87 lines
2.9 KiB
C++
87 lines
2.9 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: timesig.h 5149 2011-12-29 08:38:43Z 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 __TIMESIG_H__
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#define __TIMESIG_H__
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#include "element.h"
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#include "sig.h"
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#include "mscore.h"
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class MuseScoreView;
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class Segment;
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class QPainter;
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enum TimeSigType {
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TSIG_NORMAL, // use sz/sn text
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TSIG_FOUR_FOUR, // common time
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TSIG_ALLA_BREVE // cut time
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};
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//---------------------------------------------------------
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// TimeSig
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// Time Signature
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//---------------------------------------------------------
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class TimeSig : public Element {
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TimeSigType _subtype;
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bool _showCourtesySig;
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QString sz, sn; // calculated from actualSig() if !customText
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QPointF pz, pn;
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Fraction _nominal;
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Fraction _actualSig;
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bool customText; // if false, sz and sn are calculated from actualSig()
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public:
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TimeSig(Score*);
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TimeSig(Score* s, TimeSigType st);
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TimeSig(Score* s, int z, int n);
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TimeSig(Score* s, const Fraction& f);
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TimeSig* clone() const { return new TimeSig(*this); }
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ElementType type() const { return TIMESIG; }
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void setSubtype(TimeSigType val);
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TimeSigType subtype() const { return _subtype; }
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void draw(QPainter*) const;
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void write(Xml& xml) const;
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void read(const QDomElement&);
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void layout();
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Space space() const;
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Fraction sig() const { return _nominal; }
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void setSig(const Fraction& f) { _nominal = f; }
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void setSig(int a, int b) { _nominal.set(a,b); }
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Fraction actualSig() const { return _actualSig; }
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void setActualSig(const Fraction& s) { _actualSig = s; }
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Fraction stretch() const { return _nominal / _actualSig; }
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bool acceptDrop(MuseScoreView*, const QPointF&, Element*) const;
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Element* drop(const DropData&);
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Segment* segment() const { return (Segment*)parent(); }
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Measure* measure() const { return (Measure*)parent()->parent(); }
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bool showCourtesySig() const { return _showCourtesySig; };
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void setShowCourtesySig(bool v) { _showCourtesySig = v; };
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QString zText() const { return sz; }
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QString nText() const { return sn; }
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void setText(const QString&, const QString&);
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void setFrom(const TimeSig*);
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};
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#endif
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