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bug#64969: 30.0.50: Stipple broken with PGTK
From: |
Po Lu |
Subject: |
bug#64969: 30.0.50: Stipple broken with PGTK |
Date: |
Tue, 01 Aug 2023 10:35:47 +0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Po Lu <luangruo@yahoo.com> writes:
> magnus@therning.org writes:
>
>> The code
>>
>> (let* ((w (window-font-width))
>> (stipple `(,w 1 ,(apply #'unibyte-string
>> (append (make-list (1- (/ (+ w 7)
>> 8)) ?\0)
>> '(1))))))
>> (insert "\n" (propertize (concat (make-string 15 ?\s)
>> "THIS IS A TEST"
>> (make-string 15 ?\s))
>> 'face `(:background "red" :foreground
>> "blue" :stipple ,stipple))))
>>
>> doesn't have the expected result, i.e. the text is not blue on red
>> background.
>>
>> More information leading to this report can be found at
>> https://github.com/jdtsmith/indent-bars/issues/3
>
> I think this owes to an inconsistency between the PGTK and X bitmap
> initialization code. I will look into this tomorrow, unless someone
> wants to do it first.
>
> The relevant functions are `image_create_bitmap_from_data' and
> `image_create_pattern_from_pixbuf' in image.c.
I think this should now have been fixed on the master branch; the change
was too involved for Emacs 29. Please test and ack, thanks.