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-%% BEGIN semlayer.sty
-%%
-%% This is file `semlayer.sty', generated
-%% on <1993/4/2> with the docstrip utility (2.0r).
-%%
-%% The original source files were:
-%%
-%% semlayer.doc
-%%
-\def\fileversion{1.0}
-\def\filedate{93/04/01}
-%%
-%% LaTeX style option `semlayer.sty'.
-%% For use with LaTeX v2.09 and the `seminar' document style.
-%%
-%% COPYRIGHT 1993, by Timothy Van Zandt, Timothy.VAN-ZANDT@insead.edu
-%%
-%% This file may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License, either version 1.2 of this license
-%% or (at your option) any later version. The latest version of this
-%% license is in:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% and version 1.2 or later is part of all distributions of LaTeX version
-%% 1999/12/01 or later.
-%%
-%%
-\addto@hook\before@newslide{%
- \global\def\overlay@list{}%
- \setcounter{overlay}{0}}
-\newbox\@@slidebox
-\def\process@@slide{%
- \ifx\overlay@list\@empty
- \finish@slide
- \output@slide
- \else
- \setbox\@@slidebox\box\@slidebox
- \make@overlay{0}%
- \finish@slide
- \output@slide
- {\let\theoverlay\theslide\layer@loop{0}}%
- \overlay@loop
- \fi}
-\def\overlay@loop{%
- \begingroup
- \overlay@prep
- \c@overlay=1
- \@whilenum\c@overlay<10
- \do{%
- \test@member{\the\c@overlay}{\overlay@list}%
- \if@test
- \make@overlay{\the\c@overlay}%
- \finish@slide
- \output@slide
- \fi
- \layer@loop{\the\c@overlay}%
- \advance\c@overlay by 1}%
- \endgroup}
-\def\layer@loop#1{%
- \begingroup
- \layer@prep
- \@for\currlayer:=\layer@list\do{%
- \test@member{#1-\currlayer}{\overlay@list}%
- \if@test
- \make@overlay{#1-\currlayer}%
- \finish@slide
- \output@slide
- \fi}%
- \endgroup}
-\def\layer@prep{%
- \ifarticle\pagestyle{\layer@pagestyle}\fi
- \let\thepage\thelayer
- \ifx\thelayerframe\@empty\else\let\theslideframe\thelayerframe\fi
- \let\slidelabel\layerlabel}
-\def\overlay@prep{%
- \ifarticle\pagestyle{\overlay@pagestyle}\fi
- \let\thepage\theoverlay
- \ifx\theoverlayframe\@empty\else\let\theslideframe\theoverlayframe\fi
- \let\slidelabel\overlaylabel}
-\def\layerframe{\@slideframe{layer}}
-\def\overlayframe{\@slideframe{overlay}}
-\def\thelayerframe{}
-\def\theoverlayframe{}
-\def\overlaylabel{\bf Overlay \theoverlay}
-\def\layerlabel{\bf Layer \thelayer}
-\@ifundefined{c@overlay}{\newcounter{overlay}}{}%%% hv 20131224
-%\newcounter{overlay}
-\def\theoverlay{\theslide-\alph{overlay}}
-\def\currlayer{}
-\def\thelayer{\theoverlay-\currlayer}
-\newif\ifoverlays
-\newif\iflayers
-\@ifundefined{@overlay}%
- {\let\@overlay\relax}%
- {\ifarticle\else\overlaystrue\layerstrue\fi}
-\def\nooverlays@err{%
- \@seminarerr{You need to use additional macros for overlays,
- e.g., semcolor.sty}\@ehd
- \global\overlaysfalse
- \global\layersfalse}
-\@ifundefined{@overlay}{}{}
-\def\overlay#1{%
- \ifoverlays\ifx\@overlay\relax\nooverlays@err\fi\fi
- \ifslide
- \@tempcnta=#1
- \@testfalse
- \ifnum\@tempcnta>-1 \ifnum\@tempcnta<10 \@testtrue\fi\fi
- \if@test
- \c@overlay=\@tempcnta
- \ifnum\c@overlay=0
- \advance\c@slide by -1
- \refstepcounter{slide}%
- \else
- \advance\c@overlay by -1
- \refstepcounter{overlay}%
- \ifoverlays
- \xdef\overlay@list{\overlay@list,\the\c@overlay}%
- \fi
- \fi
- \ifoverlays
- \@overlay{\the\c@overlay}%
- \fi
- \else
- \@seminarerr{\string\overlay\space argument must be
- an integer between 0 and 9}\@eha
- \fi
- \else
- \@seminarerr{\string\overlay\space can only be used
- in slide environments}\@eha
- \fi
- \ignorespaces}
-\def\colorlayers#1{%
- \edef\@tempc{#1}%
- \edef\layer@list{\layer@list,#1}%
- \def\@tempa##1{%
- \@namedef{##1}{%
- \iflayers\ifx\@overlay\relax\nooverlays@err\fi\fi
- \ifslide
- \iflayers
- \xdef\overlay@list{\overlay@list,\the\c@overlay-##1}%
- \@overlay{\the\c@overlay-##1}%
- \fi
- \else
- \@seminarerr{Color layer `##1' can only be used in
- slide environments}\@eha
- \fi}}
- \@for\@tempb:=\@tempc\do{%
- \expandafter\@tempa\expandafter{\@tempb}}}
-\def\layer@list{}
-\def\overlaypagestyle#1{\@ifgoodps{#1}{\edef\overlay@pagestyle{#1}}}
-\def\layerpagestyle#1{\@ifgoodps{#1}{\edef\layer@pagestyle{#1}}}
-\overlaypagestyle{}
-\layerpagestyle{}
-
-\endinput
-%%
-%% End of file `semlayer.sty'.