[Libreoffice-bugs] [Bug 121327] Support multi-colored fonts using CBDT/SBIX tables

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=121327

--- Comment #6 from Volga <shanshandehongxing at outlook.com> ---
(In reply to Khaled Hosny from comment #5)
> (In reply to V Stuart Foote from comment #3)
> > @Khaled, for export to PDF does your c11 from bug 104403 against COLR/CPAL
> > table fonts apply here as well?
> > 
> > "For PDF, we would need to call HarfBuzz to decompose the color glyph layers
> > before writing them to the PDF, should be a couple of days work or so if
> > someone is interested."
> 
> For bitmap format, HarfBuzz can give the PNG and then someone need to figure
> out how to embed it in the PDF file.
I think there are two keys to do, first, embed exposed raster image at its
position within text, second, embed text string info into the raster image.

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