grazie per i suggerimenti.
Questo il codice del file .tex generato da gnuplot.
`% GNUPLOT: LaTeX picture with Postscript
\begingroup
\makeatletter
\providecommand\color[2][]{%
\GenericError{(gnuplot) \space\space\space\@spaces}{%
Package color not loaded in conjunction with
terminal option `colourtext'%
}{See the gnuplot documentation for explanation.%
}{Either use 'blacktext' in gnuplot or load the package
color.sty in LaTeX.}%
\renewcommand\color[2][]{}%
}%
\providecommand\includegraphics[2][]{%
\GenericError{(gnuplot) \space\space\space\@spaces}{%
Package graphicx or graphics not loaded%
}{See the gnuplot documentation for explanation.%
}{The gnuplot epslatex terminal needs graphicx.sty or graphics.sty.}%
\renewcommand\includegraphics[2][]{}%
}%
\providecommand\rotatebox[2]{#2}%
\@ifundefined{ifGPcolor}{%
\newif\ifGPcolor
\GPcolortrue
}{}%
\@ifundefined{ifGPblacktext}{%
\newif\ifGPblacktext
\GPblacktexttrue
}{}%
% define a \g@addto@macro without @ in the name:
\let\gplgaddtomacro\g@addto@macro
% define empty templates for all commands taking text:
\gdef\gplbacktext{}%
\gdef\gplfronttext{}%
\makeatother
\ifGPblacktext
% no textcolor at all
\def\colorrgb#1{}%
\def\colorgray#1{}%
\else
% gray or color?
\ifGPcolor
\def\colorrgb#1{\color[rgb]{#1}}%
\def\colorgray#1{\color[gray]{#1}}%
\expandafter\def\csname LTw\endcsname{\color{white}}%
\expandafter\def\csname LTb\endcsname{\color{black}}%
\expandafter\def\csname LTa\endcsname{\color{black}}%
\expandafter\def\csname LT0\endcsname{\color[rgb]{1,0,0}}%
\expandafter\def\csname LT1\endcsname{\color[rgb]{0,1,0}}%
\expandafter\def\csname LT2\endcsname{\color[rgb]{0,0,1}}%
\expandafter\def\csname LT3\endcsname{\color[rgb]{1,0,1}}%
\expandafter\def\csname LT4\endcsname{\color[rgb]{0,1,1}}%
\expandafter\def\csname LT5\endcsname{\color[rgb]{1,1,0}}%
\expandafter\def\csname LT6\endcsname{\color[rgb]{0,0,0}}%
\expandafter\def\csname LT7\endcsname{\color[rgb]{1,0.3,0}}%
\expandafter\def\csname LT8\endcsname{\color[rgb]{0.5,0.5,0.5}}%
\else
% gray
\def\colorrgb#1{\color{black}}%
\def\colorgray#1{\color[gray]{#1}}%
\expandafter\def\csname LTw\endcsname{\color{white}}%
\expandafter\def\csname LTb\endcsname{\color{black}}%
\expandafter\def\csname LTa\endcsname{\color{black}}%
\expandafter\def\csname LT0\endcsname{\color{black}}%
\expandafter\def\csname LT1\endcsname{\color{black}}%
\expandafter\def\csname LT2\endcsname{\color{black}}%
\expandafter\def\csname LT3\endcsname{\color{black}}%
\expandafter\def\csname LT4\endcsname{\color{black}}%
\expandafter\def\csname LT5\endcsname{\color{black}}%
\expandafter\def\csname LT6\endcsname{\color{black}}%
\expandafter\def\csname LT7\endcsname{\color{black}}%
\expandafter\def\csname LT8\endcsname{\color{black}}%
\fi
\fi
\setlength{\unitlength}{0.0500bp}%
\begin{picture}(7200.00,5040.00)%
\gplgaddtomacro\gplbacktext{%
\csname LTb\endcsname%
\put(1210,720){\makebox(0,0)[r]{\strut{} 90}}%
\put(1210,1455){\makebox(0,0)[r]{\strut{} 92}}%
\put(1210,2189){\makebox(0,0)[r]{\strut{} 94}}%
\put(1210,2924){\makebox(0,0)[r]{\strut{} 96}}%
\put(1210,3658){\makebox(0,0)[r]{\strut{} 98}}%
\put(1210,4393){\makebox(0,0)[r]{\strut{} 100}}%
\put(1342,500){\makebox(0,0){\strut{} 0}}%
\put(1847,500){\makebox(0,0){\strut{} 20}}%
\put(2352,500){\makebox(0,0){\strut{} 40}}%
\put(2857,500){\makebox(0,0){\strut{} 60}}%
\put(3361,500){\makebox(0,0){\strut{} 80}}%
\put(3866,500){\makebox(0,0){\strut{} 100}}%
\put(4371,500){\makebox(0,0){\strut{} 120}}%
\put(4876,500){\makebox(0,0){\strut{} 140}}%
\put(5381,500){\makebox(0,0){\strut{} 160}}%
\put(440,2740){\rotatebox{90}{\makebox(0,0){\strut{}normalized transmission [%]}}}%
\put(3361,170){\makebox(0,0){\strut{}time }}%
}%
\gplgaddtomacro\gplfronttext{%
\csname LTb\endcsname%
\put(6239,4650){\makebox(0,0)[r]{\strut{}2.5:1}}%
\csname LTb\endcsname%
\put(6239,4430){\makebox(0,0)[r]{\strut{}3:1}}%
\csname LTb\endcsname%
\put(6239,4210){\makebox(0,0)[r]{\strut{}3.5:1}}%
\csname LTb\endcsname%
\put(6239,3990){\makebox(0,0)[r]{\strut{}15:1}}%
\csname LTb\endcsname%
\put(6239,3770){\makebox(0,0)[r]{\strut{}2:1}}%
}%
\gplbacktext
\put(0,0){\includegraphics{turbidimetry}}%
\gplfronttext
\end{picture}%
\endgroup`
All’inizio dice:
\GenericError{(gnuplot) \space\space\space\@spaces}{%
Package color not loaded in conjunction with
terminal option `colourtext’%
}{See the gnuplot documentation for explanation.%
}{Either use ‘blacktext’ in gnuplot or load the package
color.sty in LaTeX.}%
ma io non ho testo colorato nel grafico, e nel documento latex, il pacchetto color è caricato… Uffa…
PS: si, ormai vivo da quasi due anni nella meravigliosa Berlino.