ubuntu-phone team mailing list archive

[Daniel Clem <clem11388@xxxxxxxxx>]

Agreed, side stage would look farely natural I think. Just need to translate all those gestures to a remote's controls. Plus side stage on a TV would make video calling and other things while multi tasking very intuitive and fun.

Bruno Girin <brunogirin@xxxxxxxxx> wrote:

>On 25/02/13 13:01, Alan Bell wrote:
>> At the moment the devices don't support rotation. I don't think
>> rotation is the same thing as a window changing size and aspect
>ratio,
>> I think there is a bit more to it than that. Some applications will
>> want to be portrait only, some will want to be landscape only. Some
>> may want to display a different UI in each orientation (like a
>> calculator being 4 function in portrait and scientific in landscape).
>> If there are multiple applications in the switcher list dragging from
>> the right will drag across some in portrait and some in landscape, so
>> you will have both on screen at the same time, at least partially. Do
>> applications get their coordinate space remapped externally, so
>> internally to the application it always thinks "up" is the same
>> direction, or do applications get told to rotate themselves and have
>> to figure out if they rotate by 90 or 270 degrees? What happens if
>you
>> continuously slowly rotate the device, does it continue to rotate or
>> jump backwards when you go past 360 degrees? Is there animation
>> effects for the transition between orientation states? Are we going
>to
>> support the mozilla html5 api extensions for orientation?
>>
>> https://wiki.mozilla.org/B2G/QA/WebAPI_Test_Plan/Screen_Orientation
>
>Using QML, we need to expose QScreen's orientation() method and
>orientationChanged signal [1]. Note that there is also the concept of
>content orientation in QWindow [2] which may or may not be useful. I
>suspect Qt::QScreenOrientation is an enum that should have a simple
>mapping to the Mozilla mozOrientation so supporting that API extension
>sounds reasonable.
>
>>
>> What happens when an application that wants to always be portrait
>ends
>> up on a TV?
>
>Side-stage it?
>
>Bruno
>
>[1] http://qt-project.org/doc/qt-5.0/qtgui/qscreen.html
>[2] http://qt-project.org/doc/qt-5.0/qtgui/qwindow.html
>
>
>
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