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From: Wolfgang Schuster <schuster.wolfgang@googlemail.com>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: Dynamic content on layers - wiki example not working
Date: Tue, 21 Feb 2012 12:53:17 +0100	[thread overview]
Message-ID: <AEEDAF86-2FF5-4AF7-B83C-2195F31C96C1@googlemail.com> (raw)
In-Reply-To: <CAG5iGsBuddRTdS9GfSBJDTKjg17k+B=VgLAb+aXPnABngjr8dg@mail.gmail.com>


Am 21.02.2012 um 12:00 schrieb luigi scarso:

> On Tue, Feb 21, 2012 at 11:34 AM, Mari Voipio <mari.voipio@iki.fi> wrote:
>> Hello!
>> 
>> I'm trying to place dynamic content on a layer and now it turns out
>> that while getting a different pic every time is easy, getting the
>> layers redrawn wasn't that simple. The wiki has this code:
>> 
>> \definelayer
>>  [pagenumber]
>>  [width=\paperwidth,
>>   height=\paperheight,
>>   preset=middle,
>>   state=repeat]
>> 
>> \setlayer[pagenumber]{Page \pagenumber}
>> 
>> \setupbackgrounds[page][background=pagenumber]
>> 
>> \starttext
>> \dorecurse{4}{\page[empty]}
>> \stoptext
>> 
>> 
>> 
>> AFAIK, that should be a complete  minimal sample. Unfortunately it
>> doesn't seem to work, at least my ConTeXt MkIV of February 8 only
>> gives "Page 1" on every one of those 4 pages...
> right, it's ok
>> 
>> 
>> How to fix this? Preferably on the "Dummies" level, I'd prefer not to
>> see the bowels of my ConTeXt, if I can avoid it.
> going on on
> http://wiki.contextgarden.net/Layers
> you see
> 
> \definelayer
>  [pagenumber]
>  [width=\paperwidth,
>   height=\paperheight,
>   preset=middle]
> 
> \startsetups layer
> 
> \setlayer[pagenumber]{Page \pagenumber}
> 
> \stopsetups
> 
> \setupbackgrounds[page][setups=layer,background=pagenumber]
> 
> \starttext
> \dorecurse{4}{\page[empty]}
> \stoptext


Here is a slightly different version which is better when you need more dynamic layers.

\definelayer  [pagenumber][width=\overlaywidth,height=\overlayheight,preset=middle]
\defineoverlay[pagenumber][\texsetup{layer}]

\startsetups layer

\setlayer[pagenumber]{Page \pagenumber}

\tightlayer[pagenumber]

\stopsetups

\setupbackgrounds[page][background=pagenumber]

\starttext
\dorecurse{4}{\page[empty]}
\stoptext

Wolfgang

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  reply	other threads:[~2012-02-21 11:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-21 10:34 Mari Voipio
2012-02-21 11:00 ` luigi scarso
2012-02-21 11:53   ` Wolfgang Schuster [this message]
2012-02-22  7:02     ` Mari Voipio
2012-02-21 11:06 ` Marco
2012-02-22  6:54   ` Mari Voipio

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