static public void CastEvent(GameObject sender, string msg, EventContext context)
{
EventCaster ec = sender.GetComponent <EventCaster>();
if (ec)
{
if (context != null)
{
context = new EventContext();
}
context.sender = sender;
ec.CastEvent(msg, context);
}
}
public StateMachine ChangeSubState(string stateName, EventContext context)
{
if (currentSubState && currentSubState.name == stateName)
{
return(null);
}
if (GetActiveState() != null)
{
lastStateName = GetActiveState().name;
}
StateMachine newState;
if (subStates == null)
{
subStates = new Hashtable();
foreach (Transform child in transform)
{
StateMachine sm = child.GetComponent <StateMachine>();
if (sm)
{
sm.isRoot = false;
subStates[child.name] = sm;
child.gameObject.SetActive(false);
}
}
}
if (!subStates.Contains(stateName))
{
newState = CreateSubState(stateName, gameObject.transform);
subStates[stateName] = newState;
}
else
{
newState = subStates[stateName] as StateMachine;
}
StateMachine tail = currentSubState;
if (tail)
{
// Recursively exits nested states
// - Invoke EvStateExit event on tails and deactivate it
// - Cut currentSubStates off from the parents of tails
while (tail.currentSubState)
{
tail = tail.currentSubState;
}
while (tail && tail != this)
{
tail.SendMessage("EvStateExit", null, SendMessageOptions.DontRequireReceiver);
tail.gameObject.SetActive(false);
tail = tail.GetParentStateMachine();
if (tail)
{
tail.currentSubState = null;
}
}
}
currentSubState = newState;
if (currentSubState != null)
{
currentSubState.gameObject.SetActive(true);
currentSubState.gameObject.SendMessage("EvStateEnter", context, SendMessageOptions.DontRequireReceiver);
}
if (GetRootStateMachine().isStateChangeNotificationRequired)
{
EvStateDidChangeContext changedContext = new EvStateDidChangeContext();
changedContext.statePath = GetStatePath();
EventCaster.CastEvent(GetRootStateMachine().gameObject, "EvStateDidChange", changedContext);
}
return(currentSubState);
}
