% fancystep.tex,v 1.3 2003/05/19 15:28:45 stephanlehmke Exp
%  
% TeXPower bundle - dynamic online presentations with LaTeX
% Copyright (C) 1999-2002 Stephan Lehmke
% 
% This program is free software; you can redistribute it and/or
% modify it under the terms of the GNU General Public License
% as published by the Free Software Foundation; either version 2
% of the License, or (at your option) any later version.
% 
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
% GNU General Public License for more details.
%
\documentclass[KOMA,letterpaper,landscape,display,calcdimensions]{powersem}

\usepackage{graphicx}

\usepackage{soul}

\usepackage{palatino}

\usepackage[pdfpagemode={FullScreen}]{hyperref}
\usepackage{fixseminar}
\usepackage[whitebackground]{texpower}

\slidesmag{5}

\slideframe{none}
\pagestyle{empty}

\renewcommand{\slideleftmargin}{2cm}
\renewcommand{\sliderightmargin}{2cm}
\renewcommand{\slidetopmargin}{2cm}
\renewcommand{\slidebottommargin}{2cm}

\newcounter{nosteps}
\setcounter{nosteps}{100}
\newcounter{mycount}

\makeatletter
\DeclareRobustCommand*\appearI[1]
{%
  \SOUL@setup
  \def\SOUL@everytoken{\makebox[\widthof{\the\SOUL@token\SOUL@setkern\SOUL@charkern}]{\scalebox{#1}{\the\SOUL@token\SOUL@setkern\SOUL@charkern}}}%
  \SOUL@%
  }%
\DeclareRobustCommand*\appearII[1]
{%
  \SOUL@setup
  \def\SOUL@everytoken{\makebox[\widthof{\the\SOUL@token\SOUL@setkern\SOUL@charkern}*\real{#1}]{\the\SOUL@token\SOUL@setkern\SOUL@charkern}}%
  \SOUL@%
  }%
\DeclareRobustCommand*\appearIII[1]
{%
  \SOUL@setup
  \def\SOUL@everyspace{\rule{.3em}{\fboxrule}}%
  \def\SOUL@everysyllable{\the\SOUL@syllable\SOUL@setkern\SOUL@charkern\rule{#1}{\fboxrule}}%
  \SOUL@%
  }%
\DeclareRobustCommand*\appearIV[1]
{%
  \SOUL@setup
  \def\SOUL@everytoken{\makebox[\widthof{\the\SOUL@token\SOUL@setkern\SOUL@charkern}+2em-2em*\real{#1}]{\scalebox{#1}{\setcounter{mycount}{\value{nosteps}*4-\value{nosteps}*4*\real{#1}}\rotatebox[origin=c]{\value{mycount}}{\the\SOUL@token\SOUL@setkern\SOUL@charkern}}}}%
  \SOUL@%
  }%
\makeatother

\begin{document}
\begin{slide}
  \pageDuration{1}%
  \stepwise
  {%
    \begin{center}
      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \makebox[0pt]
        {\rule{2\textwidth-2\textwidth/\value{nosteps}*\value{substep}}{0pt}`Twas brillig, and the slithy toves}%
        }

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \scalebox{\mag}{Did gyre and gimble in the wabe:}%
        }

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{5*(\value{nosteps}-\value{substep})/\value{nosteps}+1pt}%
        \makebox[0pt]{\scalebox{\mag}[1]{All mimsy were the borogoves,}}%
        }

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \colorbetween[\mag]{mycolor}{textcolor}{pagecolor}
        \textcolor{mycolor}{And the mome raths outgrabe.}%
        }

      \medskip

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \appearI{\mag}{"Beware the Jabberwock, my son!}%
        }

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \appearII{\mag}{The jaws that bite, the claws that catch!}%
        }

      \movie{\value{nosteps}}{0.01}[\pageDuration{0.01}]
      {%
        \makebox[0pt]{\appearIII{(\thenosteps pt-\thesubstep pt)*\real{1.5}}{Beware the Jubjub bird, and shun}}%
        }%
      %
      \step{\afterstep{\pageDuration{1}}Beware the Jubjub bird, and shun}

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \setcounter{mycount}{2*(\value{nosteps}-\value{substep})}%
        \strut\rotatebox[origin=c]{\value{mycount}}{\makebox[0pt]{\smash{\scalebox{\mag}{The frumious Bandersnatch!"}}}}%
        }

      \medskip

      \movie*{\value{nosteps}}{0.01}[\pageDuration{1}]
      {%
        \mkfactor{\mag}{\value{substep}/\value{nosteps}}%
        \hspace*{\fill}%
        \emph
        {%
          \rlap
          {%
            \makebox[\widthof{Lewis Carroll}]
            {\rule{5cm-5cm/\value{nosteps}*\value{substep}}{0pt}\strut\raisebox{1cm-1cm/\value{nosteps}*\value{substep}}[0pt][0pt]{\appearIV{\mag}{Lewis Carroll}}}%
            }%
          \rlap
          {%
            \makebox[\widthof{Lewis Carroll}]
            {\strut\raisebox{1.5cm-1.5cm/\value{nosteps}*\value{substep}}[0pt][0pt]{\appearIV{\mag}{Lewis Carroll}}\rule{4cm-4cm/\value{nosteps}*\value{substep}}{0pt}}%
            }%
          \rlap
          {%
            \makebox[\widthof{Lewis Carroll}]
            {\rule{3cm-3cm/\value{nosteps}*\value{substep}}{0pt}\strut\raisebox{-.5cm+.5cm/\value{nosteps}*\value{substep}}[0pt][0pt]{\appearIV{\mag}{Lewis Carroll}}}%
            }%
          \makebox[\widthof{Lewis Carroll}]
          {\strut\raisebox{-1cm+1cm/\value{nosteps}*\value{substep}}[0pt][0pt]{\appearIV{\mag}{Lewis Carroll}}\rule{6cm-6cm/\value{nosteps}*\value{substep}}{0pt}}%
          }%
        }
    \end{center}
    }
\end{slide}
\end{document}