feat(scene-mgmt): 添加地铁场景新闻图片切换功能

Made-with: Cursor

Assets/Scripts/SceneManagement/SceneCenter/SubwayCenter.cs

@@ -5,6 +5,7 @@ using AibisDream.Kit;
 using Cinemachine;
 using UnityEngine;
 using UnityEngine.Playables;
+using UnityEngine.ResourceManagement.AsyncOperations;
 using Yarn.Unity;
 
 namespace AibisDream
@@ -18,6 +19,7 @@ namespace AibisDream
 
         public CinemachineVirtualCamera subwayCam;
         public CinemachineVirtualCamera tvCam;
+        public SpriteRenderer newsSpriteRenderer;
 
         public PlayableDirector arriveStation;
 
@@ -58,6 +60,33 @@ namespace AibisDream
             arriveStation.Play();
             yield return new WaitForSeconds((float) arriveStation.playableAsset.duration);
         }
+
+        public IEnumerator SwitchNews(string spriteId)
+        {
+            if (string.IsNullOrWhiteSpace(spriteId))
+            {
+                Debug.LogWarning("[SubwayCenter] spriteId 为空，无法切换新闻图片。");
+                yield break;
+            }
+
+            string addressableKey = $"Sprite/News[{spriteId}]";
+            var handle = ResourceSystem.LoadAsync<Sprite>(addressableKey);
+            yield return handle;
+
+            if (handle.Status != AsyncOperationStatus.Succeeded || handle.Result == null)
+            {
+                Debug.LogError($"[SubwayCenter] 加载新闻图片失败: {addressableKey}");
+                yield break;
+            }
+
+            if (newsSpriteRenderer == null)
+            {
+                Debug.LogWarning("[SubwayCenter] newsSpriteRenderer 未赋值，无法切换新闻图片。");
+                yield break;
+            }
+
+            newsSpriteRenderer.sprite = handle.Result;
+        }
     }
 
     public struct SubwayState : IState<OutSideState>
@@ -108,5 +137,17 @@ namespace AibisDream
         {
             return SubwayCenter.Instance.ArriveAtStation();
         }
+
+        [YarnCommand("switch_news")]
+        public static IEnumerator SwitchNews(string spriteId)
+        {
+            if (SubwayCenter.Instance == null)
+            {
+                Debug.LogError("[SubwayYarnCommand] SubwayCenter 实例不存在。");
+                yield break;
+            }
+
+            yield return SubwayCenter.Instance.SwitchNews(spriteId);
+        }
     }
 }