Merge pull request #160 from fredj/tile-canvas

Tile.Image and canvas. r=ahocevar,tschaub
2012-02-10 06:43:09 -08:00
parent 334f83ff85 f8099e9ab1
commit ad201f3a80
6 changed files with 102 additions and 2 deletions
@@ -399,6 +399,31 @@
            map.destroy();
        });
    }
+
+    function test_getCanvasContext(t) {
+        if (!OpenLayers.CANVAS_SUPPORTED) {
+            t.plan(0);
+        } else {
+            t.plan(1);
+
+            var map = new OpenLayers.Map('map');
+            var layer = new OpenLayers.Layer.WMS("OpenLayers WMS",
+                "http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
+            map.addLayer(layer);
+            map.setCenter(new OpenLayers.LonLat(0, 0), 5);
+
+            t.delay_call(5, function() {
+                var tile = layer.grid[0][0];
+                if (tile.isLoading) {
+                    t.ok(false, "test_getCanvasContext timeout");
+                } else {
+                    t.ok(tile.getCanvasContext() instanceof CanvasRenderingContext2D,
+                         "getCanvasContext() returns CanvasRenderingContext2D instance");
+                }
+                map.destroy();
+            });
+        }
+    }
    
  </script>
 </head>