public void UpdateProfessor()
{
// Hide professor at the end of a sequence.
professorController.Show(false);
professorController.ShowBeer(false, 0);
professorController.ShowAngry(false);
professorController.ShowMoney(false);
// Set last professor sequence and state after errors were shown.
int sId = professorController.GetCurrentSequenceId();
if (sId < 0)
{
professorController.SetSequenceAndState(lastSequence, lastState);
}
}