Johannes Graumann wrote:
> I keep gnawing on this now ...
>
> Added the following (see attachment):
>
> \xmlval{fo:color}{\xmlatt{#1}{color}}{}
>
> and
>
> \xmlmapvalue{fo:color}{#ff0000}{\color[red]}
>
> Which works just fine (given you use "\setupcolors[state=start]" as well),
> but is there a way to generically paste the "ff0000" bit into the place of
> "red"? I played around with "system=rgb", but context won't take "ff0000" as
> a parameter ...
>
> Another question: underlining in ConTeXt (as far as I can discern) needs a
> "\startunderline"/"\stopunderline" pair, no? Accordingly the combination of
>
> \xmlval{style:text-underline-style}{\xmlatt{#1}{text-underline-style}}{}
>
> and
>
> \xmlmapvalue{style:text-underline-style}{solid}{?}
>
> doesn't work ... what's the proper construct to have xmlflush flanked by
> underline statements?
>
> And even more ... how to match
>
> <style:text-properties style:text-position="sub 58%"/>
>
> generically, such that "sub*" (which doesn't work) might be used in a
> combination of
>
> \xmlval{style:text-position}{\xmlatt{#1}{text-position}}{}
>
> and
>
> \xmlmapvalue{style:text-position}{sub*}{\subscript}
>
> and any percentage following "sub" will be matched? Essentially I'm asking
> here how to use the regex "sub.*" in xmlmapvalue ...
>
> Thanks for your time - the learning curve is steep. Where can one look up
> stuff like this?
\starttext
\startluacode
document.commands = document.commands or { }
function document.commands.somehexcolor(str)
local r, g, b = str:match("#(..)(..)(..)")
r, g, b = tonumber(r,16) or 0, tonumber(g,16) or 0,
tonumber(b,16) or 0
tex.sprint(string.format("\\colored[r=%s,g=%s,b=%s]",r/255,g/255,b/255))
end
\stopluacode
\setupcolors[state=start]
\def\WhatAMess#1{\ctxlua{document.commands.somehexcolor("#1")}}
{test \WhatAMess{\letterhash FF3344} test}
\stoptext
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