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| <template>
| <flex-layout>
| <div class="full-height layout-box layout-box-top">
| <flex-box title="组端电压">
| <e-chart-wrapper ref="groupVol"></e-chart-wrapper>
| </flex-box>
| </div>
| </flex-layout>
| </template>
|
| <script>
| import EChartWrapper from "@/components/chart/EChartWrapper";
| import FlexBox from "@/components/FlexBox";
| import getYMin from "@/components/chart/js/getYMin";
| import getYMax from "@/components/chart/js/getYMax";
| import {formatSeconds} from "@/assets/js/tools";
| import echarts from 'echarts';
| import getSpecialPointIndex from "@/assets/js/tools/getSpecialPointIndex";
| export default {
| name: "lineMarkPoint",
| chartOpts(option) {
| let opt = option?option:{};
| let unit = opt.unit?option.unit:"";
| return {
| animation: false,
| tooltip: {
| trigger: 'axis',
| axisPointer: { // 坐标轴指示器，坐标轴触发有效
| type: 'line' // 默认为直线，可选为：'line' | 'shadow'
| },
| appendToBody: true,
| },
| grid: {
| top: '32px',
| left: '1%',
| right: '1%',
| bottom: '18px',
| containLabel: true
| },
| xAxis: [
| {
| type: 'category',
| }
| ],
| yAxis: [
| {
| type: 'value',
| name: unit?'Y('+unit+')':'Y',
| min: getYMin,
| max: getYMax,
| },
| ],
| series: [],
| }
| },
| components: {
| FlexBox,
| EChartWrapper
| },
| data() {
| return {}
| },
| methods: {
| resize() {
| this.$nextTick(()=>{
| this.$refs.groupVol.resize();
| });
| },
| setOption() {
| this.$refs.groupVol.setOption(this.$options.chartOpts({}));
| },
| setData() {
| let start = 53.5;
| let data = [];
| for(let i=0; i<10; i++) {
| start = start-0.3;
| data.push(start)
| }
| for(let i=0; i<20; i++) {
| start = start+0.4;
| data.push(start)
| }
| for(let i=0; i<100; i++) {
| start = start-0.01;
| data.push(start)
| }
| for(let i=0; i<100; i++) {
| start = start-0.4;
| data.push(start)
| }
| data = data.map(item=>{
| return item.toHold(2);
| });
|
| let specialPoint = getSpecialPointIndex(data);
| let markLine = null;
| if(specialPoint.code) {
| markLine ={
| data: [
| {
| xAxis: formatSeconds(specialPoint.min)
| },
| {
| xAxis: formatSeconds(specialPoint.max)
| }
| ]
| }
| }
|
| let volList = data.map((item,key)=>{
| return [formatSeconds(key), item.toFixed(2)];
| });
| let groupVolOpts = this.$options.chartOpts({
| unit: "V"
| });
| groupVolOpts.series = [
| {
| type: 'line',
| name: "组端电压",
| smooth: false,
| symbolSize: 0,
| sampling: 'average',
| data: volList,
| markLine: markLine,
| }
| ];
| this.$refs.groupVol.setOption(groupVolOpts);
| },
| },
| mounted() {
| this.setOption();
| setTimeout(()=>{
| this.setData();
| }, 2000);
|
| window.addEventListener('resize', this.resize);
| },
| destroyed() {
| window.removeEventListener('resize', this.resize)
| }
| }
| </script>
|
| <style scoped>
| .layout-box {
| box-sizing: border-box;
| padding: 8px;
| }
| </style>
|
|
