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%D \module
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%D   [       file=mtx-context-trim,
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%D        version=2016.03.04,
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%D          title=\CONTEXT\ Extra Trickry,
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%D       subtitle=Trimming Files,
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%D         author=Hans Hagen,
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%D           date=\currentdate,
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%D      copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
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%C
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%C This module is part of the \CONTEXT\ macro||package and is
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%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
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%C details.
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%D This is a very old module based feature that has been moved to \MKIV.
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% begin help
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%
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% usage: context --extra=trim [options] filename
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%
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% --paperwidth  : target paperwidth
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% --paperheight : target paperheight
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% --file        : processed file
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% --x           : page x offset
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% --y           : page y offset
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% --hoffset     : horizontal clip offset
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% --voffset     : vertical clip offset
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% --width       : clip width
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% --height      : clip height
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%
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% example: context --extra=trim --file=trimtest --hoffset=3.50cm --voffset=3.50cm --width=15cm --height=21cm
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%
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% end help
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\input
 
mtx
-
context
-
common
.
tex
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\setdocumentargumentdefault
 
{
paperwidth
}
  
{
2
1
cm
}
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\setdocumentargumentdefault
 
{
paperheight
}
 
{
2
9
.
7
cm
}
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\setdocumentargumentdefault
 
{
file
}
        
{
\getdocumentfilename
{
1
}}
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\setdocumentargumentdefault
 
{
hoffset
}
     
{
0
cm
}
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\setdocumentargumentdefault
 
{
voffset
}
     
{
0
cm
}
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\setdocumentargumentdefault
 
{
width
}
       
{
1
7
cm
}
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\setdocumentargumentdefault
 
{
height
}
      
{
2
4
cm
}
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\setdocumentargumentdefault
 
{
x
}
           
{
0
cm
}
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\setdocumentargumentdefault
 
{
y
}
           
{
0
cm
}
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\doifnothing
{
\getdocumentargument
{
file
}}
                    
{
\starttext
 
missing
 
filename
 
\stoptext
}
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\doif
       
{
\getdocumentargument
{
file
}}{
\inputfilename
.
tex
}{
\starttext
 
missing
 
filename
 
\stoptext
}
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\definepapersize
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[
fuzzy
]
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[
width
=
\getdocumentargument
{
paperwidth
}
,
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height
=
\getdocumentargument
{
paperheight
}
]
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\setuppapersize
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[
fuzzy
]
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[
fuzzy
]
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\setuplayout
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[
page
]
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\starttext
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\trimpages
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[
file
=
\getdocumentargument
{
file
}
,
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hoffset
=
\getdocumentargument
{
hoffset
}
,
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voffset
=
\getdocumentargument
{
voffset
}
,
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width
=
\getdocumentargument
{
width
}
,
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height
=
\getdocumentargument
{
height
}
,
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x
=
\getdocumentargument
{
x
}
,
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y
=
\getdocumentargument
{
y
}
]
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\stoptext
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