echarts 渐变色柱状图效果，label换行效果实例。
演示实例
组件代码
<template>
<div className="echarts1" ref="echarts">
</div>
</template>
<script>
import * as echarts from "echarts"
export default {
name: 'echarts1',
components: {},
props: {
id: {
type: String,
default() {
return ''
}
}
},
data() {
return {
status: '',
active: false,
xData: ['机场海关', '邮局海关', '镇海海关', '北仓海关', '大榭海关', '梅山海关', '象山海关', '甬江海关', '鄞州海关', '奉化海关',
'宁海海关',
'慈溪海关',
'余姚海关',
'海曙海关',
'保税区海关',
'栎社海关',
'杭州湾新区海关',
],
yData1: [10, 20, 30, 40, 20, 30, 20, 10, 20, 30, 40, 20, 30, 20, 10, 20, 30, 40, 20, 30, 20,],
yData2: [10, 20, 30, 40, 20, 30, 20, 10, 20, 30, 40, 20, 30, 20, 10, 20, 30, 40, 20, 30, 20,],
}
},
watch: {},
mounted() {
this.drawLine()
},
methods: {
drawLine() {
// 基于准备好的dom，初始化echarts实例
window.addEventListener('resize', this.drawLine)
var spliceStr = function (value, len) {
if (value.length <= len) {
return value
}
var newValue = "";
var k = 0;
for (var i = Math.ceil(value.length / len); i > 0; i--) {
newValue += value.substr(k, len) + (i == 1 ? '' : '\n');
k += len;
}
return newValue;
}
let myChart = echarts.init(this.$refs.echarts)
var option = {
grid: {
top: '30px',
bottom: '0px',
left: '0px',
right: '0px',
containLabel: true
},
tooltip: {
trigger: 'axis',
axisPointer: {
type: 'shadow',
shadowStyle: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: 'rgba(255, 174, 0, 0.1)'
}, {
offset: 1,
color: 'rgba(255, 174, 0, 0.5)'
}], false),
}
}
},
legend: {
top: 0,
right: 0,
itemWidth: 10,
itemHeight: 10,
textStyle: {
color: 'rgba(157, 185, 233, 1)',
fontSize: '14'
},
},
xAxis: [{
data: this.xData,
axisLabel: {
margin: 10,
color: 'rgba(202, 215, 245, 1)',
interval: 0,
textStyle: {
fontSize: 14,
lineHeight: 20
},
formatter: function (value) {
return spliceStr(value, 4)
},
},
axisLine: {
lineStyle: {
color: 'rgba(49, 119, 214, 1)',
width: 1
}
},
splitLine: {
show: false,
lineStyle: {
color: 'rgba(39, 76, 129, 0.26)',
width: 1,
}
},
axisTick: {
show: false
},
}],
yAxis: [
{
type: 'value',
axisLabel: {
color: 'rgba(202, 215, 245, 1)',
textStyle: {
fontSize: 14
},
},
axisLine: {
lineStyle: {
color: 'rgba(49, 119, 214, 1)',
}
},
axisTick: {
show: false
},
splitLine: {
show: false,
lineStyle: {
color: 'rgba(39, 76, 129, 0.26)',
width: 1,
}
}
},
{
type: 'value',
show: false,
axisLabel: {
formatter: '{value}%',
color: 'rgba(130, 153, 191, 1)',
textStyle: {
fontSize: 13
},
},
splitLine: {
lineStyle: {
color: 'rgba(39, 76, 129, 0.26)',
width: 1,
}
}
}],
series: [
{
name: '已销毁',
type: 'bar',
data: this.yData1,
barWidth: '7px',
itemStyle: {
normal: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: '#fcdc44'
}, {
offset: 1,
color: '#329cfb'
}], false),
barBorderRadius: [4, 4, 0, 0],
}
},
},
{
name: '未销毁',
type: 'bar',
data: this.yData2,
barWidth: '7px',
itemStyle: {
normal: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: '#fc7e43'
}, {
offset: 1,
color: '#b95d90'
}], false),
barBorderRadius: [4, 4, 0, 0],
}
},
}]
}
myChart.clear()
myChart.resize()
myChart.setOption(option)
},
}
}
</script>
<style lang="scss" scoped>
.echarts1 {
position: relative;
width: 100%;
height: 100%;
}
</style>
