vv/vvMainWindow.cxx

   1 /*=========================================================================
   2   Program:   vv                     http://www.creatis.insa-lyon.fr/rio/vv
   3
   4   Authors belong to:
   5   - University of LYON              http://www.universite-lyon.fr/
   6   - Léon Bérard cancer center       http://www.centreleonberard.fr
   7   - CREATIS CNRS laboratory         http://www.creatis.insa-lyon.fr
   8
   9   This software is distributed WITHOUT ANY WARRANTY; without even
  10   the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  11   PURPOSE.  See the copyright notices for more information.
  12
  13   It is distributed under dual licence
  14
  15   - BSD        See included LICENSE.txt file
  16   - CeCILL-B   http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  17 ===========================================================================**/
  18
  19 #include <algorithm>
  20 #include <QMessageBox>
  21 #include <QInputDialog>
  22 #include <QTimer>
  23 #include "QTreePushButton.h"
  24 #include <QUrl>
  25 #include <QSettings>
  26
  27 // VV include
  28 #include "vvMainWindow.h"
  29 #include "vvHelpDialog.h"
  30 #include "vvRegisterForm.h"
  31 #include "vvDocumentation.h"
  32 #include "vvProgressDialog.h"
  33 #include "vvQDicomSeriesSelector.h"
  34 #include "vvSlicerManager.h"
  35 #include "clitkImageCommon.h"
  36 #include "vvSlicer.h"
  37 #include "vvInteractorStyleNavigator.h"
  38 #include "vvImageWriter.h"
  39 #include "vvSegmentationDialog.h"
  40 #include "vvSurfaceViewerDialog.h"
  41 #include "vvDeformationDialog.h"
  42 #include "vvImageWarp.h"
  43 #include "vvUtils.h"
  44 #include "vvMidPosition.h"
  45 #include "vvMesh.h"
  46 #include "vvStructSelector.h"
  47 #include "vvMeshReader.h"
  48 #include "vvSaveState.h"
  49 #include "vvReadState.h"
  50 #include "clitkConfiguration.h"
  51
  52 // ITK include
  53 #include <itkImage.h>
  54 #include <itkImageFileReader.h>
  55 #include <itkByteSwapper.h>
  56 #include <itkCommand.h>
  57 #include <itkNumericSeriesFileNames.h>
  58
  59 // VTK include
  60 #include <vtkImageData.h>
  61 #include <vtkImageActor.h>
  62 #include <vtkCornerAnnotation.h>
  63 #include <vtkRenderWindow.h>
  64 #include <vtkRenderWindowInteractor.h>
  65 #include <vtkRenderer.h>
  66 #include <vtkRendererCollection.h>
  67 #include <vtkWindowToImageFilter.h>
  68 #include <vtkBMPWriter.h>
  69 #include <vtkTIFFWriter.h>
  70 #include <vtkPNMWriter.h>
  71 #include <vtkPNGWriter.h>
  72 #include <vtkJPEGWriter.h>
  73 #ifdef VTK_USE_FFMPEG_ENCODER
  74 #  include <vtkFFMPEGWriter.h>
  75 #endif
  76 #ifdef VTK_USE_MPEG2_ENCODER
  77 #  include <vtkMPEG2Writer.h>
  78 #endif
  79 #include <vtkMatrix4x4.h>
  80 #include <vtkTransform.h>
  81
  82 // Standard includes
  83 #include <iostream>
  84 #include <sstream>
  85 #include <iomanip>
  86
  87 #define COLUMN_TREE 0
  88 #define COLUMN_UL_VIEW 1
  89 #define COLUMN_UR_VIEW 2
  90 #define COLUMN_DL_VIEW 3
  91 #define COLUMN_DR_VIEW 4
  92 #define COLUMN_CLOSE_IMAGE 5
  93 #define COLUMN_RELOAD_IMAGE 6
  94 #define COLUMN_IMAGE_NAME 7
  95
  96 #define EXTENSIONS "Images ( *.bmp *.png *.jpeg *.jpg *.tif *.mhd *.mha *.hdr *.vox *.his *.xdr *.SCAN )"
  97
  98 /*Data Tree values
  99   0,Qt::UserRole full filename
 100   1,Qt::CheckStateRole checkbutton UL View
 101   1,Qt::UserRole overlay, fusion or vector
 102   2,Qt::CheckStateRole checkbutton UR View
 103   3,Qt::CheckStateRole checkbutton DL View
 104   4,Qt::CheckStateRole checkbutton DR View
 105   5,0  short filename
 106   5,Qt::UserRole mSlicerManager id*/
 107
 108 //------------------------------------------------------------------------------
 109 vvMainWindow::vvMainWindow():vvMainWindowBase()
 110 {
 111   setupUi(this); // this sets up the GUI
 112
 113   mInputPathName = "";
 114   mMenuTools = menuTools;
 115   //  mMenuSegmentation = menuSegmentation;
 116   mContextMenu = &contextMenu;
 117   mMenuExperimentalTools = menuExperimental;
 118   mMainWidget = this;
 119   mCurrentTime = -1;
 120   mCurrentSelectedImageId = "";
 121   mCurrentPickedImageId = "";
 122   mCurrentPickedImageIndex = 0;
 123
 124   //Init the contextMenu
 125   this->setContextMenuPolicy(Qt::CustomContextMenu);
 126   contextActions.resize(0);
 127   QAction* actionOpen_new_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/fileopen.png")),
 128                                   tr("O&pen new Image"));
 129   actionOpen_new_image->setShortcut(QKeySequence(tr("Ctrl+O")));
 130   connect(actionOpen_new_image,SIGNAL(triggered()),this,SLOT(OpenImages()));
 131   contextActions.push_back(actionOpen_new_image);
 132   contextMenu.addSeparator();
 133
 134   QAction* actionClose_Image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/exit.png")),
 135                                tr("Close Current Image"));
 136   connect(actionClose_Image,SIGNAL(triggered()),this,SLOT(CloseImage()));
 137   contextActions.push_back(actionClose_Image);
 138
 139   QAction* actionReload_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")),
 140                                 tr("Reload Current Image"));
 141   connect(actionReload_image,SIGNAL(triggered()),this,SLOT(ReloadImage()));
 142   contextActions.push_back(actionReload_image);
 143
 144   QAction* actionSave_image = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/filesave.png")),
 145                               tr("Save Current Image"));
 146   connect(actionSave_image,SIGNAL(triggered()),this,SLOT(SaveAs()));
 147   contextActions.push_back(actionSave_image);
 148
 149   QAction* actionSave_state = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/filesave.png")),
 150                               tr("Save Current State"));
 151   connect(actionSave_state,SIGNAL(triggered()),this,SLOT(SaveCurrentState()));
 152   contextActions.push_back(actionSave_state);
 153
 154   QAction* actionRead_state = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/filesave.png")),
 155                               tr("Read Saved State"));
 156   connect(actionRead_state,SIGNAL(triggered()),this,SLOT(ReadSavedState()));
 157   contextActions.push_back(actionRead_state);
 158
 159   contextMenu.addSeparator();
 160
 161   contextMenu.addAction(actionAdd_VF_to_current_Image);
 162   contextActions.push_back(actionAdd_VF_to_current_Image);
 163
 164   QAction* actionAdd_Overlay_to_current_Image = menuOverlay->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
 165       tr("Add overlay image to current image"));
 166   contextMenu.addAction(actionAdd_Overlay_to_current_Image);
 167   contextActions.push_back(actionAdd_Overlay_to_current_Image);
 168
 169   connect(actionAdd_Overlay_to_current_Image,SIGNAL(triggered()), this,SLOT(SelectOverlayImage()));
 170
 171   contextMenu.addAction(actionAdd_fusion_image);
 172   connect(actionAdd_fusion_image,SIGNAL(triggered()),this,SLOT(SelectFusionImage()));
 173   contextActions.push_back(actionAdd_fusion_image);
 174
 175   contextMenu.addSeparator();
 176   QAction* actionResetMatrix = contextMenu.addAction(QIcon(QString::fromUtf8(":/common/icons/identity.png")),
 177                                                       tr("Reset transformation to identity"));
 178   connect(actionResetMatrix, SIGNAL(triggered()), this,SLOT(ResetTransformationToIdentity()));
 179
 180   // TRIAL DS
 181   /*
 182   QMenu * m = new QMenu(menubar);
 183   m->setTitle("TOTO");
 184   //  m->setObjectName(QString::fromUtf8("TOTOTO"));
 185   contextMenu.addMenu(m);
 186   QAction * a = m->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
 187                      tr("BIDON"));
 188   QAction * b = m->addAction(QIcon(QString::fromUtf8(":/common/icons/GPSup.png")),
 189                      tr("BIDON2"));
 190   m->addAction(a);
 191   m->addAction(b);
 192   connect(a,SIGNAL(triggered()),this,SLOT(AddFusionImage()));
 193   */
 194
 195   //init the DataTree
 196   mSlicerManagers.resize(0);
 197
 198   QStringList header;
 199   header.append("");
 200   header.append("TL");
 201   header.append("TR");
 202   header.append("BL");
 203   header.append("BR");
 204   header.append("");
 205   header.append("");
 206   header.append("Name");
 207
 208   DataTree->setHeaderLabels(header);
 209   DataTree->resizeColumnToContents(COLUMN_TREE);
 210   DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
 211   DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
 212   DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
 213   DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
 214   DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
 215   DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
 216   DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
 217
 218   viewMode = 1;
 219   documentation = new vvDocumentation();
 220   help_dialog = new vvHelpDialog();
 221   dicomSeriesSelector = new vvDicomSeriesSelector();
 222
 223   inverseButton->setEnabled(0);
 224   actionAdd_Overlay_to_current_Image->setEnabled(0);
 225   actionSave_As->setEnabled(0);
 226   actionAdd_VF_to_current_Image->setEnabled(0);
 227   actionAdd_fusion_image->setEnabled(0);
 228
 229   //init the sliders
 230   verticalSliders.push_back(NOVerticalSlider);
 231   verticalSliders.push_back(NEVerticalSlider);
 232   verticalSliders.push_back(SOVerticalSlider);
 233   verticalSliders.push_back(SEVerticalSlider);
 234
 235   for (int i =0; i < 4; i++)
 236     verticalSliders[i]->hide();
 237
 238   horizontalSliders.push_back(NOHorizontalSlider);
 239   horizontalSliders.push_back(NEHorizontalSlider);
 240   horizontalSliders.push_back(SOHorizontalSlider);
 241   horizontalSliders.push_back(SEHorizontalSlider);
 242
 243   for (int i =0; i < 4; i++)
 244     horizontalSliders[i]->hide();
 245
 246
 247   connect(NOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOVerticalSliderChanged()));
 248   connect(NEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEVerticalSliderChanged()));
 249   connect(SOVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOVerticalSliderChanged()));
 250   connect(SEVerticalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEVerticalSliderChanged()));
 251
 252   connect(NOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NOHorizontalSliderMoved()));
 253   connect(NEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(NEHorizontalSliderMoved()));
 254   connect(SOHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SOHorizontalSliderMoved()));
 255   connect(SEHorizontalSlider,SIGNAL(valueChanged(int)),this,SLOT(SEHorizontalSliderMoved()));
 256
 257   //connect everything
 258   connect(actionCompute_mid_position_image,SIGNAL(triggered()),this,SLOT(ComputeMidPosition()));
 259   connect(actionDeformable_Registration,SIGNAL(triggered()),this,SLOT(ComputeDeformableRegistration()));
 260   connect(actionWarp_image_with_vector_field,SIGNAL(triggered()),this,SLOT(WarpImage()));
 261   connect(actionLoad_images,SIGNAL(triggered()),this,SLOT(OpenImages()));
 262   connect(actionOpen_Dicom,SIGNAL(triggered()),this,SLOT(OpenDicom()));
 263   connect(actionOpen_Dicom_Struct,SIGNAL(triggered()),this,SLOT(OpenDCStructContour()));
 264   connect(actionOpen_VTK_contour,SIGNAL(triggered()),this,SLOT(OpenVTKContour()));
 265   connect(actionOpen_Multiple_Images_As_One,SIGNAL(triggered()),this,SLOT(MergeImages()));
 266   connect(actionSlice_Image_As_Multiple_Images,SIGNAL(triggered()),this,SLOT(SliceImages()));
 267   connect(actionOpen_Image_With_Time,SIGNAL(triggered()),this,SLOT(OpenImageWithTime()));
 268   connect(actionMerge_images_as_n_dim_t, SIGNAL(triggered()), this, SLOT(MergeImagesWithTime()));
 269   connect(actionSave_As,SIGNAL(triggered()),this,SLOT(SaveAs()));
 270   connect(actionSave_current_state,SIGNAL(triggered()),this,SLOT(SaveCurrentState()));
 271   connect(actionRead_saved_state,SIGNAL(triggered()),this,SLOT(ReadSavedState()));
 272   connect(actionExit,SIGNAL(triggered()),this,SLOT(close()));
 273   connect(actionAdd_VF_to_current_Image,SIGNAL(triggered()),this,SLOT(OpenField()));
 274   connect(actionNavigation_Help,SIGNAL(triggered()),this,SLOT(ShowHelpDialog()));
 275   connect(actionDocumentation,SIGNAL(triggered()),this,SLOT(ShowDocumentation()));
 276   connect(actionRegister_vv,SIGNAL(triggered()),this,SLOT(PopupRegisterForm()));
 277
 278   ///////////////////////////////////////////////
 279   connect(actionSegmentation,SIGNAL(triggered()),this,SLOT(SegmentationOnCurrentImage()));
 280   connect(actionSurface_Viewer,SIGNAL(triggered()),this,SLOT(SurfaceViewerLaunch()));
 281   ///////////////////////////////////////////////
 282
 283   actionNorth_East_Window->setEnabled(0);
 284   actionNorth_West_Window->setEnabled(0);
 285   actionSouth_East_Window->setEnabled(0);
 286   actionSouth_West_Window->setEnabled(0);
 287
 288   connect(actionNorth_East_Window,SIGNAL(triggered()),this,SLOT(SaveNEScreenshot()));
 289   connect(actionNorth_West_Window,SIGNAL(triggered()),this,SLOT(SaveNOScreenshot()));
 290   connect(actionSouth_East_Window,SIGNAL(triggered()),this,SLOT(SaveSEScreenshot()));
 291   connect(actionSouth_West_Window,SIGNAL(triggered()),this,SLOT(SaveSOScreenshot()));
 292   connect(actionSave_all_slices,SIGNAL(triggered()),this,SLOT(SaveScreenshotAllSlices()));
 293
 294   connect(DataTree,SIGNAL(itemSelectionChanged()),this,SLOT(ImageInfoChanged()));
 295   connect(DataTree,SIGNAL(itemClicked(QTreeWidgetItem*, int)),this,
 296           SLOT(DisplayChanged(QTreeWidgetItem*, int)));
 297
 298   connect(viewButton,SIGNAL(clicked()),this, SLOT(ChangeViewMode()) );
 299   connect(windowSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
 300   connect(levelSpinBox,SIGNAL(editingFinished()),this,SLOT(WindowLevelEdited()));
 301   connect(colorMapComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateColorMap()));
 302   connect(presetComboBox,SIGNAL(currentIndexChanged(int)),this,SLOT(UpdateWindowLevel()));
 303   connect(inverseButton,SIGNAL(clicked()),this,SLOT(SwitchWindowLevel()));
 304   connect(applyWindowLevelToAllButton,SIGNAL(clicked()),this,SLOT(ApplyWindowLevelToAllImages()));
 305
 306
 307   connect(this,SIGNAL(customContextMenuRequested(QPoint)),this,SLOT(ShowContextMenu(QPoint)));
 308
 309 #include "vvSaveState.h"
 310   connect(linkPanel,SIGNAL(addLink(QString,QString)),this,SLOT(AddLink(QString,QString)));
 311   connect(linkPanel,SIGNAL(removeLink(QString,QString)),this,SLOT(RemoveLink(QString,QString)));
 312   connect(overlayPanel,SIGNAL(VFPropertyUpdated(int,int,int,int,double,double,double)),this,SLOT(SetVFProperty(int,int,int,int,double,double,double)));
 313   connect(overlayPanel,SIGNAL(OverlayPropertyUpdated(int,int,double,double)),
 314           this,SLOT(SetOverlayProperty(int,int,double,double)));
 315   connect(overlayPanel,SIGNAL(FusionPropertyUpdated(int,int,int,double,double)),
 316           this,SLOT(SetFusionProperty(int,int,int,double,double)));
 317   connect(landmarksPanel,SIGNAL(UpdateRenderWindows()),this,SLOT(UpdateRenderWindows()));
 318
 319   playMode = 0;//pause
 320   mFrameRate = 10;
 321   playButton->setEnabled(0);
 322   frameRateLabel->setEnabled(0);
 323   frameRateSpinBox->setEnabled(0);
 324   connect(playButton, SIGNAL(clicked()),this,SLOT(PlayPause()));
 325   connect(frameRateSpinBox, SIGNAL(valueChanged(int)),this,SLOT(ChangeFrameRate(int)));
 326
 327   goToCursorPushButton->setEnabled(0);
 328   connect(goToCursorPushButton, SIGNAL(clicked()),this,SLOT(GoToCursor()));
 329
 330   NOViewWidget->hide();
 331   NEViewWidget->hide();
 332   SOViewWidget->hide();
 333   SEViewWidget->hide();
 334
 335   //Recently opened files
 336   std::list<std::string> recent_files = GetRecentlyOpenedImages();
 337   recentlyOpenedFilesMenu=NULL;
 338   if ( !recent_files.empty() ) {
 339     createRecentlyOpenedFilesMenu();
 340     updateRecentlyOpenedFilesMenu(recent_files);
 341   }
 342
 343   // Adding all new tools (insertion in the menu)
 344   vvToolManager::GetInstance()->InsertToolsInMenu(this);
 345   vvToolManager::GetInstance()->EnableToolsInMenu(this, false);
 346
 347   if (!CLITK_EXPERIMENTAL)
 348     menuExperimental->menuAction()->setVisible(false);
 349
 350
 351   QTimer * timerMemory = new QTimer(this);
 352   //timerMemory->setInterval(5);
 353   connect(timerMemory, SIGNAL(timeout()), this, SLOT(UpdateMemoryUsage()));
 354   timerMemory->start(2000);
 355 }
 356 //------------------------------------------------------------------------------
 357 void vvMainWindow::show()
 358 {
 359   vvMainWindowBase::show();
 360   PopupRegisterForm(true);
 361 }
 362 //------------------------------------------------------------------------------
 363 void vvMainWindow::UpdateMemoryUsage()
 364 {
 365   //  clitk::PrintMemory(true);
 366   if (clitk::GetMemoryUsageInMb() == 0) infoPanel->setMemoryInMb("NA");
 367   else infoPanel->setMemoryInMb(QString::number(clitk::GetMemoryUsageInMb())+" MiB");
 368 }
 369 //------------------------------------------------------------------------------
 370
 371
 372 //------------------------------------------------------------------------------
 373 void vvMainWindow::createRecentlyOpenedFilesMenu()
 374 {
 375   recentlyOpenedFilesMenu = new QMenu("Recently opened files...");
 376   recentlyOpenedFilesMenu->setIcon(QIcon(QString::fromUtf8(":/common/icons/open.png")));
 377   menuFile->insertMenu(actionOpen_Image_With_Time,recentlyOpenedFilesMenu);
 378   menuFile->insertSeparator(actionOpen_Image_With_Time);
 379 }
 380 //------------------------------------------------------------------------------
 381
 382
 383 //------------------------------------------------------------------------------
 384
 385 void vvMainWindow::updateRecentlyOpenedFilesMenu(const std::list<std::string> &recent_files)
 386 {
 387   if(recentlyOpenedFilesMenu==NULL) {
 388     createRecentlyOpenedFilesMenu();
 389   } else {
 390     recentlyOpenedFilesMenu->clear();
 391   }
 392   for (std::list<std::string>::const_iterator i = recent_files.begin(); i!=recent_files.end(); i++) {
 393     QAction* current=new QAction(QIcon(QString::fromUtf8(":/common/icons/open.png")), i->c_str(),this);
 394     recentlyOpenedFilesMenu->addAction(current);
 395     connect(current,SIGNAL(triggered()),this,SLOT(OpenRecentImage()));
 396   }
 397 }
 398 //------------------------------------------------------------------------------
 399
 400
 401 //------------------------------------------------------------------------------
 402 void vvMainWindow::ComputeMidPosition()
 403 {
 404   bool ok;
 405   int index=GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 406   int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
 407                                      mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
 408   if (ok) {
 409     vvMidPosition midp;
 410     midp.slicer_manager = mSlicerManagers[index];
 411     midp.reference_image_index = ref;
 412     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 413     midp.Update();
 414     if (midp.error)
 415       QMessageBox::warning(this, "Error computing midposition image",midp.error_message.c_str());
 416     else {
 417       QFileInfo info(midp.slicer_manager->GetFileName().c_str());
 418       AddImage(midp.output,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_midposition.mhd");
 419     }
 420     QApplication::restoreOverrideCursor();
 421   }
 422 }
 423 //------------------------------------------------------------------------------
 424
 425
 426 //------------------------------------------------------------------------------
 427 void vvMainWindow::AddContour(int image_index, vvMesh::Pointer contour, bool propagation)
 428 {
 429   QTreeWidgetItem *item = new QTreeWidgetItem();
 430   item->setData(0,Qt::UserRole,"filename.vtk");
 431   item->setData(1,Qt::UserRole,tr("contour"));
 432   QBrush brush;
 433   brush.setColor(QColor(contour->r*255,contour->g*255,contour->b*255));
 434   brush.setStyle(Qt::SolidPattern);
 435   item->setData(COLUMN_IMAGE_NAME,Qt::BackgroundRole,brush);
 436   item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,contour->structure_name.c_str());
 437
 438   for (int j = 1; j <= 4; j++)
 439     item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(image_index)->data(j,Qt::CheckStateRole));
 440
 441   QTreePushButton* cButton = new QTreePushButton;
 442   cButton->setItem(item);
 443   cButton->setColumn(COLUMN_CLOSE_IMAGE);
 444   cButton->setToolTip(tr("close image"));
 445   cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
 446   connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
 447           this,SLOT(CloseImage(QTreeWidgetItem*, int)));
 448
 449   QTreePushButton* rButton = new QTreePushButton;
 450   rButton->setItem(item);
 451   rButton->setColumn(COLUMN_RELOAD_IMAGE);
 452   rButton->setToolTip(tr("reload image"));
 453   rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
 454   rButton->setEnabled(false);
 455   //Not implemented
 456   //connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
 457   //this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
 458
 459   DataTree->topLevelItem(image_index)->setExpanded(1);
 460   DataTree->topLevelItem(image_index)->addChild(item);
 461   DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
 462   DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
 463   QString id = DataTree->topLevelItem(image_index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
 464   item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
 465
 466   UpdateTree();
 467   mSlicerManagers[image_index]->AddContour(contour,propagation);
 468   mSlicerManagers[image_index]->Render();
 469 }
 470 //------------------------------------------------------------------------------
 471
 472
 473 //------------------------------------------------------------------------------
 474 void vvMainWindow::OpenVTKContour()
 475 {
 476   if (mSlicerManagers.size() > 0) {
 477     QString Extensions = "Images ( *.vtk *.obj)";
 478     Extensions += ";;All Files (*)";
 479     QString file = QFileDialog::getOpenFileName(this,tr("Open vtkPolyData"),mInputPathName,Extensions);
 480     if (file.isNull())
 481       return;
 482     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 483     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 484     vvMeshReader reader;
 485     reader.SetImage(mSlicerManagers[index]->GetImage());
 486     reader.SetModeToVTK();
 487     reader.SetFilename(file.toStdString());
 488     reader.Update();
 489     AddContour(index,reader.GetOutput()[0],false);
 490     QApplication::restoreOverrideCursor();
 491   }
 492 }
 493 //------------------------------------------------------------------------------
 494
 495
 496 //------------------------------------------------------------------------------
 497 void vvMainWindow::OpenDCStructContour()
 498 {
 499   if (mSlicerManagers.size() > 0) {
 500     QString Extensions = "Dicom Files ( *.dcm RS*)";
 501     Extensions += ";;All Files (*)";
 502     QString file = QFileDialog::getOpenFileName(this,tr("Merge Images"),mInputPathName,Extensions);
 503     if (file.isNull())
 504       return;
 505     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 506     vvMeshReader reader;
 507     reader.SetFilename(file.toStdString());
 508     vvStructSelector selector;
 509     selector.SetStructures(reader.GetROINames());
 510     if (!mSlicerManagers[index]->GetVF().IsNull())
 511       selector.EnablePropagationCheckBox();
 512     if (selector.exec()) {
 513       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 514       reader.SetSelectedItems(selector.getSelectedItems());
 515       reader.SetImage(mSlicerManagers[index]->GetImage());
 516       if (selector.PropagationEnabled())
 517         reader.SetPropagationVF(mSlicerManagers[index]->GetVF());
 518       reader.Update();
 519       std::vector<vvMesh::Pointer> contours=reader.GetOutput();
 520       for (std::vector<vvMesh::Pointer>::iterator i=contours.begin();
 521            i!=contours.end(); i++)
 522         AddContour(index,*i,selector.PropagationEnabled());
 523       QApplication::restoreOverrideCursor();
 524     }
 525   }
 526 }
 527 //------------------------------------------------------------------------------
 528
 529
 530 //------------------------------------------------------------------------------
 531 void vvMainWindow::ComputeDeformableRegistration()
 532 {
 533   if (mSlicerManagers.size() > 0) {
 534     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 535     vvDeformationDialog dialog(index,mSlicerManagers);
 536     if (dialog.exec()) {
 537       std::string base_name=itksys::SystemTools::GetFilenameWithoutExtension(mSlicerManagers[dialog.GetInputFileIndex()]->GetFileName());
 538       AddField(dialog.GetOutput(),dialog.getFieldFile(),dialog.GetInputFileIndex());
 539       WarpImage(dialog.GetSelectedSlicer(),dialog.GetReferenceFrameIndex());
 540     } else
 541       std::cout << "Error or user cancellation while computing deformation field..." << std::endl;
 542   } else QMessageBox::information(this, "Need to open image","You must open an image first.");
 543 }
 544 //------------------------------------------------------------------------------
 545
 546
 547 //------------------------------------------------------------------------------
 548 void vvMainWindow::WarpImage()
 549 {
 550   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
 551   if (!mSlicerManagers[index]->GetVF().IsNull()) {
 552     bool ok;
 553     int ref = QInputDialog::getInteger(this,"Chose reference phase","Reference phase",0,0,\
 554                                        mSlicerManagers[index]->GetImage()->GetVTKImages().size()-1,1,&ok);
 555     if (ok) {
 556       WarpImage(mSlicerManagers[index],ref);
 557     }
 558   } else
 559     QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field"));
 560 }
 561 //------------------------------------------------------------------------------
 562
 563
 564 //------------------------------------------------------------------------------
 565 void vvMainWindow::WarpImage(vvSlicerManager* selected_slicer,int reference_phase)
 566 {
 567   if (!selected_slicer->GetVF().IsNull()) {
 568     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 569     QFileInfo info(selected_slicer->GetFileName().c_str());
 570     vvImageWarp warp(selected_slicer->GetImage(),selected_slicer->GetVF(),
 571                      reference_phase,this);
 572     if (warp.ComputeWarpedImage()) {
 573       AddImage(warp.GetWarpedImage(),info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_warped.mhd");
 574       AddImage(warp.GetDiffImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_diff.mhd");
 575       AddImage(warp.GetJacobianImage()  ,info.path().toStdString()+"/"+info.completeBaseName().toStdString()+"_jacobian.mhd");
 576       QApplication::restoreOverrideCursor();
 577     } else {
 578       QApplication::restoreOverrideCursor();
 579       QMessageBox::warning(this,tr("Different spacings"),tr("The vector field and image spacings must be the same in order to warp."));
 580     }
 581   } else
 582     QMessageBox::warning(this,tr("No vector field"),tr("Sorry, can't warp without a vector field."));
 583 }
 584 //------------------------------------------------------------------------------
 585
 586
 587 //------------------------------------------------------------------------------
 588 vvMainWindow::~vvMainWindow()
 589 {
 590   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
 591     if (mSlicerManagers[i] != NULL)
 592       delete mSlicerManagers[i];
 593   }
 594 }
 595 //------------------------------------------------------------------------------
 596
 597 //------------------------------------------------------------------------------
 598 QTabWidget * vvMainWindow::GetTab()
 599 {
 600   return tabWidget;
 601 }
 602 //------------------------------------------------------------------------------
 603
 604
 605 //------------------------------------------------------------------------------
 606 void vvMainWindow::MergeImages()
 607 {
 608   QString Extensions = EXTENSIONS;
 609   Extensions += ";;All Files (*)";
 610   QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images"),mInputPathName,Extensions);
 611   if (files.isEmpty())
 612     return;
 613   mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
 614   std::vector<std::string> vector;
 615
 616   unsigned int currentDim = 0;
 617   std::vector<double> currentSpacing;
 618   std::vector<int> currentSize;
 619   std::vector<double> currentOrigin;
 620
 621   for (int i = 0; i < files.size(); i++) {
 622     itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
 623                                          files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
 624     reader->SetFileName(files[i].toStdString().c_str());
 625     reader->ReadImageInformation();
 626     if (reader)        {
 627       //NOViewWidget->hide();
 628       //NEViewWidget->hide();
 629       //SOViewWidget->hide();
 630       //SEViewWidget->hide();
 631       if (i == 0)
 632         currentDim = reader->GetNumberOfDimensions();
 633       bool IsOk = true;
 634       for (unsigned int j = 0; j < currentDim; j++) {
 635         if (i == 0) {
 636           if (j == 0) {
 637             currentSpacing.resize(currentDim);
 638             currentSize.resize(currentDim);
 639             currentOrigin.resize(currentDim);
 640           }
 641           currentOrigin[j] = reader->GetOrigin(j);
 642           currentSpacing[j] = reader->GetSpacing(j);
 643           currentSize[j] = reader->GetDimensions(j);
 644         } else if (currentDim != reader->GetNumberOfDimensions()
 645                    || currentSpacing[j] != reader->GetSpacing(j)
 646                    || currentSize[j] != (int)reader->GetDimensions(j)
 647                    || currentOrigin[j] != reader->GetOrigin(j)) {
 648           QString error = "Cannot read file (too different from others ";
 649           error += files[i].toStdString().c_str();
 650           QMessageBox::information(this,tr("Reading problem"),error);
 651           IsOk = false;
 652           break;
 653         }
 654       }
 655       if (IsOk)
 656         vector.push_back(files[i].toStdString());
 657     }
 658   }
 659   if (vector.size() > 0)
 660     LoadImages(vector, vvImageReader::MERGED);
 661 }
 662 //------------------------------------------------------------------------------
 663
 664 //------------------------------------------------------------------------------
 665 void vvMainWindow::SliceImages()
 666 {
 667   QString Extensions = EXTENSIONS;
 668   Extensions += ";;All Files (*)";
 669
 670   QStringList files = QFileDialog::getOpenFileNames(this,tr("Slice Images"),mInputPathName,Extensions);
 671   if (files.isEmpty())
 672     return;
 673   mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
 674   std::vector<std::string> vector;
 675   for (int i = 0; i < files.size(); i++)
 676     vector.push_back(files[i].toStdString());
 677   LoadImages(vector, vvImageReader::SLICED);
 678 }
 679 //------------------------------------------------------------------------------
 680
 681 //------------------------------------------------------------------------------
 682 void vvMainWindow::MergeImagesWithTime()
 683 {
 684   QString Extensions = EXTENSIONS;
 685   Extensions += ";;All Files (*)";
 686   QStringList files = QFileDialog::getOpenFileNames(this,tr("Merge Images With Time"),mInputPathName,Extensions);
 687   if (files.isEmpty())
 688     return;
 689   mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
 690   std::vector<std::string> vector;
 691
 692   unsigned int currentDim = 0;
 693   std::vector<double> currentSpacing;
 694   std::vector<int> currentSize;
 695   std::vector<double> currentOrigin;
 696
 697   for (int i = 0; i < files.size(); i++) {
 698     itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
 699                                          files[i].toStdString().c_str(), itk::ImageIOFactory::ReadMode);
 700     if (reader) {
 701       reader->SetFileName(files[i].toStdString().c_str());
 702       reader->ReadImageInformation();
 703       if (i == 0)
 704         currentDim = reader->GetNumberOfDimensions();
 705       bool IsOk = true;
 706       for (unsigned int j = 0; j < currentDim; j++) {
 707         if (i == 0) {
 708           if (j == 0) {
 709             currentSpacing.resize(currentDim);
 710             currentSize.resize(currentDim);
 711             currentOrigin.resize(currentDim);
 712           }
 713           currentOrigin[j] = reader->GetOrigin(j);
 714           currentSpacing[j] = reader->GetSpacing(j);
 715           currentSize[j] = reader->GetDimensions(j);
 716         } else if (currentDim != reader->GetNumberOfDimensions()
 717                    || currentSpacing[j] != reader->GetSpacing(j)
 718                    || currentSize[j] != (int)reader->GetDimensions(j)
 719                    || currentOrigin[j] != reader->GetOrigin(j)) {
 720           QString error = "Cannot read file (too different from others ";
 721           error += files[i].toStdString().c_str();
 722           QMessageBox::information(this,tr("Reading problem"),error);
 723           IsOk = false;
 724           break;
 725         }
 726       }
 727       if (IsOk)
 728         vector.push_back(files[i].toStdString());
 729     } else {
 730       QString error = "Cannot read file info for ";
 731       error += files[i].toStdString().c_str();
 732       error += "\n";
 733       error += "Maybe you're trying to open an image in an unsupported format?\n";
 734       QMessageBox::information(this,tr("Reading problem"),error);
 735     }
 736   }
 737   sort(vector.begin(),vector.end());
 738   if (vector.size() > 1)
 739     LoadImages(vector, vvImageReader::MERGEDWITHTIME);
 740   else
 741     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.");
 742 }
 743 //------------------------------------------------------------------------------
 744
 745
 746 //------------------------------------------------------------------------------
 747 void vvMainWindow::OpenDicom()
 748 {
 749   std::vector<std::string> files;
 750
 751   std::cout << "dicomSeriesSelector " << std::endl;
 752   if (dicomSeriesSelector->exec() == QDialog::Accepted) {
 753     files = *(dicomSeriesSelector->GetFilenames());
 754     LoadImages(files, vvImageReader::DICOM);
 755   }
 756 }
 757 //------------------------------------------------------------------------------
 758
 759 //------------------------------------------------------------------------------
 760 void vvMainWindow::OpenImages()
 761 {
 762   QString Extensions = EXTENSIONS;
 763   Extensions += ";;All Files (*)";
 764
 765   QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images"),mInputPathName,Extensions);
 766   if (files.isEmpty())
 767     return;
 768   mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
 769   std::vector<std::string> vector;
 770   for (int i = 0; i < files.size(); i++)
 771     vector.push_back(files[i].toStdString());
 772   LoadImages(vector, vvImageReader::IMAGE);
 773 }
 774 //------------------------------------------------------------------------------
 775 void vvMainWindow::OpenRecentImage()
 776 {
 777   QAction * caller = qobject_cast<QAction*>(sender());
 778   std::vector<std::string> images;
 779   images.push_back(caller->text().toStdString());
 780   mInputPathName = itksys::SystemTools::GetFilenamePath(images[0]).c_str();
 781   LoadImages(images, vvImageReader::IMAGE);
 782 }
 783 //------------------------------------------------------------------------------
 784
 785
 786 //------------------------------------------------------------------------------
 787 void vvMainWindow::OpenImageWithTime()
 788 {
 789   QString Extensions = EXTENSIONS;
 790   Extensions += ";;All Files (*)";
 791
 792   QStringList files = QFileDialog::getOpenFileNames(this,tr("Load Images With Time"),mInputPathName,Extensions);
 793   if (files.isEmpty())
 794     return;
 795   mInputPathName = itksys::SystemTools::GetFilenamePath(files[0].toStdString()).c_str();
 796   std::vector<std::string> vector;
 797   for (int i = 0; i < files.size(); i++) {
 798     vector.push_back(files[i].toStdString());
 799   }
 800   LoadImages(vector, vvImageReader::IMAGEWITHTIME);
 801 }
 802 //------------------------------------------------------------------------------
 803
 804
 805 //------------------------------------------------------------------------------
 806 void vvMainWindow::LoadImages(std::vector<std::string> files, vvImageReader::LoadedImageType filetype)
 807 {
 808   //Separate the way to open images and dicoms
 809   int fileSize;
 810   if (filetype == vvImageReader::IMAGE || filetype == vvImageReader::IMAGEWITHTIME)
 811     fileSize = files.size();
 812   else
 813     fileSize = 1;
 814
 815   // For SLICED, we need the number of slices (ndim and #slices)
 816   std::vector<unsigned int> nSlices;
 817   nSlices.resize(files.size());
 818   std::fill(nSlices.begin(), nSlices.end(), 1);
 819   if (filetype == vvImageReader::SLICED) {
 820     for (int i = 0; i < fileSize; i++) {
 821       itk::ImageIOBase::Pointer header = clitk::readImageHeader(files[i]);
 822       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 823       if (!header) {
 824         nSlices[i] = 0;
 825         QString error = "Cannot open file \n";
 826         error += files[i].c_str();
 827         QMessageBox::information(this,tr("Reading problem"),error);
 828         return;
 829       }
 830       if (header->GetNumberOfDimensions() < 3) {
 831         nSlices[i] = 0;
 832         QString error = "Dimension problem. Cannot slice \n";
 833         error += files[i].c_str();
 834         QMessageBox::information(this,tr("Reading problem"),error);
 835         return;
 836       }
 837       nSlices[i] = header->GetDimensions( header->GetNumberOfDimensions()-1 );
 838     }
 839   }
 840
 841   //Only add to the list of recently opened files when a single file is opened,
 842   //to avoid polluting the list of recently opened files
 843   if (files.size() == 1) {
 844     QFileInfo finfo=tr(files[0].c_str());
 845     AddToRecentlyOpenedImages(finfo.absoluteFilePath().toStdString());
 846     updateRecentlyOpenedFilesMenu(GetRecentlyOpenedImages());
 847   }
 848   //init the progress events
 849   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
 850   vvProgressDialog progress("Opening " + files[0],fileSize>1);
 851   qApp->processEvents();
 852
 853   int numberofsuccesulreads=0;
 854   //open images as 1 or multiples
 855   for (int i = 0; i < fileSize; i++) {
 856
 857     progress.SetText("Opening " + files[i]);
 858     progress.SetProgress(i,fileSize);
 859     qApp->processEvents();
 860
 861     for (unsigned int j = 0; j < nSlices[i]; j++) {
 862       //read the image and put it in mSlicerManagers
 863       vvSlicerManager* imageManager = new vvSlicerManager(4);
 864       qApp->processEvents();
 865
 866       bool SetImageSucceed=false;
 867
 868       // Change filename if an image with the same already exist
 869       int number = GetImageDuplicateFilenameNumber(files[i] + std::string("_slice"));
 870
 871       if (filetype == vvImageReader::IMAGE || filetype == vvImageReader::IMAGEWITHTIME || filetype == vvImageReader::SLICED)
 872         SetImageSucceed = imageManager->SetImage(files[i],filetype, number, j);
 873       else {
 874         SetImageSucceed = imageManager->SetImages(files,filetype, number);
 875       }
 876       if (!SetImageSucceed) {
 877         QApplication::restoreOverrideCursor();
 878         QString error = "Cannot open file \n";
 879         error += imageManager->GetLastError().c_str();
 880         QMessageBox::information(this,tr("Reading problem"),error);
 881         delete imageManager;
 882       } else {
 883         mSlicerManagers.push_back(imageManager);
 884
 885         //create an item in the tree with good settings
 886         QTreeWidgetItem *item = new QTreeWidgetItem();
 887         item->setData(0,Qt::UserRole,files[i].c_str());
 888         QFileInfo fileinfo(imageManager->GetFileName().c_str()); //Do not show the path
 889         item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
 890         item->setData(1,Qt::UserRole,tr("image"));
 891         item->setToolTip(COLUMN_IMAGE_NAME, imageManager->GetListOfAbsoluteFilePathInOneString("image").c_str());
 892         qApp->processEvents();
 893
 894         //Create the buttons for reload and close
 895         qApp->processEvents();
 896         QTreePushButton* cButton = new QTreePushButton;
 897         cButton->setItem(item);
 898         cButton->setColumn(COLUMN_CLOSE_IMAGE);
 899         cButton->setToolTip(tr("close image"));
 900         cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
 901         connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
 902                 this,SLOT(CloseImage(QTreeWidgetItem*, int)));
 903
 904         QTreePushButton* rButton = new QTreePushButton;
 905         rButton->setItem(item);
 906         rButton->setColumn(COLUMN_RELOAD_IMAGE);
 907         rButton->setToolTip(tr("reload image"));
 908         rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
 909         connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
 910                 this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
 911
 912         DataTree->addTopLevelItem(item);
 913         DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
 914         DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
 915
 916         //set the id of the image
 917         QString id = files[i].c_str() + QString::number(mSlicerManagers.size()-1);
 918         item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
 919         mSlicerManagers.back()->SetId(id.toStdString());
 920
 921         linkPanel->addImage(imageManager->GetFileName(), id.toStdString());
 922
 923         connect(mSlicerManagers.back(), SIGNAL(currentImageChanged(std::string)),
 924                 this,SLOT(CurrentImageChanged(std::string)));
 925         connect(mSlicerManagers.back(), SIGNAL(currentPickedImageChanged(std::string)),
 926                 this, SLOT(CurrentPickedImageChanged(std::string)));
 927         connect(mSlicerManagers.back(), SIGNAL(UpdatePosition(int, double, double, double, double, double, double, double)),
 928                 this,SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
 929         connect(mSlicerManagers.back(), SIGNAL(UpdateVector(int, double, double, double, double)),
 930                 this, SLOT(VectorChanged(int,double,double,double, double)));
 931         connect(mSlicerManagers.back(), SIGNAL(UpdateOverlay(int, double, double)),
 932                 this, SLOT(OverlayChanged(int,double,double)));
 933         connect(mSlicerManagers.back(), SIGNAL(UpdateFusion(int, double)),
 934                 this, SLOT(FusionChanged(int,double)));
 935         connect(mSlicerManagers.back(), SIGNAL(WindowLevelChanged()),
 936                 this,SLOT(WindowLevelChanged()));
 937         connect(mSlicerManagers.back(), SIGNAL(UpdateSlice(int,int)),
 938                 this,SLOT(UpdateSlice(int,int)));
 939         connect(mSlicerManagers.back(), SIGNAL(UpdateTSlice(int, int)),
 940                 this,SLOT(UpdateTSlice(int, int)));
 941         connect(mSlicerManagers.back(), SIGNAL(UpdateSliceRange(int,int,int,int,int)),
 942                 this,SLOT(UpdateSliceRange(int,int,int,int,int)));
 943         connect(mSlicerManagers.back(), SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
 944                 this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
 945         connect(mSlicerManagers.back(), SIGNAL(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)),
 946                 this,SLOT(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)));
 947         connect(mSlicerManagers.back(), SIGNAL(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)),
 948                 this,SLOT(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)));
 949         connect(mSlicerManagers.back(),SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
 950         InitSlicers();
 951         numberofsuccesulreads++;
 952       }
 953     }
 954   }
 955   if (numberofsuccesulreads) {
 956     NOViewWidget->show();
 957     NEViewWidget->show();
 958     SOViewWidget->show();
 959     SEViewWidget->show();
 960     UpdateTree();
 961     InitDisplay();
 962     ShowLastImage();
 963
 964     // Try to guess default WindowLevel
 965     double range[2];
 966     mSlicerManagers.back()->GetImage()->GetFirstVTKImageData()->GetScalarRange(range);
 967     if ((range[0] == 0) && (range[1] == 1)) {
 968       presetComboBox->setCurrentIndex(5);// binary
 969     } else {
 970       // TODO
 971     }
 972   }
 973   QApplication::restoreOverrideCursor();
 974 }
 975 //------------------------------------------------------------------------------
 976
 977 //------------------------------------------------------------------------------
 978 void vvMainWindow::UpdateTree()
 979 {
 980   DataTree->resizeColumnToContents(COLUMN_TREE);
 981   DataTree->resizeColumnToContents(COLUMN_UL_VIEW);
 982   DataTree->resizeColumnToContents(COLUMN_UR_VIEW);
 983   DataTree->resizeColumnToContents(COLUMN_DL_VIEW);
 984   DataTree->resizeColumnToContents(COLUMN_DR_VIEW);
 985   DataTree->resizeColumnToContents(COLUMN_IMAGE_NAME);
 986   DataTree->resizeColumnToContents(COLUMN_CLOSE_IMAGE);
 987   DataTree->resizeColumnToContents(COLUMN_RELOAD_IMAGE);
 988 }
 989 //------------------------------------------------------------------------------
 990
 991 //------------------------------------------------------------------------------
 992 void vvMainWindow::CurrentImageChanged(std::string id)
 993 {
 994   if (id == mCurrentSelectedImageId) return; // Do nothing
 995   int selected = 0;
 996   for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
 997     if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString().toStdString() == id) {
 998       selected = i;
 999     } else {
1000       DataTree->topLevelItem(i)->setSelected(0);
1001     }
1002     for (int child = 0; child < DataTree->topLevelItem(i)->childCount(); child++)
1003       DataTree->topLevelItem(i)->child(child)->setSelected(0);
1004
1005   }
1006   DataTree->topLevelItem(selected)->setSelected(1);
1007   mCurrentSelectedImageId = id;
1008   emit SelectedImageHasChanged(mSlicerManagers[selected]);
1009 }
1010 //------------------------------------------------------------------------------
1011
1012 //------------------------------------------------------------------------------
1013 void vvMainWindow::CurrentPickedImageChanged(std::string id)
1014 {
1015   if (id == mCurrentPickedImageId) return; // Do nothing
1016   int selected = 0;
1017   for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
1018     if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString().toStdString() == id) {
1019       selected = i;
1020     } else {
1021       DataTree->topLevelItem(i)->setSelected(0);
1022     }
1023     for (int child = 0; child < DataTree->topLevelItem(i)->childCount(); child++)
1024       DataTree->topLevelItem(i)->child(child)->setSelected(0);
1025
1026   }
1027   DataTree->topLevelItem(selected)->setSelected(1);
1028   mCurrentPickedImageId = id;
1029   mCurrentPickedImageIndex = selected;
1030 }
1031 //------------------------------------------------------------------------------
1032
1033 //------------------------------------------------------------------------------
1034 void vvMainWindow::ImageInfoChanged()
1035 {
1036   contextActions[6]->setEnabled(1);
1037   contextActions[5]->setEnabled(1);
1038   actionSave_As->setEnabled(1);
1039   actionAdd_VF_to_current_Image->setEnabled(1);
1040   actionAdd_fusion_image->setEnabled(1);
1041   actionNorth_East_Window->setEnabled(1);
1042   actionNorth_West_Window->setEnabled(1);
1043   actionSouth_East_Window->setEnabled(1);
1044   actionSouth_West_Window->setEnabled(1);
1045   vvToolManager::GetInstance()->EnableToolsInMenu(this, true);
1046   inverseButton->setEnabled(1);
1047
1048   goToCursorPushButton->setEnabled(1);
1049
1050   if (DataTree->selectedItems().size()) {
1051     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1052
1053     colorMapComboBox->setEnabled(1);
1054     for (int i = 0; i < DataTree->topLevelItem(index)->childCount(); i++) {
1055       if (DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "overlay" ||
1056           DataTree->topLevelItem(index)->child(i)->data(1,Qt::UserRole).toString() == "fusion") {
1057         colorMapComboBox->setEnabled(0);
1058         break;
1059       }
1060     }
1061
1062     std::vector<double> origin;
1063     std::vector<double> inputSpacing;
1064     std::vector<int> inputSize;
1065     std::vector<double> sizeMM;
1066     vtkSmartPointer<vtkMatrix4x4> transformation;
1067     int dimension=0;
1068     QString pixelType;
1069     QString inputSizeInBytes;
1070     QString image = DataTree->selectedItems()[0]->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1071
1072     if (mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size() > 1 || playMode == 1) {
1073       playButton->setEnabled(1);
1074       frameRateLabel->setEnabled(1);
1075       frameRateSpinBox->setEnabled(1);
1076     } else {
1077       playButton->setEnabled(0);
1078       frameRateLabel->setEnabled(0);
1079       frameRateSpinBox->setEnabled(0);
1080     }
1081
1082     //read image header
1083     int NPixel = 1;
1084
1085     vvImage::Pointer imageSelected;
1086     if (DataTree->topLevelItem(index) == DataTree->selectedItems()[0]) {
1087       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetImage();
1088     } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector") {
1089       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetVF();
1090     } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "overlay") {
1091       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetOverlay();
1092     } else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "fusion") {
1093       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetFusion();
1094     }
1095     else if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "contour") {
1096       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetImage();
1097     }
1098     else {
1099       imageSelected = mSlicerManagers[index]->GetSlicer(0)->GetImage();
1100     }
1101
1102     dimension = imageSelected->GetNumberOfDimensions();
1103     origin.resize(dimension);
1104     inputSpacing.resize(dimension);
1105     inputSize.resize(dimension);
1106     sizeMM.resize(dimension);
1107     pixelType = mSlicerManagers[index]->GetImage()->GetScalarTypeAsITKString().c_str();
1108     for (int i = 0; i < dimension; i++) {
1109       origin[i] = imageSelected->GetOrigin()[i];
1110       inputSpacing[i] = imageSelected->GetSpacing()[i];
1111       inputSize[i] = imageSelected->GetSize()[i];
1112       sizeMM[i] = inputSize[i]*inputSpacing[i];
1113       NPixel *= inputSize[i];
1114     }
1115     inputSizeInBytes = GetSizeInBytes(imageSelected->GetActualMemorySize()*1000);
1116
1117     QString dim = QString::number(dimension) + " (";
1118     dim += pixelType + ")";
1119
1120     infoPanel->setFileName(image);
1121     infoPanel->setDimension(dim);
1122     infoPanel->setSizePixel(GetVectorIntAsString(inputSize));
1123     infoPanel->setSizeMM(GetVectorDoubleAsString(sizeMM));
1124     infoPanel->setOrigin(GetVectorDoubleAsString(origin));
1125     infoPanel->setSpacing(GetVectorDoubleAsString(inputSpacing));
1126     infoPanel->setNPixel(QString::number(NPixel)+" ("+inputSizeInBytes+")");
1127     transformation = imageSelected->GetTransform()->GetMatrix();
1128     infoPanel->setTransformation(Get4x4MatrixDoubleAsString(transformation));
1129
1130     landmarksPanel->SetCurrentLandmarks(mSlicerManagers[index]->GetLandmarks(),
1131                                         mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size());
1132     landmarksPanel->SetCurrentPath(mInputPathName.toStdString());
1133     landmarksPanel->SetCurrentImage(mSlicerManagers[index]->GetFileName().c_str());
1134
1135     overlayPanel->getCurrentImageName(mSlicerManagers[index]->GetFileName().c_str());
1136     for (int i = 0; i < 4; i++) {
1137       if (DataTree->selectedItems()[0]->data(i+1,Qt::CheckStateRole).toInt() > 0 || i == 3) {
1138         mSlicerManagers[index]->UpdateInfoOnCursorPosition(i);
1139         break;
1140       }
1141     }
1142
1143     infoPanel->setFileName(image);
1144     infoPanel->setDimension(dim);
1145     infoPanel->setSizePixel(GetVectorIntAsString(inputSize));
1146     infoPanel->setSizeMM(GetVectorDoubleAsString(sizeMM));
1147     infoPanel->setOrigin(GetVectorDoubleAsString(origin));
1148     infoPanel->setSpacing(GetVectorDoubleAsString(inputSpacing));
1149     infoPanel->setNPixel(QString::number(NPixel)+" ("+inputSizeInBytes+")");
1150
1151     landmarksPanel->SetCurrentLandmarks(mSlicerManagers[index]->GetLandmarks(),
1152                                         mSlicerManagers[index]->GetSlicer(0)->GetImage()->GetVTKImages().size());
1153     landmarksPanel->SetCurrentPath(mInputPathName.toStdString());
1154     landmarksPanel->SetCurrentImage(mSlicerManagers[index]->GetFileName().c_str());
1155
1156     overlayPanel->getCurrentImageName(mSlicerManagers[index]->GetFileName().c_str());
1157     for (int i = 0; i < 4; i++) {
1158       if (DataTree->selectedItems()[0]->data(i+1,Qt::CheckStateRole).toInt() > 0 || i == 3) {
1159         mSlicerManagers[index]->UpdateInfoOnCursorPosition(i);
1160         break;
1161       }
1162     }
1163     WindowLevelChanged();
1164
1165     if (mSlicerManagers[index]->GetSlicer(0)->GetVF()) {
1166       overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
1167       overlayPanel->getVFProperty(mSlicerManagers[index]->GetSlicer(0)->GetVFSubSampling(),
1168                                   mSlicerManagers[index]->GetSlicer(0)->GetVFScale(),
1169                                   mSlicerManagers[index]->GetSlicer(0)->GetVFLog());
1170     } else {
1171       overlayPanel->getVFName(mSlicerManagers[index]->GetVFName().c_str());
1172       overlayPanel->getVFProperty(-1,-1,-1);
1173     }
1174     if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay()) {
1175       overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
1176     } else {
1177       overlayPanel->getOverlayName(mSlicerManagers[index]->GetOverlayName().c_str());
1178     }
1179
1180     if (mSlicerManagers[index]->GetSlicer(0)->GetFusion()) {
1181       overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
1182     } else {
1183       overlayPanel->getFusionName(mSlicerManagers[index]->GetFusionName().c_str());
1184     }
1185   }
1186 }
1187 //------------------------------------------------------------------------------
1188
1189 //------------------------------------------------------------------------------
1190 void vvMainWindow::ShowDocumentation()
1191 {
1192   documentation->show();
1193 }
1194 //------------------------------------------------------------------------------
1195
1196 //------------------------------------------------------------------------------
1197 void vvMainWindow::PopupRegisterForm(bool checkCanPush)
1198 {
1199   vvRegisterForm* registerForm = new vvRegisterForm(QUrl("http://www.creatis.insa-lyon.fr/~dsarrut/vvregister/write.php"), getVVSettingsPath(), getSettingsOptionFormat());
1200   if(!checkCanPush) {
1201     registerForm->show();
1202   } else {
1203     if(registerForm->canPush()) {
1204       registerForm->show();
1205       registerForm->acquitPushed();//too bad if there is not internet connection anymore.
1206     }
1207   }
1208 }
1209 //------------------------------------------------------------------------------
1210
1211 //------------------------------------------------------------------------------
1212 void vvMainWindow::ShowHelpDialog()
1213 {
1214   help_dialog->show();
1215 }
1216 //------------------------------------------------------------------------------
1217
1218 //------------------------------------------------------------------------------
1219 void vvMainWindow::ChangeViewMode()
1220 {
1221   QList<int> size;
1222   if (viewMode == 1) {
1223     viewMode = 0;
1224     size.push_back(1);
1225     size.push_back(0);
1226     splitter_3->setSizes(size);
1227     OSplitter->setSizes(size);
1228     DataTree->setColumnHidden(2,1);
1229     DataTree->setColumnHidden(3,1);
1230     DataTree->setColumnHidden(4,1);
1231   } else {
1232     viewMode = 1;
1233     size.push_back(1);
1234     size.push_back(1);
1235     splitter_3->setSizes(size);
1236     OSplitter->setSizes(size);
1237     DataTree->setColumnHidden(2,0);
1238     DataTree->setColumnHidden(3,0);
1239     DataTree->setColumnHidden(4,0);
1240   }
1241   UpdateRenderWindows();
1242   /*
1243   ** I don't know why but for both resized QVTKWidget we also need to render
1244   ** the associated Slicer to redraw crosses.
1245   */
1246   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
1247     if (DataTree->topLevelItem(i)->data(COLUMN_UL_VIEW,Qt::CheckStateRole).toInt() > 1)
1248       mSlicerManagers[i]->GetSlicer(0)->Render();
1249     if (DataTree->topLevelItem(i)->data(COLUMN_DL_VIEW,Qt::CheckStateRole).toInt() > 1)
1250       mSlicerManagers[i]->GetSlicer(2)->Render();
1251   }
1252 }
1253 //------------------------------------------------------------------------------
1254
1255 //------------------------------------------------------------------------------
1256 QString vvMainWindow::GetSizeInBytes(unsigned long size)
1257 {
1258   QString result = "";// QString::number(size);
1259   //result += " bytes (";
1260   if (size > 1000000000) {
1261     size /= 1000000000;
1262     result += QString::number(size);
1263     result += "Gb";//)";
1264   } else if (size > 1000000) {
1265     size /= 1000000;
1266     result += QString::number(size);
1267     result += "Mb";//)";
1268   } else if (size > 1000) {
1269     size /= 1000;
1270     result += QString::number(size);
1271     result += "kb";//)";
1272   }
1273   return result;
1274 }
1275 //------------------------------------------------------------------------------
1276
1277 //------------------------------------------------------------------------------
1278 QString vvMainWindow::Get4x4MatrixDoubleAsString(vtkSmartPointer<vtkMatrix4x4> matrix)
1279 {
1280   std::ostringstream strmatrix;
1281
1282   for (unsigned int i = 0; i < 4; i++) {
1283     for (unsigned int j = 0; j < 4; j++) {
1284       strmatrix.flags(ios::showpos);
1285       strmatrix.width(10);
1286       strmatrix.precision(3);
1287       strmatrix.setf(ios::fixed,ios::floatfield);
1288       strmatrix.fill(' ');
1289       strmatrix << std::left << matrix->GetElement(i, j);
1290       //strmatrix.width(10);
1291       strmatrix << " ";
1292     }
1293     strmatrix << std::endl;
1294   }
1295   QString result = strmatrix.str().c_str();
1296   return result;
1297 }
1298 //------------------------------------------------------------------------------
1299
1300 //------------------------------------------------------------------------------
1301 QString vvMainWindow::GetVectorDoubleAsString(std::vector<double> vectorDouble)
1302 {
1303   QString result;
1304   for (unsigned int i= 0; i < vectorDouble.size(); i++) {
1305     if (i != 0)
1306       result += " ";
1307     result += QString::number(vectorDouble[i]);
1308   }
1309   return result;
1310 }
1311 //------------------------------------------------------------------------------
1312
1313 //------------------------------------------------------------------------------
1314 QString vvMainWindow::GetVectorIntAsString(std::vector<int> vectorInt)
1315 {
1316   QString result;
1317   for (unsigned int i= 0; i < vectorInt.size(); i++) {
1318     if (i != 0)
1319       result += " ";
1320     result += QString::number(vectorInt[i]);
1321   }
1322   return result;
1323 }
1324 //------------------------------------------------------------------------------
1325
1326 //------------------------------------------------------------------------------
1327 int vvMainWindow::GetSlicerIndexFromItem(QTreeWidgetItem* item)
1328 {
1329   QString id = item->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
1330   for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
1331     if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString() == id)
1332       return i;
1333   }
1334   return -1;
1335 }
1336 //------------------------------------------------------------------------------
1337
1338 //------------------------------------------------------------------------------
1339 QTreeWidgetItem* vvMainWindow::GetItemFromSlicerManager(vvSlicerManager* sm)
1340 {
1341   QString id = sm->GetId().c_str();
1342   for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
1343     if (DataTree->topLevelItem(i)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString() == id)
1344       return DataTree->topLevelItem(i);
1345   }
1346   return NULL;
1347 }
1348 //------------------------------------------------------------------------------
1349
1350 //------------------------------------------------------------------------------
1351 void vvMainWindow::DisplayChanged(QTreeWidgetItem *clickedItem, int column)
1352 {
1353   if ( column >= COLUMN_CLOSE_IMAGE || column <= 0)
1354     return;
1355
1356   // Get parent information (might be the same item)
1357   int slicerManagerIndex = GetSlicerIndexFromItem(clickedItem);
1358   QTreeWidgetItem* clickedParentItem = DataTree->topLevelItem(slicerManagerIndex);
1359   vvSlicer* clickedSlicer = mSlicerManagers[slicerManagerIndex]->GetSlicer(column-1);
1360
1361   // Go over the complete item tree (only 2 levels, parents and children)
1362   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
1363     // Trick to avoid redoing twice the job for a key (sr)
1364     mSlicerManagers[i]->GetSlicer(column-1)->GetRenderWindow()->GetInteractor()->SetKeySym("Crap");
1365
1366     QTreeWidgetItem* currentParentItem = DataTree->topLevelItem(i);
1367     if(currentParentItem != clickedParentItem) {
1368       // Not the branch of the clicked item, uncheck all
1369
1370       // Parent
1371       currentParentItem->setData(column,Qt::CheckStateRole, 0);
1372       mSlicerManagers[i]->UpdateSlicer(column-1, false);
1373
1374       // Children
1375       for (int iChild = 0; iChild < currentParentItem->childCount(); iChild++) {
1376         currentParentItem->child(iChild)->setData(column,Qt::CheckStateRole, 0);
1377       }
1378     }
1379     else {
1380       // Branch of the clicked one: get check status from actor visibility in slicer
1381       // and toggle the clicked one
1382
1383       // Parent
1384       bool vis = clickedSlicer->GetActorVisibility("image", 0);
1385       bool draw = clickedSlicer->GetRenderer()->GetDraw();
1386
1387       // Update slicer (after getting visibility)
1388       mSlicerManagers[slicerManagerIndex]->UpdateSlicer(column-1, true);
1389       mSlicerManagers[slicerManagerIndex]->UpdateInfoOnCursorPosition(column-1);
1390       DisplaySliders(slicerManagerIndex, column-1);
1391       if(clickedParentItem == clickedItem) {
1392         // Toggle
1393         vis = !draw || !vis;
1394       }
1395       clickedSlicer->SetActorVisibility("image", 0, vis);
1396       clickedParentItem->setData(column, Qt::CheckStateRole, vis?2:0);
1397
1398       // Children
1399       std::map<std::string, int> actorTypeCounts;
1400       for (int iChild = 0; iChild < clickedParentItem->childCount(); iChild++) {
1401         QTreeWidgetItem* currentChildItem = clickedParentItem->child(iChild);
1402         std::string actorType = currentChildItem->data(1,Qt::UserRole).toString().toStdString();
1403         vis = clickedSlicer->GetActorVisibility(actorType, actorTypeCounts[actorType]);
1404         if(currentChildItem == clickedItem) {
1405           // Toggle or force visibility if it was not on this branch so far
1406           vis = !draw || !vis;
1407           clickedSlicer->SetActorVisibility(actorType, actorTypeCounts[actorType], vis);
1408         }
1409         currentChildItem->setData(column, Qt::CheckStateRole, vis?2:0);
1410         actorTypeCounts[actorType]++;
1411       }
1412     }
1413   }
1414
1415   clickedSlicer->Render();
1416 }
1417 //------------------------------------------------------------------------------
1418
1419 void vvMainWindow::InitSlicers()
1420 {
1421   if (mSlicerManagers.size()) {
1422     mSlicerManagers.back()->GenerateDefaultLookupTable();
1423
1424     mSlicerManagers.back()->SetSlicerWindow(0,NOViewWidget->GetRenderWindow());
1425     mSlicerManagers.back()->SetSlicerWindow(1,NEViewWidget->GetRenderWindow());
1426     mSlicerManagers.back()->SetSlicerWindow(2,SOViewWidget->GetRenderWindow());
1427     mSlicerManagers.back()->SetSlicerWindow(3,SEViewWidget->GetRenderWindow());
1428   }
1429 }
1430
1431 //------------------------------------------------------------------------------
1432 void vvMainWindow::InitDisplay()
1433 {
1434   if (mSlicerManagers.size()) {
1435     //BE CAREFUL : this is absolutely necessary to set the interactor style
1436     //in order to have the same style instanciation for all SlicerManagers in
1437     // a same window
1438     for (int j = 0; j < 4; j++) {
1439       vvInteractorStyleNavigator* style = vvInteractorStyleNavigator::New();
1440       style->SetAutoAdjustCameraClippingRange(1);
1441       bool AlreadySelected = false;
1442       for (int i = 0; i < DataTree->topLevelItemCount(); i++) {
1443         mSlicerManagers[i]->SetInteractorStyleNavigator(j,style);
1444
1445         //select the image only if previous are not selected
1446         if (DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 1) {
1447           mSlicerManagers[i]->UpdateSlicer(j,1);
1448           AlreadySelected = true;
1449         } else if (i == DataTree->topLevelItemCount()-1 && !AlreadySelected) {
1450           if (DataTree->selectedItems().size() == 0)
1451             DataTree->topLevelItem(i)->setSelected(1);
1452           DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,2);
1453           mSlicerManagers[i]->UpdateSlicer(j,1);
1454           DisplaySliders(i,j);
1455         } else {
1456           DataTree->topLevelItem(i)->setData(j+1,Qt::CheckStateRole,0);
1457           mSlicerManagers[i]->UpdateSlicer(j,0);
1458         }
1459       }
1460       style->Delete();
1461     }
1462   }
1463 }
1464 //------------------------------------------------------------------------------
1465
1466 //------------------------------------------------------------------------------
1467 void vvMainWindow::DisplaySliders(int slicer, int window)
1468 {
1469   int range[2];
1470   mSlicerManagers[slicer]->GetSlicer(window)->GetSliceRange(range);
1471   int position = mSlicerManagers[slicer]->GetSlicer(window)->GetSlice();
1472
1473   int tRange[2];
1474   tRange[0] = 0;
1475   tRange[1] = mSlicerManagers[slicer]->GetSlicer(window)->GetTMax();
1476   int tPosition = mSlicerManagers[slicer]->GetSlicer(window)->GetTSlice();
1477   bool showHorizontal = false;
1478   bool showVertical = false;
1479   if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
1480       || (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 2
1481           && mSlicerManagers[slicer]->GetType() != vvImageReader::IMAGEWITHTIME
1482           && mSlicerManagers[slicer]->GetType() != vvImageReader::MERGEDWITHTIME))
1483     showVertical = true;
1484   if (mSlicerManagers[slicer]->GetSlicer(window)->GetImage()->GetNumberOfDimensions() > 3
1485       || mSlicerManagers[slicer]->GetType() == vvImageReader::IMAGEWITHTIME
1486       || mSlicerManagers[slicer]->GetType() == vvImageReader::MERGEDWITHTIME)
1487     showHorizontal = true;
1488
1489   if (showVertical)
1490     verticalSliders[window]->show();
1491   else
1492     verticalSliders[window]->hide();
1493   verticalSliders[window]->setRange(range[0],range[1]);
1494   verticalSliders[window]->setValue(position);
1495
1496   if (showHorizontal)
1497     horizontalSliders[window]->show();
1498   else
1499     horizontalSliders[window]->hide();
1500   horizontalSliders[window]->setRange(tRange[0],tRange[1]);
1501   horizontalSliders[window]->setValue(tPosition);
1502 }
1503 //------------------------------------------------------------------------------
1504
1505 //------------------------------------------------------------------------------
1506 void vvMainWindow::CloseImage(QTreeWidgetItem* item, int column)
1507 {
1508   int index = GetSlicerIndexFromItem(item);
1509
1510   if (DataTree->topLevelItem(index) != item) {
1511     QString warning = "Do you really want to close the overlay : ";
1512     warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1513     QMessageBox msgBox(QMessageBox::Warning, tr("Close Overlay"),
1514                        warning, 0, this);
1515     msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
1516     msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
1517     if (msgBox.exec() == QMessageBox::AcceptRole) {
1518       std::string overlay_type=item->data(1,Qt::UserRole).toString().toStdString();
1519       int overlay_index=0;
1520       for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++) {
1521         if (DataTree->topLevelItem(index)->\
1522             child(child)->data(1,Qt::UserRole).toString().toStdString() == overlay_type)
1523           overlay_index++;
1524         if (DataTree->topLevelItem(index)->child(child) == item) break;
1525       }
1526       mSlicerManagers[index]->RemoveActor(overlay_type, overlay_index-1);
1527       mSlicerManagers[index]->SetColorMap(0);
1528       DataTree->topLevelItem(index)->takeChild(DataTree->topLevelItem(index)->indexOfChild(item));
1529       mSlicerManagers[index]->Render();
1530     }
1531   } else if (DataTree->topLevelItemCount() <= 1) {
1532     QString warning = "Do you really want to close the image : ";
1533     warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1534     warning += "\nThis is the last image, you're about to close vv !!!";
1535     QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
1536                        warning, 0, this);
1537     msgBox.addButton(tr("Close vv"), QMessageBox::AcceptRole);
1538     msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
1539     if (msgBox.exec() == QMessageBox::AcceptRole) {
1540       this->close();
1541     }
1542   } else {
1543     QString warning = "Do you really want to close the image : ";
1544     warning += item->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1545     QMessageBox msgBox(QMessageBox::Warning, tr("Close Image"),
1546                        warning, 0, this);
1547     msgBox.addButton(tr("Close"), QMessageBox::AcceptRole);
1548     msgBox.addButton(tr("Cancel"), QMessageBox::RejectRole);
1549     if (msgBox.exec() == QMessageBox::AcceptRole) {
1550
1551       // Tell tools that we close an image
1552       emit AnImageIsBeingClosed(mSlicerManagers[index]);
1553
1554       std::vector<vvSlicerManager*>::iterator Manageriter = mSlicerManagers.begin();
1555       DataTree->takeTopLevelItem(index);
1556       for (int i = 0; i < index; i++) {
1557         Manageriter++;
1558       }
1559       linkPanel->removeImage(index);
1560       mSlicerManagers[index]->RemoveActors();
1561       delete mSlicerManagers[index];
1562       mSlicerManagers.erase(Manageriter);
1563
1564       //
1565       InitDisplay();
1566     }
1567   }
1568   ImageInfoChanged();
1569 }
1570 //------------------------------------------------------------------------------
1571
1572 //------------------------------------------------------------------------------
1573 void vvMainWindow::ReloadImage(QTreeWidgetItem* item, int column)
1574 {
1575   // int index = GetSlicerIndexFromItem(item);
1576   //   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1577   //   if (item->data(1,Qt::UserRole).toString() == "vector")
1578   //     mSlicerManagers[index]->ReloadVF();
1579   //   else
1580   //     mSlicerManagers[index]->Reload();
1581
1582   //   QApplication::restoreOverrideCursor();
1583   int index = GetSlicerIndexFromItem(item);
1584   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1585   QString role=item->data(1,Qt::UserRole).toString();
1586   if ( role == "vector"){
1587     mSlicerManagers[index]->ReloadVF();
1588   }
1589   else if (role == "overlay"){
1590     mSlicerManagers[index]->ReloadOverlay();
1591   }
1592   else if (role == "fusion"){
1593     mSlicerManagers[index]->ReloadFusion();
1594   }
1595   else{
1596     mSlicerManagers[index]->Reload();
1597   }
1598   // Update view and info
1599   ImageInfoChanged();
1600   mSlicerManagers[index]->Render();
1601   QApplication::restoreOverrideCursor();
1602 }
1603 //------------------------------------------------------------------------------
1604
1605 //------------------------------------------------------------------------------
1606 void vvMainWindow::MousePositionChanged(int visibility,double x, double y, double z, double X, double Y, double Z , double value)
1607 {
1608   infoPanel->setCurrentInfo(visibility,x,y,z,X,Y,Z,value);
1609 }
1610 //------------------------------------------------------------------------------
1611
1612 //------------------------------------------------------------------------------
1613 void vvMainWindow::VectorChanged(int visibility,double x, double y, double z, double value)
1614 {
1615   overlayPanel->getCurrentVectorInfo(visibility,x,y,z,value);
1616 }
1617 //------------------------------------------------------------------------------
1618
1619 //------------------------------------------------------------------------------
1620 void vvMainWindow::OverlayChanged(int visibility, double valueOver, double valueRef)
1621 {
1622   overlayPanel->getCurrentOverlayInfo(visibility,valueOver, valueRef);
1623 }
1624 //------------------------------------------------------------------------------
1625
1626 //------------------------------------------------------------------------------
1627 void vvMainWindow::FusionChanged(int visibility, double value)
1628 {
1629   overlayPanel->getCurrentFusionInfo(visibility,value);
1630 }
1631 //------------------------------------------------------------------------------
1632
1633 //------------------------------------------------------------------------------
1634 void vvMainWindow::WindowLevelChanged()
1635 {
1636   // Base image
1637   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1638   if(index==-1) return;
1639   windowSpinBox->setValue(mSlicerManagers[index]->GetColorWindow());
1640   levelSpinBox->setValue(mSlicerManagers[index]->GetColorLevel());
1641   colorMapComboBox->setCurrentIndex(mSlicerManagers[index]->GetColorMap());
1642   presetComboBox->setCurrentIndex(mSlicerManagers[index]->GetPreset());
1643
1644   // Overlay image
1645   if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay())
1646     overlayPanel->getOverlayProperty(mSlicerManagers[index]->GetOverlayColor(),
1647                                      mSlicerManagers[index]->GetLinkOverlayWindowLevel(),
1648                                      mSlicerManagers[index]->GetOverlayColorWindow(),
1649                                      mSlicerManagers[index]->GetOverlayColorLevel());
1650   else
1651     overlayPanel->getOverlayProperty(-1,0,0.,0.);
1652
1653   // Fusion image
1654   if (mSlicerManagers[index]->GetSlicer(0)->GetFusion())
1655     overlayPanel->getFusionProperty(mSlicerManagers[index]->GetFusionOpacity(),
1656                                     mSlicerManagers[index]->GetFusionThresholdOpacity(),
1657                                     mSlicerManagers[index]->GetFusionColorMap(),
1658                                     mSlicerManagers[index]->GetFusionWindow(),
1659                                     mSlicerManagers[index]->GetFusionLevel());
1660   else
1661     overlayPanel->getFusionProperty(-1, -1, -1, -1, -1);
1662 }
1663 //------------------------------------------------------------------------------
1664
1665 //------------------------------------------------------------------------------
1666 void vvMainWindow::WindowLevelEdited()
1667 {
1668   presetComboBox->setCurrentIndex(6);
1669   UpdateWindowLevel();
1670 }
1671 //------------------------------------------------------------------------------
1672
1673 //------------------------------------------------------------------------------
1674 void vvMainWindow::SetWindowLevel(double w, double l)
1675 {
1676   windowSpinBox->setValue(w);
1677   levelSpinBox->setValue(l);
1678   presetComboBox->setCurrentIndex(6);
1679   colorMapComboBox->setCurrentIndex(0);
1680   UpdateWindowLevel();
1681 }
1682 //------------------------------------------------------------------------------
1683
1684 //------------------------------------------------------------------------------
1685 void vvMainWindow::UpdateWindowLevel()
1686 {
1687   if (DataTree->selectedItems().size()) {
1688     if (presetComboBox->currentIndex() == 7) //For ventilation
1689       colorMapComboBox->setCurrentIndex(5);
1690     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1691     mSlicerManagers[index]->SetColorWindow(windowSpinBox->value());
1692     mSlicerManagers[index]->SetColorLevel(levelSpinBox->value());
1693     mSlicerManagers[index]->SetPreset(presetComboBox->currentIndex());
1694     mSlicerManagers[index]->Render();
1695     WindowLevelChanged();
1696   }
1697 }
1698 //------------------------------------------------------------------------------
1699
1700 //------------------------------------------------------------------------------
1701 void vvMainWindow::UpdateColorMap()
1702 {
1703   if (DataTree->selectedItems().size()) {
1704     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1705     mSlicerManagers[index]->SetColorMap(colorMapComboBox->currentIndex());
1706     mSlicerManagers[index]->Render();
1707   }
1708 }
1709 //------------------------------------------------------------------------------
1710 void vvMainWindow::SwitchWindowLevel()
1711 {
1712   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1713   int window = mSlicerManagers[index]->GetColorWindow();
1714   presetComboBox->setCurrentIndex(6);
1715   windowSpinBox->setValue(-window);
1716   UpdateWindowLevel();
1717 }
1718 //------------------------------------------------------------------------------
1719
1720 //------------------------------------------------------------------------------
1721 void vvMainWindow::ApplyWindowLevelToAllImages()
1722 {
1723   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1724   if(index==-1) return;
1725   double window = mSlicerManagers[index]->GetColorWindow();
1726   double level = mSlicerManagers[index]->GetColorLevel();
1727
1728   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
1729     if (mSlicerManagers[i] == NULL)
1730       continue;
1731     mSlicerManagers[i]->SetColorWindow(window);
1732     mSlicerManagers[i]->SetColorLevel(level);
1733     mSlicerManagers[i]->SetPreset(6);
1734     mSlicerManagers[i]->Render();
1735   }
1736 }
1737 //------------------------------------------------------------------------------
1738
1739 //------------------------------------------------------------------------------
1740 void vvMainWindow::UpdateLinkManager(std::string id, int slicer, double x, double y, double z, int temps)
1741 {
1742   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
1743     if (mSlicerManagers[i]->GetId() == id) {
1744       //mSlicerManagers[i]->SetTSlice(temps);
1745       mSlicerManagers[i]->GetSlicer(slicer)->SetCurrentPosition(x,y,z,temps);
1746       mSlicerManagers[i]->UpdateViews(0,slicer);
1747       break;
1748     }
1749   }
1750 }
1751 //------------------------------------------------------------------------------
1752
1753 //------------------------------------------------------------------------------
1754 void vvMainWindow::UpdateLinkedNavigation(std::string id, vvSlicerManager * sm, vvSlicer* refSlicer)
1755 {
1756   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
1757     if (id == mSlicerManagers[i]->GetId()) {
1758       mSlicerManagers[i]->UpdateLinkedNavigation(refSlicer);
1759     }
1760   }
1761 }
1762 //------------------------------------------------------------------------------
1763
1764 //------------------------------------------------------------------------------
1765 void vvMainWindow::ShowContextMenu(QPoint point)
1766 {
1767   if (!DataTree->selectedItems().size()) {
1768     contextActions[1]->setEnabled(0);
1769     contextActions[2]->setEnabled(0);
1770     contextActions[3]->setEnabled(0);
1771     contextActions[4]->setEnabled(0);
1772     contextActions[5]->setEnabled(0);
1773     contextActions[6]->setEnabled(0);
1774   } else {
1775     int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1776     contextActions[1]->setEnabled(1);
1777     contextActions[2]->setEnabled(
1778       DataTree->itemWidget(DataTree->selectedItems()[0],
1779                            COLUMN_RELOAD_IMAGE)->isEnabled());
1780     contextActions[3]->setEnabled(1);
1781     contextActions[5]->setEnabled(1);
1782     contextActions[6]->setEnabled(1);
1783
1784     if (mSlicerManagers[index]->GetDimension() < 3)
1785       contextActions[4]->setEnabled(0);
1786     else
1787       contextActions[4]->setEnabled(1);
1788   }
1789   contextMenu.exec(QCursor::pos());
1790 }
1791 //------------------------------------------------------------------------------
1792
1793 //------------------------------------------------------------------------------
1794 void vvMainWindow::CloseImage()
1795 {
1796   CloseImage(DataTree->selectedItems()[0],0);
1797 }
1798 //------------------------------------------------------------------------------
1799
1800 //------------------------------------------------------------------------------
1801 void vvMainWindow::ReloadImage()
1802 {
1803   ReloadImage(DataTree->selectedItems()[0],0);
1804 }
1805 //------------------------------------------------------------------------------
1806
1807 //------------------------------------------------------------------------------
1808 void vvMainWindow::SelectOverlayImage()
1809 {
1810   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1811
1812   //check if one overlay image is added
1813   for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
1814     if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "overlay") {
1815       QString error = "Cannot add more than one compared image\n";
1816       error += "Please remove first ";
1817       error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1818       QMessageBox::information(this,tr("Problem adding compared image !"),error);
1819       return;
1820     }
1821
1822   QString Extensions = EXTENSIONS;
1823   Extensions += ";;All Files (*)";
1824   QString file = QFileDialog::getOpenFileName(this,tr("Load Overlay image"),mInputPathName,Extensions);
1825   if (!file.isEmpty())
1826     AddOverlayImage(index,file);
1827 }
1828 //------------------------------------------------------------------------------
1829
1830 //------------------------------------------------------------------------------
1831 void vvMainWindow::AddOverlayImage(int index, QString file)
1832 {
1833
1834   mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
1835   itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
1836                                        file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
1837   reader->SetFileName(file.toStdString().c_str());
1838   reader->ReadImageInformation();
1839   std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
1840   int dimension = reader->GetNumberOfDimensions();
1841   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1842   vvProgressDialog progress("Opening " + file.toStdString());
1843   qApp->processEvents();
1844
1845   std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
1846   if (mSlicerManagers[index]->SetOverlay(file.toStdString(),dimension, component)) {
1847     //create an item in the tree with good settings
1848     QTreeWidgetItem *item = new QTreeWidgetItem();
1849     item->setData(0,Qt::UserRole,file.toStdString().c_str());
1850     item->setData(1,Qt::UserRole,tr("overlay"));
1851     QFileInfo fileinfo(file); //Do not show the path
1852     item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
1853     item->setToolTip(COLUMN_IMAGE_NAME, mSlicerManagers[index]->GetListOfAbsoluteFilePathInOneString("overlay").c_str());
1854     qApp->processEvents();
1855
1856     for (int j = 1; j <= 4; j++) {
1857       item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
1858     }
1859
1860     //Create the buttons for reload and close
1861     qApp->processEvents();
1862     QTreePushButton* cButton = new QTreePushButton;
1863     cButton->setItem(item);
1864     cButton->setColumn(COLUMN_CLOSE_IMAGE);
1865     cButton->setToolTip(tr("close image"));
1866     cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
1867     connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
1868             this,SLOT(CloseImage(QTreeWidgetItem*, int)));
1869
1870     QTreePushButton* rButton = new QTreePushButton;
1871     rButton->setItem(item);
1872     rButton->setColumn(COLUMN_RELOAD_IMAGE);
1873     rButton->setToolTip(tr("reload image"));
1874     rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
1875     connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
1876             this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
1877
1878     DataTree->topLevelItem(index)->setExpanded(1);
1879     DataTree->topLevelItem(index)->addChild(item);
1880     DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
1881     DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
1882
1883     //set the id of the image
1884     QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
1885     item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
1886     UpdateTree();
1887     qApp->processEvents();
1888     ImageInfoChanged();
1889     QApplication::restoreOverrideCursor();
1890   } else {
1891     QApplication::restoreOverrideCursor();
1892     QString error = "Cannot import the new image.\n";
1893     error += mSlicerManagers[index]->GetLastError().c_str();
1894     QMessageBox::information(this,tr("Problem reading image !"),error);
1895   }
1896   WindowLevelChanged();
1897 }
1898 //------------------------------------------------------------------------------
1899
1900
1901 //------------------------------------------------------------------------------
1902 void vvMainWindow::AddROI(int index, QString file)
1903 {
1904   /*
1905   // Get slice manager
1906
1907   // Load image
1908
1909   vvImageReader * mReader = new vvImageReader;
1910   mReader->SetInputFilename(filename.toStdString());
1911   mReader->Update(IMAGE);
1912   if (mReader->GetLastError().size() != 0) {
1913     std::cerr << "Error while reading " << filename.toStdString() << std::endl;
1914     QString error = "Cannot open file \n";
1915     error += mReader->GetLastError().c_str();
1916     QMessageBox::information(this,tr("Reading problem"),error);
1917     delete mReader;
1918     return;
1919   }
1920   vvImage::Pointer roi = mReader->GetOutput();
1921
1922   // Create roi in new tool
1923   vvToolStructureSetManager::AddImage(mCurrentSlicerManager, roi);
1924   */
1925 }
1926 //------------------------------------------------------------------------------
1927
1928 //------------------------------------------------------------------------------
1929 void vvMainWindow::SelectFusionImage()
1930 {
1931   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1932
1933   //check if one fusion image is added
1934   for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
1935     if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "fusion") {
1936       QString error = "Cannot add more than one fusion image\n";
1937       error += "Please remove first ";
1938       error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
1939       QMessageBox::information(this,tr("Problem adding fusion image !"),error);
1940       return;
1941     }
1942
1943   QString Extensions = EXTENSIONS;
1944   Extensions += ";;All Files (*)";
1945   QString file = QFileDialog::getOpenFileName(this,tr("Load Fusion image"),mInputPathName,Extensions);
1946   if (!file.isEmpty())
1947     AddFusionImage(index,file);
1948 }
1949 //------------------------------------------------------------------------------
1950
1951 //------------------------------------------------------------------------------
1952 void vvMainWindow::ResetTransformationToIdentity()
1953 {
1954   std::string actorType = DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString().toStdString();
1955   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
1956   mSlicerManagers[index]->ResetTransformationToIdentity(actorType);
1957   ImageInfoChanged();
1958 }
1959 //------------------------------------------------------------------------------
1960
1961 //------------------------------------------------------------------------------
1962 void vvMainWindow::AddFusionImage(int index, QString file)
1963 {
1964   mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
1965   itk::ImageIOBase::Pointer reader = itk::ImageIOFactory::CreateImageIO(
1966                                        file.toStdString().c_str(), itk::ImageIOFactory::ReadMode);
1967   reader->SetFileName(file.toStdString().c_str());
1968   reader->ReadImageInformation();
1969   std::string component = reader->GetComponentTypeAsString(reader->GetComponentType());
1970   if (reader) {
1971     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
1972     vvProgressDialog progress("Opening fusion");
1973     qApp->processEvents();
1974
1975     std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
1976     if (mSlicerManagers[index]->SetFusion(file.toStdString(),
1977                                           reader->GetNumberOfDimensions(), component)) {
1978       //create an item in the tree with good settings
1979       QTreeWidgetItem *item = new QTreeWidgetItem();
1980       item->setData(0,Qt::UserRole,file.toStdString().c_str());
1981       item->setData(1,Qt::UserRole,tr("fusion"));
1982       QFileInfo fileinfo(filename.c_str()); //Do not show the path
1983       item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
1984       item->setToolTip(COLUMN_IMAGE_NAME, mSlicerManagers[index]->GetListOfAbsoluteFilePathInOneString("fusion").c_str());
1985       qApp->processEvents();
1986
1987       for (int j = 1; j <= 4; j++) {
1988         item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
1989       }
1990
1991       //Create the buttons for reload and close
1992       qApp->processEvents();
1993       QTreePushButton* cButton = new QTreePushButton;
1994       cButton->setItem(item);
1995       cButton->setColumn(COLUMN_CLOSE_IMAGE);
1996       cButton->setToolTip(tr("close image"));
1997       cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
1998       connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
1999               this,SLOT(CloseImage(QTreeWidgetItem*, int)));
2000
2001       QTreePushButton* rButton = new QTreePushButton;
2002       rButton->setItem(item);
2003       rButton->setColumn(COLUMN_RELOAD_IMAGE);
2004       rButton->setToolTip(tr("reload image"));
2005       rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
2006       connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
2007               this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
2008
2009       DataTree->topLevelItem(index)->setExpanded(1);
2010       DataTree->topLevelItem(index)->addChild(item);
2011       DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
2012       DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
2013
2014       //set the id of the image
2015       QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
2016       item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
2017       UpdateTree();
2018       qApp->processEvents();
2019       ImageInfoChanged();
2020       QApplication::restoreOverrideCursor();
2021     } else {
2022       QApplication::restoreOverrideCursor();
2023       QString error = "Cannot import the new image.\n";
2024       error += mSlicerManagers[index]->GetLastError().c_str();
2025       QMessageBox::information(this,tr("Problem reading image !"),error);
2026     }
2027   } else {
2028     QString error = "Cannot import the new image.\n";
2029     QMessageBox::information(this,tr("Problem reading image !"),error);
2030   }
2031 }
2032 //------------------------------------------------------------------------------
2033
2034
2035 //------------------------------------------------------------------------------
2036 void vvMainWindow::OpenField()
2037 {
2038   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2039   //check if a vector field has already been added
2040   for (int child = 0; child < DataTree->topLevelItem(index)->childCount(); child++)
2041     if (DataTree->topLevelItem(index)->child(child)->data(1,Qt::UserRole).toString() == "vector") {
2042       QString error = "Cannot add more than one vector field\n";
2043       error += "Please remove first ";
2044       error += DataTree->topLevelItem(index)->child(child)->data(COLUMN_IMAGE_NAME,Qt::DisplayRole).toString();
2045       QMessageBox::information(this,tr("Problem adding vector field!"),error);
2046       return;
2047     }
2048
2049   QString Extensions = "Images ( *.mhd)";
2050   Extensions += ";;Images ( *.mha)";
2051   Extensions += ";;Images ( *.vf)";
2052   QString file = QFileDialog::getOpenFileName(this,tr("Load deformation field"),mInputPathName,Extensions);
2053   if (!file.isEmpty())
2054     AddField(file,index);
2055 }
2056 //------------------------------------------------------------------------------
2057
2058
2059 //------------------------------------------------------------------------------
2060 void vvMainWindow::AddFieldEntry(QString filename,int index,bool from_disk)
2061 {
2062   //create an item in the tree with good settings
2063   QTreeWidgetItem *item = new QTreeWidgetItem();
2064   item->setData(0,Qt::UserRole,filename.toStdString().c_str());
2065   item->setData(1,Qt::UserRole,tr("vector"));
2066   QFileInfo fileinfo(filename); //Do not show the path
2067   item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,fileinfo.fileName());
2068   item->setToolTip(COLUMN_IMAGE_NAME, mSlicerManagers[index]->GetListOfAbsoluteFilePathInOneString("vector").c_str());
2069   qApp->processEvents();
2070
2071   for (int j = 1; j <= 4; j++) {
2072     item->setData(j,Qt::CheckStateRole,DataTree->topLevelItem(index)->data(j,Qt::CheckStateRole));
2073   }
2074
2075   //Create the buttons for reload and close
2076   qApp->processEvents();
2077   QTreePushButton* cButton = new QTreePushButton;
2078   cButton->setItem(item);
2079   cButton->setColumn(COLUMN_CLOSE_IMAGE);
2080   cButton->setToolTip(tr("close vector field"));
2081   cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
2082   connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
2083           this,SLOT(CloseImage(QTreeWidgetItem*, int)));
2084
2085   QTreePushButton* rButton = new QTreePushButton;
2086   rButton->setItem(item);
2087   rButton->setColumn(COLUMN_RELOAD_IMAGE);
2088   rButton->setToolTip(tr("reload vector field"));
2089   rButton->setEnabled(from_disk);
2090   rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
2091   connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
2092           this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
2093
2094   DataTree->topLevelItem(index)->setExpanded(1);
2095   DataTree->topLevelItem(index)->addChild(item);
2096   DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
2097   DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
2098
2099   //set the id of the image
2100   QString id = DataTree->topLevelItem(index)->data(COLUMN_IMAGE_NAME,Qt::UserRole).toString();
2101   item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
2102   UpdateTree();
2103   qApp->processEvents();
2104   ImageInfoChanged();
2105   QApplication::restoreOverrideCursor();
2106 }
2107 //------------------------------------------------------------------------------
2108
2109
2110 //------------------------------------------------------------------------------
2111 void vvMainWindow::AddField(vvImage::Pointer vf,QString file,int index)
2112 {
2113   QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
2114   vvSlicerManager* imageManager = mSlicerManagers[index];
2115   if (imageManager->SetVF(vf,file.toStdString())) {
2116     AddFieldEntry(file,index,false);
2117   } else {
2118     QString error = "Cannot import the vector field for this image.\n";
2119     error += imageManager->GetLastError().c_str();
2120     QMessageBox::information(this,tr("Problem reading VF !"),error);
2121   }
2122   QApplication::restoreOverrideCursor();
2123 }
2124 //------------------------------------------------------------------------------
2125
2126
2127 //------------------------------------------------------------------------------
2128 void vvMainWindow::AddField(QString file,int index)
2129 {
2130   if (QFile::exists(file)) {
2131     mInputPathName = itksys::SystemTools::GetFilenamePath(file.toStdString()).c_str();
2132
2133     //init the progress events
2134     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
2135     vvProgressDialog progress("Opening " + file.toStdString());
2136     qApp->processEvents();
2137
2138     //read the vector and put it in the current mSlicerManager
2139     vvSlicerManager* imageManager = mSlicerManagers[index];
2140     qApp->processEvents();
2141
2142     std::string filename = itksys::SystemTools::GetFilenameWithoutExtension(file.toStdString()).c_str();
2143     if (imageManager->SetVF(file.toStdString())) {
2144       imageManager->Render();
2145       AddFieldEntry(file,index,true);
2146     } else {
2147       QApplication::restoreOverrideCursor();
2148       QString error = "Cannot import the vector field for this image.\n";
2149       error += imageManager->GetLastError().c_str();
2150       QMessageBox::information(this,tr("Problem reading VF !"),error);
2151     }
2152   } else
2153     QMessageBox::information(this,tr("Problem reading VF !"),"File doesn't exist!");
2154
2155 }
2156 //------------------------------------------------------------------------------
2157
2158
2159 //------------------------------------------------------------------------------
2160 void vvMainWindow::SetVFProperty(int subsampling, int scale, int log, int width, double r, double g, double b)
2161 {
2162   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2163   if (mSlicerManagers[index]->GetSlicer(0)->GetVF()) {
2164     for (int i = 0; i < 4; i++) {
2165       mSlicerManagers[index]->GetSlicer(i)->SetVFSubSampling(subsampling);
2166       mSlicerManagers[index]->GetSlicer(i)->SetVFScale(scale);
2167       mSlicerManagers[index]->GetSlicer(i)->SetVFWidth(width);
2168       mSlicerManagers[index]->GetSlicer(i)->SetVFColor(r,g,b);
2169       if (log > 0)
2170         mSlicerManagers[index]->GetSlicer(i)->SetVFLog(1);
2171       else
2172         mSlicerManagers[index]->GetSlicer(i)->SetVFLog(0);
2173     }
2174   }
2175 }
2176 //------------------------------------------------------------------------------
2177
2178
2179 //------------------------------------------------------------------------------
2180 void vvMainWindow::SetOverlayProperty(int color, int linked, double window, double level)
2181 {
2182   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2183   if (mSlicerManagers[index]->GetSlicer(0)->GetOverlay()) {
2184     mSlicerManagers[index]->SetOverlayColor(color);
2185     mSlicerManagers[index]->SetColorMap(0);
2186     mSlicerManagers[index]->SetLinkOverlayWindowLevel(linked);
2187     mSlicerManagers[index]->SetOverlayColorWindow(window);
2188     mSlicerManagers[index]->SetOverlayColorLevel(level);
2189     mSlicerManagers[index]->Render();
2190   }
2191 }
2192 //------------------------------------------------------------------------------
2193
2194 //------------------------------------------------------------------------------
2195 void vvMainWindow::SetFusionProperty(int opacity, int thresOpacity, int colormap,double window, double level)
2196 {
2197   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2198   if (mSlicerManagers[index]->GetSlicer(0)->GetFusion()) {
2199     mSlicerManagers[index]->SetFusionColorMap(colormap);
2200     mSlicerManagers[index]->SetFusionOpacity(opacity);
2201     mSlicerManagers[index]->SetFusionThresholdOpacity(thresOpacity);
2202     mSlicerManagers[index]->SetFusionWindow(window);
2203     mSlicerManagers[index]->SetFusionLevel(level);
2204     mSlicerManagers[index]->SetColorMap(0);
2205     mSlicerManagers[index]->Render();
2206   }
2207 }
2208 //------------------------------------------------------------------------------
2209
2210 //------------------------------------------------------------------------------
2211 void vvMainWindow::SaveAs()
2212 {
2213   if (DataTree->selectedItems()[0]->data(1,Qt::UserRole).toString() == "vector") {
2214     QMessageBox::warning(this,tr("Unsupported type"),tr("Sorry, saving a vector field is unsupported for the moment"));
2215     return;
2216   }
2217
2218   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2219   int dimension = mSlicerManagers[index]->GetDimension();
2220   QStringList OutputListeFormat;
2221   OutputListeFormat.clear();
2222   if (dimension == 1) {
2223     OutputListeFormat.push_back(".mhd");
2224     OutputListeFormat.push_back(".mha");
2225   }
2226   if (dimension == 2) {
2227     OutputListeFormat.push_back(".bmp");
2228     OutputListeFormat.push_back(".png");
2229     OutputListeFormat.push_back(".jpeg");
2230     OutputListeFormat.push_back(".tif");
2231     OutputListeFormat.push_back(".mhd");
2232     OutputListeFormat.push_back(".mha");
2233     OutputListeFormat.push_back(".hdr");
2234     OutputListeFormat.push_back(".vox");
2235   } else if (dimension == 3) {
2236     OutputListeFormat.push_back(".mhd");
2237     OutputListeFormat.push_back(".mha");
2238     OutputListeFormat.push_back(".hdr");
2239     OutputListeFormat.push_back(".vox");
2240   } else if (dimension == 4) {
2241     OutputListeFormat.push_back(".mhd");
2242     OutputListeFormat.push_back(".mha");
2243   }
2244   QString Extensions = "AllFiles(*.*)";
2245   for (int i = 0; i < OutputListeFormat.count(); i++) {
2246     Extensions += ";;Images ( *";
2247     Extensions += OutputListeFormat[i];
2248     Extensions += ")";
2249   }
2250   QString fileName = QFileDialog::getSaveFileName(this,
2251                      tr("Save As"),
2252                      mSlicerManagers[index]->GetFileName().c_str(),
2253                      Extensions);
2254   if (!fileName.isEmpty()) {
2255     std::string fileformat = itksys::SystemTools::GetFilenameLastExtension(fileName.toStdString());
2256     if (OutputListeFormat.contains(
2257           fileformat.c_str())) {
2258       QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
2259       std::string action = "Saving";
2260       vvProgressDialog progress("Saving "+fileName.toStdString());
2261       qApp->processEvents();
2262       vvImageWriter::Pointer writer = vvImageWriter::New();
2263       writer->SetOutputFileName(fileName.toStdString());
2264       writer->SetInput(mSlicerManagers[index]->GetImage());
2265       writer->Update();
2266       QApplication::restoreOverrideCursor();
2267       if (writer->GetLastError().size()) {
2268         QString error = "Saving did not succeed\n";
2269         error += writer->GetLastError().c_str();
2270         QMessageBox::information(this,tr("Saving Problem"),error);
2271         SaveAs();
2272       }
2273     } else {
2274       QString error = fileformat.c_str();
2275       if (error.isEmpty())
2276         error += "no file format specified !";
2277       else
2278         error += " format unknown !!!\n";
2279       QMessageBox::information(this,tr("Saving Problem"),error);
2280       SaveAs();
2281     }
2282   }
2283 }
2284 //------------------------------------------------------------------------------
2285
2286 //------------------------------------------------------------------------------
2287 void vvMainWindow::SaveCurrentState()
2288 {
2289   QString Extensions = "XML Files(*.xml)";
2290   QString fileName = QFileDialog::getSaveFileName(this,
2291                      tr("Save Current Window State"),
2292                      "",
2293                      Extensions);
2294
2295   SaveCurrentStateAs(fileName.toStdString());
2296 }
2297 //------------------------------------------------------------------------------
2298
2299 //------------------------------------------------------------------------------
2300 void vvMainWindow::SaveCurrentStateAs(const std::string& stateFile)
2301 {
2302   vvSaveState save_state;
2303   save_state.Run(this, stateFile);
2304
2305   std::cout << "void vvMainWindow::SaveCurrentState()" << std::endl;
2306 }
2307
2308 //------------------------------------------------------------------------------
2309 void vvMainWindow::ReadSavedState()
2310 {
2311   QString Extensions = "XML Files(*.xml)";
2312   QString fileName = QFileDialog::getOpenFileName(this,
2313                      tr("Load Window State"),
2314                      "",
2315                      Extensions);
2316
2317   ReadSavedStateFile(fileName.toStdString());
2318 }
2319 //------------------------------------------------------------------------------
2320
2321 //------------------------------------------------------------------------------
2322 void vvMainWindow::ReadSavedStateFile(const std::string& stateFile)
2323 {
2324   vvReadState read_state;
2325   read_state.Run(this, stateFile);
2326 }
2327 //------------------------------------------------------------------------------
2328
2329 //------------------------------------------------------------------------------
2330 void vvMainWindow::LinkAllImages()
2331 {
2332         linkPanel->linkAll();
2333 }
2334
2335 //------------------------------------------------------------------------------
2336 void vvMainWindow::AddLink(QString image1,QString image2)
2337 {
2338   unsigned int sm1 = 0;
2339   unsigned int sm2 = 0;
2340
2341   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2342     if (image1.toStdString() == mSlicerManagers[i]->GetId()) {
2343       mSlicerManagers[i]->AddLink(image2.toStdString());
2344       sm1 = i;
2345     }
2346     if (image2.toStdString() == mSlicerManagers[i]->GetId()) {
2347       mSlicerManagers[i]->AddLink(image1.toStdString());
2348       sm2 = i;
2349     }
2350   }
2351
2352   if (linkPanel->isLinkAll())   {
2353     emit UpdateLinkedNavigation(mSlicerManagers[sm1]->GetId(), mSlicerManagers[mCurrentPickedImageIndex], mSlicerManagers[mCurrentPickedImageIndex]->GetSlicer(0));
2354     emit UpdateLinkedNavigation(mSlicerManagers[sm2]->GetId(), mSlicerManagers[mCurrentPickedImageIndex], mSlicerManagers[mCurrentPickedImageIndex]->GetSlicer(0));
2355   } else {
2356     emit UpdateLinkedNavigation(mSlicerManagers[sm2]->GetId(), mSlicerManagers[sm1], mSlicerManagers[sm1]->GetSlicer(0));
2357   }
2358 }
2359
2360 //------------------------------------------------------------------------------
2361
2362
2363 //------------------------------------------------------------------------------
2364 void vvMainWindow::RemoveLink(QString image1,QString image2)
2365 {
2366   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2367     if (image1.toStdString() == mSlicerManagers[i]->GetId()) {
2368       mSlicerManagers[i]->RemoveLink(image2.toStdString());
2369     }
2370     if (image2.toStdString() == mSlicerManagers[i]->GetId()) {
2371       mSlicerManagers[i]->RemoveLink(image1.toStdString());
2372     }
2373   }
2374 }
2375 //------------------------------------------------------------------------------
2376
2377 //------------------------------------------------------------------------------
2378 void vvMainWindow::ChangeImageWithIndexOffset(vvSlicerManager *sm, int slicer, int offset)
2379 {
2380   if(mSlicerManagers.size()==1)
2381     return;
2382
2383   int index = 0;
2384   while(sm != mSlicerManagers[index])
2385     index++;
2386   index = (index+offset+mSlicerManagers.size()) % mSlicerManagers.size();
2387
2388   QTreeWidgetItem* item = GetItemFromSlicerManager(mSlicerManagers[index]);
2389   item->setData(slicer+1,Qt::CheckStateRole,2);         //change checkbox
2390   CurrentImageChanged(mSlicerManagers[index]->GetId()); //select new image
2391   DisplayChanged(item,slicer+1);
2392 }
2393 //------------------------------------------------------------------------------
2394
2395 void vvMainWindow::HorizontalSliderMoved(int value,int column, int slicer_index)
2396 {
2397   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2398     if (DataTree->topLevelItem(i)->data(column,Qt::CheckStateRole).toInt() > 1) {
2399       for (int j = 0; j < 4; j++) {
2400         mSlicerManagers[i]->SetTSliceInSlicer(value,j);
2401         //if (mSlicerManagers[i]->GetSlicer(j)->GetImageActor()->GetVisibility())
2402         //UpdateTSlice(j,value);
2403       }
2404       mSlicerManagers[i]->GetSlicer(slicer_index)->Render();
2405       break;
2406     }
2407   }
2408 }
2409 //------------------------------------------------------------------------------
2410
2411
2412 //------------------------------------------------------------------------------
2413 void vvMainWindow::NOHorizontalSliderMoved()
2414 {
2415   // if (mCurrentTime == NOHorizontalSlider->value()) return;
2416   HorizontalSliderMoved(NOHorizontalSlider->value(),COLUMN_UL_VIEW,0);
2417 //  mCurrentTime = NOHorizontalSlider->value();
2418 }
2419 //------------------------------------------------------------------------------
2420
2421
2422 //------------------------------------------------------------------------------
2423 void vvMainWindow::NEHorizontalSliderMoved()
2424 {
2425   // if (mCurrentTime == NEHorizontalSlider->value()) return;
2426   HorizontalSliderMoved(NEHorizontalSlider->value(),COLUMN_UR_VIEW,1);
2427 //  mCurrentTime = NEHorizontalSlider->value();
2428 }
2429 //------------------------------------------------------------------------------
2430
2431
2432 //------------------------------------------------------------------------------
2433 void vvMainWindow::SOHorizontalSliderMoved()
2434 {
2435   // if (mCurrentTime == SOHorizontalSlider->value()) return;
2436   HorizontalSliderMoved(SOHorizontalSlider->value(),COLUMN_DL_VIEW,2);
2437   // mCurrentTime = SOHorizontalSlider->value();
2438 }
2439 //------------------------------------------------------------------------------
2440
2441
2442 //------------------------------------------------------------------------------
2443 void vvMainWindow::SEHorizontalSliderMoved()
2444 {
2445   // if (mCurrentTime == SEHorizontalSlider->value()) return;
2446   HorizontalSliderMoved(SEHorizontalSlider->value(),COLUMN_DR_VIEW,3);
2447   // mCurrentTime = SEHorizontalSlider->value();
2448 }
2449 //------------------------------------------------------------------------------
2450
2451 //------------------------------------------------------------------------------
2452 void vvMainWindow::NOVerticalSliderChanged()
2453 {
2454   static int value=-1;
2455   if (value == NOVerticalSlider->value()) return;
2456   else value = NOVerticalSlider->value();
2457   //  int value = NOVerticalSlider->value();
2458   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2459     if (DataTree->topLevelItem(i)->data(COLUMN_UL_VIEW,Qt::CheckStateRole).toInt() > 1) {
2460       if (mSlicerManagers[i]->GetSlicer(0)->GetSlice() != value) {
2461         mSlicerManagers[i]->GetSlicer(0)->SetSlice(value);
2462         mSlicerManagers[i]->VerticalSliderHasChanged(0, value);
2463
2464         // If nor Update/Render -> slider not work
2465         // only render = ok navigation, but for contour Update needed but slower ?
2466
2467         mSlicerManagers[i]->UpdateSlice(0);  // <-- DS add this. Not too much update ? YES. but needed for ImageContour ...
2468         //mSlicerManagers[i]->GetSlicer(0)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
2469       }
2470       break;
2471     }
2472   }
2473 }
2474 //------------------------------------------------------------------------------
2475
2476
2477 //------------------------------------------------------------------------------
2478 void vvMainWindow::NEVerticalSliderChanged()
2479 {
2480   static int value=-1;
2481   if (value == NEVerticalSlider->value()) return;
2482   else value = NEVerticalSlider->value();
2483   //  int value = NEVerticalSlider->value();
2484   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2485     if (DataTree->topLevelItem(i)->data(COLUMN_UR_VIEW,Qt::CheckStateRole).toInt() > 1) {
2486       if (mSlicerManagers[i]->GetSlicer(1)->GetSlice() != value) {
2487         mSlicerManagers[i]->GetSlicer(1)->SetSlice(value);
2488         mSlicerManagers[i]->VerticalSliderHasChanged(1, value);
2489         mSlicerManagers[i]->UpdateSlice(1);
2490         //mSlicerManagers[i]->GetSlicer(1)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
2491       }
2492       break;
2493     }
2494   }
2495 }
2496 //------------------------------------------------------------------------------
2497
2498
2499 //------------------------------------------------------------------------------
2500 void vvMainWindow::SOVerticalSliderChanged()
2501 {
2502   static int value=-1;
2503   if (value == SOVerticalSlider->value()) return;
2504   else value = SOVerticalSlider->value();
2505   //int value = SOVerticalSlider->value();
2506   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2507     if (DataTree->topLevelItem(i)->data(COLUMN_DL_VIEW,Qt::CheckStateRole).toInt() > 1) {
2508       if (mSlicerManagers[i]->GetSlicer(2)->GetSlice() != value) {
2509         mSlicerManagers[i]->GetSlicer(2)->SetSlice(value);
2510         mSlicerManagers[i]->VerticalSliderHasChanged(2, value);
2511         mSlicerManagers[i]->UpdateSlice(2);
2512         //mSlicerManagers[i]->GetSlicer(2)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
2513       }
2514       // else { DD("avoid SOVerticalSlider slicer update"); }
2515       break;
2516     }
2517   }
2518 }
2519 //------------------------------------------------------------------------------
2520
2521
2522 //------------------------------------------------------------------------------
2523 void vvMainWindow::SEVerticalSliderChanged()
2524 {
2525   static int value=-1;
2526   if (value == SEVerticalSlider->value()) return;
2527   else value = SEVerticalSlider->value();
2528   // int value = SEVerticalSlider->value();
2529   for (unsigned int i = 0; i < mSlicerManagers.size(); i++) {
2530     if (DataTree->topLevelItem(i)->data(COLUMN_DR_VIEW,Qt::CheckStateRole).toInt() > 1) {
2531       if (mSlicerManagers[i]->GetSlicer(3)->GetSlice() != value) {
2532         mSlicerManagers[i]->GetSlicer(3)->SetSlice(value);
2533         mSlicerManagers[i]->VerticalSliderHasChanged(3, value);
2534         mSlicerManagers[i]->UpdateSlice(3);
2535         //mSlicerManagers[i]->GetSlicer(3)->Render(); // <-- DS add this, needed for contour, seems ok ? not too slow ?
2536       }
2537       break;
2538     }
2539   }
2540 }
2541 //------------------------------------------------------------------------------
2542
2543
2544 //------------------------------------------------------------------------------
2545 void vvMainWindow::UpdateSlice(int slicer, int slice)
2546 {
2547   // DD("vvMainWindow::UpdateSlice");
2548 //   DD(slicer);
2549 //   DD(slice);
2550   if (slicer == 0) {
2551     //    if (slice != NOVerticalSlider->value())
2552     NOVerticalSlider->setValue(slice);
2553   } else {
2554     if (slicer == 1)
2555       NEVerticalSlider->setValue(slice);
2556     else {
2557       if (slicer == 2)
2558         SOVerticalSlider->setValue(slice);
2559       else {
2560         if (slicer == 3)
2561           SEVerticalSlider->setValue(slice);
2562       }
2563     }
2564   }
2565   // DD("vvMainWindow:UpdateSlice END");
2566 }
2567 //------------------------------------------------------------------------------
2568
2569
2570 //------------------------------------------------------------------------------
2571 void vvMainWindow::UpdateTSlice(int slicer, int slice)
2572 {
2573   switch (slicer) {
2574   case 0:
2575     NOHorizontalSlider->setValue(slice);
2576     break;
2577   case 1:
2578     NEHorizontalSlider->setValue(slice);
2579     break;
2580   case 2:
2581     SOHorizontalSlider->setValue(slice);
2582     break;
2583   case 3:
2584     SEHorizontalSlider->setValue(slice);
2585     break;
2586   }
2587 }
2588 //------------------------------------------------------------------------------
2589
2590
2591 //------------------------------------------------------------------------------
2592 void vvMainWindow::UpdateSliceRange(int slicer, int min, int max, int tmin, int tmax)
2593 {
2594   int position = int((min+max)/2);
2595   if (slicer == 0) {
2596     NOVerticalSlider->setValue(position);
2597     NOVerticalSlider->setRange(min,max);
2598     NOHorizontalSlider->setRange(tmin,tmax);
2599   } else if (slicer == 1) {
2600     NEVerticalSlider->setValue(position);
2601     NEVerticalSlider->setRange(min,max);
2602     NEHorizontalSlider->setRange(tmin,tmax);
2603   } else if (slicer == 2) {
2604     SOVerticalSlider->setValue(position);
2605     SOVerticalSlider->setRange(min,max);
2606     SOHorizontalSlider->setRange(tmin,tmax);
2607   } else if (slicer == 3) {
2608     SEVerticalSlider->setValue(position);
2609     SEVerticalSlider->setRange(min,max);
2610     SEHorizontalSlider->setRange(tmin,tmax);
2611   }
2612 }
2613 //------------------------------------------------------------------------------
2614
2615
2616 //------------------------------------------------------------------------------
2617 void vvMainWindow::SaveNOScreenshot()
2618 {
2619   SaveScreenshot(NOViewWidget);
2620 }
2621 //------------------------------------------------------------------------------
2622
2623
2624 //------------------------------------------------------------------------------
2625 void vvMainWindow::SaveNEScreenshot()
2626 {
2627   SaveScreenshot(NEViewWidget);
2628 }
2629 //------------------------------------------------------------------------------
2630
2631
2632 //------------------------------------------------------------------------------
2633 void vvMainWindow::SaveSOScreenshot()
2634 {
2635   SaveScreenshot(SOViewWidget);
2636 }
2637 //------------------------------------------------------------------------------
2638
2639
2640 //------------------------------------------------------------------------------
2641 void vvMainWindow::SaveSEScreenshot()
2642 {
2643   SaveScreenshot(SEViewWidget);
2644 }
2645 //------------------------------------------------------------------------------
2646
2647
2648 //------------------------------------------------------------------------------
2649 void vvMainWindow::SaveScreenshotAllSlices()
2650 {
2651   QVTKWidget *widget = NOViewWidget;
2652
2653   int index = 0;// GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2654   vvSlicerManager * SM = mSlicerManagers[index];
2655   vvImage * image = SM->GetImage();
2656   vvSlicer * slicer = SM->GetSlicer(0);
2657   int orientation = slicer->GetOrientation();
2658   int nbSlices = image->GetSize()[orientation];
2659   vtkSmartPointer<vtkRenderWindow>  renderWindow = widget->GetRenderWindow();
2660
2661   // Select filename base
2662   QString filename = QFileDialog::getSaveFileName(this,
2663                                                   tr("Save As (filename will be completed by slice number)"),
2664                                                   itksys::SystemTools::GetFilenamePath(mSlicerManagers[index]->GetFileName()).c_str(),
2665                                                   "Images( *.png);;Images( *.jpg)");
2666
2667   // Loop on slices
2668   for(int i=0; i<nbSlices; i++) {
2669     // Change the slice
2670     slicer->SetSlice(i); // -> change the slice of the current slicer
2671     SM->UpdateSlice(0); // --> this one emit UpdateSlice
2672     QCoreApplication::flush(); // -> needed to force display of contours
2673
2674     // Screenshot
2675     vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter = vtkSmartPointer<vtkWindowToImageFilter>::New();
2676     windowToImageFilter->SetInput(renderWindow);
2677     windowToImageFilter->SetMagnification(1);
2678     windowToImageFilter->SetInputBufferTypeToRGBA(); //also record the alpha (transparency) channel
2679     windowToImageFilter->Update();
2680
2681     vtkSmartPointer<vtkPNGWriter> writer = vtkSmartPointer<vtkPNGWriter>::New();
2682     std::string fn = itksys::SystemTools::GetFilenameWithoutLastExtension(filename.toStdString());
2683     std::string num = clitk::toString(i);
2684     if (i<10) num = "0"+num;
2685     if (i<100) num = "0"+num;
2686     if (i<1000) num = "0"+num;
2687
2688     fn = itksys::SystemTools::GetFilenamePath(filename.toStdString()) + "/"+ fn
2689       + "_" + num + itksys::SystemTools::GetFilenameLastExtension(filename.toStdString());
2690     writer->SetFileName(fn.c_str());
2691     writer->SetInput(windowToImageFilter->GetOutput());
2692     writer->Write();
2693   }
2694 }
2695 //------------------------------------------------------------------------------
2696
2697
2698 //------------------------------------------------------------------------------
2699 void vvMainWindow::SaveScreenshot(QVTKWidget *widget)
2700 {
2701   QString Extensions = "Images( *.png);;";
2702   Extensions += "Images( *.jpg);;";
2703   Extensions += "Images( *.bmp);;";
2704   Extensions += "Images( *.tif);;";
2705   Extensions += "Images( *.ppm)";
2706 #ifdef VTK_USE_FFMPEG_ENCODER
2707   Extensions += "Images( *.avi)";
2708 #endif
2709 #ifdef VTK_USE_MPEG2_ENCODER
2710   Extensions += "Images( *.mpg)";
2711 #endif
2712
2713   int smIndex=GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2714   QString fileName = QFileDialog::getSaveFileName(this,
2715                      tr("Save As"),
2716                      itksys::SystemTools::GetFilenamePath(mSlicerManagers[smIndex]->GetFileName()).c_str(),
2717                      Extensions);
2718
2719   if (!fileName.isEmpty()) {
2720     vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
2721     w2i->SetInput(widget->GetRenderWindow());
2722     w2i->Update();
2723     vtkImageData *image = w2i->GetOutput();
2724
2725     const char *ext = fileName.toStdString().c_str() + strlen(fileName.toStdString().c_str()) - 4;
2726     if (!strcmp(ext, ".bmp")) {
2727       vtkBMPWriter *bmp = vtkBMPWriter::New();
2728       bmp->SetInput(image);
2729       bmp->SetFileName(fileName.toStdString().c_str());
2730       bmp->Write();
2731       bmp->Delete();
2732     } else if (!strcmp(ext, ".tif")) {
2733       vtkTIFFWriter *tif = vtkTIFFWriter::New();
2734       tif->SetInput(image);
2735       tif->SetFileName(fileName.toStdString().c_str());
2736       tif->Write();
2737       tif->Delete();
2738     } else if (!strcmp(ext, ".ppm")) {
2739       vtkPNMWriter *pnm = vtkPNMWriter::New();
2740       pnm->SetInput(image);
2741       pnm->SetFileName(fileName.toStdString().c_str());
2742       pnm->Write();
2743       pnm->Delete();
2744     } else if (!strcmp(ext, ".png")) {
2745       vtkPNGWriter *png = vtkPNGWriter::New();
2746       png->SetInput(image);
2747       png->SetFileName(fileName.toStdString().c_str());
2748       png->Write();
2749       png->Delete();
2750     } else if (!strcmp(ext, ".jpg")) {
2751       vtkJPEGWriter *jpg = vtkJPEGWriter::New();
2752       jpg->SetInput(image);
2753       jpg->SetFileName(fileName.toStdString().c_str());
2754       jpg->Write();
2755       jpg->Delete();
2756 #ifdef VTK_USE_FFMPEG_ENCODER
2757     } else if (!strcmp(ext, ".avi")) {
2758       vtkFFMPEGWriter *mpg = vtkFFMPEGWriter::New();
2759       mpg->SetInput(image);
2760       mpg->SetFileName(fileName.toStdString().c_str());
2761       mpg->SetQuality(2);
2762       mpg->SetRate(5);
2763       mpg->Start();
2764
2765       vvImage * vvImg = mSlicerManagers[smIndex]->GetImage();
2766       int nSlice = vvImg->GetVTKImages().size();
2767       for(int i=0; i<nSlice; i++) {
2768         mSlicerManagers[smIndex]->SetNextTSlice(0);
2769         vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
2770         w2i->SetInput(widget->GetRenderWindow());
2771         w2i->Update();
2772         mpg->SetInput(w2i->GetOutput());
2773         mpg->Write();
2774       }
2775       mpg->End();
2776       mpg->Delete();
2777 #endif
2778 #ifdef VTK_USE_MPEG2_ENCODER
2779     } else if (!strcmp(ext, ".mpg")) {
2780       vtkMPEG2Writer *mpg = vtkMPEG2Writer::New();
2781       mpg->SetInput(image);
2782       mpg->SetFileName(fileName.toStdString().c_str());
2783       mpg->Start();
2784
2785       vvImage * vvImg = mSlicerManagers[smIndex]->GetImage();
2786       int nSlice = vvImg->GetVTKImages().size();
2787       for(int i=0; i<nSlice; i++) {
2788         mSlicerManagers[smIndex]->SetNextTSlice(0);
2789         vtkSmartPointer<vtkWindowToImageFilter> w2i = vtkSmartPointer<vtkWindowToImageFilter>::New();
2790         w2i->SetInput(widget->GetRenderWindow());
2791         w2i->Update();
2792         mpg->SetInput(w2i->GetOutput());
2793         mpg->Write();
2794       }
2795       mpg->End();
2796       mpg->Delete();
2797 #endif
2798     } else {
2799       QMessageBox::information(this,tr("Problem saving screenshot !"),tr("Cannot save image.\nPlease set a file extension !!!"));
2800     }
2801   }
2802 }
2803 //------------------------------------------------------------------------------
2804
2805
2806 //------------------------------------------------------------------------------
2807 void vvMainWindow::GoToCursor()
2808 {
2809   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2810   for (int column = 1; column < 5; column++) {
2811     if (DataTree->selectedItems()[0]->data(column,Qt::CheckStateRole).toInt() > 1) {
2812       double* cursorPos = mSlicerManagers[index]->GetSlicer(column-1)->GetCursorPosition();
2813       mSlicerManagers[index]->GetSlicer(column-1)->SetCurrentPosition(
2814         cursorPos[0],cursorPos[1],cursorPos[2],cursorPos[3]);
2815       mSlicerManagers[index]->UpdateViews(1,column-1);
2816       mSlicerManagers[index]->UpdateLinked(column-1);
2817       break;
2818     }
2819   }
2820 }
2821 //------------------------------------------------------------------------------
2822
2823 //------------------------------------------------------------------------------
2824 void vvMainWindow::PlayPause()
2825 {
2826   if (playMode) {
2827     playMode = 0;
2828     playButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/player_play.png")));
2829     ImageInfoChanged();
2830     return;
2831   } else {
2832     int image_number=DataTree->topLevelItemCount();
2833     bool has_temporal;
2834     for (int i=0; i<image_number; i++)
2835       if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1) {
2836         has_temporal=true;
2837         break;
2838       }
2839     if (has_temporal) {
2840       playMode = 1;
2841       playButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/player_pause.png")));
2842       QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
2843     }
2844   }
2845 }
2846 //------------------------------------------------------------------------------
2847
2848 //------------------------------------------------------------------------------
2849 void vvMainWindow::PlayNext()
2850 {
2851   if (playMode && !this->isHidden()) {
2852     int image_number=DataTree->topLevelItemCount();
2853     ///Only play one slicer per SM, and only if the SM is being displayed
2854     for (int i=0; i<image_number; i++)
2855       for (int j=0; j<4; j++)
2856         if (mSlicerManagers[i]->GetImage()->GetVTKImages().size() > 1 &&
2857             DataTree->topLevelItem(i)->data(j+1,Qt::CheckStateRole).toInt() > 0) {
2858           mSlicerManagers[i]->SetNextTSlice(j);
2859           break;
2860         }
2861     QTimer::singleShot(1000/mFrameRate, this, SLOT(PlayNext()));
2862   }
2863 }
2864 //------------------------------------------------------------------------------
2865
2866 void vvMainWindow::ShowLastImage()
2867 {
2868   if (mSlicerManagers.size() > 1) {
2869     QTreeWidgetItem * item=DataTree->topLevelItem(DataTree->topLevelItemCount()-1);
2870     CurrentImageChanged(mSlicerManagers.back()->GetId()); //select new image
2871     item->setData(1,Qt::CheckStateRole,2); //show the new image in the first panel
2872     DisplayChanged(item,1);
2873   }
2874 }
2875
2876 //------------------------------------------------------------------------------
2877 void vvMainWindow::UpdateRenderWindows()
2878 {
2879   if (NOViewWidget->GetRenderWindow()) NOViewWidget->GetRenderWindow()->Render();
2880   if (NEViewWidget->GetRenderWindow()) NEViewWidget->GetRenderWindow()->Render();
2881   if (SOViewWidget->GetRenderWindow()) SOViewWidget->GetRenderWindow()->Render();
2882   if (SEViewWidget->GetRenderWindow()) SEViewWidget->GetRenderWindow()->Render();
2883 }
2884 //------------------------------------------------------------------------------
2885
2886 //------------------------------------------------------------------------------
2887 void vvMainWindow::SegmentationOnCurrentImage()
2888 {
2889   int index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
2890
2891   vvSegmentationDialog segmentation;
2892   segmentation.SetImage(mSlicerManagers[index]->GetSlicer(0)->GetImage());
2893   segmentation.exec();
2894 }
2895 //------------------------------------------------------------------------------
2896
2897 void vvMainWindow::SurfaceViewerLaunch()
2898 {
2899   vvSurfaceViewerDialog surfaceViewer;
2900   surfaceViewer.exec();
2901 }
2902 //------------------------------------------------------------------------------
2903
2904
2905 //------------------------------------------------------------------------------
2906 int vvMainWindow::GetImageDuplicateFilenameNumber(std::string filename)
2907 {
2908   int number=0;
2909   for(unsigned int l=0; l<mSlicerManagers.size(); l++) {
2910     vvSlicerManager * v = mSlicerManagers[l];
2911     if (v->GetBaseFileName() ==
2912         vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(filename))) {
2913       number = std::max(number, v->GetBaseFileNameNumber()+1);
2914     }
2915   }
2916   return number;
2917 }
2918 //------------------------------------------------------------------------------
2919
2920
2921 //------------------------------------------------------------------------------
2922 vvSlicerManager* vvMainWindow::AddImage(vvImage::Pointer image,std::string filename)
2923 {
2924   // Change filename if another image exist with the same name
2925   int number = GetImageDuplicateFilenameNumber(filename);
2926
2927   // Create new SliceManager
2928   vvSlicerManager* slicer_manager = new vvSlicerManager(4);
2929   slicer_manager->SetImage(image);//, IMAGE, number);
2930   //  filename = filename+"_"+clitk::toString(number);
2931   slicer_manager->SetFilename(filename, number);
2932   mSlicerManagers.push_back(slicer_manager);
2933
2934   //create an item in the tree with good settings
2935   QTreeWidgetItem *item = new QTreeWidgetItem();
2936   item->setData(0,Qt::UserRole,slicer_manager->GetFileName().c_str());//files[i].c_str());
2937   item->setData(1,Qt::UserRole,tr("image"));
2938   item->setData(COLUMN_IMAGE_NAME,Qt::DisplayRole,slicer_manager->GetFileName().c_str());//filename.c_str());
2939   qApp->processEvents();
2940
2941   for (int j = 1; j <= 4; j++) item->setData(j,Qt::CheckStateRole,1);
2942
2943   //Create the buttons for reload and close
2944   qApp->processEvents();
2945   QTreePushButton* cButton = new QTreePushButton;
2946   cButton->setItem(item);
2947   cButton->setColumn(COLUMN_CLOSE_IMAGE);
2948   cButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/exit.png")));
2949   connect(cButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
2950           this,SLOT(CloseImage(QTreeWidgetItem*, int)));
2951
2952   QTreePushButton* rButton = new QTreePushButton;
2953   rButton->setItem(item);
2954   rButton->setColumn(COLUMN_RELOAD_IMAGE);
2955   rButton->setIcon(QIcon(QString::fromUtf8(":/common/icons/rotateright.png")));
2956   rButton->setEnabled(0);
2957   connect(rButton,SIGNAL(clickedInto(QTreeWidgetItem*, int)),
2958           this,SLOT(ReloadImage(QTreeWidgetItem*, int)));
2959
2960   DataTree->addTopLevelItem(item);
2961   DataTree->setItemWidget(item, COLUMN_CLOSE_IMAGE, cButton);
2962   DataTree->setItemWidget(item, COLUMN_RELOAD_IMAGE, rButton);
2963
2964   //set the id of the image
2965   QString id = slicer_manager->GetFileName().c_str() + QString::number(mSlicerManagers.size()-1);
2966   item->setData(COLUMN_IMAGE_NAME,Qt::UserRole,id.toStdString().c_str());
2967   mSlicerManagers.back()->SetId(id.toStdString());
2968
2969   linkPanel->addImage(slicer_manager->GetFileName().c_str()// filename
2970                       , id.toStdString());
2971
2972   connect(mSlicerManagers.back(), SIGNAL(currentImageChanged(std::string)),
2973           this, SLOT(CurrentImageChanged(std::string)));
2974   connect(mSlicerManagers.back(), SIGNAL(currentPickedImageChanged(std::string)),
2975           this, SLOT(CurrentPickedImageChanged(std::string)));
2976   connect(mSlicerManagers.back(), SIGNAL(UpdatePosition(int, double, double, double, double, double, double, double)),
2977           this, SLOT(MousePositionChanged(int,double, double, double, double, double, double, double)));
2978   connect(mSlicerManagers.back(), SIGNAL(UpdateVector(int, double, double, double, double)),
2979           this, SLOT(VectorChanged(int,double,double,double, double)));
2980   connect(mSlicerManagers.back(), SIGNAL(UpdateOverlay(int, double, double)),
2981           this, SLOT(OverlayChanged(int,double,double)));
2982   connect(mSlicerManagers.back(), SIGNAL(UpdateFusion(int, double)),
2983           this, SLOT(FusionChanged(int,double)));
2984   connect(mSlicerManagers.back(), SIGNAL(WindowLevelChanged()),
2985           this,SLOT(WindowLevelChanged()));
2986   connect(mSlicerManagers.back(), SIGNAL(UpdateSlice(int,int)),
2987           this,SLOT(UpdateSlice(int,int)));
2988   connect(mSlicerManagers.back(), SIGNAL(UpdateTSlice(int, int)),
2989           this,SLOT(UpdateTSlice(int, int)));
2990   connect(mSlicerManagers.back(), SIGNAL(UpdateSliceRange(int,int,int,int,int)),
2991           this,SLOT(UpdateSliceRange(int,int,int,int,int)));
2992   connect(mSlicerManagers.back(), SIGNAL(UpdateLinkManager(std::string,int,double,double,double,int)),
2993           this,SLOT(UpdateLinkManager(std::string,int,double,double,double,int)));
2994   connect(mSlicerManagers.back(), SIGNAL(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)),
2995           this,SLOT(UpdateLinkedNavigation(std::string,vvSlicerManager*,vvSlicer*)));
2996   connect(mSlicerManagers.back(), SIGNAL(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)),
2997           this,SLOT(ChangeImageWithIndexOffset(vvSlicerManager*,int,int)));
2998   connect(mSlicerManagers.back(), SIGNAL(LandmarkAdded()),landmarksPanel,SLOT(AddPoint()));
2999   UpdateTree();
3000   qApp->processEvents();
3001   InitSlicers();
3002   ShowLastImage();
3003   InitDisplay();
3004   qApp->processEvents();
3005
3006   // End
3007   ImageInfoChanged();
3008   return slicer_manager;
3009 }
3010 //------------------------------------------------------------------------------
3011
3012
3013 //------------------------------------------------------------------------------
3014 void vvMainWindow::UpdateCurrentSlicer()
3015 {
3016   int index = -1;
3017   if (DataTree->selectedItems().size() > 0) {
3018     index = GetSlicerIndexFromItem(DataTree->selectedItems()[0]);
3019   }
3020   mSlicerManagerCurrentIndex = index;
3021 }
3022 //------------------------------------------------------------------------------
3023