public FSM47 <StateEnum, EventEnum> Goto(StateEnum stateName)
{
if (_BuildState == null) // from In
{
throw new InvalidOperationException("Unknown build state. Use In() first.");
}
if (_BuildEvent == null) // from On
{
throw new InvalidOperationException("Unknown Event Name. Use On() first.");
}
var newState = _States[stateName];
_BuildAction = new FSMAction <StateEnum, EventEnum>(_BuildState, _BuildEvent, newState);
ActionKey key = new ActionKey()
{
SourceStateID = _BuildState.ID, SourceEventID = _BuildEvent.ID
};
_Actions.Add(key, _BuildAction);
_BuildEvent = null;
return(this);
}
public FSM47 <StateEnum, EventEnum> Go(StateEnum stateName)
{
if (_BuildState == null) // from In
{
throw new InvalidOperationException("Unknown build state. Use In() first.");
}
if (_BuildEvent != null) // from On
{
throw new InvalidOperationException("Already has an Event. Use Go() instead of On().");
}
var newState = _States[stateName];
_BuildAction = new FSMAction <StateEnum, EventEnum>(_BuildState, null, newState);
ActionKey key = new ActionKey()
{
SourceStateID = _BuildState.ID, SourceEventID = INSTANT_ACTION
};
_Actions.Add(key, _BuildAction);
_BuildEvent = null;
return(this);
}
internal bool AddOutgoing(TInput action, FSMState <TInput, TOutput> destinationState, TOutput output, double probability)
{
var act = new FSMAction <TInput, TOutput>(action, this);
act.AddTransitionRes(destinationState, output, probability);
bool result = false;
if (!Outgoing.ContainsKey(act.Name))
{
if (output != null)
{
FSM.AddOutput(output);
}
if (action != null)
{
FSM.AddInput(action);
}
Outgoing.Add(act.Name, act);
result = true;
}
else
{
result = Outgoing[act.Name].AddTransitionRes(destinationState, output, probability);
}
return(result);
}
void ShowContextMenu(FSMState state)
{
var menu = new GenericMenu();
menu.AddItem(new GUIContent("New Action"), false, () =>
{
Undo.RecordObject(target, "New Action");
var action = new FSMAction()
{
actionName = "New Action", guid = target.NextGUID()
};
target.actions.Insert(0, action);
OpenActionEditor(state.backgroundRect, state, action.guid);
});
menu.AddItem(new GUIContent("On Enter Action/None"), false, () => state.onEnterAction.guid = 0);
menu.AddItem(new GUIContent("On Stay Action/None"), false, () => state.onStayAction.guid = 0);
menu.AddItem(new GUIContent("On Exit Action/None"), false, () => state.onExitAction.guid = 0);
foreach (var a in target.actions)
{
menu.AddItem(new GUIContent($"On Enter Action/{a.actionName}"), false, SetActionRef(state.onEnterAction, a.guid));
menu.AddItem(new GUIContent($"On Stay Action/{a.actionName}"), false, SetActionRef(state.onStayAction, a.guid));
menu.AddItem(new GUIContent($"On Exit Action/{a.actionName}"), false, SetActionRef(state.onExitAction, a.guid));
}
menu.ShowAsContext();
}
public State(string name, FSMAction entryAction, FSMAction updateAction, FSMAction exitAction)
{
this.name = name;
this.entryAction = entryAction;
this.updateAction = updateAction;
this.exitAction = exitAction;
this.transitionList = new Dictionary<string,Transition>();
}
public FSMState(string name, FSMAction entryAction, FSMAction updateAction, FSMAction exitAction)
{
this.name = name;
this.entryAction = entryAction;
this.updateAction = updateAction;
this.exitAction = exitAction;
this.transitionList = new Dictionary <string, FSMTransition>();
}
public void AddAction(FSMAction action)
{
if (actions.ContainsKey(action.name))
{
UnityEngine.Debug.LogError("状态" + name + "已经包含名为：" + action.name + "的动作！");
}
else
{
actions.Add(action.name, action);
}
}
private void CheckForInstantAction()
{
FSMAction <StateEnum, EventEnum> instantAction = null;
foreach (var key in _Actions.Keys)
{
if (key.SourceStateID == _CurrentState.ID && key.SourceEventID == INSTANT_ACTION)
{
instantAction = _Actions[key];
break;
}
}
if (instantAction == null)
{
return;
}
ExitState();
EnterState(instantAction.FinalState);
}
public void Act(EventEnum eventType)
{
if (!_Events.ContainsKey(eventType))
{
throw new InvalidOperationException(string.Format("Event list is missing: {0}", eventType));
}
if (_isInAction)
{
throw new InvalidOperationException(string.Format("Cannot start a new Act '{0}' when already evaluating '{1}' -- QueueAct() it instead", eventType, _isInActionName));
}
var fsmEvent = _Events[eventType];
_isInAction = true;
_isInActionName = fsmEvent.Name;
FSMAction <StateEnum, EventEnum> transition = null;
foreach (var key in _Actions.Keys)
{
if (key.SourceStateID == _CurrentState.ID && key.SourceEventID == fsmEvent.ID)
{
transition = _Actions[key];
break;
}
}
if (transition == null)
{
FinishAct();
return; // Invalid Event for the Current State
}
ExitState();
EnterState(transition.FinalState);
FinishAct();
}
public Transition(State target, FSMAction action)
{
this.target = target;
this.action = action;
}
public static FSMContext createFSMInstance(State startState,FSMAction initAction)
{
return new FSMContext(startState,initAction);
}
public FSMContext(FSMState startState, FSMAction initAction)
{
this.currentState = startState;
this.initAction = initAction;
this.initAction.execute(this);
}
public static FSMContext createFSMInstance(FSMState startState, FSMAction initAction)
{
return(new FSMContext(startState, initAction));
}
public FsmStateMachine(XmlDocument xmlDoc)
{
this.states = new Dictionary <string, State>();
XmlNode root = xmlDoc.SelectSingleNode("StateMachine");
fsmName = root.Attributes["name"].Value;
XmlNodeList states = root.SelectNodes("State");
for (int i = 0, size = states.Count; i < size; i++)
{
XmlNode stateNode = states[i];
State state = new State(stateNode.Attributes["name"].Value);
state.isDefault = stateNode.Attributes["isDefault"].Value == "true";
XmlNodeList actions = stateNode.SelectSingleNode("Actions").SelectNodes("Action");
for (int j = 0; j < actions.Count; j++)
{
XmlNode actionNode = actions[j];
string className = actionNode.Attributes["name"].Value;
FSMAction action = (FSMAction)Reflection.GetExecutingAssembly().CreateInstance(className);
action.name = className;
XmlNodeList paramsNodes = actionNode.SelectSingleNode("params").SelectNodes("param");
for (int k = 0; k < paramsNodes.Count; k++)
{
XmlNode paramNode = paramsNodes[k];
string propertyName = paramNode.Attributes["key"].Value;
Type tp = action.GetType();
FieldInfo pInfo = tp.GetField(propertyName);
if (null == pInfo)
{
UnityEngine.Debug.LogError("获取条件名为： " + action.name + "的属性 " + paramNode.Attributes["key"].Value + "不存在");
return;
}
pInfo.SetValue(action, paramNode.Attributes["value"].Value);
}
state.AddAction(action);
}
XmlNodeList transitions = stateNode.SelectSingleNode("Transitions").SelectNodes("Transition");
for (int j = 0; j < transitions.Count; j++)
{
XmlNode transitionNode = transitions[j];
Transition trans = new Transition(transitionNode.Attributes["name"].Value, state.name, transitionNode.Attributes["toState"].Value);
XmlNodeList conditionsNodes = transitionNode.SelectSingleNode("Conditions").SelectNodes("Condition");
for (int k = 0; k < conditionsNodes.Count; k++)
{
XmlNode conditionNode = conditionsNodes[k];
string className = conditionNode.Attributes["name"].Value;
FSMCondition condition = (FSMCondition)Reflection.GetExecutingAssembly().CreateInstance(className);
condition.name = className;
XmlNodeList paramsNodes = conditionNode.SelectSingleNode("params").SelectNodes("param");
for (int m = 0; m < paramsNodes.Count; m++)
{
XmlNode paramNode = paramsNodes[m];
FieldInfo pInfo = condition.GetType().GetField(paramNode.Attributes["key"].Value);
if (null == pInfo)
{
UnityEngine.Debug.LogError("获取条件名为： " + condition.name + "的属性 " + paramNode.Attributes["key"].Value + "不存在");
return;
}
// UnityEngine.Debug.Log("获取条件名为： " + condition.name + "的属性 " + paramNode.Attributes["key"].Value + "不存在");
pInfo.SetValue(condition, paramNode.Attributes["value"].Value);
}
trans.AddCondition(condition);
}
state.AddTransition(trans);
}
AddState(state);
}
}
public FSMContext(State startState, FSMAction initAction,object o)
{
this.currentState = startState;
this.initAction = initAction;
this.initAction.execute(this, o);
}
public static FSMContext createFSMInstance(State currentState, FSMAction init, string name)
{
return new FSMContext(currentState, init, name);
}
public FSMTransition(FSMState targetState, FSMAction action)
{
this.target = targetState;
this.action = action;
}