/// <summary>
/// 状态切换，内部调用
/// </summary>
public void DoChangeState()
{
if (m_CurState != null)
{
if (m_CurState == m_LastState)
{
ExitLastState();
m_CurState.m_ReadyToEnter = true;
}
else
{
ExitLastState();
m_CurState.State_Enter();
}
return;
}
if (m_CurSubFsm != null)
{
ExitLastState(true);
if (m_CurSubFsm != m_LastSubFsm)
{
if (m_LastSubFsm != null && m_LastSubFsm.Running)
{
m_LastSubFsm.SubFsm_Exit();
}
m_LastSubFsm = null;
m_CurSubFsm.SubFsm_Enter();
}
else
{
m_CurSubFsm.DoChangeState();
}
}
}
/// <summary>
/// 检查是否有状态切换，内部调用
/// </summary>
/// <param name="stateID"></param>
/// <returns></returns>
public bool CheckChangeState(int stateID)
{
if (m_States != null)
{
foreach (State state in m_States)
{
if (state.ID == stateID)
{
m_LastState = m_CurState;
m_CurState = state;
return(true);
}
}
}
if (m_SubFsms != null)
{
foreach (SubFsm subFsm in m_SubFsms)
{
if (subFsm.CheckChangeState(stateID))
{
if (subFsm != m_CurSubFsm)
{
m_LastSubFsm = m_CurSubFsm;
m_CurSubFsm = subFsm;
}
return(true);
}
}
}
return(false);
}
public Fsm()
{
m_Running = false;
m_DoDraw = false;
m_DoDrawSelected = false;
m_CurState = null;
m_CurSubFsm = null;
m_States = null;
m_SubFsms = null;
}
/// <summary>
/// 可供外部调用，用来强制跳转
/// </summary>
/// <param name="stateID"></param>
public void ChangeState(int stateID)
{
if (m_States != null)
{
foreach (State state in m_States)
{
if (state.ID == stateID)
{
if (m_CurState == state)
{
ExitLastState();
m_CurState = state;
m_CurState.m_ReadyToEnter = true;
}
else
{
ExitLastState();
m_CurState = state;
m_CurState.State_Enter();
}
return;
}
}
}
if (m_SubFsms != null)
{
foreach (SubFsm subFsm in m_SubFsms)
{
if (subFsm.CheckChangeState(stateID))
{
ExitLastState(true);
if (subFsm != m_CurSubFsm)
{
if (m_CurSubFsm != null && m_CurSubFsm.Running)
{
m_CurSubFsm.SubFsm_Exit();
}
m_CurSubFsm = subFsm;
m_CurSubFsm.SubFsm_Enter();
}
else
{
m_CurSubFsm.DoChangeState();
}
return;
}
}
}
}
public SubFsm()
{
m_Running = false;
m_CurState = null;
m_CurSubFsm = null;
m_LastState = null;
m_LastSubFsm = null;
m_States = null;
m_SubFsms = null;
m_Transitions = null;
m_Actions = null;
m_SequnceAction = false;
m_SubFsmID = SubFsmIDGen++;
}
/// <summary>
/// 内部调用
/// </summary>
public void Fsm_Start()
{
if (m_States != null && m_States.Count > 0)
{
m_CurState = m_States[0];
m_CurState.State_Enter();
}
else if (m_SubFsms != null && m_SubFsms.Count > 0)
{
m_CurSubFsm = m_SubFsms[0];
m_CurSubFsm.SubFsm_Enter();
}
m_Running = true;
OnStart();
}
private void ExitLastState(bool onlyState = false)
{
if (m_LastState != null && m_LastState.Running)
{
m_LastState.State_Exit();
}
m_LastState = null;
if (!onlyState)
{
if (m_LastSubFsm != null && m_LastSubFsm.Running)
{
m_LastSubFsm.SubFsm_Exit();
}
m_LastSubFsm = null;
}
}
/// <summary>
/// 退出，内部调用
/// </summary>
public void SubFsm_Exit()
{
m_Running = false;
if (m_CurState != null && m_CurState.Running)
{
m_CurState.State_Exit();
}
m_CurState = null;
if (m_CurSubFsm != null && m_CurSubFsm.Running)
{
m_CurSubFsm.SubFsm_Exit();
}
m_CurSubFsm = null;
OnExit();
}
public SubFsm AddSubFsm(SubFsm subFsm)
{
if (subFsm == null)
{
return(subFsm);
}
subFsm.SetSubFsm(this);
if (m_SubFsms == null)
{
m_SubFsms = new List <SubFsm>()
{
subFsm
};
}
else if (m_SubFsms.Contains(subFsm) == false)
{
m_SubFsms.Add(subFsm);
}
return(subFsm);
}
/// <summary>
/// 设置SubFsm，内部调用
/// </summary>
/// <param name="subFsm"></param>
public void SetSubFsm(SubFsm subFsm)
{
m_SubFsm = subFsm;
}