManagers[sm1]->GetId(), mSlicerManagers[mCurrentPickedImageIndex], mSlicerManagers[mCurrentPickedImageIndex]->GetSlicer(0));
+    emit UpdateLinkedNavigation(mSlicerManagers[sm2]->GetId(), mSlicerManagers[mCurrentPickedImageIndex], mSlicerManagers[mCurrentPickedImageIndex]->GetSlicer(0));
+  }
+  else {
+    emit UpdateLinkedNavigation(mSlicerManagers[sm2]->GetId(), mSlicerManagers[sm1], mSlicerManagers[sm1]->GetSlicer(0));
+  }
 }
-//====================================================================
 
-//====================================================================
-void vvMainWindow::SaveAs() {
-    if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector")
-    {
-        QMessageBox::warning(this,tr("Unsupported type"),tr("Sorry, saving a vector field is unsupported for the moment"));
-        return;
-    }
+//------------------------------------------------------------------------------
 
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    int dimension = mSlicerManagers[index]->GetDimension();
-    QStringList OutputListeFormat;
-    OutputListeFormat.clear();
-    if (dimension == 1)
-    {
-        OutputListeFormat.push_back(".mhd");
-    }
-    if (dimension == 2)
-    {
-        OutputListeFormat.push_back(".bmp");
-        OutputListeFormat.push_back(".png");
-        OutputListeFormat.push_back(".jpeg");
-        OutputListeFormat.push_back(".tif");
-        OutputListeFormat.push_back(".mhd");
-        OutputListeFormat.push_back(".hdr");
-        OutputListeFormat.push_back(".vox");
-    }
-    else if (dimension == 3)
-    {
-        OutputListeFormat.push_back(".mhd");
-        OutputListeFormat.push_back(".hdr");
-        OutputListeFormat.push_back(".vox");
-    }
-    else if (dimension == 4)
-    {
-        OutputListeFormat.push_back(".mhd");
-    }
-    QString Extensions = "AllFiles(*.*)";
-    for (int i = 0; i < OutputListeFormat.count(); i++)
-    {
-        Extensions += ";;Images ( *";
-        Extensions += OutputListeFormat[i];
-        Extensions += ")";
+
+//------------------------------------------------------------------------------
+void vvMainWindow::RemoveLink(QString image1,QString image2)
+{
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (image1.toStdString() == mSlicerManagers[i]->GetId()) {
+      mSlicerManagers[i]->RemoveLink(image2.toStdString());
     }
-    QString fileName = QFileDialog::getSaveFileName(this,
-                       tr("Save As"),
-                       mSlicerManagers[index]->GetFileName().c_str(),
-                       Extensions);
-    if (!fileName.isEmpty())
-    {
-        std::string fileformat = itksys::SystemTools::GetFilenameLastExtension(fileName.toStdString());
-        if (OutputListeFormat.contains(
-                    fileformat.c_str()))
-        {
-            QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
-            std::string action = "Saving";
-            vvProgressDialog progress("Saving "+fileName.toStdString());
-            qApp->processEvents();
-            vvImageWriter *writer = new vvImageWriter;
-            writer->SetOutputFileName(fileName.toStdString());
-            writer->SetInput(mSlicerManagers[index]->GetImage());
-            writer->Update();
-            QApplication::restoreOverrideCursor();
-            if (writer->GetLastError().size())
-            {
-                QString error = "Saving did not succeed\n";
-                error += writer->GetLastError().c_str();
-                QMessageBox::information(this,tr("Saving Problem"),error);
-                SaveAs();
-            }
-        }
-        else
-        {
-            QString error = fileformat.c_str();
-            if (error.isEmpty())
-                error += "no file format specified !";
-            else
-                error += " format unknown !!!\n";
-            QMessageBox::information(this,tr("Saving Problem"),error);
-            SaveAs();
-        }
+    if (image2.toStdString() == mSlicerManagers[i]->GetId()) {
+      mSlicerManagers[i]->RemoveLink(image1.toStdString());
     }
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::AddLink(QString image1,QString image2) {
-    for (unsigned int i = 0; i < mSlicerManagers.size();i++)
-    {
-        if (image1.toStdString() == mSlicerManagers[i]->GetId())
-        {
-            mSlicerManagers[i]->AddLink(image2.toStdString());
-        }
-        if (image2.toStdString() == mSlicerManagers[i]->GetId())
-        {
-            mSlicerManagers[i]->AddLink(image1.toStdString());
-        }
-    }
-}
-//====================================================================
+//------------------------------------------------------------------------------
+void vvMainWindow::ChangeImageWithIndexOffset(vvSlicerManager *sm, int slicer, int offset)
+{
+  int index = 0;
+  while(sm != mSlicerManagers[index])
+    index++;
+  index = (index+offset) % mSlicerManagers.size();
 
-//====================================================================
-void vvMainWindow::RemoveLink(QString image1,QString image2) {
-    for (unsigned int i = 0; i < mSlicerManagers.size();i++)
-    {
-        if (image1.toStdString() == mSlicerManagers[i]->GetId())
-        {
-            mSlicerManagers[i]->RemoveLink(image2.toStdString());
-        }
-        if (image2.toStdString() == mSlicerManagers[i]->GetId())
-        {
-            mSlicerManagers[i]->RemoveLink(image1.toStdString());
-        }
-    }
+  QTreeWidgetItem* item = GetItemFromSlicerManager(mSlicerManagers[index]);
+  //CurrentImageChanged(mSlicerManagers[index]->GetId()); //select new image
+  item->setData(slicer+1,Qt::CheckStateRole,2);         //change checkbox
+  DisplayChanged(item,slicer+1);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
 void vvMainWindow::HorizontalSliderMoved(int value,int column, int slicer_index)
 {
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(column,Qt::CheckStateRole).toInt() > 1)
-        {
-            for (int j = 0; j < 4; j++)
-            {
-                mSlicerManagers[i]->SetTSliceInSlicer(value,j);
-                //if (mSlicerManagers[i]->GetSlicer(j)->GetImageActor()->GetVisibility())
-                    //UpdateTSlice(j,value);
-            }
-            mSlicerManagers[i]->GetSlicer(slicer_index)->Render();
-            break;
-        }
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (DataTree->topLevelItem(i)->data(column,Qt::CheckStateRole).toInt() > 1) {
+      for (int j = 0; j < 4; j++) {
+        mSlicerManagers[i]->SetTSliceInSlicer(value,j);
+        //if (mSlicerManagers[i]->GetSlicer(j)->GetImageActor()->GetVisibility())
+        //UpdateTSlice(j,value);
+      }
+      mSlicerManagers[i]->GetSlicer(slicer_index)->Render();
+      break;
     }
+  }
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::NOHorizontalSliderMoved() {
-    HorizontalSliderMoved(NOHorizontalSlider->value(),COLUMN_UL_VIEW,0);
-}
-//====================================================================
 
-//====================================================================
-void vvMainWindow::NEHorizontalSliderMoved() {
-    HorizontalSliderMoved(NEHorizontalSlider->value(),COLUMN_UR_VIEW,1);
+//------------------------------------------------------------------------------
+void vvMainWindow::NOHorizontalSliderMoved()
+{
+  // if (mCurrentTime == NOHorizontalSlider->value()) return;
+  HorizontalSliderMoved(NOHorizontalSlider->value(),COLUMN_UL_VIEW,0);
+//  mCurrentTime = NOHorizontalSlider->value();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SOHorizontalSliderMoved() {
-    HorizontalSliderMoved(SOHorizontalSlider->value(),COLUMN_DL_VIEW,2);
-}
-//====================================================================
 
-//====================================================================
-void vvMainWindow::SEHorizontalSliderMoved() {
-    HorizontalSliderMoved(SEHorizontalSlider->value(),COLUMN_DR_VIEW,3);
+//------------------------------------------------------------------------------
+void vvMainWindow::NEHorizontalSliderMoved()
+{
+  // if (mCurrentTime == NEHorizontalSlider->value()) return;
+  HorizontalSliderMoved(NEHorizontalSlider->value(),COLUMN_UR_VIEW,1);
+//  mCurrentTime = NEHorizontalSlider->value();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::NOVerticalSliderChanged() {
-    int value = NOVerticalSlider->value();
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_UL_VIEW,Qt::CheckStateRole).toInt() > 1)
-        {
-            mSlicerManagers[i]->GetSlicer(0)->SetSlice(value);
-            break;
-        }
-    }
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::NEVerticalSliderChanged() {
-    int value = NEVerticalSlider->value();
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_UR_VIEW,Qt::CheckStateRole).toInt() > 1)
-        {
-            mSlicerManagers[i]->GetSlicer(1)->SetSlice(value);
-            break;
-        }
-    }
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SOHorizontalSliderMoved()
+{
+  // if (mCurrentTime == SOHorizontalSlider->value()) return;
+  HorizontalSliderMoved(SOHorizontalSlider->value(),COLUMN_DL_VIEW,2);
+  // mCurrentTime = SOHorizontalSlider->value();
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::SOVerticalSliderChanged() {
-    int value = SOVerticalSlider->value();
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_DL_VIEW,Qt::CheckStateRole).toInt() > 1)
-        {
-            mSlicerManagers[i]->GetSlicer(2)->SetSlice(value);
-            break;
-        }
-    }
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SEHorizontalSliderMoved()
+{
+  // if (mCurrentTime == SEHorizontalSlider->value()) return;
+  HorizontalSliderMoved(SEHorizontalSlider->value(),COLUMN_DR_VIEW,3);
+  // mCurrentTime = SEHorizontalSlider->value();
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::SEVerticalSliderChanged() {
-    int value = SEVerticalSlider->value();
-    for (unsigned int i = 0; i < mSlicerManagers.size(); i++)
-    {
-        if (DataTree->topLevelItem(i)->data(COLUMN_DR_VIEW,Qt::CheckStateRole).toInt() > 1)
-        {
-            mSlicerManagers[i]->GetSlicer(3)->SetSlice(value);
-            break;
-        }
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::NOVerticalSliderChanged()
+{
+  static int value=-1;
+  if (value == NOVerticalSlider->value()) return;
+  else value = NOVerticalSlider->value();
+  //  int value = NOVerticalSlider->value();
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_UL_VIEW,Qt::CheckStateRole).toInt() > 1) {
+      if (mSlicerManagers[i]->GetSlicer(0)->GetSlice() != value) {
+        mSlicerManagers[i]->GetSlicer(0)->SetSlice(value);
+        mSlicerManagers[i]->VerticalSliderHasChanged(0, value);
+
+        // If nor Update/Render -> slider not work
+        // only render = ok navigation, but for contour Update needed but slower ?
+
+        mSlicerManagers[i]->UpdateSlice(0);  // <-- DS add this. Not too much update ? YES. but needed for ImageContour ...
+        //mSlicerManagers[i]->GetSlicer(0)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
+      }
+      break;
     }
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::UpdateSlice(int slicer, int slice) {
-    if (slicer == 0)
-        NOVerticalSlider->setValue(slice);
-    else if (slicer == 1)
-        NEVerticalSlider->setValue(slice);
-    else if (slicer == 2)
-        SOVerticalSlider->setValue(slice);
-    else if (slicer == 3)
-        SEVerticalSlider->setValue(slice);
-}
-//====================================================================
 
-//====================================================================
-void vvMainWindow::UpdateTSlice(int slicer, int slice) {
-    switch (slicer)
-    {
-    case 0:
-        NOHorizontalSlider->setValue(slice);
-        break;
-    case 1:
-        NEHorizontalSlider->setValue(slice);
-        break;
-    case 2:
-        SOHorizontalSlider->setValue(slice);
-        break;
-    case 3:
-        SEHorizontalSlider->setValue(slice);
-        break;
+//------------------------------------------------------------------------------
+void vvMainWindow::NEVerticalSliderChanged()
+{
+  static int value=-1;
+  if (value == NEVerticalSlider->value()) return;
+  else value = NEVerticalSlider->value();
+  //  int value = NEVerticalSlider->value();
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_UR_VIEW,Qt::CheckStateRole).toInt() > 1) {
+      if (mSlicerManagers[i]->GetSlicer(1)->GetSlice() != value) {
+        mSlicerManagers[i]->GetSlicer(1)->SetSlice(value);
+        mSlicerManagers[i]->VerticalSliderHasChanged(1, value);
+        mSlicerManagers[i]->UpdateSlice(1);
+        //mSlicerManagers[i]->GetSlicer(1)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
+      }
+      break;
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SOVerticalSliderChanged()
+{
+  static int value=-1;
+  if (value == SOVerticalSlider->value()) return;
+  else value = SOVerticalSlider->value();
+  //int value = SOVerticalSlider->value();
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_DL_VIEW,Qt::CheckStateRole).toInt() > 1) {
+      if (mSlicerManagers[i]->GetSlicer(2)->GetSlice() != value) {
+        mSlicerManagers[i]->GetSlicer(2)->SetSlice(value);
+        mSlicerManagers[i]->VerticalSliderHasChanged(2, value);
+        mSlicerManagers[i]->UpdateSlice(2);
+        //mSlicerManagers[i]->GetSlicer(2)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
+      }
+      // else { DD("avoid SOVerticalSlider slicer update"); }
+      break;
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SEVerticalSliderChanged()
+{
+  static int value=-1;
+  if (value == SEVerticalSlider->value()) return;
+  else value = SEVerticalSlider->value();
+  // int value = SEVerticalSlider->value();
+  for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
+    if (DataTree->topLevelItem(i)->data(COLUMN_DR_VIEW,Qt::CheckStateRole).toInt() > 1) {
+      if (mSlicerManagers[i]->GetSlicer(3)->GetSlice() != value) {
+        mSlicerManagers[i]->GetSlicer(3)->SetSlice(value);
+        mSlicerManagers[i]->VerticalSliderHasChanged(3, value);
+        mSlicerManagers[i]->UpdateSlice(3);
+        //mSlicerManagers[i]->GetSlicer(3)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
+      }
+      break;
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateSlice(int slicer, int slice)
+{
+  // DD("vvMainWindow::UpdateSlice");
+//   DD(slicer);
+//   DD(slice);
+  if (slicer == 0) {
+    //    if (slice != NOVerticalSlider->value())
+    NOVerticalSlider->setValue(slice);
+  } else {
+    if (slicer == 1)
+      NEVerticalSlider->setValue(slice);
+    else {
+      if (slicer == 2)
+        SOVerticalSlider->setValue(slice);
+      else {
+        if (slicer == 3)
+          SEVerticalSlider->setValue(slice);
+      }
     }
+  }
+  // DD("vvMainWindow:UpdateSlice END");
 }
-//====================================================================
-
-//====================================================================
-void vvMainWindow::UpdateSliceRange(int slicer, int min, int max, int tmin, int tmax) {
-    int position = int((min+max)/2);
-    int tPosition = int((tmin+tmax)/2);
-    if (slicer == 0)
-    {
-        NOVerticalSlider->setValue(position);
-        NOVerticalSlider->setRange(min,max);
-        NOHorizontalSlider->setRange(tmin,tmax);
-        NOHorizontalSlider->setValue(tPosition);
-    }
-    else if (slicer == 1)
-    {
-        NEVerticalSlider->setValue(position);
-        NEVerticalSlider->setRange(min,max);
-        NEHorizontalSlider->setRange(tmin,tmax);
-        NEHorizontalSlider->setValue(tPosition);
-    }
-    else if (slicer == 2)
-    {
-        SOVerticalSlider->setValue(position);
-        SOVerticalSlider->setRange(min,max);
-        SOHorizontalSlider->setRange(tmin,tmax);
-        SOHorizontalSlider->setValue(tPosition);
-    }
-    else if (slicer == 3)
-    {
-        SEVerticalSlider->setValue(position);
-        SEVerticalSlider->setRange(min,max);
-        SEHorizontalSlider->setRange(tmin,tmax);
-        SEHorizontalSlider->setValue(tPosition);
-    }
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateTSlice(int slicer, int slice)
+{
+  switch (slicer) {
+  case 0:
+    NOHorizontalSlider->setValue(slice);
+    break;
+  case 1:
+    NEHorizontalSlider->setValue(slice);
+    break;
+  case 2:
+    SOHorizontalSlider->setValue(slice);
+    break;
+  case 3:
+    SEHorizontalSlider->setValue(slice);
+    break;
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateSliceRange(int slicer, int min, int max, int tmin, int tmax)
+{
+  int position = int((min+max)/2);
+  int tPosition = int((tmin+tmax)/2);
+  if (slicer == 0) {
+    NOVerticalSlider->setValue(position);
+    NOVerticalSlider->setRange(min,max);
+    NOHorizontalSlider->setRange(tmin,tmax);
+    NOHorizontalSlider->setValue(tPosition);
+  } else if (slicer == 1) {
+    NEVerticalSlider->setValue(position);
+    NEVerticalSlider->setRange(min,max);
+    NEHorizontalSlider->setRange(tmin,tmax);
+    NEHorizontalSlider->setValue(tPosition);
+  } else if (slicer == 2) {
+    SOVerticalSlider->setValue(position);
+    SOVerticalSlider->setRange(min,max);
+    SOHorizontalSlider->setRange(tmin,tmax);
+    SOHorizontalSlider->setValue(tPosition);
+  } else if (slicer == 3) {
+    SEVerticalSlider->setValue(position);
+    SEVerticalSlider->setRange(min,max);
+    SEHorizontalSlider->setRange(tmin,tmax);
+    SEHorizontalSlider->setValue(tPosition);
+  }
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveNOScreenshot()
+{
+  SaveScreenshot(NOViewWidget);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SaveNOScreenshot() {
-    vtkWindowToImageFilter *w2i = vtkWindowToImageFilter::New();
-    w2i->SetInput(NOViewWidget->GetRenderWindow());
-    w2i->Update();
-    SaveScreenshot(w2i->GetOutput());
-    w2i->Delete();
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveNEScreenshot()
+{
+  SaveScreenshot(NEViewWidget);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SaveNEScreenshot() {
-    vtkWindowToImageFilter *w2i = vtkWindowToImageFilter::New();
-    w2i->SetInput(NEViewWidget->GetRenderWindow());
-    w2i->Update();
-    SaveScreenshot(w2i->GetOutput());
-    w2i->Delete();
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveSOScreenshot()
+{
+  SaveScreenshot(SOViewWidget);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SaveSOScreenshot() {
-    vtkWindowToImageFilter *w2i = vtkWindowToImageFilter::New();
-    w2i->SetInput(SOViewWidget->GetRenderWindow());
-    w2i->Update();
-    SaveScreenshot(w2i->GetOutput());
-    w2i->Delete();
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveSEScreenshot()
+{
+  SaveScreenshot(SEViewWidget);
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SaveSEScreenshot() {
-    vtkWindowToImageFilter *w2i = vtkWindowToImageFilter::New();
-    w2i->SetInput(SEViewWidget->GetRenderWindow());
+
+//------------------------------------------------------------------------------
+void vvMainWindow::SaveScreenshot(QVTKWidget *widget)
+{
+  QString Extensions = "Images( *.png);;";
+  Extensions += "Images( *.jpg);;";
+  Extensions += "Images( *.bmp);;";
+  Extensions += "Images( *.tif);;";
+  Extensions += "Images( *.ppm)";
+#ifdef VTK_USE_FFMPEG_ENCODER
+  Extensions += "Images( *.avi)";
+#endif
+#ifdef VTK_USE_MPEG2_ENCODER
+  Extensions += "Images( *.mpg)";
+#endif
+
+  int smIndex=GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  QString fileName = QFileDialog::getSaveFileName(this,
+                     tr("Save As"),
+                     itksys::SystemTools::GetFilenamePath(mSlicerManagers[smIndex]->GetFileName()).c_str(),
+                     Extensions);
+
+  if (!fileName.isEmpty()) {
+    vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
+    w2i->SetInput(widget->GetRenderWindow());
     w2i->Update();
-    SaveScreenshot(w2i->GetOutput());
-    w2i->Delete();
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::SaveScreenshot(vtkImageData* image) {
-    QString Extensions = "Images( *.png);;";
-    Extensions += "Images( *.jpg);;";
-    Extensions += "Images( *.bmp);;";
-    Extensions += "Images( *.tif);;";
-    Extensions += "Images( *.ppm)";
-    QString fileName = QFileDialog::getSaveFileName(this,
-                       tr("Save As"),
-                       itksys::SystemTools::GetFilenamePath(
-                           mSlicerManagers[0]->GetFileName()).c_str(),
-                       Extensions);
-    if (!fileName.isEmpty())
-    {
-        const char *ext = fileName.toStdString().c_str() + strlen(fileName.toStdString().c_str()) - 4;
-        if (!strcmp(ext, ".bmp"))
-        {
-            vtkBMPWriter *bmp = vtkBMPWriter::New();
-            bmp->SetInput(image);
-            bmp->SetFileName(fileName.toStdString().c_str());
-            bmp->Write();
-            bmp->Delete();
-        }
-        else if (!strcmp(ext, ".tif"))
-        {
-            vtkTIFFWriter *tif = vtkTIFFWriter::New();
-            tif->SetInput(image);
-            tif->SetFileName(fileName.toStdString().c_str());
-            tif->Write();
-            tif->Delete();
-        }
-        else if (!strcmp(ext, ".ppm"))
-        {
-            vtkPNMWriter *pnm = vtkPNMWriter::New();
-            pnm->SetInput(image);
-            pnm->SetFileName(fileName.toStdString().c_str());
-            pnm->Write();
-            pnm->Delete();
-        }
-        else if (!strcmp(ext, ".png"))
-        {
-            vtkPNGWriter *png = vtkPNGWriter::New();
-            png->SetInput(image);
-            png->SetFileName(fileName.toStdString().c_str());
-            png->Write();
-            png->Delete();
-        }
-        else if (!strcmp(ext, ".jpg"))
-        {
-            vtkJPEGWriter *jpg = vtkJPEGWriter::New();
-            jpg->SetInput(image);
-            jpg->SetFileName(fileName.toStdString().c_str());
-            jpg->Write();
-            jpg->Delete();
-        }
-        else
-        {
-            QMessageBox::information(this,tr("Problem saving screenshot !"),tr("Cannot save image.\nPlease set a file extension !!!"));
-        }
+    vtkImageData *image = w2i->GetOutput();
+
+    const char *ext = fileName.toStdString().c_str() + strlen(fileName.toStdString().c_str()) - 4;
+    if (!strcmp(ext, ".bmp")) {
+      vtkBMPWriter *bmp = vtkBMPWriter::New();
+      bmp->SetInput(image);
+      bmp->SetFileName(fileName.toStdString().c_str());
+      bmp->Write();
+      bmp->Delete();
+    } else if (!strcmp(ext, ".tif")) {
+      vtkTIFFWriter *tif = vtkTIFFWriter::New();
+      tif->SetInput(image);
+      tif->SetFileName(fileName.toStdString().c_str());
+      tif->Write();
+      tif->Delete();
+    } else if (!strcmp(ext, ".ppm")) {
+      vtkPNMWriter *pnm = vtkPNMWriter::New();
+      pnm->SetInput(image);
+      pnm->SetFileName(fileName.toStdString().c_str());
+      pnm->Write();
+      pnm->Delete();
+    } else if (!strcmp(ext, ".png")) {
+      vtkPNGWriter *png = vtkPNGWriter::New();
+      png->SetInput(image);
+      png->SetFileName(fileName.toStdString().c_str());
+      png->Write();
+      png->Delete();
+    } else if (!strcmp(ext, ".jpg")) {
+      vtkJPEGWriter *jpg = vtkJPEGWriter::New();
+      jpg->SetInput(image);
+      jpg->SetFileName(fileName.toStdString().c_str());
+      jpg->Write();
+      jpg->Delete();
+#ifdef VTK_USE_FFMPEG_ENCODER
+    } else if (!strcmp(ext, ".avi")) {
+      vtkFFMPEGWriter *mpg = vtkFFMPEGWriter::New();
+      mpg->SetInput(image);
+      mpg->SetFileName(fileName.toStdString().c_str());
+      mpg->SetQuality(2);
+      mpg->SetRate(5);
+      mpg->Start();
+
+      vvImage * vvImg = mSlicerManagers[smIndex]->GetImage();
+      int nSlice = vvImg->GetVTKImages().size();
+      for(int i=0; i<nSlice; i++)
+      {
+        mSlicerManagers[smIndex]->SetNextTSlice(0);
+        vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
+        w2i->SetInput(widget->GetRenderWindow());
+        w2i->Update();
+        mpg->SetInput(w2i->GetOutput());
+        mpg->Write();
+      }
+      mpg->End();
+      mpg->Delete();
+#endif
+#ifdef VTK_USE_MPEG2_ENCODER
+    } else if (!strcmp(ext, ".mpg")) {
+      vtkMPEG2Writer *mpg = vtkMPEG2Writer::New();
+      mpg->SetInput(image);
+      mpg->SetFileName(fileName.toStdString().c_str());
+      mpg->Start();
+
+      vvImage * vvImg = mSlicerManagers[smIndex]->GetImage();
+      int nSlice = vvImg->GetVTKImages().size();
+      for(int i=0; i<nSlice; i++)
+      {
+        mSlicerManagers[smIndex]->SetNextTSlice(0);
+        vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
+        w2i->SetInput(widget->GetRenderWindow());
+        w2i->Update();
+        mpg->SetInput(w2i->GetOutput());
+        mpg->Write();
+      }
+      mpg->End();
+      mpg->Delete();
+#endif
+    } else {
+      QMessageBox::information(this,tr("Problem saving screenshot !"),tr("Cannot save image.\nPlease set a file extension !!!"));
     }
-
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::GoToCursor() {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    for (int column = 1; column < 5; column++)
-    {
-        if (DataTree->selectedItems()[0]->data(column,Qt::CheckStateRole).toInt() > 1)
-        {
-            double* cursorPos = mSlicerManagers[index]->GetSlicer(column-1)->GetCursorPosition();
-            mSlicerManagers[index]->GetSlicer(column-1)->SetCurrentPosition(
-                cursorPos[0],cursorPos[1],cursorPos[2],cursorPos[3]);
-            mSlicerManagers[index]->UpdateViews(1,column-1);
-            mSlicerManagers[index]->UpdateLinked(column-1);
-            break;
-        }
+
+//------------------------------------------------------------------------------
+void vvMainWindow::GoToCursor()
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  for (int column = 1; column < 5; column++) {
+    if (DataTree->selectedItems()[0]->data(column,Qt::CheckStateRole).toInt() > 1) {
+      double* cursorPos = mSlicerManagers[index]->GetSlicer(column-1)->GetCursorPosition();
+      mSlicerManagers[index]->GetSlicer(column-1)->SetCurrentPosition(
+        cursorPos[0],cursorPos[1],cursorPos[2],cursorPos[3]);
+      mSlicerManagers[index]->UpdateViews(1,column-1);
+      mSlicerManagers[index]->UpdateLinked(column-1);
+      break;
+    }
+  }
+}
+//------------------------------------------------------------------------------
+
+//------------------------------------------------------------------------------
+void vvMainWindow::PlayPause()
+{
+  if (playMode) {
+    playMode = 0;
+    playButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/player_play.png")));
+    ImageInfoChanged();
+    return;
+  } else {
+    int image_number=DataTree->topLevelItemCount();
+    bool has_temporal;
+    for (int i=0; i<image_number; i++)
+      if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1) {
+        has_temporal=true;
+        break;
+      }
+    if (has_temporal) {
+      playMode = 1;
+      playButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/player_pause.png")));
+      QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
     }
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::PlayPause() {
-    if (playMode)
-    {
-        playMode = 0;
-        playButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/player_play.png")));
-        ImageInfoChanged();
-        return;
-    }
-    else
-    {
-        int image_number=DataTree->topLevelItemCount();
-        bool has_temporal;
-        for (int i=0;i<image_number;i++)
-            if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1)
-            {
-                has_temporal=true;
-                break;
-            }
-        if (has_temporal)
-        {
-            playMode = 1;
-            playButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/player_pause.png")));
-            QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
+//------------------------------------------------------------------------------
+void vvMainWindow::PlayNext()
+{
+  if (playMode && !this->isHidden()) {
+    int image_number=DataTree->topLevelItemCount();
+    ///Only play one slicer per SM, and only if the SM is being displayed
+    for (int i=0; i<image_number; i++)
+      for (int j=0; j<4; j++)
+        if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1 &&
+            DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 0) {
+          mSlicerManagers[i]->SetNextTSlice(j);
+          break;
         }
-    }
-}
-//====================================================================
-
-//====================================================================
-void vvMainWindow::PlayNext() {
-    if (playMode && !this->isHidden())
-    {
-        int image_number=DataTree->topLevelItemCount();
-        ///Only play one slicer per SM, and only if the SM is being displayed
-        for (int i=0;i<image_number;i++)
-            for (int j=0;j<4;j++)
-                if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1 and
-                        DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 0)
-                {
-                    mSlicerManagers[i]->SetNextTSlice(j);
-                    break;
-                }
-        QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
-    }
+    QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
+  }
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
 void vvMainWindow::ShowLastImage()
 {
-    if (mSlicerManagers.size() > 1)
-    {
-        QTreeWidgetItem * item=DataTree->topLevelItem(DataTree->topLevelItemCount()-1);
-        CurrentImageChanged(mSlicerManagers.back()->GetId()); //select new image
-        item->setData(1,Qt::CheckStateRole,2); //show the new image in the first panel
-        DisplayChanged(item,1);
-    }
-}
-
-//====================================================================
-void vvMainWindow::UpdateRenderWindows() {
-    if (NOViewWidget->GetRenderWindow()) NOViewWidget->GetRenderWindow()->Render();
-    if (NEViewWidget->GetRenderWindow()) NEViewWidget->GetRenderWindow()->Render();
-    if (SOViewWidget->GetRenderWindow()) SOViewWidget->GetRenderWindow()->Render();
-    if (SEViewWidget->GetRenderWindow()) SEViewWidget->GetRenderWindow()->Render();
+  if (mSlicerManagers.size() > 1) {
+    QTreeWidgetItem * item=DataTree->topLevelItem(DataTree->topLevelItemCount()-1);
+    CurrentImageChanged(mSlicerManagers.back()->GetId()); //select new image
+    item->setData(1,Qt::CheckStateRole,2); //show the new image in the first panel
+    DisplayChanged(item,1);
+  }
 }
-//====================================================================
 
-//====================================================================
-void vvMainWindow::ResampleCurrentImage() {
-    vvResamplerDialog resampler;
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
-    resampler.SetSlicerManagers(mSlicerManagers,index);
-    if (resampler.exec()) 
-        AddImage(resampler.GetOutput(),resampler.GetOutputFileName());
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateRenderWindows()
+{
+  if (NOViewWidget->GetRenderWindow()) NOViewWidget->GetRenderWindow()->Render();
+  if (NEViewWidget->GetRenderWindow()) NEViewWidget->GetRenderWindow()->Render();
+  if (SOViewWidget->GetRenderWindow()) SOViewWidget->GetRenderWindow()->Render();
+  if (SEViewWidget->GetRenderWindow()) SEViewWidget->GetRenderWindow()->Render();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::SegmentationOnCurrentImage() {
-    int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+//------------------------------------------------------------------------------
+void vvMainWindow::SegmentationOnCurrentImage()
+{
+  int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 
-    vvSegmentationDialog segmentation;
-    segmentation.SetImage(mSlicerManagers[index]->GetSlicer(0)->GetImage());
-    segmentation.exec();
+  vvSegmentationDialog segmentation;
+  segmentation.SetImage(mSlicerManagers[index]->GetSlicer(0)->GetImage());
+  segmentation.exec();
 }
-//====================================================================
+//------------------------------------------------------------------------------
 
 void vvMainWindow::SurfaceViewerLaunch()
 {
-    vvSurfaceViewerDialog surfaceViewer;
-    surfaceViewer.exec();
+  vvSurfaceViewerDialog surfaceViewer;
+  surfaceViewer.exec();
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::AddImage(vvImage::Pointer image,std::string filename)
+
+//------------------------------------------------------------------------------
+int vvMainWindow::GetImageDuplicateFilenameNumber(std::string filename)
 {
-    vvSlicerManager* m = new vvSlicerManager(4);
-    m->SetImage(image);
-    m->SetFilename(filename);
-    AddImage(m);
+  int number=0;
+  for(unsigned int l=0; l<mSlicerManagers.size(); l++) {
+    vvSlicerManager * v = mSlicerManagers[l];
+    if (v->GetBaseFileName() ==
+        vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(filename))) {
+      number = std::max(number, v->GetBaseFileNameNumber()+1);
+    }
+  }
+  return number;
 }
+//------------------------------------------------------------------------------
 
-//====================================================================
-void vvMainWindow::AddImage(vvSlicerManager * slicer_manager) {
-    mSlicerManagers.push_back(slicer_manager);
-
-    std::string filename = slicer_manager->GetFileName();
-
-    //create an item in the tree with good settings
-    QTreeWidgetItem *item = new QTreeWidgetItem();
-    item->setData(0,Qt::UserRole,slicer_manager->GetFileName().c_str());//files[i].c_str());
-    item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,filename.c_str());
-    qApp->processEvents();
-
-    for (int j = 1; j <= 4; j++) item->setData(j,Qt::CheckStateRole,1);
-
-    //Create the buttons for reload and close
-    qApp->processEvents();
-    QTreePushButton* cButton = new QTreePushButton;
-    cButton->setItem(item);
-    cButton->setColumn(COLUMN_CLOSE_IMAGE);
-    cButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/exit.png")));
-    connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-            this,SLOT(CloseImage(QTreeWidgetItem*, int)));
-
-    QTreePushButton* rButton = new QTreePushButton;
-    rButton->setItem(item);
-    rButton->setColumn(COLUMN_RELOAD_IMAGE);
-    rButton->setIcon(QIcon(QString::fromUtf8(":/new/prefix1/icons/rotateright.png")));
-    rButton->setEnabled(0);
-    connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
-            this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
-
-    DataTree->addTopLevelItem(item);
-    DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
-    DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
-
-    //set the id of the image
-    QString id = slicer_manager->GetFileName().c_str() + QString::number(mSlicerManagers.size()-1);
-    item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
-    mSlicerManagers.back()->SetId(id.toStdString());
-
-    linkPanel->addImage(filename, id.toStdString());
-
-    connect(mSlicerManagers.back(),SIGNAL(currentImageChanged(std::string)),
-            this,SLOT(CurrentImageChanged(std::string)));
-    connect(mSlicerManagers.back(),SIGNAL(
-                UpdatePosition(int, double, double, double, double, double, double, double)),this,
-            SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateVector(int, double, double, double, double)),
-            this, SLOT(VectorChanged(int,double,double,double, double)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateOverlay(int, double, double)),
-            this, SLOT(OverlayChanged(int,double,double)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateFusion(int, double)),
-            this, SLOT(FusionChanged(int,double)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateWindows(int, int, int)),
-            this,SLOT(WindowsChanged(int, int, int)));
-    connect(mSlicerManagers.back(),SIGNAL(WindowLevelChanged(double, double,int, int)),
-            this,SLOT(WindowLevelChanged(double, double, int, int)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateSlice(int,int)),
-            this,SLOT(UpdateSlice(int,int)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateTSlice(int, int)),
-            this,SLOT(UpdateTSlice(int, int)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateSliceRange(int,int,int,int,int)),
-            this,SLOT(UpdateSliceRange(int,int,int,int,int)));
-    connect(mSlicerManagers.back(),SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
-            this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
-    connect(mSlicerManagers.back(),SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
-    UpdateTree();
-    qApp->processEvents();
-    InitSlicers();
-    ShowLastImage();
-    InitDisplay();
-    qApp->processEvents();
 
+//------------------------------------------------------------------------------
+vvSlicerManager* vvMainWindow::AddImage(vvImage::Pointer image,std::string filename)
+{
+  // Change filename if another image exist with the same name
+  int number = GetImageDuplicateFilenameNumber(filename);
+
+  // Create new SliceManager
+  vvSlicerManager* slicer_manager = new vvSlicerManager(4);
+  slicer_manager->SetImage(image);//, IMAGE, number);
+  //  filename = filename+"_"+clitk::toString(number);
+  slicer_manager->SetFilename(filename, number);
+  mSlicerManagers.push_back(slicer_manager);
+
+  //create an item in the tree with good settings
+  QTreeWidgetItem *item = new QTreeWidgetItem();
+  item->setData(0,Qt::UserRole,slicer_manager->GetFileName().c_str());//files[i].c_str());
+  item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,slicer_manager->GetFileName().c_str());//filename.c_str());
+  qApp->processEvents();
+
+  for (int j = 1; j <= 4; j++) item->setData(j,Qt::CheckStateRole,1);
+
+  //Create the buttons for reload and close
+  qApp->processEvents();
+  QTreePushButton* cButton = new QTreePushButton;
+  cButton->setItem(item);
+  cButton->setColumn(COLUMN_CLOSE_IMAGE);
+  cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
+  connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+          this,SLOT(CloseImage(QTreeWidgetItem*, int)));
+
+  QTreePushButton* rButton = new QTreePushButton;
+  rButton->setItem(item);
+  rButton->setColumn(COLUMN_RELOAD_IMAGE);
+  rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
+  rButton->setEnabled(0);
+  connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
+          this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
+
+  DataTree->addTopLevelItem(item);
+  DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
+  DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
+
+  //set the id of the image
+  QString id = slicer_manager->GetFileName().c_str() + QString::number(mSlicerManagers.size()-1);
+  item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
+  mSlicerManagers.back()->SetId(id.toStdString());
+
+  linkPanel->addImage(slicer_manager->GetFileName().c_str()// filename
+                      , id.toStdString());
+
+  connect(mSlicerManagers.back(), SIGNAL(currentImageChanged(std::string)),
+          this, SLOT(CurrentImageChanged(std::string)));
+  connect(mSlicerManagers.back(), SIGNAL(currentPickedImageChanged(std::string)),
+          this, SLOT(CurrentPickedImageChanged(std::string)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdatePosition(int, double, double, double, double, double, double, double)),
+          this, SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateVector(int, double, double, double, double)),
+          this, SLOT(VectorChanged(int,double,double,double, double)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateOverlay(int, double, double)),
+          this, SLOT(OverlayChanged(int,double,double)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateFusion(int, double)),
+          this, SLOT(FusionChanged(int,double)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateWindows(int, int, int)),
+          this,SLOT(WindowsChanged(int, int, int)));
+  connect(mSlicerManagers.back(), SIGNAL(WindowLevelChanged(double, double,int, int)),
+          this,SLOT(WindowLevelChanged(double, double, int, int)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateSlice(int,int)),
+          this,SLOT(UpdateSlice(int,int)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateTSlice(int, int)),
+          this,SLOT(UpdateTSlice(int, int)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateSliceRange(int,int,int,int,int)),
+          this,SLOT(UpdateSliceRange(int,int,int,int,int)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
+          this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
+  connect(mSlicerManagers.back(), SIGNAL(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)),
+          this,SLOT(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)));
+  connect(mSlicerManagers.back(), SIGNAL(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)),
+          this,SLOT(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)));
+  connect(mSlicerManagers.back(), SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
+  UpdateTree();
+  qApp->processEvents();
+  InitSlicers();
+  ShowLastImage();
+  InitDisplay();
+  qApp->processEvents();
+
+  // End
+  ImageInfoChanged();
+  return slicer_manager;
+}
+//------------------------------------------------------------------------------
+
+
+//------------------------------------------------------------------------------
+void vvMainWindow::UpdateCurrentSlicer()
+{
+  int index = -1;
+  if (DataTree->selectedItems().size() > 0) {
+    index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
+  }
+  mSlicerManagerCurrentIndex = index;
 }
-//====================================================================
+//------------------------------------------------------------------------------
+