Merge pull request 'projects/mesxc-zjl' (#337) from projects/mesxc-zjl into projects/mesxc-test
Reviewed-on: #337
This commit is contained in:
commit
5584a47575
@ -2,40 +2,39 @@
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<div
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id="analysischartLine"
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style="width: 100%"
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:style="{ height: chartHeight + 'px' }"
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></div>
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:style="{ height: chartHeight + 'px' }"></div>
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</template>
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<script>
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import * as echarts from 'echarts'
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import resize from '@/utils/chartMixins/resize'
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import * as echarts from 'echarts';
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import resize from '@/utils/chartMixins/resize';
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export default {
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name: "LineChart",
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name: 'LineChart',
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mixins: [resize],
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data() {
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return {
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chartDom: '',
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chart: '',
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chartHeight: this.tableHeight(370)
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}
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chartHeight: this.tableHeight(370),
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};
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},
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props: {
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chartData: {
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type: Array,
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required: true,
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default: () => {
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return []
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}
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}
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return [];
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},
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},
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},
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watch: {
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chartData: function () {
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this.getChart()
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}
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this.getChart();
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},
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},
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mounted() {
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window.addEventListener('resize', () => {
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this.chartHeight = this.tableHeight(370)
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})
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this.chartHeight = this.tableHeight(370);
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});
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},
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methods: {
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getChart() {
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@ -44,95 +43,89 @@ export default {
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this.chart !== '' &&
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this.chart !== undefined
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) {
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this.chart.dispose() // 页面多次刷新会出现警告，Dom已经初始化了一个实例，这是销毁实例
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this.chart.dispose(); // 页面多次刷新会出现警告，Dom已经初始化了一个实例，这是销毁实例
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}
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this.chartDom = document.getElementById('analysischartLine')
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this.chart = echarts.init(this.chartDom)
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this.chartDom = document.getElementById('analysischartLine');
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this.chart = echarts.init(this.chartDom);
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if (this.chartData.length === 0) {
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return false
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return false;
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}
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let arr = this.chartData[0].type // [水，电，煤]
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let keys = Object.keys(this.chartData[0])
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let arr = this.chartData[0].type; // [水，电，煤]
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let keys = Object.keys(this.chartData[0]);
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let yData = [
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{
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name: '本期',
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type: 'bar',
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data: [],
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barWidth: 20,
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label: {
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show: true,
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position: 'top'
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}
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},
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{
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name: '上期',
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type: 'bar',
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data: [],
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barWidth: 20,
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label: {
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show: true,
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position: 'top'
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}
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}
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]
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},
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];
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for (let j = 0; j < arr.length; j++) {
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for (let k = 0; k < keys.length; k++) {
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if (keys[k].indexOf(arr[j]+'_上期') > -1) {
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yData[1].data.push(this.chartData[0][keys[k]])
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if (keys[k].indexOf(arr[j] + '_上期') > -1) {
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yData[1].data.push(this.chartData[0][keys[k]]);
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}
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if (keys[k].indexOf(arr[j]+'_能源消耗') > -1) {
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yData[0].data.push(this.chartData[0][keys[k]])
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if (keys[k].indexOf(arr[j] + '_能源消耗') > -1) {
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yData[0].data.push(this.chartData[0][keys[k]]);
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}
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}
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}
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var option = {
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color:['#288AFF','#8EF0AB'],
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color: ['#288AFF', '#8EF0AB'],
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tooltip: {
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trigger: 'axis',
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axisPointer: {
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type: 'shadow'
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type: 'shadow',
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},
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formatter: function(params) {
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formatter: function (params) {
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return (
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params[0].axisValue +
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`<br>` +
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params.map((item) => {
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let str = `<span style="display:inline-block;width:8px;height:8px;margin: 0 8px 0 -3px;border-radius:2px;background-color:${item.color};"></span>`
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let seriesNameStr = `<span style="display:inline-block;">${item.seriesName}</span>`
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let value = item.value ? item.value : '-'
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let valueStr = `<span style="display:inline-block;margin-left:10px;color:rgba(0,0,0,0.45);">${value}</span>`
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params
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.map((item) => {
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let str = `<span style="display:inline-block;width:8px;height:8px;margin: 0 8px 0 -3px;border-radius:2px;background-color:${item.color};"></span>`;
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let seriesNameStr = `<span style="display:inline-block;">${item.seriesName}</span>`;
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let value = item.value ? item.value : '-';
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let valueStr = `<span style="display:inline-block;margin-left:10px;color:rgba(0,0,0,0.45);">${value}</span>`;
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return `<span style="display:flex; justify-content:space-between; margin-bottom: 2px">
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<span>${str}${seriesNameStr}</span>
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<span>${valueStr}</span>
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</span>`
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}).join(``)
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)
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}
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</span>`;
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})
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.join(``)
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);
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},
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},
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legend: {
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right: '1%',
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icon: 'rect',
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itemHeight: 8,
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itemWidth: 8
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itemWidth: 8,
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},
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grid: {
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left: '1%',
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right: '1%',
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bottom: '3%',
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containLabel: true
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containLabel: true,
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},
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yAxis: {
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type: 'value',
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boundaryGap: [0, 0.01]
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boundaryGap: [0, 0.01],
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},
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xAxis: {
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type: 'category',
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data: arr
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data: arr,
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},
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series: yData
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}
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series: yData,
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};
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option && this.chart.setOption(option);
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}
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}
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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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@ -74,29 +74,12 @@ export default {
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},
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// 导出excel
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exportExl(params) {
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exportTrend({ ...params }).then((res) => {
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// let fileName = '';
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// const contentDisposition = res.headers['content-disposition'];
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// if (contentDisposition) {
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// fileName = decodeURIComponent(
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// contentDisposition.slice(
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// contentDisposition.indexOf('filename=') + 9
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// )
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// );
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// }
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const blob = new Blob([res.data]);
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const reader = new FileReader();
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reader.readAsDataURL(blob);
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reader.onload = (e) => {
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const a = document.createElement('a');
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a.download = '走势分析';
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a.href = e.target.result;
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document.body.appendChild(a);
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a.click();
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document.body.removeChild(a);
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exportTrend({ ...params })
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.then((response) => {
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this.$download.excel(response, '走势分析.xls');
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this.$message.success('导出成功');
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};
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});
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})
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.catch(() => {});
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},
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},
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};
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