摄像机区域的架构改动

Assets/_Game/Scripts/World/RoomTransition.cs

@@ -0,0 +1,83 @@
+using BaseGames.Core.Events;
+using UnityEngine;
+
+namespace BaseGames.World
+{
+    /// <summary>
+    /// 房间传送点。玩家进入触发器或按交互键时，广播 <see cref="SceneLoadRequest"/>，
+    /// 由 SceneLoader 监听并执行 Additive 场景加载/卸载。
+    /// </summary>
+    [RequireComponent(typeof(Collider2D))]
+    public class RoomTransition : MonoBehaviour, IInteractable
+    {
+        [Header("本传送门标识")]
+        [SerializeField] private string _transitionId;         // 本出口唯一 ID（供 SceneLoader 写入复活点）
+
+        [Header("目标")]
+        [SerializeField] private string _targetSceneAddress;   // Addressable key（目标场景）
+        [SerializeField] private string _targetTransitionId;   // 目标房间出生点 ID
+
+        [Header("触发方式")]
+        [SerializeField] private bool _autoTrigger = true;     // true = 玩家进入触发器自动触发
+
+        [Header("钥匙物品校验")]
+        [SerializeField] private bool   _requiresKeyItem;      // 是否需要持有指定钥匙物品
+        [SerializeField] private string _requiredItemId;       // 钥匙物品 ID（_requiresKeyItem = true 时生效）
+
+        [Header("事件频道")]
+        [SerializeField] private SceneLoadRequestEventChannelSO _onSceneLoadRequest;
+
+        [Header("世界状态")]
+        [SerializeField] private WorldStateRegistry _worldState;
+
+        // ── IInteractable ─────────────────────────────────────────────────────
+        public bool   CanInteract    => !_autoTrigger;
+        public string InteractPrompt => "前往下一区域";
+
+        public void Interact(Transform player) => RequestTransition();
+
+        public void OnPlayerEnterRange(Transform player) { }
+        public void OnPlayerExitRange() { }
+
+        // ── Auto Trigger ──────────────────────────────────────────────────────
+        private void OnTriggerEnter2D(Collider2D other)
+        {
+            if (!_autoTrigger) return;
+            if (!other.CompareTag("Player")) return;
+            RequestTransition();
+        }
+
+        private void RequestTransition()
+        {
+            if (_requiresKeyItem && !HasItem(_requiredItemId)) return;
+
+            _onSceneLoadRequest?.Raise(new SceneLoadRequest
+            {
+                SceneName         = _targetSceneAddress,
+                EntryTransitionId = _targetTransitionId,
+                ShowLoadingScreen = true,
+                IsRespawn         = false,
+            });
+        }
+
+        /// <summary>检查玩家是否持有指定物品（通过 WorldStateRegistry.IsCollected 检查）。</summary>
+        private bool HasItem(string itemId)
+        {
+            if (string.IsNullOrEmpty(itemId)) return true;
+            if (_worldState == null)
+            {
+                Debug.LogWarning($"[RoomTransition] WorldStateRegistry 未配置，销 {itemId} 检查跳过");
+                return false;
+            }
+            return _worldState.IsCollected(itemId);
+        }
+
+        private void OnDrawGizmos()
+        {
+            Gizmos.color = new Color(0f, 1f, 0.5f, 0.6f);
+            var col = GetComponent<Collider2D>();
+            if (col != null)
+                Gizmos.DrawWireCube(transform.position, col.bounds.size);
+        }
+    }
+}