void XInputMTInputDevice::handleXIEvent(const XEvent& xEvent)
{
m_SDLLockFunc();
XGenericEventCookie* pCookie = (XGenericEventCookie*)&xEvent.xcookie;
if (pCookie->type == GenericEvent && pCookie->extension == m_XIOpcode) {
XIDeviceEvent* pDevEvent = (XIDeviceEvent*)(pCookie->data);
IntPoint pos(pDevEvent->event_x, pDevEvent->event_y);
int xid = pDevEvent->detail;
switch (pCookie->evtype) {
case XI_TouchBegin:
{
// cerr << "TouchBegin " << xid << ", " << pos << endl;
m_LastID++;
TouchEventPtr pEvent = createEvent(m_LastID, Event::CURSOR_DOWN, pos);
addTouchStatus(xid, pEvent);
}
break;
case XI_TouchUpdate:
{
// cerr << "TouchUpdate " << xid << ", " << pos << endl;
TouchEventPtr pEvent = createEvent(0, Event::CURSOR_MOTION, pos);
TouchStatusPtr pTouchStatus = getTouchStatus(xid);
AVG_ASSERT(pTouchStatus);
pTouchStatus->pushEvent(pEvent);
}
break;
case XI_TouchEnd:
{
// cerr << "TouchEnd " << xid << ", " << pos << endl;
TouchStatusPtr pTouchStatus = getTouchStatus(xid);
AVG_ASSERT(pTouchStatus);
TouchEventPtr pEvent = createEvent(0, Event::CURSOR_UP, pos);
pTouchStatus->pushEvent(pEvent);
}
break;
default:
;
// cerr << "Unhandled XInput event, type: "
// << cookieTypeToName(pCookie->evtype) << endl;
}
} else {
// cerr << "Unhandled X11 Event: " << xEvent.type << endl;
}
XFreeEventData(s_pDisplay, pCookie);
m_SDLUnlockFunc();
}
void MPR121::serviceCallbacks() {
for (uint8_t channel = 0; channel < NUM_CHANNELS; channel++) {
bool touchStatus = getTouchStatus(channel);
if (touchStatus != m_prevTouchStatus[channel]) {
for (uint8_t type = 0; type < NUM_EVENTS; type++) {
const CallbackPtrType cb = touchStatus ? m_callbackMap[channel][TOUCHED] : m_callbackMap[channel][RELEASED];
if (cb != 0) {
cb();
}
}
m_prevTouchStatus[channel] = touchStatus;
}
}
}
void AppleTrackpadInputDevice::onData(int device, Finger* pFingers, int numFingers,
float timestamp, int frame)
{
boost::mutex::scoped_lock lock(getMutex());
for (int i = 0; i < numFingers; i++) {
Finger* pFinger = &pFingers[i];
TouchStatusPtr pTouchStatus = getTouchStatus(pFinger->identifier);
if (!pTouchStatus) {
m_LastID++;
TouchEventPtr pEvent = createEvent(m_LastID, pFinger, Event::CURSORDOWN);
addTouchStatus(pFinger->identifier, pEvent);
} else {
Event::Type eventType;
if (pFinger->state == 7) {
eventType = Event::CURSORUP;
removeTouchStatus(pFinger->identifier);
} else {
eventType = Event::CURSORMOTION;
}
TouchEventPtr pEvent = createEvent(0, pFinger, eventType);
pTouchStatus->pushEvent(pEvent);
}
}
}
