%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  1. Auflage
%% 
%%  Beispiel 15-02-61 auf Seite 768.
%% 
%%  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.
%% 
%% 
%% ==== 
verbatimtex
%% 
\documentclass[]{article}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{textcomp}
\begin{document}
etex
% --- start of displayed preamble in the book ---
input metaobj;
% --- end of displayed preamble in the book ---
beginfig(1)
newBox.quelle(btex \strut\TeX-Datei etex);
newBox.pdftex(btex\strut pdftex etex);
newBox.pdftexpdf(btex\strut.pdf etex);
newBox.pdftexdvi(btex \strut.dvi etex);
newBox.latex(btex\strut latex etex);
newBox.dvi(btex \strut.dvi etex);
newBox.dvips(btex \strut.ps etex);
newBox.dvipspdf(btex \strut.pdf etex);
newTree.DVI(dvi)(dvips) "vsep(7mm)";
newTree.LATEX(latex)(DVI) "vsep(7mm)";
newTree.PDF(pdftex)(pdftexpdf,pdftexdvi) "vsep(2cm)";
newTree.TEX(quelle)(PDF,LATEX);
TEX.c=origin; ncline(dvi)(pdftexpdf);
ncarc(dvips)(pdftexpdf) "arcangleA(-60)","posA(nw)";
drawObj(TEX);
endfig;
end;
\end{document}