GNU bug report logs - #15155
24.3; wrap-prefix in adaptive-wrap-prefix-mode with variable-pitch has wrong face

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Frank Fischer <frank.fischer <at> mathematik.tu-chemnitz.de>
Cc: monnier <at> iro.umontreal.ca, 15155 <at> debbugs.gnu.org
Subject: bug#15155: 24.3; wrap-prefix in adaptive-wrap-prefix-mode with variable-pitch has	wrong face
Date: Thu, 22 Aug 2013 19:03:50 +0300

> Date: Thu, 22 Aug 2013 17:26:50 +0200
> From: Frank Fischer <frank.fischer <at> mathematik.tu-chemnitz.de>
> CC: Frank Fischer <frank.fischer <at> mathematik.tu-chemnitz.de>, 
>  monnier <at> iro.umontreal.ca, 15155 <at> debbugs.gnu.org
> 
> > How about using the face returned by face-at-point, instead of
> > 'default'?
> 
> I'm not sure. In my tests (adding several % comment marker before a line
> in a LaTeX document) I got strange results. Sometimes the wrap prefix
> had the correct color, sometimes not. But in no case it had the correct
> (variable-width) font. I used the following code (of course the correct
> name of the variable is `adaptive-fill-regexp` not `adaptive-fill-prefix`):
> 
> (setq adaptive-fill-function
>   (lambda ()
>     (and adaptive-fill-regexp
>          (looking-at adaptive-fill-regexp)
>          (propertize (match-string-no-properties 0) 'face
> 		     (face-at-point)))))

Perhaps you are calling face-at-point at the wrong buffer position.

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