Parallax effect about flutter_carousel_slider HOT 2 CLOSED

  AnimationController _animationController;
  Animation<Offset>  _parallaxTween;

  void initState() {
    _animationController =
        AnimationController(vsync: this, duration: Duration(seconds: 0));
    _parallaxTween = Tween(begin: Offset(0, 0), end: Offset(0, 60))
        .animate(_animationController);
    super.initState();
  }

NotificationListener<ScrollNotification>(
        onNotification: _scrollListener,
        AnimatedBuilder(
                      animation: _animationController,
                      builder: (context, child) => Transform.translate(
                        offset: _parallaxTween.value,
                           //here  define what you want 
                        child: Carousel([1, 2, 3, 4]
                            .map((i) => "assets/images/products/$i.jpg")
                            .toList()),
                      ),
            ),
      ),

 bool _scrollListener(ScrollNotification scrollInfo) {
    if (scrollInfo.metrics.axis == Axis.vertical) {
      _animationController.animateTo(scrollInfo.metrics.pixels / 250);
      return true;
    }
  }