From f873a1d5a193f98659235708777e1acc64a4b03c Mon Sep 17 00:00:00 2001
From: Silvio <silvio@socioambiental.org>
Date: Mon, 1 Apr 2013 19:39:56 -0300
Subject: Sketching the identify feature

---
 gmap_arcgis.js | 25 +++++++++++++++++++++----
 1 file changed, 21 insertions(+), 4 deletions(-)

diff --git a/gmap_arcgis.js b/gmap_arcgis.js
index d0bd721..07a4330 100644
--- a/gmap_arcgis.js
+++ b/gmap_arcgis.js
@@ -33,10 +33,10 @@ function gmapArcgis(config) {
       }
     },
 
-    // TODO: support for clickable polygons
     // Add polygons from a given ArcGIS MapServer Layer
     showPolygon: function(params, store) {
-      params.overlay = new gmaps.ags.MapOverlay(params['uri'], {
+      params.service = new gmaps.ags.MapService(params['uri']);
+      params.overlay = new gmaps.ags.MapOverlay(params.service, {
         exportOptions: {
             layerIds:    params['layers'],
             layerOption: 'show',
@@ -46,6 +46,23 @@ function gmapArcgis(config) {
       params.overlay.setMap(this.map);
       params.overlay.setOpacity(params.opacity);
     
+      // TODO: support for clickable polygons
+      // See https://google-maps-utility-library-v3.googlecode.com/svn/trunk/arcgislink/examples/identify.js
+      if (typeof params.identify != 'undefined') {
+        google.maps.event.addListener(this.map, 'click', function(point) {
+          params.identify.geometry = point.latLng;
+          params.identify.bounds   = this.map.getBounds();
+
+          params.service.identify(params.identify, function(results, err) {
+            if (err) {
+              alert(err.message + err.details.join('\n'));
+            } else {
+              //addResultToMap(results, evt.latLng);
+            }
+          });
+        });
+      }
+
       if (params.callback == undefined) {
         // Default callback: remove the blockUI once the layer is shown
         google.maps.event.addListener(params.overlay.getMapService(), 'update', function() {
@@ -60,7 +77,7 @@ function gmapArcgis(config) {
 
       return params.overlay;
     },
-    
+
     // Add a KML to the map
     showKML: function(element) {
       if (typeof this.config['kmls'][element].overlay == 'undefined') {
@@ -99,7 +116,7 @@ function gmapArcgis(config) {
       if (this.config['layers'][element].overlayTime != undefined) {
         this.showOverlay(this.config['layers'][element].overlayTime);
       }
-    
+
       this.config['layers'][element].overlay = this.showPolygon(this.config['layers'][element]);
     },
 
-- 
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