效果图展示
1.动态效果演示
2.静态切片效果图
一、确定需求方案
1.确定产品上线部署的屏幕LED分辨率
本案例基于16:9 屏宽比,F11全屏显示。
2.部署方式
浏览器打开播放,Chrome浏览器、360浏览器等。
二、整体架构设计
前端基于 Echarts开源库设计,使用WebStorm编辑器;
后端基于Python Flask实现,使用 Vscode 或 Pycharm编辑器;
数据传输格式:JSON;
数据源类型:目前采用JSON文件方式,可自行添加支持PostgreSQL、MySQL、Oracle、Microsoft SQL Server、SQLite,自行添加pandas支持Excel表格等,还可以定制HTTP API接口方式。
数据更新方式:采用http get 轮询方式 。在实际应用中,也可以视情况选择j监测后端数据实时更新,实时推送到前端的方式;
三、编码实现 (关键代码)
1.前端html代码
<body> <!-- 头部模块 --> <header> <h1><span>数据可视化页面设计</span></h1> <p><span>Data visualization page design</span></p> </header> <div class="main"> <!-- top5 --> <div class="top5"> <div class="top5-title"> <span>品牌销售TOP5</span> </div> <div class="top5-content"> <ul> <li> <div class="cicle"></div> <div class="li-content"> <span>××品牌</span> <span>15862</span> <span>82%</span> <span><img src="./images/up.png" alt=""></span> </div> </li> <li> <div class="cicle"></div> <div class="li-content"> <span>××品牌</span> <span>15862</span> <span>82%</span> <span><img src="./images/up.png" alt=""></span> </div> </li> <li> <div class="cicle"></div> <div class="li-content"> <span>××品牌</span> <span>15862</span> <span>82%</span> <span><img src="./images/up.png" alt=""></span> </div> </li> <li> <div class="cicle"></div> <div class="li-content"> <span>××品牌</span> <span>15862</span> <span>82%</span> <span><img src="./images/up.png" alt=""></span> </div> </li> <li> <div class="cicle"></div> <div class="li-content"> <span>××品牌</span> <span>15862</span> <span>82%</span> <span><img src="./images/down.png" alt=""></span> </div> </li> </ul> </div> <div class="top5-title"> <span>大类销售分析</span> </div> </div> <!-- 销售总额 --> <div class="total"> <div class="data1"> <span>年销售</span> <p id="year_sale">5684710411</p> </div> <div class="data2"> <span>月销售</span> <p id="month_sale">1457104</p> </div> <div class="data3"> <span>周销售</span> <p id="week_sale">564710</p> </div> <div class="data4"> <span>日销售</span> <p id="day_sale">14504</p> </div> <canvas class="rain"></canvas> <canvas class="dashed"></canvas> <div class="sphere"> <div class="sphere-bg"></div> <div class="sum"> <span>销售总额</span> <p id="total_sale">568971401</p> </div> </div> <div class="cicle3"></div> <div class="cicle4"></div> <div class="cicle5"></div> <div class="cicle6"></div> <div class="cicle7"></div> <div class="cicle8"> <span><div id="percent1" style="display:inline">89</div>%</span> <p>同比</p> </div> <div class="cicle9"> <span><div id="percent2" style="display:inline">89</div>%</span> <p>完成率</p> </div> <div class="cicle10"> <span><div id="percent3" style="display:inline">89</div>%</span> <p>售罄率</p> </div> <div class="cicle11"> <span><div id="percent4" style="display:inline">89</div>%</span> <p>折扣率</p> </div> </div> <!-- 会销分析 --> <div class="analyse"> <div class="analyse-title"> <span>会销情况分析</span> </div> <ul> <li> <img src="./images/s1.png" alt=""> <h5>会销目标</h5><br> <span>Marketing Target</span><br> <em>¥4,374,266</em> </li> <li> <img src="./images/s3.png" alt=""> <h5>会销目标</h5><br> <span>Marketing Target</span><br> <em>¥4,374,266</em> </li> <li> <img src="./images/s2.png" alt=""> <h5>会销目标</h5><br> <span>Marketing Target</span><br> <em>¥4,374,266</em> </li> </ul> <div class="execution"> <div class="title">完成情况</div> <div class="cicle1"></div> <div class="cicle2"></div> <div class="waterChart1"> <div class="chart-title">会销完成率</div> <div class="chart1"></div> </div> <div class="waterChart2"> <div class="chart-title">会销占比</div> <div class="chart2"></div> </div> </div> </div> <!-- 鞋服配销售分析 --> <div class="sale"> <ul> <li> <div class="showImg"> <img src="./images/shoe.png" alt=""> </div> <div class="data"> <span>鞋类</span> <span>52563</span> </div> <div class="shoeChart"></div> </li> <li> <div class="showImg"> <img src="./images/clothes.png" alt=""> </div> <div class="data"> <span>服装</span> <span>32563</span> </div> <div class="clothesChart"></div> </li> <li> <div class="showImg"> <img src="./images/mz.png" alt=""> </div> <div class="data"> <span>配饰</span> <span>12563</span> </div> <div class="mzChart"></div> </li> </ul> </div> <!-- 折线图 --> <div class="lineChart"> </div> </div> <!-- 底部模块 --> <div class="bottom"> <h5><span>数据状况</span></h5> <p>Data Status</p> </div> </body>
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2. 前端JS - echarts 折线图
// 折线图 function lineChart(ele) { var chart = echarts.init(document.querySelector(ele)); var xdata = []; var dataArr = []; for (var i = 1; i < 30; i++) { xdata.push(i); dataArr.push(Math.floor(Math.random() * 20 + 5)) } var max = Math.max.apply(null, dataArr); var seriesName = ''; option = { grid: { left: "5%", // right: "2%", bottom: "5%", top: "15%", containLabel: true }, xAxis: { type: "category", data: xdata, axisLabel: { show: true, textStyle: { color: "#fff", fontSize: 0.5 * w } }, axisLine: { lineStyle: { color: 'transparent', width: 2 //这里是为了突出显示加上的 } } }, tooltip: { show: true, trigger: 'item' }, yAxis: [{ type: 'value', // name: '立方米', min: 0, max: 25, axisLabel: { formatter: '{value}k', textStyle: { color: '#fff', fontSize: 0.5 * w } }, axisLine: { lineStyle: { color: 'transparent', width: 2 //这里是为了突出显示加上的 } }, axisTick: { show: false, }, splitLine: { show: false } }], series: [{ name: seriesName, type: 'line', stack: '总量', symbol: 'none', smooth: false, symbol: "circle", itemStyle: { normal: { color: '#34a39a', lineStyle: { color: "#34a39a", width: 2 }, areaStyle: { //color: '#94C9EC' color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{ offset: 0, color: "#08808b" }, { offset: 1, color: 'rgba(0,0,0,0.2)', } ]) } } }, data: dataArr },] }; var index = 0; //播放所在下标 var mTime = setInterval(function () { chart.dispatchAction({ type: 'showTip', seriesIndex: 0, dataIndex: index }); index++; if (index > xdata.length) { index = 0; } }, 1500); chart.setOption(option) } lineChart('.lineChart')
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3. 前端JS - 数据定时更新控制
支持在每个echarts图表中独立控制定时更新的间隔。
var init = function () { updating(); setInterval(function() {updating()}, 2000);//刷新周期设置 };
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4. 后端 Python Flask 代码
@app.route('/get_percent') def get_percent(): jsonData = {} jsonData['percent1'] = random.randint(0, 100) jsonData['percent2'] = random.randint(0, 100) jsonData['percent3'] = random.randint(0, 100) jsonData['percent4'] = random.randint(0, 100) return json.dumps(jsonData) def loop(): time.sleep(10) pass # 主程序在这里 if __name__ == "__main__": a = threading.Thread(target=loop) a.start() # 开启 flask 服务 app.run(host='127.0.0.1', port=80, debug=True)
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四、运行效果
感谢开源分享的前端代码。
五、更多案例
YYDatav的数据可视化大屏《精彩案例汇总》(Python&Echarts源码)_YYDataV的博客-CSDN博客
【工厂扫码打印&扫码装箱&错误追溯系统】完整案例详解(Python&PyQt 源码&Mysql数据库)_YYDataV数据可视化的博客-CSDN博客_pyqt案例
六、源码下载
37源码数据可视化:基于 Echarts + Python 动态实时大屏 - 销售数据看板.zip
https://download.csdn.net/download/lildkdkdkjf/87701050
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