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| <template>
| <div class="visit-count" ref="chart"></div>
| </template>
|
| <script>
| import * as echarts from "echarts"
| import { countByMajor } from "@/api/screen.js"
| export default {
| data() {
| return {
| option: {},
| }
| },
| mounted() {
| this.initChart()
| },
| methods: {
| async initChart() {
| let data = [
|
| ]
| const res = await countByMajor()
| let xAxis = []
| let yAxis = []
| if (res.code == 200) {
| var obj = res.result;
| data = res.result.map(item => {
| xAxis.push(item.m2)
| yAxis.push(item.sizes)
| })
| }
| let option = {
| grid: {
| // 让图表占满容器
| top: "12%",
| left: "15%",
| right: "10%",
| bottom: "15%",
| },
| tooltip: {
| show: true,
| formatter: function (data) {
| var val = obj.filter(res=>{
| if(data.value == res.sizes){
| return res
| }
| })
| if(val.length>0){
| var num = val[0].m3
| if(num=="平方千米"){
| num= " km²";
| }else if(num=="平方米"){
| num= " m²";
| }else if(num=="千米"){
| num= " km";
| }
| return val[0].m2+":<br/>"+val[0].sizes+ num;
| }else{
| return data;
| }
| },
| },
| xAxis: {
| data: xAxis,
| axisLabel: {
| show: true,
| color: "#ffff",
|
| },
| axisTick: {
| show: false,
| },
| axisLine: {
| show: true,
| lineStyle: {
| color: "rgba(95, 180, 237, 0.32)",
| },
| },
| },
| yAxis: {
| axisLine: {
| show: false,
| },
| axisTick: {
| show: false,
| },
| axisLabel: {
| color: "#ffff",
| },
| // 分割线
| splitLine: {
| lineStyle: {
| color: "#5d7289",
| width: 1,
| type: "dashed",
| },
| },
| },
| series: [
| {
| // 顶部圆片
| type: "pictorialBar",
| animation: false,
| itemStyle: {
| color: "rgba(115, 240, 252, 1)",
| },
| symbolRepeat: false,
| symbolSize: [15, 8],
| symbolMargin: 1,
| z: 10,
| data: data,
| symbolPosition: "end",
| symbolOffset: [0, -4],
| },
| {
| // 底部圆片
| type: "pictorialBar",
| animation: false,
|
| itemStyle: {
| color: "rgba(50, 96, 225, 0.8)",
| },
| symbolRepeat: false,
| symbolSize: [15, 8],
| symbolMargin: 1,
| z: 10,
| data: data,
| symbolPosition: "start",
| symbolOffset: [0, 3],
| },
| {
| barWidth: 15,
| animation: false,
|
| type: "bar",
| label: {
| show: true,
| position: "top",
| textStyle: {
| color: "#ffff",
| },
| },
| itemStyle: {
| color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
| { offset: 1, color: "rgba(82, 180, 249, 0.35)" },
| { offset: 0, color: "rgba(82, 180, 249, 1)" },
| ]),
| },
| data: yAxis,
| },
| ],
| }
|
| const chart = echarts.init(this.$refs.chart)
|
| chart.setOption(option)
| window.addEventListener("resize", function () {
| chart.resize()
| })
| },
| },
| }
| </script>
|
| <style lang="less" scoped>
| .visit-count {
| width: 100%;
| height: calc(100% - 30px);
| }
| </style>
|
|
