bool ZeroConfDiscoverEventHandler::handle(osgGA::Event* event, osg::Object* object, osg::NodeVisitor* nv) {
if ((event->getName() == "/zeroconf/service-added") || (event->getName() == "/zeroconf/service-removed"))
{
std::string host(""), type("");
unsigned int port(0);
event->getUserValue("host", host);
event->getUserValue("port", port);
event->getUserValue("type", type);
host = IOSUtils::lookupHost(host);
if (type == httpServiceType())
{
std::ostringstream ss;
ss << "http://" << host << ":" << port << "/interface.p3d";
if (event->getName() == "/zeroconf/service-added") {
if (!P3DAppInterface::instance()->getRemoteFiles()->add(ss.str())) {
OSG_WARN << "ZeroConfDiscoverEventHandler :: could not add " << ss.str() << " to remote files" << std::endl;
}
}
else
{
if (!P3DAppInterface::instance()->getRemoteFiles()->remove(ss.str())) {
OSG_WARN << "ZeroConfDiscoverEventHandler :: could not remove " << ss.str() << " to remote files" << std::endl;
}
}
P3DAppInterface::instance()->refreshInterface();
return true;
}
else if (type == oscServiceType())
{
if (event->getName() == "/zeroconf/service-added")
{
P3DAppInterface::instance()->getOscController()->addAutoDiscoveredHostAndPort(host, port);
P3DAppInterface::instance()->getOscController()->checkConnection();
}
else {
P3DAppInterface::instance()->getOscController()->removeAutoDiscoveredHostAndPort(host, port);
P3DAppInterface::instance()->getOscController()->checkConnection();
}
P3DAppInterface::instance()->refreshInterface();
return true;
}
}
if (!event->asGUIEventAdapter()) {
forwardEvent(*event);
return true;
}
return osgGA::GUIEventHandler::handle(event, object, nv);
}
void ZeroConfDiscoverEventHandler::setup(P3DAppInterface* app)
{
// setup zeroconf
std::vector<std::string> service_types;
service_types.push_back(httpServiceType());
service_types.push_back(oscServiceType());
for(std::vector<std::string>::iterator i = service_types.begin(); i != service_types.end(); ++i)
{
osgGA::Device* device = osgDB::readFile<osgGA::Device>((*i)+".discover.zeroconf");
if (device)
{
app->getViewer()->addDevice(device);
}
else
OSG_WARN << "ZeroConfDiscoverEventHandler :: could not add zeroconf-device: " << (*i) << std::endl;
}
}
bool ZeroConfDiscoverEventHandler::handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa, osg::Object*, osg::NodeVisitor* nv)
{
IOSViewer* viewer = dynamic_cast<IOSViewer*>(&aa);
if (!viewer)
return false;
// forward all key + user-events to devices
if ((ea.getEventType() == osgGA::GUIEventAdapter::KEYDOWN) ||
(ea.getEventType() == osgGA::GUIEventAdapter::KEYUP) ||
(ea.getEventType() == osgGA::GUIEventAdapter::USER))
{
for(osgViewer::View::Devices::iterator i = viewer->getDevices().begin(); i != viewer->getDevices().end(); ++i)
{
if ((*i)->getCapabilities() & osgGA::Device::SEND_EVENTS)
(*i)->sendEvent(ea);
}
}
if (ea.getEventType() == osgGA::GUIEventAdapter::USER)
{
// std::cout << "user-event: " << ea.getName() << std::endl;
if (ea.getName() == "/zeroconf/service-added")
{
std::string host(""), type("");
unsigned int port(0);
ea.getUserValue("host", host);
ea.getUserValue("port", port);
ea.getUserValue("type", type);
if (type == httpServiceType())
{
viewer->readScene(host, port);
}
else if (type == oscServiceType() && (!_discoveredDevice.valid()))
{
removeAllSendingOSCDevices(viewer);
startEventForwarding(viewer, host, port);
}
}
else if (ea.getName() == "/zeroconf/service-removed")
{
std::string type("");
ea.getUserValue("type", type);
if (type == httpServiceType())
viewer->showMaintenanceScene();
else if(type == oscServiceType())
{
removeAllSendingOSCDevices(viewer);
_discoveredDevice = NULL;
}
}
}
if (ea.isMultiTouchEvent() && (ea.getTouchData()->getNumTouchPoints() == 1)) {
if (ea.getTouchData()->begin()->tapCount == 3) {
viewer->reloadDevices();
}
}
return false;
}