Re: [NTG-context] Installing Context on Windows XP

2013-11-09 Thread Nelson Goncalves

Thanks for the tip.

I have been very busy and forgot to say thanks. Better late than never.

  Nelson

On 06-11-2013 16:28, Alan BRASLAU wrote:

Try an ssh tunnel. See Proxy settings in
http://wiki.contextgarden.net/ConTeXt_Standalone

Alan

On Wed, 6 Nov 2013 15:22:15 +0100
Nelson Goncalves ngoncal...@nalys-group.com wrote:


Hello,

I want to install Context on Windows XP, but the  rsync commands fails
because the network ports are closed. And the admin of my company
does not want to modify the settings.

Is there any other way to install Context on Windows other than the
script for the command line ?

Thanks,

   Nelson

P.S - I already sacrified a member of my family and did the tours
around the pentagram but the admin would not change his mind.




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Re: [NTG-context] Configure AUCTeX to run context not texec

2013-11-09 Thread Peter Münster
On Sat, Nov 09 2013, Jean Magnan de Bornier wrote:

 This problem does not appear on my machine where instead of context
 --nonstopmode %t I wrote PATH=~/context/tex/texmf-linux/bin:$PATH 
 context %s

Interesting. What's your ConTeXt version, AUCTeX version and
Emacs version?

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   Peter
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Re: [NTG-context] two suggestions to \typesetbuffer

2013-11-09 Thread Pablo Rodriguez
On 11/08/2013 11:39 PM, Hans Hagen wrote:
 On 11/8/2013 7:11 PM, Pablo Rodriguez wrote:
 Dear Hans,

 I have presentations that include buffers typeset with \typesetbuffer.

 One of the presentation includes 33 buffers, which are small ConTeXt
 samples.

 Any time I change anything on the presentation (not on the buffers
 themselves), every buffer is typeset again. And the compilation time is
 longer than probably desired.

 My first suggestion would be to skip compiling buffers again, if the
 following three requirements are met:

 1. Buffer content (.tmp file, I guess) is identical (checked with a
 hash) with the previous one from last compilation.
 
 no temp file is used but a although a hash is possible it also means a 
 lot of extra housekeeping due to the fact that buffers are reused (in 
 which case no run happens)

Compiling the presentation I‘m talking about for the first time on my
laptop takes about 210 seconds. Every subsequent compilation takes about
70 seconds.

I know my laptop is old and slow.

But if I make a copy of the presentation source and remove the
\typesetbuffer commands, first compilation takes about 22 seconds and
subsequent compilations take about 7 seconds.

I have no idea on how ConTeXt works internally, but what I’m trying to
say is that if \typesetbuffer has been already compiled, compiling again
is no gain.

 3. Buffer content was correctly compiled in previous compilation.
 
 define correctly

I meant completely compiled: PDF has been generated.

 My second suggestion may be a bit complex to implement, but I think it
 would be useful. Wouldn’t it be possible that the fonts are only
 embedded one in the presentation?
 
 how often does it happen ... if we're talking about one page files 
 processing should normally fast e.g.
 
 \setupbodyfont[pagella] \starttext \input tufte \stoptext
 
 takes .3 seconds on my laptop.
 
 normally fonts are embedded efficiently (subsets) and shared

Sorry, there was a typo in my message: “that fonts are only embedded
once in the presentation”.

My second suggestion isn’t about compilation time, but about duplicated
fonts.

I tried to provide a sample, but I don’t know why it doesn’t work:

\starttext
These are bufers:

\dorecurse{10}{\startbuffer[text:\recurselevel]\setuppapersize[A7]\starttext\input
tufte\stoptext\stopbuffer\typesetbuffer[text:\recurselevel][frame=on]}
\stoptext

Of course, fonts are embedded fine in documents, but \typesetbuffer is a
special case. Having the fonts embedded only once in the final document
would be better.

Many thanks for your help,


Pablo
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Re: [NTG-context] two suggestions to \typesetbuffer

2013-11-09 Thread Wolfgang Schuster

Am 09.11.2013 um 12:49 schrieb Pablo Rodriguez oi...@gmx.es:

 On 11/08/2013 11:39 PM, Hans Hagen wrote:
 On 11/8/2013 7:11 PM, Pablo Rodriguez wrote:
 Dear Hans,
 
 I have presentations that include buffers typeset with \typesetbuffer.
 
 One of the presentation includes 33 buffers, which are small ConTeXt
 samples.
 
 Any time I change anything on the presentation (not on the buffers
 themselves), every buffer is typeset again. And the compilation time is
 longer than probably desired.
 
 My first suggestion would be to skip compiling buffers again, if the
 following three requirements are met:
 
 1. Buffer content (.tmp file, I guess) is identical (checked with a
 hash) with the previous one from last compilation.
 
 no temp file is used but a although a hash is possible it also means a 
 lot of extra housekeeping due to the fact that buffers are reused (in 
 which case no run happens)
 
 Compiling the presentation I‘m talking about for the first time on my
 laptop takes about 210 seconds. Every subsequent compilation takes about
 70 seconds.
 
 I know my laptop is old and slow.
 
 But if I make a copy of the presentation source and remove the
 \typesetbuffer commands, first compilation takes about 22 seconds and
 subsequent compilations take about 7 seconds.
 
 I have no idea on how ConTeXt works internally, but what I’m trying to
 say is that if \typesetbuffer has been already compiled, compiling again
 is no gain.

Try the filter module: https://github.com/adityam/filter

Wolfgang
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Re: [NTG-context] Configure AUCTeX to run context not texec

2013-11-09 Thread Jean Magnan de Bornier
Le 09 novembre à 11:13:13 Peter Münster pmli...@free.fr écrit notamment:

| On Sat, Nov 09 2013, Jean Magnan de Bornier wrote:

|  This problem does not appear on my machine where instead of context
|  --nonstopmode %t I wrote PATH=~/context/tex/texmf-linux/bin:$PATH 
|  context %s

| Interesting. What's your ConTeXt version, AUCTeX version and
| Emacs version?

emacs 24.3.1 ubuntu
context minimal many versions (I update about once a week)
auctex 11.87.2 (installed via elpa and frequently updated)

I added the PATH thing so emacs can be started by the session manager.

 
-- 
Jean
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[NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Philipp Gesang
Hi all,

calling fontloader.to_table() appears to be redundant when
extracting font names, see the attached patch. On my system I
measured 42 (patched) vs 59 (vanilla) seconds for rebuilding the
entire index:

  mtxrun --script fonts --reload --force

The resulting index is -- except for the uuid, naturally --
identical in both cases.

Best,
Philipp

--- /home/phg/base/font-syn.lua 2013-10-25 00:01:04.0 +0200
+++ font-syn.lua2013-11-09 18:30:33.540364371 +0100
@@ -266,8 +266,21 @@
 function fontloader.fullinfo(...) -- check with taco what we get / could get
 local ff = fontloader.open(...)
 if ff then
-local d = ff and fontloader.to_table(ff)
-d.glyphs, d.subfonts, d.gpos, d.gsub, d.lookups = nil, nil, nil, nil, 
nil
+local fields = table.tohash (fontloader.fields (ff), true)
+local d   = {
+names   = fields.names   and ff.names,
+familyname  = fields.familyname  and ff.familyname,
+fullname= fields.fullnameand ff.fullname,
+fontname= fields.fontnameand ff.fontname,
+weight  = fields.weight  and ff.weight,
+italicangle = fields.italicangle and 
ff.italicangle,
+units_per_em= fields.units_per_emand 
ff.units_per_em,
+design_range_bottom = fields.design_range_bottom and 
ff.design_range_bottom,
+design_range_top= fields.design_range_topand 
ff.design_range_top,
+design_size = fields.design_size and 
ff.design_size,
+italicangle = fields.italicangle and 
ff.italicangle,
+pfminfo = fields.pfminfo and ff.pfminfo,
+}
 fontloader.close(ff)
 return d
 else


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Re: [NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Hans Hagen

On 11/9/2013 6:45 PM, Philipp Gesang wrote:

Hi all,

calling fontloader.to_table() appears to be redundant when
extracting font names, see the attached patch. On my system I
measured 42 (patched) vs 59 (vanilla) seconds for rebuilding the
entire index:

   mtxrun --script fonts --reload --force

The resulting index is -- except for the uuid, naturally --
identical in both cases.


Okay.

In fact this fullinfo was meant as temporary hack because 
fontloader.info should return these values (and might at some time).


In the meantime delayed loading was introduced which is why:

function fontloader.fullinfo(...) -- lazy loading anyway
local ff = fontloader.open(...)
if ff then
return ff
else
return nil, error in loading font
end
end

also could work ok (in fact, the explicit glyphs = nil in the current 
variant assumes the old loader and has the speed impact you notice 
because it now first loads all glyphs and next discards them)


Okay, in practice we need something like this:

function fontloader.fullinfo(...) -- lazy loading anyway
local ff = fontloader.open(...)
if ff then
local d = { } -- ff is userdata so [1] or # fails on it
setmetatable(d, { __index = ff })
return d
else
return nil, error in loading font
end
end

because I check for [1] or # in case of a ttc font which fails on the ff 
userdata table. This variant is somewhat more in tune with the 'full' 
aspect.


Thanks for noticing,

Hans


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 | www.pragma-pod.nl
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Re: [NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Philipp Gesang
···date: 2013-11-09, Saturday···from: Hans Hagen···

 On 11/9/2013 6:45 PM, Philipp Gesang wrote:
  Hi all,
 
  calling fontloader.to_table() appears to be redundant when
  extracting font names, see the attached patch. On my system I
  measured 42 (patched) vs 59 (vanilla) seconds for rebuilding the
  entire index:
 
 mtxrun --script fonts --reload --force
 
  The resulting index is -- except for the uuid, naturally --
  identical in both cases.
 
 Okay.
 
 In fact this fullinfo was meant as temporary hack because 
 fontloader.info should return these values (and might at some time).
 
 In the meantime delayed loading was introduced which is why:
 
 function fontloader.fullinfo(...) -- lazy loading anyway
  local ff = fontloader.open(...)
  if ff then
  return ff
  else
  return nil, error in loading font
  end
 end
 
 also could work ok (in fact, the explicit glyphs = nil in the current 
 variant assumes the old loader and has the speed impact you notice 
 because it now first loads all glyphs and next discards them)
 
 Okay, in practice we need something like this:
 
 function fontloader.fullinfo(...) -- lazy loading anyway
  local ff = fontloader.open(...)
  if ff then
  local d = { } -- ff is userdata so [1] or # fails on it
  setmetatable(d, { __index = ff })
  return d
  else
  return nil, error in loading font
  end
 end

Aren’t you allocating fonts without freeing them? With this
approach you need fontloader.close() somewhere inside
check_names() which isn’t straightforward if you hide the font
data inside the metatable.  Btw. calling fontloader.info() first
yields a table for ttcs and is unnoticable performance-wise.

Best,
Philipp


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Re: [NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Philipp Gesang
···date: 2013-11-09, Saturday···from: Philipp Gesang···

 ···date: 2013-11-09, Saturday···from: Hans Hagen···
 
  On 11/9/2013 6:45 PM, Philipp Gesang wrote:
   Hi all,
  
   calling fontloader.to_table() appears to be redundant when
   extracting font names, see the attached patch. On my system I
   measured 42 (patched) vs 59 (vanilla) seconds for rebuilding the
   entire index:
  
  mtxrun --script fonts --reload --force
  
   The resulting index is -- except for the uuid, naturally --
   identical in both cases.
  
  Okay.
  
  In fact this fullinfo was meant as temporary hack because 
  fontloader.info should return these values (and might at some time).
  
  In the meantime delayed loading was introduced which is why:
  
  function fontloader.fullinfo(...) -- lazy loading anyway
   local ff = fontloader.open(...)
   if ff then
   return ff
   else
   return nil, error in loading font
   end
  end
  
  also could work ok (in fact, the explicit glyphs = nil in the current 
  variant assumes the old loader and has the speed impact you notice 
  because it now first loads all glyphs and next discards them)
  
  Okay, in practice we need something like this:
  
  function fontloader.fullinfo(...) -- lazy loading anyway
   local ff = fontloader.open(...)
   if ff then
   local d = { } -- ff is userdata so [1] or # fails on it
   setmetatable(d, { __index = ff })
   return d
   else
   return nil, error in loading font
   end
  end
 
 Aren’t you allocating fonts without freeing them?

Scratch that, I just did some tests and memory consumption seems
to be the same. Thanks for revealing this feature!

Best,
Philipp



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Re: [NTG-context] How to test the emptyness of a variable?

2013-11-09 Thread Aditya Mahajan

On Thu, 7 Nov 2013, Géry Ogam wrote:


I'm sure there is also a cleaner TeX way, but I'm not experienced

enough for that.

I think you misunderstood my issue: your Lua way does the same thing than
my TeX way: it displays:

ONE Cool
2 Cat
3 Mouse

but that is NOT what I want. What I want is:

1 Cool
2 Cat
3 Mouse

So I need to check if the chapter label has been set empty or not by the
user, because it is not empty (let's say the user chose the string
CHAPTER~ for the chapter label) I want to display this:

CHAPTER ONE Cool
CHAPTER 2 Cat
CHAPTER 3 Mouse



The way to do that is to check if the variable \currentstructurelabel is
empty, so the code must be:


Why not just check the labeltext?

  \define[1]\MyConversion
  {\doifelse{#1}{1}{ONE}{#1}}

  \define\CheckedConversion % #1 number
  {\doiftextelse{\labeltexts{chapter}}\MyConversion\numbers}

  \defineconversion[CheckedConversion][\CheckedConversion]

  \setuphead[chapter][conversion=CheckedConversion]

  \doifmode{label}{\setuplabeltext[chapter=CHAPTER~]}
  \starttext
\chapter{Cool}
\chapter{Cat}
\chapter{Mouse}
  \stoptext


compile with and without --mode=label.


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Re: [NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Hans Hagen

On 11/9/2013 8:42 PM, Philipp Gesang wrote:


Aren’t you allocating fonts without freeing them? With this
approach you need fontloader.close() somewhere inside
check_names() which isn’t straightforward if you hide the font
data inside the metatable.  Btw. calling fontloader.info() first
yields a table for ttcs and is unnoticable performance-wise.


i assume that the loader automatically closes when the userdata is 
garbage collected (just like file handlers are) .. it doesn't seem to be 
a problem when generating the database


Hans

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 | www.pragma-pod.nl
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Re: [NTG-context] [font-syn.lua] remove call to fontloader.to_table()

2013-11-09 Thread Hans Hagen

On 11/9/2013 8:48 PM, Philipp Gesang wrote:


Scratch that, I just did some tests and memory consumption seems
to be the same. Thanks for revealing this feature!


fyi: it's one of the reasons why the overhead in terms of memory of the 
initial loading of large fonts (pre-caching) became less (already a few 
years ago now)


Hans

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[NTG-context] Argument of \startInvoice has an extra }.

2013-11-09 Thread Peter Münster
Hi,

How could I avoid that error here please:

--8---cut here---start-8---
\def\beginInvoice{\dosingleempty\dobeginInvoice}
\def\dobeginInvoice[#1]{\grabbufferdata[myLetter][beginInvoice][endInvoice]}
\def\startInvoice#1\stopInvoice{bla}
\starttext
\beginInvoice
\startInvoice test \stopInvoice
\endInvoice
\stoptext
--8---cut here---end---8---

TIA for any help,
-- 
   Peter
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Re: [NTG-context] Argument of \startInvoice has an extra }.

2013-11-09 Thread Aditya Mahajan

On Sat, 9 Nov 2013, Peter Münster wrote:


Hi,

How could I avoid that error here please:

--8---cut here---start-8---
\def\beginInvoice{\dosingleempty\dobeginInvoice}
\def\dobeginInvoice[#1]{\grabbufferdata[myLetter][beginInvoice][endInvoice]}
\def\startInvoice#1\stopInvoice{bla}
\starttext
\beginInvoice
\startInvoice test \stopInvoice
\endInvoice
\stoptext


One possibility is to restrict optional arguments to one line:

\def\beginInvoice{\bgroup\obeylines\dosingleempty\dobeginInvoice}
\def\dobeginInvoice[#1]{\egroup\grabbufferdata[myLetter][beginInvoice][endInvoice]}

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Re: [NTG-context] Argument of \startInvoice has an extra }.

2013-11-09 Thread Peter Münster
On Sat, Nov 09 2013, Aditya Mahajan wrote:

 One possibility is to restrict optional arguments to one line:

 \def\beginInvoice{\bgroup\obeylines\dosingleempty\dobeginInvoice}
 \def\dobeginInvoice[#1]{\egroup\grabbufferdata[myLetter][beginInvoice][endInvoice]}

Thanks. How did you find the reason for the error (and the solution)?

Is there also a solution with support for multiple lines? Unfortunately
this does not work:

--8---cut here---start-8---
\def\beginInvoice{\bgroup\obeylines\dosingleempty\dobeginInvoice}
\def\dobeginInvoice[#1]{\egroup\getparameters[PRM][#1]%
  \grabbufferdata[myLetter][beginInvoice][endInvoice]}
\def\endInvoice{\getbuffer[myLetter]}
\def\startInvoice#1\stopInvoice{#1}
\starttext
\beginInvoice[bla=blub,
  blub=bla]
\startInvoice test \PRMblub \stopInvoice
\endInvoice
\beginInvoice
\startInvoice test \stopInvoice
\endInvoice
\stoptext
--8---cut here---end---8---

TIA,
-- 
   Peter
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