midiexport.h

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#ifndef MIDIEXPORT_H_
#define MIDIEXPORT_H_

#include <QTextStream>
#include <QString>
#include <QList>
#include <QVector>
#include <QByteArray>

#include "core/keysignature.h"
#include "core/timesignature.h"
#include "core/clef.h"
#include "core/barline.h"
#include "core/note.h"
#include "core/rest.h"
#include "core/document.h"
#include "core/lyricscontext.h"
#include "core/syllable.h"

#include "export/export.h"
#include "interface/mididevice.h"
#include "interface/playback.h"


class CAMidiExport : public CAExport, public CAMidiDevice {
public:
        CAMidiExport( QTextStream *out=0 );

/*
    // Interface to file export //
*/
        QMap<int, QString> getOutputPorts() { };
        QMap<int, QString> getInputPorts() { };

        bool openOutputPort(int port) { return true; }  // return true on success, false otherwise
        bool openInputPort(int port) { return true; }   // return true on success, false otherwise
        void closeOutputPort() { }
        void closeInputPort() { }
        void send(QVector<unsigned char> message, int time);
        void writeFile(); // direct access to the writing

/*
        // Polling export status //
        // Setter methods are private!
*/

private:
        QByteArray writeTime(int time);
        void exportDocumentImpl(CADocument *doc);
        int midiTrackCount;
        QByteArray trackChunk;                                  // for the time beeing we build one big track
        int trackTime;                                                  // which this is the time line for
        QVector<QByteArray> trackChunks;                // for the future
        QVector<int> trackTimes;
        void printQByteArray( QByteArray x );   // for debugging only
        QByteArray variableLengthValue(int value);
        QByteArray word16(int x);
        QByteArray textEvent(int time, QString s);
        QByteArray trackEnd(void);
        QByteArray timeSignature(void);
        QByteArray keySignature(void);
        void setChunkLength( QByteArray *x );

/*

        // Helper methods //

        // Getter/Setter methods //
*/
        inline void setCurVoice(CAVoice *voice) { _curVoice = voice; }
        inline void setCurSheet(CASheet *sheet) { _curSheet = sheet; }
/*
        // Members //
        QTextStream *_out;
*/
        CAVoice *_curVoice;
        CASheet *_curSheet;
/*
        CAContext *_curContext;
        int _curContextIndex;
        int _curIndentLevel;
*/
};

#endif /* MIDIEXPORT_H_*/