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✅ vue + flask 前后端分离架构
✅ 实现中国地图、柱状图、折线图、水地图、环图等多种图形的echarts可视化分析
视频
vue+flask+爬虫 新冠疫情大屏实现 python 可视化分析项目源码
1 系统功能
- 读取腾讯新闻api数据解析后，存储到mysql数据库
2.利用Flask的模板引擎，通过Echats 设计了中国疫情地图、折线图、柱状图等来分析疫情数据，进行数据的可视化
2 功能图 & 架构图
3 开发环境和关键技术
- WebStorm
- pymysql
- flask
- request 、 json 等
源码
<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>传染病数据监控大屏</title>
<link rel="stylesheet" href="https://unpkg.com/element-ui/lib/theme-chalk/index.css">
<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
<script src="https://unpkg.com/element-ui/lib/index.js"></script>
<script src="https://cdn.jsdelivr.net/npm/echarts@5.4.2/dist/echarts.min.js"></script>
<script src="https://d3js.org/d3.v7.min.js"></script>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
}
body {
background: linear-gradient(135deg, #0c1b33, #1a3a5f);
color: #e0f0ff;
overflow: hidden;
}
#app {
padding: 20px;
position: relative;
height: 100vh;
display: flex;
flex-direction: column;
}
.dashboard-header {
position: relative;
margin-bottom: 20px;
padding: 15px 0;
border-bottom: 1px solid rgba(64, 158, 255, 0.3);
}
.dashboard-title {
text-align: center;
font-size: 36px;
font-weight: bold;
letter-spacing: 4px;
background: linear-gradient(to right, #4facfe, #00f2fe);
-webkit-background-clip: text;
background-clip: text;
-webkit-text-fill-color: transparent;
text-shadow: 0 0 10px rgba(79, 172, 254, 0.3);
margin-bottom: 10px;
}
.last-update {
text-align: center;
font-size: 14px;
color: #a0d8ff;
}
.dashboard-grid {
display: grid;
grid-template-columns: 1.5fr 1fr;
grid-template-rows: 1fr 1.5fr 1fr;
gap: 20px;
height: calc(100vh - 140px);
grid-template-areas:
"map kpi"
"map trend"
"dist data";
}
.dashboard-card {
background: rgba(16, 42, 88, 0.45);
border: 1px solid rgba(64, 158, 255, 0.2);
border-radius: 8px;
padding: 15px;
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
backdrop-filter: blur(4px);
position: relative;
overflow: hidden;
}
.card-title {
font-size: 18px;
font-weight: bold;
margin-bottom: 15px;
padding-bottom: 10px;
border-bottom: 1px solid rgba(64, 158, 255, 0.2);
display: flex;
align-items: center;
}
.card-title::before {
content: '';
display: inline-block;
width: 4px;
height: 18px;
background: #409eff;
margin-right: 8px;
border-radius: 2px;
}
/* 指标卡片样式 */
.kpi-container {
grid-area: kpi;
display: grid;
grid-template-columns: repeat(2, 1fr);
grid-template-rows: repeat(2, 1fr);
gap: 15px;
}
.kpi-card {
background: rgba(16, 42, 88, 0.7);
border-radius: 6px;
padding: 15px;
display: flex;
flex-direction: column;
position: relative;
overflow: hidden;
transition: all 0.3s ease;
}
.kpi-card:hover {
transform: translateY(-5px);
box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}
.kpi-label {
font-size: 14px;
color: #a0d8ff;
margin-bottom: 10px;
}
.kpi-value {
font-size: 32px;
font-weight: bold;
margin-bottom: 5px;
}
.kpi-change {
font-size: 13px;
display: flex;
align-items: center;
}
.kpi-change.up {
color: #f56c6c;
}
.kpi-change.down {
color: #67c23a;
}
/* 地图区域 */
.map-container {
grid-area: map;
position: relative;
}
/* 趋势图表 */
.trend-container {
grid-area: trend;
}
/* 分布图表 */
.distribution-container {
grid-area: dist;
}
/* 实时数据 */
.realtime-container {
grid-area: data;
display: flex;
flex-direction: column;
}
.data-list {
flex: 1;
overflow-y: auto;
}
.data-item {
padding: 12px 15px;
border-bottom: 1px solid rgba(64, 158, 255, 0.1);
display: flex;
justify-content: space-between;
transition: background 0.2s;
}
.data-item:hover {
background: rgba(64, 158, 255, 0.1);
}
.province {
font-weight: 600;
}
.number {
color: #f56c6c;
font-weight: bold;
}
/* 图表容器 */
.chart-container {
width: 100%;
height: calc(100% - 40px);
position: relative;
}
/* 装饰元素 */
.corner-decoration {
position: absolute;
width: 15px;
height: 15px;
}
.corner-tl {
top: 0;
left: 0;
border-top: 2px solid #409eff;
border-left: 2px solid #409eff;
border-top-left-radius: 4px;
}
.corner-tr {
top: 0;
right: 0;
border-top: 2px solid #409eff;
border-right: 2px solid #409eff;
border-top-right-radius: 4px;
}
.corner-bl {
bottom: 0;
left: 0;
border-bottom: 2px solid #409eff;
border-left: 2px solid #409eff;
border-bottom-left-radius: 4px;
}
.corner-br {
bottom: 0;
right: 0;
border-bottom: 2px solid #409eff;
border-right: 2px solid #409eff;
border-bottom-right-radius: 4px;
}
/* 响应式调整 */
@media (max-width: 1200px) {
.dashboard-grid {
grid-template-columns: 1fr 1fr;
grid-template-areas:
"map kpi"
"trend trend"
"dist data";
}
}
</style>
</head>
<body>
<div id="app">
<div class="dashboard-header">
<h1 class="dashboard-title">传染病数据监控大屏</h1>
<p class="last-update">最后更新: {{ updateTime }}</p>
</div>
<div class="dashboard-grid">
<!-- 关键指标区域 -->
<div class="kpi-container dashboard-card">
<div class="kpi-card">
<div class="corner-decoration corner-tl"></div>
<div class="corner-decoration corner-tr"></div>
<div class="corner-decoration corner-bl"></div>
<div class="corner-decoration corner-br"></div>
<div class="kpi-label">累计确诊病例</div>
<div class="kpi-value">{{ kpiData.totalCases | formatNumber }}</div>
<div class="kpi-change up">
<i class="el-icon-caret-top" style="margin-right: 4px;"></i>
{{ kpiData.newCases | formatNumber }} 较昨日
</div>
</div>
<div class="kpi-card">
<div class="corner-decoration corner-tl"></div>
<div class="corner-decoration corner-tr"></div>
<div class="corner-decoration corner-bl"></div>
<div class="corner-decoration corner-br"></div>
<div class="kpi-label">现有确诊病例</div>
<div class="kpi-value">{{ kpiData.currentCases | formatNumber }}</div>
<div class="kpi-change down">
<i class="el-icon-caret-bottom" style="margin-right: 4px;"></i>
{{ kpiData.currentChange | formatNumber }} 较昨日
</div>
</div>
<div class="kpi-card">
<div class="corner-decoration corner-tl"></div>
<div class="corner-decoration corner-tr"></div>
<div class="corner-decoration corner-bl"></div>
<div class="corner-decoration corner-br"></div>
<div class="kpi-label">累计治愈病例</div>
<div class="kpi-value">{{ kpiData.totalRecovered | formatNumber }}</div>
<div class="kpi-change up">
<i class="el-icon-caret-top" style="margin-right: 4px;"></i>
{{ kpiData.newRecovered | formatNumber }} 较昨日
</div>
</div>
<div class="kpi-card">
<div class="corner-decoration corner-tl"></div>
<div class="corner-decoration corner-tr"></div>
<div class="corner-decoration corner-bl"></div>
<div class="corner-decoration corner-br"></div>
<div class="kpi-label">累计死亡病例</div>
<div class="kpi-value">{{ kpiData.totalDeaths | formatNumber }}</div>
<div class="kpi-change up">
<i class="el-icon-caret-top" style="margin-right: 4px;"></i>
{{ kpiData.newDeaths | formatNumber }} 较昨日
</div>
</div>
</div>
<!-- 疫情地图区域 -->
<div class="map-container dashboard-card">
<div class="card-title">全国疫情分布地图</div>
<div class="chart-container" id="map-chart"></div>
</div>
<!-- 趋势图表区域 -->
<div class="trend-container dashboard-card">
<div class="card-title">疫情发展趋势</div>
<div class="chart-container" id="trend-chart"></div>
</div>
<!-- 分布图表区域 -->
<div class="distribution-container dashboard-card">
<div class="card-title">风险地区分布</div>
<div class="chart-container" id="distribution-chart"></div>
</div>
<!-- 实时数据区域 -->
<div class="realtime-container dashboard-card">
<div class="card-title">高风险地区实时数据</div>
<div class="data-list">
<div v-for="(item, index) in realtimeData" :key="index" class="data-item">
<span class="province">{{ item.province }}</span>
<span class="city">{{ item.city }}</span>
<span class="number">{{ item.cases }}例</span>
</div>
</div>
</div>
</div>
</div>
<script>
// 初始化Vue应用
new Vue({
el: '#app',
data() {
return {
updateTime: this.getCurrentTime(),
kpiData: {
totalCases: 985265,
newCases: 3426,
currentCases: 124823,
currentChange: -1584,
totalRecovered: 846321,
newRecovered: 4852,
totalDeaths: 14121,
newDeaths: 28
},
realtimeData: [
{ province: '北京市', city: '朝阳区', cases: 256 },
{ province: '上海市', city: '浦东新区', cases: 184 },
{ province: '广东省', city: '深圳市', cases: 152 },
{ province: '江苏省', city: '南京市', cases: 98 },
{ province: '浙江省', city: '杭州市', cases: 87 },
{ province: '湖北省', city: '武汉市', cases: 76 },
{ province: '四川省', city: '成都市', cases: 65 },
{ province: '陕西省', city: '西安市', cases: 58 },
{ province: '天津市', city: '滨海新区', cases: 49 },
{ province: '辽宁省', city: '沈阳市', cases: 42 }
],
mapChart: null,
trendChart: null,
distributionChart: null
}
},
filters: {
formatNumber(value) {
return value.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
}
},
mounted() {
this.initCharts();
this.updateTimeInterval = setInterval(() => {
this.updateTime = this.getCurrentTime();
}, 60000);
// 模拟实时数据更新
setInterval(this.updateRealtimeData, 5000);
},
beforeDestroy() {
clearInterval(this.updateTimeInterval);
},
methods: {
getCurrentTime() {
const now = new Date();
return now.getFullYear() + '-' +
(now.getMonth()+1).toString().padStart(2, '0') + '-' +
now.getDate().toString().padStart(2, '0') + ' ' +
now.getHours().toString().padStart(2, '0') + ':' +
now.getMinutes().toString().padStart(2, '0');
},
initCharts() {
// 初始化地图图表
this.mapChart = echarts.init(document.getElementById('map-chart'));
this.renderMap();
// 初始化趋势图表
this.trendChart = echarts.init(document.getElementById('trend-chart'));
this.renderTrendChart();
// 初始化分布图表
this.distributionChart = echarts.init(document.getElementById('distribution-chart'));
this.renderDistributionChart();
},
renderMap() {
// 地图配置 - 使用模拟数据
const option = {
tooltip: {
trigger: 'item',
formatter: '{b}: {c} 例'
},
visualMap: {
min: 0,
max: 5000,
text: ['高', '低'],
realtime: false,
calculable: true,
inRange: {
color: ['#1d7dc2', '#1a7fd5', '#1a6aef', '#1a54ff', '#313bff', '#5c32ff', '#8529ff', '#af1fff', '#d815ff', '#ff0be5']
}
},
series: [
{
name: '确诊病例',
type: 'map',
map: 'china',
roam: true,
label: {
show: true,
fontSize: 10
},
data: [
{name: '北京', value: 4521},
{name: '天津', value: 1420},
{name: '上海', value: 3845},
{name: '重庆', value: 2641},
{name: '河北', value: 1847},
{name: '河南', value: 2715},
{name: '云南', value: 1218},
{name: '辽宁', value: 1975},
{name: '黑龙江', value: 2140},
{name: '湖南', value: 2310},
{name: '安徽', value: 1645},
{name: '山东', value: 2950},
{name: '新疆', value: 780},
{name: '江苏', value: 3540},
{name: '浙江', value: 3985},
{name: '江西', value: 1470},
{name: '湖北', value: 3760},
{name: '广西', value: 1065},
{name: '甘肃', value: 885},
{name: '山西', value: 1267},
{name: '内蒙古', value: 985},
{name: '陕西', value: 1740},
{name: '吉林', value: 1124},
{name: '福建', value: 2310},
{name: '贵州', value: 1080},
{name: '广东', value: 4210},
{name: '青海', value: 320},
{name: '西藏', value: 85},
{name: '四川', value: 2870},
{name: '宁夏', value: 630},
{name: '海南', value: 780},
]
}
]
};
// 使用中国地图
fetch('https://geo.datav.aliyun.com/areas_v3/bound/100000_full.json')
.then(response => response.json())
.then(chinaJson => {
echarts.registerMap('china', chinaJson);
this.mapChart.setOption(option);
});
},
renderTrendChart() {
// 趋势图表配置
const option = {
tooltip: {
trigger: 'axis'
},
legend: {
data: ['新增确诊', '现有确诊', '治愈病例'],
textStyle: {
color: '#e0f0ff'
},
right: 10,
top: 10
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
xAxis: {
type: 'category',
boundaryGap: false,
data: ['8/1', '8/2', '8/3', '8/4', '8/5', '8/6', '8/7'],
axisLine: {
lineStyle: {
color: '#e0f0ff'
}
}
},
yAxis: {
type: 'value',
axisLine: {
lineStyle: {
color: '#e0f0ff'
}
},
splitLine: {
lineStyle: {
color: 'rgba(255, 255, 255, 0.1)'
}
}
},
series: [
{
name: '新增确诊',
type: 'line',
data: [4250, 4870, 4520, 3920, 3560, 3420, 3426],
smooth: true,
lineStyle: {
width: 3,
color: '#f56c6c'
},
symbol: 'circle',
symbolSize: 8,
itemStyle: {
color: '#f56c6c'
},
areaStyle: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [
{ offset: 0, color: 'rgba(245, 108, 108, 0.5)' },
{ offset: 1, color: 'rgba(245, 108, 108, 0.1)' }
])
}
},
{
name: '现有确诊',
type: 'line',
data: [154200, 148600, 142500, 135800, 129500, 126400, 124800],
smooth: true,
lineStyle: {
width: 3,
color: '#e6a23c'
},
symbol: 'circle',
symbolSize: 8,
itemStyle: {
color: '#e6a23c'
}
},
{
name: '治愈病例',
type: 'line',
data: [785240, 795680, 805420, 815650, 825900, 836580, 846320],
smooth: true,
lineStyle: {
width: 3,
color: '#67c23a'
},
symbol: 'circle',
symbolSize: 8,
itemStyle: {
color: '#67c23a'
}
}
]
};
this.trendChart.setOption(option);
},
renderDistributionChart() {
// 分布图表配置
const option = {
tooltip: {
trigger: 'item',
formatter: '{a} <br/>{b}: {c} ({d}%)'
},
legend: {
orient: 'vertical',
left: 10,
top: 'center',
data: ['高风险地区', '中风险地区', '低风险地区'],
textStyle: {
color: '#e0f0ff'
}
},
series: [
{
name: '风险地区分布',
type: 'pie',
radius: ['50%', '70%'],
center: ['65%', '50%'],
avoidLabelOverlap: false,
itemStyle: {
borderRadius: 10,
borderColor: '#0c1b33',
borderWidth: 2
},
label: {
show: false,
position: 'center'
},
emphasis: {
label: {
show: true,
fontSize: '16',
fontWeight: 'bold',
color: '#fff'
}
},
labelLine: {
show: false
},
data: [
{ value: 25, name: '高风险地区', itemStyle: { color: '#f56c6c' } },
{ value: 45, name: '中风险地区', itemStyle: { color: '#e6a23c' } },
{ value: 30, name: '低风险地区', itemStyle: { color: '#67c23a' } }
]
}
]
};
this.distributionChart.setOption(option);
},
updateRealtimeData() {
// 模拟实时数据更新
const provinces = ['北京市', '上海市', '广东省', '江苏省', '浙江省', '湖北省', '四川省', '陕西省', '天津市', '辽宁省'];
const cities = {
'北京市': ['朝阳区', '海淀区', '丰台区', '西城区', '东城区'],
'上海市': ['浦东新区', '闵行区', '徐汇区', '黄浦区', '虹口区'],
'广东省': ['深圳市', '广州市', '东莞市', '佛山市', '珠海市'],
'江苏省': ['南京市', '苏州市', '无锡市', '徐州市', '常州市'],
'浙江省': ['杭州市', '宁波市', '温州市', '嘉兴市', '绍兴市'],
'湖北省': ['武汉市', '黄冈市', '孝感市', '荆州市', '宜昌市'],
'四川省': ['成都市', '绵阳市', '德阳市', '泸州市', '南充市'],
'陕西省': ['西安市', '咸阳市', '宝鸡市', '渭南市', '汉中市'],
'天津市': ['滨海新区', '南开区', '河西区', '河东区', '河北区'],
'辽宁省': ['沈阳市', '大连市', '鞍山市', '抚顺市', '锦州市']
};
const newData = [];
for (let i = 0; i < 10; i++) {
const province = provinces[Math.floor(Math.random() * provinces.length)];
const cityArr = cities[province];
const city = cityArr[Math.floor(Math.random() * cityArr.length)];
const cases = Math.floor(Math.random() * 100) + 20;
newData.push({ province, city, cases });
}
this.realtimeData = newData;
}
}
});
</script>
</body>
</html>