diff --git a/Bin/net40/SunnyUI.Demo.exe b/Bin/net40/SunnyUI.Demo.exe
index d2ca0ff1..dd5343bf 100644
Binary files a/Bin/net40/SunnyUI.Demo.exe and b/Bin/net40/SunnyUI.Demo.exe differ
diff --git a/Bin/net40/SunnyUI.dll b/Bin/net40/SunnyUI.dll
index 405ed30a..c589e7ed 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/SunnyUI/Static/UGDI.cs b/SunnyUI/Static/UGDI.cs
index 582b4ed8..f440ee8e 100644
--- a/SunnyUI/Static/UGDI.cs
+++ b/SunnyUI/Static/UGDI.cs
@@ -29,20 +29,6 @@ namespace Sunny.UI
 {
     public static class GDI
     {
-        public static PointF AzRange(this PointF center, float range, float az, float xOffset = 0, float yOffset = 0)
-        {
-            float x = (float)(range * 1.0f * Math.Sin(az * Math.PI / 180));
-            float y = (float)(range * 1.0f * Math.Cos(az * Math.PI / 180));
-            return new PointF(center.X + xOffset + x, center.Y + yOffset - y);
-        }
-
-        public static PointF AzRange(this Point center, float range, float az, float xOffset = 0, float yOffset = 0)
-        {
-            float x = (float)(range * 1.0f * Math.Sin(az * Math.PI / 180));
-            float y = (float)(range * 1.0f * Math.Cos(az * Math.PI / 180));
-            return new PointF(center.X + xOffset + x, center.Y + yOffset - y);
-        }
-
         /// <summary>
         /// 点是否在区域内
         /// </summary>
diff --git a/SunnyUI/Static/UMapper.cs b/SunnyUI/Static/UMapper.cs
new file mode 100644
index 00000000..bb439c71
--- /dev/null
+++ b/SunnyUI/Static/UMapper.cs
@@ -0,0 +1,46 @@
+using System;
+using System.Linq;
+
+namespace Sunny.UI
+{
+    public static class MapperEx
+    {
+        private static void Mapper<T>(T source, T dest)
+        {
+            var listSource = source.GetType().GetNeedProperties().ToDictionary(prop => prop.Name);
+            var listDest = source.GetType().GetNeedProperties().ToDictionary(prop => prop.Name);
+
+            foreach (var item in listDest)
+            {
+                if (listSource.ContainsKey(item.Key))
+                {
+                    var sourceInfo = listSource[item.Key];
+                    object sourceValue = sourceInfo.GetValue(source, null);
+                    Type sourceType = sourceInfo.PropertyType;
+
+                    Type destType = item.Value.PropertyType;
+                    var destInfo = item.Value;
+
+                    if (sourceType.IsValueType)
+                    {
+                        destInfo.SetValue(dest, sourceValue, null);
+                    }
+                    else
+                    {
+
+                    }
+                }
+            }
+        }
+
+        public static void MapperTo<T>(this T source, T dest)
+        {
+            Mapper(source, dest);
+        }
+
+        public static void MapperFrom<T>(this T dest, T source)
+        {
+            Mapper(source, dest);
+        }
+    }
+}