Re: [NTG-context] Parameters in \definecolor

2011-11-12 Thread Marcin Borkowski
Dnia 2011-11-10, o godz. 10:04:55
Hans Hagen pra...@wxs.nl napisał(a):

 On 10-11-2011 08:55, Marcin Borkowski wrote:
  Dnia 2011-11-09, o godz. 19:13:23
  Wolfgang Schusterschuster.wolfg...@googlemail.com  napisał(a):
 
 
  Am 09.11.2011 um 18:37 schrieb Marcin Borkowski:
 
  Hi all,
 
  the manual (the current draft) says that possible parameters for
  \definecolor are:
  r,g,b,
 
 red
 green
 blue

Obvious;).

 
  c,m,y,k,
 
 cyan
 magenta
 yellow
 black

As above;).

 
  s,
 
 gray (shade)

Didn't think of shade, but I got that it was gray.

 
  h,t,a,p,e
 
 hexadecimal (html like)
 transparencyfactor
 transparancyalternative
 spotcolorfactor
 extraspotcolorname (in pdf resource)

Wow, now it's more clear.  Just one question: what are the
transparency alternatives?

Best,

-- 
Marcin Borkowski
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Re: [NTG-context] Parameters in \definecolor

2011-11-12 Thread Aditya Mahajan

On Sat, 12 Nov 2011, Marcin Borkowski wrote:

hexadecimal (html like)
transparencyfactor
transparancyalternative
spotcolorfactor
extraspotcolorname (in pdf resource)


Wow, now it's more clear.  Just one question: what are the
transparency alternatives?


IIRC, they are documented in the metafun manual.

Aditya
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Re: [NTG-context] Parameters in \definecolor

2011-11-12 Thread Hans Hagen

On 12-11-2011 20:39, Aditya Mahajan wrote:

On Sat, 12 Nov 2011, Marcin Borkowski wrote:

hexadecimal (html like)
transparencyfactor
transparancyalternative
spotcolorfactor
extraspotcolorname (in pdf resource)


Wow, now it's more clear. Just one question: what are the
transparency alternatives?


IIRC, they are documented in the metafun manual.


and in the pdf spec

none
normal
multiply
screen
overlay
softlight
hardlight
colordodge
colorburn
darken
lighten
difference
exclusion
hue
saturation
color
luminosity


-
  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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Re: [NTG-context] Parameters in \definecolor

2011-11-12 Thread Marcin Borkowski
Dnia 2011-11-12, o godz. 21:31:02
Hans Hagen pra...@wxs.nl napisał(a):

 On 12-11-2011 20:39, Aditya Mahajan wrote:
  On Sat, 12 Nov 2011, Marcin Borkowski wrote:
  hexadecimal (html like)
  transparencyfactor
  transparancyalternative
  spotcolorfactor
  extraspotcolorname (in pdf resource)
 
  Wow, now it's more clear. Just one question: what are the
  transparency alternatives?
 
  IIRC, they are documented in the metafun manual.
 
 and in the pdf spec
 
 none
 normal
 multiply
 screen
 overlay
 softlight
 hardlight
 colordodge
 colorburn
 darken
 lighten
 difference
 exclusion
 hue
 saturation
 color
 luminosity

Thanks a lot, they are there indeed!

BTW (not ConTeXt-related): seemigly they are all rendered the same in
evince.

Best,

-- 
Marcin Borkowski
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Re: [NTG-context] Parameters in \definecolor

2011-11-10 Thread Hans Hagen

On 10-11-2011 08:55, Marcin Borkowski wrote:

Dnia 2011-11-09, o godz. 19:13:23
Wolfgang Schusterschuster.wolfg...@googlemail.com  napisał(a):



Am 09.11.2011 um 18:37 schrieb Marcin Borkowski:


Hi all,

the manual (the current draft) says that possible parameters for
\definecolor are:
r,g,b,


red
green
blue


c,m,y,k,


cyan
magenta
yellow
black


s,


gray (shade)


h,t,a,p,e


hexadecimal (html like)
transparencyfactor
transparancyalternative
spotcolorfactor
extraspotcolorname (in pdf resource)

Hans

-
  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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[NTG-context] Parameters in \definecolor

2011-11-09 Thread Marcin Borkowski
Hi all,

the manual (the current draft) says that possible parameters for
\definecolor are:
r,g,b,
c,m,y,k,
s,
h,t,a,p,e

While the first three (rgb), the second four (cmyk) and the third one
(s) are pretty obvious for me - rgb, cmyk and greys, I suppose - I'm
wondering what is the use of the others?

Also, do I get it correctly that if I give all r,g,b,c,m,y,k and s, I
will define the same colorname for rgb, cmyk and grey documents, so
that \setupcolors[cmyk=no], \setupcolors[rgb=no] and
\setupcolors[reduction=yes] (or something similar) will choose only the
rgb/cmyk/s components and ignore the others?

Best,

-- 
Marcin Borkowski
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Re: [NTG-context] Parameters in \definecolor

2011-11-09 Thread Wolfgang Schuster

Am 09.11.2011 um 18:37 schrieb Marcin Borkowski:

 Hi all,
 
 the manual (the current draft) says that possible parameters for
 \definecolor are:
 r,g,b,
 c,m,y,k,
 s,
 h,t,a,p,e
 
 While the first three (rgb), the second four (cmyk) and the third one
 (s) are pretty obvious for me - rgb, cmyk and greys, I suppose - I'm
 wondering what is the use of the others?

They are explained in the wiki: http://wiki.contextgarden.net/Colors

Hans posted also a while ago a list with all parameters and AFAIR a short 
explanation, search in the mail archive for the message.

Wolfgang

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Re: [NTG-context] Parameters in \definecolor

2011-11-09 Thread Marcin Borkowski
Dnia 2011-11-09, o godz. 19:13:23
Wolfgang Schuster schuster.wolfg...@googlemail.com napisał(a):

 
 Am 09.11.2011 um 18:37 schrieb Marcin Borkowski:
 
  Hi all,
  
  the manual (the current draft) says that possible parameters for
  \definecolor are:
  r,g,b,
  c,m,y,k,
  s,
  h,t,a,p,e
  
  While the first three (rgb), the second four (cmyk) and the third
  one (s) are pretty obvious for me - rgb, cmyk and greys, I suppose
  - I'm wondering what is the use of the others?
 
 They are explained in the wiki: http://wiki.contextgarden.net/Colors

Hm, I can't find it there...  Only t seems to stand for transparency,
and e for the postscript color name (or so).

 Hans posted also a while ago a list with all parameters and AFAIR a
 short explanation, search in the mail archive for the message.

I also couldn't find that; I searched Hans' emails for color and
definecolor, but to no avail, except for that a seemingly stands
for alternative.

Not that this is a serious problem for me, but I'm a bit curious, so
maybe someone could point me to the relevant part in the source and I'd
try to understand it from there?

 
 Wolfgang

Best,

-- 
Marcin Borkowski
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