Highcharts 圆环图

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2023-12-01

Highcharts 饼图

以下实例演示了圆环图。

我们在前面的章节已经了解了 Highcharts 基本配置语法。接下来让我们来看下其他的配置。

配置

chart 配置

设置 chart 的 type 属性为 pie chart.type 描述了图表类型。默认值为 "line"。

var chart = {
   type: 'pie'
};

实例

文件名：highcharts_pie_donut.htm

<html>
<head>
<meta charset="UTF-8" />
<title>Highcharts 教程</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="http://code.highcharts.com/highcharts.js"></script>
</head>
<body>
<div id="container"></div>
<script language="JavaScript">
$(document).ready(function() {  
   var colors = Highcharts.getOptions().colors;
   var categories = ['MSIE', 'Firefox', 'Chrome', 'Safari', 'Opera'];
   var data = [{
            y: 55.11,
            color: colors[0],
            drilldown: {
                name: 'MSIE versions',
                categories: ['MSIE 6.0', 'MSIE 7.0', 'MSIE 8.0', 'MSIE 9.0'],
                data: [10.85, 7.35, 33.06, 2.81],
                color: colors[0]
            }
        }, {
            y: 21.63,
            color: colors[1],
            drilldown: {
                name: 'Firefox versions',
                categories: ['Firefox 2.0', 'Firefox 3.0', 'Firefox 3.5', 'Firefox 3.6', 'Firefox 4.0'],
                data: [0.20, 0.83, 1.58, 13.12, 5.43],
                color: colors[1]
            }
        }, {
            y: 11.94,
            color: colors[2],
            drilldown: {
                name: 'Chrome versions',
                categories: ['Chrome 5.0', 'Chrome 6.0', 'Chrome 7.0', 'Chrome 8.0', 'Chrome 9.0',
                    'Chrome 10.0', 'Chrome 11.0', 'Chrome 12.0'],
                data: [0.12, 0.19, 0.12, 0.36, 0.32, 9.91, 0.50, 0.22],
                color: colors[2]
            }
        }, {
            y: 7.15,
            color: colors[3],
            drilldown: {
                name: 'Safari versions',
                categories: ['Safari 5.0', 'Safari 4.0', 'Safari Win 5.0', 'Safari 4.1', 'Safari/Maxthon',
                    'Safari 3.1', 'Safari 4.1'],
                data: [4.55, 1.42, 0.23, 0.21, 0.20, 0.19, 0.14],
                color: colors[3]
            }
        }, {
            y: 2.14,
            color: colors[4],
            drilldown: {
                name: 'Opera versions',
                categories: ['Opera 9.x', 'Opera 10.x', 'Opera 11.x'],
                data: [ 0.12, 0.37, 1.65],
                color: colors[4]
            }
        }];
   var browserData = [];
   var versionsData = [];
   var i, j;
   var dataLen = data.length;
   var drillDataLen;
   var brightness;


   // Build the data arrays
   for (i = 0; i < dataLen; i += 1) {
      // add browser data
      browserData.push({
         name: categories[i],
         y: data[i].y,
         color: data[i].color
      });

      // add version data
      drillDataLen = data[i].drilldown.data.length;
      for (j = 0; j < drillDataLen; j += 1) {
         brightness = 0.2 - (j / drillDataLen) / 5;
         versionsData.push({
            name: data[i].drilldown.categories[j],
            y: data[i].drilldown.data[j],
            color: Highcharts.Color(data[i].color).brighten(brightness).get()
         });
      }
   }

   var chart = {
      type: pie
   };
   var title = {
      text: 'Browser market share, April, 2011'
   };      
   var yAxis = {
      title: {
         text: 'Total percent market share'
      }
   };
   var tooltip = {
      valueSuffix: '%'
   };
   var plotOptions = {
      pie: {
         shadow: false,
         center: ['50%', '50%']
      }
   };
   var series= [{
      name: 'Browsers',
            data: browserData,
            size: '60%',
            dataLabels: {
                formatter: function () {
                    return this.y > 5 ? this.point.name : null;
                },
                color: 'white',
                distance: -30
            }
        }, {
            name: 'Versions',
            data: versionsData,
            size: '80%',
            innerSize: '60%',
            dataLabels: {
                formatter: function () {
                    // display only if larger than 1
                    return this.y > 1 ? '' + this.point.name + ': ' + this.y + '%'  : null;
                }
            }
        }   
   ];     
      
   var json = {};   
   json.chart = chart; 
   json.title = title;  
   json.yAxis = yAxis;        
   json.tooltip = tooltip;  
   json.series = series;
   json.plotOptions = plotOptions;
   $('#container').highcharts(json);  
});
</script>
</body>
</html>

以上实例输出结果为：

Highcharts 饼图