ControlList GetExportableChildren(Gwen::Controls::Base* pRoot)
{
ControlList list;
for (int i = 0; i < pRoot->NumChildren(); i++)
{
Gwen::Controls::Base* pBaseChild = pRoot->GetChild(i);
if (!pBaseChild)
continue;
//
// If we have a child is isn't exportable - maybe it has a
// child that is
// We will count it as one of our children.
//
if (!pBaseChild->UserData.Exists("ControlFactory"))
{
list.Add(GetExportableChildren(pBaseChild));
continue;
}
list.Add(pBaseChild);
}
return list;
}
// Add controller CON at INDEX, shifting further controllers one
// position forwards.
// Used only by RemoveControlParameterCommand.
void
MidiDevice::addControlParameter(const ControlParameter &con, int index,
bool propagateToInstruments)
{
ControlList controls;
// if we're out of range just add the control
if (index >= (int)m_controlList.size())
{
addControlParameter(con, propagateToInstruments);
return;
}
// Rebuild the ControlList entry by entry, placing CON at INDEX.
// For entry INDEX we do two push_back's, for other entries we do
// one.
for (int i = 0; i < (int)m_controlList.size(); ++i)
{
if (index == i) {
controls.push_back(con);
// !!! This seems to do more than we need, since we
// discard the original m_controlList.
addControlParameter(con, propagateToInstruments);
}
controls.push_back(m_controlList[i]);
}
// Assign the ControlList we just made.
m_controlList = controls;
}
void Hierarchy::OnNodeSelected( Event::Info info )
{
if ( !info.ControlCaller->UserData.Exists( "TargetControl" ) ) return;
Controls::Base* ctrl = info.ControlCaller->UserData.Get<Controls::Base*>( "TargetControl" );
ControlList list;
list.Add( ctrl );
m_pCanvas->SelectControls( list );
}
ControlList
MidiDevice::getIPBControlParameters() const
{
ControlList retList;
Rosegarden::MidiByte MIDI_CONTROLLER_VOLUME = 0x07;
for (ControlList::const_iterator it = m_controlList.begin();
it != m_controlList.end(); ++it)
{
if (it->getIPBPosition() != -1 &&
it->getControllerValue() != MIDI_CONTROLLER_VOLUME)
retList.push_back(*it);
}
return retList;
}
void
MidiDevice::replaceControlParameters(const ControlList &con)
{
// Clear down instrument controllers in preparation for replace.
InstrumentList insList = getAllInstruments();
InstrumentList::iterator iIt = insList.begin();
for(; iIt != insList.end(); ++iIt) {
(*iIt)->clearStaticControllers();
}
// Clear the Device control list
m_controlList.clear();
// Now add the controllers to the device,
ControlList::const_iterator cIt = con.begin();
for(; cIt != con.end(); ++cIt) {
addControlParameter(*cIt, true);
}
}
void
MidiMixerWindow::setupTabs()
{
DeviceListConstIterator it;
MidiDevice *dev = 0;
InstrumentList instruments;
InstrumentList::const_iterator iIt;
int faderCount = 0, deviceCount = 1;
if (m_tabFrame)
delete m_tabFrame;
// Setup m_tabFrame
//
QWidget *blackWidget = new QWidget(this);
setCentralWidget(blackWidget);
QVBoxLayout *centralLayout = new QVBoxLayout;
blackWidget->setLayout(centralLayout);
m_tabWidget = new QTabWidget;
centralLayout->addWidget(m_tabWidget);
connect(m_tabWidget, SIGNAL(currentChanged(QWidget *)),
this, SLOT(slotCurrentTabChanged(QWidget *)));
m_tabWidget->setTabPosition(QTabWidget::South);
setWindowTitle(tr("MIDI Mixer"));
setWindowIcon(IconLoader().loadPixmap("window-midimixer"));
for (it = m_studio->begin(); it != m_studio->end(); ++it) {
dev = dynamic_cast<MidiDevice*>(*it);
if (dev) {
// Get the control parameters that are on the IPB (and hence can
// be shown here too).
//
ControlList controls = getIPBForMidiMixer(dev);
instruments = dev->getPresentationInstruments();
// Don't add a frame for empty devices
//
if (!instruments.size())
continue;
m_tabFrame = new QFrame(m_tabWidget);
m_tabFrame->setContentsMargins(10, 10, 10, 10);
// m_tabFrame->setContentsMargins(5, 5, 5, 5); ???
QGridLayout *mainLayout = new QGridLayout(m_tabFrame);
// MIDI Mixer label
QLabel *label = new QLabel("", m_tabFrame);
mainLayout->addWidget(label, 0, 0, 0, 16, Qt::AlignCenter);
// control labels
for (size_t i = 0; i < controls.size(); ++i) {
label = new QLabel(QObject::tr(controls[i].getName().c_str()), m_tabFrame);
mainLayout->addWidget(label, i + 1, 0, Qt::AlignCenter);
}
// meter label
// (obsolete abandoned code deleted here)
// volume label
label = new QLabel(tr("Volume"), m_tabFrame);
mainLayout->addWidget(label, controls.size() + 2, 0,
Qt::AlignCenter);
// instrument label
label = new QLabel(tr("Instrument"), m_tabFrame);
label->setFixedWidth(80); //!!! this should come from metrics
mainLayout->addWidget(label, controls.size() + 3, 0,
Qt::AlignLeft);
int posCount = 1;
int firstInstrument = -1;
for (iIt = instruments.begin(); iIt != instruments.end(); ++iIt) {
// Add new fader struct
//
m_faders.push_back(new FaderStruct());
// Store the first ID
//
if (firstInstrument == -1)
firstInstrument = (*iIt)->getId();
// Add the controls
//
for (size_t i = 0; i < controls.size(); ++i) {
QColor knobColour = QColor(Qt::white);
if (controls[i].getColourIndex() > 0) {
Colour c =
m_document->getComposition().getGeneralColourMap().
getColourByIndex(controls[i].getColourIndex());
knobColour = QColor(c.getRed(),
c.getGreen(), c.getBlue());
}
Rotary *controller =
new Rotary(m_tabFrame,
controls[i].getMin(),
controls[i].getMax(),
1.0,
5.0,
controls[i].getDefault(),
20,
Rotary::NoTicks,
false,
controls[i].getDefault() == 64); //!!! hacky
controller->setKnobColour(knobColour);
connect(controller, SIGNAL(valueChanged(float)),
this, SLOT(slotControllerChanged(float)));
mainLayout->addWidget(controller, i + 1, posCount,
Qt::AlignCenter);
// Store the rotary
//
m_faders[faderCount]->m_controllerRotaries.push_back(
std::pair<MidiByte, Rotary*>
(controls[i].getControllerValue(), controller));
}
// VU meter
//
MidiMixerVUMeter *meter =
new MidiMixerVUMeter(m_tabFrame,
VUMeter::FixedHeightVisiblePeakHold, 6, 30);
mainLayout->addWidget(meter, controls.size() + 1,
posCount, Qt::AlignCenter);
m_faders[faderCount]->m_vuMeter = meter;
// Volume fader
//
Fader *fader =
new Fader(0, 127, 100, 20, 80, m_tabFrame);
mainLayout->addWidget(fader, controls.size() + 2,
posCount, Qt::AlignCenter);
m_faders[faderCount]->m_volumeFader = fader;
// Label
//
QLabel *idLabel = new QLabel(QString("%1").
arg((*iIt)->getId() - firstInstrument + 1),
m_tabFrame);
idLabel->setObjectName("idLabel");
mainLayout->addWidget(idLabel, controls.size() + 3,
posCount, Qt::AlignCenter);
// store id in struct
m_faders[faderCount]->m_id = (*iIt)->getId();
// Connect them up
//
connect(fader, SIGNAL(faderChanged(float)),
this, SLOT(slotFaderLevelChanged(float)));
// Update all the faders and controllers
//
slotUpdateInstrument((*iIt)->getId());
// Increment counters
//
posCount++;
faderCount++;
}
QString name = QString("%1 (%2)")
.arg(QObject::tr(dev->getName().c_str()))
.arg(deviceCount++);
addTab(m_tabFrame, name);
}
}
}
void
MidiMixerWindow::sendControllerRefresh()
{
//!!! need to know if we have a current external controller device,
// as this is expensive
int tabIndex = m_tabWidget->currentIndex();
RG_DEBUG << "MidiMixerWindow::slotCurrentTabChanged: current is " << tabIndex << endl;
if (tabIndex < 0)
return ;
int i = 0;
for (DeviceList::const_iterator dit = m_studio->begin();
dit != m_studio->end(); ++dit) {
MidiDevice *dev = dynamic_cast<MidiDevice*>(*dit);
RG_DEBUG << "device is " << (*dit)->getId() << ", dev " << dev << endl;
if (!dev)
continue;
if (i != tabIndex) {
++i;
continue;
}
InstrumentList instruments = dev->getPresentationInstruments();
ControlList controls = getIPBForMidiMixer(dev);
RG_DEBUG << "device has " << instruments.size() << " presentation instruments, " << dev->getAllInstruments().size() << " instruments " << endl;
for (InstrumentList::const_iterator iIt =
instruments.begin(); iIt != instruments.end(); ++iIt) {
Instrument *instrument = *iIt;
if (!instrument->hasFixedChannel()) { continue; }
int channel = instrument->getNaturalChannel();
RG_DEBUG << "instrument is " << instrument->getId() << endl;
for (ControlList::const_iterator cIt =
controls.begin(); cIt != controls.end(); ++cIt) {
int controller = (*cIt).getControllerValue();
int value;
try {
value = instrument->getControllerValue(controller);
} catch (std::string s) {
std::cerr << "Exception in MidiMixerWindow::currentChanged: " << s << " (controller " << controller << ", instrument " << instrument->getId() << ")" << std::endl;
value = 0;
}
MappedEvent mE(instrument->getId(),
MappedEvent::MidiController,
controller, value);
mE.setRecordedChannel(channel);
mE.setRecordedDevice(Device::CONTROL_DEVICE);
StudioControl::sendMappedEvent(mE);
}
MappedEvent mE(instrument->getId(),
MappedEvent::MidiController,
MIDI_CONTROLLER_VOLUME,
instrument->getVolume());
mE.setRecordedChannel(channel);
mE.setRecordedDevice(Device::CONTROL_DEVICE);
RG_DEBUG << "sending controller mapped event for channel " << channel << ", volume " << instrument->getVolume() << endl;
StudioControl::sendMappedEvent(mE);
}
break;
}
}
void
MidiMixerWindow::slotControllerDeviceEventReceived(MappedEvent *e,
const void *preferredCustomer)
{
if (preferredCustomer != this)
return ;
RG_DEBUG << "MidiMixerWindow::slotControllerDeviceEventReceived: this one's for me" << endl;
raise();
// get channel number n from event
// get nth instrument on current tab
if (e->getType() != MappedEvent::MidiController)
return ;
unsigned int channel = e->getRecordedChannel();
MidiByte controller = e->getData1();
MidiByte value = e->getData2();
int tabIndex = m_tabWidget->currentIndex();
int i = 0;
for (DeviceList::const_iterator it = m_studio->begin();
it != m_studio->end(); ++it) {
MidiDevice *dev =
dynamic_cast<MidiDevice*>(*it);
if (!dev)
continue;
if (i != tabIndex) {
++i;
continue;
}
InstrumentList instruments = dev->getPresentationInstruments();
for (InstrumentList::const_iterator iIt =
instruments.begin(); iIt != instruments.end(); ++iIt) {
Instrument *instrument = *iIt;
if (instrument->getNaturalChannel() != channel)
continue;
ControlList cl = dev->getIPBControlParameters();
for (ControlList::const_iterator i = cl.begin();
i != cl.end(); ++i) {
if ((*i).getControllerValue() == controller) {
RG_DEBUG << "Setting controller " << controller << " for instrument " << instrument->getId() << " to " << value << endl;
instrument->setControllerValue(controller, value);
break;
}
}
slotUpdateInstrument(instrument->getId());
emit instrumentParametersChanged(instrument->getId());
}
break;
}
}
void
MidiMixerWindow::slotUpdateInstrument(InstrumentId id)
{
//RG_DEBUG << "MidiMixerWindow::slotUpdateInstrument - id = " << id << endl;
DeviceListConstIterator it;
MidiDevice *dev = 0;
InstrumentList instruments;
InstrumentList::const_iterator iIt;
int count = 0;
blockSignals(true);
for (it = m_studio->begin(); it != m_studio->end(); ++it) {
dev = dynamic_cast<MidiDevice*>(*it);
if (dev) {
instruments = dev->getPresentationInstruments();
ControlList controls = getIPBForMidiMixer(dev);
for (iIt = instruments.begin(); iIt != instruments.end(); ++iIt) {
// Match and set
//
if ((*iIt)->getId() == id) {
// Set Volume fader
//
m_faders[count]->m_volumeFader->blockSignals(true);
MidiByte volumeValue;
try {
volumeValue = (*iIt)->
getControllerValue(MIDI_CONTROLLER_VOLUME);
} catch (std::string s) {
// This should never get called.
volumeValue = (*iIt)->getVolume();
}
m_faders[count]->m_volumeFader->setFader(float(volumeValue));
m_faders[count]->m_volumeFader->blockSignals(false);
/*
StaticControllers &staticControls =
(*iIt)->getStaticControllers();
RG_DEBUG << "STATIC CONTROLS SIZE = "
<< staticControls.size() << endl;
*/
// Set all controllers for this Instrument
//
for (size_t i = 0; i < controls.size(); ++i) {
float value = 0.0;
m_faders[count]->m_controllerRotaries[i].second->blockSignals(true);
// The ControllerValues might not yet be set on
// the actual Instrument so don't always expect
// to find one. There might be a hole here for
// deleted Controllers to hang around on
// Instruments..
//
try {
value = float((*iIt)->getControllerValue
(controls[i].getControllerValue()));
} catch (std::string s) {
/*
RG_DEBUG <<
"MidiMixerWindow::slotUpdateInstrument - "
<< "can't match controller "
<< int(controls[i].
getControllerValue()) << " - \""
<< s << "\"" << endl;
*/
continue;
}
/*
RG_DEBUG << "MidiMixerWindow::slotUpdateInstrument"
<< " - MATCHED "
<< int(controls[i].getControllerValue())
<< endl;
*/
m_faders[count]->m_controllerRotaries[i].
second->setPosition(value);
m_faders[count]->m_controllerRotaries[i].second->blockSignals(false);
}
}
count++;
}
}
}
blockSignals(false);
}
void
MIDIInstrumentParameterPanel::setupControllers(MidiDevice *md)
{
RG_DEBUG << "setupControllers()";
if (!md)
return;
// To cut down on flicker, we avoid destroying and recreating
// widgets as far as possible here. If a label already exists,
// we just set its text; if a rotary exists, we only replace it
// if we actually need a different one.
Composition &comp = m_doc->getComposition();
ControlList list = md->getControlParameters();
// Sort by IPB position.
std::sort(list.begin(), list.end(),
ControlParameter::ControlPositionCmp());
int count = 0;
RotaryInfoVector::iterator rotaryIter = m_rotaries.begin();
// For each controller
for (ControlList::iterator it = list.begin();
it != list.end(); ++it) {
if (it->getIPBPosition() == -1)
continue;
// Get the knob colour (even if it's default, because otherwise it turns
// black instead of the default color from the map! it was here the
// whole time, this simple!)
//
const Colour c = comp.getGeneralColourMap().getColourByIndex(
it->getColourIndex());
const QColor knobColour = QColor(c.getRed(), c.getGreen(), c.getBlue());
Rotary *rotary = 0;
// If the Rotary widgets have already been created, update them.
if (rotaryIter != m_rotaries.end()) {
// Update the controller number that is associated with the
// existing rotary widget.
rotaryIter->controller = it->getControllerValue();
// Update the properties of the existing rotary widget.
rotary = rotaryIter->rotary;
rotary->setMinimum(it->getMin());
rotary->setMaximum(it->getMax());
// If the default is 64, then this is most likely a "centered"
// control which should show its distance from the 12 o'clock
// position around the outside.
rotary->setCentered((it->getDefault() == 64));
rotary->setKnobColour(knobColour);
// Update the controller name.
rotaryIter->label->setText(QObject::tr(it->getName().c_str()));
// Next Rotary widget
++rotaryIter;
} else { // Need to create the Rotary widget.
// Create a horizontal box for the Rotary/Label pair.
QWidget *hbox = new QWidget(m_rotaryFrame);
QHBoxLayout *hboxLayout = new QHBoxLayout;
hboxLayout->setSpacing(8);
hboxLayout->setMargin(0);
hbox->setLayout(hboxLayout);
// Add a Rotary
float pageStep = 5.0;
if (it->getMax() - it->getMin() < 10)
pageStep = 1.0;
else if (it->getMax() - it->getMin() < 20)
pageStep = 2.0;
rotary = new Rotary(hbox, // parent
it->getMin(), // minimum
it->getMax(), // maximum
1.0, // step
pageStep, // pageStep
it->getDefault(), // initialPosition
20, // size
Rotary::NoTicks, // ticks
false, // snapToTicks
(it->getDefault() == 64)); // centred, see setCentered() above
rotary->setKnobColour(knobColour);
hboxLayout->addWidget(rotary);
// Add a label
SqueezedLabel *label = new SqueezedLabel(QObject::tr(it->getName().c_str()), hbox);
label->setFont(font());
hboxLayout->addWidget(label);
RG_DEBUG << "setupControllers(): Adding new widget at " << (count / 2) << "," << (count % 2);
// Add the compound (Rotary and Label) widget to the grid.
m_rotaryGrid->addWidget(hbox, count / 2, (count % 2) * 2, Qt::AlignLeft);
hbox->show();
// Add to the Rotary info list
RotaryInfo ri;
ri.rotary = rotary;
ri.label = label;
ri.controller = it->getControllerValue();
m_rotaries.push_back(ri);
// Connect for changes to the Rotary by the user.
connect(rotary, SIGNAL(valueChanged(float)),
m_rotaryMapper, SLOT(map()));
rotaryIter = m_rotaries.end();
}
// Add signal mapping
//
m_rotaryMapper->setMapping(rotary,
int(it->getControllerValue()));
++count;
}
// If there are more rotary widgets than this instrument needs,
// delete them.
if (rotaryIter != m_rotaries.end()) {
for (RotaryInfoVector::iterator it = rotaryIter; it != m_rotaries.end(); ++it) {
// ??? Instead of deleting and recreating, we could hide the
// extras and bring them back when needed.
delete it->rotary;
delete it->label;
}
m_rotaries.resize(count);
}
}
