%% 
%%  A DANTE-Edition example
%% 
%%  Example 07-01-23 on page 88.
%% 
%%  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{177.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,multido}

\begin{document}
\begin{pspicture}(5,5)
 \psset{fillstyle=solid}
 \psframe[fillcolor=red](0,1)(3,4)
 \psframe[fillcolor=blue,opacity=0.3](2,2)(5,5)
 \psframe[fillcolor=green,opacity=0.3](1,0)(4,3)
 \pscircle[fillcolor=cyan,
    opacity=0.5](1.5,3.5){1.25}
\end{pspicture}
\end{document}