vv/vvSlicerManager.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://oncora1.lyon.fnclcc.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 "vvSlicerManager.h"
  20 #include "vvSlicer.h"
  21 #include "vvImage.h"
  22 #include "vvSlicerManagerCommand.h"
  23 #include "vvInteractorStyleNavigator.h"
  24 #include "vvLandmarks.h"
  25 #include "vvMesh.h"
  26 #include "vvImageMapToWLColors.h"
  27 #include "vvBlendImageActor.h"
  28
  29 #include <vtkImageActor.h>
  30 #include <vtkImageData.h>
  31 #include <vtkRenderWindow.h>
  32 #include <vtkRendererCollection.h>
  33 #include <vtkRenderWindowInteractor.h>
  34 #include <vtkImageMapToWindowLevelColors.h>
  35 #include <vtkWindowLevelLookupTable.h>
  36 #include <vtkColorTransferFunction.h>
  37 #include <vtkImageClip.h>
  38 #include <vtkLODActor.h>
  39 #include <vtkPointData.h>
  40 #include <vtksys/SystemTools.hxx>
  41 #include <vtkCamera.h>
  42
  43 #include <qfileinfo.h>
  44
  45 //----------------------------------------------------------------------------
  46 vvSlicerManager::vvSlicerManager(int numberOfSlicers)
  47 {
  48   mFileName = "";
  49   mId = "";
  50   mVFName = "";
  51   mOverlayName = "";
  52   mFusionName = "";
  53   mVFId = "";
  54   mLastError = "";
  55   mType = vvImageReader::UNDEFINEDIMAGETYPE;
  56   mColorMap = 0;
  57   mPreset = 0;
  58   mOverlayColor = 130;
  59
  60   mFusionOpacity = 70;
  61   mFusionColorMap = 3;
  62   mFusionWindow = 1000;
  63   mFusionLevel = 1000;
  64
  65   mLandmarks = NULL;
  66   mLinkedId.resize(0);
  67
  68   for ( int i = 0; i < numberOfSlicers; i++)
  69     mSlicers.push_back(vtkSmartPointer<vvSlicer>::New());
  70
  71   mPreviousSlice.resize(numberOfSlicers);
  72   mPreviousTSlice.resize(numberOfSlicers);
  73 }
  74 //----------------------------------------------------------------------------
  75
  76
  77 //----------------------------------------------------------------------------
  78 vvSlicerManager::~vvSlicerManager()
  79 {
  80   if (mLandmarks)
  81     delete mLandmarks;
  82 }
  83 //----------------------------------------------------------------------------
  84
  85
  86 //------------------------------------------------------------------------------
  87 void vvSlicerManager::SetFilename(std::string filename, int number)
  88 {
  89   mFileName = filename;
  90   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
  91   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
  92   mBaseFileNameNumber = number;
  93
  94   mFileName = mBaseFileName;
  95   if (number != 0) {
  96     mFileName.append("_"+clitk::toString(number));
  97   }
  98   mFileName.append(vtksys::SystemTools::GetFilenameLastExtension(filename));
  99
 100   for(unsigned int i=0; i<mSlicers.size(); i++) {
 101     mSlicers[i]->SetFileName(mFileName);//vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 102   }
 103
 104 }
 105 //------------------------------------------------------------------------------
 106
 107
 108 //----------------------------------------------------------------------------
 109 void vvSlicerManager::AddContour(vvMesh::Pointer contour,bool propagate)
 110 {
 111   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 112     mSlicers[i]->AddContour(contour,propagate);
 113   }
 114 }
 115 //----------------------------------------------------------------------------
 116
 117
 118 //----------------------------------------------------------------------------
 119 void vvSlicerManager::ToggleContourSuperposition()
 120 {
 121   for ( unsigned int i = 0; i < mSlicers.size(); i++)
 122     mSlicers[i]->ToggleContourSuperposition();
 123 }
 124 //----------------------------------------------------------------------------
 125
 126 //----------------------------------------------------------------------------
 127 std::string vvSlicerManager::GetListOfAbsoluteFilePathInOneString(const std::string &actorType)
 128 {
 129   vvImageReader *reader = NULL;
 130
 131   if(actorType=="image")
 132     reader = mReader;
 133   else if(actorType=="overlay")
 134     reader = mOverlayReader;
 135   else if(actorType=="fusion")
 136     reader = mFusionReader;
 137   else if(actorType=="vector")
 138     reader = mVectorReader;
 139
 140   if(!reader)
 141     return "";
 142
 143   std::string list;
 144   for(unsigned int i=0; i<reader->GetInputFilenames().size(); i++){
 145     QFileInfo fileinfo(reader->GetInputFilenames()[i].c_str()); //Do not show the path
 146     if(i)
 147       list += '\n';
 148     list += fileinfo.absoluteFilePath().toStdString();
 149   }
 150   return list;
 151 }
 152 //----------------------------------------------------------------------------
 153
 154
 155 //----------------------------------------------------------------------------
 156 bool vvSlicerManager::SetImage(std::string filename, vvImageReader::LoadedImageType type, int n, unsigned int slice)
 157 {
 158   mType = type;
 159   if (mReader.IsNull())
 160     mReader = vvImageReader::New();
 161   std::vector<std::string> filenames;
 162   filenames.push_back(filename);
 163   mReader->SetInputFilenames(filenames);
 164   mReader->SetSlice(slice); // Only used for SLICED type
 165   mReader->Update(type);
 166
 167   SetFilename(filename, n);
 168   //  mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 169   //mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 170   //mBaseFileNameNumber = n;
 171
 172   if (mReader->GetLastError().size() == 0) {
 173     mImage=mReader->GetOutput();
 174     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 175       mSlicers[i]->SetFileName(vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 176       mSlicers[i]->SetImage(mReader->GetOutput());
 177     }
 178   } else {
 179     mLastError = mReader->GetLastError();
 180     return false;
 181   }
 182   // if (n!=0) {
 183   //   mFileName.append("_"+clitk::toString(n));
 184   // }
 185   return true;
 186 }
 187 //----------------------------------------------------------------------------
 188
 189
 190 //----------------------------------------------------------------------------
 191 void vvSlicerManager::SetImage(vvImage::Pointer image)
 192 {
 193   mImage=image;
 194   for (unsigned int i = 0; i < mSlicers.size(); i++) {
 195     mSlicers[i]->SetImage(image);
 196   }
 197 }
 198 //----------------------------------------------------------------------------
 199
 200
 201 //----------------------------------------------------------------------------
 202 bool vvSlicerManager::SetImages(std::vector<std::string> filenames, vvImageReader::LoadedImageType type, int n)
 203 {
 204   mType = type;
 205   std::string fileWithoutExtension = vtksys::SystemTools::GetFilenameWithoutExtension(filenames[0]);
 206   if (type == vvImageReader::DICOM)
 207     fileWithoutExtension += "_dicom";
 208   else if (type == vvImageReader::MERGED)
 209     fileWithoutExtension += "_merged";
 210   else if (type == vvImageReader::MERGEDWITHTIME)
 211     fileWithoutExtension += "_merged_wt";
 212
 213   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 214   mFileName = fileWithoutExtension + vtksys::SystemTools::GetFilenameExtension(filenames[0]);
 215   if (mReader.IsNull())
 216     mReader = vvImageReader::New();
 217   mReader->SetInputFilenames(filenames);
 218   mReader->Update(type);
 219
 220   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 221   mBaseFileNameNumber = n;
 222
 223   if (mReader->GetLastError().size() == 0) {
 224     mImage=mReader->GetOutput();
 225     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 226       mSlicers[i]->SetFileName(fileWithoutExtension);
 227       mSlicers[i]->SetImage(mReader->GetOutput());
 228     }
 229   } else {
 230     mLastError = mReader->GetLastError();
 231     return false;
 232   }
 233   if (n!=0) {
 234     mFileName.append("_"+clitk::toString(n));
 235   }
 236   return true;
 237 }
 238 //----------------------------------------------------------------------------
 239
 240
 241 //----------------------------------------------------------------------------
 242 bool vvSlicerManager::SetOverlay(std::string filename,int dim, std::string component)
 243 {
 244   mOverlayName = filename;
 245   mOverlayComponent = component;
 246   if (dim > mImage->GetNumberOfDimensions()) {
 247     mLastError = " Overlay dimension cannot be greater then reference image!";
 248     return false;
 249   }
 250   if (mOverlayReader.IsNull())
 251     mOverlayReader = vvImageReader::New();
 252   std::vector<std::string> filenames;
 253   filenames.push_back(filename);
 254   mOverlayReader->SetInputFilenames(filenames);
 255   mOverlayReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 256   if (mOverlayReader->GetLastError().size() == 0) {
 257     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 258       mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 259     }
 260   } else {
 261     mLastError = mOverlayReader->GetLastError();
 262     return false;
 263   }
 264   return true;
 265 }
 266 //----------------------------------------------------------------------------
 267
 268
 269 //----------------------------------------------------------------------------
 270 bool vvSlicerManager::SetFusion(std::string filename,int dim, std::string component)
 271 {
 272   mFusionName = filename;
 273   mFusionComponent = component;
 274   if (dim > mImage->GetNumberOfDimensions()) {
 275     mLastError = " Overlay dimension cannot be greater then reference image!";
 276     return false;
 277   }
 278   if (mFusionReader.IsNull())
 279     mFusionReader = vvImageReader::New();
 280   std::vector<std::string> filenames;
 281   filenames.push_back(filename);
 282   mFusionReader->SetInputFilenames(filenames);
 283   mFusionReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 284   if (mFusionReader->GetLastError().size() == 0) {
 285     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 286       mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 287     }
 288   } else {
 289     mLastError = mFusionReader->GetLastError();
 290     return false;
 291   }
 292   double *fusRange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
 293   mFusionLevel = (fusRange[0]+fusRange[1])/2;
 294   mFusionWindow = fusRange[1]-fusRange[0];
 295   return true;
 296 }
 297 //----------------------------------------------------------------------------
 298
 299
 300 //----------------------------------------------------------------------------
 301 bool vvSlicerManager::SetVF(std::string filename)
 302 {
 303   if (mVectorReader.IsNull())
 304     mVectorReader = vvImageReader::New();
 305   mVectorReader->SetInputFilename(filename);
 306   mVectorReader->Update(vvImageReader::VECTORFIELD);
 307   if (mVectorReader->GetLastError().size() != 0) {
 308     mLastError = mVectorReader->GetLastError();
 309     return false;
 310   } else
 311     return SetVF(mVectorReader->GetOutput(),filename);
 312 }
 313 //----------------------------------------------------------------------------
 314
 315
 316 //----------------------------------------------------------------------------
 317 bool vvSlicerManager::SetVF(vvImage::Pointer vf,std::string filename)
 318 {
 319   if (vf->GetNumberOfDimensions() > mImage->GetNumberOfDimensions()) {
 320     mLastError = "Sorry, vector field dimension cannot be greater then reference image.";
 321     return false;
 322   }
 323   if (vf->GetNumberOfDimensions() == 4) {
 324     if (vf->GetSpacing()[3] != mImage->GetSpacing()[3]) {
 325       mLastError = "Sorry, vector field time spacing cannot be different from time spacing of the reference image.";
 326       return false;
 327     }
 328     if (vf->GetOrigin()[3] != mImage->GetOrigin()[3]) {
 329       mLastError = "Sorry, vector field time origin cannot be different from time origin of the reference image.";
 330       return false;
 331     }
 332   }
 333   mVF=vf;
 334   mVFName = filename;
 335   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 336     mSlicers[i]->SetVF(vf);
 337   }
 338   return true;
 339 }
 340 //----------------------------------------------------------------------------
 341
 342
 343 //----------------------------------------------------------------------------
 344 vvSlicer* vvSlicerManager::GetSlicer(int i)
 345 {
 346   return mSlicers[i];
 347 }
 348 //----------------------------------------------------------------------------
 349
 350
 351 //----------------------------------------------------------------------------
 352 void vvSlicerManager::UpdateSlicer(int num, bool state)
 353 {
 354   if (mSlicers[num]->GetImage())
 355     mSlicers[num]->SetDisplayMode(state);
 356 }
 357 //----------------------------------------------------------------------------
 358
 359
 360 //----------------------------------------------------------------------------
 361 void vvSlicerManager::SetSlicerWindow(int i, vtkRenderWindow* RW)
 362 {
 363   mSlicers[i]->SetRenderWindow(i,RW);
 364 }
 365 //----------------------------------------------------------------------------
 366
 367
 368 //----------------------------------------------------------------------------
 369 void vvSlicerManager::SetInteractorStyleNavigator(int i, vtkInteractorStyle* style)
 370 {
 371   vvSlicerManagerCommand *smc = vvSlicerManagerCommand::New();
 372   smc->SM = this;
 373   smc->SetSlicerNumber(i);
 374   mSlicers[i]->GetRenderWindow()->GetInteractor()->SetInteractorStyle(style);
 375
 376   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 377     GetInteractorStyle()->AddObserver(vtkCommand::KeyPressEvent, smc);
 378   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 379     GetInteractorStyle()->AddObserver(vtkCommand::WindowLevelEvent, smc);
 380   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 381     GetInteractorStyle()->AddObserver(vtkCommand::EndWindowLevelEvent, smc);
 382   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 383     GetInteractorStyle()->AddObserver(vtkCommand::StartWindowLevelEvent, smc);
 384   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 385     GetInteractorStyle()->AddObserver(vtkCommand::PickEvent, smc);
 386   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 387     GetInteractorStyle()->AddObserver(vtkCommand::StartPickEvent, smc);
 388   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 389     GetInteractorStyle()->AddObserver(vtkCommand::LeaveEvent, smc);
 390   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 391     GetInteractorStyle()->AddObserver(vtkCommand::UserEvent, smc);
 392   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 393     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelForwardEvent, smc);
 394   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 395     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelBackwardEvent, smc);
 396   // mSlicers[i]->GetRenderWindow()->GetInteractor()->
 397   //   GetInteractorStyle()->AddObserver(vtkCommand::LeftButtonReleaseEvent, smc);
 398   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 399     GetInteractorStyle()->AddObserver(vtkCommand::EndPickEvent, smc);
 400   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 401     GetInteractorStyle()->AddObserver(vtkCommand::EndInteractionEvent, smc);
 402   smc->Delete();
 403 }
 404 //----------------------------------------------------------------------------
 405
 406
 407 //----------------------------------------------------------------------------
 408 void vvSlicerManager::LeftButtonReleaseEvent(int slicer)
 409 {
 410   emit LeftButtonReleaseSignal(slicer);
 411 }
 412 //----------------------------------------------------------------------------
 413
 414 //----------------------------------------------------------------------------
 415 void vvSlicerManager::SetSliceOrientation(int slicer, int orientation)
 416 {
 417   mSlicers[slicer]->SetSliceOrientation(orientation);
 418   emit UpdateOrientation(slicer, orientation);
 419 }
 420 //----------------------------------------------------------------------------
 421
 422 //----------------------------------------------------------------------------
 423 void vvSlicerManager::SetTSlice(int slice)
 424 {
 425   if (slice < 0)
 426     slice = 0;
 427   else if (slice > mSlicers[0]->GetTMax())
 428     slice = mSlicers[0]->GetTMax();
 429   if (mLandmarks)
 430     mLandmarks->SetTime(slice);
 431   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 432     if (slice != mSlicers[i]->GetTSlice()) {
 433       mSlicers[i]->SetTSlice(slice);
 434       if (mSlicers[i]->GetImageActor()->GetVisibility())
 435         UpdateTSlice(i);
 436     }
 437   }
 438 }
 439 //----------------------------------------------------------------------------
 440
 441
 442 //----------------------------------------------------------------------------
 443 void vvSlicerManager::SetNextTSlice(int originating_slicer)
 444 {
 445   int t = mSlicers[0]->GetTSlice();
 446   t++;
 447   if (t > mSlicers[0]->GetTMax())
 448     t = 0;
 449   //std::cout << "vvSlicerManager::SetNextTSlice" << std::endl;
 450   emit UpdateTSlice(originating_slicer,t);
 451 }
 452 //----------------------------------------------------------------------------
 453
 454
 455 //----------------------------------------------------------------------------
 456 void vvSlicerManager::SetPreviousTSlice(int originating_slicer)
 457 {
 458   int t = mSlicers[0]->GetTSlice();
 459   t--;
 460   if (t < 0)
 461     t = mSlicers[0]->GetTMax();
 462   //std::cout << "vvSlicerManager::SetPreviousTSlice" << std::endl;
 463   emit UpdateTSlice(originating_slicer,t);
 464 }
 465 //----------------------------------------------------------------------------
 466
 467
 468 //----------------------------------------------------------------------------
 469 void vvSlicerManager::ToggleInterpolation()
 470 {
 471   bool interpolate=!(mSlicers[0]->GetImageActor()->GetInterpolate());
 472   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 473     mSlicers[i]->GetImageActor()->SetInterpolate(interpolate);
 474     if (mSlicers[i]->GetOverlayActor())
 475       mSlicers[i]->GetOverlayActor()->SetInterpolate(interpolate);
 476     if (mSlicers[i]->GetFusionActor())
 477       mSlicers[i]->GetFusionActor()->SetInterpolate(interpolate);
 478   }
 479 }
 480 //----------------------------------------------------------------------------
 481
 482
 483 //----------------------------------------------------------------------------
 484 void vvSlicerManager::SetTSliceInSlicer(int tslice, int slicer)
 485 {
 486   if (tslice < 0)
 487     tslice = 0;
 488   else if (tslice > mSlicers[slicer]->GetTMax())
 489     tslice = mSlicers[slicer]->GetTMax();
 490   if (mLandmarks)
 491     mLandmarks->SetTime(tslice);
 492
 493   if (mSlicers[slicer]->GetTSlice() == tslice) return;
 494
 495   mSlicers[slicer]->SetTSlice(tslice);
 496   if (mSlicers[slicer]->GetImageActor()->GetVisibility())
 497     UpdateTSlice(slicer);
 498 }
 499 //----------------------------------------------------------------------------
 500
 501
 502 //----------------------------------------------------------------------------
 503 void vvSlicerManager::SetColorWindow(double s)
 504 {
 505   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 506     mSlicers[i]->SetColorWindow(s);
 507   }
 508 }
 509 //----------------------------------------------------------------------------
 510
 511
 512 //----------------------------------------------------------------------------
 513 void vvSlicerManager::SetColorLevel(double s)
 514 {
 515   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 516     mSlicers[i]->SetColorLevel(s);
 517   }
 518 }
 519 //----------------------------------------------------------------------------
 520
 521 //----------------------------------------------------------------------------
 522 void vvSlicerManager::SetCursorAndCornerAnnotationVisibility(int s)
 523 {
 524   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 525     mSlicers[i]->SetCursorVisibility(s);
 526     mSlicers[i]->SetCornerAnnotationVisibility(s);
 527   }
 528 }
 529 //----------------------------------------------------------------------------
 530
 531 //----------------------------------------------------------------------------
 532 void vvSlicerManager::SetOpacity(int i, double factor)
 533 {
 534   mSlicers[i]->SetOpacity(1/factor);
 535 }
 536 //----------------------------------------------------------------------------
 537
 538
 539 //----------------------------------------------------------------------------
 540 void vvSlicerManager::UpdateViews(int current,int slicer)
 541 {
 542   double x = (mSlicers[slicer]->GetCurrentPosition()[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 543     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 544   double y = (mSlicers[slicer]->GetCurrentPosition()[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 545     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 546   double z = (mSlicers[slicer]->GetCurrentPosition()[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 547     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 548
 549   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 550       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 551       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 552       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 553       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 554       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 555     mSlicers[slicer]->UpdateCursorPosition();
 556     mSlicers[slicer]->SetCursorColor(10,212,255);
 557
 558     switch (mSlicers[slicer]->GetSliceOrientation()) {
 559     case vtkImageViewer2::SLICE_ORIENTATION_XY:
 560       if (mSlicers[slicer]->GetSlice() != (int)floor(z))
 561         mSlicers[slicer]->SetSlice((int)floor(z));
 562       break;
 563
 564     case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 565       if (mSlicers[slicer]->GetSlice() != (int)floor(y))
 566         mSlicers[slicer]->SetSlice((int)floor(y));
 567       break;
 568
 569     case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 570       if (mSlicers[slicer]->GetSlice() != (int)floor(x))
 571         mSlicers[slicer]->SetSlice((int)floor(x));
 572       break;
 573     }
 574     mSlicers[slicer]->Render();
 575
 576     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 577       if (i != (unsigned int)slicer && mSlicers[i]->GetImageActor()->GetVisibility()
 578           && mSlicers[i]->GetRenderWindow()->GetSize()[0] > 2
 579           && mSlicers[i]->GetRenderWindow()->GetSize()[1] > 2) {
 580         mSlicers[i]->SetCurrentPosition(mSlicers[slicer]->GetCurrentPosition()[0],
 581                                         mSlicers[slicer]->GetCurrentPosition()[1],
 582                                         mSlicers[slicer]->GetCurrentPosition()[2],
 583                                         mSlicers[slicer]->GetTSlice());
 584         mSlicers[i]->UpdateCursorPosition();
 585         if (current) { //do not display corner annotation if image is the one picked
 586           mSlicers[i]->SetCurrentPosition(-VTK_DOUBLE_MAX,-VTK_DOUBLE_MAX,
 587                                           -VTK_DOUBLE_MAX, mSlicers[slicer]->GetTSlice());
 588           mSlicers[i]->SetCursorColor(255,10,212);
 589         } else {
 590           mSlicers[i]->SetCursorColor(150,10,282);
 591         }
 592         switch (mSlicers[i]->GetSliceOrientation()) {
 593         case vtkImageViewer2::SLICE_ORIENTATION_XY:
 594           if (mSlicers[i]->GetSlice() != (int)floor(z))
 595             mSlicers[i]->SetSlice((int)floor(z));
 596           break;
 597
 598         case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 599           if (mSlicers[i]->GetSlice() != (int)floor(y))
 600             mSlicers[i]->SetSlice((int)floor(y));
 601           break;
 602
 603         case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 604           if (mSlicers[i]->GetSlice() != (int)floor(x))
 605             mSlicers[i]->SetSlice((int)floor(x));
 606           break;
 607         }
 608
 609         mSlicers[i]->Render();
 610
 611         UpdateSlice(i);
 612         UpdateTSlice(i);
 613       }
 614     }
 615   }
 616 }
 617 //----------------------------------------------------------------------------
 618
 619
 620 //----------------------------------------------------------------------------
 621 void vvSlicerManager::UpdateLinked(int slicer)
 622 {
 623   double x = (mSlicers[slicer]->GetCurrentPosition()[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 624     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 625   double y = (mSlicers[slicer]->GetCurrentPosition()[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 626     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 627   double z = (mSlicers[slicer]->GetCurrentPosition()[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 628     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 629
 630   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 631       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 632       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 633       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 634       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 635       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 636     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++) {
 637       emit UpdateLinkManager(*i, slicer,mSlicers[slicer]->GetCurrentPosition()[0],
 638                              mSlicers[slicer]->GetCurrentPosition()[1],
 639                              mSlicers[slicer]->GetCurrentPosition()[2],mSlicers[slicer]->GetTSlice());
 640     }
 641   }
 642 }
 643 //----------------------------------------------------------------------------
 644
 645 //----------------------------------------------------------------------------
 646 void vvSlicerManager::UpdateLinkedNavigation(vvSlicer *refSlicer, bool bPropagate)
 647 {
 648   vtkCamera *refCam = refSlicer->GetRenderer()->GetActiveCamera();
 649   double refPosition[3], refFocal[3];
 650   refCam->GetPosition(refPosition);
 651   refCam->GetFocalPoint(refFocal);
 652
 653   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 654     vtkCamera *camera = mSlicers[i]->GetRenderer()->GetActiveCamera();
 655     camera->SetParallelScale(refCam->GetParallelScale());
 656
 657     double position[3], focal[3];
 658     camera->GetPosition(position);
 659     camera->GetFocalPoint(focal);
 660
 661     if(refSlicer->GetSliceOrientation()==mSlicers[i]->GetSliceOrientation()) {
 662       for(int i=0; i<3; i++) {
 663         position[i] = refPosition[i];
 664         focal[i]    = refFocal[i];
 665       }
 666     }
 667
 668     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 669       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 670         position[0] = refPosition[0];
 671         focal[0]    = refFocal[0];
 672       }
 673       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 674         position[1] = refPosition[1];
 675         focal[1]    = refFocal[1];
 676       }
 677     }
 678
 679     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 680       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 681         position[2] = refPosition[2];
 682         focal[2]    = refFocal[2];
 683       }
 684       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 685         position[0] = refPosition[0];
 686         focal[0]    = refFocal[0];
 687       }
 688     }
 689
 690     if(refSlicer->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_YZ) {
 691       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XY) {
 692         position[1] = refPosition[1];
 693         focal[1]    = refFocal[1];
 694       }
 695       if(mSlicers[i]->GetSliceOrientation()==vtkImageViewer2::SLICE_ORIENTATION_XZ) {
 696         position[2] = refPosition[2];
 697         focal[2]    = refFocal[2];
 698       }
 699     }
 700
 701     camera->SetFocalPoint(focal);
 702     camera->SetPosition(position);
 703
 704     //Fix for bug #243
 705     mSlicers[i]->ForceUpdateDisplayExtent();
 706   }
 707
 708   Render();
 709   if(bPropagate)
 710     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++)
 711       emit UpdateLinkedNavigation(*i, this, refSlicer);
 712 }
 713 //----------------------------------------------------------------------------
 714
 715 //----------------------------------------------------------------------------
 716 double vvSlicerManager::GetColorWindow()
 717 {
 718   if (mSlicers.size())
 719     return mSlicers[0]->GetColorWindow();
 720   return -1;
 721 }
 722 //----------------------------------------------------------------------------
 723
 724
 725 //----------------------------------------------------------------------------
 726 double vvSlicerManager::GetColorLevel()
 727 {
 728   if (mSlicers.size())
 729     return mSlicers[0]->GetColorLevel();
 730   return -1;
 731 }
 732 //----------------------------------------------------------------------------
 733
 734
 735 //----------------------------------------------------------------------------
 736 void vvSlicerManager::Render()
 737 {
 738   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 739     mSlicers[i]->Render();
 740   }
 741 }
 742 //----------------------------------------------------------------------------
 743
 744
 745 //----------------------------------------------------------------------------
 746 void vvSlicerManager::GenerateDefaultLookupTable()
 747 {
 748   SetPreset(mPreset);
 749   SetColorMap(mColorMap);
 750 }
 751 //----------------------------------------------------------------------------
 752
 753
 754 //----------------------------------------------------------------------------
 755 void vvSlicerManager::Reload()
 756 {
 757   mReader->Update(mType);
 758   mImage=mReader->GetOutput();
 759   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 760     mSlicers[i]->SetImage(mImage);
 761   }
 762 }
 763 //----------------------------------------------------------------------------
 764
 765
 766 //----------------------------------------------------------------------------
 767 void vvSlicerManager::ReloadFusion()
 768 {
 769   mFusionReader->Update();
 770   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 771     mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 772     mSlicers[i]->Render();
 773   }
 774 }
 775 //----------------------------------------------------------------------------
 776
 777
 778 //----------------------------------------------------------------------------
 779 void vvSlicerManager::ReloadOverlay()
 780 {
 781   mOverlayReader->Update();
 782   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 783     mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 784     mSlicers[i]->Render();
 785   }
 786 }
 787 //----------------------------------------------------------------------------
 788
 789
 790 //----------------------------------------------------------------------------
 791 void vvSlicerManager::ReloadVF()
 792 {
 793   mVectorReader->Update(vvImageReader::VECTORFIELD); //deletes the old images through the VF::Init() function
 794   mVF=mVectorReader->GetOutput();
 795   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 796     mSlicers[i]->SetVF(mVF);
 797     mSlicers[i]->Render();
 798   }
 799 }
 800 //----------------------------------------------------------------------------
 801
 802
 803 //----------------------------------------------------------------------------
 804 void vvSlicerManager::RemoveActor(const std::string& actor_type, int overlay_index)
 805 {
 806   if (actor_type =="overlay")
 807     mOverlayReader = NULL;
 808
 809   if (actor_type =="fusion")
 810     mFusionReader = NULL;
 811
 812   for (unsigned int i = 0; i < mSlicers.size(); i++)
 813     mSlicers[i]->RemoveActor(actor_type,overlay_index);
 814
 815   if (actor_type=="vector") {
 816     mVF=NULL;
 817     mVectorReader=NULL;
 818   }
 819 }
 820 //----------------------------------------------------------------------------
 821
 822
 823 //----------------------------------------------------------------------------
 824 void vvSlicerManager::RemoveActors()
 825 {
 826   ///This method leaks a few objects. See RemoveActor for what a
 827   ///correct implementation would look like
 828   //DS -> probably due to the reader (now released in the
 829   //RemoveActor() function. (I hope)
 830   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 831     mSlicers[i]->SetDisplayMode(0);
 832     mSlicers[i]->GetRenderer()->RemoveActor(mSlicers[i]->GetImageActor());
 833   }
 834 }
 835 //----------------------------------------------------------------------------
 836
 837
 838 //----------------------------------------------------------------------------
 839 void vvSlicerManager::UpdateInfoOnCursorPosition(int slicer)
 840 {
 841   //  int view = mSlicers[slicer]->GetSliceOrientation();
 842   //  int slice = mSlicers[slicer]->GetSlice();
 843   double x = mSlicers[slicer]->GetCursorPosition()[0];
 844   double y = mSlicers[slicer]->GetCursorPosition()[1];
 845   double z = mSlicers[slicer]->GetCursorPosition()[2];
 846   double X = (x - mSlicers[slicer]->GetInput()->GetOrigin()[0])/
 847     mSlicers[slicer]->GetInput()->GetSpacing()[0];
 848   double Y = (y - mSlicers[slicer]->GetInput()->GetOrigin()[1])/
 849     mSlicers[slicer]->GetInput()->GetSpacing()[1];
 850   double Z = (z - mSlicers[slicer]->GetInput()->GetOrigin()[2])/
 851     mSlicers[slicer]->GetInput()->GetSpacing()[2];
 852   double value = -VTK_DOUBLE_MAX;
 853   int displayVec = 0;
 854   double xVec=0, yVec=0, zVec=0, valueVec=0;
 855   int displayOver = 0;
 856   int displayFus = 0;
 857   double valueOver=0, valueFus=0;
 858   if (X >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 859       X <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 860       Y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 861       Y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 862       Z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 863       Z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 864     value = this->GetScalarComponentAsDouble(mSlicers[slicer]->GetInput(), X, Y, Z);
 865
 866     if (mSlicers[slicer]->GetVFActor() && mSlicers[slicer]->GetVFActor()->GetVisibility()) {
 867       displayVec = 1;
 868       unsigned int currentTime = mSlicers[slicer]->GetTSlice();
 869       vtkImageData *vf = NULL;
 870
 871       if (mSlicers[slicer]->GetVF()->GetVTKImages().size() > currentTime)
 872         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[currentTime];
 873       else
 874         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[0];
 875
 876       if (vf) {
 877         double Xvf = (x - vf->GetOrigin()[0])/ vf->GetSpacing()[0];
 878         double Yvf = (y - vf->GetOrigin()[1])/ vf->GetSpacing()[1];
 879         double Zvf = (z - vf->GetOrigin()[2])/ vf->GetSpacing()[2];
 880         xVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 0);
 881         yVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 1);
 882         zVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 2);
 883         valueVec = sqrt(xVec*xVec + yVec*yVec + zVec*zVec);
 884       }
 885     }
 886     if (mSlicers[slicer]->GetOverlayActor() && mSlicers[slicer]->GetOverlayActor()->GetVisibility()) {
 887       displayOver = 1;
 888       vtkImageData *overlay = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetOverlayMapper()->GetInput());
 889       double Xover = (x - overlay->GetOrigin()[0]) / overlay->GetSpacing()[0];
 890       double Yover = (y - overlay->GetOrigin()[1]) / overlay->GetSpacing()[1];
 891       double Zover = (z - overlay->GetOrigin()[2]) / overlay->GetSpacing()[2];
 892       valueOver = this->GetScalarComponentAsDouble(overlay, Xover, Yover, Zover);
 893     }
 894     if (mSlicers[slicer]->GetFusionActor() && mSlicers[slicer]->GetFusionActor()->GetVisibility()) {
 895       displayFus = 1;
 896       vtkImageData *fusion = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetFusionMapper()->GetInput());
 897       double Xover = (x - fusion->GetOrigin()[0]) / fusion->GetSpacing()[0];
 898       double Yover = (y - fusion->GetOrigin()[1]) / fusion->GetSpacing()[1];
 899       double Zover = (z - fusion->GetOrigin()[2]) / fusion->GetSpacing()[2];
 900       valueFus = this->GetScalarComponentAsDouble(fusion, Xover, Yover, Zover);
 901     }
 902     emit UpdatePosition(mSlicers[slicer]->GetCursorVisibility(),
 903                         x,y,z,X,Y,Z,value);
 904     emit UpdateVector(displayVec,xVec, yVec, zVec, valueVec);
 905     emit UpdateOverlay(displayOver,valueOver,value);
 906     emit UpdateFusion(displayFus,valueFus);
 907     for (unsigned int i = 0; i < mSlicers.size(); i++) {
 908       if (mSlicers[i]->GetImageActor()->GetVisibility() == 1)
 909         emit UpdateWindows(i,mSlicers[i]->GetSliceOrientation(),mSlicers[i]->GetSlice());
 910       else
 911         emit UpdateWindows(i,-1,-1);
 912     }
 913   }
 914 }
 915 //----------------------------------------------------------------------------
 916
 917
 918 //----------------------------------------------------------------------------
 919 void vvSlicerManager::Activated()
 920 {
 921   emit currentImageChanged(mId);
 922 }
 923 //----------------------------------------------------------------------------
 924
 925
 926 //----------------------------------------------------------------------------
 927 void vvSlicerManager::Picked()
 928 {
 929   emit currentPickedImageChanged(mId);
 930 }
 931 //----------------------------------------------------------------------------
 932
 933 //----------------------------------------------------------------------------
 934 void vvSlicerManager::UpdateWindowLevel()
 935 {
 936   emit WindowLevelChanged(mSlicers[0]->GetColorWindow(),mSlicers[0]->GetColorLevel(),mPreset,mColorMap);
 937 }
 938 //----------------------------------------------------------------------------
 939
 940
 941 //----------------------------------------------------------------------------
 942 void vvSlicerManager::UpdateSlice(int slicer)
 943 {
 944   if (mPreviousSlice[slicer] == mSlicers[slicer]->GetSlice()) {
 945     //DD("============= NOTHING");
 946     return;
 947   }
 948   //std::cout << "vvSlicerManager::UpdateSlice " << slicer << " " << mSlicers[slicer]->GetSlice() << std::endl;
 949   emit UpdateSlice(slicer, mSlicers[slicer]->GetSlice());
 950   mSlicers[slicer]->Render(); // DS <-- I add this, this could/must be the only Render ...
 951   mPreviousSlice[slicer] = mSlicers[slicer]->GetSlice();
 952 }
 953 //----------------------------------------------------------------------------
 954
 955
 956 //----------------------------------------------------------------------------
 957 void vvSlicerManager::UpdateTSlice(int slicer)
 958 {
 959   int slice = mSlicers[slicer]->GetSlice();
 960   int tslice = mSlicers[slicer]->GetTSlice();
 961   if (mPreviousSlice[slicer] == slice) {
 962     if (mPreviousTSlice[slicer] == tslice) {
 963       //      DD("************** NOTHING ***********");
 964       return;
 965     }
 966   }
 967   mPreviousSlice[slicer] = slice;
 968   mPreviousTSlice[slicer] = tslice;
 969   //std::cout << "vvSlicerManager::UpdateTSlice " << slicer << " " << tslice << std::endl;
 970   emit UpdateTSlice(slicer, tslice);
 971 }
 972 //----------------------------------------------------------------------------
 973
 974
 975 //----------------------------------------------------------------------------
 976 void vvSlicerManager::UpdateSliceRange(int slicer)
 977 {
 978   emit UpdateSliceRange(slicer,
 979                         mSlicers[slicer]->GetSliceRange()[0], mSlicers[slicer]->GetSliceRange()[1],
 980                         0,mSlicers[slicer]->GetTMax());
 981 }
 982 //----------------------------------------------------------------------------
 983
 984
 985 //----------------------------------------------------------------------------
 986 void vvSlicerManager::SetPreset(int preset)
 987 {
 988   //vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
 989   double window = mSlicers[0]->GetColorWindow();
 990   double level = mSlicers[0]->GetColorLevel();
 991
 992   std::string component_type=mImage->GetScalarTypeAsITKString();
 993   switch (preset) {
 994   case 0:
 995     double range[2];
 996     mImage->GetScalarRange(range);
 997     window = range[1] - range[0];
 998     level = (range[1] + range[0])* 0.5;
 999     break;
1000   case 1:
1001     window = 2000;
1002     level = 0;
1003     break;
1004   case 2:
1005     window = 400;
1006     level = 20;
1007     break;
1008   case 3:
1009     window = 1500;
1010     level = -500;
1011     break;
1012   case 4:
1013     window = 1000;
1014     level = 500;
1015     break;
1016   case 5:
1017     window = 1;
1018     level = 0.5;
1019     break;
1020   case 6:
1021     break;
1022   case 7:
1023     window=1.;
1024     level=0.;
1025     break;
1026   }
1027   mPreset = preset;
1028   this->SetColorWindow(window);
1029   this->SetColorLevel(level);
1030
1031   //if (LUT)
1032   //{
1033   //    SetColorMap(-1);
1034   //}
1035 }
1036 //----------------------------------------------------------------------------
1037
1038
1039 //----------------------------------------------------------------------------
1040 void vvSlicerManager::SetLocalColorWindowing(const int slicer)
1041 {
1042   double min, max;
1043   this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max);
1044   this->SetColorWindow(max-min);
1045   this->SetColorLevel(0.5*(min+max));
1046   this->UpdateWindowLevel();
1047   this->Render();
1048 }
1049 //----------------------------------------------------------------------------
1050
1051
1052 //----------------------------------------------------------------------------
1053 void vvSlicerManager::SetColorMap(int colormap)
1054 {
1055   double range[2];
1056   range[0] = mSlicers[0]->GetInput()->GetScalarRange()[0];
1057   range[1] = mSlicers[0]->GetInput()->GetScalarRange()[1];
1058
1059   double window = mSlicers[0]->GetWindowLevel()->GetWindow();
1060   double level = mSlicers[0]->GetWindowLevel()->GetLevel();
1061
1062   vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1063   switch (colormap) {
1064   case -1:
1065     break;
1066   case 0:
1067     LUT = NULL;
1068     break;
1069   case 1:
1070     if (LUT == NULL)
1071       LUT = vtkLookupTable::New();
1072     LUT->SetValueRange(0,1);
1073     LUT->SetSaturationRange(1,1);
1074     LUT->SetHueRange(0,0.18);
1075     break;
1076   case 2:
1077     if (LUT == NULL)
1078       LUT = vtkLookupTable::New();
1079     LUT->SetValueRange(0,1);
1080     LUT->SetSaturationRange(1,1);
1081     LUT->SetHueRange(0.4,0.80);
1082     break;
1083   case 3:
1084     if (LUT == NULL)
1085       LUT = vtkLookupTable::New();
1086     LUT->SetValueRange(0,1);
1087     LUT->SetSaturationRange(1,1);
1088     LUT->SetHueRange(0,1);
1089     break;
1090   case 5:
1091     if (LUT == NULL)
1092       LUT = vtkLookupTable::New();
1093     LUT->SetValueRange(0.,1);
1094     LUT->SetSaturationRange(1,1);
1095     LUT->SetHueRange(1,0.1);
1096     //LUT->SetRampToLinear();
1097     break;
1098   }
1099   if (LUT) {
1100     LUT->SetTableRange(level-fabs(window)/4,level+fabs(window)/4);
1101     LUT->Build();
1102   }
1103   vtkLookupTable* fusLUT = NULL;
1104   if (mSlicers[0]->GetFusion()) {
1105     fusLUT = vtkLookupTable::New();
1106     double fusRange [2];
1107     fusRange[0] = mFusionLevel - mFusionWindow/2;
1108     fusRange[1] = mFusionLevel + mFusionWindow/2;
1109     fusLUT->SetTableRange(fusRange[0],fusRange[1]);
1110     fusLUT->SetValueRange(1,1);
1111     fusLUT->SetSaturationRange(1,1);
1112     if (mFusionColorMap == 1)
1113       fusLUT->SetHueRange(0,0.18);
1114     else if (mFusionColorMap == 2)
1115       fusLUT->SetHueRange(0.4,0.80);
1116     else if (mFusionColorMap == 3)
1117       fusLUT->SetHueRange(0,1);
1118     fusLUT->Build();
1119     if (mFusionColorMap == 0)
1120       fusLUT = NULL;
1121   }
1122   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
1123     if (mSlicers[i]->GetOverlay()) {
1124       vtkLookupTable* supLUT = vtkLookupTable::New();
1125       supLUT->SetTableRange(range[0],range[1]);
1126       supLUT->SetValueRange(1,1);
1127       supLUT->SetSaturationRange(1,1);
1128       supLUT->SetHueRange(double(mOverlayColor)/360,double(mOverlayColor)/360);
1129       supLUT->Build();
1130       vtkLookupTable* invLUT = vtkLookupTable::New();
1131       invLUT->SetTableRange(range[0],range[1]);
1132       invLUT->SetValueRange(1,1);
1133       invLUT->SetSaturationRange(1,1);
1134       invLUT->SetHueRange(double((mOverlayColor+180)%360)/360,double((mOverlayColor+180)%360)/360);
1135       invLUT->Build();
1136       dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1137         ->SetWindowLevelMode(true);
1138       mSlicers[i]->GetWindowLevel()->SetLookupTable(supLUT);
1139       mSlicers[i]->GetOverlayMapper()->SetLookupTable(invLUT);
1140       invLUT->Delete();
1141       supLUT->Delete();
1142     } else if (mSlicers[i]->GetOverlay()) {
1143       //dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1144       //->SetWindowLevelMode(false);
1145       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1146     } else {
1147       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1148     }
1149     if (mSlicers[i]->GetFusion()) {
1150       mSlicers[i]->GetFusionActor()->SetOpacity(double(mFusionOpacity)/100);
1151       mSlicers[i]->GetFusionMapper()->SetLookupTable(fusLUT);
1152       mSlicers[i]->GetFusionMapper()->SetWindow(mFusionWindow);
1153       mSlicers[i]->GetFusionMapper()->SetLevel(mFusionLevel);
1154     }
1155   }
1156   if (fusLUT)
1157     fusLUT->Delete();
1158   if (colormap >= 0)
1159     mColorMap = colormap;
1160 }
1161 //----------------------------------------------------------------------------
1162
1163
1164 //----------------------------------------------------------------------------
1165 vvLandmarks* vvSlicerManager::GetLandmarks()
1166 {
1167   if (mLandmarks == NULL) {
1168     mLandmarks = new vvLandmarks(mSlicers[0]->GetTMax()+1);
1169     for (unsigned int i = 0; i < mSlicers.size(); i++)
1170       mSlicers[i]->SetLandmarks(mLandmarks);
1171   }
1172   return mLandmarks;
1173 }
1174 //----------------------------------------------------------------------------
1175
1176
1177 //----------------------------------------------------------------------------
1178 void vvSlicerManager::AddLandmark(float x,float y,float z,float t)
1179 {
1180   double x_index = (x - mSlicers[0]->GetInput()->GetOrigin()[0])/mSlicers[0]->GetInput()->GetSpacing()[0];
1181   double y_index = (y - mSlicers[0]->GetInput()->GetOrigin()[1])/mSlicers[0]->GetInput()->GetSpacing()[1];
1182   double z_index = (z - mSlicers[0]->GetInput()->GetOrigin()[2])/mSlicers[0]->GetInput()->GetSpacing()[2];
1183   if (x_index >= mSlicers[0]->GetInput()->GetWholeExtent()[0] &&
1184       x_index <= mSlicers[0]->GetInput()->GetWholeExtent()[1] &&
1185       y_index >= mSlicers[0]->GetInput()->GetWholeExtent()[2] &&
1186       y_index <= mSlicers[0]->GetInput()->GetWholeExtent()[3] &&
1187       z_index >= mSlicers[0]->GetInput()->GetWholeExtent()[4] &&
1188       z_index <= mSlicers[0]->GetInput()->GetWholeExtent()[5]) {
1189     double value = this->GetScalarComponentAsDouble(mSlicers[0]->GetInput(), x_index, y_index, z_index);
1190     this->GetLandmarks()->AddLandmark(x,y,z,t,value);
1191     emit LandmarkAdded();
1192   }
1193 }
1194 //----------------------------------------------------------------------------
1195
1196 //----------------------------------------------------------------------------
1197 void vvSlicerManager::PrevImage(int slicer)
1198 {
1199   emit ChangeImageWithIndexOffset(this, slicer, -1);
1200 }
1201 //----------------------------------------------------------------------------
1202
1203 //----------------------------------------------------------------------------
1204 void vvSlicerManager::NextImage(int slicer)
1205 {
1206   emit ChangeImageWithIndexOffset(this, slicer,  1);
1207 }
1208 //----------------------------------------------------------------------------
1209
1210 //----------------------------------------------------------------------------
1211 void vvSlicerManager::VerticalSliderHasChanged(int slicer, int slice)
1212 {
1213   emit AVerticalSliderHasChanged(slicer, slice);
1214 }
1215
1216 //----------------------------------------------------------------------------
1217
1218 //----------------------------------------------------------------------------
1219 double vvSlicerManager::GetScalarComponentAsDouble(vtkImageData *image, double X, double Y, double Z, int component)
1220 {
1221   int ix, iy, iz;
1222   return mSlicers[0]->GetScalarComponentAsDouble(image, X, Y, Z, ix, iy, iz, component);
1223 }
1224 //----------------------------------------------------------------------------