Implement ClipRRect

sky/sdk/lib/widgets/basic.dart

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 import 'dart:sky' as sky;
 
 import 'package:vector_math/vector_math.dart';
 
 import '../painting/text_style.dart';
 import '../rendering/block.dart';
@@ skipping 86 matching lines @@
   }
 
 }
 
 class ClipRect extends OneChildRenderObjectWrapper {
   ClipRect({ String key, Widget child })
     : super(key: key, child: child);
 
   RenderClipRect get root => super.root;
   RenderClipRect createNode() => new RenderClipRect();
+
+  // Nothing to sync, so we don't implement syncRenderObject()
+}
+
+class ClipRRect extends OneChildRenderObjectWrapper {
+  final double xRadius;
+  final double yRadius;
+  ClipRRect({ String key, Widget child, this.xRadius, this.yRadius })
+    : super(key: key, child: child);
+
+  RenderClipRRect get root => super.root;
+  RenderClipRRect createNode() => new RenderClipRRect(xRadius: xRadius, yRadius: yRadius);
+
+  void syncRenderObject(ClipRRect old) {
+    super.syncRenderObject(old);
+    root.xRadius = xRadius;
+    root.yRadius = yRadius;
+  }
 }
 
 class ClipOval extends OneChildRenderObjectWrapper {
   ClipOval({ String key, Widget child })
     : super(key: key, child: child);
 
   RenderClipOval get root => super.root;
   RenderClipOval createNode() => new RenderClipOval();
+
+  // Nothing to sync, so we don't implement syncRenderObject()
 }
 
-
 // POSITIONING AND SIZING NODES
 
 class Transform extends OneChildRenderObjectWrapper {
 
   Transform({ String key, this.transform, Widget child })
     : super(key: key, child: child);
 
   RenderTransform get root => super.root;
   final Matrix4 transform;
 
@@ skipping 22 matching lines @@
   }
 
 }
 
 class Center extends OneChildRenderObjectWrapper {
   Center({ String key, Widget child })
     : super(key: key, child: child);
 
   RenderPositionedBox get root => super.root;
   RenderPositionedBox createNode() => new RenderPositionedBox();
+
+  // Nothing to sync, so we don't implement syncRenderObject()
 }
 
 class SizedBox extends OneChildRenderObjectWrapper {
 
   SizedBox({
     String key,
     this.width,
     this.height,
     Widget child
   }) : super(key: key, child: child);
@@ skipping 301 matching lines @@
   }
 
   void remove() {
     RenderObjectWrapper ancestor = findAncestor(RenderObjectWrapper);
     assert(ancestor is RenderObjectWrapper);
     ancestor.detachChildRoot(this);
     super.remove();
   }
 
 }