%%
%%  The LaTeX Graphics Companion, 2ed (first printing May 2007)
%%
%%  Example 6-2-13 on page 340.
%%
%%  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{ttctexa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.83385pt}
\StartShownPreambleCommands
\usepackage{pstricks,pst-node}
\StopShownPreambleCommands
\begin{document}
\begin{pspicture}[showgrid=true](3,3)
 \fnode(0.25,0.5){A}
 \fnode*(2.5,2.5){B}
 \ncline{A}{B}
 \fnode[framesize=0.25](0.25,2.5){A}
 \fnode*[framesize=1,linecolor=blue](2.5,0.5){B}
 \ncline{A}{B}
\end{pspicture}
\end{document}