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//=============================================================================
// MusE Score
// Linux Music Score Editor
// $Id: timedialog.cpp 4391 2011-06-18 14:28:24Z wschweer $
//
// Copyright (C) 2002-2011 Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#include "timedialog.h"
#include "libmscore/timesig.h"
#include "palette.h"
#include "musescore.h"
#include "libmscore/score.h"
#include "libmscore/mcursor.h"
#include "libmscore/chord.h"
#include "libmscore/part.h"
namespace Ms {
extern bool useFactorySettings;
//---------------------------------------------------------
// TimeDialog
//---------------------------------------------------------
TimeDialog::TimeDialog(QWidget* parent)
: QWidget(parent, Qt::WindowFlags(Qt::Dialog | Qt::Window))
{
setupUi(this);
setWindowTitle(tr("Time Signatures"));
QLayout* l = new QVBoxLayout();
l->setContentsMargins(0, 0, 0, 0);
frame->setLayout(l);
sp = MuseScore::newTimePalette();
sp->setReadOnly(false);
sp->setSelectable(true);
connect(zNominal, SIGNAL(valueChanged(int)), SLOT(zChanged(int)));
connect(nNominal, SIGNAL(currentIndexChanged(int)), SLOT(nChanged(int)));
connect(sp, SIGNAL(boxClicked(int)), SLOT(paletteChanged(int)));
connect(sp, SIGNAL(changed()), SLOT(setDirty()));
connect(addButton, SIGNAL(clicked()), SLOT(addClicked()));
_timePalette = new PaletteScrollArea(sp);
QSizePolicy policy(QSizePolicy::Expanding, QSizePolicy::Expanding);
_timePalette->setSizePolicy(policy);
_timePalette->setRestrictHeight(false);
l->addWidget(_timePalette);
_dirty = false;
if (useFactorySettings || !sp->read(dataPath + "/timesigs")) {
Fraction sig(4,4);
groups->setSig(sig, Groups::endings(sig));
}
for (int i = 0; i < sp->size(); ++i) // cells can be changed
sp->setCellReadOnly(i, false);
sp->element(2)->layout();
sp->setSelected(2);
paletteChanged(2);
}
//---------------------------------------------------------
// addClicked
//---------------------------------------------------------
void TimeDialog::addClicked()
{
TimeSig* ts = new TimeSig(gscore);
ts->setSig(Fraction(zNominal->value(), denominator()));
ts->setGroups(groups->groups());
// check for special text
if ((QString("%1").arg(zNominal->value()) != zText->text())
|| (QString("%1").arg(denominator()) != nText->text())) {
ts->setNumeratorString(zText->text());
ts->setDenominatorString(nText->text());
}
// extend palette:
sp->append(ts, "");
sp->setSelected(sp->size() - 1);
_dirty = true;
}
//---------------------------------------------------------
// save
//---------------------------------------------------------
void TimeDialog::save()
{
QDir dir;
dir.mkpath(dataPath);
sp->write(dataPath + "/timesigs");
qDebug("TimeDialog::save(): %s", qPrintable(dataPath+"/timesigs"));
}
//---------------------------------------------------------
// zChanged
//---------------------------------------------------------
void TimeDialog::zChanged(int val)
{
zText->setText(QString("%1").arg(val));
Fraction sig(zNominal->value(), denominator());
groups->setSig(sig, Groups::endings(sig));
}
//---------------------------------------------------------
// nChanged
//---------------------------------------------------------
void TimeDialog::nChanged(int /*val*/)
{
nText->setText(QString("%1").arg(denominator()));
Fraction sig(zNominal->value(), denominator());
groups->setSig(sig, Groups::endings(sig));
}
//---------------------------------------------------------
// denominator2Idx
//---------------------------------------------------------
int TimeDialog::denominator2Idx(int denominator) const
{
int val = 4;
switch (denominator) {
case 1: val = 0; break;
case 2: val = 1; break;
case 4: val = 2; break;
case 8: val = 3; break;
case 16: val = 4; break;
case 32: val = 5; break;
case 64: val = 6; break;
}
return val;
}
//---------------------------------------------------------
// denominator
//---------------------------------------------------------
int TimeDialog::denominator() const
{
int val = 4;
switch (nNominal->currentIndex()) {
case 0: val = 1; break;
case 1: val = 2; break;
case 2: val = 4; break;
case 3: val = 8; break;
case 4: val = 16; break;
case 5: val = 32; break;
case 6: val = 64; break;
}
return val;
}
//---------------------------------------------------------
// paletteChanged
//---------------------------------------------------------
void TimeDialog::paletteChanged(int idx)
{
TimeSig* e = static_cast<TimeSig*>(sp->element(idx));
if (!e || e->type() != Element::Type::TIMESIG) {
zNominal->setEnabled(false);
nNominal->setEnabled(false);
zText->setEnabled(false);
nText->setEnabled(false);
groups->setEnabled(false);
addButton->setEnabled(false);
return;
}
zNominal->setEnabled(true);
nNominal->setEnabled(true);
zText->setEnabled(true);
nText->setEnabled(true);
groups->setEnabled(true);
addButton->setEnabled(true);
Fraction sig(e->sig());
Groups g = e->groups();
if (g.empty())
g = Groups::endings(sig);
zNominal->setValue(sig.numerator());
nNominal->setCurrentIndex(denominator2Idx(sig.denominator()));
zText->setText(e->numeratorString());
nText->setText(e->denominatorString());
groups->setSig(sig, g);
}
}
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