brightnessChangedStream method

@override Stream<double> brightnessChangedStream()

Implementation

@override
Stream<double> brightnessChangedStream() {
  _onBrightnessChangedStream ??= brightnessChangedEventChannel
      .receiveBroadcastStream()
      .map((dynamic event) {
    return event as double;
  });
  return _onBrightnessChangedStream!;
}