%
% Style for the DANTE edition exa classes
%
% $Id: DEexa.sty 582 2011-09-30 07:10:32Z herbert $
%
\ProvidesPackage{DEexa}[2009/12/06 v0.01 (hv)]
\RequirePackage{ifxetex,ifluatex,ifpdf}
\ifxetex
  \usepackage{mathspec}
  \setmathfont{Latin Modern Math}
  \setmainfont[Mapping=tex-text]{Linux Libertine O}
\fi
\ifluatex
  \usepackage{fontspec}
  \setmathrm{Latin Modern Math}
  \setmathtt{Latin Modern Math}
  \setmathsf{Latin Modern Math}
  \setmainfont[Ligatures=TeX]{Linux Libertine O}
\fi
\ifpdf
  \RequirePackage[T1]{fontenc}
  \RequirePackage{mathpazo}
  \RequirePackage{libertine}
\fi

%\RequirePackage[expert,de]{lucidabr}
%\RequirePackage[de,expert,uprightgreek]{lucbmath}
\let\relax
\let\relax
% ignore second documentclass command for display in book:
\renewcommand\documentclass[2][]{}
\let\ps@origplain\ps@plain
\let\ps@plain\ps@empty % this class doesn't produces page numbers
                       % since this would make examples too big
                       % but if necessary there is origplain

\endinput

\AtBeginDocument{
\ifx\color\@undefined
\else
  \definecolor{blue}{cmyk}{1,0.56,0,0}
  \definecolor{red}{cmyk}{0,0,0,.3}
  \definecolor{green}{cmyk}{0,0,0,.2}
  \definecolor{yellow}{cmyk}{0,0,0,.1}
\fi
}