lib/maracasVisuLib/src/interface/wxWindows/widgets/pPlotter/pPlotterScaleX.cxx

   1 //----------------------------------------------------------------------------
   2 // Class definition include
   3 //----------------------------------------------------------------------------
   4 #include "pPlotterScaleX.h"
   5
   6 // ----------------------------------------------------------------------------
   7 // WX headers inclusion.
   8 // For compilers that support precompilation, includes <wx/wx.h>.
   9 // ----------------------------------------------------------------------------
  10
  11 #ifndef WX_PRECOMP
  12 #include <wx/wx.h>
  13 #endif
  14
  15 //----------------------------------------------------------------------------
  16 // Class implementation
  17 //----------------------------------------------------------------------------
  18 #define mpLN10 2.3025850929940456840179914546844
  19
  20 IMPLEMENT_CLASS(pPlotterScaleX, pPlotterLayer)
  21 //----------------------------------------------------------------------------
  22 // Methods
  23 //----------------------------------------------------------------------------
  24 pPlotterScaleX::pPlotterScaleX(wxString aName,int flags) {
  25
  26         SetName(aName);/*
  27         SetFont(*wxSMALL_FONT);
  28         SetPen(*wxGREY_PEN);*/
  29         wxFont ff( *wxSMALL_FONT);
  30         wxPen pp( *wxGREY_PEN);
  31         SetPen( pp );
  32         SetFont( ff );
  33 }
  34
  35 void pPlotterScaleX::Plot(wxDC& dc, mpWindow& w)
  36 {
  37
  38         int divisions=20;
  39
  40
  41         dc.SetPen( m_pen);
  42         dc.SetFont( m_font);
  43
  44         //data
  45         float min=(float)w.getMinScrX();
  46         float max=(float)w.getMaxScrX();
  47         float scrX=(float)w.GetScrX()-100;
  48         double scaleX=(scrX/(max-min))*w.getZoomFactor();
  49         int offsetpx=w.getOffsetPixelsX();
  50         int offsetX=w.getOffsetX();
  51
  52         //setting origins
  53
  54         //EED 14Mai2009
  55         //const int orgy   = w.GetScrY()-40;
  56 //      dc.SetDeviceOrigin(70,orgy);
  57 //      dc.SetAxisOrientation(true,true);  //EED  MacOx  ???
  58
  59         const int orgy   = 40;
  60         dc.SetDeviceOrigin(70,orgy);
  61         dc.SetAxisOrientation(true,false);
  62
  63         //const int extend = w.GetScrX()-100; //JPRx
  64
  65
  66         //draw the axe
  67         dc.DrawLine(0,0,(max-min)*scaleX,0);
  68
  69         //maximum value in x
  70         int d=max-min;
  71         if(d<20)
  72                 {
  73                         int k=d/divisions;
  74                         while(k==0)
  75                                 {
  76                                         divisions--;
  77                                         k=d/divisions;
  78                                 }
  79                 }
  80         float step=(max-min)/divisions;
  81
  82         //drawing the axe with the numbers
  83         wxString s;
  84
  85
  86         //drawing the first line
  87         dc.DrawLine(0,0,0,-10);
  88         s.Printf(_T("%d"),(int)(min));
  89         dc.DrawText(s,(wxCoord)0,(wxCoord)-20);
  90
  91         for(float i=0;i<=(max);i+=step)
  92         {
  93
  94                 int p=(i-min-offsetX)*scaleX+offsetpx;
  95                 if(p>=0)
  96                 {
  97                         dc.DrawLine(p,0,p,-10);
  98                         s.Printf(_T("%d"),(int)(i));
  99                         dc.DrawText(s,(wxCoord)p,(wxCoord)-20);
 100                 }
 101         }
 102         //drawing the last line
 103         int p=(max-min-offsetX)*scaleX+offsetpx;
 104         dc.DrawLine(p,0,p,-10);
 105         s.Printf(_T("%d"),(int)(max));
 106         dc.DrawText(s,(wxCoord)p,(wxCoord)-20);
 107
 108 }
 109
 110