<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="geometry" content="diagram">
<link rel="stylesheet" href="./assets/common.css">
<title>point_circle</title>
<style>
#map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<div id="map"></div>
<script src="https://webapi.amap.com/maps?v=1.4.8&key=15cd8a57710d40c9b7c0e3cc120f1200&plugin=Map3D"></script>
<script src="./assets/jquery-3.2.1.min.js"></script>
<script src="./assets/dat.gui.min.js"></script>
<script src="../build/L7.js"></script>
<script>
const scene = new L7.Scene({
id: 'map',
mapStyle: 'dark', // 样式URL
center: [120.132624,30.281774],
pitch: 0,
zoom: 10
});
scene.on('loaded', () => {
$.get('https://gw.alipayobjects.com/os/basement_prod/7359a5e9-3c5e-453f-b207-bc892fb23b84.csv', data => {
var layer = scene.HeatMapLayer({
zIndex: 2
})
.source(data, {
parser: {
type: 'csv',
x: 'lng',
y: 'lat'
},
transforms:[
{
type: 'map',
callback:function(item){
const [x, y] = item.coordinates;
item.lat = item.lat*1;
item.lng = item.lng*1;
item.v = item.v *1;
item.coordinates = [x*1,y*1];
return item;
}
},
{
type: 'hexagon',
size: 6000,
field:'v',
method:'sum'
}
]
})
.active(true)
.shape('hexagon')
.style({
coverage: 0.9,
angle: 0,
})
.color('count', ["#002466","#105CB3","#2894E0","#CFF6FF","#FFF5B8","#FFAB5C","#F27049","#730D1C"])
.render();
console.log(layer);
});
});
</script>
</body>
</html>