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HighCharts绘制2D圆环图效果实例分享

小云云asal: 2018-01-23 09:02:261671semak imbas

本文主要介绍了jQuery插件HighCharts绘制2D圆环图效果,结合实例形式分析了jQuery使用HighCharts插件绘制圆环图的实现步骤与相关操作技巧,并附带demo源码供读者下载参考,需要的朋友可以参考下，希望能帮助到大家。

本文实例讲述了jQuery插件HighCharts绘制2D圆环图效果。分享给大家供大家参考，具体如下：

1、实例代码：

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>HighCharts 2D圆环图</title>
<script type="text/javascript" src="js/jquery-1.7.2.min.js"></script>
<script type="text/javascript" src="js/highcharts.js"></script>
<script type="text/javascript">
  $(function(){
   var colors = Highcharts.getOptions().colors,
   categories = [&#39;花&#39;, &#39;树&#39;, &#39;鱼&#39;, &#39;鸟&#39;, &#39;鲸&#39;],
   name = &#39;Browser brands&#39;,
   data = [{
     y: 55.11,
     color: colors[0],
     drilldown: {
      name: &#39;花的种类&#39;,
      categories: [&#39;梅花&#39;, &#39;桃花&#39;, &#39;梨花&#39;, &#39;樱花&#39;],
      data: [13.6, 7.35, 33.06, 2.81],
      color: colors[0]
     }
    }, {
     y: 21.63,
     color: colors[1],
     drilldown: {
      name: &#39;树的种类&#39;,
      categories: [&#39;樟树&#39;, &#39;桉树&#39;, &#39;茶树&#39;, &#39;桃树&#39;, &#39;梨树&#39;],
      data: [15.20, 3.83, 18.58, 13.12, 45.43],
      color: colors[1]
     }
    }, {
     y: 11.94,
     color: colors[2],
     drilldown: {
      name: &#39;鱼的种类&#39;,
      categories: [&#39;鲫鱼&#39;, &#39;鲢鱼&#39;, &#39;草鱼&#39;, &#39;青鱼&#39;, &#39;鲦鱼&#39;,&#39;鳙鱼&#39;, &#39;鲥鱼&#39;],
      data: [41.12, 10.19, 11.12, 14.36, 21.32, 9.91, 17.50],
      color: colors[2]
     }
    }, {
     y: 7.15,
     color: colors[3],
     drilldown: {
      name: &#39;鸟的种类&#39;,
      categories: [&#39;松鸡&#39;, &#39;卷尾&#39;, &#39;鹪鹩&#39;, &#39;岩鹨&#39;, &#39;山鹑&#39;,&#39;画眉&#39;, &#39;金鸡&#39;],
      data: [14.55, 19.42, 16.23, 16.21, 18.20, 23.19, 10.14],
      color: colors[3]
     }
    }, {
     y: 2.14,
     color: colors[4],
     drilldown: {
      name: &#39;鲸的种类&#39;,
      categories: [&#39;须鲸&#39;, &#39;蓝鲸&#39;, &#39;虎鲸&#39;],
      data: [ 24.12, 18.37, 32.65],
      color: colors[4]
     }
    }];
  // 构建物种数据
  var speciesData = [];
  var speData = [];
  for (var i = 0; i < data.length; i++) {
   // 添加物种数据
   speciesData.push({
    name: categories[i],
    y: data[i].y,
    color: data[i].color
   });
   for (var j = 0; j < data[i].drilldown.data.length; j++) {
    var brightness = 0.4 - (j / data[i].drilldown.data.length) / 5 ;
    speData.push({
     name: data[i].drilldown.categories[j],
     y: data[i].drilldown.data[j],
     color: Highcharts.Color(data[i].color).brighten(brightness).get()
    });
   }
  }
  // 创建圆环图
  $(&#39;#donutChart&#39;).highcharts({
   chart: {
    type: &#39;pie&#39;
   },
   title: {
    text: &#39;物种数量及其比例&#39;
   },
   yAxis: {
    title: {
     text: &#39;比例&#39;
    }
   },
   plotOptions: {
    pie: {
     shadow: true,
     center: [&#39;50%&#39;, &#39;50%&#39;]
    }
   },
   tooltip: {
   valueSuffix: &#39;%&#39;
   },
   series: [{
    name: &#39;物种&#39;,
    data: speciesData,
    size: &#39;70%&#39;,
    dataLabels: {
     formatter: function() {
      return this.y > 5 ? this.point.name : null;
     },
     color: &#39;white&#39;,
     distance: -30
    }
   }, {
    name: &#39;数量&#39;,
    data: speData,
    size: &#39;80%&#39;,
    innerSize: &#39;80%&#39;,
    dataLabels: {
     formatter: function() {
      return this.y > 1 ? &#39;<b>&#39;+ this.point.name +&#39;:</b> &#39;+ this.y +&#39;%&#39; : null;
     }
    }
   }]
  });
  });
</script>
</head>
<body>
 <p id="donutChart" style="width: 1250px; height: 550px; margin: 0 auto"></p>
</body>
</html>

2、运行效果图：

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