%% BEGIN semcolor.sty
\def\fileversion{1.0}
\def\filedate{93/04/01}
%%
%% LaTeX style option `semcolor.sty'.
%% For use with LaTeX v2.09 and the `seminar' document style.
%%
%% COPYRIGHT 1993, by Timothy Van Zandt, tvz@Princeton.EDU
%% See seminar.sty or seminar.doc for copying restrictions.
%%
%% You must install the PSTricks package v0.9 or later to use semcolor.sty.
%%
\@ifundefined{SemcolorFrameOps}{}{\endinput}
\typeout{Style Option: `semcolor' for doc style `seminar'
  \fileversion\space <\filedate> (tvz)}
%\input{pstricks}
\usepackage {pstcol}
%
% Set up the frame styles:
\def\SemcolorFrameOps{\psset{%
  fillstyle=none,%
  linewidth=\slideframewidth,%
  framesep=\slideframesep,%
  cornersize=absolute,%
  linearc=.5cm,%
  shadowsize=2pt,%
  shadowcolor=darkgray}}%
\newslideframe{scplain}[\SemcolorFrameOps]{\psframebox{#1}}
\newslideframe{scdouble}[\SemcolorFrameOps]{\psdblframebox{#1}}
\newslideframe{scshadow}[\SemcolorFrameOps]{\psshadowbox{#1}}
\slideframe{scplain}
%
% Rotation:
\def\leftsliderotation#1{\rotateleft{#1}}
\def\rightsliderotation#1{\rotateright{#1}}
\sliderotation{left}
%
% Color:
\addto@hook\after@slidepage{\pstVerb{0 setgray}}
%
% Overlays:
\def\make@overlay#1{%
  \setbox\@slidebox=\hbox{%
    \pst@initoverlay{#1}%
    \pst@Verb{(0) BOL}%
    \copy\@@slidebox
    \pst@Verb{(all) BOL}}}
\def\@overlay{\pst@overlay}
\addto@hook\before@newslide{\def\curr@overlay{0}}
\@ifundefined{overlaystrue}{}{\ifarticle\else\overlaystrue\layerstrue\fi}
%
\endinput
%% END semcolor.sty