public bool RemoveState(State state)
{
if (!ContainState(state))
{
Console.WriteLine("状态“" + state.GetName() + "”不存在！");
return(false);
}
if (currentState.GetId() == state.GetId())
{
Console.WriteLine("状态“" + state.GetName() + "”是当前状态，无法删除！");
return(false);
}
return(stateList.Remove(state));
}
public void SetCurrentState(State state)
{
if (!ContainState(state))
{
Console.WriteLine("状态“" + state.GetName() + "”不存在！");
return;
}
currentState = state;
}
public void AddState(State state)
{
if (ContainState(state))
{
Console.WriteLine("状态“" + state.GetName() + "”已存在！");
return;
}
stateList.Add(state);
}
public void CheckAndChangeState()
{
Transition transition = currentState.GetEnabledTransition();
if (transition != null)
{
Console.Write("由“" + currentState.GetName() + "”状态");
currentState = transition.GetEnd();
Console.WriteLine("到“" + currentState.GetName() + "”状态。");
if (currentState.GetId() == startState.GetId())
{
RestoreAllStates();
}
}
else
{
currentState.DoAction();
}
}
