[Development] Scalable UIs in QtQuick (take 2)

Welbourne Edward edward.welbourne at theqtcompany.com
Wed Mar 2 09:37:22 CET 2016

Andreas Hartmetz said:
> Arcminutes are a really good idea. The size of screen elements isn't
> really about physical dimensions, it's about size on retina (the
> actual biological thing ;) really, or legibility.
> If the system had "known" that the typical user to screen distance was
> 2-3 meters and acted accordingly, that wouldn't have happened.  Of
> course, you need to know the "typical viewing distance" for a screen,

So perhaps what we should be using to configure UI scaling isn't a scale
factor but this typical viewing distance; as long as the system has some
way to discover the physical dimensions of the screen and its pixels, it
then know everything it needs to scale the UI sensibly.


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