include/wx/msw/colour.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/msw/colour.h
   3 // Purpose:     wxColour class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     01/02/97
   7 // Copyright:   (c) Julian Smart
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_COLOUR_H_
  12 #define _WX_COLOUR_H_
  13
  14 #include "wx/object.h"
  15
  16 // ----------------------------------------------------------------------------
  17 // Colour
  18 // ----------------------------------------------------------------------------
  19
  20 class WXDLLIMPEXP_CORE wxColour : public wxColourBase
  21 {
  22 public:
  23     // constructors
  24     // ------------
  25     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  26
  27     // accessors
  28     // ---------
  29
  30     virtual bool IsOk() const { return m_isInit; }
  31
  32     unsigned char Red() const { return m_red; }
  33     unsigned char Green() const { return m_green; }
  34     unsigned char Blue() const { return m_blue; }
  35     unsigned char Alpha() const { return m_alpha ; }
  36
  37     // comparison
  38     bool operator==(const wxColour& colour) const
  39     {
  40         return m_isInit == colour.m_isInit
  41             && m_red == colour.m_red
  42             && m_green == colour.m_green
  43             && m_blue == colour.m_blue
  44             && m_alpha == colour.m_alpha;
  45     }
  46
  47     bool operator!=(const wxColour& colour) const { return !(*this == colour); }
  48
  49     WXCOLORREF GetPixel() const { return m_pixel; }
  50
  51 public:
  52     WXCOLORREF m_pixel;
  53
  54 protected:
  55     // Helper function
  56     void Init();
  57
  58     virtual void
  59     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  60
  61 private:
  62     bool          m_isInit;
  63     unsigned char m_red;
  64     unsigned char m_blue;
  65     unsigned char m_green;
  66     unsigned char m_alpha;
  67
  68 private:
  69     DECLARE_DYNAMIC_CLASS(wxColour)
  70 };
  71
  72 #endif // _WX_COLOUR_H_