Improve type checking in ol.source.DebugTile

2013-11-20 11:06:36 +01:00
parent 64021b130a
commit d91479df06
1 changed files with 2 additions and 1 deletions
--- a/src/ol/source/debugtilesource.js
+++ b/src/ol/source/debugtilesource.js
@@ -61,7 +61,8 @@ ol.DebugTile_.prototype.getImage = function(opt_context) {
    canvas.width = tileSize[0];
    canvas.height = tileSize[1];

-    var context = canvas.getContext('2d');
+    var context = /** @type {CanvasRenderingContext2D} */
+        (canvas.getContext('2d'));

    context.strokeStyle = 'black';
    context.strokeRect(0.5, 0.5, tileSize[0] + 0.5, tileSize[1] + 0.5);