Teach Icon to use an AssetBundle

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:async';
 import 'dart:sky' as sky;
 
 import 'package:vector_math/vector_math.dart';
 
+import '../mojo/asset_bundle.dart';
 import '../mojo/net/image_cache.dart' as image_cache;
 import '../painting/text_style.dart';
 import '../rendering/block.dart';
 import '../rendering/box.dart';
 import '../rendering/flex.dart';
 import '../rendering/object.dart';
 import '../rendering/paragraph.dart';
 import '../rendering/stack.dart';
 import 'default_text_style.dart';
 import 'widget.dart';
@@ skipping 523 matching lines @@
   NetworkImage({ String src, this.size }) : src = src, super(key: src);
 
   final String src;
   final Size size;
 
   Widget build() {
     return new FutureImage(image: image_cache.load(src), size: size);
   }
 }
 
+class AssetImage extends Component {
+  AssetImage({ this.bundle, String name, this.size })
+    : name = name, super(key: name);
+
+  final AssetBundle bundle;
+  final String name;
+  final Size size;
+
+  Widget build() {
+    return new FutureImage(image: bundle.loadImage(name), size: size);
+  }
+}
+
 class WidgetToRenderBoxAdapter extends LeafRenderObjectWrapper {
 
   WidgetToRenderBoxAdapter(RenderBox renderBox)
     : renderBox = renderBox,
       super(key: renderBox.hashCode.toString());
 
   RenderBox get root => super.root;
   RenderBox createNode() => this.renderBox;
 
   final RenderBox renderBox;
 
   void syncRenderObject(Widget old) {
     super.syncRenderObject(old);
     if (old != null) {
       assert(old is WidgetToRenderBoxAdapter);
       assert(root == old.root);
     }
   }
 
   void remove() {
     RenderObjectWrapper ancestor = findAncestor(RenderObjectWrapper);
     assert(ancestor is RenderObjectWrapper);
     ancestor.detachChildRoot(this);
     super.remove();
   }
 
 }