setZoomLevel method Null safety

Future<void> setZoomLevel(
  1. double zoom

Set the zoom level for the selected camera.

The supplied zoom value should be between 1.0 and the maximum supported zoom level returned by the getMaxZoomLevel. Throws an CameraException when an illegal zoom level is suplied.


Future<void> setZoomLevel(double zoom) {
  try {
    return CameraPlatform.instance.setZoomLevel(_cameraId, zoom);
  } on PlatformException catch (e) {
    throw CameraException(e.code, e.message);