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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// 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 "measure.h"
#include "tuplet.h"
#include "score.h"
#include "undo.h"
#include "staff.h"
#include "xml.h"
#include "property.h"
namespace Ms {
//---------------------------------------------------------
// DurationElement
//---------------------------------------------------------
DurationElement::DurationElement(Score* s, ElementFlags f)
: Element(s, f)
{
_tuplet = 0;
}
//---------------------------------------------------------
// DurationElement
//---------------------------------------------------------
DurationElement::DurationElement(const DurationElement& e)
: Element(e)
{
_tuplet = 0; // e._tuplet;
_duration = e._duration;
}
//---------------------------------------------------------
// ~DurationElement
//---------------------------------------------------------
DurationElement::~DurationElement()
{
if (_tuplet && _tuplet->contains(this)) {
while (Tuplet* t = topTuplet()) // delete tuplets from top to bottom
delete t; // Tuplet destructor removes references to the deleted object
}
}
//---------------------------------------------------------
// topTuplet
//---------------------------------------------------------
Tuplet* DurationElement::topTuplet() const
{
Tuplet* t = tuplet();
if (t) {
while (t->tuplet())
t = t->tuplet();
}
return t;
}
//---------------------------------------------------------
// globalTicks
//---------------------------------------------------------
Fraction DurationElement::globalTicks() const
{
Fraction f(_duration);
for (Tuplet* t = tuplet(); t; t = t->tuplet())
f /= t->ratio();
return f;
}
//---------------------------------------------------------
// actualTicks
//---------------------------------------------------------
Fraction DurationElement::actualTicks() const
{
return globalTicks() / staff()->timeStretch(tick());
}
//---------------------------------------------------------
// readAddTuplet
//---------------------------------------------------------
void DurationElement::readAddTuplet(Tuplet* t)
{
setTuplet(t);
if (!score()->undoStack()->active()) // HACK, also added in Undo::AddElement()
t->add(this);
}
//---------------------------------------------------------
// writeTupletStart
//---------------------------------------------------------
void DurationElement::writeTupletStart(XmlWriter& xml) const
{
if (tuplet() && tuplet()->elements().front() == this) {
tuplet()->writeTupletStart(xml); // recursion
tuplet()->write(xml);
}
}
//---------------------------------------------------------
// writeTupletEnd
//---------------------------------------------------------
void DurationElement::writeTupletEnd(XmlWriter& xml) const
{
if (tuplet() && tuplet()->elements().back() == this) {
xml.tagE("endTuplet");
tuplet()->writeTupletEnd(xml); // recursion
}
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant DurationElement::getProperty(Pid propertyId) const
{
switch (propertyId) {
case Pid::DURATION:
return QVariant::fromValue(_duration);
default:
return Element::getProperty(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool DurationElement::setProperty(Pid propertyId, const QVariant& v)
{
switch (propertyId) {
case Pid::DURATION: {
Fraction f(v.value<Fraction>());
setTicks(f);
// TODO: do we really need to re-layout all here?
score()->setLayoutAll();
}
break;
default:
return Element::setProperty(propertyId, v);
}
return true;
}
}
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