%D \module
%D   [      file=s-mod-01,
%D        version=very-old,
%D          title=\CONTEXT\ Style File,
%D       subtitle=Module Documentation,
%D         author={Hans Hagen \& Luigi Scarso},
%D           date=\currentdate,
%D      copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.

\unprotect

%D Usage:
%D
%D \starttyping
%D context --ctx=s-mod somefile.mkiv
%D \stoptyping
%D
%D In due time there will be a \type {mtx-context-module} as well.
%D
%D Luigi Scarso coordinates the processing of modules so best contact
%D him when you run into problems. Bugs in this style can be sent to
%D Hans.

\showframe

\usemodule[abbreviations-words]

\startmodule[modules-basics]

\setupdocument
   [       file=\jobname,
           type=unknown,
        version={\currentdate[\v!year,{.},\v!month,{.},\v!day]},
         system=\CONTEXT,
          title=Unknown Title,
       subtitle=,
         author=Unknown Author,
           date=\currentdate,
      copyright=Unknown Copyright,
    suggestions=]

\let\module\setupdocument

\definepalet [module:unknown] [localone=black,localtwo=white]

\definepalet [module:tex]     [localone=blue,localtwo=green]
\definepalet [module:mkii]    [localone=blue,localtwo=green]
\definepalet [module:mkiv]    [localone=blue,localtwo=green]
\definepalet [module:mkvi]    [localone=blue,localtwo=green]

\definepalet [module:lua]     [localone=red,localtwo=green]
\definepalet [module:cld]     [localone=red,localtwo=green]

\definepalet [module:mp]      [localone=red,localtwo=blue]
\definepalet [module:mpii]    [localone=red,localtwo=blue]
\definepalet [module:mpiv]    [localone=red,localtwo=blue]
\definepalet [module:metapost][localone=red,localtwo=blue]

\setuppalet
  [module:unknown]

\startuseMPgraphic{page}

    StartPage ;

        color local_white ; local_white := .8white ;
        color local_one   ; local_one   := \MPcolor{localone} randomized (.6,.8) ;
        color local_two   ; local_two   := \MPcolor{localtwo} randomized (.3,.4) ;

        color local_one   ; local_one   := .75[\MPcolor{localone},white] ;
        color local_two   ; local_two   := .75[\MPcolor{localtwo},white] ;

        numeric width  ; width  := bbwidth  Page ;
        numeric height ; height := bbheight Page ;

        u := width/400 ;

        def a_module (expr dx, dy) =
            picture p ; p := image (
                ddy := 0 ; sx := 60u ;
                for i=1 upto (4 randomized 2) :
                    sy := 7u randomized 3u ;
                    fill unitsquare xyscaled(sx,sy) shifted (0,ddy) withcolor local_two ;
                    ddy := ddy + sy + 4u ;
                endfor ;
            ) ;
            p := p shifted (dx,dy) shifted - center p ;
            fill boundingbox p enlarged 8u withcolor local_white ;
            fill boundingbox p enlarged 4u withcolor local_one ;
            draw p ;
        enddef ;

        set_grid(width, height, width/15, height/15) ;

        forever:
            if new_on_grid(uniformdeviate width,uniformdeviate height):
                a_module(dx,dy) ;
            fi ;
            exitif grid_full ;
        endfor ;

        picture p ;

        draw image (
            draw anchored.urt(textext("\bf\strut\documentvariable{system}")   ysized 5.0cm,urcorner Page shifted (-1cm,- 1cm)) ;
            draw anchored.urt(textext("\bf\strut\documentvariable{title}")    ysized 1.5cm,urcorner Page shifted (-1cm,- 8cm)) ;
            draw anchored.urt(textext("\bf\strut\documentvariable{subtitle}") ysized 1.5cm,urcorner Page shifted (-1cm,-10cm)) ;
            draw anchored.urt(textext("\bf\strut\documentvariable{author}")   ysized 1.5cm,lrcorner Page shifted (-1cm,  5cm)) ;
            draw anchored.urt(textext("\bf\strut\currentdate")                ysized 1.5cm,lrcorner Page shifted (-1cm,  3cm)) ;
        ) withcolor .25white ;

    StopPage ;

\stopuseMPgraphic

\startsetups[document:start]

    \setuppalet
      [module:\documentvariable{type}]

    \setuptyping
      [definition]
      [lines=yes,
       option=\documentvariable{type}]

    \startTEXpage
        \useMPgraphic{page}
    \stopTEXpage

    \page[right]

\stopsetups

\startsetups[document:stop]

    \page

    \placeregister
      [\v!index]
      [\c!balance=\v!yes,
       \c!indicator=\v!no,
       \c!criterium=\v!text]

\stopsetups

% In order to be able to typeset this one too, we need to avoid
% direct backslashed names.

\starttexdefinition startmoduledocumentation
    \starttext
    \page
    \begingroup
    \startdocument
\stoptexdefinition

\starttexdefinition stopmoduledocumentation
    \stopdocument
    \page
    \endgroup
    \stoptext
\stoptexdefinition

\starttexdefinition startdocumentation
    \par
    \bgroup
\stoptexdefinition

\starttexdefinition stopdocumentation
    \par
    \egroup
\stoptexdefinition

\definetyping
  [definition]

\starttexdefinition startcompressdefinitions
    \blank
    \begingroup
    \setuptyping[definition][bodyfont=small]
\stoptexdefinition

\starttexdefinition stopcompressdefinitions
    \blank
    \endgroup
\stoptexdefinition

% \definetyping [PL]  [\c!option=PL]
% \definetyping [JV]  [\c!option=JV]
% \definetyping [MP]  [\c!option=MP]
% \definetyping [TEX] [\c!option=TEX]
% \definetyping [LUA] [\c!option=LUA]

\setuptyping
  [\v!typing]
  [\c!margin=\v!standard,
   \c!lines=\v!yes]

\setuptyping
  [\v!file]
  [\c!margin=\v!standard,
   \c!lines=\v!yes]

\setuptyping
  [definition]
  [\c!margin=0pt,
   \c!numbering=\v!line,
   \c!continue=\v!yes,
   \c!lines=\v!yes]

\setuplinenumbering
  [definition]
  [\c!style=\ttx,
   \c!align=\v!flushright]

% This will be cleaned up.

\unexpanded\def\domodulemarginstuff#1#2%
  {\marginstuff
     {\ifx#1\relax
        \index{#2}%
      \else
        \index{#1{#2}}%
      \fi
      \dontleavehmode#1{\doboundtext{#2}{\leftmarginwidth}{..}}}}

\unexpanded\def\modulemarginstuff#1#2% to be renamed
  {\processcommalist[#2]{\domodulemarginstuff#1}}

\definemargindata
  [marginstuff]
  [left]
  [stack=yes,
   hoffset=2em,
   style=\ttxx\setstrut]

\unexpanded\def\macros  {\modulemarginstuff\tex  }
\unexpanded\def\extras  {\modulemarginstuff\relax}
\unexpanded\def\elements{\modulemarginstuff\someelement}

\unexpanded\def\someelement#1{\type{<#1>}}

% [index]{command}

% \macros{a,b}
% \macros{a,b}{b}
% \macros[a]{a,b}{b}

% weg ermee (indeed):
%
% \defineparagraphs [interface] [\c!n=2]
% \setupparagraphs  [interface] [1] [\c!width=4cm]

\starttexdefinition startexample
    \par
    \startnarrower
\stoptexdefinition

\starttexdefinition stopexample
    \stopnarrower
\stoptexdefinition

%D Command references:

\usemodule[int-load] \loadsetups

\let\showsetup\setup

\setupframedtexts
  [setuptext]
  [\c!background=\v!screen,
   \c!frame=\v!off]

% style (we use dejavu as it supports more characters)

\usebodyfont
  [dejavu-condensed,9pt] % preload

\setupbodyfont
  [dejavu,9pt] % main font

\mainlanguage
  [en]

\setuptyping
  [\v!typing]
  [\c!bodyfont=dejavu-condensed]

\setupwhitespace
  [\v!big]

\setuptolerance
  [\v!verytolerant,\v!stretch]

\setuplayout
  [\c!backspace=3.5cm,
   \c!cutspace=2cm,
   \c!leftmargin=1.75cm,
   \c!rightmargin=0cm,
   \c!margindistance=.5cm,
   \c!leftedgedistance=.25cm,
   \c!rightedgedistance=.5cm,
   \c!edge=1.5cm,
   \c!width=middle,
   \c!topspace=2cm,
   \c!header=1.25cm,
   \c!footer=1.25cm,
   \c!height=middle,
   \c!style=\ss]

\setuppagenumbering
  [\c!location=]

\setuppagenumbering
  [\c!alternative={\v!doublesided,\v!singlesided}]

\setupfootertexts
  [\v!edge]
  [][\pagenumber]

\setupfootertexts
  [\v!margin]
  [\filename{\documentvariable{file}}][]
  [\filename{\documentvariable{file}}][]

\setupfootertexts
  [\v!text]
  [\CONTEXT]
  [\documentvariable{title}]

\setupheadertexts
  [\v!text]
  []
  [\documentvariable{subtitle}]

\setupinmargin
  [\c!location=\v!left]

\setupheads
  [\c!alternative=\v!inmargin]

\setuphead
  [\v!chapter]
  [\c!style=\bfc,
   \c!page=\v!right,
   \c!header=\v!empty]

\setuphead
  [\v!section]
  [\c!style=\bfb,
   \c!page=\v!right]

\setuphead
  [\v!subsection]
  [\c!style=\bfa]

\setuplist
  [\v!chapter]
  [\c!style=\v!bold,
   \c!after=\blank]

\setupcombinedlist
  [\v!content]
  [\c!width=3em,
   \c!aligntitle=\v!yes]

\setupregister
  [\v!index]
  [\c!balance=\v!yes,
   \c!indicator=\v!no]

\setupinteraction
  [\c!state=\v!start,
   \c!color=,
   \c!contrastcolor=,
   \c!style=]

% modes

\doifmode {nocolor} {

  \setupcolors
    [\c!conversion=\v!always]

}

\doifmode {singlesided} {

  \setuppagenumbering
    [\c!alternative=\v!singlesided]

  \setupfootertexts
    [\v!margin]
    [\filename{\documentvariable{file}}][]

}

\protect

\stopmodule