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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{190.324pt}
\setlength\parindent{0pt}
\begin{filecontents*}{dataError.dat}
-0.7 -0.4 0.1 0.5
-0.43 3 0 0.4
1 4.6 -0.5 0.2
1.2 2.3 -0.2 0.2
1.7 3.9 -0.1 1
2.7 -1.1 -0.2 0.3
3.98 -0.7 -0.4 0
4.5 0.7539 -0.5 0.4
\end{filecontents*}
\StartShownPreambleCommands
\usepackage{pst-plot}
\SpecialCoor\makeatletter
\def\errorLine{\@ifnextchar[{\pst@errorLine}{\pst@errorLine[]}}
\def\pst@errorLine[#1](#2)#3#4{{%
\def\pst@tempa{#1}\ifx\pst@tempa\@empty\else\psset{#1}\fi
\pst@getcoor{#2}\pst@tempb
\psline{|-|}(!\pst@tempb\space pop \pst@number\psxunit div
\pst@tempb\space exch pop \pst@number\psyunit div #3\space add)
(!\pst@tempb\space pop \pst@number\psxunit div
\pst@tempb\space exch pop \pst@number\psyunit div #4\space add )}}
\def\GetCoordinates#1{\expandafter\GetCoordinates@i#1}
\def\GetCoordinates@i #1{\GetCoordinates@ii#1}
\def\GetCoordinates@ii#1 #2 #3 #4 #5 #6 #7 #8 {%
\DoCoordinate{#2}{#4}\errorLine[linecolor=red,linewidth=1.5pt](#2,#4){#6}{#8}% <<<<<
\@ifnextchar D{\GetCoordinates@ii}{}}
\makeatother
\StopShownPreambleCommands
\begin{document}
\readdata{\Data}{dataError.dat}\psset{dotscale=2,yunit=0.7}%
\begin{pspicture}(-1,-2)(5,5.5)
\psaxes(0,0)(-1,-2)(5,5)\def\DoCoordinate#1#2{\psdot(#1,#2)}\GetCoordinates{\Data}
\end{pspicture}
\end{document}
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