chore(core): introduce a wrapper for requestAnimationFrame

1 files changed, 22 insertions, 0 deletions

diff --git a/src/ng/raf.js b/src/ng/raf.js
new file mode 100644
index 00000000..f85ee12a
--- /dev/null
+++ b/src/ng/raf.js
@@ -0,0 +1,22 @@
+'use strict';
+
+function $$RAFProvider(){ //rAF
+  this.$get = ['$window', function($window) {
+    var requestAnimationFrame = $window.requestAnimationFrame ||
+                                $window.webkitRequestAnimationFrame;
+
+    var cancelAnimationFrame = $window.cancelAnimationFrame ||
+                               $window.webkitCancelAnimationFrame;
+
+    var raf = function(fn) {
+      var id = requestAnimationFrame(fn);
+      return function() {
+        cancelAnimationFrame(id);
+      };
+    };
+
+    raf.supported = !!requestAnimationFrame;
+
+    return raf;
+  }];
+}