include/wx/mac/colour.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        colour.h
   3 // Purpose:     wxColour class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     ??/??/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_COLOUR_H_
  13 #define _WX_COLOUR_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "colour.h"
  17 #endif
  18
  19 #include "wx/object.h"
  20 #include "wx/string.h"
  21
  22 // Colour
  23 class WXDLLEXPORT wxColour: public wxObject
  24 {
  25 public:
  26   // ctors
  27     // default
  28   wxColour();
  29     // from RGB
  30   wxColour( unsigned char red, unsigned char green, unsigned char blue );
  31   wxColour( unsigned long colRGB ) { Set(colRGB); }
  32
  33     // implicit conversion from the colour name
  34   wxColour( const wxString &colourName ) { InitFromName(colourName); }
  35   wxColour( const char *colourName ) { InitFromName(colourName); }
  36
  37     // copy ctors and assignment operators
  38   wxColour( const wxColour& col );
  39   wxColour( const wxColour* col );
  40   wxColour& operator = ( const wxColour& col );
  41
  42     // dtor
  43   ~wxColour();
  44
  45   // Set() functions
  46   void Set( unsigned char red, unsigned char green, unsigned char blue );
  47   void Set( unsigned long colRGB )
  48   {
  49     // we don't need to know sizeof(long) here because we assume that the three
  50     // least significant bytes contain the R, G and B values
  51     Set((unsigned char)colRGB,
  52         (unsigned char)(colRGB >> 8),
  53         (unsigned char)(colRGB >> 16));
  54   }
  55
  56   // accessors
  57   bool Ok() const {return m_isInit; }
  58
  59   // Let's remove this inelegant function
  60 #if WXWIN_COMPATIBILITY
  61   void Get(unsigned char *r, unsigned char *g, unsigned char *b) const;
  62 #endif
  63
  64   unsigned char Red() const { return m_red; }
  65   unsigned char Green() const { return m_green; }
  66   unsigned char Blue() const { return m_blue; }
  67
  68   // comparison
  69   bool operator == (const wxColour& colour) const
  70   {
  71     return (m_red == colour.m_red &&
  72             m_green == colour.m_green &&
  73             m_blue == colour.m_blue);
  74   }
  75   bool operator != (const wxColour& colour) { return !(*this == colour); }
  76
  77   void InitFromName(const wxString& col);
  78
  79   const WXCOLORREF& GetPixel() const { return m_pixel; };
  80
  81 private:
  82   bool          m_isInit;
  83   unsigned char m_red;
  84   unsigned char m_blue;
  85   unsigned char m_green;
  86
  87 public:
  88   WXCOLORREF m_pixel ;
  89   void Set( WXCOLORREF color ) { m_pixel = color ; m_red = m_pixel.red>>8 ;m_blue = m_pixel.blue>>8 ;m_green = m_pixel.green>>8 ;}
  90
  91 private:
  92   DECLARE_DYNAMIC_CLASS(wxColour)
  93 };
  94
  95 #endif
  96   // _WX_COLOUR_H_