/// <summary>
/// Handle viseme notifications from the TTS service
/// </summary>
/// <param name="viseme">notification</param>
void VisemeNotifyHandler(texttospeech.VisemeNotify viseme)
{
// The notification handler executes outside context of the WPF dispatcher.
// Because we want to change a property that causes changes to the UI we need
// to set it in the WPF dispatcher.
_wpfServicePort.Invoke(() =>
{
_userInterface.Viseme = viseme.Body;
});
}
