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;
}
public virtual void RemoveSubstate(Substate oldState, bool interruptState = false)
{
// Given that the state exists in the list ...
if (pushdownStates.Contains(oldState))
{
// Find the index of the state and it's expiration time.
int stateIndex = pushdownStates.FindIndex(oldState.Equals);
// Debug.Log(oldState + " found at index " + stateIndex);
// Call it's Exit method, given the Substate is not interrupted.
if (interruptState && oldState.Interruptable)
{
Debug.Log(oldState.name + " was interrupted. ");
}
else
{
oldState.OnStateExit(this);
}
// Remove both the state and it's expiration time from respective collections.
pushdownExpirationTimes.RemoveAt(stateIndex);
pushdownStates.RemoveAt(stateIndex);
}
}