[NTG-context] Footnote rules for bidi document

Hans Hagen pragma at wxs.nl
Mon Jan 4 15:36:19 CET 2016


On 1/4/2016 1:00 AM, Mohammad Hossein Bateni wrote:
> I see your point, Hans. For what it's worth, that's the default for
> mixed Persian/English documents unless one uses a system that cannot do
> it. For instance, FarsiTeX and XePersian provide that as default behavior.
>
> That said, I'm not asking for this to be the default. I only want to
> know how it can be achieved. The code will be put in my style file or
> module.

i'll add rule=paragraph (i.e. listen to the first following paragraph if 
possible) ... you need to document it as for sure i forget about it

> Is it possible to determine the direction of the first line of footnote
> block while typesetting the footnote rule? I imagine it should not be
> difficult in Lua. Note that this may be the leftover from a long
> footnote that started on some previous page.
>
> --MHB
>
> On Jan 3, 2016 5:26 PM, "Hans Hagen" <pragma at wxs.nl
> <mailto:pragma at wxs.nl>> wrote:
>
>     On 1/3/2016 8:58 PM, Mohammad Hossein Bateni wrote:
>
>         I just found out that
>             \definenote[afootnote][rule={on,right}]
>         instead of
>             \definenote[afootnote][rule=right]
>         works and places the footnote rule on the right-hand side.
>
>         Still wondering about how to get automatic right/left rules.
>
>
>     what do you mean with automatic ... the problem with mixed direction
>     documents is that these things are part of the document design:
>     dominant direction vs local direction and right now we don't have a
>     clear model for that (if only because till now demands were always
>     conflicting so what works as default for someone doesn't for someone
>     else)
>
>     (i can imagine some modules that set up things)
>
>         On Sun, Jan 3, 2016 at 1:22 PM, Mohammad Hossein Bateni
>         <bateni at gmail.com <mailto:bateni at gmail.com>
>         <mailto:bateni at gmail.com <mailto:bateni at gmail.com>>> wrote:
>
>              Hi,
>
>              This has been previously discussed on the list but I didn't
>         find a
>              resolution to the issue.  It might as well be my fault since I
>              didn't go through the entire archive and I am needless to
>         say new to
>              CONTEXT.
>
>              In a bidi text (Persian/English in my case), I would like the
>              footnote rule to be placed on the right-hand side if and
>         only if the
>              first line of the footnote text is RTL.  Is there a way this
>              information can be obtained within a user-defined rulecommand.
>              Ideally I'd like a rule=autodir attribute for notes in
>         addition to
>              the current left & right.
>
>              Speaking of which, the left & right rules do not seem to
>         work, or I
>              misunderstand their point.  When used (either left or
>         right), the
>              footnote rule disappears.
>
>              \starttext
>
>              \definenote[afootnote][paragraph=no,rule=right]
>
>              \startalignment[r2l]
>              righttoleft text\afootnote{\input ward }
>              \input tufte
>              \stopalignment
>
>              \startalignment[l2r]
>              lefttoright text\afootnote{\input ward}
>              \input tufte
>              \stopalignment
>
>              \stoptext
>
>              I see these defined in strc-not.mkvi
>
>         <http://repo.or.cz/w/context.git/blob/HEAD:/tex/context/base/strc-not.mkvi>
>         and
>              still don't work with "% macros=mkvi" in the first line of
>         the input
>              file and when the file has extension mkvi.  Is this some
>         issue of
>              mkiv vs mkvi?  For what it's worth, I don't notice a
>         reference to
>              MKVI in the compilation output.
>
>              Back to the main question, I can define my own rule as follows:
>
>              \unprotect
>              \def\myfootrule{%
>                \ifvmode
>                     \dontleavehmode \hskip.8\hsize\blackrule
>                       [\c!color=\noteparameter\c!rulecolor,
>                        \c!width=.2\hsize,
>                        \c!height=\noteparameter\c!rulethickness,
>                        \c!depth=\zeropoint]%
>                     \endgraf
>                     \kern\strutdepth
>                   \fi}
>              \protect
>
>              Then I can use
>
>
>         \definenote[afootnote][paragraph=no,rule=command,rulecommand=\myfootrule]
>
>              to get a footnote rule on the right-hand side.  If I can
>         figure out
>              whether the first line of the footnote text is RTL or LTR, an
>              if-statement can do the trick I want.
>
>              Somewhat related to this, I was wondering whether it's
>         possible to
>              define two note commands, say \footnote and \afootnote,
>         that use the
>              same counter but are otherwise completely different.
>
>              I use TeXLive 2015 on Mac OS X,
>                        CONTEXT 2015.05.18 12 <tel:2015.05.18%2012>:26, and
>                        LuaTeX, Version beta-0.80.0 (TeX Live 2015) (rev
>         5238).
>
>              Thanks a lot!
>              —MHB
>
>
>
>
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>
>
>     --
>
>     -----------------------------------------------------------------
>                                                Hans Hagen | PRAGMA ADE
>                    Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
>          tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
>     <http://www.pragma-ade.com>
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>     <http://www.pragma-pod.nl>
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>     ___________________________________________________________________________________
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> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the Wiki!
>
> maillist : ntg-context at ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
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> ___________________________________________________________________________________
>


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                                           Hans Hagen | PRAGMA ADE
               Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
     tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
                                              | www.pragma-pod.nl
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