%% 
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%% 
%%  Example 5-13-29 on page 293.
%% 
%%  Copyright (C) 2007 Michel Goossens, Frank Mittelbach, Denis Roegel, Sebastian Rahtz, Herbert Vo\ss 
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 

\documentclass{ttctexagray}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{183.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid=true](3,3)
  \pscustom{%
     \code{newpath}
     \dim{0cm}\dim{-2cm} \dim{2cm}\dim{0cm}
     \dim{0cm}\dim{2cm}  \dim{0.5cm}\dim{0.5cm}
     \code{
        moveto rlineto rlineto rlineto
        closepath
        2 setlinejoin
        7.5 setlinewidth
        0.1 0.5 0.6 0.2 setcmykcolor
        [5 3] 0 setdash
        stroke}%
     }
\end{pspicture}
\end{document}