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mapv

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a library of geography visualization

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<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> <style type="text/css"> html, body { width: 100%; height: 100%; margin: 0; padding: 0; overflow: hidden; } #map { width: 100%; height: 100%; } #panel { position:absolute; left: 10px; top: 10px; background:rgba(0, 0, 0, 0.5); color: #fff; font-size: 38px; padding: 10px; } #loading { position:absolute; left: 50%; top: 100px; color: #fff; background: rgba(0, 0, 0, 0.5); padding: 20px; } </style> </head> <body> <div id="map"></div> <div id='panel'></div> <div id='loading'>加载中。。</div> <script type="text/javascript" src="//apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script> <script type="text/javascript" src="//api.map.baidu.com/api?v=2.0&ak=1XjLLEhZhQNUzd93EjU5nOGQ"></script> <script type="text/javascript" src="../build/mapv.js"></script> <script type="text/javascript"> // 百度地图API功能 var map = new BMap.Map("map", { enableMapClick: false }); // 创建Map实例 map.centerAndZoom(new BMap.Point(116.417471,39.92361), 16); // 初始化地图,设置中心点坐标和地图级别 map.enableScrollWheelZoom(true); // 开启鼠标滚轮缩放 map.setMapStyle({ style: 'grayscale' }); $.get('data/wangfujin.csv', function(csvstr) { var dataSet = mapv.csv.getDataSet(csvstr); dataSet.initGeometry(); var data = dataSet.get(); for (var i = 0; i < data.length; i++) { var time = data[i].time; data[i].time = new Date(time.substr(0, 4) + '-' + time.substr(4, 2) + '-' + time.substr(6, 2) + ' ' + time.substr(8, 2) + ':' + time.substr(10, 2) + ':' + time.substr(12, 2)).getTime(); } dataSet.set(data); var options = { size: 90, unit: 'm', gradient: { 0.25: "rgb(0,0,255)", 0.55: "rgb(0,255,0)", 0.85: "yellow", 1.0: "rgb(255,0,0)"}, max: dataSet.getMax('count'), animation: { type: 'time', /* stepsRange: { start: 0, end: 100 }, */ trails: 29 * 60 * 1000, duration: 15, }, updateCallback: function(e) { var time = new Date(e); $('#panel').html("时间" + time.getFullYear() + '年' + (time.getMonth() + 1)+ '月' + time.getDate() + '日' + time.getHours() + ':' + time.getMinutes()); }, coordType: 'bd09mc', draw: 'heatmap' } var mapvLayer = new mapv.baiduMapLayer(map, dataSet, options); $('#loading').hide(); }); </script> </body> </html>