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author | Hans Hagen <pragma@wxs.nl> | 2004-06-10 00:00:00 +0200 |
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committer | Hans Hagen <pragma@wxs.nl> | 2004-06-10 00:00:00 +0200 |
commit | 51d573f4c0e8d3b8499bff7a3c6fba3dcd71d725 (patch) | |
tree | a902c3c67fe2272ee9e2325d6a6f28f0fd15d9d8 /tex/context/base/m-edtsnc.tex | |
parent | ab3f887feadf929129087cd2cbc3783064507565 (diff) | |
download | context-51d573f4c0e8d3b8499bff7a3c6fba3dcd71d725.tar.gz |
stable 2004.06.10
Diffstat (limited to 'tex/context/base/m-edtsnc.tex')
-rw-r--r-- | tex/context/base/m-edtsnc.tex | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/tex/context/base/m-edtsnc.tex b/tex/context/base/m-edtsnc.tex new file mode 100644 index 000000000..d3a697b25 --- /dev/null +++ b/tex/context/base/m-edtsnc.tex @@ -0,0 +1,207 @@ +%D \module +%D [ file=m-editsnc, +%D version=2003.12.23, +%D title=\CONTEXT\ Modules, +%D subtitle=Editor Synchronization +%D author={Hans Hagen \& Ton Otten}, +%D date=\currentdate, +%D copyright={PRAGMA / Hans Hagen \& Ton Otten}] +%C +%C This module is part of the \CONTEXT\ macro||package and is +%C therefore copyrighted by \PRAGMA. See mreadme.edit for +%C details. + +% \enablemode[demo] + +% This file is a variation of the file m-pdfsync. This time we do it +% in a more abstract way and prepare ourselves for support in dvi +% output. + +% \enableeditsync +% \disableeditsync +% \editsync +% \editsynctext {string} +% \editsyncnode {char} +% \editsynctracemode [chardef: 0-4] + +\writestatus{editsync}{loading and enabling editor synchronization support} + +\unprotect % not really needed + +\ifx\pdfoutput\undefined + \donefalse +\else\ifcase\pdfoutput + \donefalse +\else\ifx\pdfsavepos\undefined + \donefalse +\else + \donetrue +\fi\fi\fi + +\chardef \editsyncstate \zerocount +\chardef \editsynctracemode \zerocount +\newcount \editsynccounter +\newwrite \editsyncwrite + +\def\enableeditsync {\chardef\editsyncstate\plusone} +\def\disableeditsync{\chardef\editsyncstate\zerocount} + +% The following definitions can go into the special drivers, but +% for the moment we do it this way. + +\ifdone + + \def\dostarteditsync + {\immediate\openout\editsyncwrite\jobname.pdfsync + \immediate\write\editsyncwrite{\jobname}% + \immediate\write\editsyncwrite{version 0}} + + \def\dostopeditsync + {\closeout\editsyncwrite} + + \def\doeditsyncregisterpage#1{\immediate\write\editsyncwrite{s\space\number#1}} + \def\doeditsyncopenfile #1{\immediate\write\editsyncwrite{(\space#1}} + \def\doeditsyncclosefile #1{\immediate\write\editsyncwrite{)}} + + \def\doregistereditsyncnode#1#2#3% tag counter linenumber + {\pdfsavepos + \immediate\write\editsyncwrite{l\space\number#2\space\number#3}% + \expanded{\write\editsyncwrite{p\ifnum#1=\plusone*\fi\space\number#2\space\noexpand\the\pdflastxpos\space\noexpand\the\pdflastypos}}} + +\else + + \let\dostarteditsync \relax + \let\dostopeditsync \relax + + \let\doeditsyncregisterpage\gobbleoneargument + \let\doeditsyncopenfile \gobbleoneargument + \let\doeditsyncclosefile \gobbleoneargument + \let\doregistereditsyncnode\gobblethreearguments + + % These specials could be filtered by a dvitopdf backend and + % written to a jobname.pdfsync file. In that case, the x and + % y coordinates have to be to be resolved by driver. + + % \def\doeditsyncregisterpage#1{\special{pdfsync: s\space\number#1}} + % \def\doeditsyncopenfile #1{\special{pdfsync: ( #1}} + % \def\doeditsyncclosefile #1{\special{pdfsync: )}} + + % \def\doregistereditsyncnode#1#2#3% + % {\special{pdfsync: l the\editsynccounter\space\number#3}% + % \special{pdfsync: p\ifnum#1=\plusone*\fi\space\number#2}} + +\fi + +\let\editsynctracer\gobbleoneargument + +\editsynccounter\minusone % counting starts at zero and we increment beforehand + +\def\registereditsyncnode#1% we assume #1 is one token + {\ifcase\editsyncstate + \expandafter\gobbleoneargument + \else + \global\advance\editsynccounter\plusone + \doregistereditsyncnode#1\editsynccounter\inputlineno + \expandafter\editsynctracer + \fi} + +\def\editsync {\registereditsyncnode\plusone *} +\def\editsyncnode{\registereditsyncnode\zerocount} +\def\editsynctext{\registereditsyncnode\plusone } + +\appendtoks \dostarteditsync \to \everystarttext +%appendtoks \dostopeditsync \to \everystoptext +\appendtoks \doeditsyncregisterpage\realfolio \to \everyshipout +\appendtoks \doeditsyncopenfile\readfilename \to \everybeforereadfile +\appendtoks \doeditsyncclosefile\readfilename \to \everyafterreadfile + +\appendtoks \enableeditsync \to \everystarttext +\appendtoks \disableeditsync \to \everypagebody + +\def\editsynctracer#1% + {\ifcase\editsynctracemode\else + \begingroup + \forgetall + \disableeditsync + \ifcase\editsynctracemode\or % could be done more efficient, box around ifcase + \setbox\scratchbox\hbox to \zeropoint{\hss\infofont#1\hss}% 1 + \else + \setbox\scratchbox\hbox to \zeropoint{\hss\traceboxplacementtrue\boxcursor\hss}% 2/3/4 + \fi + \smashbox\scratchbox\box\scratchbox + \ifcase\editsynctracemode\or\or\or + \setbox\scratchbox\hbox to \zeropoint{\hss\raise1.25ex\hbox{\infofont#1}\hss}% 3 + \smashbox\scratchbox\box\scratchbox + \or + \setbox\scratchbox\hbox to \zeropoint{\hss\lower1.25ex\hbox{\infofont#1}\hss}% 4 + \smashbox\scratchbox\box\scratchbox + \fi + \endgroup + \fi} + +% \def\editsynctracer#1% more efficient but unreadable +% {\ifcase\editsynctracemode\else +% \ifcase\editsyncstate\else +% \begingroup +% \forgetall +% \disableeditsync +% \setbox\scratchbox\hbox to \zeropoint +% {\hss +% \ifcase\editsynctracemode\or +% \infofont#1% 1 +% \else +% \traceboxplacementtrue\boxcursor% 2/3/4 +% \fi +% \hss}% +% \smashbox\scratchbox\box\scratchbox +% \setbox\scratchbox\hbox to \zeropoint +% {\hss +% \ifcase\editsynctracemode\or\or\or +% \raise1.25ex\hbox{\infofont#1}% 3 +% \or +% \lower1.25ex\hbox{\infofont#1}% 4 +% \fi +% \hss}% +% \smashbox\scratchbox\box\scratchbox +% \endgroup +% \fi +% \fi} + +% beware, adding nodes this way will interfere with the typesetting + +\appendtoks \editsyncnode p\to \everypar +\appendtoks \editsyncnode m\to \everymath +\appendtoks \editsyncnode d\to \everydisplay +\appendtoks \editsyncnode h\to \everyhbox + +% For compatibility with 'pdfsync4context' we provide: + +\let\pdfsyncstart\enableeditsync +\let\pdfsyncstop \disablepdfsync +\let\pdfsync \editsync + +\protect + +\doifnotmode{demo}{\endinput} + +\chardef\editsynctracemode=3 + +\starttext + +\chapter{Test} + +\processfile{tufte} + +\startitemize +\item first +\item second +\stopitemize + +\processfile{tufte} + +\startlines +some local \editsync sync and \editsynctext{here}a marked point +some local \editsync sync and \editsyncnode{here}a marked point +\stoplines + +\stoptext |