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| <template>
| <div>
| <PanelHeader title="产品采购金额分析" />
| <div class="main-panel panel-item-customers">
| <CarouselCards :items="cardItems" :visible-count="3" />
| <div class="pie-chart-wrapper">
| <div class="pie-background"></div>
| <Echarts
| ref="chart"
| :chartStyle="chartStyle"
| :legend="landLegend"
| :series="landSeries"
| :tooltip="landTooltip"
| :color="landColors"
| :options="pieOptions"
| style="height: 320px"
| class="land-chart"
| />
| </div>
| </div>
| </div>
| </template>
|
| <script setup>
| import { ref, onMounted, computed } from 'vue'
| import Echarts from '@/components/Echarts/echarts.vue'
| import PanelHeader from './PanelHeader.vue'
| import CarouselCards from './CarouselCards.vue'
| import { rawMaterialPurchaseAmountRatio } from '@/api/viewIndex.js'
|
| /**
| * @introduction 把数组中key值相同的那一项提取出来，组成一个对象
| * @param {参数类型} array 传入的数组 [{a:"1",b:"2"},{a:"2",b:"3"}]
| * @param {参数类型} key 属性名 a
| * @return {返回类型说明}
| */
| function array2obj(array, key) {
| const resObj = {}
| for (let i = 0; i < array.length; i++) {
| resObj[array[i][key]] = array[i]
| }
| return resObj
| }
|
| // 数据列表（来自接口）
| const dataList = ref([])
|
| // 卡片数据
| const cardItems = ref([])
|
| // 颜色列表
| const landColors = ['#26FFCB', '#24CBFF', '#35FBF4', '#2651FF', '#D1E4F5', '#5782F7', '#2F67EF', '#82BAFF']
|
| const landObjData = computed(() => array2obj(dataList.value, 'name'))
|
| // 图例配置（右侧竖排）
| const landLegend = computed(() => {
| const data = dataList.value.map((d, idx) => ({
| name: d.name,
| icon: 'circle',
| textStyle: {
| fontSize: 18,
| color: landColors[idx % landColors.length],
| },
| }))
|
| return {
| orient: 'vertical',
| top: 'center',
| left: '52%',
| itemGap: 30,
| data: data,
| formatter: function (name) {
| const item = landObjData.value[name]
| if (!item) return name
| return `{title|${name}}{value|${item.value}}{unit|元}{percent|${item.rate}}{unit|%}`
| },
| textStyle: {
| rich: {
| value: {
| color: '#43e8fc',
| fontSize: 14,
| fontWeight: 600,
| padding: [0, 0, 0, 10],
| },
| unit: {
| color: '#82baff',
| fontSize: 12,
| fontWeight: 600,
| padding: [0, 10, 0, 0],
| },
| percent: {
| color: '#43e8fc',
| fontSize: 14,
| fontWeight: 600,
| padding: [0, 0, 0, 0],
| },
| title: {
| fontSize: 12,
| padding: [0, 0, 0, 0],
| },
| },
| },
| }
| })
|
| // 提示框
| const landTooltip = {
| trigger: 'item',
| formatter: '{a} <br/>{b} : {c}元 ({d}%)',
| }
|
| // 双层环形饼图
| const landSeries = ref([
| {
| name: '产品采购金额分析',
| type: 'pie',
| radius: ['40%', '60%'],
| center: ['25%', '50%'],
| itemStyle: {
| borderColor: '#0a1c3a',
| borderWidth: 2,
| color: function (params) {
| return landColors[params.dataIndex % landColors.length]
| },
| },
| label: {
| show: false
| },
| minAngle: 15,
| data: dataList.value,
| animationType: 'scale',
| animationEasing: 'elasticOut',
| animationDelay: function () {
| return Math.random() * 200
| },
| },
| {
| // 内圈
| type: 'pie',
| radius: ['40%', '45%'],
| center: ['25%', '50%'],
| silent: true,
| label: {
| show: false,
| },
| labelLine: {
| show: false,
| },
| itemStyle: {
| color: 'rgba(0, 127, 255, 0.25)',
| },
| data: [1],
| },
| ])
|
| const chartStyle = {
| width: '100%',
| height: '100%',
| }
|
| const pieOptions = {
| backgroundColor: 'transparent',
| textStyle: { color: '#B8C8E0' },
| }
|
| const fetchData = () => {
| rawMaterialPurchaseAmountRatio()
| .then((res) => {
| if (res.code === 200 && Array.isArray(res.data)) {
| const items = res.data
| cardItems.value = items.map((item) => ({
| label: item.name,
| value: item.value,
| unit: '元',
| rate: item.rate,
| }))
| dataList.value = items.map((it) => ({
| name: it.name,
| value: parseFloat(it.value) || 0,
| rate: it.rate,
| children: [],
| }))
| landSeries.value[0].data = dataList.value
| }
| })
| .catch((err) => {
| console.error('获取原材料采购金额占比失败:', err)
| })
| }
|
| onMounted(() => {
| fetchData()
| })
| </script>
|
| <style scoped>
| .main-panel {
| display: flex;
| flex-direction: column;
| gap: 20px;
| }
|
| .panel-item-customers {
| border: 1px solid #1a58b0;
| padding: 18px;
| width: 100%;
| height: 449px;
| }
|
| .pie-chart-wrapper {
| position: relative;
| width: 100%;
| height: 320px;
| background: transparent;
| }
|
|
| .pie-background {
| position: absolute;
| left: 25%;
| top: 50%;
| transform: translate(-51.5%, -50%);
| width: 310px;
| height: 310px;
| background-image: url('@/assets/BI/玫瑰图边框.png');
| background-size: contain;
| background-position: center;
| background-repeat: no-repeat;
| z-index: 1;
| pointer-events: none;
| }
| </style>
|
|
