Re: Using more and/or better icons in Emacs

[Alan Third]

On Fri, Apr 09, 2021 at 12:46:57PM -0500, Stefan Kangas wrote:
> For this to work, we obviously need to insert SVG files that are the
> same height as the current face.
> 
> Experimenting with this now, using my patch,
> 
> (insert-image (find-image '((:type svg
>                              :file "material/file/ic_folder_24px.svg"))))
> 
> I'm getting an SVG in the buffer that is actually taller than the line.
> When we added new SVG icons to customize recently, Alan Third fiddled
> with the height and viewport in the SVG file to force it to be the same
> height as the line.
> 
> But is there any way to do this directly from Emacs?  It seems like a
> pain to have to edit the SVG file for every icon (and my attempts at
> doing so has failed so far...).

Something like

    (insert-image (create-image "my/svg/file.svg" 'svg nil
                   :height (line-pixel-height)
                   :ascent 'center))

Although it won't tie in quite as neatly as having the actual SVG
height set to 1em or whatever.

-- 
Alan Third