//数据
var testData = {
max: 108,
data: [
{
lat: 39.62117439,
lng: 121.9936396,
value:98
},
{
lat: 39.61809405,
lng: 121.9918268,
value:70
},
{
lat: 39.62066229,
lng: 121.9944071,
value:88
},
{
lat: 39.62037488,
lng: 121.9908595,
value:77
},
{
lat: 39.61839083,
lng: 121.9893449,
value:98
},
{
lat: 39.61808874,
lng: 121.9888359,
value:89
},
{
lat: 39.61929969,
lng: 121.9927034,
value:76
},
 
{
lat: 39.6193,
lng: 121.9926137,
value:45
},
{
lat: 39.62334245,
lng: 121.9935193,
value:23
},
{
lat: 39.623184,
lng: 121.9931208,
value:44
},
{
lat: 39.62208411,
lng: 121.99343,
value:34
},
{
lat: 39.62305201,
lng: 121.9937288,
value:77
},
{
lat: 39.62353145,
lng: 121.9937485,
value:99
},
{
lat: 39.62009813,
lng: 121.9929025,
value:66
}
]
};
//配置
var cfg = {
"radius": 0.0009,
"maxOpacity": .4,
"scaleRadius": true,
"useLocalExtrema": true,
latField: ‘lat‘,
lngField: ‘lng‘,
valueField: ‘value‘
};
var heatmapLayer = new HeatmapOverlay(cfg);
//图层
var baseLayer = L.tileLayer(
‘http://map.geoq.cn/arcgis/rest/services/ChinaOnlineStreetPurplishBlue/MapServer/tile/{z}/{y}/{x}‘, {
attribution: ‘...‘,
maxZoom: 21
}
);
var map = new L.Map(‘map‘, {
center: new L.LatLng(39.62353145, 121.9937485),
zoom:15,
layers: [baseLayer, heatmapLayer]
});
 
heatmapLayer.setData(testData);