BIGEMPA Js API示例中心
<!DOCTYPE html>
<html>
<head>
<meta charset='UTF-8' />
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<!--
以下CSS地址請?jiān)诎惭b軟件了替換成本地的地址
CSS地址請使用:
http://localhost:9000/bigemap.js/v2.1.0/bigemap.css
軟件下載地址 http://www.dng9999.cn/reader/download/detail201802017.html
-->
<link href="http://ua.bigemap.com:30081/bmsdk/bigemap.js/v2.1.0/bigemap.css" rel="stylesheet"/>
<link href="http://www.dng9999.cn/Public/css/button.min.css" rel="stylesheet">
<!--
JS地址請使用：
http://localhost:9000/bigemap.js/v2.1.0/bigemap.js
-->
<script src="http://ua.bigemap.com:30081/bmsdk/bigemap.js/v2.1.0/bigemap.js"></script>
<!--
引入加載KML的JS插件
-->
<script type="text/javascript" src="http://www.dng9999.cn/mapoffline/js/togeojson.js"></script>
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
.tool{
position: absolute;
z-index: 10;
right: 10px;
top:60px;
}
.info{
position: fixed;
top:40px;
color: #8a6d3b;
z-index: 99;
margin: 0;
background-color: #fcf8e3;
border-color: #faebcc;
left: 0;
right: 0;
text-align: center;
}
</style>
<title>切換圖層</title>
</head>
<body>
<p class="info">
數(shù)據(jù)保存在本地，刷新會消失，僅僅用作測試
</p>
<p class="tool">
<a id="satellite" class="button button-tiny button-rounded button-primary" href="javascript:void (0);">導(dǎo)入KML</a>
<a id="export" class="button button-tiny button-rounded button-primary" download="geojson.geojson" href="javascript:void (0);">導(dǎo)出GeoJSON</a>
<input type="file" accept=".kml" style="display: none" id="upload">
</p>
<div id='map'></div>
<script src="http://www.dng9999.cn/Public/common/js/jquery.min.js"></script>
<script type="text/javascript">// 軟件配置信息地址，軟件安裝完成之后使用本地地址，如：http://localhost:9000
BM.Config.HTTP_URL = "http://ua.bigemap.com:30081/bmsdk/"
// 在ID為map的元素中實(shí)例化一個(gè)地圖，并設(shè)置地圖的ID號為 bigemap.baidu-map，ID號程序自動生成，無需手動配置，并設(shè)置地圖的投影為百度地圖 ，中心點(diǎn)，默認(rèn)的級別和顯示級別控件
var map = BM.map('map', 'bigemap.dc-satellite', {
crs: BM.CRS.EPSG4326,
center: [ 30,104],
zoom: 3,
zoomControl: true,
attributionControl:false,
preferCanvas: true,//適用于數(shù)據(jù)量大時(shí) 地圖反應(yīng)速度加快
});
var geo;
//創(chuàng)建一個(gè)谷歌衛(wèi)星圖層 ，具體API詳情請參見 ：http://www.dng9999.cn/offlinemaps/api/#tilelayer
$('#upload').on('change',function () {
var file=this.files[0];
var extension=file.name.split('.');
var name=extension[0];
extension=extension.pop();
if (extension!=='kml'){
alert('只能是KML格式');
return;
}
var reader=new FileReader();
reader.readAsText(file);
reader.onload=function () {
var dom= (new DOMParser()).parseFromString(this.result, 'text/xml');
var geojsonFeature=toGeoJSON.kml(dom);
var blob=new Blob([JSON.stringify(geojsonFeature)]);
var href=URL.createObjectURL(blob);
$('#export').prop('href',href);
$('#export').prop('download',`${name}.geojson`);
geo=BM.geoJSON(geojsonFeature,{
style: function (feature) {
// return {color: feature.properties.stroke};
},
onEachFeature:function (feature,layer) {
feature.properties&&feature.properties.name&&layer.bindTooltip(feature.properties.name,{direction:'bottom',className:'my_tooltip',permanent:true});
}
}).addTo(map);
map.fitBounds(geo.getBounds());
}
});
$('#satellite').on('click',function () {
$('#upload').click();
});
</script>
</body>
</html>