1 files changed, 92 insertions, 0 deletions
diff --git a/tex/context/base/mkiv/pack-bar.mkiv b/tex/context/base/mkiv/pack-bar.mkiv
new file mode 100644
index 000000000..06eeebd14
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+++ b/tex/context/base/mkiv/pack-bar.mkiv
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+%D \module
+%D   [       file=pack-bar,
+%D        version=2009.06.26,
+%D          title=\CONTEXT\ Packaging Macros,
+%D       subtitle=Bars,
+%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 Packaging Macros / Bars}
+
+
+\unprotect
+
+%D This code has been moved from scrn-int to here (was some old
+%D experimental code). It could be in scrn-bar but it's static. In
+%D the meantime the interface has been adapted to a key|/|value one.
+%D
+%D \startbuffer
+%D  \dorecurse{10}{
+%D      \ruledhbox{\horizontalpositionbar[n=#1,min=1,max=10,text=!,color=red]}
+%D      \par
+%D  }
+%D \stopbuffer
+%D
+%D \typebuffer \stoplinecorrection \getbuffer \stoplinecorrection
+%D
+%D \startbuffer
+%D  \dorecurse{10}{
+%D      \ruledhbox{\horizontalgrowingbar[n=#1,min=1,max=10,text=!,color=red]}
+%D      \par
+%D  }
+%D \stopbuffer
+%D
+%D \typebuffer \stoplinecorrection \getbuffer \stoplinecorrection
+
+\installcorenamespace{positionbar}
+
+\installsimplecommandhandler \??positionbar {positionbar}
+
+\setuppositionbar
+  [\c!min=1,
+   \c!max=1,
+   \c!n=1,
+   \c!text=?,
+   \c!width=\emwidth,
+   \c!height=\strutheight,
+   \c!depth=\strutdepth]
+
+\unexpanded\def\horizontalpositionbar[#1]%
+  {\hbox to \hsize
+     {\setuppositionbar[#1]%
+      \usepositionbarstyleandcolor\c!style\c!color
+      \hskip\zeropoint\s!plus \positionbarparameter\c!n  \s!fill
+      \hskip\zeropoint\s!plus-\positionbarparameter\c!min\s!fill
+      \positionbarparameter\c!text\relax
+      \hskip\zeropoint\s!plus \positionbarparameter\c!max\s!fill
+      \hskip\zeropoint\s!plus-\positionbarparameter\c!n  \s!fill}}
+
+\unexpanded\def\verticalpositionbar[#1]%
+  {\vbox to \vsize
+     {\setuppositionbar[#1]%
+      \usepositionbarstyleandcolor\c!style\c!color
+      \vskip\zeropoint\s!plus \positionbarparameter\c!n  \s!fill
+      \vskip\zeropoint\s!plus-\positionbarparameter\c!min\s!fill
+      \positionbarparameter\c!text\relax
+      \vskip\zeropoint\s!plus \positionbarparameter\c!max\s!fill
+      \vskip\zeropoint\s!plus-\positionbarparameter\c!n  \s!fill}}
+
+\unexpanded\def\horizontalgrowingbar[#1]%
+  {\hbox to \hsize
+     {\setuppositionbar[#1]%
+      \usepositionbarstyleandcolor\c!style\c!color
+      \leaders\vrule\hskip\zeropoint\s!plus \numexpr\positionbarparameter\c!n-\positionbarparameter\c!min+\plusone\relax\s!fill
+      \vrule\s!width\zeropoint\s!height\positionbarparameter\c!height\s!depth\positionbarparameter\c!depth
+      \hskip\zeropoint\s!plus \positionbarparameter\c!max\s!fill
+      \hskip\zeropoint\s!plus-\positionbarparameter\c!n  \s!fill}}
+
+\unexpanded\def\verticalgrowingbar[#1]%
+  {\vbox to \vsize
+     {\setuppositionbar[#1]%
+      \usepositionbarstyleandcolor\c!style\c!color
+      \leaders\hrule\vskip\zeropoint\s!plus\numexpr\positionbarparameter\c!n-\positionbarparameter\c!min+\plusone\relax\s!fill
+      \hrule\s!width\positionbarparameter\c!width\s!height\zeropoint\s!depth\zeropoint
+      \vskip\zeropoint\s!plus \positionbarparameter\c!max\s!fill
+      \vskip\zeropoint\s!plus-\positionbarparameter\c!n  \s!fill}}
+
+\protect \endinput