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<template>
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<view class="charts-box"><qiun-data-charts type="ring" :opts="opts" :chartData="chartData" /></view>
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</template>
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<script>
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export default {
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props: {
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dataArr: {
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type: Array
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}
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},
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//props数据传值组件给其异步加载，使用监听
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watch: {
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dataArr(newData) {
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this.dataArr = newData;
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//获取数据后再去渲染图表
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this.getServerData();
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}
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},
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data() {
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return {
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chartData: {},
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//您可以通过修改 config-ucharts.js 文件中下标为 ['pie'] 的节点来配置全局默认参数，如都是默认参数，此处可以不传 opts 。实际应用过程中 opts 只需传入与全局默认参数中不一致的【某一个属性】即可实现同类型的图表显示不同的样式，达到页面简洁的需求。
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opts: {
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type: 'ring',
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rotate: false,
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rotateLock: false,
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color: ["#31cda6",
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"#cbd1e7",
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"#3763fa",
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"#74BA19",
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],
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// padding: [5, 5, 5, 5],
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dataLabel: false,
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enableScroll: false,
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legend: {
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show: true,
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position: "right",
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layout: "vertical",
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itemWidth: 10,
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textStyle: {
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fontSize: 12,
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color: 'red'
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},
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lineHeight: 25,
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formatter: (name) => {
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// let total = 0;
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let tarValue = 1;
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// for (let i = 0; i < seriesData.length; i++) {
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// total += seriesData[i].value;
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// if (seriesData[i].name == name) {
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// tarValue = seriesData[i].value;
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// }
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// }
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// return `${name} ${tarValue}个`;
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return name + "个"
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},
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},
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title: {
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show: false,
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name: "",
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fontSize: 15,
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color: "#666666"
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},
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subtitle: {
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show: false,
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name: "",
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fontSize: 25,
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color: "#7cb5ec"
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},
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extra: {
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ring: {
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ringWidth: 0,
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activeOpacity: 0.5,
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activeRadius: 10,
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offsetAngle: 0,
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labelWidth: 0,
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border: false,
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borderWidth: 3,
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borderColor: "#FFFFFF"
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}
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}
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}
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};
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},
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mounted() {
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this.getServerData();
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},
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methods: {
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getServerData() {
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//模拟服务器返回数据，如果数据格式和标准格式不同，需自行按下面的格式拼接
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let res = {
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series: [{
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data: this.dataArr
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// data: [{ name: '待接收', value: 0 }, { name: '进行中', value: 0 }, { name: '已完成', value: 20 }, { name: '已逾期', value: 20 }]
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}]
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};
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this.chartData = JSON.parse(JSON.stringify(res));
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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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/* 请根据实际需求修改父元素尺寸，组件自动识别宽高 */
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.charts-box {
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width: 100%;
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height: 100%;
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}
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</style>
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