225 lines
7.3 KiB
C++
225 lines
7.3 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: chord.h 5563 2012-04-20 13:30:27Z wschweer $
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//
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// Copyright (C) 2002-2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#ifndef __CHORD_H__
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#define __CHORD_H__
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/**
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\file
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Definition of classes Chord, HelpLine and NoteList.
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*/
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#include "chordrest.h"
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#include "noteevent.h"
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class Note;
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class Hook;
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class Arpeggio;
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class Tremolo;
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class Chord;
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class Glissando;
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class Stem;
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class QPainter;
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class Chord;
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enum TremoloChordType { TremoloSingle, TremoloFirstNote, TremoloSecondNote };
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//---------------------------------------------------------
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// @@ StemSlash
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/// used for grace notes of type acciaccatura
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//---------------------------------------------------------
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class StemSlash : public Element {
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Q_OBJECT
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QLineF line;
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public:
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StemSlash(Score*);
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StemSlash &operator=(const Stem&);
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void setLine(const QLineF& l);
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virtual StemSlash* clone() const { return new StemSlash(*this); }
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virtual ElementType type() const { return STEM_SLASH; }
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virtual void draw(QPainter*) const;
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virtual void layout();
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Chord* chord() const { return (Chord*)parent(); }
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};
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//---------------------------------------------------------
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// @@ LedgerLine
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/// Graphic representation of a ledger line.
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///
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/// parent: Chord
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/// x-origin: Chord
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/// y-origin: SStaff
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//---------------------------------------------------------
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class LedgerLine : public Line {
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Q_OBJECT
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LedgerLine* _next;
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public:
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LedgerLine(Score*);
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LedgerLine &operator=(const LedgerLine&);
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virtual LedgerLine* clone() const { return new LedgerLine(*this); }
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virtual ElementType type() const { return LEDGER_LINE; }
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virtual QPointF pagePos() const; ///< position in page coordinates
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Chord* chord() const { return (Chord*)parent(); }
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virtual void layout();
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qreal measureXPos() const;
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LedgerLine* next() const { return _next; }
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void setNext(LedgerLine* l) { _next = l; }
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};
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//---------------------------------------------------------
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// @@ Chord
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/// Graphic representation of a chord.
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/// Single notes are handled as degenerated chords.
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//
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// @P notes array[Note] the list of notes (read only)
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// @P lyrics array[Lyrics] the list of lyrics (read only)
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//---------------------------------------------------------
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class Chord : public ChordRest {
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Q_OBJECT
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Q_PROPERTY(QDeclarativeListProperty<Note> notes READ qmlNotes);
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Q_PROPERTY(QDeclarativeListProperty<Lyrics> lyrics READ qmlLyrics);
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QList<Note*> _notes; // sorted to increasing pitch
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LedgerLine* _ledgerLines; // single linked list
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Stem* _stem;
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Hook* _hook;
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StemSlash* _stemSlash;
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MScore::Direction _stemDirection;
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Arpeggio* _arpeggio;
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Tremolo* _tremolo;
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TremoloChordType _tremoloChordType;
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Glissando* _glissando;
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ElementList _el; ///< chordline
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NoteType _noteType; ///< mark grace notes: acciaccatura and appoggiatura
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bool _noStem;
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bool _userPlayEvents; ///< play events were modified by user
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virtual qreal upPos() const;
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virtual qreal downPos() const;
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virtual qreal centerX() const;
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void addLedgerLine(qreal x, int staffIdx, int line, int extend, bool visible);
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void addLedgerLines(qreal x, int move);
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public:
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Chord(Score* s = 0);
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Chord(const Chord&);
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~Chord();
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Chord &operator=(const Chord&);
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virtual Chord* clone() const { return new Chord(*this); }
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virtual Chord* linkedClone();
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virtual void setScore(Score* s);
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virtual ElementType type() const { return CHORD; }
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virtual void write(Xml& xml) const;
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virtual void read(XmlReader&);
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virtual void setSelected(bool f);
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virtual Element* drop(const DropData&);
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void setStemDirection(MScore::Direction d) { _stemDirection = d; }
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MScore::Direction stemDirection() const { return _stemDirection; }
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LedgerLine* ledgerLines() { return _ledgerLines; }
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void layoutStem1();
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void layoutStem();
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void layoutArpeggio2();
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QDeclarativeListProperty<Note> qmlNotes() { return QDeclarativeListProperty<Note>(this, _notes); }
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QDeclarativeListProperty<Lyrics> qmlLyrics() { return QDeclarativeListProperty<Lyrics>(this, _lyricsList); }
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QList<Note*>& notes() { return _notes; }
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const QList<Note*>& notes() const { return _notes; }
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// Chord has at least one Note
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Note* upNote() const { return _notes.back(); }
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Note* downNote() const { return _notes.front(); }
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virtual int upLine() const;
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virtual int downLine() const;
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virtual int upString() const;
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virtual int downString() const;
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Note* findNote(int pitch) const;
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Stem* stem() const { return _stem; }
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void setStem(Stem* s);
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Arpeggio* arpeggio() const { return _arpeggio; }
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Tremolo* tremolo() const { return _tremolo; }
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void setTremolo(Tremolo* t) { _tremolo = t; }
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Glissando* glissando() const { return _glissando; }
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StemSlash* stemSlash() const { return _stemSlash; }
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void setStemSlash(StemSlash* s);
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virtual QPointF stemPos() const; ///< page coordinates
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virtual qreal stemPosX() const; ///< page coordinates
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QPointF stemPosBeam() const; ///< page coordinates
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Hook* hook() const { return _hook; }
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Q_INVOKABLE virtual void add(Element*);
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Q_INVOKABLE virtual void remove(Element*);
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Note* selectedNote() const;
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virtual void layout();
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void layout2();
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void readNote(XmlReader& node);
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NoteType noteType() const { return _noteType; }
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void setNoteType(NoteType t) { _noteType = t; }
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bool isGrace() const { return _noteType != NOTE_NORMAL; }
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virtual void scanElements(void* data, void (*func)(void*, Element*), bool all=true);
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virtual void setTrack(int val);
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void computeUp();
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qreal dotPosX() const;
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void setDotPosX(qreal val);
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bool noStem() const { return _noStem; }
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void setNoStem(bool val) { _noStem = val; }
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bool userPlayEvents() const { return _userPlayEvents; }
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void setUserPlayEvents(bool v) { _userPlayEvents = v; }
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virtual void setMag(qreal val);
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void pitchChanged();
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TremoloChordType tremoloChordType() const { return _tremoloChordType; }
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void setTremoloChordType(TremoloChordType t) { _tremoloChordType = t; }
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ElementList& el() { return _el; }
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const ElementList& el() const { return _el; }
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QPointF layoutArticulation(Articulation*);
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virtual QVariant getProperty(P_ID propertyId) const;
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virtual bool setProperty(P_ID propertyId, const QVariant&);
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virtual void reset();
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};
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#endif
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