dispose method

@override void dispose()

Implementation

@override
void dispose() {
  description.dispose();
  _locationCtrller.removeStatusListener(_statusListener);
  _locationCtrller.removeListener(_locationListener);
  _rippleCtrller.removeStatusListener(rippleStatusListener);
  _rippleCtrller.removeListener(rippleListener);
  _locationCtrller.dispose();
  _rippleCtrller.dispose();
  _bearingCtrller.dispose();
}