lib/maracasVisuLib/src/interface/wxWindows/widgets/ThresholdImageView/LayerImageBase.cxx

   1 /*# ---------------------------------------------------------------------
   2 #
   3 # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
   4 #                        pour la Sant�)
   5 # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
   6 # Previous Authors : Laurent Guigues, Jean-Pierre Roux
   7 # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
   8 #
   9 #  This software is governed by the CeCILL-B license under French law and
  10 #  abiding by the rules of distribution of free software. You can  use,
  11 #  modify and/ or redistribute the software under the terms of the CeCILL-B
  12 #  license as circulated by CEA, CNRS and INRIA at the following URL
  13 #  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  14 #  or in the file LICENSE.txt.
  15 #
  16 #  As a counterpart to the access to the source code and  rights to copy,
  17 #  modify and redistribute granted by the license, users are provided only
  18 #  with a limited warranty  and the software's author,  the holder of the
  19 #  economic rights,  and the successive licensors  have only  limited
  20 #  liability.
  21 #
  22 #  The fact that you are presently reading this means that you have had
  23 #  knowledge of the CeCILL-B license and that you accept its terms.
  24 # ------------------------------------------------------------------------ */
  25
  26 /**
  27  *  \file
  28  *  \brief Class bbtk::ThresholdImageView .
  29  */
  30
  31 #include "LayerImageBase.h"
  32
  33 #include "wxMPRBaseData.h"
  34 #include "wxVtk2DBaseView.h"
  35 #include "wxVTKRenderWindowInteractor.h"
  36 #include "vtkTextProperty.h"
  37
  38
  39 //---------------------------------------------------------------------------------------------
  40 //---------------------------------------------------------------------------------------------
  41 //---------------------------------------------------------------------------------------------
  42
  43 // Callback for the interaction
  44 class ColorLayerObserver : public vtkCommand{
  45   public:
  46         virtual char const *GetClassName() const { return "ColorLayerObserver";}
  47
  48         static ColorLayerObserver *New()        {      return new ColorLayerObserver;   }
  49
  50         ColorLayerObserver()
  51         {
  52                 _layerimagebase = NULL;
  53         }
  54
  55         virtual void Execute(vtkObject *wdg, unsigned long event, void* calldata)
  56         {
  57                 if (_layerimagebase!= NULL)
  58                 {
  59
  60                         wxVtkBaseView           *wxvtkbaseview = _layerimagebase->GetwxVtkBaseView();
  61                         if (wxvtkbaseview!=NULL)
  62                         {
  63
  64                                 vtkMPRBaseData  *vtkmprbasedata =       (vtkMPRBaseData*)wxvtkbaseview->GetVtkBaseData();
  65                                 if (vtkmprbasedata!=NULL)
  66                                 {
  67                                         _layerimagebase->SetX( vtkmprbasedata->GetX() );
  68                                         _layerimagebase->SetY( vtkmprbasedata->GetY() );
  69                                         _layerimagebase->SetZ( vtkmprbasedata->GetZ() );
  70                                 _layerimagebase->onThresholdChange();
  71                                 } // if basedata
  72
  73                         } // if wxvtkbaseview
  74                 } //if layerimagebase
  75         }
  76
  77         void SetLayerImageBase(LayerImageBase* layerimagebase)
  78         {
  79         _layerimagebase =       layerimagebase;
  80         }
  81
  82 private:
  83         LayerImageBase* _layerimagebase;
  84 };
  85
  86
  87
  88 //---------------------------------------------------------------------------------------------
  89 //---------------------------------------------------------------------------------------------
  90 //---------------------------------------------------------------------------------------------
  91
  92
  93
  94 LayerImageBase::LayerImageBase()
  95 {
  96         _actorPresent                   =       false;
  97         _X                                              =       0;
  98         _Y                                              =       0;
  99         _Z                                              =       0;
 100         _thresholdTable                 =       NULL;
 101         _thresholdMapper                =       NULL;
 102         _scalarbarActor                 =       NULL;
 103         _thresholdActor                 =       NULL;
 104         _image                                  =       NULL;
 105         _baseView                               =       NULL;
 106         _imageReslicer                  =       vtkImageReslice::New();
 107         _imageChangeInformation =       vtkImageChangeInformation::New();
 108 }
 109
 110 //----------------------------------------------------------------------------
 111 LayerImageBase::~LayerImageBase()
 112 {
 113 }
 114
 115 //----------------------------------------------------------------------------
 116 void LayerImageBase::SetX(int x)
 117 {
 118         _X = x;
 119 }
 120
 121 //----------------------------------------------------------------------------
 122 void LayerImageBase::SetY(int y)
 123 {
 124         _Y = y;
 125 }
 126
 127 //----------------------------------------------------------------------------
 128 void LayerImageBase::SetZ(int z)
 129 {
 130         _Z = z;
 131 }
 132
 133 //----------------------------------------------------------------------------
 134 int LayerImageBase::GetX()  // virtual
 135 {
 136         return _X;
 137 }
 138
 139 //----------------------------------------------------------------------------
 140 int LayerImageBase::GetY()  // virtual
 141 {
 142         return _Y;
 143 }
 144 //----------------------------------------------------------------------------
 145 int LayerImageBase::GetZ()  // virtual
 146 {
 147         return _Z;
 148 }
 149
 150
 151 //----------------------------------------------------------------------------
 152 vtkImageData* LayerImageBase::GetImage()
 153 {
 154 //      return _image;
 155         vtkImageData *result;
 156         if (_image==NULL)
 157         {
 158                 result = NULL;
 159         } else {
 160                 result = _imageChangeInformation->GetOutput();
 161         }
 162         return result;
 163 }
 164
 165 //----------------------------------------------------------------------------
 166 bool LayerImageBase::GetActorPresent()
 167 {
 168         return _actorPresent;
 169 }
 170
 171
 172 //----------------------------------------------------------------------------
 173 void LayerImageBase::SetImage(vtkImageData* image)
 174 {
 175         int     ext[6];
 176         double  spcBase[3];
 177         int     dimensionOriginalLayer[3];
 178         int     dimBase[6];
 179
 180         ext[0]=0;
 181         ext[1]=0;
 182         ext[2]=0;
 183         ext[3]=0;
 184         ext[4]=0;
 185         ext[5]=0;
 186         spcBase[0]=0;
 187         spcBase[1]=0;
 188         spcBase[2]=0;
 189         spcBase[3]=0;
 190         spcBase[4]=0;
 191         spcBase[5]=0;
 192
 193         _image = image;
 194         _image->Update();
 195         _image->GetWholeExtent(ext);
 196         dimensionOriginalLayer[0] = ext[1]-ext[0]+1;
 197         dimensionOriginalLayer[1] = ext[3]-ext[2]+1;
 198         dimensionOriginalLayer[2] = ext[5]-ext[4]+1;
 199         SetDimensionOriginalLayer(dimensionOriginalLayer);
 200         double  spcOriginalLayer[3];
 201         _image->GetSpacing(spcOriginalLayer);
 202         SetSpcOriginalLayer(spcOriginalLayer);
 203         if (GetwxVtkBaseView()!=NULL)
 204         {
 205                 vtkImageData    *imagebase              =       GetwxVtkBaseView()->GetVtkBaseData()->GetImageData();
 206                 if (imagebase!=NULL)
 207                 {
 208                         imagebase->GetWholeExtent(ext);
 209                         dimBase[0]=ext[1]-ext[0]+1;
 210                         dimBase[1]=ext[3]-ext[2]+1;
 211                         dimBase[2]=ext[5]-ext[4]+1;
 212                         SetDimensionBase(dimBase);
 213                         imagebase->GetSpacing(spcBase);
 214                         SetSpcBase(spcBase);
 215                         SetX( dimBase[0]*spcBase[0]/2 );
 216                         SetY( dimBase[1]*spcBase[1]/2 );
 217                         SetZ( dimBase[2]*spcBase[2]/2 );
 218                 } // if imagebase
 219         } // if wxvtkbaseview
 220         _image->GetScalarRange( _range );
 221         _thresholdTable = vtkLookupTable::New();
 222
 223         _imageChangeInformation->SetInput(_image);
 224 }
 225
 226 //------------------------------------------------------------------------------
 227 void LayerImageBase::SetSpcOriginalLayer(double spc[3])
 228 {
 229         _spcOriginalLayer[0] = spc[0];
 230         _spcOriginalLayer[1] = spc[1];
 231         _spcOriginalLayer[2] = spc[2];
 232 }
 233
 234 //------------------------------------------------------------------------------
 235 void LayerImageBase::SetNewSpacingLayer(double spc[3])
 236 {
 237         _newSpcLayer[0]=spc[0];
 238         _newSpcLayer[1]=spc[1];
 239         _newSpcLayer[2]=spc[2];
 240         _imageChangeInformation->SetOutputSpacing( _newSpcLayer );
 241
 242 }
 243
 244
 245 //------------------------------------------------------------------------------
 246 void LayerImageBase::SetSpcBase(double spc[3])
 247 {
 248         _spcBase[0] = spc[0];
 249         _spcBase[1] = spc[1];
 250         _spcBase[2] = spc[2];
 251 }
 252
 253 //------------------------------------------------------------------------------
 254 void LayerImageBase::SetDimensionOriginalLayer(int dim[3])
 255 {
 256         _dimOriginalLayer[0] = dim[0];
 257         _dimOriginalLayer[1] = dim[1];
 258         _dimOriginalLayer[2] = dim[2];
 259 }
 260
 261 //------------------------------------------------------------------------------
 262 void LayerImageBase::SetDimensionBase(int dim[3])
 263 {
 264         _dimBase[0] = dim[0];
 265         _dimBase[1] = dim[1];
 266         _dimBase[2] = dim[2];
 267 }
 268
 269
 270
 271 //------------------------------------------------------------------------------
 272 void LayerImageBase::GetSpcOriginalLayer(double *spc)
 273 {
 274         spc[0] = _spcOriginalLayer[0];
 275         spc[1] = _spcOriginalLayer[1];
 276         spc[2] = _spcOriginalLayer[2];
 277 }
 278
 279 //------------------------------------------------------------------------------
 280 void LayerImageBase::GetSpcBase(double *spc)
 281 {
 282         spc[0] = _spcBase[0];
 283         spc[1] = _spcBase[1];
 284         spc[2] = _spcBase[2];
 285 }
 286
 287 //------------------------------------------------------------------------------
 288 void LayerImageBase::GetDimensionOriginalLayer(int *dim)
 289 {
 290         dim[0] = _dimOriginalLayer[0];
 291         dim[1] = _dimOriginalLayer[1];
 292         dim[2] = _dimOriginalLayer[2];
 293 }
 294
 295 //------------------------------------------------------------------------------
 296 void LayerImageBase::GetDimensionBase(int *dim)
 297 {
 298         dim[0] = _dimBase[0];
 299         dim[1] = _dimBase[1];
 300         dim[2] = _dimBase[2];
 301 }
 302
 303
 304 //------------------------------------------------------------------------------
 305 void LayerImageBase::SetColorBarPosition(std::vector<int> &colorbarposition)
 306 {
 307    _colorBarPosition=colorbarposition;
 308 }
 309
 310 //------------------------------------------------------------------------------
 311 void LayerImageBase::SetRangeForColorBar(std::vector<double> &range)
 312 {
 313    _rangeForColorBar=range;
 314 }
 315
 316
 317 //------------------------------------------------------------------------------
 318 void LayerImageBase::GetRangeForColorBar(double &minRange, double &maxRange)
 319 {
 320         if (_rangeForColorBar.size()==2)
 321         {
 322                 minRange = _rangeForColorBar[0];
 323                 maxRange = _rangeForColorBar[1];
 324         } else {
 325                 minRange = _range[0];
 326                 maxRange = _range[1];
 327         }
 328 }
 329
 330
 331
 332 //----------------------------------------------------------------------------
 333 void LayerImageBase::SetwxVtkBaseView(wxVtkBaseView *baseview)
 334 {
 335         if (_baseView==NULL)
 336    {
 337                 _baseView = baseview;
 338                 ColorLayerObserver *colorlayerobserver = ColorLayerObserver::New();
 339                 _baseView->GetVtkBaseData()->AddObserver( 1, colorlayerobserver );
 340                 colorlayerobserver->SetLayerImageBase(this);
 341         } // if _baseView
 342 }
 343
 344 //----------------------------------------------------------------------------
 345 wxVtkBaseView *LayerImageBase::GetwxVtkBaseView()
 346 {
 347         return _baseView;
 348 }
 349
 350 //----------------------------------------------------------------------------
 351 void LayerImageBase::Refresh()
 352 {
 353     if (_baseView!=NULL)
 354     {
 355         _baseView->Refresh();
 356     }
 357 }
 358
 359
 360 //----------------------------------------------------------------------------
 361 vtkLookupTable* LayerImageBase::GetThresholdTable()
 362 {
 363         return _thresholdTable;
 364 }
 365
 366 //----------------------------------------------------------------------------
 367 void LayerImageBase::CleanXYZ(double &x, double &y, double &z)
 368 {
 369         if (x<0)
 370         {
 371                 x=0;
 372         }
 373         if (y<0)
 374         {
 375                 y=0;
 376         }
 377         if (z<0)
 378         {
 379                 z=0;
 380         }
 381         double maxSize;
 382         maxSize=_dimOriginalLayer[0]*_newSpcLayer[0];
 383         if ( x > maxSize  )
 384         {
 385                 x=maxSize;
 386         }
 387         maxSize=_dimOriginalLayer[1]*_newSpcLayer[1];
 388         if ( y > maxSize  )
 389         {
 390                 y = maxSize;
 391         }
 392         maxSize=_dimOriginalLayer[2]*_newSpcLayer[2];
 393         if ( z > maxSize  )
 394         {
 395                 z = maxSize;
 396         }
 397
 398 }
 399
 400 //----------------------------------------------------------------------------
 401 void LayerImageBase::onThreshold()
 402 {
 403         if ((_image!=NULL) && (_baseView!=NULL))
 404         {
 405                 double x=GetX();
 406                 double y=GetY();
 407                 double z=GetZ();
 408
 409
 410                 x = x*_spcBase[0];
 411                 y = y*_spcBase[1];
 412                 z = z*_spcBase[2];
 413
 414
 415                 CleanXYZ(x,y,z);
 416
 417                 vtkCamera *camera = _baseView->GetRenderer()->GetActiveCamera();
 418                 int directionViewer=0;
 419                 if (camera->GetParallelProjection()==1)
 420                 {
 421                         wxVtk2DBaseView *wxvtk2dbasevie = (wxVtk2DBaseView *)_baseView;
 422                         directionViewer =  wxvtk2dbasevie->GetDirection();
 423                 } // ParallelProjection
 424
 425
 426                 if (!GetActorPresent())
 427                 {
 428                         if (_thresholdTable==NULL)
 429                         {
 430                                 //Lookup Table
 431                                 _thresholdTable = vtkLookupTable::New();
 432                         } // _thresholdTable
 433
 434                         if (_thresholdMapper==NULL)
 435                         {
 436                                 _thresholdMapper = vtkImageMapToColors::New( );
 437                         }
 438
 439                         if (_thresholdActor==NULL)
 440                         {
 441                                 _thresholdActor = vtkImageActor::New( );
 442                                 _scalarbarActor = vtkScalarBarActor::New();
 443                                 if (_colorBarPosition.size()==2)
 444                                 {
 445                                         _scalarbarActor->SetDisplayPosition(_colorBarPosition[0],_colorBarPosition[1]);
 446                                 } else {
 447                                         _scalarbarActor->SetDisplayPosition(0,0);
 448                                 }
 449
 450                                 _thresholdActor->SetOpacity( 0 );
 451                                 _thresholdActor->InterpolateOn(  );
 452
 453                                 if (directionViewer==0)
 454                                 {
 455                                         _thresholdActor->SetPosition( 900-1,0,0 );
 456                                         _thresholdActor->RotateY( -90 );
 457                                 }
 458                                 if (directionViewer==1)
 459                                 {
 460                                         _thresholdActor->SetPosition( 0,-900-1, 0 );
 461                                         _thresholdActor->RotateX( 90 );
 462                                 }
 463                                 if (directionViewer==2)
 464                                 {
 465                                         _thresholdActor->SetPosition( 0,0, -900-1 );
 466                                 }
 467                         } // _thresholdActor
 468                         _baseView->GetRenderer()->AddActor( _thresholdActor );
 469                         _baseView->GetRenderer()->AddActor2D( _scalarbarActor );
 470                         _actorPresent = true;
 471                 }  // !GetActorPresent()
 472
 473                 ConfigLookupTable();  // virtual method
 474                 _imageReslicer->SetInput( GetImage() );
 475                 _imageReslicer->SetInformationInput( GetImage() );
 476
 477                 if (directionViewer==0)
 478                 {
 479                         _imageReslicer->SetResliceAxesDirectionCosines( 0,0,1, 0,1,0,  -1,0,0 );
 480                         _imageReslicer->SetResliceAxesOrigin(x,0,0);
 481                 }
 482
 483                 if (directionViewer==1)
 484                 {
 485                         _imageReslicer->SetResliceAxesDirectionCosines( 1,0,0 ,0,0,1,  0,-1,0 );
 486                         _imageReslicer->SetResliceAxesOrigin(0,y,0);
 487                 }
 488
 489                 if (directionViewer==2)
 490                 {
 491                         _imageReslicer->SetResliceAxesDirectionCosines( 1,0,0, 0,1,0 ,0,0,1 );
 492                         _imageReslicer->SetResliceAxesOrigin(0,0,z);
 493                 }
 494
 495                 _imageReslicer->SetOutputDimensionality(2);
 496 //              _imageReslicer->SetInterpolationModeToLinear();
 497                 _imageReslicer->SetInterpolationModeToNearestNeighbor();
 498                 _imageReslicer->Modified();
 499
 500
 501                 vtkImageData *img = _imageReslicer->GetOutput();
 502 //              img->Update();
 503 //              img->UpdateInformation();
 504
 505 //              _thresholdTable->Update();
 506                 _thresholdMapper->SetInput( img );
 507                 _thresholdMapper->SetLookupTable( _thresholdTable );
 508                 _thresholdActor->SetInput( _thresholdMapper->GetOutput() );
 509
 510                 _scalarbarActor->SetLookupTable( _thresholdTable );
 511 //              _scalarbarActor->SetLookupTable( _thresholdMapper->GetLookupTable() );
 512                 _scalarbarActor->SetTitle("Value");
 513                 _scalarbarActor->SetNumberOfLabels(4);
 514                 int fontsize = _scalarbarActor->GetLabelTextProperty()->GetFontSize();
 515                 _scalarbarActor->GetLabelTextProperty()->SetFontSize(fontsize/2);
 516
 517 //              _scalarbarActor->SetTextPad(4);  ??
 518
 519
 520                 } // _image
 521 }
 522
 523
 524
 525 //----------------------------------------------------------------------------
 526 void LayerImageBase::onThresholdChange()
 527 {
 528         if (_actorPresent)
 529         {
 530                 onThreshold();
 531         }
 532 }
 533
 534 //----------------------------------------------------------------------------
 535 void LayerImageBase::onThresholdInterpolation(bool interpolate)
 536 {
 537         if (_thresholdActor!=NULL)
 538         {
 539                 if (interpolate)
 540                 {
 541                         _thresholdActor->InterpolateOn( );
 542                 }
 543                 else
 544                 {
 545                         _thresholdActor->InterpolateOff( );
 546                 }
 547         }
 548 }
 549
 550 //----------------------------------------------------------------------------
 551 void LayerImageBase::onThresholdChangeOpacity (int opacity)
 552 {
 553         if (_actorPresent)
 554         {
 555                 _thresholdActor->SetOpacity(opacity/100.0);
 556         }
 557 }
 558
 559 //----------------------------------------------------------------------------
 560 void LayerImageBase::onThresholdRemove()
 561 {
 562         if (_actorPresent)
 563         {
 564                 wxVtkBaseView * baseView = _baseView;
 565                 baseView->GetRenderer()->RemoveActor( _thresholdActor );
 566                 baseView->GetRenderer()->RemoveActor( _scalarbarActor );
 567
 568                 _actorPresent = false;
 569         }
 570 }
 571
 572 //----------------------------------------------------------------------------
 573 vtkLookupTable *LayerImageBase::GetvtkLookupTable()
 574 {
 575     return _thresholdTable;
 576 }
 577
 578 //----------------------------------------------------------------------------
 579 vtkImageReslice *LayerImageBase::GetvtkImageReslice()
 580 {
 581     return _imageReslicer;
 582 }
 583
 584 //----------------------------------------------------------------------------
 585 void LayerImageBase::GetImageScalarRange()
 586 {
 587         double min,max;
 588         GetRangeForColorBar(min,max);
 589 //      _image->GetScalarRange(_range);
 590         _range[0]=min;
 591         _range[1]=max;
 592 }
 593
 594
 595
 596 // EOF
 597