startAnnotation method

@override Future<String> startAnnotation()

Starts annotation.
Return ZoomVideoSDKError_Success if the function succeeds. Otherwise, this function returns an error.

Implementation

@override
Future<String> startAnnotation() async {
  return await methodChannel
      .invokeMethod<String>('startAnnotation')
      .then<String>((String? value) => value ?? "");
}