GNU bug report logs - #32672
27.0.50; image resize on window resizing

Previous Next

Full log

View this message in rfc822 format

From: Juri Linkov <juri <at> linkov.net>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 32672 <at> debbugs.gnu.org
Subject: bug#32672: 27.0.50; image resize on window resizing
Date: Thu, 27 Dec 2018 22:58:04 +0200

>> +(defun image-window-change (window)
>> +  (when (and (eq window (selected-window)) (derived-mode-p 'image-mode))
>> +    (let ((spec (image-get-display-property)))
>> +      (when (eq (car-safe spec) 'image)
>> +        (let* ((image-width  (plist-get (cdr spec) :max-width))
>> +               (image-height (plist-get (cdr spec) :max-height))
>> +               (window-edges (window-inside-pixel-edges window))
>> +               (window-width  (- (nth 2 window-edges) (nth 0 window-edges)))
>> +               (window-height (- (nth 3 window-edges) (nth 1 window-edges))))
>> +          (when (or (not (= image-width  window-width))
>> +                    (not (= image-height window-height)))
>> +            (image-toggle-display-image)))))))
>
> What happens in Emacs that was not built with Imagemagick?  Should we
> perhaps do nothing in this hook in that case?

Let's hope that native image scaling will handle this properly.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.