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%D \module
%D [ file=cont-new,
%D version=1995.10.10,
%D title=\CONTEXT\ Miscellaneous Macros,
%D subtitle=New Macros,
%D author=Hans Hagen,
%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.
\newcontextversion{2014.10.07 11:14}
%D This file is loaded at runtime, thereby providing an excellent place for
%D hacks, patches, extensions and new features.
\unprotect
% \writestatus\m!system{beware: some patches loaded from cont-new.mkiv}
% \attribute152\zerocount : marks ... lots of sweeps so best early in list
%D Maybe:
% \appendtoks
% \inheritmaintextcolor
% \to \everybeforenoteinsert
% \appendtoks
% \inheritmaintextcolor
% \to \everymargindatacontent
% This is experimental; if this changes we need to adapt the mb-mp
% style too. It's not in the core yet.
% \def\ActionY{\blank\analyzenofparlines{\inleftmargin{\analyzednofparlines}}}
% \def\ActionN{\analyzenofparlines{\inleftmargin{\analyzednofparlines}}}
%
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 1.1 nop \crlf
% 1.2 nop \par
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 2.1 nop \par
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 3.1 yes \crlf
% 3.2 nop \crlf
% 3.3 nop \par
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 4.1 nop \crlf
% 4.2 nop \par
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 5.1 nop \par
% \saveparnumber\ifnum\nofparlines<2 \ActionY\else\ActionN\fi 6.1 yes \par
%
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 1.1 nop \crlf
% 1.2 nop \par
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 2.1 nop \par
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 3.1 yes \crlf
% 3.2 nop \crlf
% 3.3 nop \par
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 4.1 nop \crlf
% 4.2 nop \par
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 5.1 nop \par
% \saveparnumber\doifelselessparlines {2}\ActionY\ActionN 6.1 yes \par
\newcount \c_typo_par_current
\newcount \c_typo_par_saved
\newconstant\c_typo_par_state
\newconstant\c_typo_par_lines
\newconstant\c_typo_par_criterium
\appendtoks
\advance\c_typo_par_current\plusone % local
\to \everypar
\unexpanded\def\saveparnumber
{\c_typo_par_saved\tagparcounter} % local
\def\savedparnumber {\number\c_typo_par_saved}
\def\currentparnumber{\number\c_typo_par_current}
\unexpanded\def\nofparlines
{\numexpr
\ifhmode
\maxdimen
\else\ifnum\c_typo_par_current=\c_typo_par_current
% we have not yet started a new one
\prevgraf
\else\ifnum\c_typo_par_current>\c_typo_par_current
% we are somewhere in the future
\maxdimen
\else
\zerocount
\fi\fi\fi
\relax}
\unexpanded\def\setnofparlinesstate
{\c_typo_par_state\numexpr
\ifhmode
\zerocount
\else\ifnum\c_typo_par_current=\c_typo_par_current
% we have not yet started a new one
\plusone
\else\ifnum\c_typo_par_current>\c_typo_par_current
% we are somewhere in the future
\plustwo
\else
\plusthree
\fi\fi\fi
\relax}
\unexpanded\def\shownofparlines
{\dontleavehmode\hbox\bgroup
\infofont
[%
\number\c_typo_par_current:\number\c_typo_par_current:\space
\ifcase\c_typo_par_state
unknown%
\or
\ifnum\c_typo_par_lines<\c_typo_par_criterium
\darkred
\number\c_typo_par_lines<\number\c_typo_par_criterium
\else
\darkgreen
\number\c_typo_par_lines>=\number\c_typo_par_criterium
\fi
\or
ahead%
\else
behind%
\fi
]%
\egroup}
\unexpanded\def\doifelselessparlines#1%
{\c_typo_par_criterium#1\relax
\c_typo_par_lines\prevgraf
\setnofparlinesstate
\ifnum\nofparlines<#1\relax
\expandafter\firstoftwoarguments
\else
\expandafter\secondoftwoarguments
\fi}
\unexpanded\def\doiflessparlines#1%
{\c_typo_par_criterium#1\relax
\c_typo_par_lines\prevgraf
\setnofparlinesstate
\ifnum\nofparlines<#1\relax
\expandafter\firstofoneargument
\else
\expandafter\gobbleoneargument
\fi}
%D Maybe:
\unexpanded\def\tightvbox{\dowithnextbox{\dp\nextbox\zeropoint\box\nextbox}\vbox}
\unexpanded\def\tightvtop{\dowithnextbox{\ht\nextbox\zeropoint\box\nextbox}\vtop}
%D Needs some work:
\unexpanded\def\startgridcorrection
{\dosingleempty\spac_grid_correction_start}
\def\spac_grid_correction_start[#1]%
{\ifgridsnapping
\snaptogrid[#1]\vbox\bgroup
\else
\startbaselinecorrection
\fi}
\unexpanded\def\stopgridcorrection
{\ifgridsnapping
\egroup
\else
\stopbaselinecorrection
\fi}
\unexpanded\def\checkgridsnapping
{\lineskip\ifgridsnapping\zeropoint\else\normallineskip\fi}
%D Probably obsolete:
\unexpanded\def\startcolumnmakeup % don't change
{\bgroup
\getrawnoflines\textheight % raw as we cna have topskip
\setbox\scratchbox\vbox to \dimexpr\noflines\lineheight-\lineheight+\topskip\relax
\bgroup
\forgetall}
\unexpanded\def\stopcolumnmakeup
{\egroup
\dp\scratchbox\zeropoint
\wd\scratchbox\textwidth
\box\scratchbox
\egroup
\page_otr_command_synchronize_hsize}
%D Till we fixed all styles:
\let\\=\crlf
\protect \endinput
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