TQtBrush.h

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// @(#)root/qt:$Id: TQtBrush.h 36066 2010-10-04 19:41:50Z brun $
// Author: Valeri Fine   21/01/2002

/*************************************************************************
 * Copyright (C) 1995-2004, Rene Brun and Fons Rademakers.               *
 * Copyright (C) 2002 by Valeri Fine.                                    *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/

#ifndef ROOT_TQtBrush
#define ROOT_TQtBrush

#ifndef __CINT__
#  include <qbrush.h>
#  include <qcolor.h>
#  include <qpixmap.h>
#else
   class  QColor;
   class  QBrush;
   class  QPixmap;
#endif

#include "Rtypes.h"
#include "Gtypes.h"

class TAttFill;
class TPoint;

   //
   // TQtBrush creates the QBrush Qt object based on the ROOT "fill" attributes 
   //
class TQtBrush : public QBrush
{
protected:
   QColor fBackground;
   int fStyle;
   int fFasi;
   int fAlpha; // transparency
   void SetColorOwn();

public:
   TQtBrush();
   TQtBrush(const TQtBrush &src):QBrush(src)
      ,fBackground(src.fBackground)
      ,fStyle(src.fStyle)
      ,fFasi(src.fFasi)
      ,fAlpha(src.fFasi)
   { }
   TQtBrush(const TAttFill &rootFillAttributes);
   virtual ~TQtBrush();
   TQtBrush &operator=(const TAttFill &rootFillAttributes);
   void  SetFillAttributes(const TAttFill &rootFillAttributes);
   Bool_t IsTransparent() const;
   void SetStyle(int newStyle=1000){ if (newStyle < 0) fStyle = fFasi = -1;
                                     else  SetStyle(newStyle/1000,newStyle%1000); 
                                   };
   void SetStyle(int style, int fasi);
   void SetColor(const QColor &qtcolor);
   void SetColor(Color_t cindex);
   const QColor &GetColor() const { return fBackground;}
   int   GetStyle()         const { return 1000*fStyle + fFasi; }
   ClassDef(TQtBrush,0); // create QBrush object based on the ROOT "fill" attributes 
};

inline Bool_t TQtBrush::IsTransparent() const
{ return fStyle >= 4000 && fStyle <= 4100 ? kTRUE : kFALSE; }

#endif

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