include/wx/gtk/colour.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/colour.h
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef __GTKCOLOURH__
  11 #define __GTKCOLOURH__
  12
  13 #include "wx/defs.h"
  14 #include "wx/object.h"
  15 #include "wx/string.h"
  16 #include "wx/gdiobj.h"
  17 #include "wx/palette.h"
  18
  19 //-----------------------------------------------------------------------------
  20 // classes
  21 //-----------------------------------------------------------------------------
  22
  23 class WXDLLIMPEXP_CORE wxDC;
  24 class WXDLLIMPEXP_CORE wxPaintDC;
  25 class WXDLLIMPEXP_CORE wxBitmap;
  26 class WXDLLIMPEXP_CORE wxWindow;
  27
  28 class WXDLLIMPEXP_CORE wxColour;
  29
  30 //-----------------------------------------------------------------------------
  31 // wxColour
  32 //-----------------------------------------------------------------------------
  33
  34 class WXDLLIMPEXP_CORE wxColour : public wxColourBase
  35 {
  36 public:
  37     // constructors
  38     // ------------
  39
  40     // default
  41     wxColour() {}
  42     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  43     wxColour(const GdkColor& gdkColor);
  44
  45     ~wxColour();
  46
  47     bool Ok() const { return m_refData != NULL; }
  48
  49     bool operator == ( const wxColour& col ) const;
  50     bool operator != ( const wxColour& col ) const { return !(*this == col); }
  51
  52     unsigned char Red() const;
  53     unsigned char Green() const;
  54     unsigned char Blue() const;
  55
  56     // Implementation part
  57     void CalcPixel( GdkColormap *cmap );
  58     int GetPixel() const;
  59 #ifdef __WXGTK24__
  60     const GdkColor *GetColor() const;
  61 #else
  62     // GDK functions from old gtk2 versions take non-const color parameters,
  63     // too many uses to deal with individually
  64     GdkColor *GetColor() const;
  65 #endif
  66
  67 protected:
  68     virtual bool FromString(const wxChar *str);
  69     virtual void InitWith( unsigned char red, unsigned char green, unsigned char blue );
  70
  71 private:
  72     DECLARE_DYNAMIC_CLASS(wxColour)
  73 };
  74
  75 #endif // __GTKCOLOURH__