GRMeter.h

#ifndef GRMeter_H
#define GRMeter_H
 
/*
  GUIDO Library
  Copyright (C) 2002  Holger Hoos, Juergen Kilian, Kai Renz
  Copyright (C) 2002-2017 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
 
*/
 
#include <utility>
 
#include "ARMeter.h"
#include "GRTagARNotationElement.h"
#include "GRDefine.h"
//#include "GRVisitor.h"
 
class GRStaff;
 
 
class GRMeter : public GRTagARNotationElement
{
 
  public:
                 GRMeter(const ARMeter * ar, GRStaff * curstaff, bool p_ownsAR = false);
        virtual ~GRMeter() {}
 
        virtual void    OnDraw(VGDevice & hdc ) const;
        virtual bool    checkCollisionWith() const  { return true; }
        virtual void    accept (GRVisitor& visitor);
        virtual void    GetMap( GuidoElementSelector sel, MapCollector& f, MapInfos& infos ) const;
        virtual void    setHPosition( float inX );
    
        const ARMeter*  getARMeter() const;
 
 
  private:
        ARMeter::metertype              fType;
        const std::vector<Fraction>&    fMeters;
        float   fCurLSPACE;
        float   fNumericHeight;     // height of a numeric glyph
        bool    fGroupComplex;      // complex meter grouping flag
 
        typedef std::pair<std::string,std::string> TSingleMeter;
 
        const std::vector<Fraction>&    getMeters() const { return fMeters; }
        std::pair<float,float>          GetXOffsets(VGDevice & hdc, const std::string& num, const std::string& dnum) const;
        std::vector<TSingleMeter>       meters2metersStr(const std::vector<Fraction>& meters) const;
 
        float       DrawNumericSingle(VGDevice & hdc, const std::string& num, const std::string& dnum, float x ) const;
        void        DrawNumericSeveral(VGDevice & hdc ) const;
        std::string makeNumeratorString (const std::vector<Fraction>& meters) const;
        std::string makeDenominatorString (const std::vector<Fraction>& meters) const;
        NVRect      computeBoundingBox (VGDevice* hdc) const;
        NVRect      computeBoundingBox (VGDevice* hdc, const std::string& numStr) const;
        NVRect      computeBoundingBox (VGDevice* hdc, const std::string& numStr, const std::string& dnumStr) const;
};
 
 
#endif