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%%
%% A DANTE-Edition example
%%
%% Example 16-02-9 on page 231.
%%
%% Copyright (C) 2011 Herbert Voss
%%
%% 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.
%%
%%
%% ====
% Show page(s) 1
%%
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{129.70511pt}
\setlength\parindent{0pt}
\usepackage{pstricks,pst-node}
\begin{document}
\Cnode[radius=0.5cm](1.5,0){A}%
\ncloop[angleA=0,angleB=180,linearc=0.4cm]{<-}{A}{A}
\psline[linewidth=0.1pt,tbarsize=5pt]{|<->|}(2.5,0)(2.5,1)
\uput[0]{90}(2.5,0.5){\texttt{loopsize}}
\ncloop[angleB=-10,angleA=-170,linearc=0.2cm,
loopsize=0.5cm]{->}{A}{A}
\psline[linewidth=.1pt,tbarsize=5pt]{|<->|}(.4,-.6)(.5,-.2)
\uput[180]{70}(.5,-0.25){\texttt{loopsize}}
\end{document}
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