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::string filename,int dim, std::string component)
 246 {
 247   mOverlayName = filename;
 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   std::vector<std::string> filenames;
 256   filenames.push_back(filename);
 257   mOverlayReader->SetInputFilenames(filenames);
 258   mOverlayReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 259   if (mOverlayReader->GetLastError().size() == 0) {
 260     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 261       mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 262     }
 263   } else {
 264     mLastError = mOverlayReader->GetLastError();
 265     return false;
 266   }
 267   return true;
 268 }
 269 //----------------------------------------------------------------------------
 270
 271
 272 //----------------------------------------------------------------------------
 273 bool vvSlicerManager::SetFusion(std::string filename,int dim, std::string component)
 274 {
 275   mFusionName = filename;
 276   mFusionComponent = component;
 277   if (dim > mImage->GetNumberOfDimensions()) {
 278     mLastError = " Overlay dimension cannot be greater then reference image!";
 279     return false;
 280   }
 281   if (mFusionReader.IsNull())
 282     mFusionReader = vvImageReader::New();
 283   std::vector<std::string> filenames;
 284   filenames.push_back(filename);
 285   mFusionReader->SetInputFilenames(filenames);
 286   mFusionReader->Update(mImage->GetNumberOfDimensions(),component.c_str(),mType);
 287   if (mFusionReader->GetLastError().size() == 0) {
 288     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 289       mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 290     }
 291   } else {
 292     mLastError = mFusionReader->GetLastError();
 293     return false;
 294   }
 295   double *fusRange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
 296   mFusionLevel = (fusRange[0]+fusRange[1])/2;
 297   mFusionWindow = fusRange[1]-fusRange[0];
 298
 299   return true;
 300 }
 301 //----------------------------------------------------------------------------
 302
 303
 304 //----------------------------------------------------------------------------
 305 bool vvSlicerManager::SetVF(std::string filename)
 306 {
 307   if (mVectorReader.IsNull())
 308     mVectorReader = vvImageReader::New();
 309   mVectorReader->SetInputFilename(filename);
 310
 311   if (mType == vvImageReader::IMAGEWITHTIME)
 312     mVectorReader->Update(vvImageReader::VECTORFIELDWITHTIME);
 313   else
 314     mVectorReader->Update(vvImageReader::VECTORFIELD);
 315   if (mVectorReader->GetLastError().size() != 0) {
 316     mLastError = mVectorReader->GetLastError();
 317     return false;
 318   } else
 319     return SetVF(mVectorReader->GetOutput(),filename);
 320 }
 321 //----------------------------------------------------------------------------
 322
 323
 324 //----------------------------------------------------------------------------
 325 bool vvSlicerManager::SetVF(vvImage::Pointer vf,std::string filename)
 326 {
 327   if (vf->GetNumberOfDimensions() > mImage->GetNumberOfDimensions()) {
 328     mLastError = "Sorry, vector field dimension cannot be greater then reference image.";
 329     return false;
 330   }
 331   if (vf->GetNumberOfDimensions() == 4) {
 332     if (vf->GetSpacing()[3] != mImage->GetSpacing()[3]) {
 333       mLastError = "Sorry, vector field time spacing cannot be different from time spacing of the reference image.";
 334       return false;
 335     }
 336     if (vf->GetOrigin()[3] != mImage->GetOrigin()[3]) {
 337       mLastError = "Sorry, vector field time origin cannot be different from time origin of the reference image.";
 338       return false;
 339     }
 340   }
 341   mVF=vf;
 342   mVFName = filename;
 343   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 344     mSlicers[i]->SetVF(vf);
 345   }
 346   return true;
 347 }
 348 //----------------------------------------------------------------------------
 349
 350
 351 //----------------------------------------------------------------------------
 352 vvSlicer* vvSlicerManager::GetSlicer(int i)
 353 {
 354   return mSlicers[i];
 355 }
 356 //----------------------------------------------------------------------------
 357
 358
 359 //----------------------------------------------------------------------------
 360 void vvSlicerManager::UpdateSlicer(int num, bool state)
 361 {
 362   if (mSlicers[num]->GetImage())
 363     mSlicers[num]->SetDisplayMode(state);
 364 }
 365 //----------------------------------------------------------------------------
 366
 367
 368 //----------------------------------------------------------------------------
 369 void vvSlicerManager::SetSlicerWindow(int i, vtkRenderWindow* RW)
 370 {
 371   mSlicers[i]->SetRenderWindow(i,RW);
 372 }
 373 //----------------------------------------------------------------------------
 374
 375
 376 //----------------------------------------------------------------------------
 377 void vvSlicerManager::SetInteractorStyleNavigator(int i, vtkInteractorStyle* style)
 378 {
 379   vvSlicerManagerCommand *smc = vvSlicerManagerCommand::New();
 380   smc->SM = this;
 381   smc->SetSlicerNumber(i);
 382   mSlicers[i]->GetRenderWindow()->GetInteractor()->SetInteractorStyle(style);
 383
 384   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 385     GetInteractorStyle()->AddObserver(vtkCommand::KeyPressEvent, smc);
 386   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 387     GetInteractorStyle()->AddObserver(vtkCommand::WindowLevelEvent, smc);
 388   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 389     GetInteractorStyle()->AddObserver(vtkCommand::EndWindowLevelEvent, smc);
 390   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 391     GetInteractorStyle()->AddObserver(vtkCommand::StartWindowLevelEvent, smc);
 392   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 393     GetInteractorStyle()->AddObserver(vtkCommand::PickEvent, smc);
 394   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 395     GetInteractorStyle()->AddObserver(vtkCommand::StartPickEvent, smc);
 396   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 397     GetInteractorStyle()->AddObserver(vtkCommand::LeaveEvent, smc);
 398   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 399     GetInteractorStyle()->AddObserver(vtkCommand::UserEvent, smc);
 400   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 401     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelForwardEvent, smc);
 402   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 403     GetInteractorStyle()->AddObserver(vtkCommand::MouseWheelBackwardEvent, smc);
 404   // mSlicers[i]->GetRenderWindow()->GetInteractor()->
 405   //   GetInteractorStyle()->AddObserver(vtkCommand::LeftButtonReleaseEvent, smc);
 406   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 407     GetInteractorStyle()->AddObserver(vtkCommand::EndPickEvent, smc);
 408   mSlicers[i]->GetRenderWindow()->GetInteractor()->
 409     GetInteractorStyle()->AddObserver(vtkCommand::EndInteractionEvent, smc);
 410   smc->Delete();
 411 }
 412 //----------------------------------------------------------------------------
 413
 414
 415 //----------------------------------------------------------------------------
 416 void vvSlicerManager::LeftButtonReleaseEvent(int slicer)
 417 {
 418   emit LeftButtonReleaseSignal(slicer);
 419 }
 420 //----------------------------------------------------------------------------
 421
 422 //----------------------------------------------------------------------------
 423 void vvSlicerManager::SetSliceOrientation(int slicer, int orientation)
 424 {
 425   mSlicers[slicer]->SetSliceOrientation(orientation);
 426   emit UpdateOrientation(slicer, orientation);
 427 }
 428 //----------------------------------------------------------------------------
 429
 430 //----------------------------------------------------------------------------
 431 int vvSlicerManager::GetTSlice()
 432 {
 433   return mSlicers[0]->GetTSlice();
 434 }
 435 //----------------------------------------------------------------------------
 436
 437 //----------------------------------------------------------------------------
 438 void vvSlicerManager::SetTSlice(int slice)
 439 {
 440   if (slice < 0)
 441     slice = 0;
 442   else if (slice > mSlicers[0]->GetTMax())
 443     slice = mSlicers[0]->GetTMax();
 444   if (mLandmarks)
 445     mLandmarks->SetTime(slice);
 446   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 447     if (slice != mSlicers[i]->GetTSlice()) {
 448       mSlicers[i]->SetTSlice(slice);
 449       UpdateTSlice(i);
 450     }
 451   }
 452 }
 453 //----------------------------------------------------------------------------
 454
 455
 456 //----------------------------------------------------------------------------
 457 void vvSlicerManager::SetNextTSlice(int originating_slicer)
 458 {
 459   int t = mSlicers[0]->GetTSlice();
 460   t++;
 461   if (t > mSlicers[0]->GetTMax())
 462     t = 0;
 463   //std::cout << "vvSlicerManager::SetNextTSlice" << std::endl;
 464   emit UpdateTSlice(originating_slicer,t);
 465 }
 466 //----------------------------------------------------------------------------
 467
 468
 469 //----------------------------------------------------------------------------
 470 void vvSlicerManager::SetPreviousTSlice(int originating_slicer)
 471 {
 472   int t = mSlicers[0]->GetTSlice();
 473   t--;
 474   if (t < 0)
 475     t = mSlicers[0]->GetTMax();
 476   //std::cout << "vvSlicerManager::SetPreviousTSlice" << std::endl;
 477   emit UpdateTSlice(originating_slicer,t);
 478 }
 479 //----------------------------------------------------------------------------
 480
 481
 482 //----------------------------------------------------------------------------
 483 void vvSlicerManager::ToggleInterpolation()
 484 {
 485   bool interpolate=!(mSlicers[0]->GetImageActor()->GetInterpolate());
 486   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 487     mSlicers[i]->GetImageActor()->SetInterpolate(interpolate);
 488     if (mSlicers[i]->GetOverlayActor())
 489       mSlicers[i]->GetOverlayActor()->SetInterpolate(interpolate);
 490     if (mSlicers[i]->GetFusionActor())
 491       mSlicers[i]->GetFusionActor()->SetInterpolate(interpolate);
 492   }
 493 }
 494 //----------------------------------------------------------------------------
 495
 496
 497 //----------------------------------------------------------------------------
 498 void vvSlicerManager::SetTSliceInSlicer(int tslice, int slicer)
 499 {
 500   if (tslice < 0)
 501     tslice = 0;
 502   else if (tslice > mSlicers[slicer]->GetTMax())
 503     tslice = mSlicers[slicer]->GetTMax();
 504   if (mLandmarks)
 505     mLandmarks->SetTime(tslice);
 506
 507   if (mSlicers[slicer]->GetTSlice() == tslice) return;
 508
 509   if(mSlicingPreset==VOXELS_SLICING) {
 510     vtkMatrix4x4 *imageTransformInverse = vtkMatrix4x4::New();
 511     mImage->GetTransform()[tslice]->GetInverse(imageTransformInverse);
 512     this->GetSlicer(slicer)->GetSlicingTransform()->SetMatrix(imageTransformInverse);
 513     imageTransformInverse->Delete();
 514   }
 515
 516   mSlicers[slicer]->SetTSlice(tslice);
 517   UpdateTSlice(slicer);
 518 }
 519 //----------------------------------------------------------------------------
 520
 521
 522 //----------------------------------------------------------------------------
 523 void vvSlicerManager::SetColorWindow(double s)
 524 {
 525   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 526     mSlicers[i]->SetColorWindow(s);
 527   }
 528 }
 529 //----------------------------------------------------------------------------
 530
 531 //----------------------------------------------------------------------------
 532 void vvSlicerManager::SetColorLevel(double s)
 533 {
 534   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 535     mSlicers[i]->SetColorLevel(s);
 536   }
 537 }
 538 //----------------------------------------------------------------------------
 539
 540 //----------------------------------------------------------------------------
 541 void vvSlicerManager::SetOverlayColorWindow(double s)
 542 {
 543   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 544     mSlicers[i]->SetOverlayColorWindow(s);
 545   }
 546 }
 547 //----------------------------------------------------------------------------
 548
 549 //----------------------------------------------------------------------------
 550 void vvSlicerManager::SetOverlayColorLevel(double s)
 551 {
 552   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 553     mSlicers[i]->SetOverlayColorLevel(s);
 554   }
 555 }
 556 //----------------------------------------------------------------------------
 557
 558 //----------------------------------------------------------------------------
 559 void vvSlicerManager::SetLinkOverlayWindowLevel(bool b)
 560 {
 561   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 562     mSlicers[i]->SetLinkOverlayWindowLevel(b);
 563   }
 564 }
 565 //----------------------------------------------------------------------------
 566
 567 //----------------------------------------------------------------------------
 568 void vvSlicerManager::SetCursorAndCornerAnnotationVisibility(int s)
 569 {
 570   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 571     mSlicers[i]->SetCursorVisibility(s);
 572     mSlicers[i]->SetCornerAnnotationVisibility(s);
 573   }
 574 }
 575 //----------------------------------------------------------------------------
 576
 577 //----------------------------------------------------------------------------
 578 void vvSlicerManager::SetOpacity(int i, double factor)
 579 {
 580   mSlicers[i]->SetOpacity(1/factor);
 581 }
 582 //----------------------------------------------------------------------------
 583
 584
 585 //----------------------------------------------------------------------------
 586 void vvSlicerManager::UpdateViews(int current,int slicer)
 587 {
 588   double p[3], pt[3];
 589   p[0] = mSlicers[slicer]->GetCurrentPosition()[0];
 590   p[1] = mSlicers[slicer]->GetCurrentPosition()[1];
 591   p[2] = mSlicers[slicer]->GetCurrentPosition()[2];
 592   mSlicers[slicer]->GetSlicingTransform()->GetInverse()->TransformPoint(p, pt);
 593
 594   double x = (pt[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0])
 595     /mSlicers[slicer]->GetInput()->GetSpacing()[0];
 596   double y = (pt[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1])
 597     /mSlicers[slicer]->GetInput()->GetSpacing()[1];
 598   double z = (pt[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2])
 599     /mSlicers[slicer]->GetInput()->GetSpacing()[2];
 600
 601   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0]-0.5 &&
 602       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1]+0.5 &&
 603       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2]-0.5 &&
 604       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3]+0.5 &&
 605       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4]-0.5 &&
 606       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]+0.5) {
 607     mSlicers[slicer]->UpdateCursorPosition();
 608     mSlicers[slicer]->SetCursorColor(10,212,255);
 609
 610     switch (mSlicers[slicer]->GetSliceOrientation()) {
 611     case vtkImageViewer2::SLICE_ORIENTATION_XY:
 612       if (mSlicers[slicer]->GetSlice() != (int)lrint(z))
 613         mSlicers[slicer]->SetSlice((int)lrint(z));
 614       break;
 615
 616     case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 617       if (mSlicers[slicer]->GetSlice() != (int)lrint(y))
 618         mSlicers[slicer]->SetSlice((int)lrint(y));
 619       break;
 620
 621     case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 622       if (mSlicers[slicer]->GetSlice() != (int)lrint(x))
 623         mSlicers[slicer]->SetSlice((int)lrint(x));
 624       break;
 625     }
 626     mSlicers[slicer]->Render();
 627
 628     for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 629       if (i != (unsigned int)slicer
 630           && mSlicers[i]->GetRenderer()->GetDraw()
 631           && mSlicers[i]->GetRenderWindow()->GetSize()[0] > 2
 632           && mSlicers[i]->GetRenderWindow()->GetSize()[1] > 2) {
 633         mSlicers[i]->SetCurrentPosition(p[0], p[1], p[2], mSlicers[slicer]->GetTSlice());
 634         mSlicers[i]->UpdateCursorPosition();
 635         if (current) { //do not display corner annotation if image is the one picked
 636           mSlicers[i]->SetCurrentPosition(-VTK_DOUBLE_MAX,-VTK_DOUBLE_MAX,
 637                                           -VTK_DOUBLE_MAX, mSlicers[slicer]->GetTSlice());
 638           mSlicers[i]->SetCursorColor(255,10,212);
 639         } else {
 640           mSlicers[i]->SetCursorColor(150,10,282);
 641         }
 642         switch (mSlicers[i]->GetSliceOrientation()) {
 643         case vtkImageViewer2::SLICE_ORIENTATION_XY:
 644           if (mSlicers[i]->GetSlice() != (int)floor(z))
 645             mSlicers[i]->SetSlice((int)floor(z));
 646           break;
 647
 648         case vtkImageViewer2::SLICE_ORIENTATION_XZ:
 649           if (mSlicers[i]->GetSlice() != (int)floor(y))
 650             mSlicers[i]->SetSlice((int)floor(y));
 651           break;
 652
 653         case vtkImageViewer2::SLICE_ORIENTATION_YZ:
 654           if (mSlicers[i]->GetSlice() != (int)floor(x))
 655             mSlicers[i]->SetSlice((int)floor(x));
 656           break;
 657         }
 658
 659         mSlicers[i]->Render();
 660
 661         UpdateSlice(i);
 662         UpdateTSlice(i);
 663       }
 664     }
 665   }
 666 }
 667 //----------------------------------------------------------------------------
 668
 669
 670 //----------------------------------------------------------------------------
 671 void vvSlicerManager::UpdateLinked(int slicer)
 672 {
 673   double p[3], pt[3];
 674   p[0] = mSlicers[slicer]->GetCurrentPosition()[0];
 675   p[1] = mSlicers[slicer]->GetCurrentPosition()[1];
 676   p[2] = mSlicers[slicer]->GetCurrentPosition()[2];
 677   mSlicers[slicer]->GetSlicingTransform()->GetInverse()->TransformPoint(p, pt);
 678   double x = (pt[0] - mSlicers[slicer]->GetInput()->GetOrigin()[0]) / mSlicers[slicer]->GetInput()->GetSpacing()[0];
 679   double y = (pt[1] - mSlicers[slicer]->GetInput()->GetOrigin()[1]) / mSlicers[slicer]->GetInput()->GetSpacing()[1];
 680   double z = (pt[2] - mSlicers[slicer]->GetInput()->GetOrigin()[2]) / mSlicers[slicer]->GetInput()->GetSpacing()[2];
 681
 682   if (x >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0]-0.5 &&
 683       x <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1]+0.5 &&
 684       y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2]-0.5 &&
 685       y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3]+0.5 &&
 686       z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4]-0.5 &&
 687       z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]+0.5) {
 688     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++) {
 689       emit UpdateLinkManager(*i, slicer, p[0], p[1], p[2], mSlicers[slicer]->GetTSlice());
 690     }
 691   }
 692 }
 693 //----------------------------------------------------------------------------
 694
 695 //----------------------------------------------------------------------------
 696 void vvSlicerManager::UpdateLinkedNavigation(vvSlicer *refSlicer, bool bPropagate)
 697 {
 698   vtkCamera *refCam = refSlicer->GetRenderer()->GetActiveCamera();
 699
 700   double refPosition[3];
 701   refCam->GetPosition(refPosition);
 702   refPosition[refSlicer->GetSliceOrientation()] = refSlicer->GetSlice() *
 703       refSlicer->GetInput()->GetSpacing()[refSlicer->GetSliceOrientation()] +
 704       refSlicer->GetInput()->GetOrigin()[refSlicer->GetSliceOrientation()];
 705
 706   refSlicer->GetSlicingTransform()->TransformPoint(refPosition, refPosition);
 707   mSlicers[0]->GetSlicingTransform()->GetInverse()->TransformPoint(refPosition, refPosition);
 708
 709   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 710     vtkCamera *camera = mSlicers[i]->GetRenderer()->GetActiveCamera();
 711     camera->SetParallelScale(refCam->GetParallelScale());
 712
 713     double position[3], focal[3];
 714     camera->GetPosition(position);
 715     camera->GetFocalPoint(focal);
 716
 717     for(int j=0; j<3; j++) {
 718       if(j!=mSlicers[i]->GetSliceOrientation()) {
 719         position[j] = refPosition[j];
 720         focal[j]    = refPosition[j];
 721       }
 722     }
 723
 724     camera->SetFocalPoint(focal);
 725     camera->SetPosition(position);
 726
 727     //Fix for bug #243
 728     mSlicers[i]->ForceUpdateDisplayExtent();
 729   }
 730
 731   Render();
 732   if(bPropagate)
 733     for (std::list<std::string>::const_iterator i = mLinkedId.begin(); i != mLinkedId.end(); i++)
 734       emit UpdateLinkedNavigation(*i, this, refSlicer);
 735 }
 736 //----------------------------------------------------------------------------
 737
 738 //----------------------------------------------------------------------------
 739 double vvSlicerManager::GetColorWindow()
 740 {
 741   if (mSlicers.size())
 742     return mSlicers[0]->GetColorWindow();
 743   return -1;
 744 }
 745 //----------------------------------------------------------------------------
 746
 747
 748 //----------------------------------------------------------------------------
 749 double vvSlicerManager::GetColorLevel()
 750 {
 751   if (mSlicers.size())
 752     return mSlicers[0]->GetColorLevel();
 753   return -1;
 754 }
 755 //----------------------------------------------------------------------------
 756
 757 //----------------------------------------------------------------------------
 758 double vvSlicerManager::GetOverlayColorWindow() const
 759 {
 760   if (mSlicers.size())
 761     return mSlicers[0]->GetOverlayColorWindow();
 762   return -1;
 763 }
 764 //----------------------------------------------------------------------------
 765
 766 //----------------------------------------------------------------------------
 767 double vvSlicerManager::GetOverlayColorLevel() const
 768 {
 769   if (mSlicers.size())
 770     return mSlicers[0]->GetOverlayColorLevel();
 771   return -1;
 772 }
 773 //----------------------------------------------------------------------------
 774
 775 //----------------------------------------------------------------------------
 776 bool vvSlicerManager::GetLinkOverlayWindowLevel() const
 777 {
 778   if (mSlicers.size())
 779     return mSlicers[0]->GetLinkOverlayWindowLevel();
 780   return -1;
 781 }
 782 //----------------------------------------------------------------------------
 783
 784 //------------------------------------------------------------------------------
 785 void vvSlicerManager::ResetTransformationToIdentity(const std::string actorType)
 786 {
 787   if(actorType == "image")
 788     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 789       this->GetImage()->GetTransform()[i]->Identity();
 790   else if(actorType == "overlay")
 791     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 792       this->GetSlicer(0)->GetOverlay()->GetTransform()[i]->Identity();
 793   else if(actorType == "fusion")
 794     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 795       this->GetSlicer(0)->GetFusion()->GetTransform()[i]->Identity();
 796   else if(actorType == "vf")
 797     for(unsigned int i=0; i<this->GetImage()->GetTransform().size(); i++)
 798       this->GetVF()->GetTransform()[i]->Identity();
 799   else
 800     return;
 801
 802   for(int i=0; i< this->GetNumberOfSlicers(); i++){
 803     this->GetSlicer(i)->ForceUpdateDisplayExtent();
 804     this->GetSlicer(i)->ResetCamera();
 805     this->GetSlicer(i)->Render();
 806   }
 807 }
 808 //------------------------------------------------------------------------------
 809
 810 //----------------------------------------------------------------------------
 811 void vvSlicerManager::Render()
 812 {
 813   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 814     mSlicers[i]->Render();
 815   }
 816 }
 817 //----------------------------------------------------------------------------
 818
 819
 820 //----------------------------------------------------------------------------
 821 void vvSlicerManager::GenerateDefaultLookupTable()
 822 {
 823   SetPreset(mPreset);
 824   SetColorMap(mColorMap);
 825 }
 826 //----------------------------------------------------------------------------
 827
 828
 829 //----------------------------------------------------------------------------
 830 void vvSlicerManager::Reload()
 831 {
 832   mReader->Update(mType);
 833   mImage=mReader->GetOutput();
 834   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 835     mSlicers[i]->SetImage(mImage);
 836   }
 837 }
 838 //----------------------------------------------------------------------------
 839
 840
 841 //----------------------------------------------------------------------------
 842 void vvSlicerManager::ReloadFusion()
 843 {
 844   mFusionReader->Update(mImage->GetNumberOfDimensions(),mFusionComponent.c_str(),mType);
 845
 846   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 847     mSlicers[i]->SetFusion(mFusionReader->GetOutput());
 848     mSlicers[i]->Render();
 849   }
 850 }
 851 //----------------------------------------------------------------------------
 852
 853
 854 //----------------------------------------------------------------------------
 855 void vvSlicerManager::ReloadOverlay()
 856 {
 857   mOverlayReader->Update(mImage->GetNumberOfDimensions(),mOverlayComponent.c_str(),mType);
 858   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 859     mSlicers[i]->SetOverlay(mOverlayReader->GetOutput());
 860     mSlicers[i]->Render();
 861   }
 862 }
 863 //----------------------------------------------------------------------------
 864
 865
 866 //----------------------------------------------------------------------------
 867 void vvSlicerManager::ReloadVF()
 868 {
 869   mVectorReader->Update(vvImageReader::VECTORFIELD); //deletes the old images through the VF::Init() function
 870   mVF=mVectorReader->GetOutput();
 871   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 872     mSlicers[i]->SetVF(mVF);
 873     mSlicers[i]->Render();
 874   }
 875 }
 876 //----------------------------------------------------------------------------
 877
 878
 879 //----------------------------------------------------------------------------
 880 void vvSlicerManager::RemoveActor(const std::string& actor_type, int overlay_index)
 881 {
 882   if (actor_type =="overlay")
 883     mOverlayReader = NULL;
 884
 885   if (actor_type =="fusion")
 886     mFusionReader = NULL;
 887
 888   for (unsigned int i = 0; i < mSlicers.size(); i++)
 889     mSlicers[i]->RemoveActor(actor_type,overlay_index);
 890
 891   if (actor_type=="vector") {
 892     mVF=NULL;
 893     mVectorReader=NULL;
 894   }
 895 }
 896 //----------------------------------------------------------------------------
 897
 898
 899 //----------------------------------------------------------------------------
 900 void vvSlicerManager::RemoveActors()
 901 {
 902   ///This method leaks a few objects. See RemoveActor for what a
 903   ///correct implementation would look like
 904   //DS -> probably due to the reader (now released in the
 905   //RemoveActor() function. (I hope)
 906   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
 907     mSlicers[i]->SetDisplayMode(0);
 908     mSlicers[i]->GetRenderer()->RemoveActor(mSlicers[i]->GetImageActor());
 909   }
 910 }
 911 //----------------------------------------------------------------------------
 912
 913
 914 //----------------------------------------------------------------------------
 915 void vvSlicerManager::UpdateInfoOnCursorPosition(int slicer)
 916 {
 917   //  int view = mSlicers[slicer]->GetSliceOrientation();
 918   //  int slice = mSlicers[slicer]->GetSlice();
 919   double x = mSlicers[slicer]->GetCursorPosition()[0];
 920   double y = mSlicers[slicer]->GetCursorPosition()[1];
 921   double z = mSlicers[slicer]->GetCursorPosition()[2];
 922   double X = (x - mSlicers[slicer]->GetInput()->GetOrigin()[0])/
 923     mSlicers[slicer]->GetInput()->GetSpacing()[0];
 924   double Y = (y - mSlicers[slicer]->GetInput()->GetOrigin()[1])/
 925     mSlicers[slicer]->GetInput()->GetSpacing()[1];
 926   double Z = (z - mSlicers[slicer]->GetInput()->GetOrigin()[2])/
 927     mSlicers[slicer]->GetInput()->GetSpacing()[2];
 928   double value = -VTK_DOUBLE_MAX;
 929   int displayVec = 0;
 930   double xVec=0, yVec=0, zVec=0, valueVec=0;
 931   int displayOver = 0;
 932   int displayFus = 0;
 933   double valueOver=0, valueFus=0;
 934   if (X >= mSlicers[slicer]->GetInput()->GetWholeExtent()[0] &&
 935       X <= mSlicers[slicer]->GetInput()->GetWholeExtent()[1] &&
 936       Y >= mSlicers[slicer]->GetInput()->GetWholeExtent()[2] &&
 937       Y <= mSlicers[slicer]->GetInput()->GetWholeExtent()[3] &&
 938       Z >= mSlicers[slicer]->GetInput()->GetWholeExtent()[4] &&
 939       Z <= mSlicers[slicer]->GetInput()->GetWholeExtent()[5]) {
 940     value = this->GetScalarComponentAsDouble(mSlicers[slicer]->GetInput(), X, Y, Z);
 941
 942     if (mSlicers[slicer]->GetVFActor() ) {
 943       displayVec = 1;
 944       unsigned int currentTime = mSlicers[slicer]->GetTSlice();
 945       vtkImageData *vf = NULL;
 946
 947       if (mSlicers[slicer]->GetVF()->GetVTKImages().size() > currentTime)
 948         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[currentTime];
 949       else
 950         vf = mSlicers[slicer]->GetVF()->GetVTKImages()[0];
 951
 952       if (vf) {
 953         double Xvf = (x - vf->GetOrigin()[0])/ vf->GetSpacing()[0];
 954         double Yvf = (y - vf->GetOrigin()[1])/ vf->GetSpacing()[1];
 955         double Zvf = (z - vf->GetOrigin()[2])/ vf->GetSpacing()[2];
 956         xVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 0);
 957         yVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 1);
 958         zVec = this->GetScalarComponentAsDouble( vf, Xvf, Yvf, Zvf, 2);
 959         valueVec = sqrt(xVec*xVec + yVec*yVec + zVec*zVec);
 960       }
 961     }
 962     if (mSlicers[slicer]->GetOverlayActor() ) {
 963       displayOver = 1;
 964       vtkImageData *overlay = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetOverlayMapper()->GetInput());
 965       double Xover = (x - overlay->GetOrigin()[0]) / overlay->GetSpacing()[0];
 966       double Yover = (y - overlay->GetOrigin()[1]) / overlay->GetSpacing()[1];
 967       double Zover = (z - overlay->GetOrigin()[2]) / overlay->GetSpacing()[2];
 968       valueOver = this->GetScalarComponentAsDouble(overlay, Xover, Yover, Zover);
 969     }
 970     if (mSlicers[slicer]->GetFusionActor() ) {
 971       displayFus = 1;
 972       vtkImageData *fusion = dynamic_cast<vtkImageData*>(mSlicers[slicer]->GetFusionMapper()->GetInput());
 973       double Xover = (x - fusion->GetOrigin()[0]) / fusion->GetSpacing()[0];
 974       double Yover = (y - fusion->GetOrigin()[1]) / fusion->GetSpacing()[1];
 975       double Zover = (z - fusion->GetOrigin()[2]) / fusion->GetSpacing()[2];
 976       valueFus = this->GetScalarComponentAsDouble(fusion, Xover, Yover, Zover);
 977     }
 978     emit UpdatePosition(mSlicers[slicer]->GetCursorVisibility(),
 979                         x,y,z,X,Y,Z,value);
 980     emit UpdateVector(displayVec,xVec, yVec, zVec, valueVec);
 981     emit UpdateOverlay(displayOver,valueOver,value);
 982     emit UpdateFusion(displayFus,valueFus);
 983   }
 984 }
 985 //----------------------------------------------------------------------------
 986
 987
 988 //----------------------------------------------------------------------------
 989 void vvSlicerManager::Activated()
 990 {
 991   emit currentImageChanged(mId);
 992 }
 993 //----------------------------------------------------------------------------
 994
 995
 996 //----------------------------------------------------------------------------
 997 void vvSlicerManager::Picked()
 998 {
 999   emit currentPickedImageChanged(mId);
1000 }
1001 //----------------------------------------------------------------------------
1002
1003
1004 //----------------------------------------------------------------------------
1005 void vvSlicerManager::UpdateWindowLevel()
1006 {
1007   emit WindowLevelChanged();
1008 }
1009 //----------------------------------------------------------------------------
1010
1011
1012 //----------------------------------------------------------------------------
1013 void vvSlicerManager::UpdateSlice(int slicer)
1014 {
1015   if (mPreviousSlice[slicer] == mSlicers[slicer]->GetSlice()) {
1016     //DD("============= NOTHING");
1017     return;
1018   }
1019   //std::cout << "vvSlicerManager::UpdateSlice " << slicer << " " << mSlicers[slicer]->GetSlice() << std::endl;
1020   emit UpdateSlice(slicer, mSlicers[slicer]->GetSlice());
1021   mSlicers[slicer]->Render(); // DS <-- I add this, this could/must be the only Render ...
1022   mPreviousSlice[slicer] = mSlicers[slicer]->GetSlice();
1023 }
1024 //----------------------------------------------------------------------------
1025
1026
1027 //----------------------------------------------------------------------------
1028 void vvSlicerManager::UpdateTSlice(int slicer)
1029 {
1030   int slice = mSlicers[slicer]->GetSlice();
1031   int tslice = mSlicers[slicer]->GetTSlice();
1032   if (mPreviousSlice[slicer] == slice) {
1033     if (mPreviousTSlice[slicer] == tslice) {
1034       //      DD("************** NOTHING ***********");
1035       return;
1036     }
1037   }
1038   mPreviousSlice[slicer] = slice;
1039   mPreviousTSlice[slicer] = tslice;
1040   //std::cout << "vvSlicerManager::UpdateTSlice " << slicer << " " << tslice << std::endl;
1041   emit UpdateTSlice(slicer, tslice);
1042 }
1043 //----------------------------------------------------------------------------
1044
1045
1046 //----------------------------------------------------------------------------
1047 void vvSlicerManager::UpdateSliceRange(int slicer)
1048 {
1049   emit UpdateSliceRange(slicer,
1050                         mSlicers[slicer]->GetSliceRange()[0], mSlicers[slicer]->GetSliceRange()[1],
1051                         0,mSlicers[slicer]->GetTMax());
1052 }
1053 //----------------------------------------------------------------------------
1054
1055 //----------------------------------------------------------------------------
1056 void vvSlicerManager::SetSlicingPreset(SlicingPresetType preset)
1057 {
1058   if(mSlicingPreset==preset)
1059     return;
1060
1061   vtkMatrix4x4 *imageTransformInverse = vtkMatrix4x4::New();
1062   mImage->GetTransform()[this->GetTSlice()]->GetInverse(imageTransformInverse);
1063
1064   for(int i=0; i< this->GetNumberOfSlicers(); i++){
1065     vvSlicer *s = this->GetSlicer(i);
1066     switch(preset)
1067     {
1068     case WORLD_SLICING:
1069       s->GetSlicingTransform()->Identity();
1070       break;
1071     case VOXELS_SLICING:
1072       s->GetSlicingTransform()->SetMatrix(imageTransformInverse);
1073       break;
1074     default:
1075       imageTransformInverse->Delete();
1076       return;
1077     }
1078     s->ForceUpdateDisplayExtent();
1079     s->SetSlice((s->GetInput()->GetWholeExtent()[s->GetSliceOrientation()*2+1]
1080                 +s->GetInput()->GetWholeExtent()[s->GetSliceOrientation()*2])/2.0);
1081     s->ResetCamera();
1082     s->Render();
1083   }
1084
1085   imageTransformInverse->Delete();
1086   mSlicingPreset = preset;
1087 }
1088
1089 //----------------------------------------------------------------------------
1090
1091 //----------------------------------------------------------------------------
1092 void vvSlicerManager::SetPreset(int preset)
1093 {
1094   //vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1095   double window = mSlicers[0]->GetColorWindow();
1096   double level = mSlicers[0]->GetColorLevel();
1097
1098   std::string component_type=mImage->GetScalarTypeAsITKString();
1099   switch (preset) {
1100   case 0:
1101     double range[2];
1102     mImage->GetScalarRange(range);
1103     window = range[1] - range[0];
1104     level = (range[1] + range[0])* 0.5;
1105     break;
1106   case 1:
1107     window = 2000;
1108     level = 0;
1109     break;
1110   case 2:
1111     window = 400;
1112     level = 20;
1113     break;
1114   case 3:
1115     window = 1500;
1116     level = -500;
1117     break;
1118   case 4:
1119     window = 1000;
1120     level = 500;
1121     break;
1122   case 5:
1123     window = 1;
1124     level = 0.5;
1125     break;
1126   case 6:
1127     break;
1128   case 7:
1129     window=1.;
1130     level=0.;
1131     break;
1132   }
1133   mPreset = preset;
1134   this->SetColorWindow(window);
1135   this->SetColorLevel(level);
1136
1137   //if (LUT)
1138   //{
1139   //    SetColorMap(-1);
1140   //}
1141 }
1142 //----------------------------------------------------------------------------
1143
1144
1145 //----------------------------------------------------------------------------
1146 void vvSlicerManager::SetLocalColorWindowing(const int slicer, const bool bCtrlKey)
1147 {
1148   double min, max;
1149   if(bCtrlKey && this->mSlicers[slicer]->GetFusion()) {
1150     int t = mSlicers[slicer]->GetFusionTSlice();
1151     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1152                                                           this->mSlicers[slicer]->GetFusion()->GetVTKImages()[t],
1153                                                           this->mSlicers[slicer]->GetConcatenatedFusionTransform());
1154     this->SetFusionWindow(max-min);
1155     this->SetFusionLevel(0.5*(min+max));
1156     this->SetColorMap(mColorMap);
1157   }
1158   else if(bCtrlKey && this->mSlicers[slicer]->GetOverlay()) {
1159     int t = mSlicers[slicer]->GetOverlayTSlice();
1160     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1161                                                           this->mSlicers[slicer]->GetOverlay()->GetVTKImages()[t],
1162                                                           this->mSlicers[slicer]->GetConcatenatedOverlayTransform());
1163     if(this->mSlicers[slicer]->GetLinkOverlayWindowLevel()){
1164       this->SetColorWindow(max-min);
1165       this->SetColorLevel(0.5*(min+max));
1166     } else {
1167       this->SetOverlayColorWindow(max-min);
1168       this->SetOverlayColorLevel(0.5*(min+max));
1169     }
1170   }
1171   else {
1172     int t = this->GetTSlice();
1173     this->mSlicers[slicer]->GetExtremasAroundMousePointer(min, max,
1174                                                           this->mSlicers[slicer]->GetImage()->GetVTKImages()[t],
1175                                                           this->mSlicers[slicer]->GetConcatenatedTransform());
1176     this->SetColorWindow(max-min);
1177     this->SetColorLevel(0.5*(min+max));
1178     this->SetPreset(6);
1179   }
1180   this->Render();
1181   this->UpdateWindowLevel();
1182 }
1183 //----------------------------------------------------------------------------
1184
1185
1186 //----------------------------------------------------------------------------
1187 void vvSlicerManager::SetColorMap(int colormap)
1188 {
1189   double range[2];
1190   range[0] = mSlicers[0]->GetInput()->GetScalarRange()[0];
1191   range[1] = mSlicers[0]->GetInput()->GetScalarRange()[1];
1192
1193   double window = mSlicers[0]->GetWindowLevel()->GetWindow();
1194   double level = mSlicers[0]->GetWindowLevel()->GetLevel();
1195
1196   vtkLookupTable* LUT = static_cast<vtkLookupTable*>(mSlicers[0]->GetWindowLevel()->GetLookupTable());
1197   switch (colormap) {
1198   case -1:
1199     break;
1200   case 0:
1201     LUT = NULL;
1202     break;
1203   case 1:
1204     if (LUT == NULL)
1205       LUT = vtkLookupTable::New();
1206     LUT->SetValueRange(0,1);
1207     LUT->SetSaturationRange(1,1);
1208     LUT->SetHueRange(0,0.18);
1209     break;
1210   case 2:
1211     if (LUT == NULL)
1212       LUT = vtkLookupTable::New();
1213     LUT->SetValueRange(0,1);
1214     LUT->SetSaturationRange(1,1);
1215     LUT->SetHueRange(0.4,0.80);
1216     break;
1217   case 3:
1218     if (LUT == NULL)
1219       LUT = vtkLookupTable::New();
1220     LUT->SetValueRange(0.5,1);
1221     LUT->SetSaturationRange(1,1);
1222     LUT->SetHueRange(0.666,0);
1223     break;
1224   case 4:
1225     if (LUT == NULL)
1226       LUT = vtkLookupTable::New();
1227     LUT->SetValueRange(1,1);
1228     LUT->SetSaturationRange(1,1);
1229     LUT->SetHueRange(0,1);
1230     LUT->SetAlphaRange(1, 1);
1231     break;
1232   case 5:
1233     if (LUT == NULL)
1234       LUT = vtkLookupTable::New();
1235     LUT->SetValueRange(1,1);
1236     LUT->SetSaturationRange(1,1);
1237     LUT->SetHueRange(1,0.1);
1238     //LUT->SetRampToLinear();
1239     break;
1240   }
1241   if (LUT) {
1242     LUT->SetTableRange(level-fabs(window)/2,level+fabs(window)/2);
1243     LUT->Build();
1244   }
1245   vtkWindowLevelLookupTable* fusLUT = NULL;
1246   if (mSlicers[0]->GetFusion()) { // && mFusionColorMap >= 0) {
1247     fusLUT = vtkWindowLevelLookupTable::New();
1248     double fusRange [2];
1249     fusRange[0] = mFusionLevel - mFusionWindow/2;
1250     fusRange[1] = mFusionLevel + mFusionWindow/2;
1251     double* frange = mFusionReader->GetOutput()->GetVTKImages()[0]->GetScalarRange();
1252     fusLUT->SetTableRange(frange);
1253     fusLUT->SetValueRange(1,1);
1254     fusLUT->SetSaturationRange(1,1);
1255     fusLUT->SetAlphaRange(1, 1);
1256     fusLUT->SetWindow(mFusionWindow);
1257     fusLUT->SetLevel(mFusionLevel);
1258     if (mFusionColorMap == 1)
1259       fusLUT->SetHueRange(0,0.18);
1260     else if (mFusionColorMap == 2)
1261       fusLUT->SetHueRange(0.4,0.80);
1262     else if (mFusionColorMap == 3)
1263     {
1264       fusLUT->SetHueRange(0.666, 0);
1265       fusLUT->SetValueRange(0.5, 1);
1266     }
1267     else if (mFusionColorMap == 4)
1268       fusLUT->SetHueRange(0,1);
1269     else if (mFusionColorMap <= 0)
1270     {
1271       fusLUT->SetValueRange(0,1);
1272       fusLUT->SetSaturationRange(0,0);
1273     }
1274
1275     fusLUT->ForceBuild();
1276     double v[4];
1277
1278     // set color table transparency
1279     //double alpha_range=(double)mFusionThresOpacity/10;
1280     double range_end = fusRange[0] + (double)mFusionThresOpacity*(fusRange[1] - fusRange[0])/100;
1281     double curr_value = fusRange[0];
1282     int nvalues = fusLUT->GetNumberOfTableValues();
1283     for (double i = 0; curr_value < range_end; i++) {
1284       fusLUT->GetTableValue(i, v);
1285       v[3] = 0;
1286       //if (curr_value >= -alpha_range && curr_value <= alpha_range) v[3] = pow(fabs(curr_value/alpha_range),2);
1287       //else v[3] = 1;
1288       fusLUT->SetTableValue(i, v);
1289       curr_value += (fusRange[1] - fusRange[0])/nvalues;
1290     }
1291   }
1292   for ( unsigned int i = 0; i < mSlicers.size(); i++) {
1293
1294     if (mSlicers[i]->GetOverlay()) {
1295       vtkLookupTable* supLUT = vtkLookupTable::New();
1296       supLUT->SetTableRange(range[0],range[1]);
1297       supLUT->SetValueRange(1,1);
1298       supLUT->SetSaturationRange(1,1);
1299       supLUT->SetHueRange(double(mOverlayColor)/360,double(mOverlayColor)/360);
1300       supLUT->Build();
1301       vtkLookupTable* invLUT = vtkLookupTable::New();
1302       invLUT->SetTableRange(range[0],range[1]);
1303       invLUT->SetValueRange(1,1);
1304       invLUT->SetSaturationRange(1,1);
1305       invLUT->SetHueRange(double((mOverlayColor+180)%360)/360,double((mOverlayColor+180)%360)/360);
1306       invLUT->Build();
1307       dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1308         ->SetWindowLevelMode(true);
1309       mSlicers[i]->GetWindowLevel()->SetLookupTable(supLUT);
1310       mSlicers[i]->GetOverlayMapper()->SetLookupTable(invLUT);
1311       invLUT->Delete();
1312       supLUT->Delete();
1313     } else if (mSlicers[i]->GetOverlay()) {
1314       //dynamic_cast<vvImageMapToWLColors*>(mSlicers[i]->GetWindowLevel())
1315       //->SetWindowLevelMode(false);
1316       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1317     } else {
1318       mSlicers[i]->GetWindowLevel()->SetLookupTable(LUT);
1319     }
1320
1321     if (mSlicers[i]->GetFusion()) {
1322       mSlicers[i]->ShowFusionLegend(mFusionShowLegend);
1323       mSlicers[i]->GetFusionMapper()->SetLookupTable(fusLUT);
1324       mSlicers[i]->GetFusionActor()->SetOpacity(double(mFusionOpacity)/100);
1325     }
1326   }
1327   if (fusLUT)
1328     fusLUT->Delete();
1329   if (colormap >= 0)
1330     mColorMap = colormap;
1331 }
1332 //----------------------------------------------------------------------------
1333
1334
1335 //----------------------------------------------------------------------------
1336 vvLandmarks* vvSlicerManager::GetLandmarks()
1337 {
1338   if (mLandmarks == NULL) {
1339     mLandmarks = new vvLandmarks(mSlicers[0]->GetTMax()+1);
1340     for (unsigned int i = 0; i < mSlicers.size(); i++)
1341       mSlicers[i]->SetLandmarks(mLandmarks);
1342   }
1343   return mLandmarks;
1344 }
1345 //----------------------------------------------------------------------------
1346
1347
1348 //----------------------------------------------------------------------------
1349 void vvSlicerManager::AddLandmark(float x,float y,float z,float t)
1350 {
1351   double x_index = (x - mSlicers[0]->GetInput()->GetOrigin()[0])/mSlicers[0]->GetInput()->GetSpacing()[0];
1352   double y_index = (y - mSlicers[0]->GetInput()->GetOrigin()[1])/mSlicers[0]->GetInput()->GetSpacing()[1];
1353   double z_index = (z - mSlicers[0]->GetInput()->GetOrigin()[2])/mSlicers[0]->GetInput()->GetSpacing()[2];
1354   if (x_index >= mSlicers[0]->GetInput()->GetWholeExtent()[0]-0.5 &&
1355       x_index <= mSlicers[0]->GetInput()->GetWholeExtent()[1]+0.5 &&
1356       y_index >= mSlicers[0]->GetInput()->GetWholeExtent()[2]-0.5 &&
1357       y_index <= mSlicers[0]->GetInput()->GetWholeExtent()[3]+0.5 &&
1358       z_index >= mSlicers[0]->GetInput()->GetWholeExtent()[4]-0.5 &&
1359       z_index <= mSlicers[0]->GetInput()->GetWholeExtent()[5]+0.5) {
1360     double value = this->GetScalarComponentAsDouble(mSlicers[0]->GetInput(), x_index, y_index, z_index);
1361     this->GetLandmarks()->AddLandmark(x,y,z,t,value);
1362     emit LandmarkAdded();
1363   }
1364 }
1365 //----------------------------------------------------------------------------
1366
1367 //----------------------------------------------------------------------------
1368 void vvSlicerManager::PrevImage(int slicer)
1369 {
1370   emit ChangeImageWithIndexOffset(this, slicer, -1);
1371 }
1372 //----------------------------------------------------------------------------
1373
1374 //----------------------------------------------------------------------------
1375 void vvSlicerManager::NextImage(int slicer)
1376 {
1377   emit ChangeImageWithIndexOffset(this, slicer,  1);
1378 }
1379 //----------------------------------------------------------------------------
1380
1381 //----------------------------------------------------------------------------
1382 void vvSlicerManager::VerticalSliderHasChanged(int slicer, int slice)
1383 {
1384   emit AVerticalSliderHasChanged(slicer, slice);
1385 }
1386
1387 //----------------------------------------------------------------------------
1388
1389 //----------------------------------------------------------------------------
1390 double vvSlicerManager::GetScalarComponentAsDouble(vtkImageData *image, double X, double Y, double Z, int component)
1391 {
1392   int ix, iy, iz;
1393   return mSlicers[0]->GetScalarComponentAsDouble(image, X, Y, Z, ix, iy, iz, component);
1394 }
1395 //----------------------------------------------------------------------------