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         return _imageChangeInformation->GetOutput();
 156 }
 157
 158 //----------------------------------------------------------------------------
 159 bool LayerImageBase::GetActorPresent()
 160 {
 161         return _actorPresent;
 162 }
 163
 164
 165 //----------------------------------------------------------------------------
 166 void LayerImageBase::SetImage(vtkImageData* image)
 167 {
 168         int     ext[6];
 169         int     dimensionOriginalLayer[3];
 170         _image = image;
 171         _image->GetWholeExtent(ext);
 172         dimensionOriginalLayer[0] = ext[1]-ext[0]+1;
 173         dimensionOriginalLayer[1] = ext[3]-ext[2]+1;
 174         dimensionOriginalLayer[2] = ext[5]-ext[4]+1;
 175         SetDimensionOriginalLayer(dimensionOriginalLayer);
 176         double  spcOriginalLayer[3];
 177         _image->GetSpacing(spcOriginalLayer);
 178         SetSpcOriginalLayer(spcOriginalLayer);
 179         if (GetwxVtkBaseView()!=NULL)
 180         {
 181                 vtkImageData    *imagebase              =       GetwxVtkBaseView()->GetVtkBaseData()->GetImageData();
 182                 if (imagebase!=NULL)
 183                 {
 184                         int dimBase[6];
 185                         imagebase->GetWholeExtent(ext);
 186                         dimBase[0]=ext[1]-ext[0]+1;
 187                         dimBase[1]=ext[3]-ext[2]+1;
 188                         dimBase[2]=ext[5]-ext[4]+1;
 189                         SetDimensionBase(dimBase);
 190                         double  spcBase[3];
 191                         imagebase->GetSpacing(spcBase);
 192                         SetSpcBase(spcBase);
 193                         SetX( dimBase[0]*spcBase[0]/2 );
 194                         SetY( dimBase[1]*spcBase[1]/2 );
 195                         SetZ( dimBase[2]*spcBase[2]/2 );
 196                 } // if imagebase
 197         } // if wxvtkbaseview
 198         _image->Update();
 199         _image->GetScalarRange( _range );
 200         _thresholdTable = vtkLookupTable::New();
 201
 202         _imageChangeInformation->SetInput(_image);
 203 }
 204
 205 //------------------------------------------------------------------------------
 206 void LayerImageBase::SetSpcOriginalLayer(double spc[3])
 207 {
 208         _spcOriginalLayer[0] = spc[0];
 209         _spcOriginalLayer[1] = spc[1];
 210         _spcOriginalLayer[2] = spc[2];
 211 }
 212
 213 //------------------------------------------------------------------------------
 214 void LayerImageBase::SetNewSpacingLayer(double spc[3])
 215 {
 216         _newSpcLayer[0]=spc[0];
 217         _newSpcLayer[1]=spc[1];
 218         _newSpcLayer[2]=spc[2];
 219         _imageChangeInformation->SetOutputSpacing( _newSpcLayer );
 220
 221 }
 222
 223
 224 //------------------------------------------------------------------------------
 225 void LayerImageBase::SetSpcBase(double spc[3])
 226 {
 227         _spcBase[0] = spc[0];
 228         _spcBase[1] = spc[1];
 229         _spcBase[2] = spc[2];
 230 }
 231
 232 //------------------------------------------------------------------------------
 233 void LayerImageBase::SetDimensionOriginalLayer(int dim[3])
 234 {
 235         _dimOriginalLayer[0] = dim[0];
 236         _dimOriginalLayer[1] = dim[1];
 237         _dimOriginalLayer[2] = dim[2];
 238 }
 239
 240 //------------------------------------------------------------------------------
 241 void LayerImageBase::SetDimensionBase(int dim[3])
 242 {
 243         _dimBase[0] = dim[0];
 244         _dimBase[1] = dim[1];
 245         _dimBase[2] = dim[2];
 246 }
 247
 248
 249
 250 //------------------------------------------------------------------------------
 251 void LayerImageBase::GetSpcOriginalLayer(double *spc)
 252 {
 253         spc[0] = _spcOriginalLayer[0];
 254         spc[1] = _spcOriginalLayer[1];
 255         spc[2] = _spcOriginalLayer[2];
 256 }
 257
 258 //------------------------------------------------------------------------------
 259 void LayerImageBase::GetSpcBase(double *spc)
 260 {
 261         spc[0] = _spcBase[0];
 262         spc[1] = _spcBase[1];
 263         spc[2] = _spcBase[2];
 264 }
 265
 266 //------------------------------------------------------------------------------
 267 void LayerImageBase::GetDimensionOriginalLayer(int *dim)
 268 {
 269         dim[0] = _dimOriginalLayer[0];
 270         dim[1] = _dimOriginalLayer[1];
 271         dim[2] = _dimOriginalLayer[2];
 272 }
 273
 274 //------------------------------------------------------------------------------
 275 void LayerImageBase::GetDimensionBase(int *dim)
 276 {
 277         dim[0] = _dimBase[0];
 278         dim[1] = _dimBase[1];
 279         dim[2] = _dimBase[2];
 280 }
 281
 282
 283 //------------------------------------------------------------------------------
 284 void LayerImageBase::SetRangeForColorBar(std::vector<double> &range)
 285 {
 286    _rangeForColorBar=range;
 287 }
 288
 289
 290 //------------------------------------------------------------------------------
 291 void LayerImageBase::GetRangeForColorBar(double &minRange, double &maxRange)
 292 {
 293         if (_rangeForColorBar.size()==2)
 294         {
 295                 minRange = _rangeForColorBar[0];
 296                 maxRange = _rangeForColorBar[1];
 297         } else {
 298                 minRange = _range[0];
 299                 maxRange = _range[1];
 300         }
 301 }
 302
 303
 304
 305 //----------------------------------------------------------------------------
 306 void LayerImageBase::SetwxVtkBaseView(wxVtkBaseView *baseview)
 307 {
 308         if (_baseView==NULL)
 309    {
 310                 _baseView = baseview;
 311                 ColorLayerObserver *colorlayerobserver = ColorLayerObserver::New();
 312                 _baseView->GetVtkBaseData()->AddObserver( 1, colorlayerobserver );
 313                 colorlayerobserver->SetLayerImageBase(this);
 314
 315         } // if _baseView
 316 }
 317
 318 //----------------------------------------------------------------------------
 319 wxVtkBaseView *LayerImageBase::GetwxVtkBaseView()
 320 {
 321         return _baseView;
 322 }
 323
 324 //----------------------------------------------------------------------------
 325 void LayerImageBase::Refresh()
 326 {
 327     if (_baseView!=NULL)
 328     {
 329         _baseView->Refresh();
 330     }
 331 }
 332
 333
 334 //----------------------------------------------------------------------------
 335 vtkLookupTable* LayerImageBase::GetThresholdTable()
 336 {
 337         return _thresholdTable;
 338 }
 339
 340 //----------------------------------------------------------------------------
 341 void LayerImageBase::CleanXYZ(double &x, double &y, double &z)
 342 {
 343
 344         if (x<0)
 345         {
 346                 x=0;
 347         }
 348
 349         if (y<0)
 350         {
 351                 y=0;
 352         }
 353
 354         if (z<0)
 355         {
 356                 z=0;
 357         }
 358
 359         double maxSize;
 360
 361         maxSize=_dimOriginalLayer[0]*_newSpcLayer[0];
 362         if ( x > maxSize  )
 363         {
 364                 x=maxSize;
 365         }
 366
 367         maxSize=_dimOriginalLayer[1]*_newSpcLayer[1];
 368         if ( y > maxSize  )
 369         {
 370                 y = maxSize;
 371         }
 372
 373         maxSize=_dimOriginalLayer[2]*_newSpcLayer[2];
 374         if ( z > maxSize  )
 375         {
 376                 z = maxSize;
 377         }
 378
 379
 380 /*
 381
 382         if ( x > (ext[1]-ext[0]) )
 383         {
 384                 z=ext[1]-ext[0];
 385         }
 386
 387         if ( y > (ext[3]-ext[2]) )
 388         {
 389                 z=ext[3]-ext[2];
 390         }
 391
 392         if ( z > (ext[5]-ext[4]) )
 393         {
 394                 z=ext[5]-ext[4];
 395         }
 396 */
 397
 398 }
 399
 400 //----------------------------------------------------------------------------
 401 void LayerImageBase::onThreshold()
 402 {
 403         if ((_image!=NULL) && (_baseView!=NULL))
 404         {
 405 double spc[3];
 406 GetImage()-> GetSpacing(spc);
 407 printf("EED  LayerImageBase::onThreshold  A img-spc %f  %f  %f\n", spc[0],spc[1],spc[2]);
 408                 double x=GetX();
 409                 double y=GetY();
 410                 double z=GetZ();
 411
 412 //              x = x*spc[0];
 413 //              y = y*spc[1];
 414 //              z = z*spc[2];
 415
 416
 417                 x = x*_spcBase[0];
 418                 y = y*_spcBase[1];
 419                 z = z*_spcBase[2];
 420
 421
 422                 CleanXYZ(x,y,z);
 423
 424
 425                 vtkCamera *camera = _baseView->GetRenderer()->GetActiveCamera();
 426                 int directionViewer=0;
 427                 if (camera->GetParallelProjection()==1)
 428                 {
 429                         wxVtk2DBaseView *wxvtk2dbasevie = (wxVtk2DBaseView *)_baseView;
 430                         directionViewer =  wxvtk2dbasevie->GetDirection();
 431                 } // ParallelProjection
 432
 433
 434                 if (!GetActorPresent())
 435                 {
 436                         if (_thresholdTable==NULL)
 437                         {
 438                                 //Lookup Table
 439                                 _thresholdTable = vtkLookupTable::New();
 440                         } // _thresholdTable
 441
 442                         if (_thresholdMapper==NULL)
 443                         {
 444                                 _thresholdMapper = vtkImageMapToColors::New( );
 445                         }
 446
 447                         if (_thresholdActor==NULL)
 448                         {
 449                                 _thresholdActor = vtkImageActor::New( );
 450                                 _scalarbarActor = vtkScalarBarActor::New();
 451                                 _thresholdActor->SetOpacity( 0.6 );
 452                                 _thresholdActor->InterpolateOn(  );
 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 GetImage()-> GetSpacing(spc);
 520 printf("EED  LayerImageBase::onThreshold  B img-spc %f  %f  %f\n", spc[0],spc[1],spc[2]);
 521
 522
 523                 } // _image
 524 }
 525
 526
 527
 528 //----------------------------------------------------------------------------
 529 void LayerImageBase::onThresholdChange()
 530 {
 531         if (_actorPresent)
 532         {
 533                 onThreshold();
 534         }
 535 }
 536
 537 //----------------------------------------------------------------------------
 538 void LayerImageBase::onThresholdInterpolation(bool interpolate)
 539 {
 540         if (_thresholdActor!=NULL)
 541         {
 542                 if (interpolate)
 543                 {
 544                         _thresholdActor->InterpolateOn( );
 545                 }
 546                 else
 547                 {
 548                         _thresholdActor->InterpolateOff( );
 549                 }
 550         }
 551 }
 552
 553 //----------------------------------------------------------------------------
 554 void LayerImageBase::onThresholdChangeOpacity (int opacity)
 555 {
 556         if (_actorPresent)
 557         {
 558                 _thresholdActor->SetOpacity(opacity*0.1);
 559         }
 560 }
 561
 562 //----------------------------------------------------------------------------
 563 void LayerImageBase::onThresholdRemove()
 564 {
 565         if (_actorPresent)
 566         {
 567                 wxVtkBaseView * baseView = _baseView;
 568                 baseView->GetRenderer()->RemoveActor( _thresholdActor );
 569                 baseView->GetRenderer()->RemoveActor( _scalarbarActor );
 570
 571                 _actorPresent = false;
 572         }
 573 }
 574
 575 //----------------------------------------------------------------------------
 576 vtkLookupTable *LayerImageBase::GetvtkLookupTable()
 577 {
 578     return _thresholdTable;
 579 }
 580
 581 //----------------------------------------------------------------------------
 582 vtkImageReslice *LayerImageBase::GetvtkImageReslice()
 583 {
 584     return _imageReslicer;
 585 }
 586
 587 //----------------------------------------------------------------------------
 588 void LayerImageBase::GetImageScalarRange()
 589 {
 590         double min,max;
 591         GetRangeForColorBar(min,max);
 592 //      _image->GetScalarRange(_range);
 593         _range[0]=min;
 594         _range[1]=max;
 595 }
 596
 597
 598
 599 // EOF
 600