Ideal screen rotation
Rui Miguel Silva Seabra
rms at 1407.org
Tue Nov 10 18:29:45 CET 2009
On Tue, Nov 10, 2009 at 05:15:54PM +0000, Dave Ball wrote:
> Rui Miguel Silva Seabra wrote:
> > On Tue, Nov 10, 2009 at 12:08:06PM +0000, Dave Ball wrote:
> >> However, what's the use-case for an application requesting either of the
> >> inverted states? I can't see when those would be useful - in terms of
> >> hints the app would supply.
> >> Obviously, if the WM was deciding orientation based on the device
> >> position, you would correctly rotate to the inverted states, but if an
> >> application is built for portrait or landscape is there any reason a
> >> developer would not want the "normal" portrait/landscape orientation for
> >> the device?
> > Yes, certain devices may be better prepared (in terms of connectivity for
> > power, usb, etc...) for one kind of landscape rather than the other.
> Yup - although that would be at the device level rather than the
> application level. If the WM knows what the device's policy is, I can't
> see a situation where one app wants to be in "landscape", and a
> different app wants to be in "landscape inverted" on the same device?
If you want to "standardize" something, better be prepared for uses such as
For some reason xrandr allows different options rathen than just 3.
0 == normal
1 == turned left
2 == normal inverted
3 == turned right
Now... on my laptop, landscape == 0 or 2, but on the Free Runner landscape = 1 or 3
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