%   sheet.sty
\RequirePackage{ifthen}

\newcounter{i}
\newcommand{\ps@sheet}
{\setlength{\headheight}{-0.8cm}
 \renewcommand{\@oddhead}{\unitlength=1cm
  \begin{picture}(0,0)(3,25)
  \begin{picture}(19,27)
  \put(0,0){\framebox(19,27){}}
  \put(0.5,0.5){\framebox(18,26){}}
  \linethickness{2pt}\put(9,0.5){\framebox(9.5,4){}}
  \thinlines
  \put(9.2,4.2){\makebox(0,0.3)[l]{\small Schema}}
  \put(13.5,0.5){\line(0,1){4}}
  \put(13.5,1.5){\line(1,0){5}}
  \put(13.5,2.5){\line(1,0){5}}
  \put(13.5,3.5){\line(1,0){5}}
  \put(13.7,4.2){\makebox(0,0.3)[l]{\small Blatt}}
  \put(13.7,3.2){\makebox(0,0.3)[l]{\small Datum}}
  \put(13.7,2.2){\makebox(0,0.3)[l]{\small Kontrolle}}
  \ifthenelse{\equal{\@schema}{}}
    {}
  {\put(9.2,0.7){\makebox(0,3.6)[l]
      {\large\bfseries \@schema}}}
  \ifthenelse{\equal{\@blatt}{}}
    {}
    {\put(13.7,3.6){\makebox(0,0.8)[l]
      {\large\bfseries \@blatt}}}
  \ifthenelse{\equal{\@datum}{}}
    {}
    {\put(13.7,2.6){\makebox(0,0.8)[l]
      {\large\bfseries \@datum}}}
  \ifthenelse{\equal{\@kontrolle}{}}
    {}
    {\put(13.7,1.6){\makebox(0,0.8)[l]
      {\large\bfseries \@kontrolle}}}
  % vertikal: Buchstaben
  \setcounter{i}{1}
  \multiput(0,0.5)(0,2){13}{
    \multiput(0,0)(18.5,0){2}
        {\makebox(0.5,2){\Alph{i}}%
      \line(-1,0){0.5}}
      \stepcounter{i}}
  \put(0,26.5){\line(1,0){0.5}}
  \put(18.5,26.5){\line(1,0){0.5}}
  % Horizontal Ziffern
  \setcounter{i}{1}
  \multiput(0.5,0)(2,0){9}{
    \multiput(0,0)(0,26.5){2}
        {\makebox(2,0.5){\arabic{i}}
      \line(0,1){0.5}}
      \stepcounter{i}}
  \put(0.5,0){\line(0,1){0.5}}
  \put(0.5,26.5){\line(0,1){0.5}}
  \end{picture}
  \end{picture}
}
\renewcommand{\@oddfoot}{}
\renewcommand{\@evenhead}{}
\renewcommand{\@evenfoot}{}
}
\newcommand{\sheet}[1]{\def\@blatt{#1}}
\newcommand{\@blatt}{}
\newcommand{\controller}[1]{\def\@kontrolle{#1}}
\newcommand{\@kontrolle}{}
\newcommand{\dateofsheet}[1]{\def\@datum{#1}}
\newcommand{\@datum}{\today}
\newcommand{\descript}[1]{\def\@schema{#1}}
\newcommand{\@schema}{}