diff options
Diffstat (limited to 'tex/context/base/cont-new.mkiv')
| -rw-r--r-- | tex/context/base/cont-new.mkiv | 497 |
1 files changed, 21 insertions, 476 deletions
diff --git a/tex/context/base/cont-new.mkiv b/tex/context/base/cont-new.mkiv index 5a28f8e29..e791d3ba8 100644 --- a/tex/context/base/cont-new.mkiv +++ b/tex/context/base/cont-new.mkiv @@ -11,515 +11,60 @@ %C therefore copyrighted by \PRAGMA. See mreadme.pdf for %C details. -\newcontextversion{2012.05.30 11:26} +\newcontextversion{2012.10.19 00:06} -%D This file is loaded at runtime, thereby providing an -%D excellent place for hacks, patches, extensions and new -%D features. +%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} -\def\dividedsize#1#2#3% size gap n - {\dimexpr - \ifnum\dimexpr#1\relax>\plusone - (\dimexpr#1\relax-\numexpr#3-1\relax\dimexpr#2\relax)/#3\else#1% - \fi - \relax} - -\def\singlewidened #1{\hbox spread 1em{\hss#1\hss}} -\def\complexwidened[#1]#2{\hbox spread #1{\hss#2\hss}} +%D Maybe: -\definecomplexorsimple\widened - -\let\active\activecatcode % for a while (tikz) - -% todo -% -% \def\definelocation{\dodoubleargument\dodefinelocation} -% \def\dodefinelocation[#1][#2]{\setvalue{loc:#1}{#2}} -% -% \definelocation[lt] [\v!left\v!top] -% \definelocation[tl] [\v!left\v!top] -% \definelocation[\v!top\v!left][\v!left\v!top] -% -% \def\getlocation#1{\executeifdefined{loc:#1}{#1}} - -% \let\cs\getvalue % no, we want \cs to be czech - -% experimental so this may change +\unexpanded\def\tightvbox{\dowithnextbox{\dp\nextbox\zeropoint\box\nextbox}\vbox} +\unexpanded\def\tightvtop{\dowithnextbox{\ht\nextbox\zeropoint\box\nextbox}\vtop} -\def\startdescriptions - {\dosingleempty\dostartdescriptions} +%D Needs some work: -\def\dostartdescriptions[#1]% - {\begingroup - \def\item{\getvalue{#1}}% - \let\dostoppairdescription \donothing - \let\@@description \dostartpairdescription - \let\@@startsomedescription\dostartsomedescription} +\unexpanded\def\startgridcorrection + {\dosingleempty\spac_grid_correction_start} -\def\stopdescriptions - {\dostoppairdescription - \endgroup} - -\def\dostartpairdescription[#1][#2]% - {\dostoppairdescription - \def\dostoppairdescription{\@@stopdescription{#1}}% - \bgroup - \def\currentdescription{#1}% - \doifelse{\descriptionparameter{\s!do\c!state}}\v!start - {\@@makedescription{#1}[#2]{}} - {\@@makedescription{#1}[#2]}} - -\def\dostartsomedescription% #1[#2]#3% - {\bgroup - \@@makedescription} % {#1}[#2]{#3}} - -% \starttext -% -% \definedescription[test] -% -% \startdescriptions -% \test{Foo} Bar bar bar -% \test{Foo} Bar bar bar -% \test{Foo} Bar bar bar -% \stopdescriptions -% -% \startdescriptions[test] -% \item{Foo} Bar bar bar -% \item{Foo} Bar bar bar -% \item{Foo} Bar bar bar -% \stopdescriptions -% -% \startdescriptions -% \starttest{Foo} Bar bar bar \stoptest -% \starttest{Foo} Bar bar bar \stoptest -% \starttest{Foo} Bar bar bar \stoptest -% \stopdescriptions -% -% \startdescriptions[test] -% \item{Foo} Bar bar bar -% \item{Foo} Bar bar bar -% \item{Foo} Bar bar bar -% \stopdescriptions -% -% \stoptext - -% this will be activated when -% -% \newinsert\thispageinsert % <- installinsertion -% -% \def\flushatthispage -% {\bgroup -% \dowithnextbox{\insert\thispageinsert{\box\nextbox}\egroup}% -% \hbox} -% -% \appendtoks -% \ifvoid\thispageinsert\else\hbox{\smashedbox\thispageinsert}\fi -% \to \everyshipout - -% \definemarkedpage[nobackgrounds] -% \markpage[nobackgrounds] -% \doifmarkedpageelse{nobackgrounds} - -% Just a simple and fast hanger, for usage in macros. - -\def\setuphanging - {\dodoubleempty\getparameters[\??ha]} - -\setuphanging - [\c!distance=.5em] - -\def\starthanging - {\noindent\bgroup - \dowithnextbox - {\setbox\nextbox\hbox{\flushnextbox\hskip\@@hadistance}% - \hangindent\nextboxwd - \hangafter\plusone - \flushnextbox\ignorespaces} - \hbox} - -\def\stophanging - {\endgraf - \egroup} - -% experimental - -\def\stophangaround - {\endgraf - \egroup} - -\def\starthangaround - {\noindent\bgroup - \dowithnextbox - {\ifdim\nextboxht>\strutht\setbox\nextbox\tbox{\flushnextbox}\fi - \setbox\nextbox\hbox{\flushnextbox\hskip\@@hadistance}% - \getboxheight\scratchdimen\of\box\nextbox - \getnoflines\scratchdimen - \nextboxht\strutht - \nextboxdp\strutdp - \hangindent\nextboxwd - \hangafter-\noflines - \llap{\flushnextbox}\ignorespaces} - \hbox} - -\def\modevalue#1#2#3% - {\@EA\ifx\csname\@mode@\systemmodeprefix#1\endcsname\endcsname\enabledmode#2\else#2\fi} - -\def\systemmodevalue#1% - {\modevalue{\systemmodeprefix#1}} - -% new, still to be improved -% -% \dorecurse{10} -% {\input thuan -% \placefigure{}{\framed[height=1.5cm]{test}} -% \placefloatplaceholder} - -\def\placefloatplaceholder - {\ifroomforfloat \else - \scratchdimen\pagegoal - \advance\scratchdimen-\pagetotal - \advance\scratchdimen-3\lineheight - \ifdim\scratchdimen>\zeropoint - \startlinecorrection[blank] - \mhbox{\inframed{\labeltexts{placeholder}{\lastcaptiontag}}}% - \stoplinecorrection - \else - \allowbreak - \fi - \fi} - -\setuplabeltext - [placeholder={, moved}] - -% move to support module, and then use context(...) - -\startluacode - function commands.percentageof(str,dim) - local n = str:match("^(.*)%%$") - context.sprint(tex.ctxcatcodes,(n and (tonumber(n)/100)*dim .. "sp") or str) - end -\stopluacode - -\gdef\setpercentdimen#1#2% - {#1=\ctxcommand{percentageof("#2",\number#1)}\relax} - -% \scratchdimen=100pt \setpercentdimen\scratchdimen{10\letterpercent} \the\scratchdimen -% \scratchdimen=100pt \setpercentdimen\scratchdimen{5pt} \the\scratchdimen - -\bgroup \permitcircumflexescape - -\obeylines % don't remove %'s ! - -\gdef\collapsedspace#1% - {\ifx#1^^M% - \expandafter\collapsedspace - \else - \space - \expandafter#1% - \fi} - -\gdef\collapsespaces - {\prependtoksonce\relax\to\everyeof% - \ignorelines% - \ignoretabs% - \let\obeyedspace\collapsedspace% - \obeyspaces} - -\egroup - -\def\inlinedbox - {\bgroup - \dowithnextbox - {\scratchdimen\nextboxht - \advance\scratchdimen\nextboxdp - \advance\scratchdimen-\lineheight - \divide\scratchdimen\plustwo - \advance\scratchdimen\strutdepth - \setbox\nextbox\hbox{\lower\scratchdimen\flushnextbox}% - \nextboxht\strutht - \nextboxdp\strutdp - \flushnextbox - \egroup}% - \hbox} - -\def\dimenratio#1#2% etex only - {\withoutpt\the\dimexpr2\dimexpr(#1)/\dimexpr(#2)/32768\relax\relax} - -\def\doxprecurse#1#2% - {\ifnum#1=\zerocount % no \ifcase - \expandafter\gobblethreearguments - \else - #2\expandafter\expandafter\expandafter\doxprecurse\expandafter - \fi\expandafter{\the\numexpr#1-1\relax}{#2}} - -\def\buttonframed{\dodoubleempty\localframed[\??bt]} % goodie - -\unexpanded\def\asciistr#1{\dontleavehmode{\defconvertedargument\ascii{#1}\verbatimfont\ascii}} - -\def\shapefill{\vskip\zeropoint\!!plus\lineheight\!!minus\lineheight\relax} - -% \ruledhbox -% {\startignorespaces -% \def\oeps{a} -% \startignorespaces -% \def\oeps{a} -% \stopignorespaces -% \def\oeps{a} -% \stopignorespaces -% \oeps} - -\newsignal\boissignal -\newcount \boislevel - -\long\def\startignorespaces - {\advance\boislevel\plusone - \ifcase\boislevel\or \ifhmode - \hskip\boissignal - \fi \fi - \ignorespaces} - -\long\def\stopignorespaces - {\ifcase\boislevel\or \ifhmode - \doloop - {\ifdim\lastskip=\zeropoint - \exitloop - \else\ifdim\lastskip=\boissignal - \unskip - \exitloop - \else - \unskip - \fi\fi}% - \fi \fi - \advance\boislevel\minusone} - -\def\minimalhbox#1#% - {\dowithnextbox - {\bgroup - \setbox\scratchbox\hbox#1{\hss}% - \ifdim\nextboxwd<\wd\scratchbox\nextboxwd\wd\scratchbox\fi - \flushnextbox - \egroup} - \hbox} - -\def\gobbleuntilempty#1\empty{} - -\def\dodimchoice#1#2#3% - {\ifdim#1#2% - #3\@EA\gobbleuntilempty - \else - \@EA\dodimchoice - \fi{#1}} - -\def\donumchoice#1#2#3% - {\ifnum#1#2% - #3\@EA\gobbleuntilempty - \else - \@EA\dodimchoice - \fi{#1}} - -\def\dimchoice#1#2{\dodimchoice{#1}#2{=#1}{#1}\empty} -\def\numchoice#1#2{\donumchoice{#1}#2{=#1}{#1}\empty} - -% \the\dimexpr(\dimchoice {7pt}{{<10pt}{8pt}{<12pt}{9pt}{<15pt}{10pt}{=11pt}{12pt}}) -% \the\dimexpr(\dimchoice{11pt}{{<10pt}{8pt}{<12pt}{9pt}{<15pt}{10pt}{=11pt}{12pt}}) -% \the\dimexpr(\dimchoice{14pt}{{<10pt}{8pt}{<12pt}{9pt}{<15pt}{10pt}{=11pt}{12pt}}) - -\def\tabulaterule % to be redone, not correct - {\dotabulaterule - {\hrule\!!height.5\scratchdimen\!!depth.5\scratchdimen\relax - \doifvalue{\??tt\currenttabulate\c!distance}\v!grid - {\kern-\scratchdimen}}} % experimental tm-prikkels -% so far - -% between alignment lines certain rules apply, and even a -% simple test can mess up a table, which is why we have a -% special test facility -% -% \ruledvbox -% {\starttabulate[|l|p|] -% \NC 1test \NC test \NC \NR -% \tableifelse{\doifelse{a}{a}}{\NC Xtest \NC test \NC \NR}{}% -% \stoptabulate} - -\long\def\tableifelse#1% - {\tablenoalign - {#1% - {\aftergroup \firstoftwoarguments}% - {\aftergroup\secondoftwoarguments}}} - -\long \def\tableiftextelse#1{\tableifelse{\doiftextelse{#1}}} - -\def\tightvbox{\dowithnextbox{\nextboxdp\zeropoint\flushnextbox}\vbox} -\def\tightvtop{\dowithnextbox{\nextboxht\zeropoint\flushnextbox}\vtop} - -% what is this stupid macro meant for: - -\def\hyphenationpoint - {\hskip\zeropoint} - -\def\hyphenated#1% - {\bgroup - \!!counta\zerocount - \def\hyphenated##1{\advance\!!counta\plusone}% - \handletokens#1\with\hyphenated - \!!countb\plusone - \def\hyphenated##1% - {##1% - \advance\!!countb\plusone\relax - \ifnum\!!countb>2 \ifnum\!!countb<\!!counta - \hyphenationpoint - \fi\fi}% - \handletokens#1\with\hyphenated - \egroup} - -\def\obeysupersubletters - {\let\super\normalsuper - \let\suber\normalsuber - \let\normalsuper\letterhat - \let\normalsuber\letterunderscore - \enablesupersub} - -\def\obeysupersubmath - {\let\normalsuper\letterhat - \let\normalsuber\letterunderscore - \enablesupersub} - -\def\startgridcorrection - {\dosingleempty\dostartgridcorrection} - -\def\dostartgridcorrection[#1]% +\def\spac_grid_correction_start[#1]% {\ifgridsnapping \snaptogrid[#1]\vbox\bgroup \else \startbaselinecorrection \fi} -\def\stopgridcorrection +\unexpanded\def\stopgridcorrection {\ifgridsnapping \egroup \else \stopbaselinecorrection \fi} - -\def\checkgridsnapping + +\unexpanded\def\checkgridsnapping {\lineskip\ifgridsnapping\zeropoint\else\normallineskip\fi} - -\def\startplaatsen - {\dosingleempty\dostartplaatsen} -\def\dostartplaatsen[#1]% tzt n*links etc - {\endgraf - \noindent\bgroup - \setlocalhsize - \hbox to \localhsize\bgroup - \doifnot{#1}\v!left\hss - \def\stopplaatsen - {\unskip\unskip\unskip - \doifnot{#1}\v!right\hss - \egroup - \egroup - \endgraf}% - \gobblespacetokens} +%D Probably obsolete: -% \startplaatsen[links] bla \stopplaatsen - -\def\startcolumnmakeup % don't change +\unexpanded\def\startcolumnmakeup % don't change {\bgroup - \getrawnoflines\textheight % teksthoogte kan topskip hebben, dus raw - \scratchdimen\noflines\lineheight - \advance\scratchdimen-\lineheight - \advance\scratchdimen\topskip - \setbox\scratchbox - \ifcase\showgridstate\vbox\else\ruledvbox\fi to \scratchdimen\bgroup - \forgetall} % ! don't change + \getrawnoflines\textheight % raw as we cna have topskip + \setbox\scratchbox\vbox to \dimexpr\noflines\lineheight-\lineheight+\topskip\relax + \bgroup + \forgetall} -\def\stopcolumnmakeup +\unexpanded\def\stopcolumnmakeup {\egroup \dp\scratchbox\zeropoint \wd\scratchbox\textwidth \box\scratchbox \egroup \page_otr_command_synchronize_hsize} - -\long\def\startexternalfigure - {\dotripleempty\dostartexternalfigure} - -\long\def\dostartexternalfigure[#1][#2][#3]#4\stopexternalfigure - {\gdef\figuredescription{#4}% - \externalfigure[#1][#2][#3]% - \globallet\figuredescription\empty} - -\let\figuredescription\empty - -% incomplete, will be a special case of float placement - -\def\startfixed{\dosingleempty\dostartfixed} - -\def\dostartfixed[#1]% - {\expanded{\dowithnextbox{\noexpand\dodofixed{\ifhmode0\else1\fi}{#1}}}% - \vbox\bgroup - \setlocalhsize} - -\def\stopfixed - {\egroup} - -\def\dodofixed#1#2% - {\ifcase#1\relax - \processaction - [#2] - [ \v!high=>\bbox {\flushnextbox}, - \v!low=>\tbox {\flushnextbox}, - \v!middle=>\vcenter{\flushnextbox}, - \v!lohi=>\vcenter{\flushnextbox}, - \s!unknown=>\tbox {\flushnextbox}, - \s!default=>\tbox {\flushnextbox}]% - \else - \startbaselinecorrection - \noindent\flushnextbox - \stopbaselinecorrection - \fi} - -% \startitemize -% -% \item \externalfigure[koe][height=2cm] -% \item \externalfigure[koe][height=2cm] -% \item \externalfigure[koe][height=2cm] -% \item \externalfigure[koe][height=2cm] -% -% \page -% -% \item \startfixed \externalfigure[koe][height=2cm]\stopfixed -% \item \startfixed[high]\externalfigure[koe][height=2cm]\stopfixed -% \item \startfixed[low] \externalfigure[koe][height=2cm]\stopfixed -% \item \startfixed[lohi]\externalfigure[koe][height=2cm]\stopfixed -% -% \page -% -% \item test \startfixed \externalfigure[koe][height=2cm]\stopfixed -% \item test \startfixed[high]\externalfigure[koe][height=2cm]\stopfixed -% \item test \startfixed[low] \externalfigure[koe][height=2cm]\stopfixed -% \item test \startfixed[lohi]\externalfigure[koe][height=2cm]\stopfixed -% -% \page -% -% \item test \par \startfixed \externalfigure[koe][height=2cm]\stopfixed -% \item test \par \startfixed[high]\externalfigure[koe][height=2cm]\stopfixed -% \item test \par \startfixed[low] \externalfigure[koe][height=2cm]\stopfixed -% \item test \par \startfixed[lohi]\externalfigure[koe][height=2cm]\stopfixed -% -% \stopitemize - -\def\obeyfollowingtoken{{}} % end \cs scanning - -% potential new defaults: -% -% \setbreakpoints[compound] -% till we fixed all styles: +%D Till we fixed all styles: \let\\=\crlf |