移动端柱形图左右滑动 antv F2

超、凢脫俗 2022-04-11 09:47 313阅读 0赞

移动端柱形图滑动效果用antv F2就可以实现

我是直接用阿里的在线编辑器的，不知道后续会不会失效。

[https://antv.alipay.com/zh-cn/f2/3.x/demo/interaction/pan-for-bar-chart.html][https_antv.alipay.com_zh-cn_f2_3.x_demo_interaction_pan-for-bar-chart.html]

也可以直接复制下面代码改一改

<!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
        <meta name="chart-name" content="柱状图平移">
        <title>F2 图表组件库 - AntV</title>
        <link rel="stylesheet" href="https://gw.alipayobjects.com/os/rmsportal/YmDAMEQVbLJpVbKiRQVX.css" />
        
    </head>
    <body>
    <script>/*Fixing iframe window.innerHeight 0 issue in Safari*/document.body.clientHeight;</script>
    
    <script src="https://gw.alipayobjects.com/os/antv/assets/f2/3.3.0/f2-all.min.js"></script>
    
    <script src="https://gw.alipayobjects.com/os/antv/assets/lib/jquery-3.2.1.min.js"></script>
    
    <script src="https://gw.alipayobjects.com/os/rmsportal/NjNldKHIVQRozfbAOJUW.js"></script>
    
      <div class="chart-wrapper">
        <canvas id="mountNode"></canvas>
      </div>
      <script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.22.2/moment.min.js"></script>
    <script>
    function formatNumber(n) {
      return String(Math.floor(n * 100) / 100).replace(/\B(?=(\d{3})+(?!\d))/g, ',');
    }
    
    $.getJSON('/assets/data/f2/steps.json', function(data) {
      var originDates = ['2018-05-01','2018-05-02','2018-05-03'];
      var originSteps = [];
      var firstDayArr = [];
      
    
      var chart = new F2.Chart({
        id: 'mountNode',
        pixelRatio: window.devicePixelRatio
      });
    
      chart.source(data, {
        date: {
          type: 'timeCat',
          tickCount: 15,
          values: originDates,
          mask: 'MM-DD'
        },
        steps: {
          tickCount: 5
        }
      });
    
      chart.axis('date', {
        tickLine: {
          length: 4,
          stroke: '#cacaca'
        },
        label: {
          fill: '#cacaca'
        },
        line: {
          top: true
        }
      });
      chart.axis('steps', {
        position: 'right',
        label: function label(text) {
          return {
            text: formatNumber(text * 1),
            fill: '#cacaca'
          };
        },
    
        grid: {
          stroke: '#d1d1d1'
        }
      });
      chart.tooltip({
        showItemMarker: false,
        background: {
          radius: 2,
          padding: [3, 5]
        },
        onShow: function onShow(ev) {
          var items = ev.items;
          items[0].name = '';
          items[0].value = items[0].value + ' 步';
        }
      });
      chart.interval().position('date*steps').style({
        radius: [2, 2, 0, 0]
      });
    
      firstDayArr.forEach(function(obj) {
        chart.guide().line({
          top: false,
          start: [obj.date, 'min'],
          end: [obj.date, 'max'],
          style: {
            lineWidth: 1,
            stroke: '#A4A4A4'
          }
        });
        chart.guide().text({
          position: [obj.date, 'max'],
          content: moment(obj.date).format('YYYY-MM'),
          style: {
            textAlign: 'start',
            fill: '#cacaca',
            textBaseline: 'top'
          },
          offsetX: 5,
          offsetY: 5
        });
      });
      // 定义进度条
      chart.scrollBar({
        mode: 'x',
        xStyle: {
          backgroundColor: '#e8e8e8',
          fillerColor: '#808080',
          offsetY: -2
        }
      });
      chart.interaction('pan');
      chart.render();
    });
    </script>
    
    
    </body>
    </html>

# **重点是这个，data是全部数据，originDates是部分数据，剩余的数据被隐藏，然后平移才可以查看剩余的数据，适当修改originDates就可以看到效果了。要调用这个方法 chart.interaction('pan')（上面代码中有调用，自己搜吧）才可以滑动。** #

**npm引入F2好像目前来看默认是没有这个平移的，导入了感觉也没有效果，目前找不到原因，我建议直接引入f2-all.min.js，maybe后续会有大神填坑。**

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dvc2hpZGFtaW1pMA_size_16_color_FFFFFF_t_70][]

[https_antv.alipay.com_zh-cn_f2_3.x_demo_interaction_pan-for-bar-chart.html]: https://antv.alipay.com/zh-cn/f2/3.x/demo/interaction/pan-for-bar-chart.html
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dvc2hpZGFtaW1pMA_size_16_color_FFFFFF_t_70]: /images/20220411/8286242ef6d8490493fed76d9fe5ded9.png