beta 2011.12.31 18:06

1 files changed, 50 insertions, 0 deletions

diff --git a/tex/context/base/spac-adj.mkiv b/tex/context/base/spac-adj.mkiv
new file mode 100644
index 000000000..3a72d2a5a
--- /dev/null
+++ b/tex/context/base/spac-adj.mkiv
@@ -0,0 +1,50 @@
+%D \module
+%D   [       file=spac-adj, % moved from spac-par.mkiv
+%D        version=2009.10.16, % 1997.03.31, was core-spa.tex
+%D          title=\CONTEXT\ Spacing Macros,
+%D       subtitle=Paragraphs,
+%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.
+
+\writestatus{loading}{ConTeXt Spacing Macros / Adjustments}
+
+\unprotect
+
+% Very nasty but needed for margin stuff inside colored
+% paragraphs. Obsolete anyway.
+
+\registerctxluafile{spac-adj}{1.001}
+
+\definesystemattribute [graphicvadjust]  [public]
+
+\unexpanded\def\enablegraphicvadjust
+  {\ctxlua{nodes.tasks.enableaction("finalizers","nodes.handlers.graphicvadjust")}%
+   \glet\enablegraphicvadjust\relax}
+
+\unexpanded\def\graphicvadjust % currently not enabled ... nasty bidi handling
+  {\enablegraphicvadjust       % and no longer needed anyway
+   \dowithnextboxcontentcs\forgetall\spacings_graphic_vadjust_finish\vbox}
+
+\def\spacings_graphic_vadjust_finish
+  {\vadjust
+     {\vbox attr \graphicvadjustattribute \plusone
+        {\unvbox\nextbox
+         % corrects for one line paragraphs
+         \nointerlineskip
+         \kern-\struttotal
+         \nointerlineskip
+         \verticalstrut}}}
+
+\unexpanded\def\fakedvadjust
+  {\dowithnextboxcs\spacings_faked_vadjust_finish\vtop}
+
+\def\spacings_faked_vadjust_finish
+  {\setbox\nextbox\hbox{\llap{\lower\strutdepth\box\nextbox}}%
+   \smashedbox\nextbox}
+
+\protect \endinput