3. Using sensors
3.1 Subscription
In order to use the sensor and be kept informed of its measurements, you need to add a listener object to it. This is done using the registerListener function:
public boolean registerListener(SensorEventListener listener, Sensor
sensor, int rate)
where :
SensorEventListener listener is the listener object (observer) that will be notified of a change in the measured value by calling its onSensorChanged method;
Sensor sensor is the sensor you wish to subscribe to;
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Using sensors
Interaction with sensors
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