世界人口在各政体中的分步情况

堆叠面积图

世界人口在各政体中的分步情况

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,height=device-height">
    <title>世界人口在各政体中的分步情况</title>
    <style>::-webkit-scrollbar{display:none;}html,body{overflow:hidden;height:100%;margin:0;}</style>
</head>
<body>
<div id="mountNode"></div>
<script>/*Fixing iframe window.innerHeight 0 issue in Safari*/document.body.clientHeight;</script>
<script src="https://gw.alipayobjects.com/os/antv/pkg/_antv.g2-3.5.1/dist/g2.min.js"></script>
<script src="https://gw.alipayobjects.com/os/antv/pkg/_antv.data-set-0.10.1/dist/data-set.min.js"></script>
<script src="https://gw.alipayobjects.com/os/antv/assets/lib/jquery-3.2.1.min.js"></script>
<script>
  $.getJSON('https://gw.alipayobjects.com/os/antvdemo/assets/data/area.json', function(data) {
    var chart = new G2.Chart({
      container: 'mountNode',
      forceFit: true,
      height: window.innerHeight,
      padding: 'auto'
    });
    chart.source(data);
    var ds = new DataSet();
    var dv = ds.createView().source(data).transform({
      type: 'fold',
      fields: ['Democracy', 'Colony', 'No Data', 'Open Anocracy', 'Closed Anocracy', 'Monarchy'],
      key: 'type',
      value: 'value',
      retains: ['Year']
    }).transform({
      type: 'percent',
      field: 'value',
      dimension: 'type',
      groupBy: ['Year'],
      as: 'percent'
    });

chart.source(dv, {
      percent: {
        max: 1.0,
        min: 0.0,
        nice: false,
        formatter: function formatter(value) {
          value = value || 0;
          value = value * 100;
          return parseInt(value) + '%';
        }
      }
    });

chart.scale('Year', {
      tickCount: 10,
      nice: false
    });

chart.axis('Year', {
      label: {
        textStyle: {
          fill: '#aaaaaa'
        }
      }
    });
    chart.axis('percent', {
      label: {
        textStyle: {
          fill: '#aaaaaa'
        }
      }
    });

chart.legend({
      position: 'top-center'
    });

chart.areaStack().position('Year*percent').color('type').opacity(0.8);

chart.render();
  });
</script></body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,height=device-height">
    <title>世界人口在各政体中的分步情况</title>
    <style>::-webkit-scrollbar{display:none;}html,body{overflow:hidden;height:100%;margin:0;}</style>
</head>
<body style="background: #1f1f1f;">
<div id="mountNode"></div>
<script>/*Fixing iframe window.innerHeight 0 issue in Safari*/document.body.clientHeight;</script>
<script src="https://gw.alipayobjects.com/os/antv/pkg/_antv.g2-3.5.1/dist/g2.min.js"></script>
<script src="https://gw.alipayobjects.com/os/antv/pkg/_antv.data-set-0.10.1/dist/data-set.min.js"></script>
<script src="https://gw.alipayobjects.com/os/antv/assets/lib/jquery-3.2.1.min.js"></script>
<script>G2.Global.setTheme('dark');</script>
<script>
  $.getJSON('https://gw.alipayobjects.com/os/antvdemo/assets/data/area.json', function(data) {
    var chart = new G2.Chart({
      container: 'mountNode',
      forceFit: true,
      height: window.innerHeight,
      padding: 'auto'
    });
    chart.source(data);
    var ds = new DataSet();
    var dv = ds.createView().source(data).transform({
      type: 'fold',
      fields: ['Democracy', 'Colony', 'No Data', 'Open Anocracy', 'Closed Anocracy', 'Monarchy'],
      key: 'type',
      value: 'value',
      retains: ['Year']
    }).transform({
      type: 'percent',
      field: 'value',
      dimension: 'type',
      groupBy: ['Year'],
      as: 'percent'
    });

chart.scale('Year', {
      tickCount: 10,
      nice: false
    });

chart.legend({
      position: 'top-center'
    });

chart.areaStack().position('Year*percent').color('type').opacity(0.8);

chart.render();
  });
</script></body>
</html>

图表用法

数据来源：demo数据

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