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236 lines
4.3 KiB
236 lines
4.3 KiB
<template>
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<view class="visualization">
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<uv-tabs :list="tabs"
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lineColor="#fff"
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:inactiveStyle="{color : '#aaa', fontSize : '24rpx'}"
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:activeStyle="{color : '#fff', fontSize : '24rpx'}"
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@click="clickTabs"></uv-tabs>
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<div class="chartContainer"
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ref="chartContainer"></div>
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</view>
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</template>
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<script>
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import * as echarts from 'echarts';
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export default {
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data() {
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return {
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tabs : [
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{
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name : '长江现货铝均价',
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},
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{
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name : '国内现货铝均价',
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},
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{
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name : '国外现货铝均价',
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},
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{
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name : '伦敦铝均价',
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},
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],
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series : [
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{
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name: '长江现货铝均价',
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type: 'line',
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data: [],
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smooth: true,
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symbol: 'circle',
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symbolSize: 8,
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itemStyle: {
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color: '#4ECDC4'
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},
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lineStyle: {
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color: '#4ECDC4',
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width: 2
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},
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areaStyle: {
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color: '#4ECDC422'
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},
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},
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{
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name: '国内现货铝均价',
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type: 'line',
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data: [],
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smooth: true,
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symbol: 'circle',
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symbolSize: 8,
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itemStyle: {
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color: '#ff0'
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},
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lineStyle: {
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color: '#ff0',
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width: 2
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},
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areaStyle: {
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color: '#ffff0022'
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},
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},
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{
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name: '国外现货铝均价',
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type: 'line',
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data: [],
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smooth: true,
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symbol: 'circle',
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symbolSize: 8,
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itemStyle: {
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color: '#cd0000'
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},
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lineStyle: {
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color: '#cd0000',
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width: 2
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},
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areaStyle: {
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color: '#cd000022'
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},
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},
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{
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name: '伦敦铝均价',
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type: 'line',
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data: [],
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smooth: true,
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symbol: 'circle',
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symbolSize: 8,
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itemStyle: {
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color: '#c800ff'
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},
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lineStyle: {
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color: '#c800ff',
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width: 2
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},
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areaStyle: {
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color: '#c800ff22'
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},
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},
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],
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dates : [],
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index : 0,
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myChart : null,
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}
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},
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created() {
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this.getData()
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},
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methods: {
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getData(){
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this.$api("alpriceNew", res => {
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if(res.code == 200){
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let data = res.result
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data.length = 4
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for(let i = 0;i < data.length;i++){
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this.dates.push(data[i].map(n => this.$dayjs(n.priceDate)
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.format('MM-DD')))
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}
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this.series.forEach((s, i) => {
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if(data[i]){
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s.data = data[i].map(n => n.price)
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}
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})
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const chartContainer = this.$refs.chartContainer;
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if (!chartContainer) {
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console.error("Chart container not found");
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return;
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}
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this.myChart = echarts.init(chartContainer);
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this.initChart()
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}
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})
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},
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initChart(data) {
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var that = this;
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let serie = this.series[this.index]
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// 配置 ECharts
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const option = {
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backgroundColor: '#1B263B',
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title: {
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text: `${serie.name} ${serie.data[serie.data.length - 1].toFixed(4)}`,
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right: '10%',
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top: '10%',
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textStyle: {
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color: '#fff',
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fontSize: 12
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}
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},
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// legend: {
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// data: ['长江铝现货', '国内现货价', '国外现货价'],
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// textStyle: {
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// color: '#fff',
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// fontSize : '9px'
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// },
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// },
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tooltip: {
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trigger: 'axis',
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formatter: '{c0}',
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backgroundColor: '#3A506B',
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textStyle: {
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color: '#fff',
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}
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},
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grid: {
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left: '58px',
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right: '1%',
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bottom: '15%'
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},
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xAxis: {
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type: 'category',
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data: this.dates[this.index],
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axisLine: {
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lineStyle: {
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color: '#fff'
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},
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},
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axisLabel: {
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color: '#fff',
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fontSize : '10px',
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}
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},
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yAxis: {
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type: 'value',
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axisLine: {
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lineStyle: {
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color: '#fff'
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}
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},
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axisLabel: {
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color: '#fff',
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formatter: function(value) {
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return value;
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}
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}
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},
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series: [this.series[this.index]]
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};
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this.myChart.setOption(option);
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},
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clickTabs(e){
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console.log(e);
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this.index = e.index
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this.initChart()
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},
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},
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}
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</script>
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<style scoped lang="scss">
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.visualization{
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background-color: #1B263B;
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padding: 20rpx 0;
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.chartContainer{
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width: 100%;
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height: 300px;
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}
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}
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</style>
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