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- <!--********************************************************************
- * Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
- *********************************************************************-->
- <!DOCTYPE html>
- <html>
- <head>
- <meta charset="UTF-8">
- <title data-i18n="resources.title_bufferAnalystServiceGeometry"></title>
- <script type="text/javascript" src="../js/include-web.js"></script>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
- <div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
- <script type="text/javascript" src="../../dist/leaflet/include-leaflet.js"></script>
- <script type="text/javascript">
- var host = window.isLocal ? window.server : "https://iserver.supermap.io";
- var map, bufferAnalystService, geoBufferAnalystParams, resultLayer,
- queryService, queryByGeometryParameters, resultLayer1,
- baseUrl = host + "/iserver/services/map-changchun/rest/maps/长春市区图",
- serviceUrl = host + "/iserver/services/spatialanalyst-changchun/restjsr/spatialanalyst";
- map = L.map('map', {
- crs: L.CRS.NonEarthCRS({
- bounds: L.bounds([48.4, -7668.25], [8958.85, -55.58]),
- origin: L.point(48.4, -55.58)
- }),
- center: [-3861.911472192499, 5100],
- maxZoom: 18,
- zoom: 2
- });
- L.supermap.tiledMapLayer(baseUrl, {noWrap: true}).addTo(map);
- geoBufferAnalystProcess();
- function geoBufferAnalystProcess() {
- var pointsList = [
- [-4690.000, 2823.940],
- [-4690.301, 3448.940],
- [-3810.125, 3816.561],
- [-3609.158, 3917.383],
- [-3490.291, 3976.983],
- [-4377.027, 4020.004],
- [-4382.939, 4076.265],
- [-4382.333, 4215.049],
- [-4382.285, 4428.156],
- [-4383.017, 4647.579],
- [-4382.898, 4679.707],
- [-4382.635, 4917.462],
- [-4381.833, 5074.019],
- [-4381.031, 5257.042],
- [-4380.717, 5363.785],
- [-4378.794, 5671.717],
- [-4377.970, 5847.521],
- [-4303.528, 5990.637],
- [-4270.072, 6055.343],
- [-4382.389, 6168.913],
- [-4209.927, 6214.183],
- [-4209.142, 6377.789],
- [-4210.142, 6393.692],
- [-4207.450, 6693.989],
- [-4208.450, 6788.392],
- [-4207.210, 6984.304],
- [-4208.296, 7189.183],
- [-4208.296, 7300.505],
- [-4208.803, 7573.056],
- [-4208.804, 7680.977],
- [-4208.393, 7850.593],
- [-4210.533, 8182.656],
- [-4261.485, 8554.893]
- ];
- //在地图上添加所有离散gps信号点
- for (var i = 0; i < pointsList.length; i++) {
- L.circleMarker(pointsList[i], {color: 'black', radius: 2}).addTo(map);
- }
- //将离散gps信号点生成线路
- var roadLine = L.polyline(pointsList, {color: 'red'}).addTo(map);
- bufferAnalystService = L.supermap.spatialAnalystService(serviceUrl);
- //对生成的线路进行缓冲区分析
- geoBufferAnalystParams = new SuperMap.GeometryBufferAnalystParameters({
- sourceGeometry: roadLine,
- bufferSetting: new SuperMap.BufferSetting({
- endType: SuperMap.BufferEndType.ROUND,
- leftDistance: new SuperMap.BufferDistance({value: 250}),
- rightDistance: new SuperMap.BufferDistance({value: 250}),
- semicircleLineSegment: 10
- })
- });
- bufferAnalystService.bufferAnalysis(geoBufferAnalystParams, function (serviceResult) {
- resultLayer = L.geoJSON(serviceResult.result.resultGeometry).addTo(map);
- //查询出缓冲区内信号影响范围内的工厂
- queryService = L.supermap.queryService(baseUrl);
- queryByGeometryParameters = new SuperMap.QueryByGeometryParameters({
- queryParams: [new SuperMap.FilterParameter({name: "Company@Changchun.2"})],
- geometry: resultLayer,
- spatialQueryMode: SuperMap.SpatialQueryMode.INTERSECT
- });
- queryService.queryByGeometry(queryByGeometryParameters, function (serviceResult) {
- var result = serviceResult.result;
- resultLayer1 = L.geoJSON(result.recordsets[0].features).addTo(map);
- });
- });
- }
- </script>
- </body>
- </html>
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