MarqueeView constructor

const MarqueeView({
  1. Key? key,
  2. double stepOffset = 1,
  3. Duration duration = const Duration(microseconds: 500),
  4. MarqueeDirection? direction = MarqueeDirection.vertical,
  5. required List marqueeItems,
  6. required BuildItem buildItem,
  7. double itemExtent = 40,
  8. int interval = 2,
  9. int animateSpeed = 1,
  10. dynamic onIndexChange(
    1. int
    )?,
})

Implementation

const MarqueeView({
  Key? key,
  this.stepOffset=1,
  this.duration = const Duration(microseconds: 500),
  this.direction = MarqueeDirection.vertical,
  required this.marqueeItems,
  required this.buildItem,
  ///以下垂直滚动属性
  this.itemExtent = 40,
  this.interval = 2,
  this.animateSpeed = 1,
  this.onIndexChange,
}) : super(key: key);