143 lines
3.5 KiB
Vue
143 lines
3.5 KiB
Vue
<template>
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<div :ref="chartRef " id="coreLineChart" style="width: 100%; height: 400px;"></div>
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</template>
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<script>
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import * as echarts from 'echarts';
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export default {
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components: {},
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data() {
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return {
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myChart: null // 存储图表实例，避免重复创建
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};
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},
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props: {
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// 明确接收的props结构，增强可读性
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chartData: {
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type: Object,
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default: () => ({
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}),
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// 校验数据格式
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// validator: (value) => {
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// return Array.isArray(value.series) && Array.isArray(value.allPlaceNames);
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// }
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},
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chartRef: {
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type: String,
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default: () => 'cockpitEffChip',
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}
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},
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mounted() {
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this.$nextTick(() => {
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this.updateChart();
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});
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},
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// 新增：监听 chartData 变化
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watch: {
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// 深度监听数据变化，仅更新图表配置（不销毁实例）
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chartData: {
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handler() {
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console.log(this.chartData, 'chartData');
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this.updateChart();
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},
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deep: true,
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immediate: true // 初始化时立即执行
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}
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},
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methods: {
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updateChart() {
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const chartDom = this.$refs[this.chartRef];
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if (!chartDom) {
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console.error('图表容器未找到！');
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return;
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}
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if (this.myChart) {
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this.myChart.dispose();
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}
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this.myChart = echarts.init(chartDom);
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const { allPlaceNames, series } = this.chartData || {};
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console.log('chartData', this.chartData);
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// 处理空数据
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const xData = allPlaceNames || [];
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const chartSeries = series || []; // 父组件传递的 series
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console.log('xData', xData);
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const option = {
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tooltip: {
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trigger: 'axis',
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axisPointer: {
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type: 'cross',
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label: {
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backgroundColor: '#6a7985'
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}
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},
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},
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grid: {
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top: 30,
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bottom: 30,
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right: 20,
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left: 60,
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},
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xAxis: [
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{
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type: 'category',
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// boundaryGap: true,
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axisTick: { show: false },
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axisLine: {
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show: true,
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lineStyle: { color: 'rgba(0, 0, 0, 0.15)' }
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},
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axisLabel: {
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color: 'rgba(0, 0, 0, 0.45)',
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fontSize: 12,
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interval: 0,
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padding: [5, 0, 0, 0]
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},
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data: xData
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}
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],
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yAxis: {
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type: 'value',
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name: '%',
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nameTextStyle: {
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color: 'rgba(0, 0, 0, 0.45)',
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fontSize: 12,
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align: 'right'
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},
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//
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splitNumber: 4,
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axisTick: { show: false },
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axisLabel: {
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color: 'rgba(0, 0, 0, 0.45)',
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fontSize: 12,
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formatter: '{value}'
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},
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splitLine: { lineStyle: { color: 'rgba(0, 0, 0, 0.15)' } },
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axisLine: { show: true, lineStyle: { color: 'rgba(0, 0, 0, 0.15)' } },
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},
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series: chartSeries // 直接使用父组件传递的 series
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};
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option && this.myChart.setOption(option);
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// 窗口缩放适配和销毁逻辑保持不变
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window.addEventListener('resize', () => {
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this.myChart && this.myChart.resize();
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});
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this.$once('hook:destroyed', () => {
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window.removeEventListener('resize', () => {
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this.myChart && this.myChart.resize();
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});
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this.myChart && this.myChart.dispose();
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});
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}
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},
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};
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</script>
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