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arcgis for js路网分析功能实现
1.软件环境
arcgis server10.1开发
api arcgis server api3.22
tomcat7
路网服务发布后面教程查看
2.代码如下
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>路网分析</title>
<link rel="stylesheet" type="text/css" href="http://localhost:8087/arcgis_js_api/library/3.22/3.22/esri/css/esri.css" />
<script src="http://localhost:8087/arcgis_js_api/library/3.22/3.22/init.js"></script>
<script src="../js/jquery-1.3.1.js"></script>
<style>
html, body, #map {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
</style>
<script>
var map;var tb;
require([
"dojo/dom-construct",
"esri/Color",
"esri/dijit/Geocoder",
"esri/dijit/Popup",
"esri/InfoTemplate",
"esri/layers/ArcGISTiledMapServiceLayer",
"esri/map",
"esri/symbols/SimpleFillSymbol",
"esri/symbols/SimpleLineSymbol", "esri/config",
"esri/layers/agstiled","esri/toolbars/draw",
"esri/tasks/query","esri/symbols/SimpleMarkerSymbol","esri/graphic","esri/geometry/Extent","esri/tasks/QueryTask",
"esri/tasks/RouteTask","esri/tasks/RouteParameters","esri/tasks/FeatureSet",
"dojo/domReady!"
], function(
domConstruct, Color, Geocoder, Popup, InfoTemplate,
ArcGISTiledMapServiceLayer, Map,SimpleFillSymbol,SimpleLineSymbol,Config,
Agstiled,Draw,Query,SimpleMarkerSymbol,Graphic,Extent,QueryTask,RouteTask,RouteParameters,FeatureSet
) {
var map, defaultSymbol, highlightSymbol, resultTemplate,tb;
var stopSymbol;
map = new Map("map", {
extent: new Extent({
"xmin":126.08797131337525,"ymin":41.88483304829672,"xmax":130.05572254059723,"ymax":47.20292839632739,
"spatialReference":{"wkid":4326}})
});
var oilAndGasLayer = new ArcGISTiledMapServiceLayer("http://localhost:6080/arcgis/rest/services/itms/MapServer");
map.addLayer(oilAndGasLayer);
stopSymbol = new SimpleMarkerSymbol().setStyle(SimpleMarkerSymbol.STYLE_CROSS).setSize(15);
stopSymbol.outline.setWidth(4);
routeSymbol = new SimpleLineSymbol().setColor(new Color([0,0,255,0.5])).setWidth(5);
debugger;
var routeTask = new RouteTask("http://localhost:6080/arcgis/rest/services/roadNet/NAServer/Route");
routeParams = new RouteParameters();
routeParams.stops = new FeatureSet();
routeTask.on("solve-complete",function(routeResults, barriers){
debugger
map.graphics.add(routeResults.result.routeResults[0].route.setSymbol(routeSymbol));
});
routeTask.on("error",function (err) {
alert("An error occured\n" + err.message + "\n" + err.details.join("\n"));
routeParams.stops.features.splice(0, 0, lastStop);
map.graphics.remove(routeParams.stops.features.splice(1, 1)[0]);
})
map.on("click",function(evt){
debugger;
var stop = map.graphics.add(new Graphic(evt.mapPoint, stopSymbol));
routeParams.stops.features.push(stop);
if (routeParams.stops.features.length >= 2) {
routeTask.solve(routeParams);
lastStop = routeParams.stops.features.splice(0, 1)[0];
}
});
function addStop(evt) {
var stop = map.graphics.add(new esri.Graphic(evt.mapPoint, stopSymbol));
routeParams.stops.features.push(stop);
if (routeParams.stops.features.length >= 2) {
routeTask.solve(routeParams);
lastStop = routeParams.stops.features.splice(0, 1)[0];
}
}
});
</script>
</head>
<body>
<div id="map" style="width:1000px; height:800px; border:1px solid #000;"></div>
<p>点击两个点以上可生成路径</p>
</body>
</html>