From: Henri Menke <henrimenke@gmail.com>
To: ntg-context@ntg.nl
Subject: Re: Different colors in LaTeX and ConTeXt
Date: Tue, 12 Jul 2016 21:39:52 +0200 [thread overview]
Message-ID: <c2f0a4d4-ad13-ccaf-f852-7629a986dcdd@gmail.com> (raw)
In-Reply-To: <alpine.OSX.2.02.1607121421580.5341@nqv-znpobbx>
Dear Aditya and Hans,
I'm not so sure about it being a bug in pgfplots. I played a little and
encountered the following.
> \usemodule[tikz]
> \starttext
>
> % Original gray
> \blackrule[color=gray,width=1cm,height=1pt]
>
> \starttikzpicture
> \draw[gray,line width=1pt] (0,0) -- (1,0);
> \stoptikzpicture
>
> % New colors
> \definecolor[gray][s=0.5]
> \unprotect
> \pgfutil@definecolor{tikzgray}{gray}{0.5}
> \protect
>
> % Now ConTeXt's gray = tikzgray
> \blackrule[color=gray,width=1cm,height=1pt]
>
> \starttikzpicture
> \draw[tikzgray,line width=1pt] (0,0) -- (1,0);
> \stoptikzpicture
>
> % Inside TikZ gray is still off
> \starttikzpicture
> \draw[gray,line width=1pt] (0,0) -- (1,0);
> \stoptikzpicture
>
> \stoptext
Cheers,
Henri
On 07/12/2016 08:23 PM, Aditya Mahajan wrote:
> On Tue, 12 Jul 2016, Hans Hagen wrote:
>
>> On 7/12/2016 5:07 PM, Aditya Mahajan wrote:
>>> On Tue, 12 Jul 2016, Hans Hagen wrote:
>>>
>>>> On 7/12/2016 3:44 PM, Henri Menke wrote:
>>>>> Dear Hans,
>>>>>
>>>>> thanks for your reply. Indeed there are color definitions in
>>>>> `pgfutil-context.def`. However, they are commented out with the
>> message
>>>>>
>>>>>> % no need for x colors (users can load it if needed)
>>>>>> ...
>>>>>> %\pgfutil@definecolor{gray}{gray}{0.5}
>>>>>
>>>>> If I add
>>>>>
>>>>>> \csname pgfutil@definecolor\endcsname{gray}{gray}{0.5}
>>>>>
>>>>> to my document the gray shows up fine. So that's for sure a feasible
>>>>> workaround.
>>>>>
>>>>> Can you comment on the phrase »no need for x colors (users can load it
>>>>> if needed)«? I'm not quite sure what it means and it suggests that
>>>>> there exists a proper solution to my color problem.
>>>>
>>>> normally you want the same colors in tikz images as in context so then
>>>> defining them in tikz is creating incompatibilities (your case is the
>>>> reverse and a-typical)
>>>
>>> However, without such redefinitions, tikz does not understand ConTeXt
>>> colors. I use a similar workaround in my documents as well.
>>
>> I have no clue what you mean.
>>
>> \definecolor[red][g=1]
>>
>> \startTEXpage
>> \starttikzpicture
>> \fill[red] (0,0) circle (1cm);
>> \stoptikzpicture
>> \stopTEXpage
>>
>> works ok here and gives green. So, one can collect a list of colors
>> defined in tikz in a colo-imp-tikz.mkiv and load that one if needed.
>
> I guess it is a bug with pgfplots rather than tikz (which also means
> that it may be easier to pursuade pgfplot maintainers to use low level
> tikz interface, since tikz is already playing nice with context).
>
> \usemodule[tikz,pgfplots]
> \definecolor[red][g=1]
>
> \startmode[bug]
> \unprotect
> \pgfutil@definecolor{red} {rgb} {0,1,0}
> \protect
> \stopmode
>
> \starttext
> \startTEXpage
> \starttikzpicture
> \startaxis
> \addplot[color=red] coordinates { (0,0) (1,1) };
> \stopaxis
> \stoptikzpicture
> \stopTEXpage
> \stoptext
>
> Aditya
>
>
> ___________________________________________________________________________________
> 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
> ___________________________________________________________________________________
>
___________________________________________________________________________________
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
___________________________________________________________________________________
next prev parent reply other threads:[~2016-07-12 19:39 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-12 11:53 Henri Menke
2016-07-12 12:29 ` Hans Hagen
2016-07-12 13:44 ` Henri Menke
2016-07-12 14:44 ` Hans Hagen
2016-07-12 15:07 ` Aditya Mahajan
2016-07-12 16:03 ` Hans Hagen
2016-07-12 18:23 ` Aditya Mahajan
2016-07-12 19:39 ` Henri Menke [this message]
2016-07-12 20:01 ` Alan BRASLAU
2016-07-12 20:03 ` Hans Hagen
2016-07-12 21:17 ` Henri Menke
2016-07-13 7:44 ` Hans Hagen
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