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From: "Wolfgang Schuster" <schuster.wolfgang@googlemail.com>
To: "mailing list for ConTeXt users" <ntg-context@ntg.nl>
Subject: Re: Total number of figures/tables, etc.
Date: Mon, 30 Jun 2008 08:45:36 +0200	[thread overview]
Message-ID: <115224fb0806292345k436711d3j96fcac4f0fc81872@mail.gmail.com> (raw)
In-Reply-To: <alpine.DEB.1.00.0806291115380.19909@nqv-yncgbc>

On Sun, Jun 29, 2008 at 5:45 PM, Aditya Mahajan <adityam@umich.edu> wrote:
> On Sun, 29 Jun 2008, Oleg Kolosov wrote:
>
>> Hi!
>>
>> Is there are an easy way to get total number of pages/tables/figures
>> etc.? \getnumber[table] of \getnumber[figure] returns 0,
>> \getnumber[page] gives some irrelevant number. I've found command
>> \totalnumberofpages, is there are something similar for others? It would
>> be great to also automatically change the following word as in:
>>
>> 1 figure, but 2 figures
>>
>> Is there support for that in ConTeXt?
>
> No, but it is easy to define this on your own. To Hans: Is
> reading utilities not implemented in mkiv? The following works fine with
> mkii but not with mkiv.
>
> \def\noffigures {1}
>
> \def\savenoffigures
>   {\savecurrentvalue{\noffigures}{\getnumber[figure]}}
>
> \appendtoks \savenoffigures \to \everystoptext
>
> \def\shownoffigures
>   {\noffigures\ %
>    \doifelse{\noffigures}{1}{figure}{figures}}
>
> \starttext
>
> This text has \shownoffigures.
>
> \dorecurse{10}{\placefigure{something}{} \input knuth \endgraf }
>
> \stoptext

As Hans explained the information is load earlier than in MkII but I can
show you why your definition can also fail in MkII.

\startcomponent myfile

\def\noffigures{1}

\def\savenoffigures
  {\savecurrentvalue{\noffigures}{\getnumber[figure]}}

\appendtoks \savenoffigures \to \everystoptext

\def\shownoffigures{\noffigures}

This text has \shownoffigures.

\dorecurse{10}{\placefigure{something}{figure}}

\stopcomponent

This results always in 1 for the total number of figures.

A better definition for the countervalue is:

\def\shownoffigures
  {\doifdefinedelse{noffigures}{\noffigures}{0}}

without the initial value for \noffigures.

Regards
Wolfgang
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  parent reply	other threads:[~2008-06-30  6:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-29  9:36 Oleg Kolosov
2008-06-29 15:45 ` Aditya Mahajan
2008-06-29 19:42   ` Hans Hagen
2008-06-30  6:45   ` Wolfgang Schuster [this message]
2008-06-30  7:35     ` Hans Hagen

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