修改默认卡组&卡背图片

Assets/TcgEngine/Scripts/GameClient/HandCardBack.cs

@@ -12,6 +12,9 @@ namespace TcgEngine.Client
     public class HandCardBack : MonoBehaviour
     {
         public Image card_sprite;
+        
+        [Header("Dynamic Art Path")]
+        [SerializeField] private string cardback_path;
 
         private RectTransform rect;
 
@@ -21,19 +24,79 @@ namespace TcgEngine.Client
         {
             card_list.Add(this);
             rect = GetComponent<RectTransform>();
-            SetCardback(null);
+            
+            // 如果有设置路径，自动加载
+            if (!string.IsNullOrEmpty(cardback_path))
+            {
+                LoadCardbackSprite();
+            }
+            else
+            {
+                SetCardback(null);
+            }
         }
 
         private void OnDestroy()
         {
             card_list.Remove(this);
         }
+        
+        /// <summary>
+        /// 在 Inspector 中修改值时自动重新加载
+        /// </summary>
+        private void OnValidate()
+        {
+            if (Application.isPlaying && !string.IsNullOrEmpty(cardback_path))
+            {
+                LoadCardbackSprite();
+            }
+        }
 
         public void SetCardback(CardbackData cb)
         {
             if (cb != null)
                 card_sprite.sprite = cb.GetCardback();
         }
+        
+        /// <summary>
+        /// 设置卡背图片，使用本地图片路径
+        /// </summary>
+        public void SetCardbackPath(string path)
+        {
+            cardback_path = path;
+            LoadCardbackSprite();
+        }
+        
+        /// <summary>
+        /// 获取当前卡背路径
+        /// </summary>
+        public string GetCardbackPath()
+        {
+            return cardback_path;
+        }
+        
+        /// <summary>
+        /// 加载卡背图片
+        /// </summary>
+        private void LoadCardbackSprite()
+        {
+            if (!string.IsNullOrEmpty(cardback_path))
+            {
+                Sprite dynamicSprite = SpriteLoader.Get()?.LoadSprite(cardback_path);
+                if (dynamicSprite != null)
+                {
+                    card_sprite.sprite = dynamicSprite;
+                }
+                else
+                {
+                    Debug.LogWarning($"HandCardBack 卡背图片加载失败: {cardback_path}");
+                }
+            }
+            else
+            {
+                Debug.LogWarning($"HandCardBack cardback_path为空");
+            }
+        }
 
         public RectTransform GetRect()
         {

Assets/TcgEngine/Scripts/GameClient/OpponentHand.cs

@@ -17,6 +17,12 @@ namespace TcgEngine.Client
         public float card_spacing = 100f;
         public float card_angle = 10f;
         public float card_offset_y = 10f;
+        
+        [Header("Cardback Settings")]
+        [Tooltip("是否使用路径方式加载卡背图片")]
+        public bool usePathMode = false;
+        [Tooltip("卡背图片路径，仅在 usePathMode 为 true 时使用")]
+        public string cardback_path = "";
 
         private List<HandCardBack> cards = new List<HandCardBack>();
 
@@ -37,8 +43,20 @@ namespace TcgEngine.Client
             {
                 GameObject new_card = Instantiate(card_prefab, card_area);
                 HandCardBack hand_card = new_card.GetComponent<HandCardBack>();
-                CardbackData cbdata = CardbackData.Get(player.cardback);
-                hand_card.SetCardback(cbdata);
+                
+                // 根据设置选择加载方式
+                if (usePathMode && !string.IsNullOrEmpty(cardback_path))
+                {
+                    // 使用路径方式
+                    hand_card.SetCardbackPath(cardback_path);
+                }
+                else
+                {
+                    // 使用传统的 CardbackData 方式
+                    CardbackData cbdata = CardbackData.Get(player.cardback);
+                    hand_card.SetCardback(cbdata);
+                }
+                
                 RectTransform card_rect = new_card.GetComponent<RectTransform>();
                 card_rect.anchoredPosition = new Vector2(0f, 100f);
                 cards.Add(hand_card);