From: Hans Hagen <pragma@wxs.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: space in \longrightarrow in lucida (mkiv)
Date: Sat, 04 Dec 2010 19:38:08 +0100 [thread overview]
Message-ID: <4CFA8A90.2030407@wxs.nl> (raw)
In-Reply-To: <4CF8F4E3.9070207@FU-Berlin.DE>
On 3-12-2010 2:47, Herbert Voss wrote:
> Am 03.12.2010 12:21, schrieb Mojca Miklavec:
>>> IIRC, the original definitions are from plain.tex and amstex.tex.
>>
>> plain.tex says:
>> \def\joinrel{\mathrel{\mkern-3mu}}
>>
>> So I guess that \joinrel indeed needs to be defined on per-font basis
>> instead of being hardcoded into definitions.
>
> the macro \loadfontgoodies in font-gds.mkiv should be extended
> to something like
>
> \def\loadfontgoodies[#1]%
> {\ctxlua{fonts.goodies.get("#1")}%
> \InputIfExists #1.tex%
> }
>
> which already load a lucida-math.ldf (lua code)
> and then an optional lucida-math.tex (tex code)
>
> don't know how ConTeXt can handle the \InputIfExists
> The file lucida-math.tex in /context/fonts/
> gets all font specific redefinitions, in this case
>
> \def\joinrel{\mkern-4mu}
> \def\longrightarrow{\relbar\joinrel\rightarrow}
> \def\longleftarrow{\leftarrow\joinrel\relbar}
> ....
>
> sich files are then possible for all other fonts
In lucida-math.lfg there is now:
variables = {
joinrelfactor = 4, -- default is 3
}
and when set that variable will be used in composing the virtual glyph
(the default is 3). So, no complex defs are needed. Maybe there are
more relevant variables.
Hans
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next prev parent reply other threads:[~2010-12-04 18:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-30 16:54 Mojca Miklavec
2010-11-30 17:23 ` Herbert Voss
2010-11-30 18:16 ` Hans Hagen
2010-12-03 10:42 ` Mojca Miklavec
2010-12-03 10:47 ` Mojca Miklavec
[not found] ` <AANLkTi=bKYMwYi=aX06mC92LuNeHXnjLkmzgm2T58D1A@mail.gmail.com>
[not found] ` <alpine.LNX.2.01.1012030617310.22938@ybpnyubfg.ybpnyqbznva>
[not found] ` <AANLkTikVXeEeS=fPqn6M31bHHNuqjJF=+wEMnyQEJjhp@mail.gmail.com>
2010-12-03 13:47 ` Herbert Voss
2010-12-04 8:41 ` Hans Hagen
2010-12-04 18:38 ` Hans Hagen [this message]
2010-12-05 11:16 ` Mojca Miklavec
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