/// <summary>
/// 子状态是否可以影响主状态的切换
/// </summary>
/// <param name="state"></param>
/// <returns></returns>
private bool IsCauseMian(FSMState state)
{
foreach (FSMState item in listSubState)
{
if (FSMStateRuleConfig.MutexSubState(item).Contains(state))
{
return(false);
}
}
return(true);
}
public void Change(FSMState state)
{
if (state < FSMState.MainSub) // 为主状态 切换
{
//状态相同 不切换状态
if (currentState == state)
{
return;
}
// 子状态是否影响主状态的切换
if (IsCauseMian(state)) //true 不影响
{
List <FSMState> list = FSMStateRuleConfig.ChangeMain(currentState);
if (list.Contains(state))
{
// 如果可以切换这个状态 结束当前的状态
EndState(currentState);
StartState(state);
currentState = state;
}
else
{
Debug.LogError("state is not change ... ");
}
}
else //不可切换
{
Debug.LogError("state is Mutex ...");
}
}
else // 是子状态
{
if (listSubState.Contains(state)) //目前有这个子状态 要时间上的延续
{
ContinueState(state);
}
else
{
// 当前不存在这个子状态
// 是否影响当前的主状态
if (IsCauseCurrent(state, currentState)) // 影响
{
EndState(currentState);
StartState(FSMState.Idle);
currentState = FSMState.Idle;
}
AddSubState(state);
StartState(state);
}
}
}
/// <summary>
/// 是否影响当前的主状态
/// </summary>
/// <param name="state"></param>
/// <returns> true 为 影响</returns>
private bool IsCauseCurrent(FSMState substate, FSMState current)
{
return(FSMStateRuleConfig.MutexSubState(substate).Contains(current));
}
