GCSControlGadget::GCSControlGadget(QString classId, GCSControlGadgetWidget *widget, QWidget *parent, QObject *plugin) :
IUAVGadget(classId, parent),
m_widget(widget)
{
connect(getManualControlCommand(), SIGNAL(objectUpdated(UAVObject *)), this, SLOT(manualControlCommandUpdated(UAVObject *)));
connect(widget, SIGNAL(sticksChanged(double, double, double, double)), this, SLOT(sticksChangedLocally(double, double, double, double)));
connect(this, SIGNAL(sticksChangedRemotely(double, double, double, double)), widget, SLOT(updateSticks(double, double, double, double)));
manualControlCommandUpdated(getManualControlCommand());
control_sock = new QUdpSocket(this);
connect(control_sock, SIGNAL(readyRead()), this, SLOT(readUDPCommand()));
joystickTime.start();
GCSControlPlugin *pl = dynamic_cast<GCSControlPlugin *>(plugin);
connect(pl->sdlGamepad, SIGNAL(gamepads(quint8)), this, SLOT(gamepads(quint8)));
connect(pl->sdlGamepad, SIGNAL(buttonState(ButtonNumber, bool)), this, SLOT(buttonState(ButtonNumber, bool)));
connect(pl->sdlGamepad, SIGNAL(axesValues(QListInt16)), this, SLOT(axesValues(QListInt16)));
}
void NavigatorGamepad::pageVisibilityChanged()
{
// Inform the embedder whether it needs to provide gamepad data for us.
bool visible = page()->visibilityState() == PageVisibilityStateVisible;
if (visible && (m_hasEventListener || m_gamepads))
startUpdating();
else
stopUpdating();
if (!visible || !m_hasEventListener)
return;
// Tell the page what has changed. m_gamepads contains the state before we became hidden.
// We create a new snapshot and compare them.
GamepadList* oldGamepads = m_gamepads.release();
gamepads();
GamepadList* newGamepads = m_gamepads.get();
ASSERT(newGamepads);
for (unsigned i = 0; i < WebGamepads::itemsLengthCap; ++i) {
Gamepad* oldGamepad = oldGamepads ? oldGamepads->item(i) : 0;
Gamepad* newGamepad = newGamepads->item(i);
bool oldWasConnected = oldGamepad && oldGamepad->connected();
bool newIsConnected = newGamepad && newGamepad->connected();
bool connectedGamepadChanged = oldWasConnected && newIsConnected && oldGamepad->id() != newGamepad->id();
if (connectedGamepadChanged || (oldWasConnected && !newIsConnected)) {
oldGamepad->setConnected(false);
m_pendingEvents.append(oldGamepad);
}
if (connectedGamepadChanged || (!oldWasConnected && newIsConnected)) {
m_pendingEvents.append(newGamepad);
}
}
if (!m_pendingEvents.isEmpty())
m_dispatchOneEventRunner.runAsync();
}
