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