/home/desid573/phewl.desidrivers.com.au/v3-utility-library-master/arcgislink/examples
Edit: /home/desid573/phewl.desidrivers.com.au/v3-utility-library-master/arcgislink/examples/find.js (3453B)
var results = [], map, service, iw;
function init() {
var myOptions = {
zoom: 4,
center: new google.maps.LatLng(40, -100),
mapTypeId: google.maps.MapTypeId.ROADMAP
}
map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);
service = new gmaps.ags.MapService("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_StatesCitiesRivers_USA/MapServer");
google.maps.event.addListenerOnce(service, 'load', function() {
document.getElementById('find').disabled = false;
});
google.maps.event.addListener(gmaps.ags.Util, 'jsonpstart', function() {
document.getElementById('busy').style.visibility = 'visible';
});
google.maps.event.addListener(gmaps.ags.Util, 'jsonpend', function() {
document.getElementById('busy').style.visibility = 'hidden';
});
iw = new google.maps.InfoWindow();
}
// find results ...
function find(q) {
removeOverlays();
if (iw)
iw.close();
document.getElementById('results').innerHTML = '';
var exact = document.getElementById('exact').checked;
var params = {
returnGeometry: true,
searchText: q,
contains: !exact,
layerIds: [0, 2], // city, state
searchFields: ["CITY_NAME", "NAME", "SYSTEM", "STATE_ABBR", "STATE_NAME"],
sr: 4326
};
service.find(params, processFindResults);
}
function processFindResults(rs) {
var fs = rs.results;
for (var i = 0, c = fs.length; i < c; i++) {
processFindResult(fs[i]);
}
}
function processFindResult(res) {
var feat = res.feature;
var ovs = feat.geometry;
var a = feat.attributes;
var title = res.layerName + ':' + res.foundFieldName + ' = ' + res.value + '
';
var html = '
';
html += '' + title + '';
for (var x in a) {
if (a.hasOwnProperty(x)) {
html += x + ': ' + a[x] + '
';
}
}
html += '
';
for (var j = 0, jc = ovs.length; j < jc; j++) {
var ov = ovs[j];
google.maps.event.addListener(ov, 'click', function() {
var latlng = ov.getPosition ? ov.getPosition() : getPolyCenter(ov);
iw.setContent(html);
iw.setPosition(latlng);
iw.open(map);
});
results.push(ov);
ov.setMap(map);
}
var side = document.getElementById('results');
var row = '
' + title + '
'
side.innerHTML += row;
}
function highlight(i) {
var ov = results[i];
if (ov) {
google.maps.event.trigger(ov, 'click');
}
}
function getPolyCenter(poly) {
var paths, path, latlng;
var lat = 0;
var lng = 0;
var c = 0;
paths = poly.getPaths();
for (var j = 0, jc = paths.getLength(); j < jc; j++) {
path = paths.getAt(j);
for (var k = 0, kc = path.getLength(); k < kc; k++) {
latlng = path.getAt(k);
lat += latlng.lat();
lng += latlng.lng();
c++;
}
}
if (c > 0) {
return new google.maps.LatLng(lat / c, lng / c);
}
return null;
}
function removeOverlays() {
if (results) {
for (var i = 0; i < results.length; i++) {
results[i].setMap(null);
}
results.length = 0;
}
}
window.onload = init;
window['find'] = find;
window['highlight']= highlight;
