指定PIE饼图扇形每个扇面的颜色，修改每个data的ItemStyle对象的color属性即可。{value:235, name:‘买衣服’,itemStyle: {color: ‘#9966ff’}}
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>五分钟上手之折线图</title> <!-- 引入 echarts.js --> <script src="https://cdn.bootcss.com/echarts/4.2.1-rc1/echarts.min.js" type="text/javascript"></script> <script src="http://code.jquery.com/jquery-1.8.0.min.js"></script> </head> <body> <!-- 为ECharts准备一个具备大小（宽高）的Dom --> <div id="main" style="width: 600px;height:400px;"></div> <script type="text/javascript"> // 折线图 $.ajax({ url: "data.json", data: {}, type: 'GET', success: function(data) { /* alert(JSON.stringify(data))*/ }, }); // 基于准备好的dom，初始化echarts实例 var myChart = echarts.init(document.getElementById('main')); // 指定图表的配置项和数据 myChart.setOption({ tooltip: { trigger: 'item', formatter: "{a} <br/>{b}: {c} ({d}%)" }, legend: { orient: 'vertical', x: 'left', data: ['在线', '离线'] }, series: [{ name: '访问来源', type: 'pie', radius: ['50%', '70%'], avoidLabelOverlap: false, label: { normal: { show: false, position: 'center' }, emphasis: { show: true, textStyle: { fontSize: '30', fontWeight: 'bold' } } }, labelLine: { normal: { show: false } }, data: [ { value: 12, name: '在线', itemStyle: { color: '#005eff' } }, { value: 3, name: '离线', itemStyle: { color: '#ff9194' } }, ] }] }); </script> </body> </html>
