
嵌套环形饼状图,环形图内置饼状图,调节位置即可,示例代码如下:
```go
option = {
tooltip: {
trigger: 'item',
formatter: '{a} <br/>{b}: {c} ({d}%)'
},
legend: {
data: ['直达', '营销广告', '搜索引擎', '邮件营销', '联盟广告', '视频广告', '百度', '谷歌', '必应', '其他']
},
series: [
{
name: '访问来源',
type: 'pie',
selectedMode: 'single',
radius: [0, '30%'],
label: {
position: 'inner',
fontSize: 14,
},
labelLine: {
show: false
},
data: [
{value: 1548, name: '搜索引擎'},
{value: 775, name: '直达'},
{value: 679, name: '营销广告', selected: true}
]
},
{
name: '访问来源',
type: 'pie',
radius: ['45%', '60%'],
labelLine: {
length: 30,
},
label: {
formatter: '{a|{a}}{abg|}\n{hr|}\n {b|{b}:}{c} {per|{d}%} ',
backgroundColor: '#F6F8FC',
borderColor: '#8C8D8E',
borderWidth: 1,
borderRadius: 4,
rich: {
a: {
color: '#6E7079',
lineHeight: 22,
align: 'center'
},
hr: {
borderColor: '#8C8D8E',
width: '100%',
borderWidth: 1,
height: 0
},
b: {
color: '#4C5058',
fontSize: 14,
fontWeight: 'bold',
lineHeight: 33
},
per: {
color: '#fff',
backgroundColor: '#4C5058',
padding: [3, 4],
borderRadius: 4
}
}
},
data: [
{value: 1048, name: '百度'},
{value: 335, name: '直达'},
{value: 310, name: '邮件营销'},
{value: 251, name: '谷歌'},
{value: 234, name: '联盟广告'},
{value: 147, name: '必应'},
{value: 135, name: '视频广告'},
{value: 102, name: '其他'}
]
}
]
};
本文介绍如何通过编程实现嵌套环形饼状图,内环为饼状图,外环为环形图,通过调整位置展现数据关系。示例代码详细展示了实现过程。
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