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 #include "wx/mac/corefoundation/cfref.h"
  19
  20 struct RGBColor;
  21
  22 // Colour
  23 class WXDLLEXPORT wxColour: public wxColourBase
  24 {
  25 public:
  26     // constructors
  27     // ------------
  28     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  29
  30     // default copy ctor and dtor are ok
  31
  32     // accessors
  33     virtual bool IsOk() const { return m_cgColour; }
  34
  35     ChannelType Red() const { return m_red; }
  36     ChannelType Green() const { return m_green; }
  37     ChannelType Blue() const { return m_blue; }
  38     ChannelType Alpha() const { return m_alpha; }
  39
  40     // comparison
  41     bool operator == (const wxColour& colour) const;
  42
  43     bool operator != (const wxColour& colour) const { return !(*this == colour); }
  44
  45     CGColorRef GetPixel() const { return m_cgColour; };
  46
  47     CGColorRef GetCGColor() const { return m_cgColour; };
  48     CGColorRef CreateCGColor() const { return wxCFRetain( (CGColorRef)m_cgColour ); };
  49
  50     void GetRGBColor( RGBColor *col ) const;
  51
  52     // Mac-specific ctor and assignment operator from the native colour
  53     // assumes ownership of CGColorRef
  54     wxColour( CGColorRef col );
  55     wxColour(const RGBColor& col);
  56     wxColour& operator=(const RGBColor& col);
  57     wxColour& operator=(CGColorRef col);
  58     wxColour& operator=(const wxColour& col);
  59
  60 protected :
  61     virtual void
  62     InitRGBA(ChannelType r, ChannelType g, ChannelType b, ChannelType a);
  63     void InitRGBColor( const RGBColor& col );
  64     void InitCGColorRef( CGColorRef col );
  65 private:
  66     wxCFRef<CGColorRef>     m_cgColour;
  67
  68     ChannelType             m_red;
  69     ChannelType             m_blue;
  70     ChannelType             m_green;
  71     ChannelType             m_alpha;
  72
  73     DECLARE_DYNAMIC_CLASS(wxColour)
  74 };
  75
  76 #endif
  77   // _WX_COLOUR_H_