metronomevisitor.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 __metronomevisitor__
#define __metronomevisitor__
 
#include <vector>
#include <utility>
#include "typedefs.h"
#include "visitor.h"
 
namespace MusicXML2 
{
 
class EXP metronomevisitor : 
    public visitor<S_metronome>,
    public visitor<S_beat_unit>,
    public visitor<S_beat_unit_dot>,
    public visitor<S_per_minute>
{
    protected:
        typedef struct { std::string fUnit; int fDots; } beat;
        beat fCurrentBeat;
 
                void reset();
        virtual void reset(beat& b);
        virtual void visitStart( S_metronome& elt );
        virtual void visitEnd  ( S_metronome& elt );
        virtual void visitStart( S_beat_unit& elt );
        virtual void visitStart( S_beat_unit_dot& elt );
        virtual void visitStart( S_per_minute& elt );
 
    public:
                 metronomevisitor() { reset(); }
        virtual ~metronomevisitor() {}
 
        std::vector<beat> fBeats;
        int     fPerMinute;
};
 
 
}
 
#endif