void ChangeState(FiniteState newState)
{
if (currentState != null){
currentState.OnExit(target);
}
currentState = newState;
// TODO Assert(currentState != null);
currentState.OnEnter(target);
}
void SetDefaultToCurrent()
{
currentState = defaultState;
}
protected void AddState(FiniteState state)
{
// not allow same-name state
// Assert(!allStates.ContainsKey(state.Name));
allStates.Add(state.Name, state);
}
protected void RemoveState(FiniteState state)
{
allStates.Remove(state.Name);
}
bool TryGetNextStateByEventName(FiniteStateTransition transation, string eventName, out FiniteState state)
{
state = null;
if (currentState == null || !currentState.Name.Equals(transation.LastStateName)) return false;
if (!eventName.Equals(transation.EventName)) return false;
return (allStates.TryGetValue(transation.NextStateName, out state));
}