ptbposter.cls

% Rolf Niepraschk, Rolf.Niepraschk@ptb.de

\setcounter{errorcontextlines}{100}

\NeedsTeXFormat{LaTeX2e}[1999/12/01]
\ProvidesClass{ptbposter}
    [2015/03/18 v0.2c PTB-Poster-Klasse (RN)]

\PassOptionsToPackage{paper=a0paper}{geometry}

\newdimen\PTB@topmargin
\newdimen\PTB@leftmargin
\newdimen\PTB@default@fsize \setlength\PTB@default@fsize{41pt}
\newdimen\PTB@textsep \setlength\PTB@textsep{.5\PTB@default@fsize}

\newcommand\PTB@tempa{}
\newcommand\PTB@tempb{}
\newcommand\PTB@tempc{}
\newcommand\PTB@tempd{}
\newcommand\PTB@tempe{}

\DeclareOption{portrait}{%
  \setlength\PTB@leftmargin{0.5\dimexpr 841mm-780mm}
  \setlength\PTB@topmargin{228mm}
  \edef\PTB@tempa{\noexpand\PassOptionsToPackage{portrait,
    textwidth=\the\dimexpr780mm-2\PTB@textsep,
    textheight=\the\dimexpr880mm-2\PTB@textsep,hcentering,
    top=\the\dimexpr\PTB@topmargin-\PTB@textsep}{geometry}}
  \PTB@tempa
}
\DeclareOption{landscape}{%
  \setlength\PTB@leftmargin{0.5\dimexpr 1189mm-1130mm}
  \setlength\PTB@topmargin{228mm}
  \edef\PTB@tempa{\noexpand\PassOptionsToPackage{landscape,
    textwidth=\the\dimexpr1130mm-2\PTB@textsep,
    textheight=\the\dimexpr550mm-2\PTB@textsep,hcentering,
    top=\the\dimexpr\PTB@topmargin-\PTB@textsep}{geometry}}
  \PTB@tempa
}

\DeclareOption{sanserif}{% experimentell! Besser: luaTeX/xeTeX
  \AtEndOfClass{%
    \renewcommand\familydefault{\sfdefault}
    \RequirePackage{sfmath}
  }
}
\DeclareOption{serif}{%
  \AtEndOfClass{%
    \renewcommand\familydefault{\rmdefault}
  }
}

\newcommand*\scaleFontSizes[1]{%
  \@ovri=\PTB@default@fsize %
  \changefontsizes{#1\@ovri}%
}

%%%\PassOptionsToClass{fontsize=\the\PTB@default@fsize}{scrartcl}

\ExecuteOptions{portrait,ngerman,serif}
\ProcessOptions\relax
\LoadClass{scrartcl}

\scaleFontSizes{1}% Werte nahe 1 sind empfohlen.

\RequirePackage[columnsep=2.5em]{geometry}

\RequirePackage[svgnames]{xcolor}
\RequirePackage[newcommands,newparameters]{ragged2e}% ???
\RequirePackage{multicol,graphicx}