//添加状态到系统
public void AddState(SoldierState s)
{
if (s == null || s.ID == SoldierStateID.NullStateID)
{
Debug.LogError("添加状态不能为空");
return;
}
//首次添加状态时，设置系统的初始数据，
//执行状态的DoBeforeEntering方法
if (states.Count == 0)
{
states.Add(s);
currentState = s;
currentState.DoBeforeEntering();
return;
}
if (states.Any(state => state.ID == s.ID))
{
Debug.LogError("已经存在 " + s);
return;
}
states.Add(s);
}
public void PerformTransition(SoldierTransition tran)
{
if (tran == SoldierTransition.NullTransition)
{
Debug.Log("要执行的转换条件为空");
}
SoldierStateType nextState = mCurrentState.GetTargetStateType(tran);
if (nextState == SoldierStateType.NullState)
{
Debug.Log("在 " + tran + " 条件下，没有对应的目标状态");
return;
}
foreach (SoldierState item in mStates)
{
if (item.StateType == nextState)
{
mCurrentState.DoBeforeLeaving();
mCurrentState = item;
mCurrentState.DoBeforeEntering();
}
}
}