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 WXDLLIMPEXP_CORE wxColour: public wxColourBase
  19 {
  20 public:
  21     // constructors
  22     // ------------
  23     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  24
  25     // Copy ctors and assignment operators
  26     wxColour(const wxColour& rCol);
  27     wxColour(const wxColour* pCol);
  28     wxColour&operator = (const wxColour& rCol);
  29
  30     // Dtor
  31     virtual ~wxColour();
  32
  33     // Accessors
  34     virtual bool IsOk(void) const { return m_bIsInit; }
  35
  36     unsigned char Red(void) const { return m_cRed; }
  37     unsigned char Green(void) const { return m_cGreen; }
  38     unsigned char Blue(void) const { return m_cBlue; }
  39
  40     // Comparison
  41     bool operator == (const wxColour& rColour) const
  42     {
  43         return (m_bIsInit == rColour.m_bIsInit
  44                 && m_cRed   == rColour.m_cRed
  45                 && m_cGreen == rColour.m_cGreen
  46                 && m_cBlue  == rColour.m_cBlue
  47                );
  48     }
  49
  50     bool operator != (const wxColour& rColour) const { return !(*this == rColour); }
  51
  52     WXCOLORREF GetPixel(void) const { return m_vPixel; }
  53
  54
  55 private:
  56
  57     // Helper function
  58     void Init();
  59
  60     bool           m_bIsInit;
  61     unsigned char  m_cRed;
  62     unsigned char  m_cBlue;
  63     unsigned char  m_cGreen;
  64
  65     virtual void
  66     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  67
  68 public:
  69     WXCOLORREF                      m_vPixel ;
  70 private:
  71     DECLARE_DYNAMIC_CLASS(wxColour)
  72 }; // end of class wxColour
  73
  74 #endif
  75   // _WX_COLOUR_H_