下定决心,好好过一天 ~
var chartDom = document.getElementById('main');
var myChart = echarts.init(chartDom);
var option;
option = {
title: {
text: '南丁格尔玫瑰图',
subtext: '耶!',
left: 'center'
},
tooltip: {
trigger: 'item',
formatter: '{a} <br/>{b} : {c} ({d}%)' // <br/>换行
//a:(系列名称) b:(数据名称) c:(数值) d:(饼图百分比)
},
legend: { //图列名称
left: 'center',
top: 'bottom',
data: ['rose1', 'rose2', 'rose3', 'rose4', 'rose5', 'rose6', 'rose7', 'rose8']
},
toolbox: { //工具栏
show: true, //是否显示
feature: { //各工具配置项
mark: {show: true},
dataView: {show: true, readOnly: false},//数据视图,可以展现当前图表数据,还可以动态修改更新
restore: {show: true}, //配置项还原
saveAsImage: {show: true} //保存为图片
}
},
series: [
{
name: '半径模式',
type: 'pie',
radius: [20, 140],
center: ['25%', '50%'], //图圆心的坐标
roseType: 'radius', //通过扇形圆心角展现数据的百分比,半径展示数据大小
itemStyle: {
borderRadius: 5
},
label: {
show: false
},
emphasis: {
label: {
show: true
}
},
data: [
{value: 40, name: 'rose 1'},
{value: 33, name: 'rose 2'},
{value: 28, name: 'rose 3'},
{value: 22, name: 'rose 4'},
{value: 20, name: 'rose 5'},
{value: 15, name: 'rose 6'},
{value: 12, name: 'rose 7'},
{value: 10, name: 'rose 8'}
]
},
{
name: '面积模式',
type: 'pie',
radius: [20, 140],
center: ['75%', '50%'],
roseType: 'area', //所有圆心角相同,仅通过半径展示数据大小
itemStyle: {
borderRadius: '100%' //内圆半径和外圆半径
},
data: [
{value: 30, name: 'rose 1'},
{value: 28, name: 'rose 2'},
{value: 26, name: 'rose 3'},
{value: 24, name: 'rose 4'},
{value: 22, name: 'rose 5'},
{value: 20, name: 'rose 6'},
{value: 18, name: 'rose 7'},
{value: 16, name: 'rose 8'}
]
}
]
};
myChart.setOption(option);