G2 - streamgraph

             <!DOCTYPE html>
    <html>
      <head>
        <meta charset="utf-8">
        <title>streamgraph</title>
<script src="https://a.alipayobjects.com/jquery/jquery/1.11.1/jquery.js"></script>
<script src="https://gw.alipayobjects.com/as/g/datavis/g2/2.3.13/index.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',
    forceFit: true,
    height: 450
  });
  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。

<!DOCTYPE html>
    <html>
      <head>
        <meta charset="utf-8">
        <title>streamgraph</title>
        <script src="https://unpkg.com/react@15/dist/react.min.js"></script>
        <script src="https://unpkg.com/react-dom@15/dist/react-dom.min.js"></script>
        <script src="https://a.alipayobjects.com/g/datavis/g2/2.3.13/g2.js"></script>
        <script src="https://unpkg.com/g2-react@1.2.0/dist/index.js"></script>
        <script src="https://cdn.bootcss.com/babel-core/5.8.38/browser.min.js"></script>
        <script src="https://unpkg.com/axios/dist/axios.min.js"></script>
      </head>
      <body>
          <div id="c1"></div>
 <script type="text/babel">
    const Chart = createG2(chart => {
      const Stat = G2.Stat;
      chart.col('year', {
        tickInterval: 10
      });
      chart.col('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();
    });

const MyComponent = React.createClass({
      getInitialState() {
        return {
          data: [],
          forceFit: true,
          width: 500,
          height: 450
        };
      },
      componentDidMount: function() {
        const self = this;
        axios.get('../../../static/data/babynames.json').then(function (response) {
          self.setState({
            data: response.data
          });
        }).catch(function (error) {
          console.log(error);
        });
      },
      render() {
        if (this.state.data.length === 0) {
          return (<div></div>);
        } else {
          return (
            <div>
              <Chart
                data={this.state.data}
                width={this.state.width}
                height={this.state.height}
                forceFit={this.state.forceFit} />
            </div>
          );
        }
      },
    });
    ReactDOM.render(<MyComponent />, document.getElementById('c1'));
</script>

</body>
    </html>