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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_findPath"></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>
- <div id="stopMarker1">
- <img src="../img/marker.png"/>
- </div>
- <div id="stopMarker2">
- <img src="../img/marker.png"/>
- </div>
- <div id="stopMarker3">
- <img src="../img/marker.png"/>
- </div>
- <script type="text/javascript">
- var map,
- 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/transportationanalyst-sample/rest/networkanalyst/RoadNet@Changchun";
- //最佳路径分析是按照站点添加顺序对站点进行访问的
- 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: [5200, -3375],
- zoom: 3,
- projection: projection,
- multiWorld: true
- })
- });
- var options = ol.source.TileSuperMapRest.optionsFromMapJSON(baseUrl, mapJSONObj);
- var layer = new ol.layer.Tile({
- source: new ol.source.TileSuperMapRest(options)
- });
- map.addLayer(layer);
- findPathProcess();
- });
- function findPathProcess() {
- //添加站点
- var stopMarker1 = new ol.Overlay({
- element: document.getElementById('stopMarker1'),
- positioning: 'center-center',
- position: [4000, -3000]
- });
- var stopMarker2 = new ol.Overlay({
- element: document.getElementById('stopMarker2'),
- positioning: 'center-center',
- position: [5500, -2500]
- });
- var stopMarker3 = new ol.Overlay({
- element: document.getElementById('stopMarker3'),
- positioning: 'center-center',
- position: [6900, -4000]
- });
- map.addOverlay(stopMarker1);
- map.addOverlay(stopMarker2);
- map.addOverlay(stopMarker3);
- //创建最佳路径分析参数实例
- var resultSetting = new SuperMap.TransportationAnalystResultSetting({
- returnEdgeFeatures: true,
- returnEdgeGeometry: true,
- returnEdgeIDs: true,
- returnNodeFeatures: true,
- returnNodeGeometry: true,
- returnNodeIDs: true,
- returnPathGuides: true,
- returnRoutes: true
- });
- var analystParameter = new SuperMap.TransportationAnalystParameter({
- resultSetting: resultSetting,
- weightFieldName: "length"
- });
- var findPathParameter = new SuperMap.FindPathParameters({
- isAnalyzeById: false,
- nodes: [new ol.geom.Point([4000, -3000]), new ol.geom.Point([5500, -2500]), new ol.geom.Point([6900, -4000])],
- hasLeastEdgeCount: false,
- parameter: analystParameter
- });
- //进行查找
- new ol.supermap.NetworkAnalystService(serviceUrl).findPath(findPathParameter, function (serviceResult) {
- var guideLayerStyle = new ol.style.Style({
- image: new ol.style.Icon(({
- src: '../img/walk.png',
- size: [20, 20]
- }))
- });
- var routeLayerStyle = new ol.style.Style({
- stroke: new ol.style.Stroke({
- color: 'rgba(100, 100, 225, 10)',
- width: 3
- }),
- fill: new ol.style.Fill({
- color: 'rgba(0, 0, 255, 0.1)'
- })
- });
- serviceResult.result.pathList.map(function (result) {
- //添加分析出的路线
- var routeSource = new ol.source.Vector({
- features: (new ol.format.GeoJSON()).readFeatures(result.route)
- });
- var pathLayer = new ol.layer.Vector({
- source: routeSource,
- style: routeLayerStyle
- });
- map.addLayer(pathLayer);
- //添加分析出的引导点
- var guideSource = new ol.source.Vector({
- features: (new ol.format.GeoJSON()).readFeatures(result.pathGuideItems)
- });
- var guideLayer = new ol.layer.Vector({
- source: guideSource,
- style: guideLayerStyle
- });
- map.addLayer(guideLayer);
- });
- });
- }
- </script>
- </body>
- </html>
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