MeterVisitor.h

#ifndef __MeterVisitor__
#define __MeterVisitor__
 
/*
  GUIDO Library
  Copyright (C) 2016  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
 
*/
 
#include <vector>
 
#include "ARVisitor.h"
#include "GUIDOEngine.h"
#include "defines.h"
 
//------------------------------------------------------------------------------
class MeterVisitor : public ARVisitor
{
    enum { kNoLimit = 0xffffffff };
    TYPE_TIMEPOSITION   fLimit;
    GuidoMeter          fLastMeter;
    
 
    public:
                 MeterVisitor() : fLimit(kNoLimit, 1)       { reset(); }
                 MeterVisitor(const TYPE_TIMEPOSITION& limit) : fLimit(limit) { reset(); }
        virtual ~MeterVisitor() {}
    
        void        reset();            // reset the last meter value to a default value (no meter)
        GuidoMeter  getMeter() const { return fLastMeter; }
    
    virtual void visitIn  (ARMusicalTag* object);
};
 
//------------------------------------------------------------------------------
class MetersVisitor : public ARVisitor
{
    enum { kNoLimit = 0xffffffff };
    TYPE_TIMEPOSITION   fLimit;
    std::vector<GuidoMeter> fMeters;
 
    public:
                 MetersVisitor() : fLimit(kNoLimit, 1)      { reset(); }
                 MetersVisitor(const TYPE_TIMEPOSITION& limit) : fLimit(limit) { reset(); }
        virtual ~MetersVisitor() {}
    
        void        reset();            // reset the last meter value to a default value (no meter)
        GuidoMeters getMeters() const;
    
    virtual void visitIn  (ARMusicalTag* object);
};
 
 
#endif