[NTG-context] Typing Unicode subscript and superscript numbers

Wolfgang Schuster wolfgang.schuster.lists at gmail.com
Thu Dec 6 15:23:33 CET 2018


Hans Åberg schrieb am 06.12.18 um 15:18:
> 
>> On 2 Dec 2018, at 19:01, Hans Hagen <j.hagen at xs4all.nl> wrote:
>>
>> This super/supscript stuff is a bit more tricky because when a superscript 2 is in the font, and a superscript 3 isn't, using a fake ^3 alongside that ^2 quite certainly will look bad because the 2 is normally of a different design that a scaled down 2, so one then has to replace them all. Then there is the question of scale and move (up/down).
> 
> This issue shows up with the STIX and STIX2 fonts, as the former has the superscript digits ¹ ² ³, but not the other which came to Unicode later in a different range.
> 
>> Although I have some experiemntal (font) magic on my computer it will probably take till next year before it will show up in a beta.
> 
> I use the code below, which seems fine, as the two fonts are close to each other. But it seems that one cannot add [force=yes] to ensure they all come from the same font as on the command \definefontfallback. This command would otherwise be good to pick replacements for certain glyphs.
> 
> \definefallbackfamily [mainface] [serif] [stixtwotext] [range={00B2-00B3,00B9,02070-0208F}]

The force key is valid for the \definefallbackfamily command, e.g.

   \definefallbackfamily [...] [...] [range={...},force=yes]

Wolfgang



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