include/wx/os2/colour.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/colour.h
   3 // Purpose:     wxColour class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/13/99
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) David Webster
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_COLOUR_H_
  13 #define _WX_COLOUR_H_
  14
  15 #include "wx/object.h"
  16
  17 // Colour
  18 class WXDLLEXPORT wxColour: public wxColourBase
  19 {
  20 public:
  21     // constructors
  22     // ------------
  23
  24     // default
  25     wxColour();
  26     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  27
  28     // Copy ctors and assignment operators
  29     wxColour(const wxColour& rCol);
  30     wxColour(const wxColour* pCol);
  31     wxColour&operator = (const wxColour& rCol);
  32
  33     // Dtor
  34     virtual ~wxColour();
  35
  36     // Accessors
  37     bool Ok(void) const {return m_bIsInit; }
  38
  39     unsigned char Red(void) const { return m_cRed; }
  40     unsigned char Green(void) const { return m_cGreen; }
  41     unsigned char Blue(void) const { return m_cBlue; }
  42
  43     // Comparison
  44     bool operator == (const wxColour& rColour) const
  45     {
  46         return (m_bIsInit == rColour.m_bIsInit
  47                 && m_cRed   == rColour.m_cRed
  48                 && m_cGreen == rColour.m_cGreen
  49                 && m_cBlue  == rColour.m_cBlue
  50                );
  51     }
  52
  53     bool operator != (const wxColour& rColour) const { return !(*this == rColour); }
  54
  55     WXCOLORREF GetPixel(void) const { return m_vPixel; };
  56
  57
  58 private:
  59
  60     // Helper function
  61     void Init();
  62
  63     bool           m_bIsInit;
  64     unsigned char  m_cRed;
  65     unsigned char  m_cBlue;
  66     unsigned char  m_cGreen;
  67
  68     virtual void
  69     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  70
  71 public:
  72     WXCOLORREF                      m_vPixel ;
  73 private:
  74     DECLARE_DYNAMIC_CLASS(wxColour)
  75 }; // end of class wxColour
  76
  77 #endif
  78   // _WX_COLOUR_H_