结构大修改，改成朴实无华的结构，不过度架构。能跑就行

Assets/Plugins/FairyGUI/Scripts/Utils/Html/IHtmlObject.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace FairyGUI.Utils
+{
+    /// <summary>
+    /// Create->SetPosition->(Add<->Remove)->Release->Dispose
+    /// </summary>
+    public interface IHtmlObject
+    {
+        float width { get; }
+        float height { get; }
+        DisplayObject displayObject { get; }
+        HtmlElement element { get; }
+
+        void Create(RichTextField owner, HtmlElement element);
+        void SetPosition(float x, float y);
+        void Add();
+        void Remove();
+        void Release();
+        void Dispose();
+    }
+}