lib/maracasVisuLib/src/interface/wxWindows/widgets/wxVtkMPR2DView.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 #include "wxVtkMPR2DView.h"
  27
  28 #include "vtkInteractorStyleBaseView.h"
  29
  30 #include "vtkCellArray.h"
  31 #ifdef WIN32
  32 #include <mathdefs.h>
  33 using namespace gtm;
  34 #endif
  35
  36 wxVtkMPR2DView::wxVtkMPR2DView( wxWindow *parent, int direction)
  37  :wxVtk2DBaseView(parent)
  38 {
  39         _backX                  = -99999;
  40         _backY                  = -99999;
  41         _backZ                  = -99999;
  42         _direction              = direction;
  43         _ptsA                   = NULL;
  44         _lineAActor             = NULL;
  45         _lineAMapper    = NULL;
  46         _pdA                    = NULL;
  47         _ptsB                   = NULL;
  48         _lineBActor             = NULL;
  49         _lineBMapper    = NULL;
  50         _pdB                    = NULL;
  51         _interactorstylemprview = NULL;
  52 }
  53
  54 //-------------------------------------------------------------------
  55 wxVtkMPR2DView::~wxVtkMPR2DView()
  56 {
  57         if (_ptsA!=NULL)            { _ptsA                 -> Delete(); }
  58         if (_lineAActor!=NULL)  { _lineAActor   -> Delete(); }
  59         if (_lineAMapper!=NULL) { _lineAMapper  -> Delete(); }
  60         if (_pdA!=NULL)             { _pdA                  -> Delete(); }
  61         if (_ptsB!=NULL)            { _ptsB                 -> Delete(); }
  62         if (_lineBActor!=NULL)  { _lineBActor   -> Delete(); }
  63         if (_lineBMapper!=NULL) { _lineBMapper  -> Delete(); }
  64         if (_pdB!=NULL)             { _pdB                  -> Delete(); }
  65 }
  66 //-------------------------------------------------------------------
  67 vtkMPRBaseData *wxVtkMPR2DView::GetVtkmprbasedata()
  68 {
  69         return (vtkMPRBaseData*)GetVtkBaseData();
  70 }
  71 //-------------------------------------------------------------------
  72 void wxVtkMPR2DView::Configure()
  73 {
  74         wxVtk2DBaseView::Configure();
  75         int x1,x2,y1,y2,z1,z2;
  76         GetVtkmprbasedata()     -> GetDimensionExtention(&x1,&x2,&y1,&y2,&z1,&z2);
  77         double spc[3];
  78         vtkImageData* img =  GetVtkmprbasedata()->GetImageData();
  79         if(_interactorstylemprview==NULL)
  80         {
  81                 _interactorstylemprview = new vtkInteractorStyleMPRView();
  82                 ((vtkInteractorStyleBaseView*)GetInteractorStyleBaseView())->AddInteractorStyleMaracas( _interactorstylemprview );
  83         }
  84
  85         if(img!=NULL){
  86                 double* origin = img->GetOrigin();
  87                 img->GetExtent(x1,x2,y1,y2,z1,z2);
  88                 img->GetSpacing(spc);
  89                 x1 += origin[0];
  90                 x2 += origin[0];
  91                 y1 += origin[1];
  92                 y2 += origin[1];
  93                 z1 += origin[2];
  94                 z2 += origin[2];
  95                 x1 = (int)(x1*spc[0]);
  96                 y1 = (int)(y1*spc[1]);
  97                 z1 = (int)(z1*spc[2]);
  98
  99                 x2 = (int)(x2*spc[0]);
 100                 y2 = (int)(y2*spc[1]);
 101                 z2 = (int)(z2*spc[2]);
 102
 103                 _visibleAxis = true;
 104         }
 105
 106         // Axe A
 107         if(_lineAActor==NULL){
 108                 _lineAActor = vtkActor::New();
 109                 _lineAActor->GetProperty()->SetDiffuseColor(1,0,0);
 110                 _lineAActor->GetProperty()->SetLineWidth(0.5);
 111
 112                 _ptsA = vtkPoints::New();
 113                 _ptsA->SetNumberOfPoints(2);
 114                 _ptsA->SetPoint(0, -1000        , -1000 , -1000 );
 115                 _ptsA->SetPoint(1,  1000        ,  1000 ,  1000 );
 116                 _pdA = vtkPolyData::New();
 117                 _lineAMapper = vtkPolyDataMapper::New();
 118                 _lineAMapper->SetInput(_pdA);
 119                 _lineAMapper->ImmediateModeRenderingOn();
 120                 _lineAActor->SetMapper(_lineAMapper);
 121         }
 122
 123         vtkCellArray *linesA = vtkCellArray::New();
 124         linesA->InsertNextCell(2);
 125         linesA->InsertCellPoint(0);
 126         linesA->InsertCellPoint(1);
 127         _pdA->SetPoints( _ptsA );
 128         _pdA->SetLines( linesA );
 129         linesA->Delete();  //do not delete lines ??
 130 //              _lineAActor->GetProperty()->BackfaceCullingOn();
 131
 132
 133 // Axe B
 134         if(_lineBActor==NULL){
 135                 _lineBActor                                             =       vtkActor::New();
 136                 _lineBActor->GetProperty()->SetDiffuseColor(1,0,0);
 137                 _lineBActor->GetProperty()->SetLineWidth(0.5);
 138                 _lineBMapper                                    =       vtkPolyDataMapper::New();
 139                 _lineBActor->SetMapper(_lineBMapper);
 140                 _ptsB = vtkPoints::New();
 141                 _ptsB->SetNumberOfPoints(2);
 142                 _ptsB->SetPoint(0, -1000        , -1000 , -1000 );
 143                 _ptsB->SetPoint(1,  1000        ,  1000 ,  1000 );
 144 //              _lineBActor->GetProperty()->BackfaceCullingOn();
 145         }
 146
 147         vtkCellArray *linesB;
 148         linesB = vtkCellArray::New();
 149         linesB->InsertNextCell(2);
 150         linesB->InsertCellPoint(0);
 151         linesB->InsertCellPoint(1);
 152         _pdB = vtkPolyData::New();
 153         _pdB->SetPoints( _ptsB );
 154         _pdB->SetLines( linesB );
 155         linesB->Delete();  //do not delete lines ??
 156         _lineBMapper->SetInput(_pdB);
 157         _lineBMapper->ImmediateModeRenderingOn();
 158         if(_imageViewer2XYZ){
 159                 _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineAActor );
 160                 _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineBActor );
 161                 vtkCamera *camera =_imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->GetActiveCamera();
 162
 163         //EED 17Avril2009
 164     //EED 21 mars 2012  FLIP problem  ..PLOP..
 165
 166                 if (_direction==0) {  // YZ
 167                         camera->SetViewUp               (   0   ,    0          ,     1         );
 168                         camera->SetPosition             ( 10000,(y1+y2)/2       , (z1+z2)/2     );
 169                         camera->SetFocalPoint   (   0   , (y1+y2)/2     , (z1+z2)/2     );
 170                         camera->SetParallelScale( (z2-z1)/3.0 );
 171                 }
 172
 173                 if (_direction==1) { // XZ
 174                         camera->SetViewUp               (       0               ,       0       ,       1               );
 175                         camera->SetPosition             ((x1+x2)/2      , -10000        , (z1+z2)/2     );
 176                         camera->SetFocalPoint   ((x1+x2)/2      ,   0   , (z1+z2)/2     );
 177                         camera->SetParallelScale( (x2-x1)/3.0 );
 178                 }
 179
 180                 if (_direction==2) {  // XY
 181                         camera->SetViewUp               (       0               ,       -1              ,       0       );
 182                         camera->SetPosition             ((x1+x2)/2      , (y1+y2)/2     , -10000);
 183                         camera->SetFocalPoint   ((x1+x2)/2      , (y1+y2)/2     ,       0       );
 184                         camera->SetParallelScale( (x2-x1)/3.0 );
 185                 }
 186
 187 /*
 188                 if (_direction==0) {    // YZ
 189                         camera->SetViewUp               (   0   ,     1         ,     0         );
 190                         camera->SetPosition             (  10000,(y1+y2)/2      , (z1+z2)/2     );
 191                         camera->SetFocalPoint   (   0   , (y1+y2)/2     , (z1+z2)/2     );
 192                         camera->SetParallelScale( (z2-z1)/3.0 );
 193                 }
 194
 195                 if (_direction==1) {    // XZ
 196                         camera->SetViewUp               (       0               ,       0       ,       -1              );
 197                         camera->SetPosition             ((x1+x2)/2      , 10000 , (z1+z2)/2     );
 198                         camera->SetFocalPoint   ((x1+x2)/2      ,   0   , (z1+z2)/2     );
 199                         camera->SetParallelScale( (x2-x1)/3.0 );
 200                 }
 201
 202                 if (_direction==2) {    // XY
 203                         camera->SetViewUp               (       0               ,       1               ,       0       );
 204                         camera->SetPosition             ((x1+x2)/2      , (y1+y2)/2     ,  10000);
 205                         camera->SetFocalPoint   ((x1+x2)/2      , (y1+y2)/2     ,       0       );
 206                         camera->SetParallelScale( (x2-x1)/3.0 );
 207                 }
 208 */
 209
 210         //      _imageViewer2XYZ->GetVtkImageViewer2()->SetColorWindow (160);
 211         //      _imageViewer2XYZ->GetVtkImageViewer2()->SetColorLevel (800);
 212         }
 213 }
 214
 215 void wxVtkMPR2DView::SetVisibleAxis(bool ok)
 216 {
 217         if (ok!=_visibleAxis)
 218         {
 219                 _visibleAxis=ok;
 220                 if (_visibleAxis==true)
 221                 {
 222                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineAActor );
 223                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->AddActor( _lineBActor );
 224                 }
 225                 if (_visibleAxis==false)
 226                 {
 227                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->RemoveActor( _lineAActor );
 228                         _imageViewer2XYZ->GetVtkImageViewer2()->GetRenderer()->RemoveActor( _lineBActor );
 229                 }
 230
 231         }
 232 }
 233
 234 //-------------------------------------------------------------------
 235 void wxVtkMPR2DView::Refresh()
 236 {
 237         //wxVtk2DBaseView::Refresh();
 238         int x1 = 0,x2 = 0,y1 = 0,y2 = 0,z1 = 0,z2 = 0;
 239         int x = 0, y = 0, z = 0;
 240         int xx = 0, yy = 0, zz = 0;
 241         double *spc     = 0;
 242         double *origin  = 0;
 243
 244         double xx1,yy1,zz1,xx2,yy2,zz2;
 245
 246         vtkImageData* img = GetVtkmprbasedata()->GetImageData();
 247         if(img!=NULL){
 248                 origin = img->GetOrigin();
 249                 img->GetExtent(x1,x2,y1,y2,z1,z2);
 250                 spc = img->GetSpacing();
 251                 x1 += origin[0];
 252                 x2 += origin[0];
 253                 y1 += origin[1];
 254                 y2 += origin[1];
 255                 z1 += origin[2];
 256                 z2 += origin[2];
 257
 258                 xx1 =           x1*spc[0];
 259                 yy1 =           y1*spc[1];
 260                 zz1 =           z1*spc[2];
 261
 262                 xx2 =           x2*spc[0];
 263                 yy2 =           y2*spc[1];
 264                 zz2 =           z2*spc[2];
 265
 266                 x1 = (int)(x1*spc[0]);
 267                 y1 = (int)(y1*spc[1]);
 268                 z1 = (int)(z1*spc[2]);
 269
 270                 x2      = (int)(x2*spc[0]);
 271                 y2      = (int)(y2*spc[1]);
 272                 z2      = (int)(z2*spc[2]);
 273
 274                 xx = (int)(GetVtkmprbasedata()->GetX());
 275                 yy = (int)(GetVtkmprbasedata()->GetY());
 276                 zz = (int)(GetVtkmprbasedata()->GetZ());
 277
 278                 x =  round(xx*spc[0]);
 279                 y =  round(yy*spc[1]);
 280                 z =  round(zz*spc[2]);
 281
 282                 if ((xx!=_backX) || (yy!=_backY) || (zz!=_backZ)) {
 283
 284                         if (_direction==0) {    // YZ
 285                                 if(_imageViewer2XYZ)
 286                                 {
 287                                         _imageViewer2XYZ->SetXSlice( (int)(GetVtkmprbasedata()->GetX()) );
 288                                 }
 289 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 290                                 //_ptsA->SetPoint(0, x2, y1  , z );
 291                                 //_ptsA->SetPoint(1, x2, y2  , z );
 292                                 //_ptsB->SetPoint(0, x2, y   , z1);
 293                                 //_ptsB->SetPoint(1, x2, y   , z2);
 294                                 _ptsA->SetPoint(0, xx2, yy1  , z  );
 295                                 _ptsA->SetPoint(1, xx2, yy2  , z  );
 296                                 _ptsB->SetPoint(0, xx2, y    , zz1);
 297                                 _ptsB->SetPoint(1, xx2, y    , zz2);
 298                         }
 299                         if (_direction==1) {    // XZ
 300                                 if(_imageViewer2XYZ)
 301                                 {
 302                                         _imageViewer2XYZ->SetYSlice( (int)(GetVtkmprbasedata()->GetY()) );
 303                                 }
 304 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 305                             //_ptsA->SetPoint(0, x1 , y2 , z );
 306                                 //_ptsA->SetPoint(1, x2 , y2 , z );
 307                                 //_ptsB->SetPoint(0, x  , y2 , z1);
 308                                 //_ptsB->SetPoint(1, x  , y2 , z2);
 309                             _ptsA->SetPoint(0, xx1 , y1 , z  );
 310                                 _ptsA->SetPoint(1, xx2 , y1 , z  );
 311                                 _ptsB->SetPoint(0, x   , y1 , zz1);
 312                                 _ptsB->SetPoint(1, x   , y1 , zz2);
 313                         }
 314                         if (_direction==2) {    // XY
 315                                 if(_imageViewer2XYZ)
 316                                 {
 317                                         _imageViewer2XYZ->SetZSlice( (int)(GetVtkmprbasedata()->GetZ()) );
 318                                 }
 319                         //      _ptsA->SetPoint(0, x1 , y , -z2 );
 320                         //      _ptsA->SetPoint(1, x2 , y , -z2 );
 321                         //      _ptsB->SetPoint(0, x  , y1, -z2 );
 322                         //      _ptsB->SetPoint(1, x  , y2, -z2 );
 323
 324
 325 //EED 21 mars 2012  FLIP probleme  ..PLOP..
 326                                 //_ptsA->SetPoint(0, x1 , y , z2 );
 327                                 //_ptsA->SetPoint(1, x2 , y , z2 );
 328                                 //_ptsB->SetPoint(0, x  , y1, z2 );
 329                                 //_ptsB->SetPoint(1, x  , y2, z2 );
 330
 331                                 _ptsA->SetPoint(0, xx1 , y  , z1 );
 332                                 _ptsA->SetPoint(1, xx2 , y  , z1 );
 333                                 _ptsB->SetPoint(0, x   , yy1, z1 );
 334                                 _ptsB->SetPoint(1, x   , yy2, z1 );
 335
 336
 337                         }
 338                         _backX=xx;
 339                         _backY=yy;
 340                         _backZ=zz;
 341                 }
 342
 343 //EED 01nov2012
 344                 UpdateColorWindowLevel();
 345                 wxVtkBaseView::Refresh();
 346         }
 347 }
 348 //-------------------------------------------------------------------
 349 int wxVtkMPR2DView::GetActualSlice()   // virtual
 350 {
 351         int result;
 352         if (_direction==0)
 353         {
 354                 result = (int)(GetVtkmprbasedata()->GetX());
 355         }
 356         if (_direction==1)
 357         {
 358                 result = (int)(GetVtkmprbasedata()->GetY());
 359         }
 360         if (_direction==2)
 361         {
 362                 result = (int)(GetVtkmprbasedata()->GetZ());
 363         }
 364         return result;
 365 }
 366 //-------------------------------------------------------------------
 367 void wxVtkMPR2DView::SetActualSlice(int slice)   // virtual
 368 {
 369         if (_direction==0)
 370         {
 371                 GetVtkmprbasedata()->SetX(slice);
 372         }
 373         if (_direction==1)
 374         {
 375                 GetVtkmprbasedata()->SetY(slice);
 376         }
 377         if (_direction==2)
 378         {
 379                 GetVtkmprbasedata()->SetZ(slice);
 380         }
 381 }
 382 //-------------------------------------------------------------------
 383 bool wxVtkMPR2DView::IfMouseTouchX(double x, double y, double z)
 384 {
 385         double delta=5;
 386         bool result=false;
 387         if (_direction==0)
 388         {
 389         }
 390         if (_direction==1)
 391         {
 392                 if (( x<GetVtkmprbasedata()->GetX()+delta ) && ( x>GetVtkmprbasedata()->GetX()-delta ))
 393                 {
 394                         result = true;
 395                 }
 396         }
 397         if (_direction==2)
 398         {
 399                 if (( x<GetVtkmprbasedata()->GetX()+delta ) && ( x>GetVtkmprbasedata()->GetX()-delta ))
 400                 {
 401                         result = true;
 402                 }
 403         }
 404         return result;
 405 }
 406 //-------------------------------------------------------------------
 407 bool wxVtkMPR2DView::IfMouseTouchY(double x, double y, double z)
 408 {
 409         double delta=5;
 410         bool result=false;
 411         if (_direction==0)
 412         {
 413                 if (( y<GetVtkmprbasedata()->GetY()+delta ) && ( y>GetVtkmprbasedata()->GetY()-delta ))
 414                 {
 415                         result = true;
 416                 }
 417         }
 418         if (_direction==1)
 419         {
 420         }
 421         if (_direction==2)
 422         {
 423                 if (( y<GetVtkmprbasedata()->GetY()+delta ) && ( y>GetVtkmprbasedata()->GetY()-delta ))
 424                 {
 425                         result = true;
 426                 }
 427         }
 428         return result;
 429 }
 430 //-------------------------------------------------------------------
 431 bool wxVtkMPR2DView::IfMouseTouchZ(double x, double y, double z)
 432 {
 433         double delta=5;
 434         bool result=false;
 435         if (_direction==0)
 436         {
 437                 if (( z<GetVtkmprbasedata()->GetZ()+delta ) && ( z>GetVtkmprbasedata()->GetZ()-delta ))
 438                 {
 439                         result = true;
 440                 }
 441         }
 442         if (_direction==1)
 443         {
 444                 if (( z<GetVtkmprbasedata()->GetZ()+delta ) && ( z>GetVtkmprbasedata()->GetZ()-delta ))
 445                 {
 446                         result = true;
 447                 }
 448         }
 449         if (_direction==2)
 450         {
 451         }
 452         return result;
 453 }
 454 //-------------------------------------------------------------------
 455 void wxVtkMPR2DView::MoveX(double x, double y, double z)
 456 {
 457         if (_direction==0)
 458         {
 459         }
 460         if (_direction==1)
 461         {
 462                 GetVtkmprbasedata()->SetX(x);
 463         }
 464         if (_direction==2)
 465         {
 466                 GetVtkmprbasedata()->SetX(x);
 467         }
 468 }
 469 //-------------------------------------------------------------------
 470 void wxVtkMPR2DView::MoveY(double x, double y, double z)
 471 {
 472         if (_direction==0)
 473         {
 474                 GetVtkmprbasedata()->SetY(y);
 475         }
 476         if (_direction==1)
 477         {
 478         }
 479         if (_direction==2)
 480         {
 481                 GetVtkmprbasedata()->SetY(y);
 482         }
 483 }
 484 //-------------------------------------------------------------------
 485 void wxVtkMPR2DView::MoveZ(double x, double y, double z)
 486 {
 487         if (_direction==0)
 488         {
 489                 GetVtkmprbasedata()->SetZ(z);
 490         }
 491         if (_direction==1)
 492         {
 493                 GetVtkmprbasedata()->SetZ(z);
 494         }
 495         if (_direction==2)
 496         {
 497         }
 498 }
 499 //-------------------------------------------------------------------
 500 void wxVtkMPR2DView::ChangeAxisColor(double x, double y, double z)
 501 {
 502         double c1r=1,c1g=1,c1b=0;
 503         double c2r=1,c2g=0,c2b=0;
 504
 505         if (_direction==0)
 506         {
 507                 if (IfMouseTouchY(x,y,z)==true)
 508                 {
 509                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 510                 } else {
 511                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 512                 }
 513                 if (IfMouseTouchZ(x,y,z)==true)
 514                 {
 515                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 516                 } else {
 517                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 518                 }
 519         }
 520
 521         if (_direction==1)
 522         {
 523                 if (IfMouseTouchX(x,y,z)==true)
 524                 {
 525                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 526                 } else {
 527                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 528                 }
 529                 if (IfMouseTouchZ(x,y,z)==true)
 530                 {
 531                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 532                 } else {
 533                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 534                 }
 535         }
 536
 537         if (_direction==2)
 538         {
 539                 if (IfMouseTouchX(x,y,z)==true)
 540                 {
 541                         _lineBActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 542                 } else {
 543                         _lineBActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 544                 }
 545                 if (IfMouseTouchY(x,y,z)==true)
 546                 {
 547                         _lineAActor->GetProperty()->SetDiffuseColor(c1r,c1g,c1b);
 548                 } else {
 549                         _lineAActor->GetProperty()->SetDiffuseColor(c2r,c2g,c2b);
 550                 }
 551         }
 552         Refresh();
 553 }
 554
 555
 556 //EED 5 juin 2009
 557 //void wxVtkMPR2DView::TransfromCoordViewWorld(double &X, double &Y, double &Z, int type) // virtual
 558 void wxVtkMPR2DView::TransFromCoordScreenToWorld(double &X, double &Y, double &Z, bool keepNormalDirection, int type) //virtual //keepNormalDirection=false, type=2
 559 {
 560
 561         wxVtkBaseView::TransFromCoordScreenToWorld(X,Y,Z,keepNormalDirection,_direction);
 562
 563         if ((_direction==0) && (keepNormalDirection==true) )
 564         {
 565                 X = ((vtkMPRBaseData*)GetVtkBaseData())->GetX();
 566         }
 567
 568         if ((_direction==1) && (keepNormalDirection==true) )
 569         {
 570                 Y = ((vtkMPRBaseData*)GetVtkBaseData())->GetY();
 571         }
 572
 573         if ((_direction==2) && (keepNormalDirection==true) )
 574         {
 575                 Z = ((vtkMPRBaseData*)GetVtkBaseData())->GetZ();
 576         }
 577
 578 }
 579
 580 //-------------------------------------------------------------------
 581 int wxVtkMPR2DView::GetDirection() // virtual
 582 {
 583     return _direction;
 584 }
 585
 586
 587 //-------------------------------------------------------------------
 588 //-------------------------------------------------------------------
 589 //-------------------------------------------------------------------
 590 //void boxVolumeObserver::Execute(vtkObject *wdg, unsigned long eventId, void* calldata) {  // virtual
 591 //      if (eventId==vtkCommand::StartInteractionEvent){
 592 //              _renWin->SetDesiredUpdateRate(10);
 593 //      }
 594 //      if (eventId==vtkCommand::InteractionEvent){
 595 //              _renWin->SetDesiredUpdateRate(0.001);
 596 //      }
 597 //      if (eventId==vtkCommand::EndInteractionEvent){
 598 //              vtkPlanes *planes = vtkPlanes::New();
 599 //              vtkBoxWidget *boxwidget = reinterpret_cast<vtkBoxWidget*>(wdg);
 600 //              boxwidget->GetPlanes(planes);
 601 //              _volumeMapper->SetClippingPlanes(planes);
 602 //              planes -> Delete();
 603 //      }
 604 //}
 605
 606 //-------------------------------------------------------------------
 607 //void boxVolumeObserver::SetRenWin( vtkRenderWindow *renWin ){
 608 //      _renWin = renWin;
 609 //}
 610 //-------------------------------------------------------------------
 611 //void boxVolumeObserver::SetVolumeMapper(vtkVolumeRayCastMapper *volumeMapper){
 612 //      _volumeMapper = volumeMapper;
 613 //}