Port sky_home to the new SkyView world

sky/sdk/lib/framework/widgets/wrappers.dart

 
 import 'package:vector_math/vector_math.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 'ui_node.dart';
 
 export '../rendering/box.dart' show BoxConstraints, BoxDecoration, Border, BorderSide, EdgeDims;
-export '../rendering/flex.dart' show FlexDirection;
+export '../rendering/flex.dart' show FlexDirection, FlexJustifyContent, FlexAlignItems;
 export '../rendering/object.dart' show Point, Size, Rect, Color, Paint, Path;
 export 'ui_node.dart' show UINode, Component, App, EventListenerNode, ParentDataNode;
 
 
 // PAINTING NODES
 
 class Opacity extends OneChildRenderObjectWrapper {
   Opacity({ this.opacity, UINode child, Object key })
     : super(child: child, key: key);
 
@@ skipping 357 matching lines @@
     root.src = src;
     root.requestedSize = size;
   }
 
   void insert(RenderObjectWrapper child, dynamic slot) {
     assert(false);
     // Image does not support having children currently
   }
 
 }