MuseScore/bww2mxml/writer.h
2012-05-26 14:49:10 +02:00

113 lines
2.9 KiB
C++

//=============================================================================
// BWW to MusicXML converter
// Part of MusE Score
// Linux Music Score Editor
// $Id: writer.h 4873 2011-10-19 19:33:04Z lvinken $
//
// Copyright (C) 2010 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#ifndef WRITER_H
#define WRITER_H
/**
\file
Definition of class Writer
*/
#include <QtCore/QString>
#include "symbols.h"
class QIODevice;
namespace Bww {
static const int maxBeamLevel = 3;
enum BeamType
{
BM_NONE,
BM_BEGIN,
BM_CONTINUE,
BM_END,
BM_FORWARD_HOOK,
BM_BACKWARD_HOOK
};
/**
The flags that need to be handled at the beginning of a measure.
*/
struct MeasureBeginFlags {
bool repeatBegin;
bool endingFirst;
bool endingSecond;
bool firstOfSystem;
bool irregular;
MeasureBeginFlags() :
repeatBegin(false),
endingFirst(false),
endingSecond(false),
firstOfSystem(false),
irregular(false)
{}
};
/**
The flags that need to be handled at the end of a measure.
*/
struct MeasureEndFlags {
bool repeatEnd;
bool endingEnd;
bool lastOfSystem;
bool lastOfPart;
bool doubleBarLine;
MeasureEndFlags() :
repeatEnd(false),
endingEnd(false),
lastOfSystem(false),
lastOfPart(false),
doubleBarLine(false)
{}
};
/**
The writer that generates the output.
*/
class Writer
{
public:
virtual void header(const QString title, const QString type,
const QString composer, const QString footer,
const unsigned int temp) = 0;
virtual void tsig(const int beats, const int beat) = 0;
virtual void trailer() = 0;
virtual void beginMeasure(const Bww::MeasureBeginFlags mbf) = 0;
virtual void endMeasure(const Bww::MeasureEndFlags mef) = 0;
virtual void note(const QString pitch, const QVector<BeamType> beamList,
const QString type, const int dots,
bool tieStart = false, bool tieStop = false,
StartStop triplet = ST_NONE,
bool grace = false) = 0;
QString instrumentName() const { return "Bagpipe"; }
int midiProgram() const { return 110; }
};
} // namespace Bww
#endif // WRITER_H