public SirenToken BeginSignalSiren()
{
if (_currentToken != null)
{
return(_currentToken);
}
if (_activeSensors == null)
{
_activeSensors = new HashSet <AudibleSensor>();
}
_currentToken = new SirenToken(this);
(this as IUpdateable).Update();
GameLoopEntry.RegisterNextUpdate(this);
return(_currentToken);
}
public void EndSiren()
{
GameLoopEntry.UpdatePump.Remove(this);
var token = _currentToken;
_currentToken = null;
if (_activeSensors != null && _activeSensors.Count > 0)
{
using (var lst = TempCollection.GetList(_activeSensors))
{
_activeSensors.Clear();
for (int i = 0; i < lst.Count; i++)
{
lst[i].SignalExitSiren(this);
}
}
}
if (token != null && !token.IsComplete)
{
token.SignalComplete();
}
}