GNU bug report logs - #52118
29.0.50; string-pixel-width reports incorrect width

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From: Arthur Miller <arthur.miller <at> live.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 52118 <at> debbugs.gnu.org
Subject: bug#52118: 29.0.50; string-pixel-width reports incorrect width
Date: Fri, 26 Nov 2021 14:46:21 +0100

Lars Ingebrigtsen <larsi <at> gnus.org> writes:

> Arthur Miller <arthur.miller <at> live.com> writes:
>
>> Attached is small lisp program and a screenshot of the output. From the
>> screenshot itself it is visible that for string with large non-default font-size
>> the reported width is erroneous. It should be close to frame/window size
>> in this particular example, but reported size is missing ~500 pixels.
>
> Seems to be working OK for me:
>
> (string-pixel-width
>  (propertize "foo" 'face '(:height 500 :background "red")))
> => 300
>
> (string-pixel-width
>  (propertize "foo" 'face '(:height 5000 :background "red")))
> => 2997
>
> But you seem to be using an old version, and not from the Emacs repo?
>
> In GNU Emacs 29.0.50 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.30, cairo version 1.17.4)
>  of 2021-11-17 built on pascal
> Repository revision: 1ddebefc9fe178e9e8b4275a45e0eda1bcf7848e
> Repository branch: alpha-patch

:) Yes, like a week old :).

> `string-pixel-width' was rewritten recently.  Could you try a fresh
> checkout and see whether the problem is still present?

Allright. I haven't had time to pull and rebuild; I'll try and come back when I
rebuild it.

Thanks for the info.

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