GRBar.h

#ifndef GRBar_H
#define GRBar_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 <vector>
 
#include "ARBar.h"
#include "GRTagARNotationElement.h"
 
class GRStaff;
class GRPage;
class GRFinishBar;
 
class GRBar : public GRTagARNotationElement
{
    public:
        typedef std::vector<std::pair<float, float> >   TRanges;
    
        GRBar( const ARBar * p_arbar, GRStaff * inStaff, const TYPE_TIMEPOSITION & inTimePos, float propRender);
        GRBar( const ARBar * p_arbar, GRSystem * p_grsystem, GRStaff * inStaff, const TYPE_TIMEPOSITION &  inTimePos, float propRender);
 
        virtual ~GRBar();
 
        bool operator == (const GRBar & bar) const;
        bool operator == (const GRTag & tag) const;
        
        void tellPosition( GObject * caller, const NVPoint & newPosition);
        void setHPosition( float nx);
        
        void setPosFrom( float posy );
        void setPosTo( float posy );
        
        virtual void setGRStaff(GRStaff * pstaff);
        virtual void OnDraw( VGDevice & hdc ) const;
        virtual void DrawWithGlyphs( VGDevice & hdc ) const;
        virtual void DrawWithLines( VGDevice & hdc ) const;
        virtual void GetMap( GuidoElementSelector sel, MapCollector& f, MapInfos& infos ) const;
        virtual bool checkCollisionWith() const             { return true; }
        virtual void accept (GRVisitor& visitor);
        virtual const GRBar * isGRBar() const               { return this; }
        virtual const GRFinishBar*  isFinishBar() const     { return 0; };
 
        virtual const NVPoint & getReferencePosition() const { return sRefPos; }
        
        const ARBar *        getARBar() const;
        const ARBar::TRanges getRanges() const              { return getARBar()->getRanges(); }
        void                 setRanges(const TRanges& r)    { fRanges = r; }
 
        static void reset() { fCurrentPage = 0; fCurrentSystem = 0; }       // required for a new score
    
    protected:
        void    DisplayMeasureNum( VGDevice & hdc ) const;
        bool    isSystemSlice() const;
        float   getXPos(float staffSize) const;
        float   getY1   (float top) const;
        float   getY2   (float y1, float bottom) const;
 
        static NVPoint sRefPos;
 
        int    fLinesCount;
        float mDx;
        float mDy;
        float mStaffRatio;
        float mProportionalRender;
        TRanges fRanges;
 
    private:
        static GRPage*      fCurrentPage;
        static GRSystem*    fCurrentSystem;
        void InitGRBar( const TYPE_TIMEPOSITION & inTimePos, const GRStaff * inStaff );
};
 
#endif