public int RegisterSensorEvent(SensorCallbackFunction listeningFunc, object obj)
{
unsafe
{
if (sensorListenerList.Count == 0)
{
var sensorListeningDelegate = new SensorListeningDelegate(sensorListeningFunction);
if (obj != null)
{
sensorListenerContextHandle = GCHandle.Alloc(obj);
registeredSensorListenerFunctionId = ((!_isWin)
? LinuxInterop.tdRegisterSensorEvent(sensorListeningDelegate,
(void *)GCHandle.ToIntPtr(sensorListenerContextHandle))
: WinInterop.tdRegisterSensorEvent(sensorListeningDelegate,
(void *)GCHandle.ToIntPtr(sensorListenerContextHandle)));
}
else
{
registeredSensorListenerFunctionId = ((!_isWin)
? LinuxInterop.tdRegisterSensorEvent(sensorListeningDelegate, null)
: WinInterop.tdRegisterSensorEvent(sensorListeningDelegate, null));
}
if (!callbackFunctionReferenceList.ContainsKey(registeredSensorListenerFunctionId))
{
callbackFunctionReferenceList.Remove(registeredSensorListenerFunctionId);
}
callbackFunctionReferenceList.Add(registeredSensorListenerFunctionId, sensorListeningDelegate);
}
this.lastEventID++;
int lastEventID = this.lastEventID;
sensorListenerList.Add(lastEventID, listeningFunc);
return(lastEventID);
}
}
