100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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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 __KEYSIG_H__
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#define __KEYSIG_H__
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#include "key.h"
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#include "element.h"
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class QPainter;
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namespace Ms {
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class Sym;
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class Segment;
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enum class SymId;
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//---------------------------------------------------------
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// KeySym
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// position of one symbol in KeySig
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//---------------------------------------------------------
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struct KeySym {
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SymId sym;
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QPointF spos;
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QPointF pos;
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};
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//---------------------------------------------------------------------------------------
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// @@ KeySig
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/// The KeySig class represents a Key Signature on a staff
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//
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// @P showCourtesy bool show courtesy key signature for this sig if appropriate
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//---------------------------------------------------------------------------------------
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class KeySig : public Element {
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Q_OBJECT
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Q_PROPERTY(bool showCourtesy READ showCourtesy WRITE undoSetShowCourtesy)
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bool _showCourtesy;
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bool _hideNaturals; // used in layout to override score style (needed for the Continuous panel)
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QList<KeySym*> keySymbols;
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KeySigEvent _sig;
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void addLayout(SymId sym, qreal x, int y);
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public:
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KeySig(Score* = 0);
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KeySig(const KeySig&);
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virtual KeySig* clone() const { return new KeySig(*this); }
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virtual void draw(QPainter*) const;
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virtual Element::Type type() const { return Element::Type::KEYSIG; }
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virtual bool acceptDrop(MuseScoreView*, const QPointF&, Element*) const;
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virtual Element* drop(const DropData&);
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virtual void layout();
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virtual qreal mag() const;
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Q_INVOKABLE void setKey(Key);
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Segment* segment() const { return (Segment*)parent(); }
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Measure* measure() const { return parent() ? (Measure*)parent()->parent() : nullptr; }
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Space space() const;
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void setCustom(const QList<KeySym*>& symbols);
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virtual void write(Xml&) const;
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virtual void read(XmlReader&);
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//@ -7 (flats) -- +7 (sharps)
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Q_INVOKABLE Key key() const { return _sig.key(); }
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int customType() const { return _sig.customType(); }
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bool isCustom() const { return _sig.custom(); }
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KeySigEvent keySigEvent() const { return _sig; }
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bool operator==(const KeySig&) const;
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void changeKeySigEvent(const KeySigEvent&);
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void setKeySigEvent(const KeySigEvent& e) { _sig = e; }
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int tick() const;
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bool showCourtesy() const { return _showCourtesy; }
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void setShowCourtesy(bool v) { _showCourtesy = v; }
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void undoSetShowCourtesy(bool v);
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void setHideNaturals(bool hide) { _hideNaturals = hide; }
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QVariant getProperty(P_ID propertyId) const;
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bool setProperty(P_ID propertyId, const QVariant&);
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QVariant propertyDefault(P_ID id) const;
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};
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extern const char* keyNames[];
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} // namespace Ms
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#endif
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