beta 2013.08.24 01:32

1 files changed, 112 insertions, 0 deletions

diff --git a/tex/context/base/typo-drp.mkiv b/tex/context/base/typo-drp.mkiv
new file mode 100644
index 000000000..c78ed8d61
--- /dev/null
+++ b/tex/context/base/typo-drp.mkiv
@@ -0,0 +1,112 @@
+%D \module
+%D   [       file=typo-drp, % was typo-par
+%D        version=2011.10.27,
+%D          title=\CONTEXT\ Typesetting Macros,
+%D       subtitle=Initials,
+%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 Typesetting Macros / Initials}
+
+%D This will change ... par specific attribute set and such.
+
+\unprotect
+
+\registerctxluafile{typo-drp}{1.001}
+
+\definesystemattribute[initial][public]
+
+\appendtoks
+    \attribute\initialattribute\attributeunsetvalue
+\to \everyforgetall
+
+%D For the moment here: dropped caps redone. In addition to the
+%D parameters shown in the example you can use the \type {style} and
+%D more low level \type {font} keys to set up the font where
+%D the first one wins. If you don't like the behaviour you can always
+%D roll out your own command.
+%D
+%D \starttyping
+%D \placeinitial \input ward \par \input ward \par \placeinitial \input tufte
+%D
+%D \setupinitial
+%D   [location=text,
+%D    n=2,
+%D    color=darkred,
+%D    distance=-1em,
+%D    hoffset=1em,
+%D    voffset=-3ex,
+%D    before=\blank]
+%D
+%D \placeinitial \input ward \par \input ward \placeinitial \input tufte
+%D \stoptyping
+
+% todo: angle (once we can set parshape at the Lua end)
+
+\installcorenamespace{initial}
+
+\installcommandhandler \??initial {initial} \??initial
+
+\def\v_typo_initials_auto_scale % magic
+  {\the\dimexpr\lineheight*\initialparameter\c!n-\initialparameter\c!voffset\relax}
+
+\setupinitial
+  [\c!location=\v!text,
+   \c!n=3,
+ % \s!font=Bold sa 4,
+   \s!font=Bold at \v_typo_initials_auto_scale,
+   \c!distance=.125em,
+   \c!hoffset=\zeropoint,
+   \c!voffset=-1ex,
+   \c!style=,
+   \c!color=,
+   \c!before=\blank]
+
+\unexpanded\def\placeinitial
+  {\dosingleempty\typo_initials_place}
+
+\def\typo_initials_place[#1]% old command
+  {\par
+   \namedinitialparameter{#1}\c!before
+   \setinitial[#1]}
+
+\unexpanded\def\setinitial
+  {\dosingleempty\typo_initials_set}
+
+\unexpanded\def\typo_initials_set[#1]%
+  {\edef\typo_initial_handle{\typo_initial_handle_indeed{#1}}}
+
+\unexpanded\def\typo_initial_handle_indeed#1%
+  {\dontleavehmode
+   \begingroup
+   \edef\currentinitial{#1}%
+   \doifelsenothing{\initialparameter\c!style}
+     {\definedfont[\initialparameter\s!font]}
+     {\useinitialstyleparameter\c!style}%
+   \useinitialcolorparameter\c!color
+   \ctxcommand{setinitial{
+        location = "\initialparameter\c!location",
+        enabled  = true,
+        n        = \number\initialparameter\c!n,
+        distance = \number\dimexpr\initialparameter\c!distance,
+        hoffset  = \number\dimexpr\initialparameter\c!hoffset,
+        voffset  = \number\dimexpr\initialparameter\c!voffset,
+        ma       = \the\attribute\colormodelattribute  ,
+        ca       = \the\attribute\colorattribute       ,
+        ta       = \the\attribute\transparencyattribute,
+        font     = \fontid\font,
+        dynamic  = \number\attribute\zerocount,
+   }}%
+   \stopluacode
+   \kern\zeropoint % we need a node
+   \endgroup
+   \globallet\typo_initial_handle\relax}
+
+\let\typo_initial_handle\relax
+
+\protect \endinput