G2 - The Grammar Of Graphics

地图 / 中国地图

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源码

<!DOCTYPE html>
  <html>
    <head>
      <meta charset="utf-8">
      <title>中国地图</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/china.json', function(mapData) {
  var Stat = G2.Stat;
  var userData = [];
  var features = mapData.features;
  for(var i=0; i<features.length; i++) {
    var name = features[i].properties.name;
    userData.push({
      "name": name,
      "value": Math.round(Math.random()*1000)
    });
  }

var chart = new G2.Chart({
    id: 'c1',
    width: 1000,
    height: 500,
    plotCfg: {
      margin: [30, 180]
    }
  });

chart.source(userData);
  chart.axis(false);
  chart.polygon().position(Stat.map.region('name', mapData))
    .color('value', '#F4EC91-#AF303C')
    .label('name', {label: {fill: '#000', shadowBlur: 5, shadowColor: '#fff'}})
    .style({
      stroke: '#333',
      lineWidth: 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/china.json', function(mapData) {
  var Stat = G2.Stat;
  var userData = [];
  var features = mapData.features;
  for(var i=0; i<features.length; i++) {
    var name = features[i].properties.name;
    userData.push({
      "name": name,
      "value": Math.round(Math.random()*1000)
    });
  }

var chart = new G2.Chart({
    id: 'c1',
    width: 1000,
    height: 500,
    plotCfg: {
      margin: [30, 180]
    }
  });

</body>
  </html>

中国地图

可视化的方法显示地理区域上的数据。使用地图作为背景，通过图形的位置来表现数据的地理位置，通常来展示数据在不同地理区域上的分布情况。了解更多