GRVisitable.h

/*
  GUIDO Library
  Copyright (C) 2017 Grame
 
  This Source Code Form is subject to the terms of the Mozilla Public
  License, v. 2.0. If a copy of the MPL was not distributed with this
  file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
  Grame Research Laboratory, 11, cours de Verdun Gensoul 69002 Lyon - France
  research@grame.fr
 
*/
 
#ifndef ___GRVisitable___
#define ___GRVisitable___
 
class GRVisitor;
 
class GRVisitable
{
    public:
        virtual ~GRVisitable() {};
        
        virtual void accept   (GRVisitor& visitor) {};
};
 
#endif