GNU bug report logs - #20409
24.5; Weird effect when selecting region with DejaVu Sans Mono font on Windows

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Message #13 received at 20409-done <at> debbugs.gnu.org (full text, mbox):

From: Stefan Kangas <stefan <at> marxist.se>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: Sebastien Vauban <sva-news <at> mygooglest.com>, 20409-done <at> debbugs.gnu.org
Subject: Re: bug#20409: 24.5; Weird effect when selecting region with DejaVu
 Sans Mono font on Windows
Date: Mon, 30 Sep 2019 02:17:47 +0200

Eli Zaretskii <eliz <at> gnu.org> writes:

>> From: Sebastien Vauban <sva-news <at> mygooglest.com>
>> Date: Thu, 23 Apr 2015 11:06:45 +0200
>>
>> As you can see on http://screencast.com/t/IMMvaK7Hqa, I see weird space
>> effects (interline is growing or decreasing when de-selecting text) with
>> the "DejaVu Sans Mono" font on Windows.
>
> Note how the same effect happens even without selecting the text, just
> by moving the cursor.
>
> You seem to have some customization that highlights the current line,
> which probably has something to do with this effect.  What is that
> customization?
>
> Also, if you run "emacs -Q" and select the same font, does the problem
> happen when you highlight some portions of the buffer?
>
> Anyway, whatever it is, it affects the pixel height of the lines under
> some circumstances, and Emacs reacts as expected: by redrawing the
> affected portions of the window.  There's no problem here that I can
> spot, just expected behavior.

More information was requested, but none was given within 4 years, and
I'm therefore closing this bug report.  If this is still an issue,
please reopen this bug report.

Best regards,
Stefan Kangas

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