mapv
Version:
a library of geography visualization
95 lines (78 loc) • 2.8 kB
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%;
}
</style>
</head>
<body>
<div id="map"></div>
<canvas id="canvas"></canvas>
<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(105.403119, 38.028658), 5); // 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: 'midnight'
});
var randomCount = 100000;
var data = [];
var citys = ["北京","天津","上海","重庆","石家庄","太原","呼和浩特","哈尔滨","长春","沈阳","济南","南京","合肥","杭州","南昌","福州","郑州","武汉","长沙","广州","南宁","西安","银川","兰州","西宁","乌鲁木齐","成都","贵阳","昆明","拉萨","海口"];
// 构造数据
while (randomCount--) {
var cityCenter = mapv.utilCityCenter.getCenterByCityName(citys[parseInt(Math.random() * citys.length)]);
data.push({
geometry: {
type: 'Point',
coordinates: [cityCenter.lng - 5 + Math.random() * 10, cityCenter.lat - 5 + Math.random() * 10]
}
});
}
var dataSet = new mapv.DataSet(data);
var options = {
fillStyle: 'rgba(255, 50, 0, 1.0)',
// shadowColor: 'rgba(255, 250, 50, 1)',
// shadowBlur: 10,
size: 5,
minSize: 8,
maxSize: 31,
globalAlpha: 0.8,
maxZoom: 10,
clusterRadius: 150,
methods: {
click: function(item) {
console.log(item);
}
},
maxZoom: 19,
label: {
show: true,
fillStyle: 'white',
// shadowColor: 'yellow',
// font: '20px Arial',
// shadowBlur: 10,
},
gradient: { 0: "blue", 0.5: 'yellow', 1.0: "rgb(255,0,0)"},
draw: 'cluster'
}
var mapvLayer = new mapv.baiduMapLayer(map, dataSet, options);
</script>
</body>
</html>