private void PressKey(char chr)
{
char result = machine.PressKey(chr);
AppendOutputChar(result);
int keyIndex = EnigmaMachine.CharToIndex(chr);
if (keyPressRoutines[keyIndex] == null)
{
keyPressRoutines[keyIndex] = StartCoroutine(CoPressKey(keyIndex));
}
audioSource.PlayOneShot(clickSound);
}