ClusterSequenceWrapper.hh

//STARTHEADER
// $Id: ClusterSequenceWrapper.hh 1885 2011-01-27 14:50:21Z salam $
//
// Copyright (c) 2005-2010, Matteo Cacciari, Gavin Salam and Gregory Soyez
//
//----------------------------------------------------------------------
// This file is part of FastJet.
//
//  FastJet 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.
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//  The algorithms that underlie FastJet have required considerable
//  development and are described in hep-ph/0512210. If you use
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//ENDHEADER


#ifndef __FASTJET_CLUSTER_SEQUENCE_WRAPPER_HH__
#define __FASTJET_CLUSTER_SEQUENCE_WRAPPER_HH__

#include "fastjet/internal/base.hh"

FASTJET_BEGIN_NAMESPACE      // defined in fastjet/internal/base.hh

class ClusterSequence;

// forward declaration of the ClusterSequenceWrapper
class ClusterSequenceWrapper{
public:
  ClusterSequenceWrapper() : _cs(NULL){};
  ClusterSequenceWrapper(ClusterSequence *cs) : _cs(cs){};

  const ClusterSequence * cs() const { return _cs;}
  ClusterSequence * non_const_cs() const { return _cs;}
  bool is_alive() const { return (_cs != NULL);}

  friend class ClusterSequence;

private:
  ClusterSequence * _cs;
};

FASTJET_END_NAMESPACE

#endif  //  __FASTJET_CLUSTER_SEQUENCE_WRAPPER_HH__