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authorSilvio <silvio@socioambiental.org>2009-10-22 15:44:14 -0200
committerSilvio <silvio@socioambiental.org>2009-10-22 15:44:14 -0200
commitccaa9e7ea24f735ae83bd03cce41feef7738cd0d (patch)
tree54679ac7fe1210de7bfe5c7c7b8d1d9cfe5480b8 /gmap_arcgis.js
downloadgmap_arcgis-ccaa9e7ea24f735ae83bd03cce41feef7738cd0d.tar.gz
gmap_arcgis-ccaa9e7ea24f735ae83bd03cce41feef7738cd0d.tar.bz2
Initial import
Diffstat (limited to 'gmap_arcgis.js')
-rw-r--r--gmap_arcgis.js137
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diff --git a/gmap_arcgis.js b/gmap_arcgis.js
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+// $Id$
+
+// Load Google Maps API
+google.load("maps", "2.x");
+
+// Global variables
+var map, mapExtension, gOverlays;
+
+// Setup custom ISA GMap Overlays (layers and labels)
+function gmap_arcgis() {
+
+ // Fallback setting
+ // TODO: general default settings instead of custom ISA config
+ var fallback = 'http://isamapas.socioambiental.org:8399/arcgis/rest/services/uc_isa/MapServer';
+ var polygons = [ fallback ];
+ var labels = [ fallback + '/2' ];
+ var fields = new Array();
+ var id = 'auto1map';
+
+ // Get data from Drupal
+ if (Drupal.settings.gmap_arcgis !== undefined) {
+ // Get array of polygons
+ if (Drupal.settings.gmap_arcgis.polygons !== undefined) {
+ polygons = Drupal.settings.gmap_arcgis.polygons;
+ }
+ // Get array of labels
+ if (Drupal.settings.gmap_arcgis.labels !== undefined) {
+ labels = Drupal.settings.gmap_arcgis.labels;
+ }
+ // Get Map Id
+ if (Drupal.settings.gmap_arcgis.id !== undefined) {
+ id = Drupal.settings.gmap_arcgis.id;
+ }
+ }
+
+ // Get an existing GMap instance using Drupal GMap Module API
+ // and add an ArcGIS extension to it
+ map = Drupal.gmap.getMap(id).map;
+ mapExtension = new esri.arcgis.gmaps.MapExtension(map);
+
+ for each (var label in labels) {
+ // TODO: general default settings instead of custom ISA config
+ fields = ["id_arp", "nome_uc"];
+ icon = new GIcon(G_DEFAULT_ICON);
+ if (label[1] !== undefined) {
+ // Set custom fields
+ fields = [ label[1][0], label[1][1] ];
+ }
+ if (label[2] !== undefined) {
+ // Set label icons
+ var info = label[2];
+ icon.shadow = info[0];
+ icon.image = info[1];
+ icon.infoSize = new GSize(info[2][0], info[2][1]);
+ icon.shadowSize = new GSize(info[3][0], info[3][1]);
+ icon.infoAnchor = new GPoint(info[4][0], info[4][1]);
+ icon.infoWindowAnchor = new GPoint(info[5][0], info[5][1]);
+ }
+ GEvent.addListener(map, "moveend", function() { showLabels(label[0], fields, icon); });
+ showLabels(label[0], fields, icon);
+ }
+
+ for each (var polygon in polygons) {
+ showPolygons(polygon);
+ }
+}
+
+// Add labels from a given ArcGIS MapServer Layer
+function showLabels(label, fields, icon) {
+ var bounds = map.getBounds();
+ var queryTask = new esri.arcgis.gmaps.QueryTask(label);
+ var query = new esri.arcgis.gmaps.Query();
+
+ // clear gOverlays overlays and event listeners
+ //mapExtension.removeFromMap(gOverlays);
+
+ // set query parameters
+ query.queryGeometry = bounds;
+ query.returnGeometry = true;
+ query.outFields = fields;
+
+ // set the callback
+ var callback = showLabelsCallback(icon);
+
+ // execute query task
+ queryTask.execute(query, false, callback);
+}
+
+// Callback for showLabels
+function showLabelsCallback(icon) {
+ return function(fset) {
+ // JS literal class esri.arcgis.gmaps.MarkerOptions
+ // TODO: general default settings instead of custom ISA config
+ var myMarkerOptions = { title:"{nome_uc}", icon:icon };
+
+ // JS literal class esri.arcgis.gmaps.OverlayOptions
+ var overlayOptions = { markerOptions:myMarkerOptions };
+
+ // JS literal class esri.arcgis.gmaps.InfoWindowOptions without tabs
+ var infoWindowOptions = {
+ // TODO: general default settings instead of custom ISA config
+ content:"<h2>{nome_uc}</h2><a href=\"?q=/uc/{id_arp}\">Mais informações sobre esta UC</a>"
+ };
+
+ gOverlays = mapExtension.addToMap(fset, overlayOptions, infoWindowOptions);
+ }
+}
+
+// Add polygons from a given ArcGIS MapServer Layer
+function showPolygons(uri) {
+ polygons = new esri.arcgis.gmaps.DynamicMapServiceLayer(uri, null, 0.45, showPolygonsCallback);
+}
+
+// Callback for showPolygons
+function showPolygonsCallback(mapservicelayer, error) {
+ map.addOverlay(mapservicelayer);
+}
+
+// Add custom marker
+function createMarker(point, name, html, icone) {
+ var icon = new GIcon();
+ icon.image = icone;
+ icon.shadow = "http://maps.google.com/mapfiles/ms/micons/msmarker.shadow.png";
+ icon.iconSize = new GSize(12, 20);
+ icon.shadowSize = new GSize(22, 20);
+ icon.iconAnchor = new GPoint(6, 20);
+ icon.infoWindowAnchor = new GPoint(5, 1);
+
+ var marker = new GMarker(point);
+ GEvent.addListener(marker, "click", function() { marker.openInfoWindowHtml(html); });
+ return marker;
+}
+
+// Add map overlays
+$(document).ready(function() {
+ google.setOnLoadCallback(gmap_arcgis);
+});