packages/wxvtk/src/bbwxvtkViewer2D.cxx

   1 /*=========================================================================
   2
   3   Program:   bbtk
   4   Module:    $RCSfile: bbwxvtkViewer2D.cxx,v $
   5   Language:  C++
   6   Date:      $Date: 2008/03/03 13:14:27 $
   7   Version:   $Revision: 1.1 $
   8
   9   Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
  10   l'Image). All rights reserved. See Doc/License.txt or
  11   http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
  12
  13      This software is distributed WITHOUT ANY WARRANTY; without even
  14      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  15      PURPOSE.  See the above copyright notices for more information.
  16
  17 =========================================================================*/
  18 /**
  19  *  \file
  20  *  \brief
  21  */
  22
  23
  24 #ifdef _USE_WXWIDGETS_
  25
  26
  27 #include "bbwxvtkViewer2D.h"
  28 #include "bbwxvtkPackage.h"
  29 //#include <wx/dialog.h>
  30
  31 #include "vtkInteractorStyleImage.h"
  32 #include "vtkCamera.h"
  33 #include "vtkRenderer.h"
  34
  35
  36
  37
  38 namespace bbwxvtk
  39 {
  40
  41   BBTK_ADD_BLACK_BOX_TO_PACKAGE(wxvtk,Viewer2D);
  42
  43
  44   Viewer2DWidget::Viewer2DWidget(Viewer2D* box,
  45                                  wxWindow *parent)
  46     :
  47     wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL),
  48     mBox(box)
  49   {
  50     wxPanel *panel      = this;
  51
  52     wxvtkrenderwindowinteractor = new wxVTKRenderWindowInteractor(panel,-1);
  53     wxvtkrenderwindowinteractor->UseCaptureMouseOn();
  54     wxBoxSizer *sizer = new wxBoxSizer(wxVERTICAL);
  55     sizer       -> Add( wxvtkrenderwindowinteractor , 1, wxEXPAND, 0);
  56     panel       -> SetSizer(sizer);
  57     panel       -> SetAutoLayout(true);
  58     panel       -> Layout();
  59
  60     backImageData       = NULL;
  61     imageViewer         = NULL;
  62
  63
  64   }
  65   //-------------------------------------------------------------------------
  66
  67   Viewer2DWidget::~Viewer2DWidget()
  68   {
  69     delete wxvtkrenderwindowinteractor;
  70 // pourquoi pas wxvtkrenderwindowinteractor->Delete(); // JP
  71   }
  72
  73   //-------------------------------------------------------------------------
  74
  75
  76
  77
  78   void Viewer2DWidget::Update()
  79   {
  80
  81     if (imageViewer==NULL){
  82       imageViewer       = vtkImageViewer2::New();
  83       imageViewer->SetupInteractor ( wxvtkrenderwindowinteractor );
  84     }
  85
  86     // Viewer2D*  mbbtkViewer2D = (Viewer2D*)GetBlackBox();
  87
  88
  89
  90     //  imageViewer->SetSliceOrientation(((Viewer2D*)GetBlackBox())->bbGetInputOrientation());
  91
  92
  93     if ( backImageData != mBox->bbGetInputIn() )
  94       {
  95         backImageData = mBox->bbGetInputIn();
  96         imageViewer->SetInput( backImageData );
  97         backImageData->Update();
  98         int x1,x2,y1,y2,z1,z2;
  99         double spx,spy,spz;
 100         backImageData->GetSpacing(spx,spy,spz);
 101         backImageData->GetExtent (x1,x2,y1,y2,z1,z2);
 102
 103         bbtkMessage("Output",2,"Viewer2D '"<<mBox->bbGetName()<<"' - Image :"<<std::endl);
 104         bbtkMessage("Output",2," extent  = "<< x1<<"-"<<x2<<" x "<<y1<<"-"<<y2<<" x "<<z1<<"-"<<z2<<std::endl);
 105         bbtkMessage("Output",2," spacing = "<<spx << " - "<< spy << " - "<<spz<<std::endl);
 106
 107         vtkCamera *camera = imageViewer->GetRenderer()->GetActiveCamera();
 108
 109         camera->SetViewUp ( spx*0, -spy*1, spz*0);
 110         camera->SetPosition( spx*(x1+x2)/2, spy*(y1+y2)/2, -spz*10000000);
 111         camera->SetFocalPoint   ( spx*(x1+x2)/2 , spy*(y1+y2)/2 , spz*0);
 112
 113
 114         camera->ComputeViewPlaneNormal();
 115         camera->SetParallelScale(  spx*(x2-x1)/2.0 );
 116         //              imageViewer->GetRenderer()->ResetCamera(x1,x2,y1,y2,z1,z2);
 117       }
 118
 119
 120     if (backImageData!=NULL)
 121       {
 122         int z = mBox->bbGetInputSlice();
 123
 124         int ext[6];
 125         backImageData->GetWholeExtent(ext);
 126
 127
 128         if (z<ext[4]) { z=ext[4]; }
 129         if (z>=ext[5]) { z=ext[5]-1; }
 130         // LG : SetZSlice does not exist anymore in vtk 5 !
 131
 132 #if (VTK_MAJOR_VERSION >= 5)
 133         imageViewer->SetSlice( z );
 134 #else
 135         imageViewer->SetZSlice( z );
 136 #endif
 137
 138       }
 139
 140     wxvtkrenderwindowinteractor->Render();
 141     //    wxvtkrenderwindowinteractor->Refresh();
 142
 143     //    Refresh();
 144   }
 145
 146
 147
 148
 149   //--------------------------------------------------------------------------
 150   //-------------------------------------------------------------------------
 151   //--------------------------------------------------------------------------
 152   //--------------------------------------------------------------------------
 153
 154
 155   BBTK_USER_BLACK_BOX_IMPLEMENTATION(Viewer2D,bbtk::WxBlackBox);
 156
 157
 158   void Viewer2D::Process()
 159   {
 160     ((Viewer2DWidget*)bbGetOutputWidget())->Update();
 161     bbSetOutputOut( bbGetInputSlice() );
 162   }
 163
 164
 165   /**
 166    * \brief  Create wxWidget .
 167    *
 168    *
 169    */
 170   void Viewer2D::CreateWidget()
 171   {
 172     bbtkDebugMessageInc("Core",9,"Viewer2D::CreateWidget()"<<std::endl);
 173
 174     Viewer2DWidget* w = new Viewer2DWidget(this,bbGetWxParent());
 175     w->Update();
 176     bbSetOutputWidget(w);
 177
 178     bbtkDebugDecTab("Core",9);
 179   }
 180
 181
 182 }//namespace bbtk
 183
 184 #endif
 185