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| NNTP-Posting-Date | Mon, 08 Aug 2022 02:00:45 -0500 |
| From | ken <ken@spamcop.net> |
| Newsgroups | comp.lang.postscript |
| Subject | Re: calculating kerning pairs |
| Date | Mon, 8 Aug 2022 08:00:43 +0100 |
| Message-ID | <MPG.3d5ac4e2a2a331eb9898d2@usenet.plus.net> (permalink) |
| References | <jl8d0lFdt3qU1@mid.individual.net> |
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In article <jl8d0lFdt3qU1@mid.individual.net>, taviso@gmail.com says... > Hello, I naively assumed that when I did setfont (foo) show that the > kerning pairs in the font tables would influence spacing. PostScript type 1 fonts don't have kerning information in the font. > I understand now that it does not. You're supposed to use kshow and > apply the character spacing yourself. > > Fair enough, but then how do I get the "base" kerning for a character > pair from within postscript, or do you have to parse the afm files > manually? You have to parse the AFM files (or kern tables in a TrueType font) manually. > I understand that I can specify any kerning I want and that's a good > thing, but wouldn't you usually want that to be a multiplier applied to > the font's "base" kerning pairs? I can't pretend to know the reasoning behind the original design, but I would suggest that kerning is regarded as being like all other spacing control (widow/orphan/rivers etc) to be managed by the layout application.
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calculating kerning pairs Tavis Ormandy <taviso@gmail.com> - 2022-08-06 23:49 +0000 Re: calculating kerning pairs ken <ken@spamcop.net> - 2022-08-08 08:00 +0100
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