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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
Rosegarden
A MIDI and audio sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <glaurent@telegraph-road.org>,
Chris Cannam <cannam@all-day-breakfast.com>,
Richard Bown <richard.bown@ferventsoftware.com>
The moral rights of Guillaume Laurent, Chris Cannam, and Richard
Bown to claim authorship of this work have been asserted.
Other copyrights also apply to some parts of this work. Please
see the AUTHORS file and individual file headers for details.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*/
#include "TimeSignatureDialog.h"
#include <kapplication.h>
#include <klocale.h>
#include "document/ConfigGroups.h"
#include "base/Composition.h"
#include "base/NotationTypes.h"
#include "gui/widgets/TimeWidget.h"
#include "gui/widgets/BigArrowButton.h"
#include <kconfig.h>
#include <kdialogbase.h>
#include <tqbuttongroup.h>
#include <tqcheckbox.h>
#include <tqfont.h>
#include <tqgroupbox.h>
#include <tqhbox.h>
#include <tqlabel.h>
#include <tqobject.h>
#include <tqradiobutton.h>
#include <tqstring.h>
#include <tqvbox.h>
#include <tqwidget.h>
namespace Rosegarden
{
TimeSignatureDialog::TimeSignatureDialog(TQWidget *parent,
Composition *composition,
timeT insertionTime,
TimeSignature sig,
bool timeEditable,
TQString explanatoryText) :
KDialogBase(parent, 0, true, i18n("Time Signature"), Ok | Cancel | Help),
m_composition(composition),
m_timeSignature(sig),
m_time(insertionTime),
m_numLabel(0),
m_denomLabel(0),
m_explanatoryLabel(0),
m_commonTimeButton(0),
m_hideSignatureButton(0),
m_normalizeRestsButton(0),
m_asGivenButton(0),
m_startOfBarButton(0),
m_timeEditor(0)
{
static TQFont *timeSigFont = 0;
if (timeSigFont == 0) {
timeSigFont = new TQFont("new century schoolbook", 8, TQFont::Bold);
timeSigFont->setPixelSize(20);
}
TQVBox *vbox = makeVBoxMainWidget();
TQGroupBox *groupBox = new TQGroupBox
(1, Qt::Horizontal, i18n("Time signature"), vbox);
TQHBox *numBox = new TQHBox(groupBox);
TQHBox *denomBox = new TQHBox(groupBox);
TQLabel *explanatoryLabel = 0;
if (!explanatoryText.isNull()) {
explanatoryLabel = new TQLabel(explanatoryText, groupBox);
}
BigArrowButton *numDown = new BigArrowButton(numBox, Qt::LeftArrow);
BigArrowButton *denomDown = new BigArrowButton(denomBox, Qt::LeftArrow);
m_numLabel = new TQLabel
(TQString("%1").arg(m_timeSignature.getNumerator()), numBox);
m_denomLabel = new TQLabel
(TQString("%1").arg(m_timeSignature.getDenominator()), denomBox);
m_numLabel->setAlignment(AlignHCenter | AlignVCenter);
m_denomLabel->setAlignment(AlignHCenter | AlignVCenter);
m_numLabel->setFont(*timeSigFont);
m_denomLabel->setFont(*timeSigFont);
BigArrowButton *numUp = new BigArrowButton(numBox, Qt::RightArrow);
BigArrowButton *denomUp = new BigArrowButton(denomBox, Qt::RightArrow);
TQObject::connect(numDown, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotNumDown()));
TQObject::connect(numUp, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotNumUp()));
TQObject::connect(denomDown, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotDenomDown()));
TQObject::connect(denomUp, TQT_SIGNAL(clicked()), this, TQT_SLOT(slotDenomUp()));
if (timeEditable) {
m_timeEditor = new TimeWidget
(i18n("Time where signature takes effect"),
vbox,
composition,
m_time,
true);
m_asGivenButton = 0;
m_startOfBarButton = 0;
} else {
m_timeEditor = 0;
groupBox = new TQButtonGroup(1, Qt::Horizontal, i18n("Scope"), vbox);
int barNo = composition->getBarNumber(m_time);
bool atStartOfBar = (m_time == composition->getBarStart(barNo));
if (!atStartOfBar) {
TQString scopeText;
if (barNo != 0 || !atStartOfBar) {
if (atStartOfBar) {
scopeText = TQString
(i18n("Insertion point is at start of measure %1."))
.arg(barNo + 1);
} else {
scopeText = TQString
(i18n("Insertion point is in the middle of measure %1."))
.arg(barNo + 1);
}
} else {
scopeText = TQString
(i18n("Insertion point is at start of composition."));
}
new TQLabel(scopeText, groupBox);
m_asGivenButton = new TQRadioButton
(i18n("Start measure %1 here").arg(barNo + 2), groupBox);
if (!atStartOfBar) {
m_startOfBarButton = new TQRadioButton
(i18n("Change time from start of measure %1")
.arg(barNo + 1), groupBox);
m_startOfBarButton->setChecked(true);
} else {
m_asGivenButton->setChecked(true);
}
} else {
new TQLabel(i18n("Time change will take effect at the start of measure %1.")
.arg(barNo + 1), groupBox);
}
}
groupBox = new TQGroupBox(1, Qt::Horizontal, i18n("Options"), vbox);
KConfig *config = kapp->config();
config->setGroup(GeneralOptionsConfigGroup);
m_hideSignatureButton = new TQCheckBox
(i18n("Hide the time signature"), groupBox);
m_hideSignatureButton->setChecked
(config->readBoolEntry("timesigdialogmakehidden", false));
m_hideBarsButton = new TQCheckBox
(i18n("Hide the affected bar lines"), groupBox);
m_hideBarsButton->setChecked
(config->readBoolEntry("timesigdialogmakehiddenbars", false));
m_commonTimeButton = new TQCheckBox
(i18n("Show as common time"), groupBox);
m_commonTimeButton->setChecked
(config->readBoolEntry("timesigdialogshowcommon", true));
m_normalizeRestsButton = new TQCheckBox
(i18n("Correct the durations of following measures"), groupBox);
m_normalizeRestsButton->setChecked
(config->readBoolEntry("timesigdialognormalize", true));
TQObject::connect(m_hideSignatureButton, TQT_SIGNAL(clicked()), this,
TQT_SLOT(slotUpdateCommonTimeButton()));
slotUpdateCommonTimeButton();
m_explanatoryLabel = explanatoryLabel;
setHelp("time-signature");
}
TimeSignature
TimeSignatureDialog::getTimeSignature() const
{
KConfig *config = kapp->config();
config->setGroup(GeneralOptionsConfigGroup);
config->writeEntry("timesigdialogmakehidden", m_hideSignatureButton->isChecked());
config->writeEntry("timesigdialogmakehiddenbars", m_hideBarsButton->isChecked());
config->writeEntry("timesigdialogshowcommon", m_commonTimeButton->isChecked());
config->writeEntry("timesigdialognormalize", m_normalizeRestsButton->isChecked());
TimeSignature ts(m_timeSignature.getNumerator(),
m_timeSignature.getDenominator(),
(m_commonTimeButton &&
m_commonTimeButton->isEnabled() &&
m_commonTimeButton->isChecked()),
(m_hideSignatureButton &&
m_hideSignatureButton->isEnabled() &&
m_hideSignatureButton->isChecked()),
(m_hideBarsButton &&
m_hideBarsButton->isEnabled() &&
m_hideBarsButton->isChecked()));
return ts;
}
void
TimeSignatureDialog::slotNumDown()
{
int n = m_timeSignature.getNumerator();
if (--n >= 1) {
m_timeSignature = TimeSignature(n, m_timeSignature.getDenominator());
m_numLabel->setText(TQString("%1").arg(n));
}
slotUpdateCommonTimeButton();
}
void
TimeSignatureDialog::slotNumUp()
{
int n = m_timeSignature.getNumerator();
if (++n <= 99) {
m_timeSignature = TimeSignature(n, m_timeSignature.getDenominator());
m_numLabel->setText(TQString("%1").arg(n));
}
slotUpdateCommonTimeButton();
}
void
TimeSignatureDialog::slotDenomDown()
{
int n = m_timeSignature.getDenominator();
if ((n /= 2) >= 1) {
m_timeSignature = TimeSignature(m_timeSignature.getNumerator(), n);
m_denomLabel->setText(TQString("%1").arg(n));
}
slotUpdateCommonTimeButton();
}
void
TimeSignatureDialog::slotDenomUp()
{
int n = m_timeSignature.getDenominator();
if ((n *= 2) <= 64) {
m_timeSignature = TimeSignature(m_timeSignature.getNumerator(), n);
m_denomLabel->setText(TQString("%1").arg(n));
}
slotUpdateCommonTimeButton();
}
void
TimeSignatureDialog::slotUpdateCommonTimeButton()
{
if (m_explanatoryLabel)
m_explanatoryLabel->hide();
if (!m_hideSignatureButton || !m_hideSignatureButton->isChecked()) {
if (m_timeSignature.getDenominator() == m_timeSignature.getNumerator()) {
if (m_timeSignature.getNumerator() == 4) {
m_commonTimeButton->setText(i18n("Display as common time"));
m_commonTimeButton->setEnabled(true);
return ;
} else if (m_timeSignature.getNumerator() == 2) {
m_commonTimeButton->setText(i18n("Display as cut common time"));
m_commonTimeButton->setEnabled(true);
return ;
}
}
}
m_commonTimeButton->setEnabled(false);
}
timeT
TimeSignatureDialog::getTime() const
{
if (m_timeEditor) {
return m_timeEditor->getTime();
} else if (m_asGivenButton && m_asGivenButton->isChecked()) {
return m_time;
} else if (m_startOfBarButton && m_startOfBarButton->isChecked()) {
int barNo = m_composition->getBarNumber(m_time);
return m_composition->getBarStart(barNo);
} else {
return m_time;
}
}
bool
TimeSignatureDialog::shouldNormalizeRests() const
{
return (m_normalizeRestsButton && m_normalizeRestsButton->isEnabled() &&
m_normalizeRestsButton->isChecked());
}
}
#include "TimeSignatureDialog.moc"
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