https://github.com/kyorohiro/hello_skyengine/tree/master/widget_asset_image
//// following code is checked in 2016/01/13//import 'package:flutter/widgets.dart';import 'package:flutter/services.dart';import 'package:flutter/material.dart';main() async {final double width = 300.0;final double height = 300.0;final ColorFilter colorFilter =new ColorFilter.mode(new Color.fromARGB(0xaa, 0xff, 0xaa, 0xaa), TransferMode.color);//final ImageFit fit = ImageFit.fill;//final ImageRepeat repeat = ImageRepeat.repeat;//final Rect centerSlice = new Rect.fromLTWH(0.0, 0.0, 20.0, 20.0);////// 2015 12/13 icon.jpeg is errorAssetImage i = new AssetImage(// name:"assets/icon.jpeg",name:"assets/a.png",bundle:rootBundle,colorFilter:colorFilter,width:width,height:height// repeat:repeat,fit:fit,centerSlice:centerSlice);runApp(new Center(child:i));}
#flutter.yamlassets:- assets/icon.jpeg- assets/a.png