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| <!-- e:\VSprojects\fume-supervision-vue\src\components\monitor\RealTimeData.vue -->
| <template>
| <el-card class="section" shadow="hover">
| <template #header>
| <div class="card-header">
| <span>设备实时数据</span>
| </div>
| </template>
| <el-row :gutter="20">
| <el-col :span="8">
| <el-card class="realtime-data" shadow="hover">
| <template #header>
| <span>实时分钟数据</span>
| </template>
| <el-descriptions :column="1" v-if="currentDevice">
| <el-descriptions-item label="设备编号">{{
| currentDevice.deviceId
| }}</el-descriptions-item>
| <el-descriptions-item label="设备供应商">{{
| currentDevice.supplier
| }}</el-descriptions-item>
| <el-descriptions-item label="油烟浓度"
| >{{ currentDevice.油烟浓度 }} mg/m³</el-descriptions-item
| >
| <el-descriptions-item label="风机电流"
| >{{ currentDevice.风机电流 }} A</el-descriptions-item
| >
| <el-descriptions-item label="净化器电流"
| >{{ currentDevice.净化器电流 }} A</el-descriptions-item
| >
| </el-descriptions>
| </el-card>
| </el-col>
| <el-col :span="16">
| <el-card class="realtime-chart" shadow="hover">
| <template #header>
| <span>近一小时数据</span>
| </template>
| <div ref="hourlyChart" class="chart-container"></div>
| </el-card>
| </el-col>
| </el-row>
| </el-card>
| </template>
|
| <script>
| import * as echarts from 'echarts'
|
| export default {
| name: 'RealTimeData',
| props: {
| currentDevice: {
| type: Object,
| default: null,
| },
| hourlyData: {
| type: Array,
| default: () => [],
| },
| },
| data() {
| return {
| hourlyChart: null,
| }
| },
| mounted() {
| this.initChart()
| },
| beforeUnmount() {
| if (this.hourlyChart) {
| this.hourlyChart.dispose()
| }
| },
| watch: {
| hourlyData() {
| this.updateChart()
| },
| },
| methods: {
| initChart() {
| this.hourlyChart = echarts.init(this.$refs.hourlyChart)
| this.updateChart()
|
| window.addEventListener('resize', () => {
| this.hourlyChart.resize()
| })
| },
| updateChart() {
| if (!this.hourlyChart) return
|
| const option = {
| tooltip: {
| trigger: 'axis',
| axisPointer: {
| type: 'cross',
| label: {
| backgroundColor: '#6a7985',
| },
| },
| },
| legend: {
| data: ['油烟浓度', '风机电流', '净化器电流'],
| },
| grid: {
| left: '3%',
| right: '4%',
| bottom: '3%',
| containLabel: true,
| },
| xAxis: {
| type: 'category',
| boundaryGap: false,
| data: this.hourlyData.map((item) => item.time),
| },
| yAxis: [
| {
| type: 'value',
| name: '油烟浓度 (mg/m³)',
| position: 'left',
| },
| {
| type: 'value',
| name: '电流 (A)',
| position: 'right',
| },
| ],
| series: [
| {
| name: '油烟浓度',
| type: 'line',
| data: this.hourlyData.map((item) => parseFloat(item.油烟浓度)),
| yAxisIndex: 0,
| },
| {
| name: '风机电流',
| type: 'line',
| data: this.hourlyData.map((item) => parseFloat(item.风机电流)),
| yAxisIndex: 1,
| },
| {
| name: '净化器电流',
| type: 'line',
| data: this.hourlyData.map((item) => parseFloat(item.净化器电流)),
| yAxisIndex: 1,
| },
| ],
| }
|
| this.hourlyChart.setOption(option)
| },
| },
| }
| </script>
|
| <style scoped>
| .section {
| margin-bottom: 20px;
| }
|
| .card-header {
| display: flex;
| justify-content: space-between;
| align-items: center;
| }
|
| .chart-container {
| height: 300px;
| width: 100%;
| }
| </style>
|
|
