150 lines
3.2 KiB
Vue
150 lines
3.2 KiB
Vue
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<template>
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<view class="page">
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<!-- 时间筛选 -->
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<view class="filter-bar">
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<u-button
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v-for="(item, index) in timeTabs"
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:key="index"
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:type="currentTab === index ? 'primary' : 'default'"
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size="small"
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@click="changeTab(index)"
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class="filter-btn"
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>
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{{ item }}
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</u-button>
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</view>
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<!-- 饼图 -->
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<view class="chart-card" ref="chartContainer">
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<view class="chart-title">预警状态统计</view>
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<!-- 延迟渲染图表组件 -->
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<qiun-data-charts
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v-if="chartReady"
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type="pie"
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:opts="opts"
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:chartData="chartData"
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:animation="true"
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style="width: 100%; height: 300px;"
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/>
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</view>
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</view>
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</template>
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<script>
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export default {
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// 页面级注册组件
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components: {
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'qiun-data-charts': () => import('@/uni_modules/qiun-data-charts/components/qiun-data-charts/qiun-data-charts.vue')
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},
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data() {
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return {
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timeTabs: ['本周', '本月', '本季', '本年'],
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currentTab: 0,
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legendData: [
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{ name: '待处理', color: 'red', value: 10 },
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{ name: '处理中', color: '#2f91ff', value: 20 },
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{ name: '已完成', color: '#00cc66', value: 15 }
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],
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chartData: {}, // 图表数据
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opts: {}, // 图表配置
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chartReady: false // 控制组件渲染
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};
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},
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onReady() {
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// 延迟 50ms 确保 DOM 渲染完成再显示图表
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setTimeout(() => {
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this.chartReady = true;
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this.updateChartData();
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}, 50);
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},
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methods: {
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changeTab(index) {
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this.currentTab = index;
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this.updateChartData();
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},
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updateChartData() {
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// 模拟不同时间 tab 数据变化
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let newData;
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switch (this.currentTab) {
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case 0: // 本周
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newData = [10, 20, 15];
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break;
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case 1: // 本月
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newData = [30, 25, 20];
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break;
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case 2: // 本季
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newData = [50, 30, 20];
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break;
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case 3: // 本年
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newData = [100, 80, 60];
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break;
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}
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// 更新 legendData 的 value
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this.legendData.forEach((item, i) => {
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item.value = newData[i];
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});
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// chartData.series.data 必须是对象数组
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this.chartData = {
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categories: this.legendData.map(item => item.name),
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series: [
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{
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name: '预警状态',
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data: this.legendData.map(item => ({
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value: item.value,
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name: item.name
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}))
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}
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]
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};
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// 图表配置
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this.opts = {
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color: this.legendData.map(item => item.color),
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dataLabel: true,
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animation: true,
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padding: [5, 5, 5, 5],
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rotate: false
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};
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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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.page {
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background-color: #f5f5f5;
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min-height: 100vh;
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}
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.filter-bar {
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display: flex;
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justify-content: space-around;
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padding: 30rpx 20rpx 0rpx 20rpx;
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background-color: #fff;
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}
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.filter-btn {
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flex: 1;
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margin: 0 5rpx;
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}
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.chart-card {
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background-color: #fff;
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margin: 20rpx;
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border-radius: 10rpx;
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padding: 20rpx;
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}
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.chart-title {
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font-size: 30rpx;
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margin-bottom: 20rpx;
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}
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</style>
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