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maintenance_system/src/views/integratedManage/stateManage/components/statusPie.vue

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