Files
fad_oa/ruoyi-ui/src/views/dashboard/BarChart.vue
2026-04-13 17:04:38 +08:00

143 lines
3.8 KiB
Vue

<template>
<div :class="className" :style="{ height: height, width: width }" />
</template>
<script>
import * as echarts from 'echarts';
require('echarts/theme/macarons'); // echarts theme
import resize from './mixins/resize';
export default {
mixins: [resize],
props: {
className: {
type: String,
default: 'chart',
},
width: {
type: String,
default: '100%',
},
height: {
type: String,
default: '800px',
},
projectList: {
type: Array,
required: true,
default: [
{ projectName: 'Project A', laborCost: 1500, color: '#7cb5ec' },
{ projectName: 'Project B', laborCost: 800, color: '#434348' },
{ projectName: 'Project C', laborCost: 1200, color: '#90ed7d' },
{ projectName: 'Project D', laborCost: 1800, color: '#f7a35c' },
{ projectName: 'Project E', laborCost: 600, color: '#8085e9' },
]
}, // 新增prop
},
data() {
return {
chart: null,
colors: [], // 用于存储柱子颜色
laborCosts: [], // 用于存储人工成本数据
projectNames: [], // 用于存储项目名称
};
},
watch: {
projectList: {
handler(newVal) {
this.updateData(newVal);
if (this.chart) { // 确保图表已经初始化
this.setOption();
}
},
deep: true,
immediate: true,
},
},
mounted() {
this.$nextTick(() => {
this.initChart();
});
},
beforeDestroy() {
if (!this.chart) {
return;
}
this.chart.dispose();
this.chart = null;
},
methods: {
initChart() {
this.chart = echarts.init(this.$el, 'macarons');
this.updateData(this.projectList); // 初始化时更新数据
this.setOption(); // 设置图表选项
},
updateData(projectList) {
this.colors = projectList.map((item) => item.color);
this.laborCosts = projectList.map((item) => item.laborCost);
this.projectNames = projectList.map((item) => item.projectName.replace(/(.{5})/g, '$1\n')); // 保持换行格式
},
setOption() {
this.chart.setOption({
tooltip: {
trigger: 'axis',
axisPointer: { type: 'shadow' },
formatter: (params) => { // 自定义 tooltip 格式
let { dataIndex } = params[0]; // 获取鼠标悬停的索引
let projectName = this.projectNames[dataIndex]; // 获取对应的项目名称
let laborCost = this.laborCosts[dataIndex]; // 获取对应的人工成本
return `${projectName}<br/>人工成本: ${laborCost} 人天`; // 显示项目名称和人工成本
},
},
grid: {
top: 10,
left: '2%',
right: '8%',
bottom: '3%',
containLabel: true,
},
xAxis: {
max: 'dataMax',
name: '人天',
nameLocation: 'middle',
nameGap: 25,
},
yAxis: {
type: 'category',
data: this.projectNames,
inverse: true,
axisLabel: {
rotate: 45, // 设置标签旋转角度
interval: 0, // 强制显示所有标签
},
},
series: [
{
realtimeSort: true,
type: 'bar',
data: this.laborCosts,
label: {
show: true,
position: 'right',
valueAnimation: true,
},
itemStyle: {
color: (params) => this.colors[params.dataIndex], // 应用颜色
},
},
],
legend: {
show: true,
},
animationDuration: 6000,
animationDurationUpdate: 3000,
animationEasing: 'linear',
animationEasingUpdate: 'linear',
});
},
},
};
</script>