device/compass: Heading needs orientation adjustment (iOS).

ariya · Oct 19, 2011 · 1fabf35 · 1fabf35
1 parent 6d82a44
commit 1fabf35
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/device/compass/index.html b/device/compass/index.html
@@ -44,6 +44,9 @@
 
             if (typeof e.webkitCompassHeading !== 'undefined') {
                 direction = e.webkitCompassHeading;
+                if (typeof window.orientation !== 'undefined') {
+                    direction += window.orientation;
+                }
             } else {
                 // http://dev.w3.org/geo/api/spec-source-orientation.html#deviceorientation
                 direction = 360 - e.alpha;