摄像机区域的架构改动

Assets/_Game/Scripts/Player/WeaponHitBoxInstance.cs

@@ -0,0 +1,69 @@
+using UnityEngine;
+using BaseGames.Combat;
+
+namespace BaseGames.Player
+{
+    /// <summary>
+    /// 武器 HitBox 实例。
+    /// 由 WeaponManager 在切换武器时实例化到角色的 [WeaponSocket] 子节点下，
+    /// 武器卸下（切换）时销毁。
+    ///
+    /// Prefab 内部层级示例：
+    ///   [WPN_SkyBlade_HitBox]
+    ///   ├── [HitBox_Ground]   ← BoxCollider2D, Layer = PlayerHitBox
+    ///   ├── [HitBox_Up]
+    ///   ├── [HitBox_Down]
+    ///   └── [HitBox_Air]
+    ///
+    /// 命名规范：Assets/Prefabs/Weapons/WPN_{weaponId}_HitBox.prefab
+    /// </summary>
+    public class WeaponHitBoxInstance : MonoBehaviour
+    {
+        [SerializeField] private HitBox _hitBoxGround;
+        [SerializeField] private HitBox _hitBoxUp;
+        [SerializeField] private HitBox _hitBoxDown;
+        [SerializeField] private HitBox _hitBoxAir;
+
+        /// <summary>下劈 HitBox 命中确认事件（供 PlayerCombat 转发给 DownAttackState pogo 逻辑）。</summary>
+        public event System.Action<DamageInfo> OnDownHitConfirmed;
+
+        private void Awake()
+        {
+            if (_hitBoxDown != null)
+                _hitBoxDown.OnHitConfirmed += info => OnDownHitConfirmed?.Invoke(info);
+        }
+
+        // ── 公共 API ──────────────────────────────────────────────────────────
+
+        /// <summary>激活指定方向的 HitBox。</summary>
+        public void Activate(AttackDirection dir, DamageSourceSO source, Transform attacker)
+            => GetHitBox(dir)?.Activate(source, attacker);
+
+        /// <summary>停用指定方向的 HitBox。</summary>
+        public void Deactivate(AttackDirection dir)
+            => GetHitBox(dir)?.Deactivate();
+
+        /// <summary>停用所有方向的 HitBox。</summary>
+        public void DeactivateAll()
+        {
+            _hitBoxGround?.Deactivate();
+            _hitBoxUp?.Deactivate();
+            _hitBoxDown?.Deactivate();
+            _hitBoxAir?.Deactivate();
+        }
+
+        /// <summary>切换连击段伤害源（不改变激活状态，供 PlayerCombat.SetComboSegmentSource 调用）。</summary>
+        public void SetDamageSource(AttackDirection dir, DamageSourceSO source)
+            => GetHitBox(dir)?.SetDamageSource(source);
+
+        /// <summary>按方向查询对应 HitBox 组件。</summary>
+        public HitBox GetHitBox(AttackDirection dir) => dir switch
+        {
+            AttackDirection.Ground => _hitBoxGround,
+            AttackDirection.Up     => _hitBoxUp,
+            AttackDirection.Down   => _hitBoxDown,
+            AttackDirection.Air    => _hitBoxAir,
+            _                      => null,
+        };
+    }
+}