297 lines
9.5 KiB
Vue
297 lines
9.5 KiB
Vue
<template>
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<div id="lineChart" ref="lineChart" style="width: 100%; height: 300px"></div>
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</template>
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<script>
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export default {
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name: 'lineChart', //折线图组件
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props: {
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list: {
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type: Array,
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default() {
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return [];
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}
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},
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pageType: {
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type: String
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},
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title: {
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type: String
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},
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status: {
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type: String
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},
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componentName: {
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type: String
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},
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chartName: {
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type: String
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}
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// list1: {
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// type: Array,
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// default() {
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// return []
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// }
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// }
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},
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data() {
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return {
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xData: [],
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yData: [],
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yData1: [],
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yData2: [],
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yData3: [],
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arrN:[],
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// series: []
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// triggerType:'触发时刻'
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myChart: null,
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tooltip: {
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show: true
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},
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series: []
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};
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},
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created() {
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// console.log( this.componentName + '-' + this.chartName + '-' + '曲线图','40');
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},
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methods: {
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drawLine() {
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let myChart = this.$echarts.getInstanceByDom(this.$refs.lineChart)
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if (myChart == null) {
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myChart = this.$echarts.init(this.$refs.lineChart)
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}
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let option = {
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title: {
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show: true,
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text: this.componentName + '-' + this.chartName + '-' + '曲线图',
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textStyle: {
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lineHeight: '30',
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}
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},
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grid: {
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left: '2%',
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right: '4%',
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bottom: '10%',
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top: '20%',
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containLabel: true
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},
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tooltip: this.tooltip,
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xAxis: [
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{
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type: 'category',
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axisLine: {
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show: true,
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lineStyle: {
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color: '#eeebeb',
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type: 'dashed'
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}
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},
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axisTick: {
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show: false
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},
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axisLabel: {
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color: '#6c6c6c'
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},
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splitLine: {
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show: false
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},
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boundaryGap: ['5%', '5%'],
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data: this.xData
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}
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],
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yAxis: [
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{
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type: 'value',
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axisLabel: {
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color: '#6c6c6c'
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},
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splitLine: {
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lineStyle: {
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color: '#eeebeb',
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type: 'dashed'
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}
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},
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axisLine: {
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show: false
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},
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axisTick: {
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show: false
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}
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}
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],
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series: this.series
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};
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myChart.setOption(option);
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// window.onresize = () => { // 根据窗口大小变化图表自适应
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// myChart.resize();
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// };
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window.addEventListener('resize', function () {
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myChart.resize();
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});
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}
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},
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mounted() {
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// this.drawLine()
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// console.log(this.pageType, this.title, this.status);
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// console.log(this.list1);
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},
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watch: {
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list: {
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handler(newVal) {
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if (newVal) {
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// x轴的数据
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this.xData = newVal.map((val) => {
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return val.time;
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});
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this.series = [{
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name: '',
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type: 'line',
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symbolSize: 6,
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smooth: true,
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itemStyle: {
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color: '#fb864b',
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borderColor: '#fb864b',
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// borderWidth: 2
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},
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data: []
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}]
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// 区域组件触发y轴展示
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if (this.title == '类型') {
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this.tooltip = {
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formatter: '{a} {b}:{c}个',
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show: true,
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confine: true
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}
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this.series[0].name = '总量'
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// 映射出类型数组
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let arr = newVal.map(function (ele) {
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if (ele.type_data != null) {
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return ele.type_data
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}
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})
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var mapN = []
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for (var t = 0; t < arr.length; t++) {
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for (var i = 0; i < arr[t].length; i++) {
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mapN.push(arr[t][i])
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}
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}
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var lineArr = []
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// 遍历需要多少条类型折线
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if (newVal[newVal.length - 1] != undefined) {
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newVal[newVal.length - 1].type_data.forEach(ele => {
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lineArr.push({
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name: ele.name,
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type: 'line',
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data: [],
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smooth: true
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})
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})
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}
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// 筛选类型的数量
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mapN.forEach(ele => {
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if (ele.name == "机动车") {
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lineArr[0].data.push(ele.quantity)
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} else if (ele.name == '非机动车') {
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lineArr[1].data.push(ele.quantity)
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} else {
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lineArr[2].data.push(ele.quantity)
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}
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})
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for (let j = 0; j < lineArr.length; j++) {
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this.series.push(lineArr[j])
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}
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// 总和数量
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let mapNR1 = []
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newVal.map(function (ele) {
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if (ele.type_data != null) {
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var sum = ele.type_data.reduce(function (prev, cur) {
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return cur.quantity + prev;
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}, 0);
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mapNR1.push(sum)
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}
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})
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// console.log("mapNR1", mapNR1)
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this.series[0].data = mapNR1
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} else if (this.title == '速度') {
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this.tooltip = {
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formatter: '{a} {b}:{c}km/h',
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show: true,
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confine: true
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}
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this.series[0].data = newVal.map((val) => {
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return val.speed;
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});
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} else if (this.title == '流量') {
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this.tooltip = {
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formatter: '{a} {b}:{c}辆',
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show: true,
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confine: true
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}
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this.series[0].data = newVal.map((ele) => {
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return ele.in_flow + ele.out_flow
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});
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} else if (this.title == '车头时距') {
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this.tooltip = {
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formatter: '{a} {b}:{c}/s',
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show: true,
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confine: true
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}
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this.series[0].data = newVal.map((val) => {
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return val.ave_speed;
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});
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} else if (this.title == '排队数') {
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this.series[0].data = newVal.map((val) => {
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return val.n_queue;
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});
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} else if (this.title == '检测数') {
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this.series[0].data = newVal.map((val) => {
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return val.n_stay;
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});
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} else if (this.title == '延误') {
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this.series[0].data = newVal.map((val) => {
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});
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} else if (this.title == '拥堵') {
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this.series[0].data = newVal.map((val) => {
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});
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}
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if (this.$refs.lineChart) {
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this.$nextTick(() => {
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this.drawLine();
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})
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}
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}
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},
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immediate: true,
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}
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}
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};
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</script>
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<style scoped>
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</style> |