Grazie tante …. 😛
Solo che a me non viene fuori. Ho posto il file tikz-er2.sty:
`% The tikz-er2 package.
% Ver. 1.0
% (c) Pável Caldo
% January 2009
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{tikz-er2}[2009/01/31 Entity-relationship diagrams using the
Tikz library]
\RequirePackage{tikz}
\RequirePackage[normalem]{ulem} % for the dashed underline
\usetikzlibrary{shapes.geometric}
\usetikzlibrary{arrows}
\usetikzlibrary{fit}
\tikzstyle{every entity} = []
\tikzstyle{every weak entity} = []
\tikzstyle{every attribute} = []
\tikzstyle{every relationship} = []
\tikzstyle{every link} = []
\tikzstyle{every isa} = []
\tikzstyle{link} = [>=triangle 60, draw, thick, every link]
\tikzstyle{total} = [link, double, double distance=3pt]
\tikzstyle{entity} = [rectangle, draw, black, very thick,
minimum width=6em, minimum height=3em,
every entity]
\tikzstyle{weak entity} = [entity, double, double distance=2pt,
every weak entity]
\tikzstyle{attribute} = [ellipse, draw, black, very thick,
minimum width=5em, minimum height=2em,
every attribute]
%\tikzstyle{key attribute} = [attribute, font=\bfseries]
\tikzstyle{multi attribute} = [attribute, double, double distance=2pt]
\tikzstyle{derived attribute} = [attribute, dashed]
%\tikzstyle{discriminator} = [attribute, font=\itshape]
\tikzstyle{relationship} = [diamond, draw, black, very thick,
minimum width=2em, aspect=1,
every relationship]
\tikzstyle{ident relationship} = [relationship, double, double distance=2pt]
\tikzstyle{isa} = [isosceles triangle, isosceles triangle apex angle=60,
shape border rotate=-90,
draw, black, very thick, minimum size=3em,
every isa]
% for text un key attributes
\newcommand{\key}[1]{\underline{#1}}
% for text in discriminator attributes
\def\discriminator{\bgroup
\ifdim\ULdepth=\maxdimen % Set depth based on font, if not set already
\settodepth\ULdepth{(j}\advance\ULdepth.4pt\fi
\markoverwith{\kern.15em
\vtop{\kern\ULdepth \hrule width .3em}%
\kern.15em}\ULon}`
Dentro una cartella dove riesiede quel file che ti ho postato il codice poco fa… ma non me lo compila. O meglio ottengo un pdf con codice… che sbagli a compilare o a far qulacosa?
Grazie
Simone