This uses `dvh` and `dvw` rather than `vh` and `vw`, which excludes things like the address bar and the keyboard. Signed-off-by: Sean Cross <sean@xobs.io>
Signed-off-by: Sean Cross <sean@xobs.io>
This allows us to add a mock library for simulating the real device. Signed-off-by: Sean Cross <sean@xobs.io>