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 }
 108
 109 //----------------------------------------------------------------------------
 110 LayerImageBase::~LayerImageBase()
 111 {
 112 }
 113
 114 //----------------------------------------------------------------------------
 115 void LayerImageBase::SetX(int x)
 116 {
 117         _X = x;
 118 }
 119
 120 //----------------------------------------------------------------------------
 121 void LayerImageBase::SetY(int y)
 122 {
 123         _Y = y;
 124 }
 125
 126 //----------------------------------------------------------------------------
 127 void LayerImageBase::SetZ(int z)
 128 {
 129         _Z = z;
 130 }
 131
 132 //----------------------------------------------------------------------------
 133 int LayerImageBase::GetX()  // virtual
 134 {
 135         return _X;
 136 }
 137
 138 //----------------------------------------------------------------------------
 139 int LayerImageBase::GetY()  // virtual
 140 {
 141         return _Y;
 142 }
 143 //----------------------------------------------------------------------------
 144 int LayerImageBase::GetZ()  // virtual
 145 {
 146         return _Z;
 147 }
 148
 149
 150 //----------------------------------------------------------------------------
 151 vtkImageData* LayerImageBase::GetImage()
 152 {
 153         return _image;
 154 }
 155
 156 //----------------------------------------------------------------------------
 157 bool LayerImageBase::GetActorPresent()
 158 {
 159         return _actorPresent;
 160 }
 161
 162
 163
 164 //----------------------------------------------------------------------------
 165 void LayerImageBase::SetImage(vtkImageData* image)
 166 {
 167         _image = image;
 168 }
 169
 170 //----------------------------------------------------------------------------
 171 void LayerImageBase::SetwxVtkBaseView(wxVtkBaseView *baseview)
 172 {
 173         if (_baseView==NULL)
 174    {
 175                 _baseView = baseview;
 176 // Old EED 2014 11 13
 177 //      vtkInteractorStyleBaseView *isbv    = (vtkInteractorStyleBaseView*)(_baseView->GetInteractorStyleBaseView());
 178 //      isbv->AddInteractorStyleMaracas( new ColorLayerImageBasevtkInteractor(this) );
 179
 180                 ColorLayerObserver *colorlayerobserver = ColorLayerObserver::New();
 181                 _baseView->GetVtkBaseData()->AddObserver( 1, colorlayerobserver );
 182                 colorlayerobserver->SetLayerImageBase(this);
 183
 184         } // if _baseView
 185 }
 186
 187 //----------------------------------------------------------------------------
 188 wxVtkBaseView *LayerImageBase::GetwxVtkBaseView()
 189 {
 190         return _baseView;
 191 }
 192
 193 //----------------------------------------------------------------------------
 194 void LayerImageBase::Refresh()
 195 {
 196     if (_baseView!=NULL)
 197     {
 198         _baseView->Refresh();
 199     }
 200 }
 201
 202
 203 //----------------------------------------------------------------------------
 204 vtkLookupTable* LayerImageBase::GetThresholdTable()
 205 {
 206         return _thresholdTable;
 207 }
 208
 209 //----------------------------------------------------------------------------
 210 void LayerImageBase::CleanXYZ(double &x, double &y, double &z)
 211 {
 212         int ext[6];
 213         _image->GetWholeExtent(ext);
 214
 215         if (x<0)
 216         {
 217                 x=0;
 218         }
 219
 220         if (y<0)
 221         {
 222                 y=0;
 223         }
 224
 225         if (z<0)
 226         {
 227                 z=0;
 228         }
 229
 230         if ( x > (ext[1]-ext[0]) )
 231         {
 232                 z=ext[1]-ext[0];
 233         }
 234
 235         if ( y > (ext[3]-ext[2]) )
 236         {
 237                 z=ext[3]-ext[2];
 238         }
 239
 240         if ( z > (ext[5]-ext[4]) )
 241         {
 242                 z=ext[5]-ext[4];
 243         }
 244
 245
 246 }
 247
 248 //----------------------------------------------------------------------------
 249 void LayerImageBase::onThreshold()
 250 {
 251         if ((_image!=NULL) && (_baseView!=NULL))
 252         {
 253                 double spc[3];
 254                 GetImage()-> GetSpacing(spc);
 255                 double x=GetX();
 256                 double y=GetY();
 257                 double z=GetZ();
 258                 CleanXYZ(x,y,z);
 259
 260                 x = x*spc[0];
 261                 y = y*spc[1];
 262                 z = z*spc[2];
 263
 264                 vtkCamera *camera = _baseView->GetRenderer()->GetActiveCamera();
 265                 int directionViewer=0;
 266                 if (camera->GetParallelProjection()==1)
 267                 {
 268                         wxVtk2DBaseView *wxvtk2dbasevie = (wxVtk2DBaseView *)_baseView;
 269                         directionViewer =  wxvtk2dbasevie->GetDirection();
 270                 } // ParallelProjection
 271
 272
 273                 if (!GetActorPresent())
 274                 {
 275                         if (_thresholdTable==NULL)
 276                         {
 277                                 //Lookup Table
 278                                 _thresholdTable = vtkLookupTable::New();
 279                         } // _thresholdTable
 280
 281                         if (_thresholdMapper==NULL)
 282                         {
 283                                 _thresholdMapper = vtkImageMapToColors::New( );
 284                         }
 285
 286                         if (_thresholdActor==NULL)
 287                         {
 288                                 _thresholdActor = vtkImageActor::New( );
 289                                 _scalarbarActor = vtkScalarBarActor::New();
 290                                 _thresholdActor->SetOpacity( 0.6 );
 291                                 _thresholdActor->InterpolateOn(  );
 292                                 if (directionViewer==0)
 293                                 {
 294                                         _thresholdActor->SetPosition( 900-1,0,0 );
 295                                         _thresholdActor->RotateY( -90 );
 296                                 }
 297                                 if (directionViewer==1)
 298                                 {
 299                                         _thresholdActor->SetPosition( 0,-900-1, 0 );
 300                                         _thresholdActor->RotateX( 90 );
 301                                 }
 302                                 if (directionViewer==2)
 303                                 {
 304                                         _thresholdActor->SetPosition( 0,0, -900-1 );
 305                                 }
 306                         } // _thresholdActor
 307                         _baseView->GetRenderer()->AddActor( _thresholdActor );
 308                         _baseView->GetRenderer()->AddActor2D( _scalarbarActor );
 309                         _actorPresent = true;
 310                 }  // !GetActorPresent()
 311
 312                 ConfigLookupTable();  // virtual method
 313                 _imageReslicer->SetInput( GetImage() );
 314                 _imageReslicer->SetInformationInput( GetImage() );
 315
 316                 if (directionViewer==0)
 317                 {
 318                         _imageReslicer->SetResliceAxesDirectionCosines( 0,0,1, 0,1,0,  -1,0,0 );
 319                         _imageReslicer->SetResliceAxesOrigin(x,0,0);
 320                 }
 321
 322                 if (directionViewer==1)
 323                 {
 324                         _imageReslicer->SetResliceAxesDirectionCosines( 1,0,0 ,0,0,1,  0,-1,0 );
 325                         _imageReslicer->SetResliceAxesOrigin(0,y,0);
 326                 }
 327
 328                 if (directionViewer==2)
 329                 {
 330                         _imageReslicer->SetResliceAxesDirectionCosines( 1,0,0, 0,1,0 ,0,0,1 );
 331                         _imageReslicer->SetResliceAxesOrigin(0,0,z);
 332                 }
 333
 334
 335                 _imageReslicer->SetOutputDimensionality(2);
 336 //              _imageReslicer->SetInterpolationModeToLinear();
 337                 _imageReslicer->SetInterpolationModeToNearestNeighbor();
 338
 339                 vtkImageData *img = _imageReslicer->GetOutput();
 340 //              img->Update();
 341 //              img->UpdateInformation();
 342
 343 //              _thresholdTable->Update();
 344                 _thresholdMapper->SetInput( img );
 345                 _thresholdMapper->SetLookupTable( _thresholdTable );
 346                 _thresholdActor->SetInput( _thresholdMapper->GetOutput() );
 347
 348 //              _scalarbarActor->SetLookupTable( _thresholdTable );
 349                 _scalarbarActor->SetLookupTable( _thresholdMapper->GetLookupTable() );
 350                 _scalarbarActor->SetTitle("Value");
 351                 _scalarbarActor->SetNumberOfLabels(4);
 352                 int fontsize = _scalarbarActor->GetLabelTextProperty()->GetFontSize();
 353                 _scalarbarActor->GetLabelTextProperty()->SetFontSize(fontsize/2);
 354
 355 //              _scalarbarActor->SetTextPad(4);  ??
 356
 357                 } // _image
 358 }
 359
 360
 361
 362 //----------------------------------------------------------------------------
 363 void LayerImageBase::onThresholdChange()
 364 {
 365         if (_actorPresent)
 366         {
 367                 onThreshold();
 368         }
 369 }
 370
 371 //----------------------------------------------------------------------------
 372 void LayerImageBase::onThresholdInterpolation(bool interpolate)
 373 {
 374         if (_thresholdActor!=NULL)
 375         {
 376                 if (interpolate)
 377                 {
 378                         _thresholdActor->InterpolateOn( );
 379                 }
 380                 else
 381                 {
 382                         _thresholdActor->InterpolateOff( );
 383                 }
 384         }
 385 }
 386
 387 //----------------------------------------------------------------------------
 388 void LayerImageBase::onThresholdChangeOpacity (int opacity)
 389 {
 390         if (_actorPresent)
 391         {
 392                 _thresholdActor->SetOpacity(opacity*0.1);
 393         }
 394 }
 395
 396 //----------------------------------------------------------------------------
 397 void LayerImageBase::onThresholdRemove()
 398 {
 399         if (_actorPresent)
 400         {
 401                 wxVtkBaseView * baseView = _baseView;
 402                 baseView->GetRenderer()->RemoveActor( _thresholdActor );
 403                 baseView->GetRenderer()->RemoveActor( _scalarbarActor );
 404
 405                 _actorPresent = false;
 406         }
 407 }
 408
 409 //----------------------------------------------------------------------------
 410 vtkLookupTable *LayerImageBase::GetvtkLookupTable()
 411 {
 412     return _thresholdTable;
 413 }
 414
 415 //----------------------------------------------------------------------------
 416 vtkImageReslice *LayerImageBase::GetvtkImageReslice()
 417 {
 418     return _imageReslicer;
 419 }
 420
 421
 422
 423 // EOF
 424