Use urls option in igc example

examples/igc.js

@@ -2,27 +2,17 @@ goog.require('ol.Attribution');
 goog.require('ol.Map');
 goog.require('ol.RendererHint');
 goog.require('ol.View2D');
-goog.require('ol.format.IGC');
 goog.require('ol.geom.LineString');
 goog.require('ol.geom.Point');
 goog.require('ol.layer.Tile');
 goog.require('ol.layer.Vector');
-goog.require('ol.proj');
+goog.require('ol.source.IGC');
 goog.require('ol.source.OSM');
-goog.require('ol.source.Vector');
 goog.require('ol.style.Circle');
 goog.require('ol.style.Stroke');
 goog.require('ol.style.Style');
 
 
-var tracklogs = [
-  'data/igc/Clement-Latour.igc',
-  'data/igc/Damien-de-Baenst.igc',
-  'data/igc/Sylvain-Dhonneur.igc',
-  'data/igc/Tom-Payne.igc',
-  'data/igc/Ulrich-Prinz.igc'
-];
-
 var colors = {
   'Clement Latour': 'rgba(0, 0, 255, 0.7)',
   'Damien de Baesnt': 'rgba(0, 215, 255, 0.7)',
@@ -47,7 +37,15 @@ var styleFunction = function(feature, resolution) {
   return styleArray;
 };
 
-var vectorSource = new ol.source.Vector();
+var vectorSource = new ol.source.IGC({
+  urls: [
+    'data/igc/Clement-Latour.igc',
+    'data/igc/Damien-de-Baenst.igc',
+    'data/igc/Sylvain-Dhonneur.igc',
+    'data/igc/Tom-Payne.igc',
+    'data/igc/Ulrich-Prinz.igc'
+  ]
+});
 
 var map = new ol.Map({
   layers: [
@@ -77,18 +75,6 @@ var map = new ol.Map({
 });
 
 
-var transform = ol.proj.getTransform('EPSG:4326', 'EPSG:3857');
-var i, ii;
-for (i = 0, ii = tracklogs.length; i < ii; ++i) {
-  $.get(tracklogs[i], function(data) {
-    var format = new ol.format.IGC();
-    var feature = format.readFeature(data);
-    feature.getGeometry().transform(transform);
-    vectorSource.addFeature(feature);
-  });
-}
-
-
 var point = null;
 var line = null;
 var displaySnap = function(coordinate) {