| <html> |
| <head> |
| <title>DeviceOrientation fallback to absolute test</title> |
| <script type="text/javascript"> |
| function checkOrientationEvent(event) { |
| // Return true iff the orientation is close enough to (4, 5, 6). |
| return Math.abs(event.alpha - 4) < 0.01 && |
| Math.abs(event.beta - 5) < 0.01 && |
| Math.abs(event.gamma - 6) < 0.01 && |
| event.absolute == true; |
| } |
| |
| function onOrientation(event) { |
| if (checkOrientationEvent(event)) { |
| window.removeEventListener('deviceorientation', onOrientation); |
| pass(); |
| } else { |
| fail(); |
| } |
| } |
| |
| function pass() { |
| document.getElementById('status').innerHTML = 'PASS'; |
| document.location = '#pass'; |
| } |
| |
| function fail() { |
| document.location = '#fail'; |
| } |
| </script> |
| </head> |
| <body onLoad="window.addEventListener('deviceorientation', onOrientation)"> |
| <div id="status">FAIL</div> |
| </body> |
| </html> |
