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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_thiessenAnalystGeometry"></title>
- <script type="text/javascript" src="../js/include-web.js"></script>
- <script type="text/javascript" src="../../dist/ol/include-ol.js"></script>
- </head>
- <body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%; position: absolute;top: 0;">
- <div id="map" style="width: 100%;height:100%"></div>
- <script type="text/javascript">
- var map, options,
- baseUrl = (window.isLocal ? window.server : "https://iserver.supermap.io")+"/iserver/services/map-changchun/rest/maps/长春市区图",
- serviceUrl = (window.isLocal ? window.server : "https://iserver.supermap.io")+"/iserver/services/spatialanalyst-changchun/restjsr/spatialanalyst";
- var extent = [48.4, -7668.25, 8958.85, -55.58];
- var projection = new ol.proj.Projection({
- code:'',
- extent: extent,
- units: 'm'
- });
- new ol.supermap.MapService(baseUrl).getMapInfo(function (serviceResult) {
- var mapJSONObj = serviceResult.result;
- map = new ol.Map({
- target: 'map',
- controls: ol.control.defaults({attributionOptions: {collapsed: false}})
- .extend([new ol.supermap.control.Logo()]),
- view: new ol.View({
- center: [4503.6240321526, -3861.911472192499],
- zoom: 1,
- projection: projection,
- multiWorld: true
- })
- });
- options = ol.source.TileSuperMapRest.optionsFromMapJSON(baseUrl, mapJSONObj);
- var layer = new ol.layer.Tile({
- source: new ol.source.TileSuperMapRest(options)
- });
- map.addLayer(layer);
- thiessenAnalystProcess();
- });
- function thiessenAnalystProcess() {
- //创建几何泰森多边形参数
- var pointsList = [
- new ol.geom.Point([5238.998556, -1724.229865]),
- new ol.geom.Point([4996.270055, -2118.538477]),
- new ol.geom.Point([5450.34263, -2070.794081]),
- new ol.geom.Point([5317.70775, -2521.162355]),
- new ol.geom.Point([5741.149405, -1970.130198]),
- new ol.geom.Point([4716.133098, -1575.858795]),
- new ol.geom.Point([5447.671615, -2255.928819]),
- new ol.geom.Point([4783.423507, -1135.598744]),
- new ol.geom.Point([5472.712382, -2189.15344]),
- new ol.geom.Point([5752.716961, -2425.40363])
- ];
- var gThiessenAnalystParameters = new SuperMap.GeometryThiessenAnalystParameters({
- points: pointsList
- });
- //创建泰森多边形服务实例
- new ol.supermap.SpatialAnalystService(serviceUrl).thiessenAnalysis(gThiessenAnalystParameters, function (serviceResult) {
- var vectorSource = new ol.source.Vector({
- features: (new ol.format.GeoJSON()).readFeatures(serviceResult.result.regions)
- });
- var polygonLayer = new ol.layer.Vector({
- source: vectorSource,
- style: new ol.style.Style({
- stroke: new ol.style.Stroke({
- color: 'rgba(100, 100, 225, 10)',
- width: 2
- }),
- fill: new ol.style.Fill({
- color: 'rgba(0, 0, 255, 0.1)'
- })
- })
- });
- map.addLayer(polygonLayer);
- })
- }
- </script>
- </body>
- </html>
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