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| <script setup lang="ts">
| import { ref, onMounted, onUnmounted } from 'vue';
| import * as echarts from 'echarts';
| import { createDataReceiver } from '../utils/dataFetcher';
|
| const chartContainer = ref<HTMLElement | null>(null);
| let chart: echarts.ECharts | null = null;
|
| // 存储六轴力数据的历史记录
| const dataHistory = ref<number[][]>([[], [], [], [], [], []]);
| const maxDataPoints = 100; // 最多显示100个数据点
|
| // 时间轴数据
| const timeData = ref<string[]>([]);
|
| // 初始化图表
| function initChart() {
| if (!chartContainer.value) return;
|
| chart = echarts.init(chartContainer.value);
|
| const option = {
| title: {
| text: '六维力传感器数据',
| left: 'center'
| },
| tooltip: {
| trigger: 'axis',
| formatter: function(params: any[]) {
| let result = params[0].name + '<br/>';
| params.forEach(item => {
| // 根据系列名称判断单位
| const unit = item.seriesName.startsWith('M') ? 'Nm' : 'N';
| result += item.marker + ' ' + item.seriesName + ': ' + item.value.toFixed(2) + unit + '<br/>';
| });
| return result;
| }
| },
| legend: {
| data: ['Fx', 'Fy', 'Fz', 'Mx', 'My', 'Mz'],
| top: 30
| },
| grid: {
| left: '3%',
| right: '4%',
| bottom: '3%',
| containLabel: true
| },
| xAxis: {
| type: 'category',
| boundaryGap: false,
| data: timeData.value
| },
| yAxis: {
| type: 'value',
| name: '力/力矩值'
| },
| series: [
| {
| name: 'Fx',
| type: 'line',
| data: dataHistory.value[0],
| smooth: true,
| showSymbol: false
| },
| {
| name: 'Fy',
| type: 'line',
| data: dataHistory.value[1],
| smooth: true,
| showSymbol: false
| },
| {
| name: 'Fz',
| type: 'line',
| data: dataHistory.value[2],
| smooth: true,
| showSymbol: false
| },
| {
| name: 'Mx',
| type: 'line',
| data: dataHistory.value[3],
| smooth: true,
| showSymbol: false
| },
| {
| name: 'My',
| type: 'line',
| data: dataHistory.value[4],
| smooth: true,
| showSymbol: false
| },
| {
| name: 'Mz',
| type: 'line',
| data: dataHistory.value[5],
| smooth: true,
| showSymbol: false
| }
| ]
| };
|
| chart.setOption(option);
|
| // 响应窗口大小变化
| window.addEventListener('resize', handleResize);
| }
|
| // 更新图表数据
| function updateChart(forceData: number[]) {
| if (!chart) return;
|
| // 添加时间戳
| const now = new Date();
| const timeStr = `${now.getHours()}:${now.getMinutes()}:${now.getSeconds()}`;
| timeData.value.push(timeStr);
|
| // 限制时间轴数据点数量
| if (timeData.value.length > maxDataPoints) {
| timeData.value.shift();
| }
|
| // 更新六轴力数据
| for (let i = 0; i < 6; i++) {
| dataHistory.value[i].push(forceData[i]);
|
| // 限制每条线的数据点数量
| if (dataHistory.value[i].length > maxDataPoints) {
| dataHistory.value[i].shift();
| }
| }
|
| // 更新图表
| chart.setOption({
| xAxis: {
| data: timeData.value
| },
| series: [
| { data: dataHistory.value[0] },
| { data: dataHistory.value[1] },
| { data: dataHistory.value[2] },
| { data: dataHistory.value[3] },
| { data: dataHistory.value[4] },
| { data: dataHistory.value[5] }
| ]
| });
| }
|
| // 处理窗口大小变化
| function handleResize() {
| chart?.resize();
| }
|
| // 定时获取数据
| let dataTimer: number | null = null;
|
|
| onMounted(() => {
| initChart();
|
| const receiveData = createDataReceiver( (forceData) => {
| updateChart(forceData);
| });
|
| // 每100ms获取一次数据
| dataTimer = window.setInterval(receiveData, 100);
|
| // 监听窗口大小变化，调整图表大小
| window.addEventListener('resize', handleResize);
| });
|
| onUnmounted(() => {
| // 清理定时器和事件监听
| if (dataTimer !== null) {
| clearInterval(dataTimer);
| }
|
| window.removeEventListener('resize', handleResize);
|
| // 销毁图表实例
| chart?.dispose();
| chart = null;
| });
| </script>
|
| <template>
| <div class="chart-container" ref="chartContainer"></div>
| </template>
|
| <style scoped>
| .chart-container {
| width: 100%;
| height: 540px;
| margin: 20px 0;
| }
| </style>
|
|
