Init

Assets/ThirdParty/Extension Sample/Runtime/SpriteAtlasLoader/SpriteAtlasLoader.cs

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+using System;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.U2D;
+using YooAsset;
+
+public class SpriteAtlasLoader : MonoBehaviour
+{
+    private Dictionary<string, SpriteAtlas> _loadedAtlas = new Dictionary<string, SpriteAtlas>(1000);
+    private List<AssetHandle> _loadHandles = new List<AssetHandle>(1000);
+
+    public void Awake()
+    {
+        SpriteAtlasManager.atlasRequested += RequestAtlas;
+    }
+    public void OnDestroy()
+    {
+        foreach (var handle in _loadHandles)
+        {
+            handle.Release();
+        }
+    }
+
+    private void RequestAtlas(string atlasName, Action<SpriteAtlas> callback)
+    {
+        if (_loadedAtlas.TryGetValue(atlasName, out var value))
+        {
+            callback.Invoke(value);
+        }
+        else
+        {
+            var package = YooAssets.GetPackage("DefaultPackage");
+            var loadHandle = package.LoadAssetSync<SpriteAtlas>(atlasName);
+            if (loadHandle.Status != EOperationStatus.Succeed)
+            {
+                Debug.LogWarning($"Failed to load sprite atlas : {atlasName} ! {loadHandle.LastError}");
+                return;
+            }
+
+            _loadHandles.Add(loadHandle);
+            callback.Invoke(loadHandle.AssetObject as SpriteAtlas);
+        }
+    }
+}

Assets/ThirdParty/Extension Sample/Runtime/SpriteAtlasLoader/SpriteAtlasLoader.cs.meta

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