Triggering loadstart and loadend events for the Image layer. Thanks for the excellent patch sky. r=me (closes #1700)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@8923 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2009-03-01 16:07:50 +00:00
parent 654291ecff
commit c7afe8e134
3 changed files with 87 additions and 5 deletions
--- a/tests/Layer/Image.html
+++ b/tests/Layer/Image.html
@@ -125,6 +125,36 @@

    }

+    function test_loadEvents(t) {
+        t.plan(3);
+
+        var map = new OpenLayers.Map('map');    
+        var layer = new OpenLayers.Layer.Image(
+            'Test', '../../img/blank.gif',
+            new OpenLayers.Bounds(-180, -88.759, 180, 88.759),
+            new OpenLayers.Size(580, 288)
+        );
+    
+        map.addLayer(layer);
+
+        layer.events.register('loadstart', null, function(obj) {
+            t.ok(obj.object.tile.isLoading, "loadstart triggered while tile is loading");
+        });
+
+        var delay = false;
+        layer.events.register('loadend', null, function(obj) {
+            delay = true;
+        });
+
+        t.delay_call(0.4,function() {
+            t.eq(delay, true, "registered for loadend");
+            t.eq(layer.tile.isLoading, false, "loadend triggered after tile is loaded");
+            map.destroy(); //tear down
+            return delay;
+        });
+        map.zoomToMaxExtent();
+    }
+
  </script>
 </head>
 <body>