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authorKarl Berry <karl@freefriends.org>2014-07-13 21:51:23 +0000
committerKarl Berry <karl@freefriends.org>2014-07-13 21:51:23 +0000
commit8fcabb58bbcbd59bd73b0010c3f273168f988605 (patch)
tree067ad1c663352e574ec35168cbcba272d6e5d274 /Master/texmf-dist/tex/xelatex
parente391081f77560a69036a7368f698f5cce09a5dc8 (diff)
bidicontour (13jul14)
git-svn-id: svn://tug.org/texlive/trunk@34595 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/xelatex')
-rwxr-xr-xMaster/texmf-dist/tex/xelatex/bidicontour/bidicontour.sty141
1 files changed, 141 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/xelatex/bidicontour/bidicontour.sty b/Master/texmf-dist/tex/xelatex/bidicontour/bidicontour.sty
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+%%
+%% This is file `bidicontour.sty'.
+%%
+%% __________________________________________________
+%% Copyright © 2014 Vafa Khalighi <persian-tex@tug.org>
+%%
+%% It may be distributed and/or modified under the LaTeX Project Public License,
+%% version 1.3c or higher (your choice). The latest version of
+%% this license is at: http://www.latex-project.org/lppl.txt
+%%
+%% This work is “author-maintained” (as per LPPL maintenance status)
+%% by Vafa Khalighi.
+%%
+%%
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{bidicontour}
+ [2014/07/14 v0.1 Bidi-aware bidicontoured text]
+\RequirePackage{color}
+\RequirePackage{trig}
+\def\bidicon@coloroff{%
+ \def\@undeclaredcolor[##1]##2{}%
+ \def\@declaredcolor##1{}%
+}
+\newcommand*\bidicon@put[3]{%
+ \if@RTL%
+ \llap{\raisebox{#2}[0pt]{#3}\hskip-#1}%
+ \else%
+ \rlap{\hskip#1\raisebox{#2}[0pt]{#3}}%
+ \fi}
+\newcommand*\bidicontourlength[1]{\def\bidicon@base@length{#1}}
+\bidicontourlength{0.03em}
+\newcommand*\bidicontournumber[1]{\def\bidicon@default@copies{#1}}
+\bidicontournumber{16}
+\newlength{\bidicon@length}
+\newcommand*\bidicon@define@copyangles[1]{%
+ \edef\bidicon@tempa{auto}%
+ \edef\bidicon@tempb{#1}%
+ \ifx\bidicon@tempa\bidicon@tempb
+ \expandafter\ifdim\f@size pt<15pt\relax
+ \edef\bidicon@tempb{16}%
+ \else
+ \expandafter\ifdim\f@size pt<25pt\relax
+ \edef\bidicon@tempb{32}%
+ \else
+ \expandafter\ifdim\f@size pt<50pt\relax
+ \edef\bidicon@tempb{60}%
+ \else
+ \edef\bidicon@tempb{120}%
+ \fi
+ \fi
+ \fi
+ \fi
+ \@tempcnta=\bidicon@tempb\relax
+ \@ifundefined{bidicon@\number\@tempcnta @copies}{%
+ \global\@namedef{bidicon@\number\@tempcnta @copies}{}%
+ \@tempdima=360\p@
+ \divide\@tempdima by \@tempcnta
+ \@tempdimb=\z@
+ \@tempcntb=\z@
+ \loop
+ \ifnum\@tempcntb<\@tempcnta
+ \edef\bidicon@temp@fdim{\strip@pt\@tempdimb}%
+ \CalculateSin{\bidicon@temp@fdim}%
+ \CalculateCos{\bidicon@temp@fdim}%
+ \advance\@tempcntb \@ne
+ \advance\@tempdimb \@tempdima\relax
+ \repeat
+ }{}%
+ \let\bidicon@tempa\@undefined
+ \let\bidicon@tempb\@undefined
+}
+\newcommand*\bidicontour{\@ifstar{\@bidicontour[32]}{\@bidicontour}}
+\newcommand*\@bidicontour[3][\bidicon@default@copies]{%
+ \ifvmode
+ \leavevmode
+ \fi
+ \setlength\bidicon@length{\bidicon@base@length}%
+ \ifbidicon@outline
+ \typeout{bidicontour: Using real outline for `#3'\on@line.}%
+ \@bidicontour@outline{#2}{#3}%
+ \else
+ \if@RTL\mbox{#3}\fi%
+ \begingroup
+ \bidicon@define@copyangles{#1}%
+ \typeout{bidicontour: Using \the\@tempcnta\space copies for `#3'\on@line.}%
+ \@tempdima=360\p@
+ \divide\@tempdima by \@tempcnta\relax
+ \@tempdimb=\z@
+ \@tempcntb=\z@
+ \color{#2}%
+ \bidicon@coloroff
+ \loop
+ \ifnum\@tempcntb<\@tempcnta\relax
+ \edef\bidicon@temp@fdim{\strip@pt\@tempdimb}%
+ \bidicon@put
+ {\UseSin{\bidicon@temp@fdim}\bidicon@length}%
+ {\UseCos{\bidicon@temp@fdim}\bidicon@length}%
+ {#3}%
+ \advance\@tempcntb \@ne\relax
+ \advance\@tempdimb\@tempdima\relax
+ \repeat
+ \endgroup
+ \if@RTL\else\mbox{#3}\fi%
+ \fi
+}
+\newcommand*\@bidicontour@outline[2]{%
+ \if@RTL\mbox{#2}\fi%
+ \begingroup
+ \setlength\bidicon@length{2\bidicon@length}%
+ \setlength\bidicon@length{0.99626400996\bidicon@length}%
+ \color{#1}%
+ \bidicon@coloroff
+ \beginL\special{%
+ pdf:code
+ q
+ 1 j
+ 1 J
+ 1 Tr
+ \strip@pt\bidicon@length\space w
+ }%
+ \rlap{\if@RTL\beginR\fi #2\if@RTL\endR\fi}%
+ \special{%
+ pdf:code
+ Q
+ }\endL%
+ \endgroup
+ \if@RTL\else\mbox{#2}\fi%
+}
+\newif\ifbidicon@outline
+\DeclareOption{auto}{\bidicontournumber{auto}}
+\DeclareOption{outline}{\bidicon@outlinetrue}
+\DeclareOption{copies}{\bidicon@outlinefalse}
+\InputIfFileExists{bidicontour.cfg}{%
+ \typeout{Loading configuration file `bidicontour.cfg'.}%
+}{%
+ \typeout{No configuration file `bidicontour.cfg' found.}%
+}
+\ProcessOptions\relax
+\endinput
+%%
+%% End of file `bidicontour.sty'.