private async void DispatcherTimer_Tick(object sender, object e) { StopTimer(); try { var status = await inkRecognizer.RecognizeAsync(); if (status == HttpStatusCode.OK) { var root = inkRecognizer.GetRecognizerRoot(); if (root != null) { output.Text = OutputWriter.Print(root); } } } catch (Exception ex) { output.Text = OutputWriter.PrintError(ex.Message); } }