G2 - The Grammar Of Graphics

饼图 / 饼图

选择主题

源码

<!DOCTYPE html>
  <html>
    <head>
      <meta charset="utf-8">
      <title>饼图</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>
var data = [
  {name: 'Microsoft Internet Explorer', value: 56.33 },
  {name: 'Chrome', value: 24.03},
  {name: 'Firefox', value: 10.38},
  {name: 'Safari',  value: 4.77},
  {name: 'Opera', value: 0.91},
  {name: 'Proprietary or Undetectable', value: 0.2}
];
var Stat = G2.Stat;
var chart = new G2.Chart({
  id: 'c1',
  width: 1000,
  height: 500
});
chart.source(data);

// 重要：绘制饼图时，必须声明 theta 坐标系
chart.coord('theta', {
  radius: 0.8 // 设置饼图的大小
});
chart.legend('name', {
  position: 'bottom'
});
chart.tooltip({
  title: null,
  map: {
    value: 'value'
  }
});
chart.intervalStack()
  .position(Stat.summary.percent('value'))
  .color('name')
  .label('name*..percent',function(name, percent){
    percent = (percent * 100).toFixed(2) + '%';
    return name + ' ' + percent;
  });

chart.render();

// 设置默认选中
var geom = chart.getGeoms()[0]; // 获取所有的图形
var items = geom.getData(); // 获取图形对应的数据
geom.setSelected(items[1]); // 设置选中
</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>
var data = [
  {name: 'Microsoft Internet Explorer', value: 56.33 },
  {name: 'Chrome', value: 24.03},
  {name: 'Firefox', value: 10.38},
  {name: 'Safari',  value: 4.77},
  {name: 'Opera', value: 0.91},
  {name: 'Proprietary or Undetectable', value: 0.2}
];
var Stat = G2.Stat;
var chart = new G2.Chart({
  id: 'c1',
  width: 1000,
  height: 500
});
chart.source(data);

chart.render();

// 设置默认选中
var geom = chart.getGeoms()[0]; // 获取所有的图形
var items = geom.getData(); // 获取图形对应的数据
geom.setSelected(items[1]); // 设置选中
</script>

</body>
  </html>

饼图

饼图广泛得应用在各个领域，用于表示不同分类的占比情况，通过弧度大小来对比各种分类。了解更多