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%%
%% Ein Beispiel der DANTE-Edition
%%
%%
%% Copyright (C) 2010 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[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\setlength\parindent{0pt}
\newcount\NumberDots
\newdimen\DotSize
\newdimen\Hue
\newdimen\XPos
\newdimen\YPos
% Circle with dots at random positions
\def\CircleWithDotsA[#1]#2#3{%
% #1=dotstyle
% #2=radius of the circle
% #3=number of dots (put on the (-#1,-#1)(#1,#1) square,
% not on the circle itself!)
\pspicture(-#2,-#2)(#2,#2)
\setrannum{\NumberDots}{0}{#3}%
\psclip{\pscircle{#2}}
\multido{\iDots=1+1}{\NumberDots}{%
\setrandim{\XPos}{-#2 pt}{#2 pt}%
\setrandim{\YPos}{-#2 pt}{#2 pt}%
\psdot[dotstyle=#1](\pointless\XPos,\pointless\YPos)}
\endpsclip
\endpspicture}
% Circle with dots at random positions, with random dot sizes
\def\CircleWithDotsB[#1]#2#3{%
% #1=dotstyle
% #2=radius of the circle
% #3=number of dots (put on the (-#1,-#1)(#1,#1) square,
% not on the circle itself!)
\pspicture(-#2,-#2)(#2,#2)
\setrannum{\NumberDots}{0}{#3}%
\psclip{\pscircle{#2}}
\multido{\iDots=1+1}{\NumberDots}{%
\setrandim{\XPos}{-#2 pt}{#2 pt}%
\setrandim{\YPos}{-#2 pt}{#2 pt}%
\setrandim{\DotSize}{2pt}{15pt}%
\psdot[dotstyle=#1,dotsize=\DotSize](\pointless\XPos,\pointless\YPos)}
\endpsclip
\endpspicture}
% Circle with dots at random positions, with random dot sizes
% and random colors
\def\CircleWithDotsC[#1]#2#3{%
% #1=dotstyle
% #2=radius of the circle
% #3=number of dots (put on the (-#1,-#1)(#1,#1) square,
% not on the circle itself!)
\pspicture(-#2,-#2)(#2,#2)
\setrannum{\NumberDots}{0}{#3}%
\psclip{\pscircle{#2}}
\multido{\iDots=1+1}{\NumberDots}{%
\setrandim{\XPos}{-#2 pt}{#2 pt}%
\setrandim{\YPos}{-#2 pt}{#2 pt}%
\setrandim{\DotSize}{2pt}{15pt}%
\setrandim{\Hue}{0pt}{1pt}%
\definecolor{MyColor}{hsb}{\pointless\Hue,0.8,1}
\psdot[dotstyle=#1,dotsize=\DotSize,linecolor=MyColor](\pointless\XPos,\pointless\YPos)}
\endpsclip
\endpspicture}
\StartShownPreambleCommands
\usepackage{pstricks,multido}
\input{random}
\randomi=123456 % To fix the random seed (otherwise the clock is used)
\StopShownPreambleCommands
\begin{document}
\CircleWithDotsA[+]{1}{10}\CircleWithDotsA[o]{1}{50}\CircleWithDotsA[*]{1}{100}
\CircleWithDotsA[square]{1}{1000}\CircleWithDotsA[square*]{1}{1500}\\
\CircleWithDotsC[|]{1.25}{50} \CircleWithDotsC[x]{1.25}{100}
\CircleWithDotsC[oplus]{1.25}{500}
\end{document}
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