基础应用
2024/5/22大约 3 分钟约 976 字
折线图
<template>
<div class="Echarts">
<div id="main" style="width: 600px;height:400px;"></div>
<el-button type="primary" @click="btn">更新数据</el-button>
</div>
</template>
<script>
import echarts from 'echarts'
import j from './demo.json'
export default {
name: 'Echarts',
methods: {
myEcharts() {
// obj = JSON.parse(j)
echarts.registerTheme('customed', j)
// 基于准备好的dom，初始化echarts实例
var chartDom = document.getElementById('main');
var myChart = this.$echarts.init(chartDom,'customed');
// 指定图表的配置项和数据
var option = {
tooltip: {
trigger: 'item'
},
legend: {
top: '5%',
left: 'center'
},
series: [
{
name: '访问来源',
type: 'pie',
radius: ['40%', '70%'],
avoidLabelOverlap: false,
itemStyle: {
borderRadius: 10,
borderColor: '#fff',
borderWidth: 2
},
label: {
show: false,
position: 'center'
},
emphasis: {
label: {
show: true,
fontSize: '40',
fontWeight: 'bold'
}
},
labelLine: {
show: false
},
data: [
{value: 1048, name: '搜索引擎'},
{value: 735, name: '直接访问'},
{value: 580, name: '邮件营销'},
{value: 484, name: '联盟广告'},
{value: 300, name: '视频广告'}
]
}
]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
},
btn() {
// 基于准备好的dom，初始化echarts实例
// var myChart = this.$echarts.init(document.getElementById('main'));
echarts.registerTheme('customed', j)
// 基于准备好的dom，初始化echarts实例
var chartDom = document.getElementById('main');
var myChart = this.$echarts.init(chartDom,'customed');
let color = ['#c23531', '#2f4554', '#61a0a8', '#d48265', '#91c7ae', '#749f83', '#ca8622', '#bda29a', '#6e7074',
'#546570', '#c4ccd3'];
let option = option = {
title: {
text: '折线图堆叠'
},
tooltip: {
trigger: 'axis'
},
legend: {
data: ['邮件营销', '联盟广告', '视频广告', '直接访问', '搜索引擎']
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: 'category',
boundaryGap: false,
data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
},
yAxis: {
type: 'value'
},
series: [
{
name: '邮件营销',
type: 'line',
stack: '总量',
data: [120, 132, 101, 134, 90, 230, 210],
markLine: {
data: [
{ yAxis: 200, label: { show: false } },
],
symbol: 'none'
},
},
{
name: '联盟广告',
type: 'line',
stack: '总量',
data: [220, 182, 191, 234, 290, 330, 310]
},
{
name: '视频广告',
type: 'line',
stack: '总量',
data: [150, 232, 201, 154, 190, 330, 410]
},
{
name: '直接访问',
type: 'line',
stack: '总量',
data: [320, 332, 301, 334, 390, 330, 320]
},
{
name: '搜索引擎',
type: 'line',
stack: '总量',
data: [820, 932, 901, 934, 1290, 1330, 1320]
}
]
};
// 使用刚指定的配置项和数据显示图表。
myChart.setOption(option);
}
},
mounted() {
this.myEcharts()
},
created() {
console.log(j)
}
}
</script>
<style>
</style>标记线应用
let color = ['#c23531', '#2f4554', '#61a0a8', '#d48265', '#91c7ae', '#749f83', '#ca8622', '#bda29a', '#6e7074',
'#546570', '#c4ccd3'];
option = {
legend: {
show: false,
},
toolbox: {
show: false
},
tooltip: {
trigger: 'axis',
axisPointer: { // 坐标轴指示器，坐标轴触发有效
type: 'line' // 默认为直线，可选为：'line' | 'shadow'
}
},
Calculable: true,
grid: [
{ x: '7%', y: '7%', width: '43%', top: '20%', bottom: '11%', left: '4%', right: '47%', show: true },
{ x: '47%', y: '7%', width: '48%', top: '20%', bottom: '11%', left: '47%', right: '5%', show: true }
],
xAxis: [
{
type: 'category',
boundaryGap: false,
gridIndex: 0,
data: ['2019/07/21', '2019/07/22', '2019/07/23', '2019/07/24', '2019/07/25', '2019/07/26', '2019/07/27']
},
{
type: 'category',
boundaryGap: false,
gridIndex: 1,
min: 'dataMin',
data: ['2019/07/27','2019/07/28', '2019/07/29', '2019/07/30', '2019/07/31', '2019/08/01', '2019/08/02', '2019/08/03']
}
],
yAxis: [
{
type: 'value',
gridIndex: 0,
max: 500,
min: 50
}, {
type: 'value',
position: 'right',
max: 500,
min: 50,
gridIndex: 1,
}
],
series: [
{
name: '邮件营销',
type: 'line',
color:color[0],
tipeLang:true,
itemStyle: {
normal: {
color: '#8cd5c2', //改变折线点的颜色
lineStyle: {
color: color[0], //改变折线颜色
}
}
},
xAxisIndex: 0,
yAxisIndex: 0,
markLine: {
lineStyle: { normal: { color: color[0] } },
data: [
{ yAxis: 450, label: { show: false } },
],
symbol: 'none'
},
data: [['2019/07/21', 100], ['2019/07/22', 120], ['2019/07/23', 111],
['2019/07/24', 130], ['2019/07/25', 140], ['2019/07/26', 170], ['2019/07/27', 170]]
},
{
type: 'line',
smooth: false, //关键点，为true是不支持虚线的，实线就用true
itemStyle: {
normal: {
color: '#8cd5c2', //改变折线点的颜色
lineStyle: {
color: color[0], //改变折线颜色
type: 'dashed' //'dotted'细虚线 'dashed'粗虚线 'solid'实线
}
}
},
markLine: {
lineStyle: { normal: { color: color[0] } },
data: [{ yAxis: 450 }]
},
xAxisIndex: 1,
yAxisIndex: 1,
data: [['2019/07/27', 170], ['2019/07/28', 170], ['2019/07/29', 170], ['2019/07/30', 170],
['2019/07/31', 170], ['2019/08/01', 180], ['2019/08/02', 190], ['2019/08/03', 200]] //, [15, 210], [16, 300]
},
{
name: '视频广告',
color: color[2],
type: 'line',
tipeLang:true,
itemStyle: {
normal: {
color: '#8cd5c2', //改变折线点的颜色
lineStyle: {
color: color[2], //改变折线颜色
}
}
},
xAxisIndex: 0,
yAxisIndex: 0,
data: [['2019/07/21', 150], ['2019/07/22', 160], ['2019/07/23', 170],
['2019/07/24', 181], ['2019/07/25', 192], ['2019/07/26', 320], ['2019/07/27', 300]]
},
{
type: 'line',
smooth: false, //关键点，为true是不支持虚线的，实线就用true
itemStyle: {
normal: {
color: '#8cd5c2', //改变折线点的颜色
lineStyle: {
color: color[2], //改变折线颜色
type: 'dashed' //'dotted'虚线 'solid'实线
}
}
},
xAxisIndex: 1,
yAxisIndex: 1,
data: [['2019/07/27', 300], ['2019/07/28', 330], ['2019/07/29', 360], ['2019/07/30', 260],
['2019/07/31', 270], ['2019/08/01', 281], ['2019/08/02', 262], ['2019/08/03', 280]]
//, [15, 300], [16, 330]
},
{
type: "line",
showSymbol: false,
xAxisIndex: 1,
yAxisIndex: 1,
markLine: {
symbol: 'none',
label: {
formatter: '维修计划'
},
data: [
{
name: "维修计划",
xAxis: '2019/07/31',
lineStyle: {
normal: {
color: '#FFFFFF',
type: "dashed",
width: 2
}
},
}
]
}
}
]
};提示
在series属性添加markline属性
series: [
{
name: '邮件营销',
type: 'line',
stack: '总量',
data: [120, 132, 101, 134, 90, 230, 210],
tipeLang:true,
xAxisIndex: 0,
yAxisIndex: 0,
markLine: {
lineStyle: { normal: { color: '#8cd5c2'} },
data: [{ yAxis: 450 }]
},
}
]