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+%D \module
+%D [ file=page-imp, % was: core-pag,
+%D version=1998.01.15,
+%D title=\CONTEXT\ Page Macros,
+%D subtitle=Pagebody Building (Imposition),
+%D author=Hans Hagen & Willi Egger,
+%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.
+
+% much of this can more to run time loading !
+
+\writestatus{loading}{ConTeXt Page Macros / Pagebody Building}
+
+\unprotect
+
+%D \macros
+%D {starttextdata}
+%D
+%D This is a user macro (appending to every last shipout is not
+%D really user friendly).
+
+\newtoks\t_page_text_data
+
+\unexpanded\def\starttextdata#1\stoptextdata
+ {\global\let\page_shipouts_flush_text_data\page_shipouts_flush_text_data_indeed
+ \globaladdtotoks\t_page_text_data{#1}}
+
+\let\stoptextdata\relax
+
+\def\page_shipouts_flush_text_data_indeed
+ {\vsmashed{\the\t_page_text_data}%
+ \global\t_page_text_data\emptytoks
+ \global\let\page_shipouts_flush_text_data\relax}
+
+\let\page_shipouts_flush_text_data\relax
+
+\prependtoks
+ \page_shipouts_flush_text_data
+\to \everylastshipout
+
+% Problem: we need to apply the finalizers to a to be shipped out page (as
+% we can have positioning involved). However, we can also add stuff in the
+% imposition, like cropmarks. Fortunately we do that with metapost so
+% colors etc are dealt with at that end.
+
+% \starttypen
+% \def\pagestoshipout{1,3,5}
+% \stoptypen
+
+\installcorenamespace{shipoutmethod}
+\installcorenamespace{layoutarranger}
+\installcorenamespace{layoutarrangeoption}
+
+\newcount \shippedoutpages
+\newcount \combinedpagescounter
+
+\let \pagestoshipout\empty % {1,3,6}
+\newconstant \whichpagetoshipout % 0=all 1=odd 2=even
+
+\newbox \shipoutscratchbox
+
+\setnewconstant\shipoutfinalizemethod\plusone % this will be default (we will have two finalizers)
+
+\unexpanded\def\installshipoutmethod#1#2% % a handler takes one argument: something to be boxed
+ {\setgvalue{\??shipoutmethod#1}##1{#2{##1}}} % and shipped out (don't depend on the exact package)
+
+\let\installpagehandler\installshipoutmethod % will go
+
+\unexpanded\def\invokepagehandler#1%
+ {\expandnamespacevalue\??shipoutmethod{#1}\v!normal}
+
+% \def\page_shipouts_handle
+% {\csname\??shipoutmethod\ifcsname\??shipoutmethod\v_page_target_method\endcsname
+% \v_page_target_method
+% \else
+% \v!none
+% \fi\endcsname}
+
+\def\page_shipouts_handle
+ {\ifcsname\??shipoutmethod\v_page_target_method\endcsname
+ \expandafter\lastnamedcs
+ \else
+ \expandafter\page_shipouts_ignore
+ \fi}
+
+\installshipoutmethod \v!normal
+ {\ifarrangingpages
+ \expandafter\page_shipouts_arrange
+ \else
+ \expandafter\page_shipouts_normal
+ \fi}
+
+\installshipoutmethod \v!none
+ {\page_shipouts_ignore}
+
+% extension mechanism
+
+\newcount\c_page_boxes_flush_n % set at the lua end
+
+\let\page_boxes_flush_before\relax
+\let\page_boxes_flush_after \relax
+
+% used here:
+
+\def\page_boxes_shipout#1% or: \page_shipouts_apply
+ {\dontcomplain % redundant
+ \ifcase\c_page_boxes_flush_n\else
+ \page_boxes_flush_before
+ \fi
+ \the\everybeforeshipout
+ \ifcase\shipoutfinalizemethod
+ \page_shipouts_handle{#1}%
+ \else
+ \setbox\shipoutscratchbox\hpack{#1}% just in case there are objects there, hook for testing (will go away)
+ \finalizeshipoutbox\shipoutscratchbox
+ \page_shipouts_handle{\box\shipoutscratchbox}%
+ \fi
+ \setnextrealpageno % so this comes before \everyaftershipout so in fact:
+ \the\everyaftershipout % at this point we're already on the next realpage
+ \ifcase\c_page_boxes_flush_n\else
+ \page_boxes_flush_after
+ \fi}
+
+\def\page_shipouts_ignore#1%
+ {\begingroup
+ \message
+ {[\ifarrangingpages arranged \fi page
+ \ifarrangingpages\the\arrangeno\else\the\realpageno\fi\normalspace
+ not flushed]}%
+ \setbox\scratchbox\hpack{#1}%
+ \deadcycles\zerocount
+ \endgroup}
+
+\def\page_otr_flush_every_stuff
+ {\begingroup
+ \setbox\scratchbox\hpack
+ {% before the main one !
+ \ifcase\realfolio \or
+ \the\everyfirstshipout
+ \global\everyfirstshipout\emptytoks
+ \fi
+ % the main one
+ \the\everyshipout\relax
+ % always last (and after the main one)
+ \ifnum\realpageno=\lastpage\relax
+ \the\everylastshipout
+ \global\everylastshipout\emptytoks
+ \fi}%
+ \smashbox\scratchbox
+ \box\scratchbox
+ \endgroup}
+
+\newdimen\d_page_shipouts_offset \d_page_shipouts_offset=-1in
+
+\def\page_shipouts_normal#1%
+ {\global\advance\shippedoutpages\plusone
+ % this is not resource safe!
+ \ifx\pagestoshipout\empty
+ \ifcase\whichpagetoshipout\relax
+ \donetrue
+ \or % 1
+ \ifodd\shippedoutpages\relax\donetrue\else\donefalse\fi
+ \or % 2
+ \ifodd\shippedoutpages\relax\donefalse\else\donetrue\fi
+ \else
+ \donetrue
+ \fi
+ \else % testen, aangepast / expanded nodig ?
+ \normalexpanded{\doifelseinset{\the\shippedoutpages}{\pagestoshipout}}\donetrue\donefalse
+ \fi
+ \ifdone
+ \setbox\shipoutscratchbox\hpack{#1}%
+ \ifcase\shipoutfinalizemethod
+ \finalizeshipoutbox\shipoutscratchbox
+ \fi
+ \normalshipout\vpack
+ {\offinterlineskip
+ \vskip\d_page_shipouts_offset
+ \hskip\d_page_shipouts_offset
+ \hpack
+ {\page_otr_flush_every_stuff
+ \page_otr_flush_special_content
+ \box\shipoutscratchbox}}%
+ \else
+ \page_shipouts_ignore{#1}%
+ \fi}
+
+\def\page_shipouts_arrange#1%
+ {% \global\advance\shippedoutpages\plusone
+ \begingroup
+ \setbox\scratchbox\hpack
+ {\page_otr_flush_every_stuff
+ \page_otr_flush_special_content
+ \box\shipoutscratchbox}%
+ \pusharrangedpage\scratchbox
+ \deadcycles\zerocount
+ \endgroup}
+
+%D We need a couple of boxes for duplex printing \unknown
+
+\newbox\arrangedpageA \newbox\arrangedpageB
+\newbox\arrangedpageC \newbox\arrangedpageD
+\newbox\arrangedpageE \newbox\arrangedpageF
+\newbox\arrangedpageG \newbox\arrangedpageH
+
+\newconditional\arrangedswapstate
+\newconditional\arrangednegatestate
+\newconditional\arrangedmirrorstate
+\newconditional\arrangeddoublestate
+\newconditional\arrangingdisabledstate
+\newconditional\arrangedbackgroundstate
+
+\def\arrangedrotationO{0}
+\def\arrangedrotationE{0}
+
+\newcount\arrangedpageN
+\newcount\arrangedpageM
+
+\newcount\arrangedpageT \arrangedpageT\plusone
+\newcount\arrangedpageX \arrangedpageX\plusone
+\newcount\arrangedpageY \arrangedpageY\plusone
+
+\def\page_paper_set_offsets
+ {\global\paperoffset\v_page_target_offset
+ \global\advance\paperwidth -2\dimexpr\paperoffset/\arrangedpageX\relax
+ \global\advance\paperheight-2\dimexpr\paperoffset/\arrangedpageY\relax}
+
+\def\doinstallarrangedoption#1#2%
+ {\setvalue{\??layoutarrangeoption#1}{#2}}
+
+\def\doinstalledarrangedoption#1%
+ {\ifcsname\??layoutarrangeoption#1\endcsname
+ \csname\??layoutarrangeoption#1\endcsname
+ \else
+ \checkinstalledpagearrangement{#1}% this installs the arranger
+ \fi}
+
+\doinstallarrangedoption\empty
+ {} % no default and check if empty, we can have ,,,
+
+\doinstallarrangedoption\v!disable
+ {\global\settrue\arrangingdisabledstate}
+
+\doinstallarrangedoption\v!mirrored
+ {\global\settrue\arrangedmirrorstate}
+
+\doinstallarrangedoption\v!doublesided
+ {\global\settrue\arrangeddoublestate}
+
+\doinstallarrangedoption\v!negative
+ {\global\settrue\arrangednegatestate}
+
+\doinstallarrangedoption\v!rotated
+ {\gdef\arrangedrotationO {90}%
+ \gdef\arrangedrotationE{270}%
+ \swapcounts\c_page_marks_nx\c_page_marks_ny}
+
+\doinstallarrangedoption{90}
+ {\gdef\arrangedrotationO {90}%
+ \gdef\arrangedrotationE{270}%
+ \swapcounts\c_page_marks_nx\c_page_marks_ny}
+
+\doinstallarrangedoption{180}
+ {\gdef\arrangedrotationO{180}%
+ \gdef\arrangedrotationE {0}}
+
+\doinstallarrangedoption{270}
+ {\gdef\arrangedrotationO{270}%
+ \gdef\arrangedrotationE {90}%
+ \swapcounts\c_page_marks_nx\c_page_marks_ny}
+
+\doinstallarrangedoption\s!reset
+ {\global\arrangingpagesfalse}
+
+\doinstallarrangedoption\v!background
+ {\global\settrue\arrangedbackgroundstate}
+
+\unexpanded\def\setuparranging[#1]%
+ {\ifconditional\arrangingdisabledstate \else
+ %global\setfalse\arrangingdisabledstate
+ \global\arrangingpagestrue % will be conditional
+ \global\setfalse\arrangednegatestate
+ \global\setfalse\arrangedmirrorstate
+ \global\setfalse\arrangeddoublestate
+ \global\setfalse\arrangedswapstate
+ \gdef\arrangedrotationO{0}%
+ \gdef\arrangedrotationE{180}%
+ \processcommalist[#1]\doinstalledarrangedoption
+ \ifx\handlearrangedpage\undefined
+ \global\arrangingpagesfalse
+ \fi
+ \setuppapersize
+ \ifarrangingpages
+ \clf_disablejobsave
+ %\disabledirective[job.save]%
+ \fi
+ \fi}
+
+\def\installpagearrangement #1 % will change, no space
+ {\setgvalue{\??layoutarranger#1}}
+
+\def\checkinstalledpagearrangement#1% can be empty: aaa,,bbb
+ {\begincsname\??layoutarranger#1\endcsname}
+
+\let\poparrangedpages\relax
+\let\pusharrangedpage\relax
+
+\def\dosetuparrangement#1#2#3#4#5#6#7#8%
+ {\global\arrangedpageX #1%
+ \global\arrangedpageY #2%
+ \global\arrangedpageT #3%
+ \global\c_page_marks_nx #4%
+ \global\c_page_marks_ny #5%
+ \global\let\pusharrangedpage #6%
+ \global\let\poparrangedpages #7%
+ \global\let\handlearrangedpage#8}
+
+\installpagearrangement {\v!normal}
+ {\global\arrangingpagesfalse}
+
+\installpagearrangement 2*16
+ {\dosetuparrangement{4}{4}{16}{5}{5}%
+ \pusharrangedpageTHIRTYTWO\poparrangedpagesAB\relax}
+
+\installpagearrangement 2*8
+ {\dosetuparrangement{4}{2}{8}{5}{3}%
+ \pusharrangedpageSIXTEEN\poparrangedpagesAB\relax}
+
+\installpagearrangement 2*4
+ {\dosetuparrangement{2}{2}{4}{3}{3}%
+ \pusharrangedpageEIGHT\poparrangedpagesAB\relax}
+
+\installpagearrangement 2*2
+ {\dosetuparrangement{2}{1}{2}{3}{2}%
+ \pusharrangedpageFOURA\poparrangedpagesAB\relax}
+
+\installpagearrangement 2**2
+ {\dosetuparrangement{2}{1}{2}{3}{2}%
+ \pusharrangedpageFOURB\poparrangedpagesAB\relax}
+
+\installpagearrangement 2SIDE
+ {\dosetuparrangement{2}{1}{2}{3}{2}%
+ \pusharrangedpageSIDETOP\poparrangedpagesTWO\handlearrangedpageSIDE}
+
+\installpagearrangement 2TOP
+ {\dosetuparrangement{1}{2}{2}{2}{3}%
+ \pusharrangedpageSIDETOP\poparrangedpagesTWO\handlearrangedpageTOP}
+
+\installpagearrangement 2UP
+ {\dosetuparrangement{2}{1}{4}{3}{2}%
+ \pusharrangedpageTWO\poparrangedpagesTWO\handlearrangedpageTWOUP}
+
+\installpagearrangement 2DOWN
+ {\dosetuparrangement{1}{2}{4}{2}{3}%
+ \pusharrangedpageTWO\poparrangedpagesTWO\handlearrangedpageTWODOWN}
+
+\installpagearrangement 2*4*2 % one defined by Willy Egger:
+ {\dosetuparrangement{2}{2}{4}{3}{3}%
+ \pusharrangedpageSIXTEENTWO\poparrangedpagesAtoD\relax}
+
+\installpagearrangement 2*2*4 % another one of Willy Egger
+ {\dosetuparrangement{2}{1}{8}{3}{2}%
+ \pusharrangedpageSIXTEENFOUR\poparrangedpagesAtoH\relax}
+
+\installpagearrangement 2TOPSIDE
+ {\dosetuparrangement{1}{2}{4}{2}{3}%
+ \pusharrangedpageTWOTOPSIDE\poparrangedpagesTWOTOPSIDE\handlearrangedpageTOP}
+
+\def\filluparrangedpages % beware: \realpageno is 1 ahead
+ {\ifarrangingpages
+ \scratchcounter\numexpr\realpageno-\plusone\relax
+ \dosetmodulo\scratchcounter\arrangedpageT\scratchcounter
+ \ifcase\scratchcounter\else
+ \advance\scratchcounter \plusone
+ \dostepwiserecurse\scratchcounter\arrangedpageT\plusone
+ {\noheaderandfooterlines\page_otr_insert_dummy_page}%
+ \fi
+ \fi}
+
+\def\handlearrangedpageXandY#1#2#3#4#5%
+ {\global\setbox#5\hpack to \arrangedpageX\paperwidth
+ {\setbox\scratchbox\vpack to \arrangedpageY\paperheight
+ {\offinterlineskip
+ \vskip#4\paperheight
+ \hskip#3\paperwidth
+ \dorotatebox{\ifcase#2 0\else180\fi}\hpack{\box#1}%
+ \vfill}%
+ \wd\scratchbox\zeropoint
+ \box\scratchbox\box#5\hss}}
+
+\def\gotonextarrangepage
+ {\global\advance\arrangeno \plusone
+ \def\pagecutmarksymbol{\the\arrangeno}}
+
+\def\outputarrangedbox#1%
+ {\begingroup
+ \forgetall % somehow we're back and need to redo this
+ \gotonextarrangepage
+ \ifnum\arrangedrotationO\arrangedrotationE>\zerocount
+ \setbox#1\vpack
+ {\ifconditional\arrangeddoublestate
+ \ifodd\arrangeno
+ \dorotatebox\arrangedrotationO\hpack{\box#1}%
+ \else
+ \dorotatebox\arrangedrotationE\hpack{\box#1}%
+ \fi
+ \else
+ \dorotatebox\arrangedrotationO\hpack{\box#1}%
+ \fi}%
+ \fi
+ \ifconditional\arrangedmirrorstate
+ \page_boxes_apply_mirror{#1}%
+ \fi
+ \ifconditional\arrangednegatestate
+ \page_boxes_apply_negate{#1}%
+ \fi
+ \page_marks_add_more #1%
+ \page_boxes_apply_center #1%
+ \page_boxes_apply_mirror_print #1%
+ \page_boxes_apply_orientate_print#1%
+ \page_boxes_apply_offset #1%
+ \page_boxes_apply_negate_print #1%
+ %
+ \ifconditional\arrangedbackgroundstate
+ \page_backgrounds_add_to_print#1%
+ \fi
+ %
+ \page_shipouts_normal{\box#1}%
+ \endgroup}
+
+%D The format file can be 16K smaller when we postpone the
+%D real arrangments. Some day ...
+
+\def\reportarrangedpage#1%
+ {\showmessage\m!system{23}{\the\realpageno.\the\pageno\ifnum\subpageno>0 .\the\subpageno\fi,\number#1}}
+
+\def\advancearrangedpageN
+ {\global\advance\arrangedpageN\plusone}
+
+% TOP
+
+% 32/16/8/4/SIDE
+
+\def\poparrangedpagesAB
+ {\ifnum\arrangedpageN>\zerocount
+ \paperwidth\arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \outputarrangedbox\arrangedpageA
+ \outputarrangedbox\arrangedpageB
+ \global\arrangedpageN\zerocount
+ \fi}
+
+\def\pusharrangedpageTHIRTYTWO#1% taco's challenge
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}033\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}003\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}100\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}130\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}130\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}033\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}003\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}102\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}132\arrangedpageB % 10
+ \or \handlearrangedpageXandY{#1}031\arrangedpageB % 11
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 12
+ \or \handlearrangedpageXandY{#1}031\arrangedpageA % 13
+ \or \handlearrangedpageXandY{#1}001\arrangedpageB % 14
+ \or \handlearrangedpageXandY{#1}102\arrangedpageB % 15
+ \or \handlearrangedpageXandY{#1}132\arrangedpageA % 16
+ \or \handlearrangedpageXandY{#1}122\arrangedpageA % 17
+ \or \handlearrangedpageXandY{#1}112\arrangedpageB % 18
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 19
+ \or \handlearrangedpageXandY{#1}021\arrangedpageA % 20
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 21
+ \or \handlearrangedpageXandY{#1}021\arrangedpageB % 22
+ \or \handlearrangedpageXandY{#1}122\arrangedpageB % 23
+ \or \handlearrangedpageXandY{#1}112\arrangedpageA % 24
+ \or \handlearrangedpageXandY{#1}013\arrangedpageA % 25
+ \or \handlearrangedpageXandY{#1}023\arrangedpageB % 26
+ \or \handlearrangedpageXandY{#1}120\arrangedpageB % 27
+ \or \handlearrangedpageXandY{#1}110\arrangedpageA % 28
+ \or \handlearrangedpageXandY{#1}120\arrangedpageA % 29
+ \or \handlearrangedpageXandY{#1}110\arrangedpageB % 30
+ \or \handlearrangedpageXandY{#1}013\arrangedpageB % 31
+ \or \handlearrangedpageXandY{#1}023\arrangedpageA % 32
+ \poparrangedpages
+ \fi}
+
+\def\pusharrangedpageSIXTEEN#1% changed to match the official way of doing
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}031\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}001\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}031\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}130\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}100\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}130\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}120\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}110\arrangedpageB % 10
+ \or \handlearrangedpageXandY{#1}120\arrangedpageB % 11
+ \or \handlearrangedpageXandY{#1}110\arrangedpageA % 12
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 13
+ \or \handlearrangedpageXandY{#1}021\arrangedpageB % 14
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 15
+ \or \handlearrangedpageXandY{#1}021\arrangedpageA % 16
+ \poparrangedpages
+ \fi}
+
+\def\pusharrangedpageEIGHT#1% changed to match the official way of doing
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}001\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}100\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}110\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}110\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 8
+ \poparrangedpages
+ \fi}
+
+\def\pusharrangedpageFOURA{\pusharrangedpageFOURdo01}
+\def\pusharrangedpageFOURB{\pusharrangedpageFOURdo10}
+
+\def\pusharrangedpageFOURdo#1#2#3%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#3}010\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#3}0{#1}0\arrangedpageB % 2/3 not {1}
+ \or \handlearrangedpageXandY{#3}0{#2}0\arrangedpageB % 3/2 not {1}
+ \or \handlearrangedpageXandY{#3}000\arrangedpageA % 4
+ \poparrangedpages
+ \fi}
+
+\def\pusharrangedpageSIDETOP#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \poparrangedpages
+ \fi}
+
+\def\handlearrangedpageSIDE
+ {\wd\arrangedpageA\paperwidth
+ \wd\arrangedpageB\paperwidth
+ \global\setbox\arrangedpageA\hpack
+ {\box\arrangedpageA\box\arrangedpageB}%
+ \ht\arrangedpageA\paperheight}
+
+\def\handlearrangedpageTOP
+ {\ht\arrangedpageA\paperheight
+ \ht\arrangedpageB\paperheight
+ \global\setbox\arrangedpageA\vpack
+ {\offinterlineskip\vskip\paperheight
+ \box\arrangedpageA\box\arrangedpageB}%
+ \global\setbox\arrangedpageB\box\scratchbox} % ?
+
+% 2UP/2DOWN / 1pt prevents overflow
+
+\def\splitoffarrangedpagesTWO
+ {\splittopskip\zeropoint
+ \global\setbox\arrangedpageA\vsplit\arrangedpageB to \onepoint
+ \scratchdimen\dimexpr\ht\arrangedpageB-\onepoint\relax
+ \ifdim\scratchdimen>\onepoint
+ \setbox\scratchbox\vsplit\arrangedpageB to \scratchdimen
+ \fi}
+
+\def\handlearrangedpageTWOUP
+ {\splitoffarrangedpagesTWO
+ \ht\arrangedpageA\paperheight
+ \ht\arrangedpageB\paperheight
+ \ifconditional\arrangedswapstate
+ \global\setbox\arrangedpageA\hpack
+ {\page_boxes_apply_clip_print_left \arrangedpageA
+ \box\arrangedpageA
+ \page_boxes_apply_clip_print_right\arrangedpageB
+ \box\arrangedpageB}%
+ \setfalse\arrangedswapstate
+ \else
+ \global\setbox\arrangedpageA\hpack
+ {\page_boxes_apply_clip_print_left \arrangedpageB
+ \box\arrangedpageB
+ \page_boxes_apply_clip_print_right\arrangedpageA
+ \box\arrangedpageA}%
+ \settrue\arrangedswapstate
+ \fi
+ \global\setbox\arrangedpageB\box\scratchbox}
+
+\def\handlearrangedpageTWODOWN
+ {\splitoffarrangedpagesTWO
+ \ht\arrangedpageA\paperheight
+ \ht\arrangedpageB\paperheight
+ \ifconditional\arrangedswapstate
+ \global\setbox\arrangedpageA\vpack
+ {\offinterlineskip
+ \vskip\paperheight
+ \box\arrangedpageA
+ \box\arrangedpageB}%
+ \setfalse\arrangedswapstate
+ \else
+ \global\setbox\arrangedpageA\vpack
+ {\offinterlineskip
+ \vskip\paperheight
+ \box\arrangedpageB
+ \box\arrangedpageA}%
+ \settrue\arrangedswapstate
+ \fi
+ \global\setbox\arrangedpageB\box\scratchbox}
+
+\def\poparrangedpagesTWO
+ {\ifnum\arrangedpageN>\zerocount
+ \setfalse\arrangedswapstate
+ \doloop
+ {\handlearrangedpage
+ \bgroup
+ \paperwidth \arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \ht\arrangedpageA\paperheight
+ \wd\arrangedpageA\paperwidth
+ \outputarrangedbox\arrangedpageA
+ \egroup
+ \ifdim\ht\arrangedpageB=\zeropoint
+ \exitloop
+ \fi}%
+ \global\arrangedpageN\zerocount
+ \fi}
+
+\def\pusharrangedpageTWO#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \global\setbox\arrangedpageB\vpack
+ {\offinterlineskip
+ \unvbox\arrangedpageB
+ \allowbreak
+ \setbox#1\vpack{\box#1}% really needed in order to keep real dimensions
+ \ht#1\onepoint
+ \dp#1\zeropoint
+ \vpack{\box#1}}}
+
+\def\poparrangedpagesTWOTOPSIDE
+ {\ifnum\arrangedpageN>\zerocount
+ \bgroup
+ \global\arrangedpageN\plustwo
+ \poparrangedpagesTWO
+ \let\arrangedpageA\arrangedpageC
+ \let\arrangedpageB\arrangedpageD
+ \global\arrangedpageN\plustwo
+ \poparrangedpagesTWO
+ \global\arrangedpageN\zerocount
+ \egroup
+ \fi}
+
+\def\pusharrangedpageTWOTOPSIDE#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}000\arrangedpageC % 2
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 1
+ \or \handlearrangedpageXandY{#1}000\arrangedpageD % 2
+ \poparrangedpages
+ \fi}
+
+%D Willy Egger's sheet simulations:
+
+\def\poparrangedpagesAtoH
+ {\ifnum\arrangedpageN>\zerocount
+ \paperwidth \arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \outputarrangedbox\arrangedpageA
+ \outputarrangedbox\arrangedpageB
+ \outputarrangedbox\arrangedpageC
+ \outputarrangedbox\arrangedpageD
+ \outputarrangedbox\arrangedpageE
+ \outputarrangedbox\arrangedpageF
+ \outputarrangedbox\arrangedpageG
+ \outputarrangedbox\arrangedpageH
+ \global\arrangedpageN\zerocount
+ \fi}
+
+% to arrange 16 pages on 2 sheets to form one booklet
+
+\def\poparrangedpagesAtoD
+ {\ifnum\arrangedpageN>\zerocount
+ \paperwidth\arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \outputarrangedbox\arrangedpageA
+ \outputarrangedbox\arrangedpageB
+ \outputarrangedbox\arrangedpageC
+ \outputarrangedbox\arrangedpageD
+ \global\arrangedpageN\zerocount
+ \fi}
+
+% to arrange 16 pages on 4 sheets to form one booklet
+
+\def\pusharrangedpageSIXTEENFOUR#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageC % 3
+ \or \handlearrangedpageXandY{#1}000\arrangedpageD % 4
+ \or \handlearrangedpageXandY{#1}010\arrangedpageE % 5
+ \or \handlearrangedpageXandY{#1}000\arrangedpageF % 6
+ \or \handlearrangedpageXandY{#1}010\arrangedpageG % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageH % 8
+ \or \handlearrangedpageXandY{#1}010\arrangedpageH % 9
+ \or \handlearrangedpageXandY{#1}000\arrangedpageG % 10
+ \or \handlearrangedpageXandY{#1}010\arrangedpageF % 11
+ \or \handlearrangedpageXandY{#1}000\arrangedpageE % 12
+ \or \handlearrangedpageXandY{#1}010\arrangedpageD % 13
+ \or \handlearrangedpageXandY{#1}000\arrangedpageC % 14
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 15
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 16
+ \poparrangedpages
+ \fi}
+
+% to arrange 16 pages on 2 sheets to form one booklet
+
+\def\pusharrangedpageSIXTEENTWO#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}001\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}011\arrangedpageC % 3
+ \or \handlearrangedpageXandY{#1}001\arrangedpageD % 4
+ \or \handlearrangedpageXandY{#1}100\arrangedpageD % 5
+ \or \handlearrangedpageXandY{#1}110\arrangedpageC % 6
+ \or \handlearrangedpageXandY{#1}100\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}110\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}110\arrangedpageB % 10
+ \or \handlearrangedpageXandY{#1}100\arrangedpageC % 11
+ \or \handlearrangedpageXandY{#1}110\arrangedpageD % 12
+ \or \handlearrangedpageXandY{#1}011\arrangedpageD % 13
+ \or \handlearrangedpageXandY{#1}001\arrangedpageC % 14
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 15
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 16
+ \poparrangedpages
+ \fi}
+
+%D Might be used if a printer is printing from a roll or creating mini-books from A4:
+%D This section has 16 pages. The folding scheme is first a Z-fold and at the end
+%D a final fold in the spine.
+%D Coding: [2*8*Z]
+
+\installpagearrangement 2*8*Z
+ {\dosetuparrangement{2}{4}{8}{3}{5}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageSIXTEENZ\poparrangedpagesAB\relax}
+
+
+\def\pusharrangedpageSIXTEENZ#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}101\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}111\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}012\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}002\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}103\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}113\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}103\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}113\arrangedpageB % 10
+ \or \handlearrangedpageXandY{#1}012\arrangedpageB % 11
+ \or \handlearrangedpageXandY{#1}002\arrangedpageA % 12
+ \or \handlearrangedpageXandY{#1}101\arrangedpageA % 13
+ \or \handlearrangedpageXandY{#1}111\arrangedpageB % 14
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 15
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 16
+ \poparrangedpages
+ \fi}
+
+%D Another Z-folded section with 12 pages
+%D Coding: [2*6*Z]
+
+\installpagearrangement 2*6*Z
+ {\dosetuparrangement{2}{3}{6}{3}{4}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageTWELVEZ\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageTWELVEZ#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1: rotation (0=upright),x (0=first column),y (0=first row)
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}101\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}111\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}012\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}002\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}012\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}002\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}101\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}111\arrangedpageB % 10
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 11
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 12
+ \poparrangedpages
+ \fi}
+
+%D For Heinz' special greeting cards folding. This scheme is also used for the PocketDiary (module):
+%D Coding: [1*8]
+
+\installpagearrangement 1*8
+ {\dosetuparrangement{4}{2}{8}{5}{3}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageEIGHTSINGLESIDEDFOLDED\poparrangedpagesTWO\relax}
+
+\def\pusharrangedpageEIGHTSINGLESIDEDFOLDED#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 2
+ \or \handlearrangedpageXandY{#1}030\arrangedpageA % 3
+ \or \handlearrangedpageXandY{#1}131\arrangedpageA % 4
+ \or \handlearrangedpageXandY{#1}121\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}111\arrangedpageA % 6
+ \or \handlearrangedpageXandY{#1}101\arrangedpageA % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 8
+ \poparrangedpages
+ \fi}
+
+%D This is not a section. \CONTEXT\ places 4 pages on a sheet of paper, singlesided
+%D Coding: [1*4]
+
+\installpagearrangement 1*4
+ {\dosetuparrangement{2}{2}{4}{3}{3}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageFOURSINGLESIDEDFOLDED\poparrangedpagesTWO\relax}
+
+\def\pusharrangedpageFOURSINGLESIDEDFOLDED#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 2
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 3
+ \or \handlearrangedpageXandY{#1}110\arrangedpageA % 4
+ \poparrangedpages
+ \fi}
+
+%D This imposition scheme was requested by Hraban Ramm, by Willi Egger 21-07-2003
+%D Coding: [3SIDE]
+
+\installpagearrangement 3SIDE
+ {\dosetuparrangement{3}{1}{3}{4}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageTHREESIDE\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageTHREESIDE#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 2
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 3
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 6
+ \poparrangedpages
+ \fi}
+
+%D FLYER in three parts and 6 pages 22-10-2010
+%D Coding: [TRYPTICHON]
+
+\installpagearrangement TRYPTICHON
+ {\dosetuparrangement{3}{1}{3}{4}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageFLYERSIX\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageFLYERSIX#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 5
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 6
+ \poparrangedpages
+ \fi}
+
+%D FLYER in Z-fold with 8 pages 22-01-2010
+%D Coding: [ZFLYER-8]
+
+\installpagearrangement ZFLYER-8
+ {\dosetuparrangement{4}{1}{4}{5}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageZFLYEREIGHT\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageZFLYEREIGHT#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}030\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}030\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 6
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 7
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 8
+ \poparrangedpages
+ \fi}
+
+%D FLYER in Z-fold with 10 pages 04-08-2010
+%D Coding: [ZFLYER-10]
+
+\installpagearrangement ZFLYER-10
+ {\dosetuparrangement{5}{1}{5}{6}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageZFLYERTEN\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageZFLYERTEN#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}040\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}030\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}040\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 7
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}030\arrangedpageA % 10
+ \poparrangedpages
+ \fi}
+
+%D FLYER in Z-fold with 12 pages 04-08-2010
+%D Coding: [ZFLYER-12]
+
+\installpagearrangement ZFLYER-12
+ {\dosetuparrangement{6}{1}{6}{7}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageZFLYERTWELVE\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageZFLYERTWELVE#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}050\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}030\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}040\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}050\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 10
+ \or \handlearrangedpageXandY{#1}030\arrangedpageA % 11
+ \or \handlearrangedpageXandY{#1}040\arrangedpageA % 12
+ \poparrangedpages
+ \fi}
+
+%D FLYER folded as a map with 6 pages per side.
+%D Coding: [MAPFLYER-12]
+
+\installpagearrangement MAPFLYER-12
+ {\dosetuparrangement{3}{2}{6}{4}{3}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageMFLYERTWELVE\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageMFLYERTWELVE#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}001\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}021\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 8
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 9
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 10
+ \or \handlearrangedpageXandY{#1}011\arrangedpageA % 11
+ \or \handlearrangedpageXandY{#1}021\arrangedpageA % 12
+ \poparrangedpages
+ \fi}
+
+%D FLYER folded as double window with 4 pages per side.
+%D Coding: [DOUBLEWINDOW]
+
+\installpagearrangement DOUBLEWINDOW
+ {\dosetuparrangement{4}{1}{4}{5}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageDOUBLEWINDOWEIGHT\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageDOUBLEWINDOWEIGHT#1% Willi's approach
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}020\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}030\arrangedpageA % 2
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 4
+ \or \handlearrangedpageXandY{#1}020\arrangedpageB % 5
+ \or \handlearrangedpageXandY{#1}030\arrangedpageB % 6
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 7
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 8
+ \poparrangedpages
+ \fi}
+
+%D Imposition as requested by Jan Pohanka 26-08-2010, 4 pages, two verso, two recto,
+%D uneven pages upright and down, even pages top and rotated 180.
+%D Implementation with 2 pages for conference-name-display
+%D Coding: [1*2-Conference]
+
+\installpagearrangement 1*2-Conference
+ {\dosetuparrangement{1}{2}{4}{3}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageCONFERENCETWO\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageCONFERENCETWO#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 2
+ \poparrangedpages
+ \fi}
+
+%D Implementation with 4 pages for conference-name-display
+%D Coding: [1*4-Conference]
+
+\installpagearrangement 1*4-Conference
+ {\dosetuparrangement{1}{2}{4}{3}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageCONFERENCEFOUR\poparrangedpagesAB\relax}
+
+\def\pusharrangedpageCONFERENCEFOUR#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}001\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}100\arrangedpageA % 2
+ \or \handlearrangedpageXandY{#1}011\arrangedpageB % 3
+ \or \handlearrangedpageXandY{#1}110\arrangedpageB % 4
+ \poparrangedpages
+ \fi}
+
+%D There should be arrangements for sections made of heavy and thick paper. i.e. the heavier the paper
+%D the fewer pages per section:
+%D Section with 8 pages put on two sheets of paper. Each sheet carries recto 2 and verso 2 pages.
+%D Coding: [2*2*2]
+
+\installpagearrangement 2*2*2
+ {\dosetuparrangement{2}{1}{2}{3}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageEIGHTTWO\poparrangedpagesAtoD\relax}
+
+\def\pusharrangedpageEIGHTTWO#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageC % 3
+ \or \handlearrangedpageXandY{#1}000\arrangedpageD % 4
+ \or \handlearrangedpageXandY{#1}010\arrangedpageD % 5
+ \or \handlearrangedpageXandY{#1}000\arrangedpageC % 6
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 8
+ \poparrangedpages
+ \fi}
+
+%D Section with 12 pages, built from three sheets of paper.
+%D Each sheet carries 2 pages recto and verso.
+%D Coding: [2*2*3]
+
+\def\poparrangedpagesAtoF
+ {\ifnum\arrangedpageN>\zerocount
+ \paperwidth \arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \outputarrangedbox\arrangedpageA
+ \outputarrangedbox\arrangedpageB
+ \outputarrangedbox\arrangedpageC
+ \outputarrangedbox\arrangedpageD
+ \outputarrangedbox\arrangedpageE
+ \outputarrangedbox\arrangedpageF
+ \global\arrangedpageN\zerocount
+ \fi}
+
+\installpagearrangement 2*2*3
+ {\dosetuparrangement{2}{1}{2}{3}{2}% X,Y,Total,hcutmarks,vcutmarks
+ \pusharrangedpageTWELVETWO\poparrangedpagesAtoF\relax}
+
+\def\pusharrangedpageTWELVETWO#1%
+ {\advancearrangedpageN
+ \reportarrangedpage\arrangedpageN
+ \ifcase\arrangedpageN
+ \or \handlearrangedpageXandY{#1}010\arrangedpageA % 1 rot,hskip,vskip
+ \or \handlearrangedpageXandY{#1}000\arrangedpageB % 2
+ \or \handlearrangedpageXandY{#1}010\arrangedpageC % 3
+ \or \handlearrangedpageXandY{#1}000\arrangedpageD % 4
+ \or \handlearrangedpageXandY{#1}010\arrangedpageE % 5
+ \or \handlearrangedpageXandY{#1}000\arrangedpageF % 6
+ \or \handlearrangedpageXandY{#1}010\arrangedpageF % 7
+ \or \handlearrangedpageXandY{#1}000\arrangedpageE % 8
+ \or \handlearrangedpageXandY{#1}010\arrangedpageD % 9
+ \or \handlearrangedpageXandY{#1}000\arrangedpageC % 10
+ \or \handlearrangedpageXandY{#1}010\arrangedpageB % 11
+ \or \handlearrangedpageXandY{#1}000\arrangedpageA % 12
+ \poparrangedpages
+ \fi}
+
+% % From Wolfgang for Mari (mail on list) ... yes or no in core .. time for
+% % delayed loading ...
+% %
+% % http://stamphenge.wordpress.com/minibooks/meander-accordion-folded-book/
+%
+% \installpagearrangement MEANDER16
+% {\dosetuparrangement{4}{4}{16}{5}{5}%
+% \pusharrangedpageMEANDERSIXTEEN\poparrangedpagesXY\relax}
+%
+% \def\pusharrangedpageMEANDERSIXTEEN#1%
+% {\advancearrangedpageN
+% \reportarrangedpage\arrangedpageN
+% \ifcase\arrangedpageN
+% \or \handlearrangedpageXandY{#1}000\arrangedpageA
+% \or \handlearrangedpageXandY{#1}010\arrangedpageA
+% \or \handlearrangedpageXandY{#1}020\arrangedpageA
+% \or \handlearrangedpageXandY{#1}030\arrangedpageA
+% \or \handlearrangedpageXandY{#1}131\arrangedpageA
+% \or \handlearrangedpageXandY{#1}121\arrangedpageA
+% \or \handlearrangedpageXandY{#1}111\arrangedpageA
+% \or \handlearrangedpageXandY{#1}101\arrangedpageA
+% \or \handlearrangedpageXandY{#1}002\arrangedpageA
+% \or \handlearrangedpageXandY{#1}012\arrangedpageA
+% \or \handlearrangedpageXandY{#1}022\arrangedpageA
+% \or \handlearrangedpageXandY{#1}032\arrangedpageA
+% \or \handlearrangedpageXandY{#1}133\arrangedpageA
+% \or \handlearrangedpageXandY{#1}123\arrangedpageA
+% \or \handlearrangedpageXandY{#1}113\arrangedpageA
+% \or \handlearrangedpageXandY{#1}103\arrangedpageA
+% \poparrangedpages
+% \fi}
+%
+% % \definepapersize[small][width=6cm,height=6cm]
+% % \definepapersize[big][width=30cm,height=30cm]
+% % \setuppapersize[small][big]
+% % \setuppagenumbering[location=]
+% % \setuparranging[MEANDER16]
+% % \setuplayout
+% % [location=middle,
+% % marking=on]
+% % \starttext
+% % \dorecurse{32}{\centerbox{\ssd\recurselevel}}
+% % \stoptext
+%
+% % By Willi:
+%
+% \installpagearrangement MEANDER9
+% {\dosetuparrangement{3}{3}{9}{4}{4}%
+% \pusharrangedpageMEANDERNINE\poparrangedpagesXY\relax}
+%
+% \def\pusharrangedpageMEANDERNINE#1%
+% {\advancearrangedpageN
+% \reportarrangedpage\arrangedpageN
+% \ifcase\arrangedpageN
+% \or \handlearrangedpageXandY{#1}000\arrangedpageA
+% \or \handlearrangedpageXandY{#1}010\arrangedpageA
+% \or \handlearrangedpageXandY{#1}020\arrangedpageA
+% \or \handlearrangedpageXandY{#1}121\arrangedpageA
+% \or \handlearrangedpageXandY{#1}111\arrangedpageA
+% \or \handlearrangedpageXandY{#1}101\arrangedpageA
+% \or \handlearrangedpageXandY{#1}002\arrangedpageA
+% \or \handlearrangedpageXandY{#1}012\arrangedpageA
+% \or \handlearrangedpageXandY{#1}022\arrangedpageA
+% \poparrangedpages
+% \fi}
+
+% % handy for stickers etc, this way we can treat them as page
+%
+% \setuppapersize [XY][A4]
+% \setuppaper [topspace=5mm,backspace=5mm,dx=1mm,dy=1mm,nx=2,ny=6]
+% \setuplayout [page] [topspace=5mm,backspace=5mm]
+% \setuplayout [page]
+% \setuplayout [location=middle]
+% \setuparranging [XY]
+% \showframe
+%
+% \starttext \dorecurse{30}{test \recurselevel \page} \stoptext
+
+\def\pusharrangedpageXY#1%
+ {\advancearrangedpageN
+ \global\advance\arrangedpageM\plusone
+ \reportarrangedpage\arrangedpageN
+ \global\setbox\arrangedpageB\hpack \ifdim\v_page_target_width>\zeropoint to \v_page_target_width \fi
+ {\ifvoid\arrangedpageB\else
+ \unhbox\arrangedpageB
+ \ifdim\v_page_target_dx>\zeropoint
+ \hskip\v_page_target_dx
+ \else
+ \hss
+ \hskip\v_page_target_dx
+ \hss
+ \fi
+ \fi
+ \box#1}%
+ \ifnum\arrangedpageM<\arrangedpageX\else
+ \global\setbox\arrangedpageA\vpack \ifdim\v_page_target_height>\zeropoint to \v_page_target_height \fi
+ {\offinterlineskip
+ \ifvoid\arrangedpageA\else
+ \unvbox\arrangedpageA
+ \ifdim\v_page_target_dy>\zeropoint
+ \vskip\v_page_target_dy
+ \else
+ \vss
+ \vskip\v_page_target_dy
+ \vss
+ \fi
+ \fi
+ \box\arrangedpageB}%
+ \global\arrangedpageM\zerocount
+ \fi
+ \ifnum\arrangedpageN<\arrangedpageT\else
+ \poparrangedpages
+ \fi}
+
+\def\poparrangedpagesXY
+ {\ifnum\arrangedpageN>\zerocount
+ \paperwidth \arrangedpageX\paperwidth
+ \paperheight\arrangedpageY\paperheight
+ \outputarrangedbox\arrangedpageA
+ \global\arrangedpageN\zerocount
+ \global\arrangedpageM\zerocount
+ \fi}
+
+\installpagearrangement XY
+ {\dosetuparrangement
+ \v_page_target_nx
+ \v_page_target_ny
+ \v_page_target_xy
+ \zerocount
+ \zerocount
+ \pusharrangedpageXY\poparrangedpagesXY\relax}
+
+%D A crazy definition, don't guess who pushed me for the landscape option.
+
+\def\page_imposition_xy_height
+ {\dimexpr
+ \dimexpr
+ \v_page_target_height
+ -\numexpr\v_page_target_ny-1\relax\v_page_target_dy
+ \relax
+ /\v_page_target_ny
+ \relax}
+
+\def\page_imposition_xy_width
+ {\dimexpr
+ \dimexpr
+ \v_page_target_width
+ -\numexpr\v_page_target_nx-1\relax\v_page_target_dx
+ \relax
+ /\v_page_target_nx
+ \relax}
+
+\definepapersize
+ [XY]
+ [\c!height=\page_imposition_xy_height,
+ \c!width =\page_imposition_xy_width]
+
+\setuppaper
+ [\c!width =\dimexpr\printpaperwidth -2\v_page_target_backspace\relax,
+ \c!height=\dimexpr\printpaperheight-2\v_page_target_topspace \relax]
+
+% \definepageshift[test][horizontal][10pt,20pt,30pt,40pt,50pt]
+% \definepageshift[test][vertical] [10pt,20pt,30pt,40pt,50pt]
+%
+% \setuppageshift[test]
+% \setuppageshift[test][test]
+% \setuppageshift[test][none]
+% \setuppageshift[none][test]
+% \setuppageshift[paper][test][test] % arrange only
+% \setuppageshift[paper][test] % arrange only
+% \setuppageshift[print][test][test]
+%
+% \showframe \dorecurse{100}{\input tufte \par}
+
+% #1=name #2=horizontal|vertical #3=shiftlist
+
+% this will move to lua
+
+\installcorenamespace {pageshift}
+
+\unexpanded\def\definepageshift
+ {\dotripleargument\page_boxes_define_shift}
+
+\def\page_boxes_define_shift[#1][#2][#3]%
+ {\setvalue{\??pageshift#2:#1}{#3}}
+
+\let\page_boxes_h_shifts\empty
+\let\page_boxes_v_shifts\empty
+
+\newcount\c_page_boxes_h_shifts
+\newcount\c_page_boxes_v_shifts
+
+\newdimen\d_page_boxes_h_shifts
+\newdimen\d_page_boxes_v_shifts
+
+\let\page_boxes_apply_shift_print\gobbleoneargument
+\let\page_boxes_apply_shift_paper\gobbleoneargument
+
+\def\page_boxes_filter_shift#1#2#3% #1=\dimenx #2=\xpageshifts #3=\nofxpageshifts
+ {#1\zeropoint
+ \ifx#2\empty \else
+ \global\advance#3\plusone
+ \getfromcommacommand[#2][#3]%
+ \ifx\commalistelement\empty
+ \global#3\plusone % we cycle
+ \getfromcommacommand[#2][#3]%
+ \fi
+ \ifx\commalistelement\empty \else
+ #1\commalistelement\relax % the relax is really needed as there is an \if later on
+ \fi
+ \fi}
+
+\def\page_boxes_apply_shift#1%
+ {\page_boxes_filter_shift\d_page_boxes_h_shifts\page_boxes_h_shifts\c_page_boxes_h_shifts
+ \page_boxes_filter_shift\d_page_boxes_v_shifts\page_boxes_v_shifts\c_page_boxes_v_shifts
+ \ifzeropt\d_page_boxes_h_shifts
+ \ifzeropt\d_page_boxes_v_shifts
+ % nothing to shift
+ \else
+ \page_boxes_apply_shift_indeed#1%
+ \fi
+ \else
+ \page_boxes_apply_shift_indeed#1%
+ \fi}
+
+\def\page_boxes_apply_shift_indeed#1%
+ {\edef\next{\wd#1\the\wd#1\ht#1\the\ht#1\dp#1\the\dp#1}%
+ \setbox#1\vpack
+ {\offinterlineskip
+ \vskip\d_page_boxes_v_shifts
+ \hskip\d_page_boxes_h_shifts
+ \box#1}%
+ \next}
+
+\unexpanded\def\setuppageshift
+ {\dotripleempty\page_boxes_setup_shift}
+
+\def\page_boxes_setup_shift[#1][#2][#3]% page|paper horizontal vertical
+ {\ifthirdargument % paper=arrange
+ %edef\page_boxes_h_shifts{\ifcsname\??pageshift\v!horizontal:#2\endcsname\csname\??pageshift\v!horizontal:#2\endcsname\fi}%
+ %edef\page_boxes_v_shifts{\ifcsname\??pageshift\v!vertical :#3\endcsname\csname\??pageshift\v!vertical :#3\endcsname\fi}%
+ \edef\page_boxes_h_shifts{\begincsname\??pageshift\v!horizontal:#2\endcsname}%
+ \edef\page_boxes_v_shifts{\begincsname\??pageshift\v!vertical :#3\endcsname}%
+ \doifelse{#1}\v!page {\let\page_boxes_apply_shift_print\page_boxes_apply_shift}{\let\page_boxes_apply_shift_print\gobbleoneargument}%
+ \doifelse{#1}\v!paper{\let\page_boxes_apply_shift_paper\page_boxes_apply_shift}{\let\page_boxes_apply_shift_paper\gobbleoneargument}%
+ \else\ifsecondargument
+ \doifelseinset{#1}{\v!page,\v!paper}
+ {\setuppageshift[#1][#2][#2]}
+ {\setuppageshift[\v!page][#1][#2]}%
+ \else\iffirstargument
+ \setuppageshift[\v!page][#1][#1]%
+ \fi\fi\fi}
+
+\protect \endinput
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-23 14:24:52 +0000