include/wx/mac/carbon/colour.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/mac/carbon/colour.h
   3 // Purpose:     wxColour class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_COLOUR_H_
  13 #define _WX_COLOUR_H_
  14
  15 #include "wx/object.h"
  16 #include "wx/string.h"
  17
  18 struct RGBColor;
  19
  20 // Colour
  21 class WXDLLEXPORT wxColour: public wxColourBase
  22 {
  23 public:
  24     // constructors
  25     // ------------
  26
  27     // default
  28     wxColour() { Init(); }
  29     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  30
  31     // dtor
  32     virtual ~wxColour();
  33
  34     // accessors
  35     bool Ok() const { return IsOk(); }
  36     bool IsOk() const;
  37
  38     unsigned char Red() const { return m_red; }
  39     unsigned char Green() const { return m_green; }
  40     unsigned char Blue() const { return m_blue; }
  41     unsigned char Alpha() const { return m_alpha; }
  42
  43     // comparison
  44     bool operator == (const wxColour& colour) const
  45     {
  46         return (m_isInit == colour.m_isInit
  47                 && m_red == colour.m_red
  48                 && m_green == colour.m_green
  49                 && m_blue == colour.m_blue
  50                 && m_alpha == colour.m_alpha);
  51     }
  52     bool operator != (const wxColour& colour) const { return !(*this == colour); }
  53
  54     const WXCOLORREF& GetPixel() const { return m_pixel; };
  55
  56     // Mac-specific ctor and assignment operator from the native colour
  57     wxColour(const RGBColor& col);
  58     wxColour& operator=(const RGBColor& col);
  59
  60 protected :
  61
  62     // Helper function
  63     void Init();
  64
  65     virtual void
  66     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  67
  68 private:
  69     bool          m_isInit;
  70     unsigned char m_red;
  71     unsigned char m_blue;
  72     unsigned char m_green;
  73     unsigned char m_alpha;
  74
  75 public:
  76     WXCOLORREF m_pixel ;
  77     void FromRGBColor( WXCOLORREF* color ) ;
  78
  79
  80 private:
  81     DECLARE_DYNAMIC_CLASS(wxColour)
  82 };
  83
  84 #endif
  85   // _WX_COLOUR_H_