/** {@hide} */
public SystemSensorManager(Looper mainLooper) {
mMainLooper = mainLooper;
synchronized (sListeners) {
if (!sSensorModuleInitialized) {
sSensorModuleInitialized = true;
nativeClassInit();
// initialize the sensor list
sensors_module_init();
final ArrayList<Sensor> fullList = sFullSensorsList;
int i = 0;
do {
Sensor sensor = new Sensor();
i = sensors_module_get_next_sensor(sensor, i);
if (i >= 0) {
// Log.d(TAG, "found sensor: " + sensor.getName() +
// ", handle=" + sensor.getHandle());
fullList.add(sensor);
sHandleToSensor.append(sensor.getHandle(), sensor);
}
} while (i > 0);
sPool = new SensorEventPool(sFullSensorsList.size() * 2);
sSensorThread = new SensorThread();
}
}
}
private boolean disableSensorLocked(Sensor sensor) {
for (ListenerDelegate i : sListeners) {
if (i.hasSensor(sensor)) {
// not an error, it's just that this sensor is still in use
return true;
}
}
String name = sensor.getName();
int handle = sensor.getHandle();
return sensors_enable_sensor(sQueue, name, handle, SENSOR_DISABLE);
}
private boolean enableSensorLocked(Sensor sensor, int delay) {
boolean result = false;
for (ListenerDelegate i : sListeners) {
if (i.hasSensor(sensor)) {
String name = sensor.getName();
int handle = sensor.getHandle();
result = sensors_enable_sensor(sQueue, name, handle, delay);
break;
}
}
return result;
}
boolean hasSensor(Sensor sensor) {
return mSensors.get(sensor.getHandle());
}
int removeSensor(Sensor sensor) {
mSensors.delete(sensor.getHandle());
mSensorList.remove(sensor);
return mSensors.size();
}
void addSensor(Sensor sensor) {
mSensors.put(sensor.getHandle(), true);
mSensorList.add(sensor);
}
