Carousel.dart

@override
  Widget build(BuildContext context) {
    return CarouselSlider(
      options: CarouselOptions(
        autoPlay: true,
        height: 250,
        viewportFraction: 1.0,
        onPageChanged: (index, reason) {
          setState(() {
          });
        },
      ),
      items: imgNews.map(
        (url) {
        return Container(
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: <Widget>[
              ClipRRect(
                child: Image.asset(
                  url,
                  fit: BoxFit.fill,
                  height: 250,
                ),
                ),
              ],
              ) 
            );
          },
      ).toList(),   
    );
  }