sudoku update

git-svn-id: svn://tug.org/texlive/trunk@1841 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 52 insertions, 10 deletions

diff --git a/Master/texmf-dist/source/latex/sudoku/sudoku.dtx b/Master/texmf-dist/source/latex/sudoku/sudoku.dtx
index b6e6129c9a3..c74c72afa92 100644
--- a/Master/texmf-dist/source/latex/sudoku/sudoku.dtx
+++ b/Master/texmf-dist/source/latex/sudoku/sudoku.dtx
@@ -1,7 +1,7 @@
 % \iffalse meta-comment
 %
 % sudoku.dtx
-% Copyright 2005 Paul Abraham <paul.abraham@hotpop.com>
+% Copyright 2005,2006 Paul Abraham <paul.abraham@linuxdirect.org>
 %
 % This work may be distributed and/or modified under the
 % conditions of the LaTeX Project Public License, either
@@ -24,7 +24,7 @@
 % \iffalse
 %<package>\NeedsTeXFormat{LaTeX2e}[1999/12/01]
 %<package>\ProvidesPackage{sudoku}
-%<package>	[2005/06/29 v1.0 Sudoku grid]
+%<package>	[2006/03/25 v1.0.1 Sudoku grid]
 %
 %<*driver>
 \documentclass{ltxdoc}
@@ -40,7 +40,7 @@
 %</driver>
 % \fi
 %
-% \CheckSum{84}
+% \CheckSum{104}
 %
 % \CharacterTable
 %  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
@@ -59,6 +59,7 @@
 %   Right brace   \}     Tilde         \~}
 %
 % \changes{v1.0}{2005/06/29}{Initial version}
+% \changes{v1.0.1}{2006/03/25}{Added ability to specify line thickness}
 %
 % \GetFileInfo{sudoku.sty}
 %
@@ -68,7 +69,7 @@
 %
 % \title{The \textsf{sudoku} package\thanks{This document
 %   corresponds to \textsf{sudoku}~\fileversion, dated \filedate.}}
-% \author{Paul Abraham \\ \texttt{paul.abraham@hotpop.com}}
+% \author{Paul Abraham \\ \texttt{paul.abraham@linuxdirect.org}}
 %
 % \maketitle
 %
@@ -113,13 +114,23 @@
 % This length contains the size of the grid, defaulting to \verb|10cm|.
 % It can be changed with \verb|\setlength\sudokusize{|\meta{size}|}|.
 %
+% \DescribeMacro{\sudokuthickline}
+% This length determines the thickness of the thick lines and defaults
+% to \verb|2pt|.  It can be changed with
+% \verb|\setlength\sudokuthickline{|\meta{size}|}|.
+%
+% \DescribeMacro{\sudokuthinline}
+% This length determines the thickness of the thin lines and defaults
+% to \verb|0.4pt|.  It can be changed with
+% It can be changed with \verb|\setlength\sudokuthinline{|\meta{size}|}|.
+%
 % \DescribeEnv{sudoku-block}
 % This environment draws the sudoku grid.  The contents of each cell
 % in the grid are delimited by the vertical bar (\verb+|+) character.
 %
 % \DescribeEnv{sudoku}
-% This environment starts a |center| environment, then uses the
-% |sudoku-block| environment to draw the grid.
+% This environment starts a \verb|center| environment, then uses the
+% \verb|sudoku-block| environment to draw the grid.
 %
 % \section{Examples}
 %
@@ -212,6 +223,7 @@
 %
 %\iffalse
 % 2005/06/29 v1.0 Initial version
+% 2006/03/25 v1.0.1 Added ability to specify line thickness
 %\fi
 %
 % \section{Implementation}
@@ -247,16 +259,38 @@
 %    \end{macrocode}
 %
 % Now we can draw the grid.  Each 3$\times$3 box has thicker borders
-% than the rest of the grid.
+% than the rest of the grid.  From version 1.0.1, the line thickness
+% can be determined by changing \verb|\sudokuthinline| and
+% \verb|\sudokuthickline|.
 %
 %    \begin{macrocode}
-\newcommand*\@sudoku@grid{%
-        \thinlines
+\newcommand*\@sudoku@grid{
+%    \end{macrocode}
+%
+% First draw the thin lines.
+%
+%    \begin{macrocode}
+        \linethickness{\sudokuthinline}%
         \multiput(0,0)(1,0){10}{\line(0,1){9}}%
         \multiput(0,0)(0,1){10}{\line(1,0){9}}
-        \thicklines
+%    \end{macrocode}
+%
+% Now draw the thick lines.
+%
+%    \begin{macrocode}
+        \linethickness{\sudokuthickline}%
         \multiput(0,0)(3,0){4}{\line(0,1){9}}%
         \multiput(0,0)(0,3){4}{\line(1,0){9}}
+%    \end{macrocode}
+%
+% Finally try and fill in the four corners of the grid.
+%
+%    \begin{macrocode}
+        \linethickness{0.5\sudokuthickline}%
+        \put(0,0){\framebox(0,0){}}%
+        \put(9,0){\framebox(0,0){}}%
+        \put(0,9){\framebox(0,0){}}%
+        \put(9,9){\framebox(0,0){}}
 }
 %    \end{macrocode}
 %
@@ -271,6 +305,14 @@
 \setlength\sudokusize{10cm}
 %    \end{macrocode}
 %
+% Set line thicknesses to 0.4pt and 2pt for thin and thick lines.
+%    \begin{macrocode}
+\newdimen\sudokuthinline
+\setlength\sudokuthinline{0.4pt}
+\newdimen\sudokuthickline
+\setlength\sudokuthickline{2pt}
+%    \end{macrocode}
+%
 % Make the size of each square $1/9$ of the size of sudoku grid.
 %    \begin{macrocode}
 \newenvironment{sudoku-block}{%