var gmap = null; var qtask = null; var query = null; var mapExtension = null; var gOverlays = null; function initialize() { // GMap construction gmap = new GMap2(document.getElementById('gmap')); gmap.addMapType(G_NORMAL_MAP); gmap.addMapType(G_SATELLITE_MAP); gmap.addControl(new GLargeMapControl()); gmap.addControl(new GMapTypeControl()); gmap.enableScrollWheelZoom(); //Create MapExtension utility class mapExtension = new esri.arcgis.gmaps.MapExtension(gmap); // Query Task qtask = new esri.arcgis.gmaps.QueryTask(mapServiceURL+layerID); // You can execute a task and listen for the complete event or use the callback to get the results GEvent.addListener(qtask, "executecomplete", function() { //console.debug("'query task complete' event fired!!!"); }); // Query query = new esri.arcgis.gmaps.Query(); } function executeQuery() { // clear map overlays and event listeners using MapExtension removeFromMap gmap.clearOverlays(); // set query parameters query.returnGeometry = true; query.outFields =["ATTR1","ATTR2","ATTR3"]; // execute query task qtask.execute(query, false, mycallback); } function mycallback(fset) { var features = fset.features, feature, attributes, i; var r = "<table id='resTable'><tr><th>Column1</th><th>Column2</th><th>Column3</th></tr>"; for (i = 0; i < features.length; i++) { // process each city in the feature set feature = features; attributes = features.attributes; gOverlays = mapExtension.addToMap(feature); r = r + "<tr><td>" + attributes["ATTR1"] + "</td>" + "<td>" + attributes["ATTR2"] + "</td>" + "<td>" + attributes["ATTR3"] + "</td>" + "</tr>"; } r = r + "</table>"; //insert the table in the div with id=results (this could be your side panel) document.getElementById('results').innerHTML = r; }
Přihlášení členové mohou přispívat, sledovat aktualizace a další. Jste tu noví? Zaregistrujte si bezplatný účet.
Find useful guides, FAQs, and documents to help you navigate and make the most of Esri Community.
