G2 - The Grammar Of Graphics

区域图 / streamgraph

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源码

<!DOCTYPE html>
  <html>
    <head>
      <meta charset="utf-8">
      <title>streamgraph</title>
      <link rel="stylesheet" href="https://os.alipayobjects.com/s/prod/g2/static/doc-b57e62881a0344ecde9e68c4ce312143.css"/>
      
      <script src="https://a.alipayobjects.com/jquery/jquery/1.11.1/jquery.js"></script>

<script src="https://a.alipayobjects.com/g/datavis/g2/2.2.1/g2.js"></script>
    </head>
    <body>
      <div id="c1"></div>
      
      <script>
$.getJSON('../../static/data/babynames.json',function(data){
  var Stat = G2.Stat;
  var chart = new G2.Chart({
    id: 'c1',
    width: 1000,
    height: 500
  });
  chart.source(data, {
    year: {
      tickInterval: 10
    },
    'n': {
      nice: false
    }
  });
  chart.legend(false);
  chart.axis('year', {
    title: null,
    line: null,
    tickLine: null
  });
  chart.axis('n', {
    title: null,
    line: null,
    tickLine: null,
    grid: null
  });
  chart.area(['stack','symmetric']).position(Stat.summary.sum('year*n')).color('name').shape('smooth').opacity(1);
  chart.render();
});
</script>

</body>
  </html>

<script src="https://a.alipayobjects.com/g/datavis/g2/2.2.1/g2.js"></script>
      <script>
        G2.Global.setTheme('dark');
      </script>
    </head>
    <body>
      <div id="c1"></div>
      <script>
$.getJSON('../../static/data/babynames.json',function(data){
  var Stat = G2.Stat;
  var chart = new G2.Chart({
    id: 'c1',
    width: 1000,
    height: 500
  });
  chart.source(data, {
    year: {
      tickInterval: 10
    },
    'n': {
      nice: false
    }
  });
  chart.legend(false);
  chart.axis('year', {
    title: null,
    line: null,
    tickLine: null
  });
  chart.axis('n', {
    title: null,
    line: null,
    tickLine: null,
    grid: null
  });
  chart.area(['stack','symmetric']).position(Stat.summary.sum('year*n')).color('name').shape('smooth').opacity(1);
  chart.render();
});
</script>

</body>
  </html>

streamgraph

streamgraph 由层叠区域图进行对称变化而来，用于连续时间序列的可视化。该图展示的是 1910 年至 2020 年名字以 'Kr' 开头的婴儿人数。

数据摘自