add XianTu

XianTu/LoadManager.cs

@@ -0,0 +1,64 @@
+using System.Collections.Generic;
+using AssetsLoader;
+using UnityEngine;
+using Object = UnityEngine.Object;
+
+namespace XianTu;
+
+public class LoadManager : Singleton<LoadManager>
+{
+    public void SetLoader(ILoad loader)
+    {
+        _loaders = [loader];
+    }
+
+    public void AddLoader(ILoad loader)
+    {
+        _loaders.Insert(0, loader);
+    }
+
+
+    public GameObject LoadPrefab(string path)
+    {
+        foreach (var load in _loaders)
+        {
+            var gameObject = load.LoadPrefab(path);
+            var flag = gameObject != null;
+            if (flag)
+            {
+                return gameObject;
+            }
+        }
+        return null;
+    }
+
+    public GameObject LoadPrefab(string path, Transform parent)
+    {
+        foreach (var load in _loaders)
+        {
+            var gameObject = load.LoadPrefab(path);
+            var flag = gameObject != null;
+            if (flag)
+            {
+                return Object.Instantiate(gameObject, parent);
+            }
+        }
+        return null;
+    }
+
+    public string LoadText(string path)
+    {
+        foreach (var load in _loaders)
+        {
+            var text = load.LoadText(path);
+            var flag = text != "";
+            if (flag)
+            {
+                return text;
+            }
+        }
+        return "";
+    }
+
+    private List<ILoad> _loaders = [new ResourceLoad()];
+}