From ccaa9e7ea24f735ae83bd03cce41feef7738cd0d Mon Sep 17 00:00:00 2001
From: Silvio <silvio@socioambiental.org>
Date: Thu, 22 Oct 2009 15:44:14 -0200
Subject: Initial import

---
 gmap_arcgis.js | 137 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 gmap_arcgis.js

(limited to 'gmap_arcgis.js')

diff --git a/gmap_arcgis.js b/gmap_arcgis.js
new file mode 100644
index 0000000..0691ad4
--- /dev/null
+++ b/gmap_arcgis.js
@@ -0,0 +1,137 @@
+// $Id$
+
+// 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);
+});
-- 
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