Highcharts 圆环图
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(zhishitu.com)</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" style="width: 550px; height: 400px; margin: 0 auto"></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：