void
ControlCanvas::update()
{
//int bin = 999999;
for( ControlList::iterator i = _controls.begin(); i != _controls.end(); ++i )
{
Control* control = i->get();
if ( control->isDirty() || _contextDirty )
{
osg::Vec2f size;
control->calcSize( _context, size );
osg::Vec2f surfaceSize( _context._vp->width(), _context._vp->height() );
control->calcPos( _context, osg::Vec2f(0,0), surfaceSize );
osg::Geode* geode = _geodeTable[control];
geode->removeDrawables( 0, geode->getNumDrawables() );
DrawableList drawables;
control->draw( _context, drawables );
for( DrawableList::iterator j = drawables.begin(); j != drawables.end(); ++j )
{
j->get()->setDataVariance( osg::Object::DYNAMIC );
// j->get()->getOrCreateStateSet()->setRenderBinDetails( bin++, "RenderBin" );
geode->addDrawable( j->get() );
}
}
}
_contextDirty = false;
}
ControlParameter *
MidiDevice::getControlParameter(const std::string &type, Rosegarden::MidiByte controllerValue)
{
ControlList::iterator it = m_controlList.begin();
for (; it != m_controlList.end(); ++it)
{
if (it->getType() == type)
{
// Return matched on type for most events
//
if (type != Rosegarden::Controller::EventType)
return &*it;
// Also match controller value for Controller events
//
if (it->getControllerValue() == controllerValue)
return &*it;
}
}
return 0;
}
std::string
MidiDevice::toXmlString()
{
std::stringstream midiDevice;
midiDevice << " <device id=\"" << m_id
<< "\" name=\"" << m_name
<< "\" direction=\"" << (m_direction == Play ?
"play" : "record")
<< "\" variation=\"" << (m_variationType == VariationFromLSB ?
"LSB" :
m_variationType == VariationFromMSB ?
"MSB" : "")
<< "\" connection=\"" << encode(m_connection)
<< "\" type=\"midi\">" << std::endl << std::endl;
midiDevice << " <librarian name=\"" << encode(m_librarian.first)
<< "\" email=\"" << encode(m_librarian.second)
<< "\"/>" << std::endl;
if (m_metronome)
{
// Write out the metronome - watch the MidiBytes
// when using the stringstream
//
midiDevice << " <metronome "
<< "instrument=\"" << m_metronome->getInstrument() << "\" "
<< "barpitch=\"" << (int)m_metronome->getBarPitch() << "\" "
<< "beatpitch=\"" << (int)m_metronome->getBeatPitch() << "\" "
<< "subbeatpitch=\"" << (int)m_metronome->getSubBeatPitch() << "\" "
<< "depth=\"" << (int)m_metronome->getDepth() << "\" "
<< "barvelocity=\"" << (int)m_metronome->getBarVelocity() << "\" "
<< "beatvelocity=\"" << (int)m_metronome->getBeatVelocity() << "\" "
<< "subbeatvelocity=\"" << (int)m_metronome->getSubBeatVelocity()
<< "\"/>"
<< std::endl << std::endl;
}
// and now bank information
//
BankList::iterator it;
InstrumentList::iterator iit;
ProgramList::iterator pt;
for (it = m_bankList.begin(); it != m_bankList.end(); ++it)
{
midiDevice << " <bank "
<< "name=\"" << encode(it->getName()) << "\" "
<< "percussion=\"" << (it->isPercussion() ? "true" : "false") << "\" "
<< "msb=\"" << (int)it->getMSB() << "\" "
<< "lsb=\"" << (int)it->getLSB() << "\">"
<< std::endl;
// Not terribly efficient
//
for (pt = m_programList.begin(); pt != m_programList.end(); ++pt)
{
if (pt->getBank() == *it)
{
midiDevice << " <program "
<< "id=\"" << (int)pt->getProgram() << "\" "
<< "name=\"" << encode(pt->getName()) << "\" ";
if (!pt->getKeyMapping().empty()) {
midiDevice << "keymapping=\""
<< encode(pt->getKeyMapping()) << "\" ";
}
midiDevice << "/>" << std::endl;
}
}
midiDevice << " </bank>" << std::endl << std::endl;
}
// Now controllers (before Instruments, which can depend on
// Controller colours)
//
midiDevice << " <controls>" << std::endl;
ControlList::iterator cIt;
for (cIt = m_controlList.begin(); cIt != m_controlList.end() ; ++cIt)
midiDevice << cIt->toXmlString();
midiDevice << " </controls>" << std::endl << std::endl;
// Add instruments
//
for (iit = m_instruments.begin(); iit != m_instruments.end(); ++iit)
midiDevice << (*iit)->toXmlString();
KeyMappingList::iterator kit;
for (kit = m_keyMappingList.begin(); kit != m_keyMappingList.end(); ++kit)
{
midiDevice << " <keymapping "
<< "name=\"" << encode(kit->getName()) << "\">\n";
for (MidiKeyMapping::KeyNameMap::const_iterator nmi =
kit->getMap().begin(); nmi != kit->getMap().end(); ++nmi) {
midiDevice << " <key number=\"" << (int)nmi->first
<< "\" name=\"" << encode(nmi->second) << "\"/>\n";
}
midiDevice << " </keymapping>\n";
}
midiDevice << " </device>" << std::endl;
return midiDevice.str();
}
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);
}
}