GRVoice.h

#ifndef GRVoice_H
#define GRVoice_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 "ARMusicalVoiceState.h"
#include "GRARCompositeNotationElement.h"
 
template <class T> class KF_IPointerList;
template <class T> class KF_IVector;
 
class ARMusicalVoice;
class GRSystem;
class GRVoice;
class GRStaffManager;
class GRVoiceManager;
class GRRod;
class GRSpring;
class GRPage;
class GRSpaceForceFunction2;
class GRSpacingMatrix;
 
class SystemNode
{
        friend class GRVoice;
    private:
        GRSystem * grsystem;
        GuidoPos  pos;
};
 
// typedef KF_Vector<GuidoPos> SystemOffsetVector;
typedef KF_IPointerList<SystemNode> SysNodeList;
typedef KF_IVector<GRSpring> ISpringVector;
 
class GRVoice : public GRARCompositeNotationElement  
{
    friend class GRVoiceManager;
 
    public:
                 GRVoice( const ARMusicalObject * arobj, bool ownsar );
        virtual ~GRVoice();
 
                GRPage * getPageNum(int num,int denom);     // must match an existing element date.
                GRPage * getPageForTimePos( int num, int denom ) const;
                GRRod * getLastRod() const  { return lastrod; }
                GRRod * getFirstRod() const { return firstrod; }
 
        virtual GuidoPos AddTail(GRNotationElement * el);
 
    int updateMSCMatrix(GRSpaceForceFunction2 * sff, GRSpacingMatrix * spm, GRStaffManager * stfmgr, ISpringVector * sprvect, int startspr, int endspr);
    int createNewRods(GRStaffManager * stfmgr, int &startspr, int & endspr, float optForce);
 
        virtual void rememberNLinePosition(const TYPE_TIMEPOSITION & tp);
        virtual void setPossibleNLinePosition(const TYPE_TIMEPOSITION & tp);
        virtual void accept   (GRVisitor& visitor);
 
        virtual void OnDraw( VGDevice & ) const {}
 
    const ARMusicalVoice * getARMusicalVoice() const;
    void startNewSystem(GRSystem * grsystem);
 
    protected:
        GuidoPos getSystemStartPos(GRSystem * grsystem);
 
        GuidoPos    firstPositionInLine;
        bool        mIsNewLine;
        GuidoPos    lastsprpos;
        GRRod *     lastrod;
        GRRod *     firstrod;
        TYPE_TIMEPOSITION nlinetp;
        GuidoPos    nlinepos;
        SysNodeList * mSysNodeList;
};
 
#endif