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