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 = 30;
  61   mFusionThresOpacity = 1;
  62   mFusionColorMap = 3;
  63   mFusionWindow = 1000;
  64   mFusionLevel = 1000;
  65   mFusionShowLegend = true;
  66
  67   mLandmarks = NULL;
  68   mLinkedId.resize(0);
  69
  70   for ( int i = 0; i < numberOfSlicers; i++)
  71     mSlicers.push_back(vtkSmartPointer<vvSlicer>::New());
  72
  73   mPreviousSlice.resize(numberOfSlicers);
  74   mPreviousTSlice.resize(numberOfSlicers);
  75   mSlicingPreset = WORLD_SLICING;
  76 }
  77 //----------------------------------------------------------------------------
  78
  79
  80 //----------------------------------------------------------------------------
  81 vvSlicerManager::~vvSlicerManager()
  82 {
  83   if (mLandmarks)
  84     delete mLandmarks;
  85 }
  86 //----------------------------------------------------------------------------
  87
  88
  89 //------------------------------------------------------------------------------
  90 void vvSlicerManager::SetFilename(std::string filename, int number)
  91 {
  92   mFileName = filename;
  93   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
  94   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
  95   mBaseFileNameNumber = number;
  96
  97   mFileName = mBaseFileName;
  98   if (number != 0) {
  99     mFileName.append("_"+clitk::toString(number));
 100   }
 101   mFileName.append(vtksys::SystemTools::GetFilenameLastExtension(filename));
 102
 103   for(unsigned int i=0; i<mSlicers.size(); i++) {
 104     mSlicers[i]->SetFileName(mFileName);//vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 105   }
 106
 107 }
 108 //------------------------------------------------------------------------------
 109
 110
 111 //----------------------------------------------------------------------------
 112 void vvSlicerManager::AddContour(vvMesh::Pointer contour,bool propagate)
 113 {
 114   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 115     mSlicers[i]->AddContour(contour,propagate);
 116   }
 117 }
 118 //----------------------------------------------------------------------------
 119
 120
 121 //----------------------------------------------------------------------------
 122 void vvSlicerManager::ToggleContourSuperposition()
 123 {
 124   for ( unsigned int i = 0; i < mSlicers.size(); i++)
 125     mSlicers[i]->ToggleContourSuperposition();
 126 }
 127 //----------------------------------------------------------------------------
 128
 129 //----------------------------------------------------------------------------
 130 std::string vvSlicerManager::GetListOfAbsoluteFilePathInOneString(const std::string &actorType)
 131 {
 132   vvImageReader *reader = NULL;
 133
 134   if(actorType=="image")
 135     reader = mReader;
 136   else if(actorType=="overlay")
 137     reader = mOverlayReader;
 138   else if(actorType=="fusion")
 139     reader = mFusionReader;
 140   else if(actorType=="vector")
 141     reader = mVectorReader;
 142
 143   if(!reader)
 144     return "";
 145
 146   std::string list;
 147   for(unsigned int i=0; i<reader->GetInputFilenames().size(); i++){
 148     QFileInfo fileinfo(reader->GetInputFilenames()[i].c_str()); //Do not show the path
 149     if(i)
 150       list += '\n';
 151     list += fileinfo.absoluteFilePath().toStdString();
 152   }
 153   return list;
 154 }
 155 //----------------------------------------------------------------------------
 156
 157
 158 //----------------------------------------------------------------------------
 159 bool vvSlicerManager::SetImage(std::string filename, vvImageReader::LoadedImageType type, int n, unsigned int slice)
 160 {
 161   mType = type;
 162   if (mReader.IsNull())
 163     mReader = vvImageReader::New();
 164   std::vector<std::string> filenames;
 165   filenames.push_back(filename);
 166   mReader->SetInputFilenames(filenames);
 167   mReader->SetSlice(slice); // Only used for SLICED type
 168   mReader->Update(type);
 169
 170   SetFilename(filename, n);
 171   //  mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 172   //mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 173   //mBaseFileNameNumber = n;
 174
 175   if (mReader->GetLastError().size() == 0) {
 176     mImage=mReader->GetOutput();
 177     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 178       mSlicers[i]->SetFileName(vtksys::SystemTools::GetFilenameWithoutLastExtension(filename));
 179       mSlicers[i]->SetImage(mReader->GetOutput());
 180     }
 181   } else {
 182     mLastError = mReader->GetLastError();
 183     return false;
 184   }
 185   // if (n!=0) {
 186   //   mFileName.append("_"+clitk::toString(n));
 187   // }
 188   return true;
 189 }
 190 //----------------------------------------------------------------------------
 191
 192
 193 //----------------------------------------------------------------------------
 194 void vvSlicerManager::SetImage(vvImage::Pointer image)
 195 {
 196   mImage=image;
 197   for (unsigned int i = 0; i < mSlicers.size(); i++) {
 198     mSlicers[i]->SetImage(image);
 199   }
 200 }
 201 //----------------------------------------------------------------------------
 202
 203
 204 //----------------------------------------------------------------------------
 205 bool vvSlicerManager::SetImages(std::vector<std::string> filenames, vvImageReader::LoadedImageType type, int n)
 206 {
 207   mType = type;
 208   std::string fileWithoutExtension = vtksys::SystemTools::GetFilenameWithoutExtension(filenames[0]);
 209   if (type == vvImageReader::DICOM)
 210     fileWithoutExtension += "_dicom";
 211   else if (type == vvImageReader::MERGED)
 212     fileWithoutExtension += "_merged";
 213   else if (type == vvImageReader::MERGEDWITHTIME)
 214     fileWithoutExtension += "_merged_wt";
 215
 216   mFileName = vtksys::SystemTools::GetFilenameName(mFileName);
 217   mFileName = fileWithoutExtension + vtksys::SystemTools::GetFilenameExtension(filenames[0]);
 218   if (mReader.IsNull())
 219     mReader = vvImageReader::New();
 220   mReader->SetInputFilenames(filenames);
 221   mReader->Update(type);
 222
 223   mBaseFileName = vtksys::SystemTools::GetFilenameName(vtksys::SystemTools::GetFilenameWithoutLastExtension(mFileName));
 224   mBaseFileNameNumber = n;
 225
 226   if (mReader->GetLastError().size() == 0) {
 227     mImage=mReader->GetOutput();
 228     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 229       mSlicers[i]->SetFileName(fileWithoutExtension);
 230       mSlicers[i]->SetImage(mReader->GetOutput());
 231     }
 232   } else {
 233     mLastError = mReader->GetLastError();
 234     return false;
 235   }
 236   if (n!=0) {
 237     mFileName.append("_"+clitk::toString(n));
 238   }
 239   return true;
 240 }
 241 //----------------------------------------------------------------------------
 242
 243
 244 //----------------------------------------------------------------------------
 245 bool vvSlicerManager::SetOverlay(std::vector<std::string> filenames,int dim, std::string component)
 246 {
 247   mOverlayName = filenames[0];
 248   mOverlayComponent = component;
 249   if (dim > mImage->GetNumberOfDimensions()) {
 250     mLastError = " Overlay dimension cannot be greater then reference image!";
 251     return false;
 252   }
 253   if (mOverlayReader.IsNull())
 254     mOverlayReader = vvImageReader::New();
 255   mOverlayReader->SetInputFilenames(filenames);
 256   mOverlayReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 257   if (mOverlayReader->GetLastError().size() == 0) {
 258     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 259       mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 260     }
 261   } else {
 262     mLastError = mOverlayReader->GetLastError();
 263     return false;
 264   }
 265   return true;
 266 }
 267 //----------------------------------------------------------------------------
 268
 269
 270 //----------------------------------------------------------------------------
 271 bool vvSlicerManager::SetFusion(std::string filename,int dim, std::string component)
 272 {
 273   mFusionName = filename;
 274   mFusionComponent = component;
 275   if (dim > mImage->GetNumberOfDimensions()) {
 276     mLastError = " Overlay dimension cannot be greater then reference image!";
 277     return false;
 278   }
 279   if (mFusionReader.IsNull())
 280     mFusionReader = vvImageReader::New();
 281   std::vector<std::string> filenames;
 282   filenames.push_back(filename);
 283   mFusionReader->SetInputFilenames(filenames);
 284   mFusionReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 285   if (mFusionReader->GetLastError().size() == 0) {
 286     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 287       mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 288     }
 289   } else {
 290     mLastError = mFusionReader->GetLastError();
 291     return false;
 292   }
 293   double *fusRange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
 294   mFusionLevel = (fusRange[0]+fusRange[1])/2;
 295   mFusionWindow = fusRange[1]-fusRange[0];
 296
 297   return true;
 298 }
 299 //----------------------------------------------------------------------------
 300
 301
 302 //----------------------------------------------------------------------------
 303 bool vvSlicerManager::SetVF(std::string filename)
 304 {
 305   if (mVectorReader.IsNull())
 306     mVectorReader = vvImageReader::New();
 307   mVectorReader->SetInputFilename(filename);
 308
 309   if (mType == vvImageReader::IMAGEWITHTIME)
 310     mVectorReader->Update(vvImageReader::VECTORFIELDWITHTIME);
 311   else
 312     mVectorReader->Update(vvImageReader::VECTORFIELD);
 313   if (mVectorReader->GetLastError().size() != 0) {
 314     mLastError = mVectorReader->GetLastError();
 315     return false;
 316   } else
 317     return SetVF(mVectorReader->GetOutput(),filename);
 318 }
 319 //----------------------------------------------------------------------------
 320
 321
 322 //----------------------------------------------------------------------------
 323 bool vvSlicerManager::SetVF(vvImage::Pointer vf,std::string filename)
 324 {
 325   if (vf->GetNumberOfDimensions() > mImage->GetNumberOfDimensions()) {
 326     mLastError = "Sorry, vector field dimension cannot be greater then reference image.";
 327     return false;
 328   }
 329   if (vf->GetNumberOfDimensions() == 4) {
 330     if (vf->GetSpacing()[3] != mImage->GetSpacing()[3]) {
 331       mLastError = "Sorry, vector field time spacing cannot be different from time spacing of the reference image.";
 332       return false;
 333     }
 334     if (vf->GetOrigin()[3] != mImage->GetOrigin()[3]) {
 335       mLastError = "Sorry, vector field time origin cannot be different from time origin of the reference image.";
 336       return false;
 337     }
 338   }
 339   mVF=vf;
 340   mVFName = filename;
 341   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 342     mSlicers[i]->SetVF(vf);
 343   }
 344   return true;
 345 }
 346 //----------------------------------------------------------------------------
 347
 348
 349 //----------------------------------------------------------------------------
 350 vvSlicer* vvSlicerManager::GetSlicer(int i)
 351 {
 352   return mSlicers[i];
 353 }
 354 //----------------------------------------------------------------------------
 355
 356
 357 //----------------------------------------------------------------------------
 358 void vvSlicerManager::UpdateSlicer(int num, bool state)
 359 {
 360   if (mSlicers[num]->GetImage())
 361     mSlicers[num]->SetDisplayMode(state);
 362 }
 363 //----------------------------------------------------------------------------
 364
 365
 366 //----------------------------------------------------------------------------
 367 void vvSlicerManager::SetSlicerWindow(int i, vtkRenderWindow* RW)
 368 {
 369   mSlicers[i]->SetRenderWindow(i,RW);
 370 }
 371 //----------------------------------------------------------------------------
 372
 373
 374 //----------------------------------------------------------------------------
 375 void vvSlicerManager::SetInteractorStyleNavigator(int i, vtkInteractorStyle* style)
 376 {
 377   vvSlicerManagerCommand *smc = vvSlicerManagerCommand::New();
 378   smc->SM = this;
 379   smc->SetSlicerNumber(i);
 380   mSlicers[i]->GetRenderWindow()->GetInteractor()->SetInteractorStyle(style);
 381
 382   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 383     GetInteractorStyle()->AddObserver(vtkCommand::KeyPressEvent, smc);
 384   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 385     GetInteractorStyle()->AddObserver(vtkCommand::WindowLevelEvent, smc);
 386   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 387     GetInteractorStyle()->AddObserver(vtkCommand::EndWindowLevelEvent, smc);
 388   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 389     GetInteractorStyle()->AddObserver(vtkCommand::StartWindowLevelEvent, smc);
 390   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 391     GetInteractorStyle()->AddObserver(vtkCommand::PickEvent, smc);
 392   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 393     GetInteractorStyle()->AddObserver(vtkCommand::StartPickEvent, smc);
 394   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 395     GetInteractorStyle()->AddObserver(vtkCommand::LeaveEvent, smc);
 396   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 397     GetInteractorStyle()->AddObserver(vtkCommand::UserEvent, smc);
 398   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 399     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelForwardEvent, smc);
 400   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 401     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelBackwardEvent, smc);
 402   // mSlicers[i]->GetRenderWindow()->GetInteractor()->
 403   //   GetInteractorStyle()->AddObserver(vtkCommand::LeftButtonReleaseEvent, smc);
 404   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 405     GetInteractorStyle()->AddObserver(vtkCommand::EndPickEvent, smc);
 406   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 407     GetInteractorStyle()->AddObserver(vtkCommand::EndInteractionEvent, smc);
 408   smc->Delete();
 409 }
 410 //----------------------------------------------------------------------------
 411
 412
 413 //----------------------------------------------------------------------------
 414 void vvSlicerManager::LeftButtonReleaseEvent(int slicer)
 415 {
 416   emit LeftButtonReleaseSignal(slicer);
 417 }
 418 //----------------------------------------------------------------------------
 419
 420 //----------------------------------------------------------------------------
 421 void vvSlicerManager::SetSliceOrientation(int slicer, int orientation)
 422 {
 423   mSlicers[slicer]->SetSliceOrientation(orientation);
 424   emit UpdateOrientation(slicer, orientation);
 425 }
 426 //----------------------------------------------------------------------------
 427
 428 //----------------------------------------------------------------------------
 429 int vvSlicerManager::GetTSlice()
 430 {
 431   return mSlicers[0]->GetTSlice();
 432 }
 433 //----------------------------------------------------------------------------
 434
 435 //----------------------------------------------------------------------------
 436 void vvSlicerManager::SetTSlice(int slice)
 437 {
 438   if (slice < 0)
 439     slice = 0;
 440   else if (slice > mSlicers[0]->GetTMax())
 441     slice = mSlicers[0]->GetTMax();
 442   if (mLandmarks)
 443     mLandmarks->SetTime(slice);
 444   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 445     if (slice != mSlicers[i]->GetTSlice()) {
 446       mSlicers[i]->SetTSlice(slice);
 447       UpdateTSlice(i);
 448     }
 449   }
 450 }
 451 //----------------------------------------------------------------------------
 452
 453
 454 //----------------------------------------------------------------------------
 455 void vvSlicerManager::SetNextTSlice(int originating_slicer)
 456 {
 457   int t = mSlicers[0]->GetTSlice();
 458   t++;
 459   if (t > mSlicers[0]->GetTMax())
 460     t = 0;
 461   //std::cout << "vvSlicerManager::SetNextTSlice" << std::endl;
 462   emit UpdateTSlice(originating_slicer,t);
 463 }
 464 //----------------------------------------------------------------------------
 465
 466
 467 //----------------------------------------------------------------------------
 468 void vvSlicerManager::SetPreviousTSlice(int originating_slicer)
 469 {
 470   int t = mSlicers[0]->GetTSlice();
 471   t--;
 472   if (t < 0)
 473     t = mSlicers[0]->GetTMax();
 474   //std::cout << "vvSlicerManager::SetPreviousTSlice" << std::endl;
 475   emit UpdateTSlice(originating_slicer,t);
 476 }
 477 //----------------------------------------------------------------------------
 478
 479
 480 //----------------------------------------------------------------------------
 481 void vvSlicerManager::ToggleInterpolation()
 482 {
 483   bool interpolate=!(mSlicers[0]->GetImageActor()->GetInterpolate());
 484   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 485     mSlicers[i]->GetImageActor()->SetInterpolate(interpolate);
 486     if (mSlicers[i]->GetOverlayActor())
 487       mSlicers[i]->GetOverlayActor()->SetInterpolate(interpolate);
 488     if (mSlicers[i]->GetFusionActor())
 489       mSlicers[i]->GetFusionActor()->SetInterpolate(interpolate);
 490   }
 491 }
 492 //----------------------------------------------------------------------------
 493
 494
 495 //----------------------------------------------------------------------------
 496 void vvSlicerManager::SetTSliceInSlicer(int tslice, int slicer)
 497 {
 498   if (tslice < 0)
 499     tslice = 0;
 500   else if (tslice > mSlicers[slicer]->GetTMax())
 501     tslice = mSlicers[slicer]->GetTMax();
 502   if (mLandmarks)
 503     mLandmarks->SetTime(tslice);
 504
 505   if (mSlicers[slicer]->GetTSlice() == tslice) return;
 506
 507   if(mSlicingPreset==VOXELS_SLICING) {
 508     vtkMatrix4x4 *imageTransformInverse = vtkMatrix4x4::New();
 509     mImage->GetTransform()[tslice]->GetInverse(imageTransformInverse);
 510     this->GetSlicer(slicer)->GetSlicingTransform()->SetMatrix(imageTransformInverse);
 511     imageTransformInverse->Delete();
 512   }
 513
 514   mSlicers[slicer]->SetTSlice(tslice);
 515   UpdateTSlice(slicer);
 516 }
 517 //----------------------------------------------------------------------------
 518
 519
 520 //----------------------------------------------------------------------------
 521 void vvSlicerManager::SetColorWindow(double s)
 522 {
 523   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 524     mSlicers[i]->SetColorWindow(s);
 525   }
 526 }
 527 //----------------------------------------------------------------------------
 528
 529 //----------------------------------------------------------------------------
 530 void vvSlicerManager::SetColorLevel(double s)
 531 {
 532   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 533     mSlicers[i]->SetColorLevel(s);
 534   }
 535 }
 536 //----------------------------------------------------------------------------
 537
 538 //----------------------------------------------------------------------------
 539 void vvSlicerManager::SetOverlayColorWindow(double s)
 540 {
 541   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 542     mSlicers[i]->SetOverlayColorWindow(s);
 543   }
 544 }
 545 //----------------------------------------------------------------------------
 546
 547 //----------------------------------------------------------------------------
 548 void vvSlicerManager::SetOverlayColorLevel(double s)
 549 {
 550   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 551     mSlicers[i]->SetOverlayColorLevel(s);
 552   }
 553 }
 554 //----------------------------------------------------------------------------
 555
 556 //----------------------------------------------------------------------------
 557 void vvSlicerManager::SetLinkOverlayWindowLevel(bool b)
 558 {
 559   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 560     mSlicers[i]->SetLinkOverlayWindowLevel(b);
 561   }
 562 }
 563 //----------------------------------------------------------------------------
 564
 565 //----------------------------------------------------------------------------
 566 void vvSlicerManager::SetCursorAndCornerAnnotationVisibility(int s)
 567 {
 568   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 569     mSlicers[i]->SetCursorVisibility(s);
 570     mSlicers[i]->SetCornerAnnotationVisibility(s);
 571   }
 572 }
 573 //----------------------------------------------------------------------------
 574
 575 //----------------------------------------------------------------------------
 576 void vvSlicerManager::SetOpacity(int i, double factor)
 577 {
 578   mSlicers[i]->SetOpacity(1/factor);
 579 }
 580 //----------------------------------------------------------------------------
 581
 582
 583 //----------------------------------------------------------------------------
 584 void vvSlicerManager::UpdateViews(int current,int slicer)
 585 {
 586   double p[3], pt[3];
 587   p[0] = mSlicers[slicer]->GetCurrentPosition()[0];
 588   p[1] = mSlicers[slicer]->GetCurrentPosition()[1];
 589   p[2] = mSlicers[slicer]->GetCurrentPosition()[2];
 590   mSlicers[slicer]->GetSlicingTransform()->GetInverse()->TransformPoint(p, pt);
 591
 592   double x = (pt[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 593     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 594   double y = (pt[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 595     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 596   double z = (pt[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 597     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 598
 599   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0]-0.5 &&
 600       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1]+0.5 &&
 601       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2]-0.5 &&
 602       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3]+0.5 &&
 603       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4]-0.5 &&
 604       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]+0.5) {
 605     mSlicers[slicer]->UpdateCursorPosition();
 606     mSlicers[slicer]->SetCursorColor(10,212,255);
 607
 608     switch (mSlicers[slicer]->GetSliceOrientation()) {
 609     case vtkImageViewer2::SLICE_ORIENTATION_XY:
 610       if (mSlicers[slicer]->GetSlice() != (int)lrint(z))
 611         mSlicers[slicer]->SetSlice((int)lrint(z));
 612       break;
 613
 614     case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 615       if (mSlicers[slicer]->GetSlice() != (int)lrint(y))
 616         mSlicers[slicer]->SetSlice((int)lrint(y));
 617       break;
 618
 619     case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 620       if (mSlicers[slicer]->GetSlice() != (int)lrint(x))
 621         mSlicers[slicer]->SetSlice((int)lrint(x));
 622       break;
 623     }
 624     mSlicers[slicer]->Render();
 625
 626     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 627       if (i != (unsigned int)slicer
 628           && mSlicers[i]->GetRenderer()->GetDraw()
 629           && mSlicers[i]->GetRenderWindow()->GetSize()[0] > 2
 630           && mSlicers[i]->GetRenderWindow()->GetSize()[1] > 2) {
 631         mSlicers[i]->SetCurrentPosition(p[0], p[1], p[2], mSlicers[slicer]->GetTSlice());
 632         mSlicers[i]->UpdateCursorPosition();
 633         if (current) { //do not display corner annotation if image is the one picked
 634           mSlicers[i]->SetCurrentPosition(-VTK_DOUBLE_MAX,-VTK_DOUBLE_MAX,
 635                                           -VTK_DOUBLE_MAX, mSlicers[slicer]->GetTSlice());
 636           mSlicers[i]->SetCursorColor(255,10,212);
 637         } else {
 638           mSlicers[i]->SetCursorColor(150,10,282);
 639         }
 640         switch (mSlicers[i]->GetSliceOrientation()) {
 641         case vtkImageViewer2::SLICE_ORIENTATION_XY:
 642           if (mSlicers[i]->GetSlice() != (int)floor(z))
 643             mSlicers[i]->SetSlice((int)floor(z));
 644           break;
 645
 646         case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 647           if (mSlicers[i]->GetSlice() != (int)floor(y))
 648             mSlicers[i]->SetSlice((int)floor(y));
 649           break;
 650
 651         case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 652           if (mSlicers[i]->GetSlice() != (int)floor(x))
 653             mSlicers[i]->SetSlice((int)floor(x));
 654           break;
 655         }
 656
 657         mSlicers[i]->Render();
 658
 659         UpdateSlice(i);
 660         UpdateTSlice(i);
 661       }
 662     }
 663   }
 664 }
 665 //----------------------------------------------------------------------------
 666
 667
 668 //----------------------------------------------------------------------------
 669 void vvSlicerManager::UpdateLinked(int slicer)
 670 {
 671   double p[3], pt[3];
 672   p[0] = mSlicers[slicer]->GetCurrentPosition()[0];
 673   p[1] = mSlicers[slicer]->GetCurrentPosition()[1];
 674   p[2] = mSlicers[slicer]->GetCurrentPosition()[2];
 675   mSlicers[slicer]->GetSlicingTransform()->GetInverse()->TransformPoint(p, pt);
 676   double x = (pt[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0]) / mSlicers[slicer]->GetInput()->GetSpacing()[0];
 677   double y = (pt[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1]) / mSlicers[slicer]->GetInput()->GetSpacing()[1];
 678   double z = (pt[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2]) / mSlicers[slicer]->GetInput()->GetSpacing()[2];
 679
 680   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0]-0.5 &&
 681       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1]+0.5 &&
 682       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2]-0.5 &&
 683       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3]+0.5 &&
 684       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4]-0.5 &&
 685       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]+0.5) {
 686     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++) {
 687       emit UpdateLinkManager(*i, slicer, p[0], p[1], p[2], mSlicers[slicer]->GetTSlice());
 688     }
 689   }
 690 }
 691 //----------------------------------------------------------------------------
 692
 693 //----------------------------------------------------------------------------
 694 void vvSlicerManager::UpdateLinkedNavigation(vvSlicer *refSlicer, bool bPropagate)
 695 {
 696   vtkCamera *refCam = refSlicer->GetRenderer()->GetActiveCamera();
 697
 698   double refPosition[3];
 699   refCam->GetPosition(refPosition);
 700   refPosition[refSlicer->GetSliceOrientation()] = refSlicer->GetSlice() *
 701       refSlicer->GetInput()->GetSpacing()[refSlicer->GetSliceOrientation()] +
 702       refSlicer->GetInput()->GetOrigin()[refSlicer->GetSliceOrientation()];
 703
 704   refSlicer->GetSlicingTransform()->TransformPoint(refPosition, refPosition);
 705   mSlicers[0]->GetSlicingTransform()->GetInverse()->TransformPoint(refPosition, refPosition);
 706
 707   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 708     vtkCamera *camera = mSlicers[i]->GetRenderer()->GetActiveCamera();
 709     camera->SetParallelScale(refCam->GetParallelScale());
 710
 711     double position[3], focal[3];
 712     camera->GetPosition(position);
 713     camera->GetFocalPoint(focal);
 714
 715     for(int j=0; j<3; j++) {
 716       if(j!=mSlicers[i]->GetSliceOrientation()) {
 717         position[j] = refPosition[j];
 718         focal[j]    = refPosition[j];
 719       }
 720     }
 721
 722     camera->SetFocalPoint(focal);
 723     camera->SetPosition(position);
 724
 725     //Fix for bug #243
 726     mSlicers[i]->ForceUpdateDisplayExtent();
 727   }
 728
 729   Render();
 730   if(bPropagate)
 731     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++)
 732       emit UpdateLinkedNavigation(*i, this, refSlicer);
 733 }
 734 //----------------------------------------------------------------------------
 735
 736 //----------------------------------------------------------------------------
 737 double vvSlicerManager::GetColorWindow()
 738 {
 739   if (mSlicers.size())
 740     return mSlicers[0]->GetColorWindow();
 741   return -1;
 742 }
 743 //----------------------------------------------------------------------------
 744
 745
 746 //----------------------------------------------------------------------------
 747 double vvSlicerManager::GetColorLevel()
 748 {
 749   if (mSlicers.size())
 750     return mSlicers[0]->GetColorLevel();
 751   return -1;
 752 }
 753 //----------------------------------------------------------------------------
 754
 755 //----------------------------------------------------------------------------
 756 double vvSlicerManager::GetOverlayColorWindow() const
 757 {
 758   if (mSlicers.size())
 759     return mSlicers[0]->GetOverlayColorWindow();
 760   return -1;
 761 }
 762 //----------------------------------------------------------------------------
 763
 764 //----------------------------------------------------------------------------
 765 double vvSlicerManager::GetOverlayColorLevel() const
 766 {
 767   if (mSlicers.size())
 768     return mSlicers[0]->GetOverlayColorLevel();
 769   return -1;
 770 }
 771 //----------------------------------------------------------------------------
 772
 773 //----------------------------------------------------------------------------
 774 bool vvSlicerManager::GetLinkOverlayWindowLevel() const
 775 {
 776   if (mSlicers.size())
 777     return mSlicers[0]->GetLinkOverlayWindowLevel();
 778   return -1;
 779 }
 780 //----------------------------------------------------------------------------
 781
 782 //------------------------------------------------------------------------------
 783 void vvSlicerManager::ResetTransformationToIdentity(const std::string actorType)
 784 {
 785   if(actorType == "image")
 786     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 787       this->GetImage()->GetTransform()[i]->Identity();
 788   else if(actorType == "overlay")
 789     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 790       this->GetSlicer(0)->GetOverlay()->GetTransform()[i]->Identity();
 791   else if(actorType == "fusion")
 792     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 793       this->GetSlicer(0)->GetFusion()->GetTransform()[i]->Identity();
 794   else if(actorType == "vf")
 795     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 796       this->GetVF()->GetTransform()[i]->Identity();
 797   else
 798     return;
 799
 800   for(int i=0; i< this->GetNumberOfSlicers(); i++){
 801     this->GetSlicer(i)->ForceUpdateDisplayExtent();
 802     this->GetSlicer(i)->ResetCamera();
 803     this->GetSlicer(i)->Render();
 804   }
 805 }
 806 //------------------------------------------------------------------------------
 807
 808 //----------------------------------------------------------------------------
 809 void vvSlicerManager::Render()
 810 {
 811   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 812     mSlicers[i]->Render();
 813   }
 814 }
 815 //----------------------------------------------------------------------------
 816
 817
 818 //----------------------------------------------------------------------------
 819 void vvSlicerManager::GenerateDefaultLookupTable()
 820 {
 821   SetPreset(mPreset);
 822   SetColorMap(mColorMap);
 823 }
 824 //----------------------------------------------------------------------------
 825
 826
 827 //----------------------------------------------------------------------------
 828 void vvSlicerManager::Reload()
 829 {
 830   mReader->Update(mType);
 831   mImage=mReader->GetOutput();
 832   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 833     mSlicers[i]->SetImage(mImage);
 834   }
 835 }
 836 //----------------------------------------------------------------------------
 837
 838
 839 //----------------------------------------------------------------------------
 840 void vvSlicerManager::ReloadFusion()
 841 {
 842   mFusionReader->Update(mImage->GetNumberOfDimensions(),mFusionComponent.c_str(),mType);
 843
 844   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 845     mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 846     mSlicers[i]->Render();
 847   }
 848 }
 849 //----------------------------------------------------------------------------
 850
 851
 852 //----------------------------------------------------------------------------
 853 void vvSlicerManager::ReloadOverlay()
 854 {
 855   mOverlayReader->Update(mImage->GetNumberOfDimensions(),mOverlayComponent.c_str(),mType);
 856   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 857     mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 858     mSlicers[i]->Render();
 859   }
 860 }
 861 //----------------------------------------------------------------------------
 862
 863
 864 //----------------------------------------------------------------------------
 865 void vvSlicerManager::ReloadVF()
 866 {
 867   mVectorReader->Update(vvImageReader::VECTORFIELD); //deletes the old images through the VF::Init() function
 868   mVF=mVectorReader->GetOutput();
 869   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 870     mSlicers[i]->SetVF(mVF);
 871     mSlicers[i]->Render();
 872   }
 873 }
 874 //----------------------------------------------------------------------------
 875
 876
 877 //----------------------------------------------------------------------------
 878 void vvSlicerManager::RemoveActor(const std::string& actor_type, int overlay_index)
 879 {
 880   if (actor_type =="overlay")
 881     mOverlayReader = NULL;
 882
 883   if (actor_type =="fusion")
 884     mFusionReader = NULL;
 885
 886   for (unsigned int i = 0; i < mSlicers.size(); i++)
 887     mSlicers[i]->RemoveActor(actor_type,overlay_index);
 888
 889   if (actor_type=="vector") {
 890     mVF=NULL;
 891     mVectorReader=NULL;
 892   }
 893 }
 894 //----------------------------------------------------------------------------
 895
 896
 897 //----------------------------------------------------------------------------
 898 void vvSlicerManager::RemoveActors()
 899 {
 900   ///This method leaks a few objects. See RemoveActor for what a
 901   ///correct implementation would look like
 902   //DS -> probably due to the reader (now released in the
 903   //RemoveActor() function. (I hope)
 904   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 905     mSlicers[i]->SetDisplayMode(0);
 906     mSlicers[i]->GetRenderer()->RemoveActor(mSlicers[i]->GetImageActor());
 907   }
 908 }
 909 //----------------------------------------------------------------------------
 910
 911
 912 //----------------------------------------------------------------------------
 913 void vvSlicerManager::UpdateInfoOnCursorPosition(int slicer)
 914 {
 915   //  int view = mSlicers[slicer]->GetSliceOrientation();
 916   //  int slice = mSlicers[slicer]->GetSlice();
 917   double x = mSlicers[slicer]->GetCursorPosition()[0];
 918   double y = mSlicers[slicer]->GetCursorPosition()[1];
 919   double z = mSlicers[slicer]->GetCursorPosition()[2];
 920   double X = (x - mSlicers[slicer]->GetInput()->GetOrigin()[0])/
 921     mSlicers[slicer]->GetInput()->GetSpacing()[0];
 922   double Y = (y - mSlicers[slicer]->GetInput()->GetOrigin()[1])/
 923     mSlicers[slicer]->GetInput()->GetSpacing()[1];
 924   double Z = (z - mSlicers[slicer]->GetInput()->GetOrigin()[2])/
 925     mSlicers[slicer]->GetInput()->GetSpacing()[2];
 926   double value = -VTK_DOUBLE_MAX;
 927   int displayVec = 0;
 928   double xVec=0, yVec=0, zVec=0, valueVec=0;
 929   int displayOver = 0;
 930   int displayFus = 0;
 931   double valueOver=0, valueFus=0;
 932   if (X >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 933       X <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 934       Y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 935       Y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 936       Z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 937       Z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 938     value = this->GetScalarComponentAsDouble(mSlicers[slicer]->GetInput(), X, Y, Z);
 939
 940     if (mSlicers[slicer]->GetVFActor() ) {
 941       displayVec = 1;
 942       unsigned int currentTime = mSlicers[slicer]->GetTSlice();
 943       vtkImageData *vf = NULL;
 944
 945       if (mSlicers[slicer]->GetVF()->GetVTKImages().size() > currentTime)
 946         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[currentTime];
 947       else
 948         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[0];
 949
 950       if (vf) {
 951         double Xvf = (x - vf->GetOrigin()[0])/ vf->GetSpacing()[0];
 952         double Yvf = (y - vf->GetOrigin()[1])/ vf->GetSpacing()[1];
 953         double Zvf = (z - vf->GetOrigin()[2])/ vf->GetSpacing()[2];
 954         xVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 0);
 955         yVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 1);
 956         zVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 2);
 957         valueVec = sqrt(xVec*xVec + yVec*yVec + zVec*zVec);
 958       }
 959     }
 960     if (mSlicers[slicer]->GetOverlayActor() ) {
 961       displayOver = 1;
 962       vtkImageData *overlay = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetOverlayMapper()->GetInput());
 963       double Xover = (x - overlay->GetOrigin()[0]) / overlay->GetSpacing()[0];
 964       double Yover = (y - overlay->GetOrigin()[1]) / overlay->GetSpacing()[1];
 965       double Zover = (z - overlay->GetOrigin()[2]) / overlay->GetSpacing()[2];
 966       valueOver = this->GetScalarComponentAsDouble(overlay, Xover, Yover, Zover);
 967     }
 968     if (mSlicers[slicer]->GetFusionActor() ) {
 969       displayFus = 1;
 970       vtkImageData *fusion = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetFusionMapper()->GetInput());
 971       double Xover = (x - fusion->GetOrigin()[0]) / fusion->GetSpacing()[0];
 972       double Yover = (y - fusion->GetOrigin()[1]) / fusion->GetSpacing()[1];
 973       double Zover = (z - fusion->GetOrigin()[2]) / fusion->GetSpacing()[2];
 974       valueFus = this->GetScalarComponentAsDouble(fusion, Xover, Yover, Zover);
 975     }
 976     emit UpdatePosition(mSlicers[slicer]->GetCursorVisibility(),
 977                         x,y,z,X,Y,Z,value);
 978     emit UpdateVector(displayVec,xVec, yVec, zVec, valueVec);
 979     emit UpdateOverlay(displayOver,valueOver,value);
 980     emit UpdateFusion(displayFus,valueFus);
 981   }
 982 }
 983 //----------------------------------------------------------------------------
 984
 985
 986 //----------------------------------------------------------------------------
 987 void vvSlicerManager::Activated()
 988 {
 989   emit currentImageChanged(mId);
 990 }
 991 //----------------------------------------------------------------------------
 992
 993
 994 //----------------------------------------------------------------------------
 995 void vvSlicerManager::Picked()
 996 {
 997   emit currentPickedImageChanged(mId);
 998 }
 999 //----------------------------------------------------------------------------
1000
1001
1002 //----------------------------------------------------------------------------
1003 void vvSlicerManager::UpdateWindowLevel()
1004 {
1005   emit WindowLevelChanged();
1006 }
1007 //----------------------------------------------------------------------------
1008
1009
1010 //----------------------------------------------------------------------------
1011 void vvSlicerManager::UpdateSlice(int slicer)
1012 {
1013   if (mPreviousSlice[slicer] == mSlicers[slicer]->GetSlice()) {
1014     //DD("============= NOTHING");
1015     return;
1016   }
1017   //std::cout << "vvSlicerManager::UpdateSlice " << slicer << " " << mSlicers[slicer]->GetSlice() << std::endl;
1018   emit UpdateSlice(slicer, mSlicers[slicer]->GetSlice());
1019   mSlicers[slicer]->Render(); // DS <-- I add this, this could/must be the only Render ...
1020   mPreviousSlice[slicer] = mSlicers[slicer]->GetSlice();
1021 }
1022 //----------------------------------------------------------------------------
1023
1024
1025 //----------------------------------------------------------------------------
1026 void vvSlicerManager::UpdateTSlice(int slicer)
1027 {
1028   int slice = mSlicers[slicer]->GetSlice();
1029   int tslice = mSlicers[slicer]->GetTSlice();
1030   if (mPreviousSlice[slicer] == slice) {
1031     if (mPreviousTSlice[slicer] == tslice) {
1032       //      DD("************** NOTHING ***********");
1033       return;
1034     }
1035   }
1036   mPreviousSlice[slicer] = slice;
1037   mPreviousTSlice[slicer] = tslice;
1038   //std::cout << "vvSlicerManager::UpdateTSlice " << slicer << " " << tslice << std::endl;
1039   emit UpdateTSlice(slicer, tslice);
1040 }
1041 //----------------------------------------------------------------------------
1042
1043
1044 //----------------------------------------------------------------------------
1045 void vvSlicerManager::UpdateSliceRange(int slicer)
1046 {
1047   emit UpdateSliceRange(slicer,
1048                         mSlicers[slicer]->GetSliceRange()[0], mSlicers[slicer]->GetSliceRange()[1],
1049                         0,mSlicers[slicer]->GetTMax());
1050 }
1051 //----------------------------------------------------------------------------
1052
1053 //----------------------------------------------------------------------------
1054 void vvSlicerManager::SetSlicingPreset(SlicingPresetType preset)
1055 {
1056   if(mSlicingPreset==preset)
1057     return;
1058
1059   vtkMatrix4x4 *imageTransformInverse = vtkMatrix4x4::New();
1060   mImage->GetTransform()[this->GetTSlice()]->GetInverse(imageTransformInverse);
1061
1062   for(int i=0; i< this->GetNumberOfSlicers(); i++){
1063     vvSlicer *s = this->GetSlicer(i);
1064     switch(preset)
1065     {
1066     case WORLD_SLICING:
1067       s->GetSlicingTransform()->Identity();
1068       break;
1069     case VOXELS_SLICING:
1070       s->GetSlicingTransform()->SetMatrix(imageTransformInverse);
1071       break;
1072     default:
1073       imageTransformInverse->Delete();
1074       return;
1075     }
1076     s->ForceUpdateDisplayExtent();
1077     s->SetSlice((s->GetInput()->GetWholeExtent()[s->GetSliceOrientation()*2+1]
1078                 +s->GetInput()->GetWholeExtent()[s->GetSliceOrientation()*2])/2.0);
1079     s->ResetCamera();
1080     s->Render();
1081   }
1082
1083   imageTransformInverse->Delete();
1084   mSlicingPreset = preset;
1085 }
1086
1087 //----------------------------------------------------------------------------
1088
1089 //----------------------------------------------------------------------------
1090 void vvSlicerManager::SetPreset(int preset)
1091 {
1092   //vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1093   double window = mSlicers[0]->GetColorWindow();
1094   double level = mSlicers[0]->GetColorLevel();
1095
1096   std::string component_type=mImage->GetScalarTypeAsITKString();
1097   switch (preset) {
1098   case 0:
1099     double range[2];
1100     mImage->GetScalarRange(range);
1101     window = range[1] - range[0];
1102     level = (range[1] + range[0])* 0.5;
1103     break;
1104   case 1:
1105     window = 2000;
1106     level = 0;
1107     break;
1108   case 2:
1109     window = 400;
1110     level = 20;
1111     break;
1112   case 3:
1113     window = 1500;
1114     level = -500;
1115     break;
1116   case 4:
1117     window = 1000;
1118     level = 500;
1119     break;
1120   case 5:
1121     window = 1;
1122     level = 0.5;
1123     break;
1124   case 6:
1125     break;
1126   case 7:
1127     window=1.;
1128     level=0.;
1129     break;
1130   }
1131   mPreset = preset;
1132   this->SetColorWindow(window);
1133   this->SetColorLevel(level);
1134
1135   //if (LUT)
1136   //{
1137   //    SetColorMap(-1);
1138   //}
1139 }
1140 //----------------------------------------------------------------------------
1141
1142
1143 //----------------------------------------------------------------------------
1144 void vvSlicerManager::SetLocalColorWindowing(const int slicer, const bool bCtrlKey)
1145 {
1146   double min, max;
1147   if(bCtrlKey && this->mSlicers[slicer]->GetFusion()) {
1148     int t = mSlicers[slicer]->GetFusionTSlice();
1149     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1150                                                           this->mSlicers[slicer]->GetFusion()->GetVTKImages()[t],
1151                                                           this->mSlicers[slicer]->GetConcatenatedFusionTransform());
1152     this->SetFusionWindow(max-min);
1153     this->SetFusionLevel(0.5*(min+max));
1154     this->SetColorMap(mColorMap);
1155   }
1156   else if(bCtrlKey && this->mSlicers[slicer]->GetOverlay()) {
1157     int t = mSlicers[slicer]->GetOverlayTSlice();
1158     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1159                                                           this->mSlicers[slicer]->GetOverlay()->GetVTKImages()[t],
1160                                                           this->mSlicers[slicer]->GetConcatenatedOverlayTransform());
1161     if(this->mSlicers[slicer]->GetLinkOverlayWindowLevel()){
1162       this->SetColorWindow(max-min);
1163       this->SetColorLevel(0.5*(min+max));
1164     } else {
1165       this->SetOverlayColorWindow(max-min);
1166       this->SetOverlayColorLevel(0.5*(min+max));
1167     }
1168   }
1169   else {
1170     int t = this->GetTSlice();
1171     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1172                                                           this->mSlicers[slicer]->GetImage()->GetVTKImages()[t],
1173                                                           this->mSlicers[slicer]->GetConcatenatedTransform());
1174     this->SetColorWindow(max-min);
1175     this->SetColorLevel(0.5*(min+max));
1176     this->SetPreset(6);
1177   }
1178   this->Render();
1179   this->UpdateWindowLevel();
1180 }
1181 //----------------------------------------------------------------------------
1182
1183
1184 //----------------------------------------------------------------------------
1185 void vvSlicerManager::SetColorMap(int colormap)
1186 {
1187   double range[2];
1188   range[0] = mSlicers[0]->GetInput()->GetScalarRange()[0];
1189   range[1] = mSlicers[0]->GetInput()->GetScalarRange()[1];
1190
1191   double window = mSlicers[0]->GetWindowLevel()->GetWindow();
1192   double level = mSlicers[0]->GetWindowLevel()->GetLevel();
1193
1194   vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1195   switch (colormap) {
1196   case -1:
1197     break;
1198   case 0:
1199     LUT = NULL;
1200     break;
1201   case 1:
1202     if (LUT == NULL)
1203       LUT = vtkLookupTable::New();
1204     LUT->SetValueRange(0,1);
1205     LUT->SetSaturationRange(1,1);
1206     LUT->SetHueRange(0,0.18);
1207     break;
1208   case 2:
1209     if (LUT == NULL)
1210       LUT = vtkLookupTable::New();
1211     LUT->SetValueRange(0,1);
1212     LUT->SetSaturationRange(1,1);
1213     LUT->SetHueRange(0.4,0.80);
1214     break;
1215   case 3:
1216     if (LUT == NULL)
1217       LUT = vtkLookupTable::New();
1218     LUT->SetValueRange(0.5,1);
1219     LUT->SetSaturationRange(1,1);
1220     LUT->SetHueRange(0.666,0);
1221     break;
1222   case 4:
1223     if (LUT == NULL)
1224       LUT = vtkLookupTable::New();
1225     LUT->SetValueRange(1,1);
1226     LUT->SetSaturationRange(1,1);
1227     LUT->SetHueRange(0,1);
1228     LUT->SetAlphaRange(1, 1);
1229     break;
1230   case 5:
1231     if (LUT == NULL)
1232       LUT = vtkLookupTable::New();
1233     LUT->SetValueRange(1,1);
1234     LUT->SetSaturationRange(1,1);
1235     LUT->SetHueRange(1,0.1);
1236     //LUT->SetRampToLinear();
1237     break;
1238   }
1239   if (LUT) {
1240     LUT->SetTableRange(level-fabs(window)/2,level+fabs(window)/2);
1241     LUT->Build();
1242   }
1243   vtkWindowLevelLookupTable* fusLUT = NULL;
1244   if (mSlicers[0]->GetFusion()) { // && mFusionColorMap >= 0) {
1245     fusLUT = vtkWindowLevelLookupTable::New();
1246     double fusRange [2];
1247     fusRange[0] = mFusionLevel - mFusionWindow/2;
1248     fusRange[1] = mFusionLevel + mFusionWindow/2;
1249     double* frange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
1250     fusLUT->SetTableRange(frange);
1251     fusLUT->SetValueRange(1,1);
1252     fusLUT->SetSaturationRange(1,1);
1253     fusLUT->SetAlphaRange(1, 1);
1254     fusLUT->SetWindow(mFusionWindow);
1255     fusLUT->SetLevel(mFusionLevel);
1256     if (mFusionColorMap == 1)
1257       fusLUT->SetHueRange(0,0.18);
1258     else if (mFusionColorMap == 2)
1259       fusLUT->SetHueRange(0.4,0.80);
1260     else if (mFusionColorMap == 3)
1261     {
1262       fusLUT->SetHueRange(0.666, 0);
1263       fusLUT->SetValueRange(0.5, 1);
1264     }
1265     else if (mFusionColorMap == 4)
1266       fusLUT->SetHueRange(0,1);
1267     else if (mFusionColorMap <= 0)
1268     {
1269       fusLUT->SetValueRange(0,1);
1270       fusLUT->SetSaturationRange(0,0);
1271     }
1272
1273     fusLUT->ForceBuild();
1274     double v[4];
1275
1276     // set color table transparency
1277     //double alpha_range=(double)mFusionThresOpacity/10;
1278     double range_end = fusRange[0] + (double)mFusionThresOpacity*(fusRange[1] - fusRange[0])/100;
1279     double curr_value = fusRange[0];
1280     int nvalues = fusLUT->GetNumberOfTableValues();
1281     for (double i = 0; curr_value < range_end; i++) {
1282       fusLUT->GetTableValue(i, v);
1283       v[3] = 0;
1284       //if (curr_value >= -alpha_range && curr_value <= alpha_range) v[3] = pow(fabs(curr_value/alpha_range),2);
1285       //else v[3] = 1;
1286       fusLUT->SetTableValue(i, v);
1287       curr_value += (fusRange[1] - fusRange[0])/nvalues;
1288     }
1289   }
1290   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
1291
1292     if (mSlicers[i]->GetOverlay()) {
1293       vtkLookupTable* supLUT = vtkLookupTable::New();
1294       supLUT->SetTableRange(range[0],range[1]);
1295       supLUT->SetValueRange(1,1);
1296       supLUT->SetSaturationRange(1,1);
1297       supLUT->SetHueRange(double(mOverlayColor)/360,double(mOverlayColor)/360);
1298       supLUT->Build();
1299       vtkLookupTable* invLUT = vtkLookupTable::New();
1300       invLUT->SetTableRange(range[0],range[1]);
1301       invLUT->SetValueRange(1,1);
1302       invLUT->SetSaturationRange(1,1);
1303       invLUT->SetHueRange(double((mOverlayColor+180)%360)/360,double((mOverlayColor+180)%360)/360);
1304       invLUT->Build();
1305       dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1306         ->SetWindowLevelMode(true);
1307       mSlicers[i]->GetWindowLevel()->SetLookupTable(supLUT);
1308       mSlicers[i]->GetOverlayMapper()->SetLookupTable(invLUT);
1309       invLUT->Delete();
1310       supLUT->Delete();
1311     } else if (mSlicers[i]->GetOverlay()) {
1312       //dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1313       //->SetWindowLevelMode(false);
1314       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1315     } else {
1316       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1317     }
1318
1319     if (mSlicers[i]->GetFusion()) {
1320       mSlicers[i]->ShowFusionLegend(mFusionShowLegend);
1321       mSlicers[i]->GetFusionMapper()->SetLookupTable(fusLUT);
1322       mSlicers[i]->GetFusionActor()->SetOpacity(double(mFusionOpacity)/100);
1323     }
1324   }
1325   if (fusLUT)
1326     fusLUT->Delete();
1327   if (colormap >= 0)
1328     mColorMap = colormap;
1329 }
1330 //----------------------------------------------------------------------------
1331
1332
1333 //----------------------------------------------------------------------------
1334 vvLandmarks* vvSlicerManager::GetLandmarks()
1335 {
1336   if (mLandmarks == NULL) {
1337     mLandmarks = new vvLandmarks(mSlicers[0]->GetTMax()+1);
1338     for (unsigned int i = 0; i < mSlicers.size(); i++)
1339       mSlicers[i]->SetLandmarks(mLandmarks);
1340   }
1341   return mLandmarks;
1342 }
1343 //----------------------------------------------------------------------------
1344
1345
1346 //----------------------------------------------------------------------------
1347 void vvSlicerManager::AddLandmark(float x,float y,float z,float t)
1348 {
1349   double x_index = (x - mSlicers[0]->GetInput()->GetOrigin()[0])/mSlicers[0]->GetInput()->GetSpacing()[0];
1350   double y_index = (y - mSlicers[0]->GetInput()->GetOrigin()[1])/mSlicers[0]->GetInput()->GetSpacing()[1];
1351   double z_index = (z - mSlicers[0]->GetInput()->GetOrigin()[2])/mSlicers[0]->GetInput()->GetSpacing()[2];
1352   if (x_index >= mSlicers[0]->GetInput()->GetWholeExtent()[0]-0.5 &&
1353       x_index <= mSlicers[0]->GetInput()->GetWholeExtent()[1]+0.5 &&
1354       y_index >= mSlicers[0]->GetInput()->GetWholeExtent()[2]-0.5 &&
1355       y_index <= mSlicers[0]->GetInput()->GetWholeExtent()[3]+0.5 &&
1356       z_index >= mSlicers[0]->GetInput()->GetWholeExtent()[4]-0.5 &&
1357       z_index <= mSlicers[0]->GetInput()->GetWholeExtent()[5]+0.5) {
1358     double value = this->GetScalarComponentAsDouble(mSlicers[0]->GetInput(), x_index, y_index, z_index);
1359     this->GetLandmarks()->AddLandmark(x,y,z,t,value);
1360     emit LandmarkAdded();
1361   }
1362 }
1363 //----------------------------------------------------------------------------
1364
1365 //----------------------------------------------------------------------------
1366 void vvSlicerManager::PrevImage(int slicer)
1367 {
1368   emit ChangeImageWithIndexOffset(this, slicer, -1);
1369 }
1370 //----------------------------------------------------------------------------
1371
1372 //----------------------------------------------------------------------------
1373 void vvSlicerManager::NextImage(int slicer)
1374 {
1375   emit ChangeImageWithIndexOffset(this, slicer,  1);
1376 }
1377 //----------------------------------------------------------------------------
1378
1379 //----------------------------------------------------------------------------
1380 void vvSlicerManager::VerticalSliderHasChanged(int slicer, int slice)
1381 {
1382   emit AVerticalSliderHasChanged(slicer, slice);
1383 }
1384
1385 //----------------------------------------------------------------------------
1386
1387 //----------------------------------------------------------------------------
1388 double vvSlicerManager::GetScalarComponentAsDouble(vtkImageData *image, double X, double Y, double Z, int component)
1389 {
1390   int ix, iy, iz;
1391   return mSlicers[0]->GetScalarComponentAsDouble(image, X, Y, Z, ix, iy, iz, component);
1392 }
1393 //----------------------------------------------------------------------------