/// <summary>
/// 强制进入某个状态
/// </summary>
/// <param name="state"></param>
/// <param name="objs"></param>
public virtual void SetActionState(State state, params object[] objs)
{
if (CurrActionLayerState != null)
{
CurrActionLayerState.OnLeave();
}
CurrActionLayerState = state;
CurrActionLayerState.OnEnter(this, objs);
}
/// <summary>
/// 每帧的LateUpdate回调
/// </summary>
public virtual void LateUpdate()
{
if (null != CurrMotionLayerState)
{
CurrMotionLayerState.OnLateUpdate();
}
if (null != CurrActionLayerState)
{
CurrActionLayerState.OnLateUpdate();
}
}
/// <summary>
/// 跳转状态
/// </summary>
/// <param name="newState"></param>
/// <param name="objs"></param>
public void ChangeState(State newState, params object[] objs)
{
//判断状态合法性
if (!CheckNewStateAvaliable(newState))
{
return;
}
//缓存上一个状态
if (null != CurrActionLayerState)
{
if (!CurrActionLayerState.CanTransitionTo(newState.PlayerState))
{
return;
}
CurrActionLayerState.OnLeave();
PreviousActionLayerState = CurrActionLayerState;
}
CurrActionLayerState = newState;
CurrActionLayerState.OnEnter(this, objs);
}
/// <summary>
/// 检索状态合法性
/// </summary>
/// <param name="newState"></param>
/// <returns></returns>
private bool CheckNewStateAvaliable(State newState)
{
if (null == newState || EnumState.NoneState == newState.PlayerState || (null != CurrActionLayerState && CurrActionLayerState.PlayerState == newState.PlayerState && !CurrActionLayerState.AllowSameTransition()))
{
string warningMsg = "尝试切换到空状态,错误的使用 to state:" + newState == null ? "null" : newState.ToString();
//待后期需要关掉此层打印
Debug.LogWarning(warningMsg);
return(false);
}
return(true);
}
