diff --git a/examples/DirectUpdate.cpp b/examples/DirectUpdate.cpp
index 8d373202..ed60464f 100644
--- a/examples/DirectUpdate.cpp
+++ b/examples/DirectUpdate.cpp
@@ -29,10 +29,28 @@
 struct UserExample : tvgexam::Example
 {
     tvg::Shape* solid = nullptr;
-    tvg::Shape* gradient = nullptr;
-
     uint32_t w, h;
 
+    void bbox(tvg::Canvas* canvas, tvg::Paint* paint)
+    {
+        //aabb
+        {
+            float x, y, w, h;
+            paint->bounds(&x, &y, &w, &h);
+
+            auto bound = tvg::Shape::gen();
+            bound->moveTo(x, y);
+            bound->lineTo(x + w, y);
+            bound->lineTo(x + w, y + h);
+            bound->lineTo(x, y + h);
+            bound->close();
+            bound->strokeWidth(2.0f);
+            bound->strokeFill(255, 0, 0, 255);
+
+            canvas->push(bound);
+        }
+    }
+
     bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
     {
         //Shape (for BG)
@@ -41,66 +59,25 @@ struct UserExample : tvgexam::Example
         bg->fill(255, 255, 255);
         canvas->push(bg);
 
-        //Solid Shape
-        {
-            solid = tvg::Shape::gen();
-            solid->appendRect(-100, -100, 200, 200);
+        solid = tvg::Shape::gen();
+        solid->moveTo(100, 100);
+        solid->lineTo(120, 100);
+        solid->lineTo(120, 120);
+        solid->close();
+        solid->fill(0, 0, 0, 255);        
+        solid->strokeFill(0, 255, 255, 125);
+        solid->strokeWidth(5);
+        tvg::Matrix m = {3, 0, 450, 0, 3, 100, 0, 0, 1};
+        solid->transform(m);
+        canvas->push(solid);
 
-            //fill property will be retained
-            solid->fill(127, 255, 255);
-            solid->strokeFill(0, 0, 255);
-            solid->strokeWidth(1);
-
-            canvas->push(solid);
-        }
-
-        //Gradient Shape
-        {
-            gradient = tvg::Shape::gen();
-            gradient->appendRect(w - 200, 0, 200, 200);
-
-            //LinearGradient
-            auto fill = tvg::LinearGradient::gen();
-            fill->linear(w - 200, 0, w - 200 + 285, 300);
-
-            //Gradient Color Stops
-            tvg::Fill::ColorStop colorStops[3];
-            colorStops[0] = {0, 255, 0, 0, 127};
-            colorStops[1] = {0.5, 255, 255, 0, 127};
-            colorStops[2] = {1, 255, 255, 255, 127};
-
-            fill->colorStops(colorStops, 3);
-            gradient->fill(fill);
-
-            canvas->push(gradient);
-        }
+        bbox(canvas, solid);
 
         this->w = w;
         this->h = h;
 
         return true;
     }
-
-    bool update(tvg::Canvas* canvas, uint32_t elapsed) override
-    {
-        auto progress = tvgexam::progress(elapsed, 2.0f, true);  //play time 2 sec.
-
-        //Reset Shape
-        if (tvgexam::verify(solid->reset())) {
-            //Solid Shape
-            solid->appendRect(-100 + (w * progress), -100 + (h * progress), 200, 200, (100 * progress), (100 * progress));
-            solid->strokeWidth(30 * progress);
-
-            //Gradient Shape
-            gradient->translate(-(w * progress), (h * progress));
-
-            canvas->update();
-
-            return true;
-        }
-
-        return false;
-    }
 };