rommaneg own pkg (13oct10)

git-svn-id: svn://tug.org/texlive/trunk@20087 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 51 insertions, 0 deletions

diff --git a/Master/texmf-dist/tex/latex/romanneg/romanneg.sty b/Master/texmf-dist/tex/latex/romanneg/romanneg.sty
new file mode 100644
index 00000000000..0232bfa438c
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/romanneg/romanneg.sty
@@ -0,0 +1,51 @@
+%%% ====================================================================
+%%%  @LaTeX-style-file{
+%%%     author          = "Mario Wolczko",
+%%%     version         = "1.03",
+%%%     date            = "15 June 1992",
+%%%     time            = "18:11:59 BST",
+%%%     filename        = "romanneg.sty",
+%%%     email           = "mario@acm.org",
+%%%     codetable       = "ISO/ASCII",
+%%%     keywords        = "LaTeX, output, pagenumbers",
+%%%     supported       = "no",
+%%%     docstring       = "Causes the page numbers in the DVI file (as
+%%%     defined by \count0) to be negative when roman pagenumbering is
+%%%     in effect.",
+%%%  }
+%%% ====================================================================
+%
+% This file is in the public domain
+%
+% This style option should not change the appearance of a document,
+% but merely change the page numbers (as defined by \count0) in the
+% DVI file to be negative when roman pagenumbering is in use.
+%
+%
+% To do this, the \@steppagecounter macro increments the absolute
+% value of \count0
+\def\@steppagecounter{% based on \advancepageno, TeXbook, p.362
+  \ifnum\c@page<\z@ \global\advance\c@page\m@ne
+  \else\global\advance\c@page\@ne \fi} % increase |c@page|
+
+\let\@oldstepcounter\stepcounter
+\def\stepcounter#1{{\def\@tmpa{#1}\def\@tmpb{page}%
+  \ifx\@tmpa\@tmpb\@steppagecounter\else\@oldstepcounter{#1}\fi}}
+
+% Modified version of the pagenumbering command that sets \count0 (aka
+% \c@page) to -1 rather than 1 if roman numbering is specified.
+\def\pagenumbering#1{{%
+  \def\@tmpa{#1} \def\@tmpb{roman} \def\@tmpc{Roman}
+  \ifx\@tmpa\@tmpb % roman option; set -ve page number.
+    \global\c@page \m@ne
+  \else\ifx\@tmpa\@tmpc
+    \global\c@page \m@ne
+  \else
+    \global\c@page \@ne
+  \fi\fi
+  \gdef\thepage{\csname @#1\endcsname \c@page}}}
+
+% the modified versions of \@roman and \@Roman deal with negatives
+\def\@romannumeral#1{\ifnum#1<0 \romannumeral-#1 \else\romannumeral#1 \fi}
+\def\@roman#1{\@romannumeral #1}
+\def\@Roman#1{\expandafter\uppercase\expandafter{\@romannumeral #1}}