BarChart.vue
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<template>
<div>
<div id="destination-traffic-chart" />
</div>
</template>
<script>
import echarts from 'echarts'
export default {
data() {
return {
}
},
mounted() {
this.destinationTraffic()
},
methods: {
destinationTraffic() {
const myChart = echarts.init(
document.getElementById('destination-traffic-chart')
)
const option = {
color: new echarts.graphic.LinearGradient(
1, 0, 0, 1,
[
{ offset: 0, color: '#FEAEA1' },
{ offset: 0.5, color: '#FEA198' },
{ offset: 0.8, color: '#FD7B78' },
{ offset: 1, color: '#FD7371' }
]
),
tooltip: {
trigger: 'axis',
axisPointer: {
type: 'cross',
label: {
backgroundColor: '#283b56'
}
}
},
legend: {
bottom: 10,
itemWidth: 2,
itemHeight: 8,
data: ['订单数量(万件)', '同比增长']
},
dataZoom: {
show: false,
start: 0,
end: 100
},
xAxis: [
{
type: 'category',
boundaryGap: true,
// data: (function() {
// var now = new Date()
// var res = []
// var len = 10
// while (len--) {
// res.unshift(now.toLocaleTimeString().replace(/^\D*/, ''))
// now = new Date(now - 2000)
// }
// return res
// })()
data: ['北京', '天津', '上海', '重庆', '河北', '河南', '云南', '辽宁', '黑龙江', '湖南', '安徽', '山东']
},
{
type: 'category',
boundaryGap: true,
data: (function() {
var res = []
var len = 10
while (len--) {
res.push(10 - len - 1)
}
return res
})()
}
],
yAxis: [
{
type: 'value',
scale: true,
max: 30,
min: 0,
boundaryGap: [0.2, 0.2]
},
{
type: 'value',
scale: true,
max: 1200,
min: 0,
boundaryGap: [0.2, 0.2]
}
],
series: [
{
name: '订单数量(万件)',
type: 'bar',
itemStyle: {
// 柱形图圆角，鼠标移上去效果，如果只是一个数字则说明四个参数全部设置为那么多
emphasis: {
barBorderRadius: 30
},
normal: {
// 柱形图圆角，初始化效果
barBorderRadius: [10, 10, 10, 10]
}
},
barWidth: '30%',
xAxisIndex: 1,
yAxisIndex: 1,
data: (function() {
var res = []
var len = 10
while (len--) {
res.push(Math.round(Math.random() * 1000))
}
return res
})()
},
{
name: '同比增长',
type: 'line',
itemStyle: {
color: '#699AFC'
},
data: (function() {
var res = []
var len = 0
while (len < 10) {
res.push((Math.random() * 10 + 5).toFixed(1) - 0)
len++
}
return res
})()
}
]
}
myChart.setOption(option)
window.addEventListener('resize', function() {
myChart.resize()
})
}
}
}
</script>
<style lang="scss" scoped>
#destination-traffic-chart {
height: 300px;
width: 400px;
margin: 0 auto;
}
</style>