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#ifndef LILYPONDEXPORT_H_

#define LILYPONDEXPORT_H_


#include <QTextStream>

#include <QString>


#include "score/keysignature.h"

#include "score/timesignature.h"

#include "score/clef.h"

#include "score/barline.h"

#include "score/playable.h"

#include "score/note.h"

#include "score/rest.h"

#include "score/document.h"

#include "score/lyricscontext.h"

#include "score/syllable.h"


#include "export/export.h"


class CALilyPondExport : public CAExport {

public:

        CALilyPondExport( QTextStream *out=0 );


        // Polling export status //

        // Setter methods are private!

        inline CAVoice *curVoice() { return _curVoice; }

        inline CASheet *curSheet() { return _curSheet; }

        inline CADocument *curDocument() { return _curDocument; }

        inline CAContext *curContext() { return _curContext; }

        inline int curContextIndex() { return _curContextIndex; }

        inline int curIndentLevel() { return _curIndentLevel; }


private:

        void exportSheetImpl(CASheet *sheet);

        void exportScoreBlock(CASheet *sheet);

        void exportStaffVoices(CAStaff *staff);

        void exportVoiceImpl(CAVoice *voice);

        void exportLyricsContextBlock(CALyricsContext *lc);

        void exportLyricsContextImpl(CALyricsContext* lc);

        void exportMarksBeforeElement( CAMusElement* );

        void exportNoteMarks( CANote* );

        void exportMarksAfterElement( CAMusElement* );

        void exportPlayable( CAPlayable *elt );


        void writeDocumentHeader();

        void scanForRepeats(CAStaff *staff);

        CADiatonicPitch writeRelativeIntro();

        void doAnacrusisCheck(CATimeSignature *time);


        // Helper methods //

        const QString clefTypeToLilyPond( CAClef::CAClefType type, int c1, int offset );

        const QString diatonicKeyGenderToLilyPond( CADiatonicKey::CAGender gender);

        const QString playableLengthToLilyPond( CAPlayableLength length );

        const QString diatonicPitchToLilyPond( CADiatonicPitch p );

        const QString restTypeToLilyPond(CARest::CARestType type);

        const QString barlineTypeToLilyPond(CABarline::CABarlineType type);

        const QString syllableToLilyPond( CASyllable *s );


        inline const QString relativePitchToString(CANote* note, CADiatonicPitch prevPitch) {

                return relativePitchToString( note->diatonicPitch(), prevPitch);

        }

        const QString relativePitchToString( CADiatonicPitch p, CADiatonicPitch prevPitch);

        void voiceVariableName( QString &name, int staffNum, int voiceNum );

        void spellNumbers( QString &s );


        QString markupString( QString );

        QString escapeWeirdChars( QString );


        void indent();

        inline void indentMore() { ++_curIndentLevel; }

        inline void indentLess() { --_curIndentLevel; }


        // Getter/Setter methods //

        inline void setCurVoice(CAVoice *voice) { _curVoice = voice; }

        inline void setCurSheet(CASheet *sheet) { _curSheet = sheet; }

        inline void setCurContext(CAContext *context) { _curContext = context; }

        inline void setCurContextIndex(int c) { _curContextIndex = c; }

        inline void setCurDocument(CADocument *document) { _curDocument = document; }

        inline void setIndentLevel( int level) { _curIndentLevel = level; }


        // Members //

        QTextStream *_out;

        CAVoice *_curVoice;

        CASheet *_curSheet;

        CAContext *_curContext;

        CADocument *_curDocument;

        int _curContextIndex;

        int _curIndentLevel;


        // Voice exporting current status

        CADiatonicPitch _lastNotePitch;

        CAPlayableLength _lastPlayableLength;

        int _curStreamTime;


        void voltaFunction( void );

        bool _voltaFunctionWritten;

        bool _voltaBracketFinishAtRepeat;

        bool _voltaBracketFinishAtBar;

        static const QString _regExpVoltaRepeat;

        static const QString _regExpVoltaBar;

        bool _timeSignatureFound;

};


#endif /* LILYPONDEXPORT_H_*/