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160 lines
3.8 KiB
160 lines
3.8 KiB
/*
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Rosegarden
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A MIDI and audio sequencer and musical notation editor.
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This program is Copyright 2000-2008
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Guillaume Laurent <glaurent@telegraph-road.org>,
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Chris Cannam <cannam@all-day-breakfast.com>,
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Richard Bown <richard.bown@ferventsoftware.com>
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The moral rights of Guillaume Laurent, Chris Cannam, and Richard
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Bown to claim authorship of this work have been asserted.
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Other copyrights also apply to some parts of this work. Please
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see the AUTHORS file and individual file headers for details.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version. See the file
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COPYING included with this distribution for more information.
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*/
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#ifndef _RG_RG21LOADER_H_
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#define _RG_RG21LOADER_H_
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#include "base/MidiProgram.h"
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#include "base/NotationTypes.h"
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#include "gui/general/ProgressReporter.h"
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#include <map>
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#include <string>
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#include <tqstring.h>
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#include <tqstringlist.h>
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#include <vector>
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#include "base/Event.h"
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class TQTextStream;
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class TQObject;
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class Iterator;
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namespace Rosegarden
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{
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class Studio;
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class Segment;
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class Event;
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class Composition;
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/**
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* Rosegarden 2.1 file import
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*/
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class RG21Loader : public ProgressReporter
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{
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public:
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RG21Loader(Studio *,
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TQObject *parent = 0, const char *name = 0);
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~RG21Loader();
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/**
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* Load and parse the RG2.1 file \a fileName, and write it into the
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* given Composition (clearing the existing segment data first).
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* Return true for success.
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*/
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bool load(const TQString& fileName, Composition &);
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protected:
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// RG21 note mods
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enum { ModSharp = (1<<0),
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ModFlat = (1<<1),
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ModNatural = (1<<2)
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};
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// RG21 chord mods
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enum { ModDot = (1<<0),
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ModLegato = (1<<1),
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ModAccent = (1<<2),
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ModSfz = (1<<3),
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ModRfz = (1<<4),
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ModTrill = (1<<5),
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ModTurn = (1<<6),
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ModPause = (1<<7)
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};
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// RG21 text positions
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enum { TextAboveStave = 0,
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TextAboveStaveLarge,
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TextAboveBarLine,
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TextBelowStave,
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TextBelowStaveItalic,
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TextChordName,
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TextDynamic
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};
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bool parseClef();
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bool parseKey();
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bool parseMetronome();
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bool parseChordItem();
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bool parseRest();
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bool parseText();
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bool parseGroupStart();
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bool parseIndicationStart();
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bool parseBarType();
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bool parseStaveType();
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void closeGroup();
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void closeIndication();
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void closeSegment();
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void setGroupProperties(Event *);
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long convertRG21Pitch(long rg21pitch, int noteModifier);
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timeT convertRG21Duration(TQStringList::Iterator&);
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std::vector<std::string> convertRG21ChordMods(int chordMod);
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bool readNextLine();
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//--------------- Data members ---------------------------------
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TQTextStream *m_stream;
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Studio *m_studio;
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Composition* m_composition;
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Segment* m_currentSegment;
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unsigned int m_currentSegmentTime;
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unsigned int m_currentSegmentNb;
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Clef m_currentClef;
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Rosegarden::Key m_currentKey;
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InstrumentId m_currentInstrumentId;
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typedef std::map<int, Event *> EventIdMap;
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EventIdMap m_indicationsExtant;
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bool m_inGroup;
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long m_groupId;
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std::string m_groupType;
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timeT m_groupStartTime;
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int m_groupTupledLength;
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int m_groupTupledCount;
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int m_groupUntupledLength;
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int m_groupUntupledCount;
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int m_tieStatus; // 0 -> none, 1 -> tie started, 2 -> seen one note
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TQString m_currentLine;
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TQString m_currentStaffName;
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TQStringList m_tokens;
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unsigned int m_nbStaves;
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};
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}
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#endif
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