include/wx/generic/plot.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        plot.h
   3 // Purpose:     wxPlotWindow
   4 // Author:      Robert Roebling
   5 // Modified by:
   6 // Created:     12/1/2000
   7 // Copyright:   (c) Robert Roebling
   8 // RCS-ID:      $Id$
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PLOT_H_
  13 #define _WX_PLOT_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "plot.h"
  17 #endif
  18
  19 #include "wx/scrolwin.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // classes
  23 //-----------------------------------------------------------------------------
  24
  25 class wxPlotCurve;
  26 class wxPlotArea;
  27 class wxPlotWindow;
  28
  29 //-----------------------------------------------------------------------------
  30 // wxPlotCurve
  31 //-----------------------------------------------------------------------------
  32
  33 class WXDLLEXPORT wxPlotCurve: public wxObject
  34 {
  35 public:
  36     wxPlotCurve( int offsetY, double startY, double endY );
  37
  38     virtual wxInt32 GetStartX() = 0;
  39     virtual wxInt32 GetEndX() = 0;
  40
  41     virtual double GetY( wxInt32 x ) = 0;
  42
  43     void SetStartY( double startY )
  44         { m_startY = startY; }
  45     double GetStartY()
  46         { return m_startY; }
  47     void SetEndY( double endY )
  48         { m_endY = endY; }
  49     double GetEndY()
  50         { return m_endY; }
  51     void SetOffsetY( int offsetY )
  52        { m_offsetY = offsetY; }
  53     int GetOffsetY()
  54        { return m_offsetY; }
  55
  56 private:
  57     int     m_offsetY;
  58     double  m_startY;
  59     double  m_endY;
  60
  61     DECLARE_ABSTRACT_CLASS(wxPlotCurve)
  62 };
  63
  64 //-----------------------------------------------------------------------------
  65 // wxPlotArea
  66 //-----------------------------------------------------------------------------
  67
  68 class WXDLLEXPORT wxPlotArea: public wxWindow
  69 {
  70 public:
  71     wxPlotArea() {}
  72     wxPlotArea( wxPlotWindow *parent );
  73
  74     void OnPaint( wxPaintEvent &event );
  75     void OnMouse( wxMouseEvent &event );
  76
  77     void DrawCurve( wxDC *dc, wxPlotCurve *curve, int from = -1, int to = -1 );
  78     void DeleteCurve( wxPlotCurve *curve, int from = -1, int to = -1 );
  79
  80 private:
  81     wxPlotWindow   *m_owner;
  82
  83     DECLARE_CLASS(wxPlotArea)
  84     DECLARE_EVENT_TABLE()
  85 };
  86
  87 //-----------------------------------------------------------------------------
  88 // wxPlotWindow
  89 //-----------------------------------------------------------------------------
  90
  91 class WXDLLEXPORT wxPlotWindow: public wxScrolledWindow
  92 {
  93 public:
  94     wxPlotWindow() {}
  95     wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, int flags );
  96     ~wxPlotWindow();
  97
  98     void Add( wxPlotCurve *curve );
  99     size_t GetCount();
 100     wxPlotCurve *GetAt( size_t n );
 101
 102     void SetCurrent( wxPlotCurve* current );
 103     wxPlotCurve *GetCurrent();
 104
 105     void Move( wxPlotCurve* curve, int pixels_up );
 106     void Enlarge( wxPlotCurve *curve, double factor );
 107
 108     void OnMoveUp( wxCommandEvent& event );
 109     void OnMoveDown( wxCommandEvent& event );
 110
 111     void OnEnlarge100( wxCommandEvent& event );
 112     void OnEnlarge50( wxCommandEvent& event );
 113     void OnShrink50( wxCommandEvent& event );
 114     void OnShrink33( wxCommandEvent& event );
 115
 116     void OnPaint( wxPaintEvent &event );
 117
 118     void RedrawYAxis();
 119
 120 private:
 121     friend wxPlotArea;
 122
 123     wxList         m_curves;
 124     wxPlotArea    *m_area;
 125     wxPlotCurve   *m_current;
 126
 127     DECLARE_CLASS(wxPlotWindow)
 128     DECLARE_EVENT_TABLE()
 129 };
 130
 131 #endif
 132    // _WX_PLOT_H_