149 lines
3.5 KiB
Vue
149 lines
3.5 KiB
Vue
<template>
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<div
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id="analysischartBar"
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style="width: 100%"
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:style="{ height: chartHeight + 'px' }"></div>
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</template>
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<script>
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import * as echarts from 'echarts';
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import resize from '@/utils/chartMixins/resize';
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export default {
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name: 'BarChart',
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mixins: [resize],
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data() {
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return {
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chartDom: '',
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chart: '',
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chartHeight: this.tableHeight(250) / 2,
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};
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},
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props: {
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chartData: {
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type: Array,
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required: true,
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default: () => {
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return [];
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},
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},
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timeDim: {
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type: String,
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default: '',
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},
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},
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watch: {
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chartData: function () {
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this.getChart();
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},
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},
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mounted() {
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window.addEventListener('resize', () => {
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this.chartHeight = this.tableHeight(250) / 2;
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});
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},
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methods: {
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getChart() {
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if (
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this.chart !== null &&
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this.chart !== '' &&
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this.chart !== undefined
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) {
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this.chart.dispose(); // 页面多次刷新会出现警告，Dom已经初始化了一个实例，这是销毁实例
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}
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this.chartDom = document.getElementById('analysischartBar');
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this.chart = echarts.init(this.chartDom);
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let tempArr = [];
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let xData = [];
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let yData = [];
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let legendData = [];
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if (this.chartData.length === 0) {
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return false;
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} else {
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tempArr = this.chartData[0].trendRespVOList;
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}
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for (let k = 0; k < tempArr.length; k++) {
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let time = '';
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if (this.timeDim === '3') {
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let year = tempArr[k].time.slice(0, 4);
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let weak = tempArr[k].time.slice(4, 6);
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time = year + ' 第 ' + weak + ' 周';
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} else {
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time = tempArr[k].time;
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}
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xData.push(time);
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}
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for (let i = 0; i < this.chartData.length; i++) {
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let obj = {
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name: this.chartData[i].objName + this.chartData[i].objCode,
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type: 'bar',
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barMaxWidth: 20,
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label: {
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show: true,
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position: 'top',
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},
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data: [],
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};
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legendData.push(this.chartData[i].objName + this.chartData[i].objCode);
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let temp = this.chartData[i].trendRespVOList;
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for (let j = 0; j < temp.length; j++) {
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let num = temp[j].useNum ? temp[j].useNum.toFixed(2) : '';
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obj.data.push(num);
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}
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yData.push(obj);
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}
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var option = {
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color: ['#FFDC94', '#8EF0AB', '#63BDFF', '#288AFF', '#7164FF'],
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tooltip: {
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trigger: 'axis',
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axisPointer: {
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type: 'shadow',
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},
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formatter: function (params) {
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return (
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params[0].axisValue +
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`<br>` +
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params
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.map((item) => {
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let str = `<span style="display:inline-block;width:8px;height:8px;margin: 0 8px 0 -3px;border-radius:2px;background-color:${item.color};"></span>`;
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let seriesNameStr = `<span style="display:inline-block;">${item.seriesName}</span>`;
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let value = item.value ? item.value : '-';
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let valueStr = `<span style="display:inline-block;margin-left:10px;color:rgba(0,0,0,0.45);">${value}</span>`;
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return `<span style="display:flex; justify-content:space-between; margin-bottom: 2px">
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<span>${str}${seriesNameStr}</span>
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<span>${valueStr}</span>
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</span>`;
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})
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.join(``)
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);
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},
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},
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grid: {
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left: '4%',
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right: '1%',
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bottom: '1%',
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containLabel: true,
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},
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legend: {
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data: legendData,
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right: '1%',
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icon: 'rect',
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itemHeight: 8,
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itemWidth: 8,
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},
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xAxis: {
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type: 'category',
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data: xData,
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axisLabel: {
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rotate: '45',
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},
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},
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yAxis: {
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type: 'value',
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},
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series: yData,
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};
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option && this.chart.setOption(option);
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},
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},
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};
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</script> |