添加依赖

flutter_swiper: ^1.1.6 #轮播插件

最新版本看:https://pub.dev/packages/flutter_swiper#-readme-tab-

Pub get 之后,引用

import 'package:flutter_swiper/flutter_swiper.dart';

效果图

 

 

import 'package:flutter/material.dart';
import 'package:flutter_swiper/flutter_swiper.dart';

class SwiperPage extends StatefulWidget {
  @override
  _SwiperState createState() => _SwiperState();
}

class _SwiperState extends State<SwiperPage> {
  List<Image> imgs = [
    //建立了一个图片数组
    Image.asset(
      'lib/images/swiper1.jpg',
      fit: BoxFit.cover,
    ),
    Image.asset(
      'lib/images/swiper2.jpg',
      fit: BoxFit.cover,
    ),
    Image.asset(
      'lib/images/swiper3.jpg',
      fit: BoxFit.cover,
    ),
    Image.asset(
      'lib/images/swiper4.jpg',
      fit: BoxFit.cover,
    ),
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("图片轮播"),
      ),
      body: SingleChildScrollView(
        child: Column(
          children: <Widget>[
            Text("样式1:"),
            Container(
              height: 175,
              child: Swiper(
                itemBuilder: (BuildContext context, int index) {
                  //条目构建函数传入了index,根据index索引到特定图片
                  return imgs[index];
                },
                itemCount: imgs.length,
                autoplay: true,//
                pagination: new SwiperPagination(), //页码,通俗讲就是下边的圆点  这些都是控件默认写好的,直接用
                control: new SwiperControl(),//控制器,通俗讲就是两边的箭头
              ),
            ),
            Text("样式2:"),
            Container(
              height: 175,
              child: Swiper(
                itemBuilder: (BuildContext context, int index) {
                  return imgs[index];
                },
                itemCount: imgs.length,
                autoplay: true,
                pagination: new SwiperPagination(),
                control: new SwiperControl(),
                viewportFraction: 0.8,
                scale: 0.9,
              ),
            ),
            Text("样式3:"),
            Container(
              height: 175,
              child: Swiper(
                itemBuilder: (BuildContext context, int index) {
                  return imgs[index];
                },
                itemCount: imgs.length,
                autoplay: true,
                pagination: new SwiperPagination(),
                control: new SwiperControl(),
                itemWidth: 300.0,
                layout: SwiperLayout.STACK,
              ),
            ),
            Text("样式4:"),
            Container(
              height: 175,
              child: Swiper(
                itemBuilder: (BuildContext context, int index) {
                  return imgs[index];
                },
                itemCount: imgs.length,
                autoplay: true,
                pagination: new SwiperPagination(),
                control: new SwiperControl(),
                itemWidth: 300.0,
                itemHeight: 400.0,
                layout: SwiperLayout.TINDER,
              ),
            ),
            Text("样式5:"),
            Container(
              height: 175,
              child: Swiper(
                itemBuilder: (BuildContext context, int index) {
                  return imgs[index];
                },
                itemCount: imgs.length,
                autoplay: true,
                pagination: new SwiperPagination(),
                control: new SwiperControl(),
                layout: SwiperLayout.CUSTOM,
                customLayoutOption: new CustomLayoutOption(
                    startIndex: -1, stateCount: 3)
                    .addRotate([-45.0 / 180, 0.0, 45.0 / 180]).addTranslate([
                  new Offset(-370.0, -40.0),
                  new Offset(0.0, 0.0),
                  new Offset(370.0, -40.0)
                ]),
                itemWidth: 300.0,
                itemHeight: 200.0,
              ),
            ),
          ],
        ),
      ),
    );
  }
}

 属性:

基本属性

 

属性
parameter default Description
scrollDirection Axis.horizontal 滚动方向
loop true 是否循环
index 0

初始索引

autoplay false 自动轮播
onlndexChanged void onlndexChanged(int index) 当索引值被改变时触发的函数

onTap

void onTap(int index) 点击事件
duration 300.0 时间间隔
pagination null 页码
control null 控制器

 

 

 

 

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