public bool?SetState(BasicState nextState, bool forced = false)
{
if (nextState == currentState)
{
return(null);
}
if (forced || nextState.CanEnter())
{
failedState = null;
previousState = currentState;
currentState = nextState;
if (previousState.OnExit != null)
{
previousState.OnExit();
}
if (OnChange != null)
{
OnChange(previousState.idx);
}
if (nextState.OnEnter != null)
{
nextState.OnEnter();
}
return(true);
}
failedState = nextState;
return(false);
}
public virtual void Initialize(System.Type eType)
{
enumType = eType;
System.Array eVals = System.Enum.GetValues(enumType);
int count = eVals.Length;
stateList = new List <BasicState>(count);
for (int i = 0; i < count; ++i)
{
object enumValue = eVals.GetValue(i);
stateList.Add(new BasicState(i, enumValue, System.Enum.GetName(enumType, enumValue)));
}
previousState = stateList[0];
currentState = stateList[0];
failedState = null;
isInitialized = true;
}
public void ClearPreviousState()
{
previousState = stateList[0];
}