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| <template>
| <div class="echart1_box">
| <div>
| <el-select v-model="model" placeholder="" @change="getEchartsDta">
| <el-option v-for="item in options" :key="item.value" :label="item.label" :value="item.value">
| </el-option>
| </el-select>
| </div>
| <div class="echart">
| <div id="echart1"> </div>
| </div>
| </div>
| </template>
|
| <script>
| import {
| zhangzitou_selectInfos
| } from '../api/api.js'
| export default {
| //import引入的组件需要注入到对象中才能使用
| components: {},
| data() {
| //这里存放数据
| return {
| chartData: [],
| siteOption: [],
| model: null,
| options: [],
| };
| },
| mounted() {
| this.initChart();
| },
| //方法集合
| methods: {
| async initChart() {
| const data = await zhangzitou_selectInfos();
| if (data.code != 200) return;
| if (this.siteOption.length <= 0) {
| var std = [];
| for (var i in data.result) {
| var val = data.result[i]
| if (std.indexOf(val.line) == -1) {
| std.push(val.line)
| }
|
| }
| }
| var str = [];
| for (var i in std) {
| str.push({
| label: std[i],
| value: std[i]
| })
| }
| this.options = str;
| this.model = this.options[0].value
| this.getEchartsDta();
| },
| async getEchartsDta() {
| const data = await zhangzitou_selectInfos({ line: this.model });
| if (data.code != 200) return;
| var std =[];
| for(var i in data.result){
| var val = data.result[i]
| std.push(
| { value: val.count, name: val.type },
| )
| }
| this.lineChart(std)
| },
|
|
|
|
|
|
|
| lineChart(res) {
| let option = {
| title: {
|
| left: 'center'
| },
| tooltip: {
| trigger: 'item'
| },
| legend: {
| orient: 'vertical',
| left: 'left'
| },
| series: [
| {
| name: this.model,
| type: 'pie',
| radius: '50%',
| data: res,
| emphasis: {
| itemStyle: {
| shadowBlur: 10,
| shadowOffsetX: 0,
| shadowColor: 'rgba(0, 0, 0, 0.5)'
| }
| }
| }
| ]
| };
| let myChart = this.$echarts.init(document.getElementById("echart1"));
| myChart.setOption(option);
| window.addEventListener("resize", function () {
| myChart.resize();
| });
| },
| },
| created() { },
| };
| </script>
| <style lang="less" scoped>
| //@import url(); 引入公共css类
| .echart1_box {
| width: 100%;
| height: 100%;
| // position: absolute;
| }
|
| .echart {
| position: relative;
| width: 100%;
| margin-top: 5px;
| height: calc(100% - 50px);
| // background: skyblue;
| #echart1{
| width: 100%;
| height: 100%;
| }
| }
| </style>
|
|
