%%
%%  Ein Beispiel der DANTE-Edition
%%
%%  1. Auflage
%%
%%  Beispiel 15-02-44 auf Seite 756.
%%
%%  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}
\begin{document}
etex
% --- start of displayed preamble in the book ---
input graph;
% --- end of displayed preamble in the book ---
beginfig(1)
draw
 begingraph(8cm,6cm);
   setrange(1900,0,1970,whatever);
   glabel.lft(btex Leistung in $10^{12}$ kW etex rotated 90, OUT);
   glabel.bot(btex Jahr etex, OUT);  path p[]; numeric t;
   gdata("data/mp/data5-mp.dat", $, t:=0; augment.p1($1,0);
     for j=2 upto 5: t:=t+scantokens $[j]; augment.p[j]($1,t); endfor; )
   picture Label[];
   Label2=btex Steinkohle etex; Label3=btex Erdöl etex;
   Label4=btex Erdgas etex; Label5=btex Wasserkraft etex;
   for j=5 downto 2:
     gfill p[j]--reverse p[j-1]--cycle withcolor 0.16j*white;
     glabel.lft(image(unfill bbox Label[j]; draw Label[j]), 0.7+length p[j]);
   endfor;
 endgraph;
endfig;
end;
\end{document}