lib/maracasVisuLib/src/interface/wxWindows/widgets/pPlotter/HistogramWidget.h

   1
   2
   3 #ifndef __HISTOGRAMW__
   4 #define __HISTOGRAMW__
   5
   6
   7 // ----------------------------------------------------------------------------
   8 // wx headers inclusion.
   9 // For compilers that support precompilation, includes <wx/wx.h>.
  10 // ----------------------------------------------------------------------------
  11 #include <wx/wxprec.h>
  12 #ifdef __BORLANDC__
  13 #pragma hdrstop
  14 #endif
  15 #ifndef WX_PRECOMP
  16 #include <wx/wx.h>
  17 #endif
  18
  19 #include "marTypes.h"
  20 #include "pPlotter.h"
  21 #include "pFunctionPoint.h"
  22 #include  "vtkImageData.h"
  23 #include "pHistogram.h"
  24 #include "pPlotterScaleY.h"
  25 #include "pPlotterScaleX.h"
  26
  27 //#define MAX 500
  28 #define NUM_POINTS 100
  29 #define WINDOW_SIZE 10
  30
  31 class creaMaracasVisu_EXPORT HistogramWidget:public wxPanel
  32 {
  33 public:
  34         //---------------------
  35         // Constructor
  36         //----------------------
  37
  38         //HistogramWidget( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, int flag );
  39
  40
  41         HistogramWidget( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, int flag,vtkImageData* imageData,int type);
  42
  43         HistogramWidget( wxWindow *parent, wxWindowID id);
  44
  45         ~HistogramWidget();
  46
  47         /*
  48         Draw the histogram in the plotter
  49         */
  50         void drawHistogram();
  51         /*
  52         Draw the transference function in the plotter
  53         */
  54         void drawTransferenceFunction();
  55         /*
  56                 if the user resize the window
  57         */
  58         void OnSize( wxSizeEvent &WXUNUSED(event) );
  59         //---------------------------------------
  60         // Get Information from the widget
  61         //---------------------------------------
  62         /*
  63                 get number of points of the transference function
  64         */
  65         int getSizeTransferenceFunction();
  66         /*
  67                 get number of points of the barColor
  68         */
  69         int getSizeBarColor();
  70         /*
  71                 get a point of the transference function
  72         */
  73         void getTransferenceFunctionPoint(int index,int& x,int& y);
  74         /*
  75                 get a  color int the bqr color
  76         */
  77         void getDataBarColorPoint(int index,int&x, int& red,int& green,int& blue);
  78         /*
  79                 get a point of the Histogram
  80                 given the grey value
  81         */
  82         int getHistogramPoint(int gValue);
  83
  84         //--------------------
  85         // bar Information
  86         //---------------------
  87         /*
  88          Get the porcentage of the positions of
  89          the min,max and actual in the bar range
  90         */
  91         float getMaxShowedPorcentage();
  92         float getMinShowedPorcentage();
  93         float getActualShowedPorcentage();
  94
  95         //---------------------------------------
  96         // setting data in transferences function
  97         // and in bar color
  98         //----------------------------------------
  99         /*
 100           Adds a point to the transference function
 101         */
 102         bool addPointToTransferenceFunction(double x, double y);
 103         /*
 104                 add a color point to the histogram
 105                 @param x the level of grey to which the color is assigned
 106                 @param red the level of red for the color
 107                 @param green the level of red for the color
 108                 @param blue the level of red for the color
 109         */
 110         bool addColorPoint(double x,int red,int green, int blue);
 111         //--------------------
 112         // plotter Information
 113         //---------------------
 114         void updatePlotter();
 115
 116         //------------------------
 117         //Erase data
 118         //------------------------
 119
 120
 121         /*
 122          Erase all the points that are in the transference function
 123         */
 124         void erasePointsTransferenceFunction();
 125         /*
 126         Erase the  color points in the plotter
 127         */
 128         void eraseColorPoints();
 129
 130         //-------------------
 131         // Getter and setters
 132         //-------------------
 133
 134         void setTransferenceFunctionHasPoints(bool hasPoints);
 135         void setTransferenceFunctionHasColor(bool hasColorPoints);
 136         int getHistogramSize();
 137         void setType(int type);
 138
 139         /**
 140         **      Initialize the histogram
 141         */
 142         void initializeHistogram(vtkImageData* img);
 143         /**
 144         **      Returns two vectors, the grey level of the point and its value, the value is between [0,1]
 145         **/
 146         void GetValuesPointsFunction(std::vector<double>& greylevel,std::vector<double>& value);
 147
 148         /**
 149         **      Returns two vectors, the grey level of the point and its value, the red, green
 150         **      and blue value is between [0,1]
 151         **/
 152         void GetValuesColorPointsFunction(std::vector<double>& greylevel,
 153                                                                         std::vector<double>& red,
 154                                                                         std::vector<double>& green,
 155                                                                         std::vector<double>& blue);
 156
 157
 158 private:
 159
 160          pHistogram* histogram;
 161          pPlotter* plotter;
 162          int idTransferenceFunction;
 163          int histogramSize;
 164          int idHistogram;
 165          /*
 166           if the image has already a transference
 167           function and color defines to that function
 168           we have to draw it in the widget
 169          */
 170          bool transferenceFunctionHasPoints;
 171          bool transferenceFunctionHasColor;
 172          /*
 173          * type=1 with transference function for moving
 174          * type=2 without transference function for moving
 175          */
 176          int type;
 177
 178          DECLARE_CLASS(HistogramWidget);
 179          //----------------------------------------------------------------------------
 180         // wxWidget macro use declaration for handdling events
 181         //----------------------------------------------------------------------------
 182         DECLARE_EVENT_TABLE()
 183
 184 };
 185 #endif
 186
 187