Re: [NTG-context] Example from FAQ not working

2013-02-06 Thread P . Hanák
Hi,

now I noticed that I can even use some non-existing alignment:


   \setuppapersize[A5]

   \setuplayout[location=middle,
header=0pt,
footer=0pt,
height=fit,
width=109mm
]

   \setupindenting[next,\baselineskip]

   \indenting[yes]

   \setupalign[nonexisting]
  
   \starttext

   Today, automated typesetting is quite popular, which is partly due to the 
fact that
   document coding standards have evolved, in particular XML. For instance, 
when you
   navigate the internet, a typesetting engine is at work to render the pages. 
When you
   ask for a print preview, you often get a different rendering. So, one 
document source
   can result in different views.

   The vehicle that we use for automated typesetting of books is called 
CONTEXT. This
   system is based on the well known typesetting engine and language TEX and the
   graphic programming environment METAPOST.

   \stoptext

This example is processed without errors although there is no definition
of the alignment nonexisting. Is it not strange?

Pavel


Hi,
 
I tried this example from Context FAQ but without success:
 
\installalign
  {block}
  {\parfillskip=\hsize
   \advance\parfillskip by -1.5\parindent
   \advance\parfillskip by 0pt minus \parfillskip
   \advance\parfillskip by 0pt minus -1em}
 
% followed by
\setupalign[block]
 
I expected no last line will be shorter than the paragraph indenting,
but it didn't work.
 
If I used the plainTeX commands directly (without trying to install and
use the new alignment) everything worked as expected:
 
\parfillskip=\hsize
\advance\parfillskip by -1.5\parindent
\advance\parfillskip by 0pt minus \parfillskip
\advance\parfillskip by 0pt minus -1em
 
Has anybody the explanation for this?
 
My luatex version is beta-0.74.0-2012122510 (TeX Live 2013/dev)(rev 4541).
 
Best regards
 
Pavel
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Re: [NTG-context] Example from FAQ not working

2013-02-06 Thread Wolfgang Schuster

Am 06.02.2013 um 15:04 schrieb P. Hanák ha...@wpb.cz:

 Hi,
 
 now I noticed that I can even use some non-existing alignment:
 
 
   \setuppapersize[A5]
 
   \setuplayout[location=middle,
header=0pt,
footer=0pt,
height=fit,
width=109mm
]
 
   \setupindenting[next,\baselineskip]
 
   \indenting[yes]
 
   \setupalign[nonexisting]
 
   \starttext
 
   Today, automated typesetting is quite popular, which is partly due to the 
 fact that
   document coding standards have evolved, in particular XML. For instance, 
 when you
   navigate the internet, a typesetting engine is at work to render the pages. 
 When you
   ask for a print preview, you often get a different rendering. So, one 
 document source
   can result in different views.
 
   The vehicle that we use for automated typesetting of books is called 
 CONTEXT. This
   system is based on the well known typesetting engine and language TEX and 
 the
   graphic programming environment METAPOST.
 
   \stoptext
 
 This example is processed without errors although there is no definition
 of the alignment nonexisting. Is it not strange?

When ConTeXt parses the \setupalign command it looks if the keyword is defined
and executes it but when the keyword isn’t defined its just ignored.

Wolfgang
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Re: [NTG-context] Example from FAQ not working

2013-02-06 Thread P . Hanák
Hi,

   Hi,
   
   now I noticed that I can even use some non-existing alignment:
   
   
 \setuppapersize[A5]
   
 \setuplayout[location=middle,
  header=0pt,
  footer=0pt,
  height=fit,
  width=109mm
  ]
   
 \setupindenting[next,\baselineskip]
   
 \indenting[yes]
   
 \setupalign[nonexisting]
   
 \starttext
   
 Today, automated typesetting is quite popular, which is partly due to 
the fact that
 document coding standards have evolved, in particular XML. For instance, 
when you
 navigate the internet, a typesetting engine is at work to render the 
pages. When you
 ask for a print preview, you often get a different rendering. So, one 
document source
 can result in different views.
   
 The vehicle that we use for automated typesetting of books is called 
CONTEXT. This
 system is based on the well known typesetting engine and language TEX 
and the
 graphic programming environment METAPOST.
   
 \stoptext
   
   This example is processed without errors although there is no definition
   of the alignment nonexisting. Is it not strange?
   
   When ConTeXt parses the \setupalign command it looks if the keyword is 
defined
   and executes it but when the keyword isn?t defined its just ignored.
   
   Wolfgang

thank you for your explanation. So probably my definition of new
alignment block was not successful and when using \setupalign the
alignment with the keyword block is simply ignored.

Is there any possibility to find out if the new alignment was really
defined and exists?

\installalign
   {block}
   {\parfillskip=\hsize
\advance\parfillskip by -1.5\parindent
\advance\parfillskip by 0pt minus \parfillskip
\advance\parfillskip by 0pt minus -1em}

% Next command is probably ignored? Can I test if the alignment block
% really exists?

\setupalign[block]

Best regards

Pavel
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[NTG-context] Example from FAQ not working?

2013-02-05 Thread hanak
Hi,

I tried this example from Context FAQ but without success:

\installalign
  {block}
  {\parfillskip=\hsize
   \advance\parfillskip by -1.5\parindent
   \advance\parfillskip by 0pt minus \parfillskip
   \advance\parfillskip by 0pt minus -1em}

% followed by
\setupalign[block]

I expected no last line will be shorter than the paragraph indenting,
but it didn't work.

If I used the plainTeX commands directly (without trying to install and
use the new alignment) everything worked as expected:

\parfillskip=\hsize
\advance\parfillskip by -1.5\parindent
\advance\parfillskip by 0pt minus \parfillskip
\advance\parfillskip by 0pt minus -1em

Has anybody the explanation for this?

My luatex version is beta-0.74.0-2012122510 (TeX Live 2013/dev)(rev 4541).

Best regards

Pavel
___
If your question is of interest to others as well, please add an entry to the 
Wiki!

maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage  : http://www.pragma-ade.nl / http://tex.aanhet.net
archive  : http://foundry.supelec.fr/projects/contextrev/
wiki : http://contextgarden.net
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