Random.h

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/***************************************************************************
 *   Copyright (C) 2004 by Olivier Stezowski                               *
 *   stezow(AT)ipnl.in2p3.fr                                                  *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
 
#ifndef GW_RANDOM_H
#define GW_RANDOM_H

#ifndef ROOT_TRandom
#include <TRandom.h>
#endif

class TList;

namespace Gw {

class Random
{
private:
    static Random  *fgRandom;

    TList   *fList;     // list of TRandomom objects
    TRandom *fCurrent;  // current TRandomom 
    TRandom *fROOT;     // current ROOT gRandomom 
            
    Random();
//    Random(const Random &r) { ; } 
//    Random& operator= (const Random &r) { return (*this); }   
    
public:
    virtual ~Random();
    

    static Random *Instance(); 
    

    void Add(const char *, TRandom *);
    

   void SetCurrent(const char *name = "basic");
    

    TRandom *Current() const { return fCurrent; }

    ClassDef(Random,0); // Collection of TRandomom objects
};

}
// inline members
#endif