public void ChangeState(E key)
{
IQState <T> state = Get(key);
if (state == null)
{
Debug.LogError("该状态不存在: " + key);
return;
}
if (currentState == state)
{
Debug.LogError("该状态已存在: " + key);
return;
}
//退出之前状态
if (currentState != null)
{
currentState.Exit();
}
//设置当前状态
currentState = state;
//进入当前状态
if (currentState != null)
{
currentState.Enter();
}
}
public void SetCurrentState(E key)
{
IQState <T> state = Get(key);
currentState = state;
currentState.Enter();
}
public void Add(E key, IQState <T> node)
{
if (!states.ContainsKey(key))
{
states.Add(key, node);
}
}
public IQStateMachine(T _root)
{
root = _root;
currentState = null;
globalStates = new List <IQState <T> >();
states = new Dictionary <E, IQState <T> >();
int num = 0;
foreach (E e in System.Enum.GetValues(typeof(E)))
{
string classname = typeof(T).ToString() + "+State" + e.ToString();
Type t = Type.GetType(classname);
if (t == null)
{
Debug.LogError("状态[" + e.ToString() + "]没有找到匹配的状态类[" + classname + "]!");
}
else
{
IQState <T> state = (IQState <T>)Activator.CreateInstance(t);
state.Root = root;
states.Add(e, state);
if (num == 0)
{
SetCurrentState(e);
}
num++;
}
}
}
//
public void RemoveGlobalState(IQState <T> state)
{
if (globalStates.Contains(state))
{
state.Exit();
globalStates.Remove(state);
}
}
public void SetGlobalState(E key)
{
IQState <T> state = Get(key);
if (!globalStates.Contains(state))
{
state.Enter();
globalStates.Add(state);
}
}