load expansions/pics

Assets/SibylSystem/ResourceManagers/GameTextureManager.cs

@@ -89,6 +89,7 @@ public class GameTextureManager
     {
         if (code == 0) return zero;
         if (loadedPicture.TryGetValue(code, out var cached)) return await cached;
+        var SupportedExtensions = new[] {".png", ".jpg"};
 
         foreach (ZipFile zip in GameZipManager.Zips)
         {
@@ -96,7 +97,7 @@ public class GameTextureManager
                 continue;
             foreach (string file in zip.EntryFileNames)
             {
-                foreach (var extname in new[] { ".png", ".jpg" })
+                foreach (var extname in SupportedExtensions)
                 {
                     var path = $"pics/{code}{extname}";
                     if (file.ToLower() == path)
@@ -109,7 +110,18 @@ public class GameTextureManager
             }
         }
 
-        foreach (var extname in new[] {".png", ".jpg"})
+        foreach (var extname in SupportedExtensions)
+        {
+            var path = $"expansions/pics/{code}{extname}";
+            if (File.Exists(path))
+            {
+                var result = UIHelper.GetTexture2DAsync(path);
+                loadedPicture.Add(code, result);
+                return await result;
+            }
+        }
+
+        foreach (var extname in SupportedExtensions)
         {
             var path = $"picture/card/{code}{extname}";
             if (File.Exists(path))