状态机工具1.0.1

Assets/03.FiniteStateMachine/RunTime/Use/FSMInitialize.cs

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+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+
+namespace Stary.Evo.FiniteStateMachine
+{
+    public static class FSMInitialize
+    {
+        /// <summary>
+        /// 状态机初始化
+        /// </summary>
+        /// <param name="targetScene">指定场景</param>
+        /// <returns></returns>
+        public static FSMManager Init(Scene targetScene)
+        {
+            GameObject targetObject = targetScene.GetRootGameObjects().FirstOrDefault(go => go.name == "FSMManger");
+            FSMManager fSMManager;
+
+            if (targetObject == null)
+            {
+                targetObject = new GameObject("FSMManger");
+                SceneManager.MoveGameObjectToScene(targetObject, targetScene);
+
+                fSMManager = new FSMManager();
+                fSMManager.FSMMangerObject = targetObject;
+
+                void OnSceneUnloaded(Scene scene)
+                {
+                    // 当场景卸载时释放缓存
+                    if (scene.name == targetScene.name)
+                    {
+                        GameObject.Destroy(targetObject);
+                        fSMManager = null;
+                    }
+                }
+                SceneManager.sceneUnloaded += OnSceneUnloaded;
+
+                return fSMManager;
+            }
+            else
+            {
+                Debug.LogError("场景: " + targetScene.name + "已经初始化过FSM状态机！！！");
+                return null;
+            }
+        }
+    }
+}

Assets/03.FiniteStateMachine/RunTime/Use/FSMInitialize.cs.meta

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Assets/03.FiniteStateMachine/RunTime/Use/FSMManager.cs

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+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+
+namespace Stary.Evo.FiniteStateMachine
+{
+    public class FSMManager
+    {
+        public GameObject FSMMangerObject;
+        private Dictionary<int, FSMController> controllers = new Dictionary<int, FSMController>();
+        private Dictionary<int, SingleState> states = new Dictionary<int, SingleState>();
+        private int nextControllerId = 0;
+        private int nextStateId = 0;
+
+        /// <summary>
+        /// 创建FSMController
+        /// </summary>
+        /// <returns>返回创建的FSMController的识别Int值</returns>
+        public int CreateFSMController()
+        {
+            if (FSMMangerObject == null)
+            {
+                Debug.LogError("FSM状态机还未初始化！！！");
+                return -1;
+            }
+            else
+            {
+                int id = nextControllerId++;
+                GameObject newController = new GameObject("FSMController" + id);
+                newController.transform.SetParent(FSMMangerObject.transform);
+                var controller = newController.AddComponent<FSMController>();
+                controllers[id] = controller;
+                return id;
+            }
+        }
+
+        /// <summary>
+        /// 销毁指定FSMController
+        /// </summary>
+        /// <param name="controllerId"></param>
+        public void DestroyFSMController(int controllerId)
+        {
+            if (controllers.TryGetValue(controllerId, out var controller))
+            {
+                GameObject.Destroy(controller.gameObject);
+                controllers.Remove(controllerId);
+            }
+            else
+            {
+                Debug.LogError("该Id的FSMController不存在或已被销毁！！！");
+            }
+        }
+
+        /// <summary>
+        /// 退出指定Controller中的所有状态
+        /// </summary>
+        /// <param name="controllerId"></param>
+        public void ExitAllStateInController(int controllerId)
+        {
+            if (controllers.TryGetValue(controllerId, out var controller))
+            {
+                controller.ExitAll();
+            }
+            else
+            {
+                Debug.LogError("该Id的FSMController不存在或已被销毁！！！");
+            }
+        }
+
+        /// <summary>
+        /// 创建状态
+        /// </summary>
+        /// <param name="controllerId">状态挂载的ControllerId</param>
+        /// <param name="stateDateAction">状态行为数据</param>
+        /// <returns></returns>
+        public int CreateState(int controllerId, StateDateAction stateDateAction)
+        {
+            if (controllers.TryGetValue(controllerId, out var controller))
+            {
+                // 创建state并将其添加到指定controller生命周期中
+                SingleState state = new SingleState();
+                state.stateDate = stateDateAction;
+                controller.AddState(state);
+                int id = nextStateId++;
+                states[id] = state;
+                return id;
+
+            }
+            else
+            {
+                Debug.LogError("该Id的FSMController不存在或已被销毁，状态初始化失败！！！");
+                return -1;
+            }
+        }
+
+        /// <summary>
+        /// 进入指定状态
+        /// </summary>
+        /// <param name="stateId"></param>
+        public void EnterState(int stateId)
+        {
+            if (states.TryGetValue(stateId, out var state))
+            {
+                state.Machine.Enter(state.GetType());
+            }
+            else
+            {
+                Debug.LogError("该Id的状态不存在！！！");
+            }
+        }
+
+        /// <summary>
+        /// 离开指定状态
+        /// </summary>
+        /// <param name="stateId"></param>
+        public void ExitState(int stateId)
+        {
+            if (states.TryGetValue(stateId, out var state))
+            {
+                state.Machine.Exit(state.GetType());
+            }
+            else
+            {
+                Debug.LogError("该Id的状态不存在！！！");
+            }
+        }
+
+        /// <summary>
+        /// 销毁指定状态
+        /// </summary>
+        /// <param name="stateId"></param>
+        public void DestroyState(int stateId)
+        {
+            if (states.TryGetValue(stateId, out var state))
+            {
+                states.Remove(stateId);
+            }
+        }
+
+        // 将状态添加到FSMController
+        public void AddStateToController(int controllerId, int stateId)
+        {
+            if (controllers.TryGetValue(controllerId, out var controller) && states.TryGetValue(stateId, out var state))
+            {
+                controller.AddState(state);
+            }
+        }
+    }
+}

Assets/03.FiniteStateMachine/RunTime/Use/FSMManager.cs.meta

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