keyvisitor.h

/*
  MusicXML Library
  Copyright (C) Grame 2006-2013
 
  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 __keyVisitor__
#define __keyVisitor__
 
#include <ostream>
 
#include "typedefs.h"
#include "visitor.h"
 
namespace MusicXML2 
{
 
class EXP keyvisitor : 
    public visitor<S_key>,
    public visitor<S_cancel>,
    public visitor<S_fifths>,
    public visitor<S_mode>,
    public visitor<S_key_step>,
    public visitor<S_key_alter>,
    public visitor<S_key_octave>
{
    protected:
                void reset();
        virtual void visitStart ( S_key& elt );
        virtual void visitStart ( S_cancel& elt );
        virtual void visitStart ( S_fifths& elt );
        virtual void visitStart ( S_mode& elt );
 
        virtual void visitStart ( S_key_step& elt )     {}  // not yet supported
        virtual void visitStart ( S_key_alter& elt )    {}  // not yet supported
        virtual void visitStart ( S_key_octave& elt )   {}  // not yet supported
 
    public:
                 keyvisitor() { reset(); }
        virtual ~keyvisitor() {}
 
        virtual void print (std::ostream& out) const;
 
        int         fFifths;
        int         fCancel;
        std::string fMode;
};
 
EXP std::ostream& operator<< (std::ostream& os, const keyvisitor& elt);
 
 
}
 
#endif