* rotation has started
*/
protected void notifyPotentiometerStarted() {
for (int i = 0; i < potentiometerListeners.size(); i++) {
((JagPotentiometerListener) potentiometerListeners.elementAt(i))
.rotationDidStart(new JagPotentiometerEvent(this,
JagPotentiometerEvent.STARTED, getState(DISTANCE),
(getState(DISTANCE) == Sensor.TRUE)));
}
}