泛型约束

泛型约束

Assets/TEngine/Scripts/Runtime/Core/Res/DefaultResourcesHelper/DefaultResourceHelper.cs

@@ -3,7 +3,7 @@ using UnityEngine;
 
 namespace TEngine.Runtime
 {
-    public class DefaultResourceHelper:ResourceHelperBase
+    public class DefaultResourceHelper : ResourceHelperBase
     {
         public override GameObject Load(string path)
         {

Assets/TEngine/Scripts/Runtime/Core/Res/IResourceHelper.cs

@@ -45,7 +45,7 @@ namespace TEngine.Runtime
         /// <param name="callBack"></param>
         /// <param name="withSubAsset"></param>
         /// <typeparam name="T"></typeparam>
-        void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false) where T : class;
+        void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false) where T : UnityEngine.Object;
     }
 
     /// <summary>
@@ -90,6 +90,7 @@ namespace TEngine.Runtime
         /// <param name="callBack"></param>
         /// <param name="withSubAsset"></param>
         /// <typeparam name="T"></typeparam>
-        public abstract void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false) where T : class;
+        public abstract void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false)
+            where T : UnityEngine.Object;
     }
 }

Assets/TEngine/Scripts/Runtime/Core/Res/TResource.cs

@@ -9,6 +9,7 @@ namespace TEngine.Runtime
     public class TResources
     {
         private static IResourceHelper m_ResourceHelper;
+
         /// <summary>
         /// 设置游戏资源加载辅助器。
         /// </summary>
@@ -30,8 +31,10 @@ namespace TEngine.Runtime
                 Log.Error("Resources helper is invalid.");
                 return null;
             }
+
             return m_ResourceHelper.Load(path);
         }
+
         public static GameObject Load(string path, Transform parent)
         {
             if (m_ResourceHelper == null)
@@ -39,8 +42,10 @@ namespace TEngine.Runtime
                 Log.Error("Resources helper is invalid.");
                 return null;
             }
-            return m_ResourceHelper.Load(path,parent);
+
+            return m_ResourceHelper.Load(path, parent);
         }
+
         public static T Load<T>(string path) where T : UnityEngine.Object
         {
             if (m_ResourceHelper == null)
@@ -48,6 +53,7 @@ namespace TEngine.Runtime
                 Log.Error("Resources helper is invalid.");
                 return null;
             }
+
             return m_ResourceHelper.Load<T>(path);
         }
 
@@ -58,16 +64,20 @@ namespace TEngine.Runtime
                 Log.Error("Resources helper is invalid.");
                 return;
             }
-            m_ResourceHelper.LoadAsync(path,callBack);
+
+            m_ResourceHelper.LoadAsync(path, callBack);
         }
-        public static void LoadAsync(string path, Action<AssetData> callBack, bool withSubAsset = false)
+
+        public static void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false)
+            where T : UnityEngine.Object
         {
             if (m_ResourceHelper == null)
             {
                 Log.Error("Resources helper is invalid.");
                 return;
             }
-            m_ResourceHelper.LoadAsync(path,callBack,withSubAsset);
+
+            m_ResourceHelper.LoadAsync<T>(path, callBack, withSubAsset);
         }
     }
 }

Assets/TEngine/Scripts/Runtime/Core/Res/UnityResourceHelper.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 23322791b7495354cab1d50cb1ddeaa4
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/TEngine/Scripts/Runtime/Core/Res/UnityResourceHelper/UnityResourceHelper.cs

@@ -0,0 +1,61 @@
+using System;
+using System.Collections;
+using UnityEngine;
+
+namespace TEngine.Runtime
+{
+    public class UnityResourceHelper : ResourceHelperBase
+    {
+        public override GameObject Load(string path)
+        {
+            return Resources.Load<GameObject>(path);
+        }
+
+        public override GameObject Load(string path, Transform parent)
+        {
+            var obj = Load(path);
+            if (obj == null)
+            {
+                return null;
+            }
+
+            if (parent != null)
+            {
+                obj.transform.SetParent(parent);
+            }
+
+            return obj;
+        }
+
+        public override T Load<T>(string path)
+        {
+            return Resources.Load<T>(path);
+        }
+
+        public override void LoadAsync(string path, Action<GameObject> callBack)
+        {
+            MonoUtility.StartCoroutine(ReallyLoadAsync(name, callBack));
+        }
+
+        private IEnumerator ReallyLoadAsync<T>(string name, Action<T> callback = null) where T : UnityEngine.Object
+        {
+            ResourceRequest request = Resources.LoadAsync<T>(name);
+
+            yield return request;
+
+            if (request.asset is GameObject)
+            {
+                callback?.Invoke(GameObject.Instantiate(request.asset) as T);
+            }
+            else
+            {
+                callback?.Invoke(request.asset as T);
+            }
+        }
+
+        public override void LoadAsync<T>(string path, Action<T> callBack, bool withSubAsset = false)
+        {
+            MonoUtility.StartCoroutine(ReallyLoadAsync<T>(name, callBack));
+        }
+    }
+}

Assets/TEngine/Scripts/Runtime/Core/Res/UnityResourceHelper/UnityResourceHelper.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 7b05b95aedc09ce40a0de7b4de542e33
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: