202 lines
4.7 KiB
Vue
202 lines
4.7 KiB
Vue
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<template>
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<div class="chart-container">
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<!--组件温度(℃) 图表内容区域 -->
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<div ref="chartRef" class="chart-content"></div>
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</div>
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</template>
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<script setup>
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import { ref, onMounted, watch } from 'vue';
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import * as echarts from 'echarts';
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// 图表DOM引用
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const chartRef = ref(null);
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// 图表实例
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let chartInstance = null;
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// 初始化图表
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const initChart = () => {
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if (chartRef.value && !chartInstance) {
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chartInstance = echarts.init(chartRef.value);
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}
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const option = {
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tooltip: {
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trigger: 'item',
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formatter: function(params) {
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// 定义名称映射关系
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const nameMap = {
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'提示信息': '设备正常',
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'一般告警': '设备中断',
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'重要告警': '设备异常'
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};
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// 使用ECharts提供的百分比值
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const percentage = params.percent.toFixed(1);
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// 返回格式化后的文本
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return `${nameMap[params.name]}: ${params.value}台 (${percentage}%)`;
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}
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},
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grid: {
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left: '0%',
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right: '20%',
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bottom: '0%',
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top: '0%',
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containLabel: true
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},
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legend: {
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top: 'middle',
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orient: 'vertical',
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right: '5%', // 调整图例位置,使其更靠近左侧
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itemWidth: 15,
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itemHeight: 15,
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formatter: function(name) {
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// 定义名称映射关系
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const nameMap = {
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'提示信息': '设备正常',
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'一般告警': '设备中断',
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'重要告警': '设备异常'
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};
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// 定义数值映射关系
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const valueMap = {
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'提示信息': 28,
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'一般告警': 45,
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'重要告警': 55
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};
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// 返回格式化后的文本
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return `${nameMap[name] || name}(${valueMap[name]})`;
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}
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},
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series: [
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{
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type: 'pie',
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radius: ['40%', '70%'],
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label: {
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show: false
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},
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labelLine: {
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show: true
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},
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color: [
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'#43CF7C', // 设备正常
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'#00B3FF', // 设备中断
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'#FB3E7A', // 设备异常
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],
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data: [
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{ value: 28, name: '提示信息' },
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{ value: 45, name: '一般告警' },
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{ value: 55, name: '重要告警' },
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],
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emphasis: {
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itemStyle: {
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shadowBlur: 10,
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shadowOffsetX: 0,
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shadowColor: 'rgba(0, 0, 0, 0.5)'
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}
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}
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}
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]
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};
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chartInstance.setOption(option);
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};
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// 响应窗口大小变化
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const handleResize = () => {
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if (chartInstance) {
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chartInstance.resize();
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}
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};
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// 生命周期钩子
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onMounted(() => {
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initChart();
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window.addEventListener('resize', handleResize);
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// 清理函数
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return () => {
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window.removeEventListener('resize', handleResize);
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if (chartInstance) {
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chartInstance.dispose();
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chartInstance = null;
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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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.chart-container {
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background-color: #fff;
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border-radius: 8px;
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overflow: hidden;
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height: 150px;
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width: 100%;
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padding: 5px;
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box-sizing: border-box;
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}
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.chart-header {
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 15px 20px;
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border-bottom: 1px solid #f0f0f0;
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}
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.chart-header h2 {
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font-size: 16px;
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font-weight: 600;
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color: #333;
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margin: 0;
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}
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.chart-content {
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width: 100%;
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height: 100%;
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padding: 5px;
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box-sizing: border-box;
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}
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@media (max-width: 768px) {
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.chart-container {
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height: 350px;
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}
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}
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@media (max-width: 480px) {
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.chart-container {
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height: 300px;
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}
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.chart-header {
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flex-direction: column;
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align-items: flex-start;
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gap: 10px;
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}
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.chart-actions {
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width: 100%;
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display: flex;
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justify-content: space-between;
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}
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.chart-actions button {
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margin: 0;
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flex: 1;
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margin-right: 5px;
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}
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.chart-actions button:last-child {
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margin-right: 0;
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}
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}
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.model {
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padding: 20px;
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background-color: rgba(242, 248, 252, 1);
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}
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</style>
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