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ljx 2025-03-05 13:19:48 +08:00
parent aed3919aee
commit a535541d9c
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<!DOCTYPE html>
<html>
<head>
<title>科技蓝饼图</title>
<script src="https://cdn.jsdelivr.net/npm/echarts@5.4.2/dist/echarts.min.js"></script>
</head>
<body>
<div id="main" style="width: 800px;height:500px;"></div>
<script>
// 数据配置
const data = [
{ value: 335, name: '数据A' },
{ value: 310, name: '数据B' },
{ value: 234, name: '数据C' },
{ value: 135, name: '数据D' }
];
// 计算总数
const total = data.reduce((sum, item) => sum + item.value, 0);
console.log(echarts)
// 初始化图表
const chart = echarts.init(document.getElementById('main'));
// 配置项
const option = {
// 科技蓝背景
backgroundColor: '#001F3F',
// 图形元素(中间总计)
graphic: {
elements: [{
type: 'text',
left: 'center',
top: 'center',
style: {
text: total.toString(),
fill: '#fff',
fontSize: 30,
fontWeight: 'bold'
}
},{
type: 'text',
left: 'center',
top: '55%',
style: {
text: '总计',
fill: '#7EC8E3',
fontSize: 16
}
}]
},
// 颜色配置(科技感配色)
color: ['#00FFFF', '#1E90FF', '#00BFFF', '#7FFFAA'],
// 饼图系列配置
series: [{
type: 'pie',
radius: ['40%', '60%'],
center: ['30%', '50%'], // 饼图靠左
label: { show: false }, // 隐藏默认标签
data: data,
itemStyle: {
borderColor: '#001F3F',
borderWidth: 3
}
}],
// 右侧图例配置
legend: {
orient: 'vertical',
right: '10%',
top: 'center',
itemGap: 20,
textStyle: {
color: '#fff',
fontSize: 14
},
formatter: (name) => {
const value = data.find(item => item.name === name).value;
return `${name} ${value} (${((value/total)*100).toFixed(1)}%)`;
}
},
// 标题样式
title: {
text: '数据分布图',
left: 'center',
textStyle: {
color: '#fff',
fontSize: 20
}
}
};
chart.setOption(option);
</script>
</body>
</html>