G2 - The Grammar Of Graphics

极坐标 / 玉玦图

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源码

<!DOCTYPE html>
  <html>
    <head>
      <meta charset="utf-8">
      <title>玉玦图</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 = [
  {question: '问题 1', percent: 0.21},
  {question: '问题 2', percent: 0.47},
  {question: '问题 3', percent: 0.49},
  {question: '问题 4', percent: 0.52},
  {question: '问题 5', percent: 0.53},
  {question: '问题 6', percent: 0.54},
  {question: '问题 7', percent: 0.60},
  {question: '问题 8', percent: 0.67}
];

var Frame = G2.Frame;
var frame = new Frame(data); // 加工数据
frame.addCol('odd',function(obj,index){
  return index % 2;
});

frame.each(function(obj){
  chart.guide().text([obj.question,0],obj.question + ' ',{
    textAlign: 'right'
  });
});
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>
var data = [
  {question: '问题 1', percent: 0.21},
  {question: '问题 2', percent: 0.47},
  {question: '问题 3', percent: 0.49},
  {question: '问题 4', percent: 0.52},
  {question: '问题 5', percent: 0.53},
  {question: '问题 6', percent: 0.54},
  {question: '问题 7', percent: 0.60},
  {question: '问题 8', percent: 0.67}
];

var Frame = G2.Frame;
var frame = new Frame(data); // 加工数据
frame.addCol('odd',function(obj,index){
  return index % 2;
});

frame.each(function(obj){
  chart.guide().text([obj.question,0],obj.question + ' ',{
    textAlign: 'right'
  });
});
chart.render();
</script>

</body>
  </html>

var Frame = G2.Frame;
var frame = new Frame(data); // 加工数据
frame.addCol('odd',function(obj,index){
  return index % 2;
});

frame.each(function(obj){
  chart.guide().text([obj.question,0],obj.question + ' ',{
    textAlign: 'right'
  });
});
chart.render();
</script>

玉玦图

玉玦图（又名，环形柱状图），是柱状图关于笛卡尔坐标系转换到极坐标系的仿射变换。其意义和用法与柱状图类似。