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业务场景:1、tooltip的背景需要渐变色,写 html 标签,
??????????????????2、饼图内部的百分比需要保留整数 ,使用formatter,
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export function genChartPieOption(pieData) {
const res = {
replaceMerge: ['series',], // 解决刷新之后y轴丢失问题
title: {
show: false,
},
tooltip: {
trigger: 'item',
backgroundColor: 'rgba(50,50,50,0)',
// borderColor: '#032E74',
borderWidth: 0,
axisPointer: {
crossStyle: {
color: '#999',
width: 2,
}
},
formatter({ color, name, value, percent }) {
const tipItems = [
{
color,
name,
value,
percent,
}
];
const resArr = [
...tipItems.map((item => {
return `<div style="background: linear-gradient(180deg, #008AFF99 0%, #114ACB99 100%);
box-shadow: 0px 0px 10px 0px rgba(4,20,55,0.79);
border-radius: 4px; padding: 12px; backdrop-filter: blur(2px);">
<div>
<div style="margin-bottom: 2px;color: #ffffff;">${item.name}<span style="margin-left: 16px;">${item.value}(${Math.round(item.percent) || 0}%)</span></div>
</div>
</div>`;
}))
]
return resArr.join('')
},
textStyle: {
color: '#D9DCE3',
},
},
legend: {
left: 'center',
bottom: 0,
itemGap: 8,
// orient: "vertical",
itemWidth: 16,
itemHeight: 10,
padding: [0, 5, 1, 0 ],
textStyle: {
fontSize: '12px',
fontFamily: 'MicrosoftYaHei',
color: '#D9DCE3',
},
},
color: [
'#0C52C3',
'#2B9DEE',
'#1BBDB7',
'#19D272',
],
series: {
type: 'pie',
radius: ['40%', '52%'],
center: ['50%', '45%'],
labelLine: {
show: false
},
label: {
show: false,
position: 'center',
},
itemStyle: {
borderRadius: 2,
borderColor: '#021744',
borderWidth: 4
},
emphasis: {
label: {
// formatter: '{b|{b}}\n{d|{d}%}', // d代表百分比
formatter: function(params) {
var d = Math.round(params.percent); // 取整数
return '{b|' + params.name + '}\n{d|' + d + '%}';
},
show: true,
verticalAlign: 'middle',
// 富文本样式
rich: {
b: {
color: '#B1C8EB',
lineHeight: 24,
fontSize: 12,
},
d: {
color: '#D9DCE3',
lineHeight: 24,
fontSize: 16,
fontWeight: 600,
},
}
}
},
data: pieData || [],
// data: [
// { value: 468, name: '客服热线' },
// { value: 816, name: '管网留言' },
// { value: 365, name: '内部人员反馈'},
// { value: 500, name: '其他'},
// ]
}
}
return res
}
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