public virtual void SetRestingState(Substate newState)
{
// 1. Lock transitions.
canTransition = false;
// 2. Cleanup all the active Substates
for (int i = pushdownStates.Count - 1; i >= 0; i--)
{
// Make sure exit state is called
if (!pushdownStates[i].Interruptable)
{
pushdownStates[i].OnStateExit(this);
}
pushdownStates.RemoveAt(i);
pushdownExpirationTimes.RemoveAt(i);
}
// 3. Set the resting state
restingState = newState;
// 4. Set the current finite state
if (finiteState != null)
{
finiteState.OnStateExit(this);
}
finiteState = restingState;
finiteState.OnStateEnter(this);
transitionTime = SetTimer(finiteState);
// 5. Unlock transitions
canTransition = true;
}
// Transition from the current finite state to a new one, calling OnStateEnter
protected void TransitionState(Substate newState)
{
// 1. Call exit function of current state
finiteState.OnStateExit(this);
// 2. Set the new current state.
finiteState = Instantiate(newState);
finiteState.OnStateEnter(this);
transitionTime = SetTimer(newState);
}
public virtual void AddSubstate(Substate newState)
{
// Add the new state if it's not in the list
if (!pushdownStates.Contains(newState))
{
pushdownStates.Add(newState);
pushdownExpirationTimes.Add(SetTimer(newState));
newState.OnStateEnter(this);
}
else
{
// Refresh the state if it's found in the list.
RefreshState(newState);
}
}