void Player::handleEvent()
{
if ((MainWind::trackStatus->value(e->track(), true) == false) && e->isNoteEvent()) {
return;
}
if (e->type() == QMidiEvent::SysEx) {
// TODO: sysex
} else {
qint32 message = e->message();
MainWind::midiOut->sendMsg(message);
}
// Update the piano, pianoroll, and slider
if (e->type() == QMidiEvent::NoteOn) {
emit addTrackColor(e->note(), e->track());
emit tickChanged(e->tick());
} else if (e->type() == QMidiEvent::NoteOff) {
emit removeTrackColor(e->note(), e->track());
} else if (e->type() == QMidiEvent::ControlChange) {
emit clearTrackColors(e->track());
}
}
void MainWindow::initializeQMLComponent()
{
QDeclarativeContext *context = m_view->rootContext();
#if defined(Q_WS_MAEMO_5) || defined(QT_NO_OPENGL)
// Set UI to low performance mode for Maemo5 and Symbian^1. This mainly
// disables antialiasing on some performance costly elements.
context->setContextProperty("lowPerf", true);
#else
context->setContextProperty("lowPerf", false);
#endif
#ifdef Q_OS_SYMBIAN
context->setContextProperty("sampleFolder", "file:");
#else
context->setContextProperty("sampleFolder", QString("file:/") +
QDir::currentPath());
#endif
#ifdef Q_WS_MAEMO_6
// Hide the exit button in Harmattan
context->setContextProperty("exitButtonVisible", false);
#else
context->setContextProperty("exitButtonVisible", true);
#endif
m_view->setSource(QUrl("qrc:/qml/Main.qml"));
// Create Qt settings object to load / store app settings
m_settings = new QSettings("Nokia", "DJTurntable");
// Create Qt objects to handle Turntable and Drum machine
m_turntable = new Turntable(m_settings, this);
m_drumMachine = new DrumMachine(m_settings, this);
m_turntable->addAudioSource(m_drumMachine);
// Find out the interesting Qt objects of the QML elements
QObject *turntableQML = dynamic_cast<QObject*>(m_view->rootObject());
QObject *sampleSelectorQML =
m_view->rootObject()->findChild<QObject*>("sampleSelector");
QObject *drumMachineQML =
m_view->rootObject()->findChild<QObject*>("drumMachine");
// If there are errors in QML code and the elements does not exist,
// they won't be found Qt side either, check existance of the elements.
if (!turntableQML || !sampleSelectorQML || !drumMachineQML) {
QMessageBox::warning(NULL, "Warning",
"Failed to resolve QML elements in main.cpp");
return;
}
// Turntable connections
connect(turntableQML, SIGNAL(start()),
m_turntable, SLOT(start()));
connect(turntableQML, SIGNAL(stop()),
m_turntable, SLOT(stop()));
connect(turntableQML, SIGNAL(diskAimSpeed(QVariant)),
m_turntable, SLOT(setDiscAimSpeed(QVariant)));
connect(turntableQML, SIGNAL(diskSpeed(QVariant)),
m_turntable, SLOT(setDiscSpeed(QVariant)));
connect(turntableQML, SIGNAL(cutOff(QVariant)),
m_turntable, SLOT(setCutOff(QVariant)));
connect(turntableQML, SIGNAL(resonance(QVariant)),
m_turntable, SLOT(setResonance(QVariant)));
connect(turntableQML, SIGNAL(seekToPosition(QVariant)),
m_turntable, SLOT(seekToPosition(QVariant)));
connect(m_turntable, SIGNAL(audioPosition(QVariant)),
turntableQML, SLOT(audioPosition(QVariant)));
connect(m_turntable, SIGNAL(powerOff()),
turntableQML, SLOT(powerOff()));
// SampleSelector connections
connect(sampleSelectorQML, SIGNAL(sampleSelected(QVariant)),
m_turntable, SLOT(setSample(QVariant)));
connect(sampleSelectorQML, SIGNAL(defaultSample()),
m_turntable, SLOT(openDefaultSample()));
connect(m_turntable, SIGNAL(sampleOpened(QVariant)),
sampleSelectorQML, SLOT(setCurrentSample(QVariant)));
connect(m_turntable, SIGNAL(error(QVariant, QVariant)),
sampleSelectorQML, SLOT(showError(QVariant, QVariant)));
// DrumMachine connections
connect(drumMachineQML, SIGNAL(startBeat()),
m_drumMachine, SLOT(startBeat()));
connect(drumMachineQML, SIGNAL(stopBeat()),
m_drumMachine, SLOT(stopBeat()));
connect(drumMachineQML, SIGNAL(setBeat(QVariant)),
m_drumMachine, SLOT(setBeat(QVariant)));
connect(drumMachineQML,
SIGNAL(drumButtonToggled(QVariant, QVariant, QVariant)),
m_drumMachine,
SLOT(drumButtonToggled(QVariant, QVariant, QVariant)));
connect(drumMachineQML, SIGNAL(drumMachineSpeed(QVariant)),
m_drumMachine, SLOT(setBeatSpeed(QVariant)));
connect(m_drumMachine,
SIGNAL(drumButtonState(QVariant, QVariant, QVariant)),
drumMachineQML,
SLOT(setDrumButton(QVariant, QVariant, QVariant)));
connect(m_drumMachine, SIGNAL(tickChanged(QVariant)),
drumMachineQML, SLOT(highlightTick(QVariant)));
// Framework connections
connect((QObject*)m_view->engine(), SIGNAL(quit()), qApp, SLOT(quit()));
#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5) || defined(Q_WS_MAEMO_6)
#ifndef QT_NO_OPENGL
// Create Qt accelerometer objects
m_accelerometer = new QAccelerometer(this);
m_accelerometerFilter = new AccelerometerFilter;
// Does not take the ownership of the filter
m_accelerometer->addFilter(m_accelerometerFilter);
m_accelerometer->setDataRate(50);
// Create Qt objects for accessing profile information
m_deviceInfo = new QSystemDeviceInfo(this);
m_turntable->profile(m_deviceInfo->currentProfile());
connect(m_accelerometerFilter, SIGNAL(rotationChanged(QVariant)),
turntableQML, SLOT(inclination(QVariant)));
connect(m_deviceInfo,
SIGNAL(currentProfileChanged(QSystemDeviceInfo::Profile)),
m_turntable,
SLOT(profile(QSystemDeviceInfo::Profile)));
// Begin the measuring of the accelerometer sensor
m_accelerometer->start();
#endif
#endif
m_turntable->openLastSample();
m_drumMachine->setBeat(0);
}
PlotControlWidget::PlotControlWidget(QWidget *parent) :
ControlWidget(parent),
ui(new Ui::PlotControlWidget)
{
ui->setupUi(this);
ui->gridLayout->setSpacing(0);
ui->gridLayout->setMargin(0);
ui->verticalLayout->setSpacing(0);
ui->verticalLayout->setMargin(0);
ui->verticalLayout_3->setSpacing(0);
ui->verticalLayout_3->setMargin(0);
ui->verticalLayout_4->setSpacing(0);
ui->verticalLayout_4->setMargin(0);
ui->verticalLayout_5->setSpacing(0);
ui->verticalLayout_5->setMargin(0);
ui->verticalLayout_6->setSpacing(0);
ui->verticalLayout_6->setMargin(0);
ui->verticalLayout_8->setSpacing(0);
ui->verticalLayout_8->setMargin(0);
layout()->setSpacing(0);
layout()->setMargin(0);
mFastenToolButtonVector << ui->fastenToolButton_0;
mFastenToolButtonVector << ui->fastenToolButton_1;
mFastenToolButtonVector << ui->fastenToolButton_2;
mFastenToolButtonVector << ui->fastenToolButton_3;
mFastenToolButtonVector << ui->fastenToolButton_4;
mFastenToolButtonVector << ui->fastenToolButton_5;
mFastenToolButtonVector << ui->fastenToolButton_6;
mFastenToolButtonVector << ui->fastenToolButton_7;
mFastenToolButtonVector << ui->fastenToolButton_8;
mFastenToolButtonVector << ui->fastenToolButton_9;
mFastenToolButtonVector << ui->fastenToolButton_10;
mFastenToolButtonVector << ui->fastenToolButton_11;
mFastenToolButtonVector << ui->fastenToolButton_12;
for (int i = 0; i < mFastenToolButtonVector.size(); ++i) {
mFastenToolButtonVector[i]->setChecked(sTabVisibilityVector[i]);
connect(mFastenToolButtonVector[i], SIGNAL(toggled(bool)),
this, SLOT(treatFastenToolButtonPressed()));
}
mTabsVector << ui->tab_0;
mTabsVector << ui->tab_1;
mTabsVector << ui->tab_2;
mTabsVector << ui->tab_3;
mTabsVector << ui->tab_4;
mTabsVector << ui->tab_5;
mTabsVector << ui->tab_6;
mTabsVector << ui->tab_7;
mTabsVector << ui->tab_8;
mTabsVector << ui->tab_9;
mTabsVector << ui->tab_10;
mTabsVector << ui->tab_11;
mTabsVector << ui->tab_12;
for (auto tab : mTabsVector) {
tab->layout()->setSpacing(0);
tab->layout()->setMargin(0);
}
ui->xGridWidget->setHead("X grid");
ui->yGridWidget->setHead("Y grid");
ui->xSubGridWidget->setHead("X sub grid");
ui->ySubGridWidget->setHead("Y sub grid");
ui->scaleTypeComboBox->addItem("Linear", PlotLayoutModel::ScaleType::Linear);
ui->scaleTypeComboBox->addItem("Logarithmic", PlotLayoutModel::ScaleType::Logarithmic);
ui->timeFormatComboBox->addItem("Number", QCPAxis::ltNumber);
ui->timeFormatComboBox->addItem("DateTime", QCPAxis::ltDateTime);
ui->subTickEditingWidget->setSubTickCountVisibility(false);
connect(ui->xLowMarginLineEdit, SIGNAL(editingFinished()),
this, SLOT(treatXLowLimitRequest()));
connect(ui->xHighMarginLineEdit, SIGNAL(editingFinished()),
this, SLOT(treatXHighLimitRequest()));
connect(ui->xLabelLineEdit, SIGNAL(editingFinished()),
this, SLOT(treatXLabelChanging()));
connect(ui->titleEditingWidget, SIGNAL(titleChanged()),
this, SLOT(treatTitleChanging()));
connect(ui->titleEditingWidget, SIGNAL(titlePropertiesChanged()),
this, SLOT(treatTitlePropertiesChanging()));
connect(ui->scaleTypeComboBox, SIGNAL(valueActivated(boost::any)),
this, SLOT(treatScaleTypeChanging()));
connect(ui->timeFormatComboBox, SIGNAL(valueActivated(boost::any)),
this, SLOT(treatTimeAxisTypeChanging()));
connect(ui->xTickRotationDoubleSpinBox, SIGNAL(valueChanged(double)),
this, SLOT(treatXTickRotationChanging()));
connect(ui->eventLabelRotationDoubleSpinBox, SIGNAL(valueChanged(double)),
this, SLOT(treatCommandLabelRotationChanging()));
connect(ui->legendLayoutComboBox, SIGNAL(currentLegendLocationChanged(style::LegendLocation)),
this, SLOT(treatLegendLayoutChanging()));
connect(ui->legendFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatLegendFontSizeChanging()));
connect(ui->yLabelFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatUnitsFontSizeChanging()));
connect(ui->xLabelFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatXLabelFontSizeChanging()));
connect(ui->xAxisFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatXAxisFontSizeChanging()));
connect(ui->yAxisFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatYAxisFontSizeChanging()));
// connect(ui->titleFontSizeSpinBox, SIGNAL(valueChanged(int)),
// this, SLOT(treatTitleFontSizeChanging()));
connect(ui->eventFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatEventFontSizeChanging()));
connect(ui->arrowedTextFontSizeSpinBox, SIGNAL(valueChanged(int)),
this, SLOT(treatArrowedTextFontSizeChanging()));
connect(ui->legendFrameVisibilityCheckBox, SIGNAL(toggled ( bool )),
this, SLOT(treatLegendFrameVisibilityChanging()));
connect(ui->legendVisibilityCheckBox, SIGNAL(toggled ( bool )),
this, SLOT(treatLegendVisibilityChanging()));
connect(ui->unitsVisibilityCheckBox, SIGNAL(toggled ( bool )),
this, SLOT(treatUnitsVisibilityChanging()));
connect(ui->defaultPushButton, SIGNAL(clicked(bool)),
this, SLOT(initiliazeLayoutPreferencesFromDefault()));
connect(ui->xGridWidget, SIGNAL(gridChanged(style::Grid)),
this, SLOT(treatXGridChanging()));
connect(ui->yGridWidget, SIGNAL(gridChanged(style::Grid)),
this, SLOT(treatYGridChanging()));
connect(ui->xSubGridWidget, SIGNAL(gridChanged(style::Grid)),
this, SLOT(treatXSubGridChanging()));
connect(ui->ySubGridWidget, SIGNAL(gridChanged(style::Grid)),
this, SLOT(treatYSubGridChanging()));
connect(ui->axisRectEditingWidget, SIGNAL(axisRectPropertiesChanged()),
this, SLOT(treatAxisRectChanging()));
connect(ui->tickEditingWidget, SIGNAL(tickChanged()),
this, SLOT(treatTickChanging()));
connect(ui->subTickEditingWidget, SIGNAL(tickChanged()),
this, SLOT(treatSubTickChanging()));
connect(ui->colorSetEdititngWidget, SIGNAL(colorPrefChangedByUser()),
this, SLOT(treatColorPrefChanging()));
connect(ui->xAxisPrefWidget, SIGNAL(axisPrefChanged()),
this, SLOT(treatXAxisPrefChanging()));
connect(ui->yAxisPrefWidget, SIGNAL(axisPrefChanged()),
this, SLOT(treatYAxisPrefChanging()));
//NOTE: To avoid signal valueChanged emitting on each keyboard button pressing. ValueChanged signal will be emitted
//only after Return is pressed or if widget loses focus.
ui->xTickRotationDoubleSpinBox->setKeyboardTracking(false);
ui->eventLabelRotationDoubleSpinBox->setKeyboardTracking(false);
ui->legendFontSizeSpinBox->setKeyboardTracking(false);
ui->yLabelFontSizeSpinBox->setKeyboardTracking(false);
ui->xLabelFontSizeSpinBox->setKeyboardTracking(false);
ui->xAxisFontSizeSpinBox->setKeyboardTracking(false);
// ui->titleFontSizeSpinBox->setKeyboardTracking(false);
ui->eventFontSizeSpinBox->setKeyboardTracking(false);
ui->arrowedTextFontSizeSpinBox->setKeyboardTracking(false);
QDoubleValidator *doubleValidator = new QDoubleValidator(this);
ui->xLowMarginLineEdit->setValidator(doubleValidator);
ui->xHighMarginLineEdit->setValidator(doubleValidator);
}