From a13f10139d33264fc9ebc5a15c75faf16fc7757e Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 7 Jul 2021 18:47:37 +0800
Subject: +Action Tool

---
 Assets/Scripts/Unit/Component/UnitState.cs | 115 +++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 Assets/Scripts/Unit/Component/UnitState.cs

(limited to 'Assets/Scripts/Unit/Component/UnitState.cs')

diff --git a/Assets/Scripts/Unit/Component/UnitState.cs b/Assets/Scripts/Unit/Component/UnitState.cs
new file mode 100644
index 00000000..d5b91cec
--- /dev/null
+++ b/Assets/Scripts/Unit/Component/UnitState.cs
@@ -0,0 +1,115 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+// 角色状态机
+[DisallowMultipleComponent]
+public class UnitState : UnitComponent
+{
+    public enum EUnitState
+    {
+        Idle = 1,
+        Move = 1 << 2,
+        Spawn = 1 << 3,
+        Die = 1 << 4,
+        Dead = 1 << 5,
+        Skill = 1 << 6,
+        // 
+        HitAir = 1 << 7,
+        HitAirHit = 1 << 8,
+        Knockdown = 1 << 9,
+        //
+        HitGuard = 1 << 10,
+        //
+        Walk = 1 << 11,
+    }
+
+    [SerializeField] private EUnitState m_State;
+    public EUnitState CurrentState { get { return m_State; } }
+
+    private delegate void ExitStateHandler(EUnitState nextState);
+    private delegate void EnterStateHandler(EUnitState prevState);
+
+    private Dictionary<EUnitState, ExitStateHandler> m_ExitStateHandlerDic = new Dictionary<EUnitState, ExitStateHandler>();
+    private Dictionary<EUnitState, EnterStateHandler> m_EnterStateHandlerDic = new Dictionary<EUnitState, EnterStateHandler>();
+
+    #region state param
+    public struct IdleParam {}
+
+    public struct MoveParam
+    {
+    }
+
+    public struct SkillParam
+    {
+
+    }
+    #endregion  
+
+    void InitState()
+    {
+        m_EnterStateHandlerDic.Add(EUnitState.Idle, OnIdleEnter);
+        m_EnterStateHandlerDic.Add(EUnitState.Move, OnMoveEnter);
+
+        m_ExitStateHandlerDic.Add(EUnitState.Idle, OnIdleExit);
+        m_ExitStateHandlerDic.Add(EUnitState.Move, OnMoveExit);
+    }
+
+    public void ChangeState<T>(EUnitState nextState, T param, bool bForce = false)
+    {
+        if (!IsChange(nextState, bForce))
+            return;
+
+        StopAllCoroutines();
+
+        m_ExitStateHandlerDic[m_State](nextState);
+
+        EUnitState prevState = m_State;
+        m_State = nextState;
+        m_EnterStateHandlerDic[m_State](prevState);
+
+        StartCoroutine(m_State.ToString(), param);
+    }
+
+    bool IsChange(EUnitState newState, bool bForce)
+    {
+        if (newState != m_State || bForce)
+            return true;
+        return false;
+    }
+
+    #region Idle
+    void OnIdleEnter(EUnitState prevState)
+    {
+
+    }
+    IEnumerator Idle(IdleParam param)
+    {
+        m_Owner.unitAnimation.Play();
+        yield return null;
+    }
+    void OnIdleExit(EUnitState nextState)
+    {
+
+    }
+    #endregion
+
+    #region Move 
+    void OnMoveEnter(EUnitState prevState)
+    {
+
+    }
+
+    IEnumerator Move(MoveParam param)
+    {
+        yield return null;
+    }
+
+    void OnMoveExit(EUnitState nextState)
+    {
+
+    }
+
+    #endregion 
+
+}
-- 
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