小程序——輪播

HTML：

<view class="container">
  <view class="page-body">
    <view class="page-section page-section-spacing swiper">
      <swiper indicator-dots="{{indicatorDots}}"
        autoplay="{{autoplay}}" interval="{{interval}}" duration="{{duration}}">
        <block wx:for="{{background}}" wx:key="*this">
          <swiper-item>
            <view class="swiper-item {{item}}"></view>
          </swiper-item>
        </block>
      </swiper>
    </view>
    <view class="page-section" style="margin-top: 40rpx;margin-bottom: 0;">
      <view class="weui-cells weui-cells_after-title">
        <view class="weui-cell weui-cell_switch">
          <view class="weui-cell__bd">指示點</view>
          <view class="weui-cell__ft">
            <switch checked="{{indicatorDots}}" bindchange="changeIndicatorDots" />
          </view>
        </view>
        <view class="weui-cell weui-cell_switch">
          <view class="weui-cell__bd">自動播放</view>
          <view class="weui-cell__ft">
            <switch checked="{{autoplay}}" bindchange="changeAutoplay" />
          </view>
        </view>
      </view>
    </view>

    <view class="page-section page-section-spacing">
      <view class="page-section-title">
        <text>幻燈片切換時長(ms)</text>
        <text class="info">{{duration}}</text>
      </view>
      <slider bindchange="durationChange" value="{{duration}}" min="500" max="2000"/>
      <view class="page-section-title">
        <text>自動播放間隔時長(ms)</text>
        <text class="info">{{interval}}</text>
      </view>
      <slider bindchange="intervalChange" value="{{interval}}" min="2000" max="10000"/>
    </view>
  </view>
</view>

JS：

Page({
    //分享時的分享頁面
  onShareAppMessage() {
    return {
      title: 'swiper',
      path: 'page/component/pages/swiper/swiper'
    }
  },
    //基礎數據
  data: {
    background: ['demo-text-1', 'demo-text-2', 'demo-text-3'],
    indicatorDots: true,
    vertical: false,
    autoplay: true,
    interval: 2000,
    duration: 500
  },
    //是否有點下標
  changeIndicatorDots() {
    this.setData({
      indicatorDots: !this.data.indicatorDots
    })
  },
    //是否自動播放
  changeAutoplay() {
    this.setData({
      autoplay: !this.data.autoplay
    })
  },
    //自動播放的間隔
  intervalChange(e) {
    this.setData({
      interval: e.detail.value
    })
  },
    //切換的間隔
  durationChange(e) {
    this.setData({
      duration: e.detail.value
    })
  }
})