lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.cxx

   1 #include "wxVtkMPR2DView.h"
   2
   3 #include "vtkInteractorStyleBaseView.h"
   4
   5 #include "vtkCellArray.h"
   6 #ifdef WIN32
   7 #include <mathdefs.h>
   8 using namespace gtm;
   9 #endif
  10
  11 wxVtkMPR2DView::wxVtkMPR2DView( wxWindow *parent, int direction)
  12  :wxVtk2DBaseView(parent)
  13 {
  14         _backX                  = -99999;
  15         _backY                  = -99999;
  16         _backZ                  = -99999;
  17         _direction              = direction;
  18         _ptsA                   = NULL;
  19         _lineAActor             = NULL;
  20         _lineAMapper    = NULL;
  21         _pdA                    = NULL;
  22         _ptsB                   = NULL;
  23         _lineBActor             = NULL;
  24         _lineBMapper    = NULL;
  25         _pdB                    = NULL;
  26         _interactorstylemprview = NULL;
  27 }
  28
  29 //-------------------------------------------------------------------
  30 wxVtkMPR2DView::~wxVtkMPR2DView()
  31 {
  32         if (_ptsA!=NULL)            { _ptsA                 -> Delete(); }
  33         if (_lineAActor!=NULL)  { _lineAActor   -> Delete(); }
  34         if (_lineAMapper!=NULL) { _lineAMapper  -> Delete(); }
  35         if (_pdA!=NULL)             { _pdA                  -> Delete(); }
  36         if (_ptsB!=NULL)            { _ptsB                 -> Delete(); }
  37         if (_lineBActor!=NULL)  { _lineBActor   -> Delete(); }
  38         if (_lineBMapper!=NULL) { _lineBMapper  -> Delete(); }
  39         if (_pdB!=NULL)             { _pdB                  -> Delete(); }
  40 }
  41 //-------------------------------------------------------------------
  42 vtkMPRBaseData *wxVtkMPR2DView::GetVtkmprbasedata()
  43 {
  44         return (vtkMPRBaseData*)GetVtkBaseData();
  45 }
  46 //-------------------------------------------------------------------
  47 void wxVtkMPR2DView::Configure()
  48 {
  49         printf("EED wxVtkMPR2DView::Configure");
  50
  51         wxVtk2DBaseView::Configure();
  52
  53
  54         int x1,x2,y1,y2,z1,z2;
  55         GetVtkmprbasedata()     -> GetDimensionExtention(&x1,&x2,&y1,&y2,&z1,&z2);
  56
  57         double spc[3];
  58         vtkImageData* img =  GetVtkmprbasedata()->GetImageData();
  59         if(_interactorstylemprview==NULL)
  60         {
  61                 _interactorstylemprview = new vtkInteractorStyleMPRView();
  62                 ((vtkInteractorStyleBaseView*)GetInteractorStyleBaseView())->AddInteractorStyleMaracas( _interactorstylemprview );
  63         }
  64
  65         if(img!=NULL){
  66                 double* origin = img->GetOrigin();
  67                 img->GetExtent(x1,x2,y1,y2,z1,z2);
  68                 img->GetSpacing(spc);
  69                 x1 += origin[0];
  70                 x2 += origin[0];
  71                 y1 += origin[1];
  72                 y2 += origin[1];
  73                 z1 += origin[2];
  74                 z2 += origin[2];
  75                 x1 = (int)(x1*spc[0]);
  76                 y1 = (int)(y1*spc[1]);
  77                 z1 = (int)(z1*spc[2]);
  78
  79                 x2 = (int)(x2*spc[0]);
  80                 y2 = (int)(y2*spc[1]);
  81                 z2 = (int)(z2*spc[2]);
  82
  83                 _visibleAxis = true;
  84
  85
  86
  87         }
  88
  89         // Axe A
  90         if(_lineAActor==NULL){
  91                 _lineAActor = vtkActor::New();
  92                 _lineAActor->GetProperty()->SetDiffuseColor(1,0,0);
  93                 _lineAActor->GetProperty()->SetLineWidth(0.5);
  94
  95                 _ptsA = vtkPoints::New();
  96                 _ptsA->SetNumberOfPoints(2);
  97                 _ptsA->SetPoint(0, -1000        , -1000 , -1000 );
  98                 _ptsA->SetPoint(1,  1000        ,  1000 ,  1000 );
  99
 100                 _pdA = vtkPolyData::New();
 101
 102                 _lineAMapper = vtkPolyDataMapper::New();
 103
 104                 _lineAMapper->SetInput(_pdA);
 105                 _lineAMapper->ImmediateModeRenderingOn();
 106                 _lineAActor->SetMapper(_lineAMapper);
 107         }
 108
 109         vtkCellArray *linesA = vtkCellArray::New();
 110         linesA->InsertNextCell(2);
 111         linesA->InsertCellPoint(0);
 112         linesA->InsertCellPoint(1);
 113         _pdA->SetPoints( _ptsA );
 114         _pdA->SetLines( linesA );
 115         linesA->Delete();  //do not delete lines ??
 116 //              _lineAActor->GetProperty()->BackfaceCullingOn();
 117
 118
 119 // Axe B
 120         if(_lineBActor==NULL){
 121                 _lineBActor                                             =       vtkActor::New();
 122                 _lineBActor->GetProperty()->SetDiffuseColor(1,0,0);
 123                 _lineBActor->GetProperty()->SetLineWidth(0.5);
 124                 _lineBMapper                                    =       vtkPolyDataMapper::New();
 125                 _lineBActor->SetMapper(_lineBMapper);
 126
 127                 _ptsB = vtkPoints::New();
 128                 _ptsB->SetNumberOfPoints(2);
 129                 _ptsB->SetPoint(0, -1000        , -1000 , -1000 );
 130                 _ptsB->SetPoint(1,  1000        ,  1000 ,  1000 );
 131
 132 //              _lineBActor->GetProperty()->BackfaceCullingOn();
 133         }
 134
 135         vtkCellArray *linesB;
 136         linesB = vtkCellArray::New();
 137         linesB->InsertNextCell(2);
 138         linesB->InsertCellPoint(0);
 139         linesB->InsertCellPoint(1);
 140         _pdB = vtkPolyData::New();
 141         _pdB->SetPoints( _ptsB );
 142         _pdB->SetLines( linesB );
 143         linesB->Delete();  //do not delete lines ??
 144
 145
 146         _lineBMapper->SetInput(_pdB);
 147         _lineBMapper->ImmediateModeRenderingOn();
 148
 149
 150         if(_imageViewer2XYZ){
 151                 _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineAActor );
 152                 _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineBActor );
 153                 vtkCamera *camera =_imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->GetActiveCamera();
 154
 155         //EED 17Avril2009
 156     //EED 21 mars 2012  FLIP problem  ..PLOP..
 157
 158                 if (_direction==0) {  // YZ
 159                         camera->SetViewUp               (   0   ,    0          ,     1         );
 160                         camera->SetPosition             ( 10000,(y1+y2)/2       , (z1+z2)/2     );
 161                         camera->SetFocalPoint   (   0   , (y1+y2)/2     , (z1+z2)/2     );
 162                         camera->SetParallelScale( (z2-z1)/3.0 );
 163                 }
 164
 165                 if (_direction==1) { // XZ
 166                         camera->SetViewUp               (       0               ,       0       ,       1               );
 167                         camera->SetPosition             ((x1+x2)/2      , -10000        , (z1+z2)/2     );
 168                         camera->SetFocalPoint   ((x1+x2)/2      ,   0   , (z1+z2)/2     );
 169                         camera->SetParallelScale( (x2-x1)/3.0 );
 170                 }
 171
 172                 if (_direction==2) {  // XY
 173                         camera->SetViewUp               (       0               ,       -1              ,       0       );
 174                         camera->SetPosition             ((x1+x2)/2      , (y1+y2)/2     , -10000);
 175                         camera->SetFocalPoint   ((x1+x2)/2      , (y1+y2)/2     ,       0       );
 176                         camera->SetParallelScale( (x2-x1)/3.0 );
 177                 }
 178
 179 /*
 180                 if (_direction==0) {    // YZ
 181                         camera->SetViewUp               (   0   ,     1         ,     0         );
 182                         camera->SetPosition             (  10000,(y1+y2)/2      , (z1+z2)/2     );
 183                         camera->SetFocalPoint   (   0   , (y1+y2)/2     , (z1+z2)/2     );
 184                         camera->SetParallelScale( (z2-z1)/3.0 );
 185                 }
 186
 187                 if (_direction==1) {    // XZ
 188                         camera->SetViewUp               (       0               ,       0       ,       -1              );
 189                         camera->SetPosition             ((x1+x2)/2      , 10000 , (z1+z2)/2     );
 190                         camera->SetFocalPoint   ((x1+x2)/2      ,   0   , (z1+z2)/2     );
 191                         camera->SetParallelScale( (x2-x1)/3.0 );
 192                 }
 193
 194                 if (_direction==2) {    // XY
 195                         camera->SetViewUp               (       0               ,       1               ,       0       );
 196                         camera->SetPosition             ((x1+x2)/2      , (y1+y2)/2     ,  10000);
 197                         camera->SetFocalPoint   ((x1+x2)/2      , (y1+y2)/2     ,       0       );
 198                         camera->SetParallelScale( (x2-x1)/3.0 );
 199                 }
 200 */
 201
 202         //      _imageViewer2XYZ->GetVtkImageViewer2()->SetColorWindow (160);
 203         //      _imageViewer2XYZ->GetVtkImageViewer2()->SetColorLevel (800);
 204         }
 205
 206 }
 207
 208 void wxVtkMPR2DView::SetVisibleAxis(bool ok)
 209 {
 210         if (ok!=_visibleAxis)
 211         {
 212                 _visibleAxis=ok;
 213                 if (_visibleAxis==true)
 214                 {
 215                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineAActor );
 216                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineBActor );
 217                 }
 218                 if (_visibleAxis==false)
 219                 {
 220                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->RemoveActor( _lineAActor );
 221                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->RemoveActor( _lineBActor );
 222                 }
 223
 224         }
 225 }
 226
 227 //-------------------------------------------------------------------
 228 void wxVtkMPR2DView::Refresh()
 229 {
 230
 231         printf("wxVtkMPR2DView::Refresh start\n");
 232
 233         //wxVtk2DBaseView::Refresh();
 234
 235
 236         //vtkImageViewer2 *IV2=_imageViewer2XYZ->GetVtkImageViewer2(); // JPRx
 237         //vtkCamera *camera = IV2->GetRenderer()->GetActiveCamera(); // JPRx
 238
 239
 240         int x1 = 0,x2 = 0,y1 = 0,y2 = 0,z1 = 0,z2 = 0;
 241         int x = 0, y = 0, z = 0;
 242         int xx = 0, yy = 0, zz = 0;
 243         double *spc     = 0;
 244         double *origin  = 0;
 245
 246         double xx1,yy1,zz1,xx2,yy2,zz2;
 247
 248
 249         //GetVtkmprbasedata()->GetDimensionExtention(&x1,&x2,&y1,&y2,&z1,&z2);
 250
 251
 252         vtkImageData* img = GetVtkmprbasedata()->GetImageData();
 253         if(img!=NULL){
 254                 origin = img->GetOrigin();
 255                 img->GetExtent(x1,x2,y1,y2,z1,z2);
 256                 spc = img->GetSpacing();
 257                 x1 += origin[0];
 258                 x2 += origin[0];
 259                 y1 += origin[1];
 260                 y2 += origin[1];
 261                 z1 += origin[2];
 262                 z2 += origin[2];
 263
 264                 xx1 =           x1*spc[0];
 265                 yy1 =           y1*spc[1];
 266                 zz1 =           z1*spc[2];
 267
 268                 xx2 =           x2*spc[0];
 269                 yy2 =           y2*spc[1];
 270                 zz2 =           z2*spc[2];
 271
 272                 x1 = (int)(x1*spc[0]);
 273                 y1 = (int)(y1*spc[1]);
 274                 z1 = (int)(z1*spc[2]);
 275
 276                 x2      = (int)(x2*spc[0]);
 277                 y2      = (int)(y2*spc[1]);
 278                 z2      = (int)(z2*spc[2]);
 279
 280                 xx = (int)(GetVtkmprbasedata()->GetX());
 281                 yy = (int)(GetVtkmprbasedata()->GetY());
 282                 zz = (int)(GetVtkmprbasedata()->GetZ());
 283
 284                 x =  round(xx*spc[0]);
 285                 y =  round(yy*spc[1]);
 286                 z =  round(zz*spc[2]);
 287
 288                 if ((xx!=_backX) || (yy!=_backY) || (zz!=_backZ)) {
 289
 290                         if (_direction==0) {    // YZ
 291                                 if(_imageViewer2XYZ)
 292                                 {
 293                                         _imageViewer2XYZ->SetXSlice( (int)(GetVtkmprbasedata()->GetX()) );
 294                                 }
 295 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 296                                 //_ptsA->SetPoint(0, x2, y1  , z );
 297                                 //_ptsA->SetPoint(1, x2, y2  , z );
 298                                 //_ptsB->SetPoint(0, x2, y   , z1);
 299                                 //_ptsB->SetPoint(1, x2, y   , z2);
 300                                 _ptsA->SetPoint(0, xx2, yy1  , z  );
 301                                 _ptsA->SetPoint(1, xx2, yy2  , z  );
 302                                 _ptsB->SetPoint(0, xx2, y    , zz1);
 303                                 _ptsB->SetPoint(1, xx2, y    , zz2);
 304                         }
 305                         if (_direction==1) {    // XZ
 306                                 if(_imageViewer2XYZ)
 307                                 {
 308                                         _imageViewer2XYZ->SetYSlice( (int)(GetVtkmprbasedata()->GetY()) );
 309                                 }
 310 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 311                             //_ptsA->SetPoint(0, x1 , y2 , z );
 312                                 //_ptsA->SetPoint(1, x2 , y2 , z );
 313                                 //_ptsB->SetPoint(0, x  , y2 , z1);
 314                                 //_ptsB->SetPoint(1, x  , y2 , z2);
 315                             _ptsA->SetPoint(0, xx1 , y1 , z  );
 316                                 _ptsA->SetPoint(1, xx2 , y1 , z  );
 317                                 _ptsB->SetPoint(0, x   , y1 , zz1);
 318                                 _ptsB->SetPoint(1, x   , y1 , zz2);
 319                         }
 320                         if (_direction==2) {    // XY
 321                                 if(_imageViewer2XYZ)
 322                                 {
 323                                         _imageViewer2XYZ->SetZSlice( (int)(GetVtkmprbasedata()->GetZ()) );
 324                                 }
 325                         //      _ptsA->SetPoint(0, x1 , y , -z2 );
 326                         //      _ptsA->SetPoint(1, x2 , y , -z2 );
 327                         //      _ptsB->SetPoint(0, x  , y1, -z2 );
 328                         //      _ptsB->SetPoint(1, x  , y2, -z2 );
 329
 330
 331 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 332                                 //_ptsA->SetPoint(0, x1 , y , z2 );
 333                                 //_ptsA->SetPoint(1, x2 , y , z2 );
 334                                 //_ptsB->SetPoint(0, x  , y1, z2 );
 335                                 //_ptsB->SetPoint(1, x  , y2, z2 );
 336
 337                                 _ptsA->SetPoint(0, xx1 , y  , z1 );
 338                                 _ptsA->SetPoint(1, xx2 , y  , z1 );
 339                                 _ptsB->SetPoint(0, x   , yy1, z1 );
 340                                 _ptsB->SetPoint(1, x   , yy2, z1 );
 341
 342
 343                         }
 344                         _backX=xx;
 345                         _backY=yy;
 346                         _backZ=zz;
 347                 }
 348
 349 //EED 24oct2010
 350 _imageViewer2XYZ->GetVtkImageViewer2()->GetWindowLevel()->Modified();
 351
 352                 wxVtkBaseView::Refresh();
 353
 354                 printf("wxVtkMPR2DView::Refresh end\n");
 355
 356         }
 357 }
 358 //-------------------------------------------------------------------
 359 int wxVtkMPR2DView::GetActualSlice()   // virtual
 360 {
 361         int result;
 362         if (_direction==0)
 363         {
 364                 result = (int)(GetVtkmprbasedata()->GetX());
 365         }
 366         if (_direction==1)
 367         {
 368                 result = (int)(GetVtkmprbasedata()->GetY());
 369         }
 370         if (_direction==2)
 371         {
 372                 result = (int)(GetVtkmprbasedata()->GetZ());
 373         }
 374         return result;
 375 }
 376 //-------------------------------------------------------------------
 377 void wxVtkMPR2DView::SetActualSlice(int slice)   // virtual
 378 {
 379         if (_direction==0)
 380         {
 381                 GetVtkmprbasedata()->SetX(slice);
 382         }
 383         if (_direction==1)
 384         {
 385                 GetVtkmprbasedata()->SetY(slice);
 386         }
 387         if (_direction==2)
 388         {
 389                 GetVtkmprbasedata()->SetZ(slice);
 390         }
 391 }
 392 //-------------------------------------------------------------------
 393 bool wxVtkMPR2DView::IfMouseTouchX(double x, double y, double z)
 394 {
 395         double delta=5;
 396         bool result=false;
 397         if (_direction==0)
 398         {
 399         }
 400         if (_direction==1)
 401         {
 402                 if (( x<GetVtkmprbasedata()->GetX()+delta ) && ( x>GetVtkmprbasedata()->GetX()-delta ))
 403                 {
 404                         result = true;
 405                 }
 406         }
 407         if (_direction==2)
 408         {
 409                 if (( x<GetVtkmprbasedata()->GetX()+delta ) && ( x>GetVtkmprbasedata()->GetX()-delta ))
 410                 {
 411                         result = true;
 412                 }
 413         }
 414         return result;
 415 }
 416 //-------------------------------------------------------------------
 417 bool wxVtkMPR2DView::IfMouseTouchY(double x, double y, double z)
 418 {
 419         double delta=5;
 420         bool result=false;
 421         if (_direction==0)
 422         {
 423                 if (( y<GetVtkmprbasedata()->GetY()+delta ) && ( y>GetVtkmprbasedata()->GetY()-delta ))
 424                 {
 425                         result = true;
 426                 }
 427         }
 428         if (_direction==1)
 429         {
 430         }
 431         if (_direction==2)
 432         {
 433                 if (( y<GetVtkmprbasedata()->GetY()+delta ) && ( y>GetVtkmprbasedata()->GetY()-delta ))
 434                 {
 435                         result = true;
 436                 }
 437         }
 438         return result;
 439 }
 440 //-------------------------------------------------------------------
 441 bool wxVtkMPR2DView::IfMouseTouchZ(double x, double y, double z)
 442 {
 443         double delta=5;
 444         bool result=false;
 445         if (_direction==0)
 446         {
 447                 if (( z<GetVtkmprbasedata()->GetZ()+delta ) && ( z>GetVtkmprbasedata()->GetZ()-delta ))
 448                 {
 449                         result = true;
 450                 }
 451         }
 452         if (_direction==1)
 453         {
 454                 if (( z<GetVtkmprbasedata()->GetZ()+delta ) && ( z>GetVtkmprbasedata()->GetZ()-delta ))
 455                 {
 456                         result = true;
 457                 }
 458         }
 459         if (_direction==2)
 460         {
 461         }
 462         return result;
 463 }
 464 //-------------------------------------------------------------------
 465 void wxVtkMPR2DView::MoveX(double x, double y, double z)
 466 {
 467         if (_direction==0)
 468         {
 469         }
 470         if (_direction==1)
 471         {
 472                 GetVtkmprbasedata()->SetX(x);
 473         }
 474         if (_direction==2)
 475         {
 476                 GetVtkmprbasedata()->SetX(x);
 477         }
 478 }
 479 //-------------------------------------------------------------------
 480 void wxVtkMPR2DView::MoveY(double x, double y, double z)
 481 {
 482         if (_direction==0)
 483         {
 484                 GetVtkmprbasedata()->SetY(y);
 485         }
 486         if (_direction==1)
 487         {
 488         }
 489         if (_direction==2)
 490         {
 491                 GetVtkmprbasedata()->SetY(y);
 492         }
 493 }
 494 //-------------------------------------------------------------------
 495 void wxVtkMPR2DView::MoveZ(double x, double y, double z)
 496 {
 497         if (_direction==0)
 498         {
 499                 GetVtkmprbasedata()->SetZ(z);
 500         }
 501         if (_direction==1)
 502         {
 503                 GetVtkmprbasedata()->SetZ(z);
 504         }
 505         if (_direction==2)
 506         {
 507         }
 508 }
 509 //-------------------------------------------------------------------
 510 void wxVtkMPR2DView::ChangeAxisColor(double x, double y, double z)
 511 {
 512         double c1r=1,c1g=1,c1b=0;
 513         double c2r=1,c2g=0,c2b=0;
 514
 515         if (_direction==0)
 516         {
 517                 if (IfMouseTouchY(x,y,z)==true)
 518                 {
 519                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 520                 } else {
 521                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 522                 }
 523                 if (IfMouseTouchZ(x,y,z)==true)
 524                 {
 525                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 526                 } else {
 527                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 528                 }
 529         }
 530
 531         if (_direction==1)
 532         {
 533                 if (IfMouseTouchX(x,y,z)==true)
 534                 {
 535                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 536                 } else {
 537                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 538                 }
 539                 if (IfMouseTouchZ(x,y,z)==true)
 540                 {
 541                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 542                 } else {
 543                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 544                 }
 545         }
 546
 547         if (_direction==2)
 548         {
 549                 if (IfMouseTouchX(x,y,z)==true)
 550                 {
 551                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 552                 } else {
 553                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 554                 }
 555                 if (IfMouseTouchY(x,y,z)==true)
 556                 {
 557                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 558                 } else {
 559                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 560                 }
 561         }
 562         Refresh();
 563 }
 564
 565
 566 //EED 5 juin 2009
 567 //void wxVtkMPR2DView::TransfromCoordViewWorld(double &X, double &Y, double &Z, int type) // virtual
 568 void wxVtkMPR2DView::TransFromCoordScreenToWorld(double &X, double &Y, double &Z, bool keepNormalDirection, int type) //virtual //keepNormalDirection=false, type=2
 569 {
 570
 571         wxVtkBaseView::TransFromCoordScreenToWorld(X,Y,Z,keepNormalDirection,_direction);
 572
 573         if ((_direction==0) && (keepNormalDirection==true) )
 574         {
 575                 X = ((vtkMPRBaseData*)GetVtkBaseData())->GetX();
 576         }
 577
 578         if ((_direction==1) && (keepNormalDirection==true) )
 579         {
 580                 Y = ((vtkMPRBaseData*)GetVtkBaseData())->GetY();
 581         }
 582
 583         if ((_direction==2) && (keepNormalDirection==true) )
 584         {
 585                 Z = ((vtkMPRBaseData*)GetVtkBaseData())->GetZ();
 586         }
 587
 588 }
 589
 590 //-------------------------------------------------------------------
 591 int wxVtkMPR2DView::GetDirection() // virtual
 592 {
 593     return _direction;
 594 }
 595
 596
 597 //-------------------------------------------------------------------
 598 //-------------------------------------------------------------------
 599 //-------------------------------------------------------------------
 600 //void boxVolumeObserver::Execute(vtkObject *wdg, unsigned long eventId, void* calldata) {  // virtual
 601 //      if (eventId==vtkCommand::StartInteractionEvent){
 602 //              _renWin->SetDesiredUpdateRate(10);
 603 //      }
 604 //      if (eventId==vtkCommand::InteractionEvent){
 605 //              _renWin->SetDesiredUpdateRate(0.001);
 606 //      }
 607 //      if (eventId==vtkCommand::EndInteractionEvent){
 608 //              vtkPlanes *planes = vtkPlanes::New();
 609 //              vtkBoxWidget *boxwidget = reinterpret_cast<vtkBoxWidget*>(wdg);
 610 //              boxwidget->GetPlanes(planes);
 611 //              _volumeMapper->SetClippingPlanes(planes);
 612 //              planes -> Delete();
 613 //      }
 614 //}
 615
 616 //-------------------------------------------------------------------
 617 //void boxVolumeObserver::SetRenWin( vtkRenderWindow *renWin ){
 618 //      _renWin = renWin;
 619 //}
 620 //-------------------------------------------------------------------
 621 //void boxVolumeObserver::SetVolumeMapper(vtkVolumeRayCastMapper *volumeMapper){
 622 //      _volumeMapper = volumeMapper;
 623 //}