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 Ok() const { return IsOk(); }
  31     bool IsOk() const { return m_refData != NULL; }
  32
  33     bool operator == ( const wxColour& col ) const;
  34     bool operator != ( const wxColour& col ) const { return !(*this == col); }
  35
  36     unsigned char Red() const;
  37     unsigned char Green() const;
  38     unsigned char Blue() const;
  39     unsigned char Alpha() const;
  40
  41     // Implementation part
  42     void CalcPixel( GdkColormap *cmap );
  43     int GetPixel() const;
  44 #ifdef __WXGTK24__
  45     const GdkColor *GetColor() const;
  46 #else
  47     // GDK functions from old gtk2 versions take non-const color parameters,
  48     // too many uses to deal with individually
  49     GdkColor *GetColor() const;
  50 #endif
  51
  52 protected:
  53     virtual void
  54     InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
  55
  56     virtual bool FromString(const wxString& str);
  57
  58 private:
  59     DECLARE_DYNAMIC_CLASS(wxColour)
  60 };
  61
  62 #endif // _WX_GTK_COLOUR_H_