63 lines
2 KiB
C++
63 lines
2 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: duration.h 5151 2011-12-29 09:10:31Z wschweer $
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//
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// Copyright (C) 2008-2011 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 __DURATION_H__
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#define __DURATION_H__
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#include "element.h"
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#include "durationtype.h"
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class Tuplet;
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class Beam;
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class Spanner;
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//---------------------------------------------------------
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// @@ DurationElement
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/// Virtual base class for Chord, Rest and Tuplet.
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//
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// @P duration int duration in ticks
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//---------------------------------------------------------
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class DurationElement : public Element {
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Q_OBJECT
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Q_PROPERTY(int duration READ durationTicks WRITE setDuration);
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Fraction _duration;
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Tuplet* _tuplet;
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public:
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DurationElement(Score* s);
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DurationElement(const DurationElement& e);
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~DurationElement();
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virtual Measure* measure() const { return (Measure*)(parent()); }
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bool readProperties(XmlReader& e);
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void writeProperties(Xml& xml) const;
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void writeTuplet(Xml& xml);
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void setTuplet(Tuplet* t) { _tuplet = t; }
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Tuplet* tuplet() const { return _tuplet; }
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virtual Beam* beam() const { return 0; }
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virtual int tick() const = 0;
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int actualTicks() const;
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Fraction duration() const { return _duration; }
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Fraction globalDuration() const;
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void setDuration(const Fraction& f) { _duration = f; }
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void setDuration(int ticks) { _duration = Fraction::fromTicks(ticks); }
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int durationTicks() const { return _duration.ticks(); }
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};
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#endif
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