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 _WX_GTK_COLOUR_H_
  11 #define _WX_GTK_COLOUR_H_
  12
  13 //-----------------------------------------------------------------------------
  14 // wxColour
  15 //-----------------------------------------------------------------------------
  16
  17 class WXDLLIMPEXP_CORE wxColour : public wxColourBase
  18 {
  19 public:
  20     // constructors
  21     // ------------
  22
  23     // default
  24     wxColour() {}
  25     DEFINE_STD_WXCOLOUR_CONSTRUCTORS
  26     wxColour(const GdkColor& gdkColor);
  27
  28     virtual ~wxColour();
  29
  30     bool IsOk() const { return m_refData != NULL; }
  31
  32     bool operator == ( const wxColour& col ) const;
  33     bool operator != ( const wxColour& col ) const { return !(*this == col); }
  34
  35     unsigned char Red() const;
  36     unsigned char Green() const;
  37     unsigned char Blue() const;
  38     unsigned char Alpha() const;
  39
  40     // Implementation part
  41     void CalcPixel( GdkColormap *cmap );
  42     int GetPixel() const;
  43 #ifdef __WXGTK24__
  44     const GdkColor *GetColor() const;
  45 #else
  46     // GDK functions from old gtk2 versions take non-const color parameters,
  47     // too many uses to deal with individually
  48     GdkColor *GetColor() const;
  49 #endif
  50
  51 protected:
  52     virtual void
  53     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  54
  55     virtual bool FromString(const wxString& str);
  56
  57 private:
  58     DECLARE_DYNAMIC_CLASS(wxColour)
  59 };
  60
  61 #endif // _WX_GTK_COLOUR_H_