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Diffstat (limited to 'src')
| -rw-r--r-- | src/doc/src/qtee-customization.qdoc | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/doc/src/qtee-customization.qdoc b/src/doc/src/qtee-customization.qdoc index fa3186c..272bc07 100644 --- a/src/doc/src/qtee-customization.qdoc +++ b/src/doc/src/qtee-customization.qdoc @@ -184,6 +184,20 @@ For more information, see the Raspberry Pi documentation on \l{http://www.raspberrypi.org/documentation/configuration/config-txt.md}{config.txt}. + \section1 Configuring the physical screen size for scalable user interfaces + + The \e {\B2Q demo launcher} and Qt Quick Controls scale automatically to screens of + different sizes, from 7" touchscreens to 60" or larger TVs to ensure readability and + touch friendliness. For this, Qt has to know the physical dimensions of the screen. By + default it tries to query these values from the framebuffer devices. Many kernel + drivers do not provide this information, however. + + To override and manually set a desired screen size, go the Launcher Settings view and + check the \e {Override physical screen size} checkbox. Adjust the slider to the + desired size. The aspect ratio is assumed to be 16:9. Then tap the reboot button or + restart your application. The controls will adjust their sizes based on the new + settings. + \section1 Switching Between Portrait and Landscape Views Depending on device screen dimensions and application requirements, it might |