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duration.cpp
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duration.cpp
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//=============================================================================
// MuseScore
// Music Composition & Notation
// $Id: duration.h 4426 2011-06-25 08:52:44Z wschweer $
//
// Copyright (C) 2008-2011 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
#include "duration.h"
#include "tuplet.h"
#include "score.h"
#include "undo.h"
#include "staff.h"
//---------------------------------------------------------
// DurationElement
//---------------------------------------------------------
DurationElement::DurationElement(Score* s)
: Element(s)
{
_tuplet = 0;
}
//---------------------------------------------------------
// DurationElement
//---------------------------------------------------------
DurationElement::DurationElement(const DurationElement& e)
: Element(e)
{
_tuplet = e._tuplet;
_duration = e._duration;
}
//---------------------------------------------------------
// DurationElement
//---------------------------------------------------------
DurationElement::~DurationElement()
{
if (tuplet() && tuplet()->elements().front() == this)
delete tuplet();
}
//---------------------------------------------------------
// globalDuration
//---------------------------------------------------------
Fraction DurationElement::globalDuration() const
{
Fraction f(_duration);
for (Tuplet* t = tuplet(); t; t = t->tuplet())
f /= t->ratio();
return f;
}
//---------------------------------------------------------
// actualTicks
//---------------------------------------------------------
int DurationElement::actualTicks() const
{
return Fraction(staff()->timeStretch(tick()) * globalDuration()).ticks();
}
#if 0
//---------------------------------------------------------
// properties
//---------------------------------------------------------
QList<Prop> DurationElement::properties(Xml& xml, bool /*clipboardmode*/) const
{
QList<Prop> pl = Element::properties(xml);
if (tuplet())
pl.append(Prop("Tuplet", tuplet()->id()));
return pl;
}
#endif
//---------------------------------------------------------
// readProperties
//---------------------------------------------------------
bool DurationElement::readProperties(const QDomElement& e, QList<Tuplet*>* tuplets, const QList<Spanner*>*)
{
if (Element::readProperties(e))
return true;
const QString& tag(e.tagName());
if (tag == "Tuplet") {
if (tuplets) {
// setTuplet(0);
int i = e.text().toInt();
foreach(Tuplet* t, *tuplets) {
if (t->id() == i) {
setTuplet(t);
if (!score()->undo()->active()) // HACK, also added in Undo::AddElement()
t->add(this);
break;
}
}
if (tuplet() == 0) {
qDebug("DurationElement:read(): Tuplet id %d not found", i);
Tuplet* t = score()->searchTuplet(e, i);
if (t) {
qDebug(" ...found outside measure, input file corrupted?");
setTuplet(t);
if (!score()->undo()->active()) // HACK
t->add(this);
tuplets->append(t);
}
}
}
}
else
return false;
return true;
}
//---------------------------------------------------------
// writeProperties
//---------------------------------------------------------
void DurationElement::writeProperties(Xml& xml) const
{
Element::writeProperties(xml);
if (tuplet())
xml.tag("Tuplet", tuplet()->id());
}
//---------------------------------------------------------
// writeTuplet
//---------------------------------------------------------
void DurationElement::writeTuplet(Xml& xml)
{
if (tuplet() && tuplet()->elements().front() == this) {
tuplet()->writeTuplet(xml); // recursion
tuplet()->setId(xml.tupletId++);
tuplet()->write(xml);
}
}