takePicture method

Implementation

Future<XFile?> takePicture() async {
  final controllerValue = state.value;
  if (controllerValue == null || !controllerValue.value.isInitialized) {
    return null;
  }

  try {
    final xFile = await controllerValue.takePicture();
    return xFile;
  } catch (e) {
    return null;
  }
}