GNU bug report logs - #55394
29.0.50; pgtk: Text scaling of host OS is exaggerated in Emacs

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Package: emacs;

Reported by: Torsten Bronger <bronger <at> physik.rwth-aachen.de>

Date: Fri, 13 May 2022 07:52:01 UTC

Severity: normal

Found in version 29.0.50

Done: Po Lu <luangruo <at> yahoo.com>

Bug is archived. No further changes may be made.

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From: Torsten Bronger <bronger <at> physik.rwth-aachen.de>
To: 55394 <at> debbugs.gnu.org
Subject: bug#55394: 29.0.50; pgtk: Text scaling of host OS is exaggerated in Emacs
Date: Fri, 13 May 2022 11:13:52 +0200

Hallöchen!

Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" writes:

> Torsten Bronger <bronger <at> physik.rwth-aachen.de> writes:
>
>> Using Emacs on Ubuntu 22.04 with Wayland and pgtk, if I set a text
>> scaling factor using
>>
>>     dconf write /org/gnome/desktop/interface/text-scaling-factor 2.0
>>
>> the value (2.0 in this case) is exaggerated in Emacs.  In other words,
>> an increase in font size increases the size in the shell (Gnome
>> Terminal) less strongly than in Emacs.  When compiling without pgtk, the
>> font sizes always match.
>
> What happens if you delete this line in pgtkterm.c?
>
>     dpi *= pgtk_text_scaling_factor ();

Indeed, then I get the correct scaling.  (In other words, the same
as in the Gnome terminal window.)

Regards,
Torsten.

-- 
Torsten Bronger
This bug report was last modified 3 years and 8 days ago.

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