packages/wx/src/bbwxColourSelectorButton.cxx

   1 /*=========================================================================
   2   Program:   bbtk
   3   Module:    $RCSfile: bbwxColourSelectorButton.cxx,v $
   4   Language:  C++
   5   Date:      $Date: 2008/12/12 08:55:23 $
   6   Version:   $Revision: 1.9 $
   7 =========================================================================*/
   8
   9 /* ---------------------------------------------------------------------
  10
  11 * Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
  12 * Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
  13 *
  14 *  This software is governed by the CeCILL-B license under French law and
  15 *  abiding by the rules of distribution of free software. You can  use,
  16 *  modify and/ or redistribute the software under the terms of the CeCILL-B
  17 *  license as circulated by CEA, CNRS and INRIA at the following URL
  18 *  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  19 *  or in the file LICENSE.txt.
  20 *
  21 *  As a counterpart to the access to the source code and  rights to copy,
  22 *  modify and redistribute granted by the license, users are provided only
  23 *  with a limited warranty  and the software's author,  the holder of the
  24 *  economic rights,  and the successive licensors  have only  limited
  25 *  liability.
  26 *
  27 *  The fact that you are presently reading this means that you have had
  28 *  knowledge of the CeCILL-B license and that you accept its terms.
  29 * ------------------------------------------------------------------------ */
  30
  31 /**
  32  * \file
  33  * \brief Short description in one line
  34  *
  35  * Long
  36  * description
  37  *
  38  */
  39
  40 #ifdef _USE_WXWIDGETS_
  41
  42 #include "bbwxColourSelectorButton.h"
  43 #include "bbwxPackage.h"
  44
  45 #include <wx/clrpicker.h>
  46
  47 namespace bbwx
  48 {
  49 //-------------------------------------------------------------------------
  50 class wxColourPickerCtrlWidget :public wxPanel
  51 {
  52
  53 public:
  54    wxColourPickerCtrlWidget( ColourSelectorButton* box,
  55                              wxWindow *parent,
  56                              unsigned char  cr,
  57                              unsigned char  cg,
  58                              unsigned char  cb  );
  59
  60    ~wxColourPickerCtrlWidget();
  61    void OnColorChange(wxColourPickerEvent& e);
  62    void UpdateBox();
  63 private:
  64    wxColourPickerCtrl *picker;
  65    ColourSelectorButton *mBox;
  66 };
  67 //-------------------------------------------------------------------------
  68
  69 //-------------------------------------------------------------------------
  70 wxColourPickerCtrlWidget::wxColourPickerCtrlWidget(     ColourSelectorButton* box,
  71                                                                                                         wxWindow *parent,
  72                                                                                                         unsigned char  cr,
  73                                                                                                         unsigned char  cg,
  74                                                                                                         unsigned char  cb
  75                                                                                                         )
  76   :   wxPanel( parent, -1, wxDefaultPosition, wxDefaultSize, wxTAB_TRAVERSAL),
  77           mBox(box)
  78 {
  79     bbtkDebugMessage("Process",9,"=> wxColourPickerCtrlWidget::wxColourPickerCtrlWidget"<<std::endl);
  80
  81     wxPanel * panel = this;
  82     picker = new wxColourPickerCtrl(panel,-1,
  83                                         wxColour(cr,cg,cb),
  84                                         wxDefaultPosition,
  85                                         wxDefaultSize,
  86                                         wxCLRP_USE_TEXTCTRL
  87                                 );
  88     picker->SetPickerCtrlGrowable(false);
  89     picker->SetTextCtrlGrowable(false);
  90
  91     Connect ( picker->GetId(),
  92               wxEVT_COMMAND_COLOURPICKER_CHANGED,
  93               wxColourPickerEventHandler( wxColourPickerCtrlWidget::OnColorChange ) );
  94
  95     bbtkDebugMessage("Process",9,"<= wxColourPickerCtrlWidget::wxColourPickerCtrlWidget"<<std::endl);
  96     wxFlexGridSizer *sizer = new wxFlexGridSizer(10);
  97         sizer -> AddGrowableRow(0);
  98         sizer -> Add( picker, 1, wxEXPAND, 0 );
  99         panel -> SetSizer(sizer);
 100   }
 101
 102 wxColourPickerCtrlWidget::~wxColourPickerCtrlWidget()
 103 {
 104 }
 105
 106
 107 //---------------------------------------------------------------------
 108 void wxColourPickerCtrlWidget::OnColorChange(wxColourPickerEvent& e)
 109 {
 110         UpdateBox();
 111 }
 112
 113
 114 //---------------------------------------------------------------------
 115 void wxColourPickerCtrlWidget::UpdateBox()
 116 {
 117     char col[100];
 118     wxColour c = picker->GetColour();
 119     sprintf(col,"%f %f %f",c.Red()/255.,c.Green()/255.,c.Blue()/255.);
 120
 121     //    std::cout << col << std::endl;
 122
 123     ColourSelectorButton* b = (ColourSelectorButton*)mBox;
 124     b->bbSetOutputOut( col );
 125     b->bbSignalOutputModification("Out");
 126 }
 127
 128   //--------------------------------------------------------------------------
 129   //-------------------------------------------------------------------------
 130   // WxBlackBox implementation
 131   //--------------------------------------------------------------------------
 132   //--------------------------------------------------------------------------
 133
 134   //--------------------------------------------------------------------------
 135
 136   BBTK_BLACK_BOX_IMPLEMENTATION(ColourSelectorButton,bbtk::WxBlackBox);
 137   BBTK_ADD_BLACK_BOX_TO_PACKAGE(wx,ColourSelectorButton);
 138
 139   void ColourSelectorButton::bbUserConstructor()
 140   {
 141   // Default input value
 142     bbSetInputIn("1 1 1");
 143   // Initial output value = the same than input
 144     bbSetOutputOut("1 1 1");
 145     // IMPORTANT : Initialize output widget to null pointer to test it after
 146     bbSetOutputWidget(0);
 147   }
 148
 149
 150   void ColourSelectorButton::Process()
 151   {
 152   // The widget may not be created : have to test it before using it
 153     wxColourPickerCtrlWidget* w = ( wxColourPickerCtrlWidget* )bbGetOutputWidget();
 154     if (w)
 155       {
 156         w->UpdateBox();
 157       }
 158     else
 159       {
 160       // If widget does not exist yet you have to update the output value according
 161       // to the input (which may have changed if the user set it)
 162         bbSetOutputOut(bbGetInputIn());
 163       }
 164   }
 165
 166
 167   /**
 168    * \brief  Create wxWidget .
 169    *
 170    *
 171    */
 172   void ColourSelectorButton::CreateWidget(wxWindow* parent)
 173   {
 174
 175     float r,g,b;
 176     sscanf( bbGetInputIn().c_str(), "%f %f %f", &r, &g ,&b);
 177     unsigned char cr,cg,cb;
 178     cr = (unsigned char)(255.*r);
 179     cg = (unsigned char)(255.*g);
 180     cb = (unsigned char)(255.*b);
 181
 182     wxColourPickerCtrlWidget* w = new wxColourPickerCtrlWidget(this, //bbGetWxParent() ,
 183                                                                 parent,
 184                                                                 cr , cg , cb );
 185
 186     bbSetOutputWidget( w );
 187   }
 188
 189
 190 }  //namespace bbwx
 191
 192 #endif  // _USE_WXWIDGETS_
 193