I think this is not quite right yet. This works for device orientation left, but fails if the device is rotated to the right.
![layershots_wrong_translation](https://cloud.githubusercontent.com/assets/387312/3082267/73b81f42-e4d0-11e3-8553-cf0dbe7e4af9.png)

For the other device orientation, the shadow is flipped to the left. Will also look into it tonight, but maybe you already see the issue.

![xu1tniia1pqrdjnoxxvbuj6fmixlywtl0rqn1wb0jwi](https://cloud.githubusercontent.com/assets/387312/3082294/c6b0389c-e4d0-11e3-8c0d-1baa65fa4f22.png)