bbtk/src/bbmaracasvisuTransferFunctionView.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 "bbmaracasvisuTransferFunctionView.h"
  27 #include "bbcreaMaracasVisuPackage.h"
  28 namespace bbcreaMaracasVisu
  29 {
  30
  31 BBTK_ADD_BLACK_BOX_TO_PACKAGE(creaMaracasVisu,TransferFunctionView)
  32 BBTK_BLACK_BOX_IMPLEMENTATION(TransferFunctionView,bbtk::WxBlackBox);
  33
  34 //-----------------------------------------------------
  35 void TransferFunctionView::Process()
  36 {
  37         if(bbGetInputIn()!=NULL)
  38         {
  39
  40                 if(_currentimg != bbGetInputIn()){
  41                         _currentimg =  bbGetInputIn();
  42                         //mwxwidget->initializeHistogram(_currentimg);
  43                         mwxwidget->setImageData(_currentimg);
  44                         //mwxwidget->Refresh();
  45                 }
  46
  47 //              onColorChange();
  48                 /*
  49                 bbSetOutputGreyLevel(greylevel);
  50                 bbSetOutputValue(value);
  51                 bbSetOutputGreyLevelColors(greylevelcolors);
  52                 bbSetOutputRed(red);
  53                 bbSetOutputGreen(green);
  54                 bbSetOutputBlue(blue);
  55                 */
  56         } // if In
  57 }
  58
  59 void TransferFunctionView::onColorChange()
  60 {
  61
  62         std::vector<double> greylevel;
  63         std::vector<double> value;
  64
  65         std::vector<double> greylevelcolors;
  66         std::vector<double> red;
  67         std::vector<double> green;
  68         std::vector<double> blue;
  69
  70         mwxwidget->GetValuesPointsFunction(greylevel, value);
  71         mwxwidget->GetValuesColorPointsFunction(greylevelcolors,red, green,blue);
  72
  73
  74         _tfun->RemoveAllPoints();
  75         unsigned int i;
  76         for(i = 0; i < greylevel.size();i++){
  77                 _tfun->AddPoint(greylevel[i], value[i]);
  78                 std::cout<<"TransferFunctionView::Process()transfer function "<<greylevel[i]<<" "<< value[i]<<std::endl;
  79         }
  80         _ctfun->RemoveAllPoints();
  81         _ctfun->SetScaleToLinear ();
  82         _ctfun->ClampingOff();
  83         _ctfun->AllowDuplicateScalarsOn();
  84         double w=mwxwidget->GetWindowLevel();
  85         double c=mwxwidget->GetColorLevel();
  86
  87         if (greylevelcolors.size()>1)
  88         {
  89             double min = greylevelcolors[0];
  90                 double max = greylevelcolors[greylevelcolors.size()-1];
  91                 double dif = max-min;
  92                 if (dif==0) dif=0.0001;
  93                 double nc;
  94                 unsigned int i;
  95                 i=0;
  96                 _ctfun->AddRGBPoint(greylevelcolors[i], red[i],green[i], blue[i]);
  97                 for(i = 0; i < greylevelcolors.size();i++)
  98                 {
  99                         nc = ((greylevelcolors[i]-min)/dif)*w + c-w/2;
 100 //                      _ctfun->AddRGBPoint(greylevelcolors[i], red[i],green[i], blue[i]);
 101                         _ctfun->AddRGBPoint( nc , red[i],green[i], blue[i]);
 102                 std::cout<<"EED TransferFunctionView::Process()transfer color function <<"<<nc<<" "<<red[i]<<" "<<green[i]<<" "<<blue[i]<<std::endl;
 103                 }
 104                 i=greylevelcolors.size()-1;
 105                 _ctfun->AddRGBPoint( greylevelcolors[i] , red[i],green[i], blue[i]);
 106         }
 107
 108
 109         _tfun->Update();
 110         bbSetOutputOpacityFunction(_tfun);
 111         bbSetOutputColorFunction(_ctfun );
 112         bbSetOutputActive( mwxwidget->GetActive() );
 113
 114         bbSignalOutputModification();
 115
 116 }
 117
 118 void TransferFunctionView::onSliderChange()
 119         {
 120
 121                 //EED
 122                 onColorChange();
 123
 124                 bbSignalOutputModification();
 125
 126 printf("EED TransferFunctionView::onSliderChange  ---------------------  \n");
 127
 128 //      bbSetOutputWindowLevel(mwxwidget->GetWindowLevel());
 129 //      bbSetOutputColorLevel(mwxwidget->GetColorLevel());
 130
 131 }
 132
 133 /*
 134 //-----------------------------------------------------
 135 void TransferFunctionView::onActive()
 136 {
 137         bbSignalOutputModification();
 138
 139    printf("EED TransferFunctionView::onActive popopopopopopopop \n");
 140 }
 141 */
 142
 143 //-----------------------------------------------------
 144 void TransferFunctionView::CreateWidget(wxWindow* parent)
 145 {
 146         bbtkDebugMessageInc("Core",9,"TransferFunctionView::CreateWxWindow()"<<std::endl);
 147         mwxwidget = new HistogramDialogComboBox(parent);
 148         HandlerTransferFunctionView* handler = new HandlerTransferFunctionView(this);
 149 //      parent->Connect(mwxwidget->GetId(), wxEVT_COMMAND_COMBOBOX_SELECTED, (wxObjectEventFunction) (&HandlerTransferFunctionView::onActive),NULL,handler);
 150         parent->Connect(mwxwidget->GetId(), wxEVT_COMMAND_COMBOBOX_SELECTED, (wxObjectEventFunction) (&HandlerTransferFunctionView::onColorChange),NULL,handler);
 151         parent->Connect(mwxwidget->GetId(), wxEVT_SCROLL_THUMBTRACK, (wxObjectEventFunction) (&HandlerTransferFunctionView::onSliderChange),NULL,handler);
 152         bbSetOutputWidget( mwxwidget );
 153     bbtkDebugDecTab("Core",9);
 154 }
 155
 156 //-----------------------------------------------------
 157
 158 void TransferFunctionView::bbUserSetDefaultValues()
 159 {
 160         mwxwidget       = NULL;
 161         _currentimg = NULL;
 162         _tfun           = NULL;
 163         _ctfun          = NULL;
 164         bbSetOutputOpacityFunction(0);
 165         bbSetOutputColorFunction(0);
 166 }
 167
 168         //-----------------------------------------------------------------
 169         void TransferFunctionView::bbUserInitializeProcessing()
 170         {
 171                 _tfun = vtkPiecewiseFunction::New();
 172                 _ctfun = vtkColorTransferFunction::New();
 173                 _ctfun->SetClamping(-1);
 174                 bbSetInputIn(NULL);
 175         }
 176
 177         //-----------------------------------------------------------------
 178         void TransferFunctionView::bbUserFinalizeProcessing()
 179         {
 180         }
 181
 182         //-----------------------------------------------------------------
 183         HandlerTransferFunctionView::HandlerTransferFunctionView(TransferFunctionView* box)
 184         {
 185                 _box = box;
 186         }
 187
 188         HandlerTransferFunctionView::~HandlerTransferFunctionView()
 189         {
 190         }
 191
 192         void HandlerTransferFunctionView::onColorChange(wxCommandEvent& event)
 193         {
 194                 _box->onColorChange();
 195         }
 196
 197         void HandlerTransferFunctionView::onSliderChange(wxCommandEvent& event)
 198         {
 199                 _box->onSliderChange();
 200         }
 201
 202 /*
 203         void HandlerTransferFunctionView::onActive(wxCommandEvent& event)
 204         {
 205                 _box->onActive();
 206         }
 207 */
 208
 209 }
 210
 211 // EO namespace bbcreaMaracasVisu
 212
 213