public void AddState(IBearState state)
{
if (state == null)
{
Debug.LogError("要添加的状态为空");
return;
}
if (mStates.Count == 0)
{
mStates.Add(state);
mCurrentState = state;
currentState.DoBeforeEntering();
return;
}
foreach (IBearState s in mStates)
{
if (s.stateID == state.stateID)
{
Debug.LogError("要添加的状态ID[" + s.stateID + "]已经添加");
return;
}
}
mStates.Add(state);
}
public void ChangeState(IBearState newState)
{
if (_currentState != null)
{
_currentState.Exit();
}
_currentState = newState;
_currentState.Enter(this);
}
public void PerformTransition(BearTransition trans)
{
if (trans == BearTransition.NullTransition)
{
Debug.LogError("要执行的转换条件为空：" + trans); return;
}
BearStateID nextStateID = mCurrentState.GetOutPutState(trans);
if (nextStateID == BearStateID.NullState)
{
Debug.LogError("在转换条件[" + trans + "]下，没有对应的转换状态"); return;
}
foreach (IBearState s in mStates)
{
if (s.stateID == nextStateID)
{
mCurrentState.DoBeforeLeaving();
mCurrentState = s;
mCurrentState.DoBeforeEntering();
return;
}
}
}
