[OS X TeX] OS X TeX Font Loading Suggestion
Richard J Benish
rjbenish at teleport.com
Mon Jul 18 19:44:43 EDT 2011
Thanks everybody for the promising tips and to Peter for the specific answer.
I have some exploring to do.
Richard Benish
>Am 18.07.2011 um 22:26 schrieb Richard J Benish:
>
>> Having a background in graphic arts and being old enough to
>>remember the days of Macintosh "font management" applications, why
>>not have such a thing for LaTex?
>
>Because LaTeX does not use any fonts!
>
>TeX uses only the metrics of the glyphs found in a font. And it uses
>one or two different re-encodings of the font's original encoding.
>Convertors, or output drivers, like dvips, dvipdfm, or pdfTeX with
>its integrated convertor finally use font files, their re-encodings,
>and MAP files which map a TeX font name to a real font file on disk.
>It has become a bit complicated due to the restrictions to seven or
>eight bits, which makes it necessary to provide sets of files for
>Latin based scripts (which can have so many different modifiers or
>accents), Cyrillic based scripts, old and modern Greek, aboriginal
>scripts, Right-To-Left (RTL) scripts like Arabic or Hebrew, the many
>Indic scripts, CJK (Chinese Japanese Korean), ...
>
>One single tool might not be able to manage this broad range - and
>the few specialised TeX clients that can handle RTL or CJK or ...
>
>LuaTeX and XeTeX were developed to use Unicode encoded fonts
>(OpenType and TrueType) quite directly. They can also use PostScript
>fonts. XeTeX depends on a font manager or a font service in its host
>system (but allows direct access of font files somewhere in the file
>system as well) while LuaTeX first creates a "hash" file of the
>system's font inventory. This needs to be updated manually due to
>font changes while XeTeX instantaneously takes profit from sanely
>administering the system's fonts.
>
>--
>Greetings
>
> Pete
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