staff.h

Go to the documentation of this file.

#ifndef STAFF_H_
#define STAFF_H_

#include <QList>
#include <QString>

class QPainter;

#include "score/context.h"
#include "score/muselement.h"

class CASheet;
class CAContext;
class CAVoice;
class CANote;
class CATempo;

class CAStaff : public CAContext {
public:
        CAStaff( const QString name, CASheet *s, int numberOfLines = 5);
        ~CAStaff();

        inline int numberOfLines() { return _numberOfLines; }
        inline void setNumberOfLines(int val) { _numberOfLines = val; }
        void clear();
        CAStaff *clone( CASheet *s );

        inline const QList<CAVoice*>& voiceList() { return _voiceList; }
        inline void addVoice(CAVoice *voice) { _voiceList << voice; }
        inline void insertVoice(int idx, CAVoice *voice) { _voiceList.insert(idx, voice); }
        CAVoice* addVoice();
        inline void removeVoice(CAVoice *voice) { _voiceList.removeAll(voice); }
        CAVoice *findVoice(const QString name);

        CAMusElement *next( CAMusElement *elt );
        CAMusElement *previous( CAMusElement *elt );
        bool remove( CAMusElement *elt, bool updateSignTimes );
        bool remove( CAMusElement *elt ) { return remove(elt, true); }

        int lastTimeEnd();
        QList<CAMusElement*> getEltByType( CAMusElement::CAMusElementType type, int startTime );
        CAMusElement *getOneEltByType( CAMusElement::CAMusElementType type, int startTime );

        QList<CAPlayable*> getChord( int time );
        CATempo           *getTempo( int time );

        bool synchronizeVoices();

        static bool placeAutoBar( CAPlayable* elt );

        // Functions to keep list of references of signature events for a faster look up.
        inline QList<CAMusElement *>& clefRefs() { return _clefList; }
        inline QList<CAMusElement *>& keySignatureRefs() { return _keySignatureList; }
        inline QList<CAMusElement *>& timeSignatureRefs() { return _timeSignatureList; }
        inline QList<CAMusElement *>& barlineRefs() { return _barlineList; }
        
private:
        QList<CAVoice *> _voiceList;

        int _numberOfLines;

        QList<CAMusElement *> _clefList;
        QList<CAMusElement *> _keySignatureList;
        QList<CAMusElement *> _timeSignatureList;
        QList<CAMusElement *> _barlineList;
};
#endif /* STAFF_H_ */