public void Activate(object eventData)
{
if (mStartState != null)
{
mActiveState = mStartState;
}
else if(mStates.Count > 0)
{
mActiveState = mStates[0];
}
if (mActiveState != null)
{
mActiveState.Activate(eventData);
}
}
public void Activity(float dt)
{
if(mActiveState == null)
{
return;
}
while (mEventQueue.Count > 0)
{
StateEvent stateEvent = mEventQueue.Dequeue();
// can we transition
if (mTransitionTable[mActiveState].ContainsKey(stateEvent.mEventID))
{
mActiveState.Deactivate();
mActiveState = mTransitionTable[mActiveState][stateEvent.mEventID];
// dequeue any remaining events, invalid
mEventQueue.Clear();
mActiveState.Activate(stateEvent.mEventData);
// activation may enque new events allowing double transition
// do not simply break
}
else
{
Debug.WriteLine("WTF, event not handled");
}
}
if (mActiveState != null)
{
mActiveState.Update(dt);
}
}
/// <summary>
///
/// </summary>
/// <param name="eventID"></param>
/// <param name="fromState"></param>
/// <param name="toState"></param>
public void AddTransition(int eventID, State fromState, State toState)
{
mTransitionTable[fromState].Add(eventID, toState);
}
/// <summary>
///
/// </summary>
/// <param name="state"></param>
public void AddState(State state)
{
mStates.Add(state);
mTransitionTable.Add(state, new Dictionary<int, State>());
}