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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>疫情数据展示</title>
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<!-- 引入 echarts.js -->
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<!-- 这里是加载刚下好的echarts.min.js，注意路径 -->
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<script src="{{url_for('static', filename='echarts.js') }}"></script>
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<script src="{{url_for('static', filename='jquery-3.5.1.min.js')}}"></script>
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</head>
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<body>
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<!-- 为ECharts准备一个具备大小（宽高）的Dom -->
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<h1 style="text-align:center;background-color: cadetblue;">
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<font face="微软雅黑" size=6>疫情数据展示</font>
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</h1>
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<div id="main1" style="width: 1300px;height:600px;"></div>
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<div id="main2" style="width: 1300px;height:600px;"></div>
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<script type="text/javascript">
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// 基于准备好的dom，初始化echarts实例
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var myChart = echarts.init(document.getElementById('main1'));
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var option={
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//backgroundColor: '#2c343c',
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title: {
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show:true,
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text: '国内各省份现存确诊病例数Top5',
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subtext: '',
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left: 'center',
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textStyle:{
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color:"rgba(0, 0, 0)",
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fontSize:20,
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align:"center"
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}
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},
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textStyle: {color: '#2c343c'},
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tooltip: {
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trigger: 'item',
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formatter: '{a} <br/>{b}: {c} ({d}%)'
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},
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legend: {
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type: 'scroll',
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orient: 'vertical',
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right: 100,
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top: 100,
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bottom: 20,
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data: []
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},
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series : [
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{
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name: '省份',
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type: 'pie',
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radius: '55%',
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center: ['50%', '50%'],
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data:[],
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emphasis: {
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itemStyle: {
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shadowBlur: 10,
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shadowOffsetX: 0,
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shadowColor: 'rgba(0, 0, 0, 0.5)'
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},
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label: {
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show: true,
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fontSize: '30',
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fontWeight: 'bold'
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}
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},
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labelLine: {
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normal: {
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lineStyle: {
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color: 'rgba(0, 0, 0, 0.4)'
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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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// 查询省份数据'query_province_datas'
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$.ajax({
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cache: false,
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type: "POST",
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url: "/query_province_datas",
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data: null,
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dataType : "json",
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async: false,
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error: function(request) {
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alert("发送请求失败！");
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},
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success: function(result) {
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for(i=0, max=result.areas.length; i<max; ++i) {
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option.series[0].data.push({value:result.curconfirms[i], name:result.areas[i]})
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option.legend.data.push(result.areas[i])
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}
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option.title.subtext = '数据更新时间：' + result.pub_date
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}
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});
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// 使用刚指定的配置项和数据显示图表。
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myChart.setOption(option);
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</script>
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<script type="text/javascript">
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// 基于准备好的dom，初始化echarts实例
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var myChart = echarts.init(document.getElementById('main2'));
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var option={
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title: {
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show:true,
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text: '国内Top20省份境外输入病例数情况',
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subtext: '',
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left: 'center',
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textStyle:{
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color:"rgba(0, 0, 0)",
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fontSize:20,
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align:"center"
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}
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},
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legend: {
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data: ['累计境外输入病例数', '现有境外输入确诊病例数'],
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left: 10
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},
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brush: {
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toolbox: ['rect', 'polygon', 'lineX', 'lineY', 'keep', 'clear'],
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xAxisIndex: 0
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},
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toolbox: {
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feature: {
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magicType: {
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type: ['stack', 'tiled']
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},
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dataView: {}
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}
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},
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tooltip: {},
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xAxis: {
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data: [],
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name: '省份',
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axisLine: {onZero: true},
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splitLine: {show: false},
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splitArea: {show: false}
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},
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yAxis: {
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inverse: true,
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splitArea: {show: false}
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},
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grid: {
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left: 100
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},
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visualMap: {
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type: 'continuous',
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dimension: 1,
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text: ['High', 'Low'],
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inverse: true,
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itemHeight: 200,
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calculable: true,
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min: -2,
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max: 6,
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top: 60,
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left: 10,
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inRange: {
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colorLightness: [0.4, 0.8]
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},
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outOfRange: {
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color: '#bbb'
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},
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controller: {
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inRange: {
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color: '#2f4554'
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}
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}
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},
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series: [
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{
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name: '累计境外输入确诊',
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type: 'bar',
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stack: 'one',
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center: ['50%', '50%'],
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emphasis: {
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itemStyle: {
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barBorderWidth: 1,
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shadowBlur: 10,
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shadowOffsetX: 0,
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shadowOffsetY: 0,
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shadowColor: 'rgba(0,0,0,0.5)'
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}
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},
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itemStyle: {
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normal: {color: 'rgba(208, 72, 68)'}
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},
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data: []
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},
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{
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name: '现有境外输入确诊',
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type: 'bar',
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stack: 'one',
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emphasis: {
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itemStyle: {
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barBorderWidth: 1,
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shadowBlur: 10,
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shadowOffsetX: 0,
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shadowOffsetY: 0,
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shadowColor: 'rgba(0,0,0,0.5)'
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}
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},
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itemStyle: {
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normal: {color: 'rgba(84, 123, 150)'}
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},
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data: []
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}
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]
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};
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$.ajax({
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cache: false,
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type: "POST",
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url: "/query_province_import_datas",
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data: null,
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dataType : "json",
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async: false,
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error: function(request) {
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alert("发送请求失败！");
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},
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success: function(result) {
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console.info(result)
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for (i=0, max=result.provinces.length; i<max; ++i) {
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option.xAxis.data.push(result.provinces[i])
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option.series[0].data.push(result.confirmed[i])
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option.series[1].data.push(result.curconfirms[i])
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}
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option.title.subtext = '数据更新时间：' + result.pub_date
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}
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});
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myChart.setOption(option);
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</script>
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</body>
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