@supermapgis/iclient-maplibregl 是一套基于 Maplibre GL 的云 GIS 网络客户端开发平台， 支持访问 SuperMap iServer / iEdge / iPortal / iManager / Online 的地图、服务和资源，为用户提供了完整专业的 GIS 能力， 同时提供了优秀的可视化功能。
- 官网：https://iclient.supermap.io
- 源码：https://github.com/SuperMap/iClient-JavaScript/tree/master/src/maplibregl
npm install @supermapgis/iclient-maplibregl
在 HTML 文件中引入 CSS 文件
<link href='https://unpkg.com/[email protected]/dist/maplibre-gl.css' rel='stylesheet' />
在 JS 文件中加入如下代码
import maplibre from 'maplibre-gl';
import {Logo, QueryByBoundsParameters, QueryService} from '@supermapgis/iclient-maplibregl';
var map, host = "https://iserver.supermap.io";
var url = host + "/iserver/services/map-world/rest/maps/World";
var attribution = "<a href='https://maplibre.org/' target='_blank'>© Maplibre </a>" +
"| Map Data <span>© <a href='http://support.supermap.com.cn/product/iServer.aspx' target='_blank'>SuperMap iServer</a></span> " + " with <span>© <a href='https://iclient.supermap.io' target='_blank'>SuperMap iClient</a></span>";
var map = new maplibre.Map({
container: 'map',
style: {
"version": 8,
"sources": {
"raster-tiles": {
"attribution": attribution,
"type": "raster",
"tiles": [host + '/iserver/services/maps/rest/maps/World/zxyTileImage.png?prjCoordSys={"epsgCode":3857}&z={z}&x={x}&y={y}'],
"tileSize": 256
}
},
"layers": [{
"id": "simple-tiles",
"type": "raster",
"source": "raster-tiles",
"minzoom": 0,
"maxzoom": 22
}],
"sprite": "https://iclient.supermap.io/web/styles/street/sprite"
},
center: [0, 0],
maxZoom: 18,
zoom: 2
});
map.addControl(new Logo(), 'bottom-right');
map.addControl(new maplibre.NavigationControl(), 'top-left');
map.on('load', function () {
query();
});
function query() {
map.addLayer({
'id': 'polygonLayer',
'type': 'fill',
'source': {
'type': 'geojson',
'data': {
'type': 'Feature',
'geometry': {
'type': 'Polygon',
'coordinates': [[[0, 0], [60, 0], [60, 39], [0, 39], [0, 0]]]
}
}
},
'paint': {
'fill-outline-color': 'blue',
'fill-color': 'rgba(0, 0, 255, 0.1)'
}
});
var param = new QueryByBoundsParameters({
queryParams: {name: "[email protected]"},
bounds: new maplibre.LngLatBounds([0, 0], [60, 39])
});
new QueryService(url).queryByBounds(param, function (serviceResult) {
var recordsets = serviceResult && serviceResult.result && serviceResult.result.recordsets;
var features = recordsets && recordsets[0] && recordsets[0].features;
map.addLayer({
"id": "points",
"type": "circle",
"paint": {
"circle-radius": 6,
"circle-color": "#007cbf",
"circle-opacity": 0.1,
"circle-stroke-width": 2,
"circle-stroke-color": "#007cbf",
"circle-stroke-opacity": 0.5
},
"source": {
"type": "geojson",
"data": features
}
});
});
}
https://github.com/SuperMap/iClient-JavaScript/tree/master/examples/maplibregl