新增页面

This commit is contained in:
‘937886381’
2025-12-25 16:48:17 +08:00
parent 2d200dd1a6
commit 80deffbb42
406 changed files with 108362 additions and 189 deletions

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<template>
<div ref="cockpitEffChip" id="coreLineChart" style="width: 100%; height: 400px;"></div>
</template>
<script>
import * as echarts from 'echarts';
export default {
components: {},
data() {
return {
myChart: null, // 存储图表实例
resizeHandler: null // 存储resize事件处理函数用于后续移除
};
},
props: {
chartData: {
type: Object,
default: () => ({}),
// 可选:保留数据校验
// validator: (value) => {
// return Array.isArray(value.series) && Array.isArray(value.allPlaceNames);
// }
}
},
mounted() {
this.$nextTick(() => {
this.initChart(); // 初始化图表(只执行一次)
this.updateChart(); // 更新图表数据
});
},
watch: {
chartData: {
handler() {
console.log(this.chartData, 'chartData');
this.updateChart(); // 仅更新数据,不重新创建实例
},
deep: true,
immediate: true
}
},
beforeDestroy() {
// 组件销毁时清理资源
this.destroyChart();
},
methods: {
// 初始化图表只在mounted中执行一次
initChart() {
const chartDom = this.$refs.cockpitEffChip;
if (!chartDom) {
console.error('图表容器未找到!');
return;
}
// 只创建一次图表实例
this.myChart = echarts.init(chartDom);
// 绑定点击事件(只绑定一次,永久生效)
this.myChart.on('click', (params) => {
// 箭头函数保证this指向Vue实例
console.log('点击事件的参数:', params);
// 提取关键数据注意如果是折线图value是数组柱状图是单个值需兼容
const itemName = params.name;
// 兼容不同图表类型的value柱状图value是数值折线图是[横坐标, 纵坐标]
const itemValue = Array.isArray(params.value) ? params.value[1] : params.value;
const seriesName = params.seriesName;
console.log(`你点击了【${itemName}】,${seriesName}${itemValue}`);
this.$router.push({
path: 'fullCostAnalysisBase',
base: itemName
})
});
// 定义resize处理函数命名函数方便移除
this.resizeHandler = () => {
this.myChart && this.myChart.resize();
};
// 绑定resize事件只绑定一次
window.addEventListener('resize', this.resizeHandler);
},
// 更新图表数据(数据变化时执行)
updateChart() {
if (!this.myChart) {
return; // 实例未初始化则返回
}
const { allPlaceNames, series } = this.chartData || {};
const xData = allPlaceNames || [];
const chartSeries = series || [];
const option = {
tooltip: {
trigger: 'axis',
axisPointer: {
type: 'cross',
label: {
backgroundColor: '#6a7985'
}
}
},
grid: {
top: 30,
bottom: 30,
right: 70,
left: 40
},
xAxis: [
{
type: 'category',
boundaryGap: true,
axisTick: { show: false },
axisLine: {
show: true,
lineStyle: { color: 'rgba(0, 0, 0, 0.15)' }
},
axisLabel: {
color: 'rgba(0, 0, 0, 0.45)',
fontSize: 12,
interval: 0,
padding: [5, 0, 0, 0]
},
data: xData
}
],
yAxis: [
{
type: 'value',
name: '万元',
nameTextStyle: {
color: 'rgba(0, 0, 0, 0.45)',
fontSize: 12,
align: 'right'
},
scale: true,
splitNumber: 4,
axisTick: { show: false },
axisLabel: {
color: 'rgba(0, 0, 0, 0.45)',
fontSize: 12,
formatter: '{value}'
},
splitLine: { lineStyle: { color: 'rgba(0, 0, 0, 0.15)' } },
axisLine: { lineStyle: { color: 'rgba(0, 0, 0, 0.15)' } }
},
{
type: 'value',
nameTextStyle: {
color: 'rgba(0, 0, 0, 0.45)',
fontSize: 12,
align: 'left'
},
axisTick: { show: false },
axisLabel: {
color: 'rgba(0, 0, 0, 0.45)',
fontSize: 12,
formatter: '{value}%'
},
splitLine: { show: false },
axisLine: { lineStyle: { color: 'rgba(0, 0, 0, 0.15)' } },
splitNumber: 4
}
],
series: chartSeries
};
// 只更新配置,不重新创建实例
this.myChart.setOption(option, true); // 第二个参数true表示清空原有配置避免数据残留
},
// 销毁图表资源
destroyChart() {
// 移除resize事件
if (this.resizeHandler) {
window.removeEventListener('resize', this.resizeHandler);
}
// 销毁图表实例
if (this.myChart) {
this.myChart.dispose();
this.myChart = null;
}
}
}
};
</script>