%%% Copyright   Ulf A. Lindgren
%%%
%%% Note        Premission is granted to modify this file under
%%%             the condition that it is saved using another
%%%             file and package name.
%%%
%%% Revision    1.1 (1997)
%%%
%%%             Jan. 8th Modified package name base date option
%%%             Jan. 22th Modified FmN and FmTi for error in book.cls
%%%                  \MakeUppercase{#}->{\MakeUppercase#}
%%%             Apr. 6th Modified Lenny option to prevent undesired
%%%                  skip of line.
%%%             Nov. 8th Fixed \@chapapp for AMS
%%%
%%% Revision    1.2 (1998)
%%%
%%%             Feb. 11th Fixed appendix problem related to Bjarne
%%%             Aug. 11th Fixed problem related to 11pt and 12pt
%%%                  suggested by Tomas Lundberg. THANKS!
%%%
%%% Revision    1.3 (2004)
%%%             Sep. 20th problem with frontmatter, mainmatter and
%%%                  backmatter, pointed out by Lapo Mori
%%%
%%% Revision    1.31 (2004)
%%%             Sep. 21th problem with the Rejne definition streched text
%%%                  caused ugly gaps in the vrule aligned with the title
%%%                  text. Kindly pointed out to me by Hendri Adriaens
%%%
%%% Revision    1.32 (2005)
%%%             Jun. 23th compatibility problem with the KOMA class 'scrbook.cls'
%%%                  a remedy is a redefinition of '\@schapter' in
%%%                  line with that used in KOMA. The problem was pointed
%%%                  out to me by Mikkel Holm Olsen
%%%
%%% Revision    1.33 (2005)
%%%             Aug. 9th misspelled ``TWELV'' corrected, the error was pointed
%%%                  out to me by George Pearson
%%%
%%% Revision    1.34 (2007)
%%%             Added an alternative to Lenny provided by Peter
%%%             Osborne (2005-11-28)
%%%             Corrected front, main and back matter, based on input
%%%             from Bas van Gils (2006-04-24)
%%%             Jul. 30th Added Bjornstrup option provided by Jean-Marc
%%%             Francois (2007-01-05).
%%%             Reverted to \MakeUppercase{#} see rev 1.1, solved
%%%             problem with MakeUppercase and MakeLowercase pointed
%%%             out by Marco Feuerstein  (2007-06-06)


%%% Last modified   Jul. 2007

\NeedsTeXFormat{LaTeX2e}[1995/12/01]
\ProvidesPackage{fncychap}
             [2007/07/30 v1.34
                 LaTeX package (Revised chapters)]

%%%% For conditional inclusion of color
\newif\ifusecolor
\usecolorfalse



%%%% DEFINITION OF Chapapp variables
\newcommand{\CNV}{\huge\bfseries}
\newcommand{\ChNameVar}[1]{\renewcommand{\CNV}{#1}}


%%%% DEFINITION OF TheChapter variables
\newcommand{\CNoV}{\huge\bfseries}
\newcommand{\ChNumVar}[1]{\renewcommand{\CNoV}{#1}}

\newif\ifUCN
\UCNfalse
\newif\ifLCN
\LCNfalse
\def\ChNameLowerCase{\LCNtrue\UCNfalse}
\def\ChNameUpperCase{\UCNtrue\LCNfalse}
\def\ChNameAsIs{\UCNfalse\LCNfalse}

%%%%% Fix for AMSBook 971008

\@ifundefined{@chapapp}{\let\@chapapp\chaptername}{}


%%%%% Fix for Bjarne and appendix 980211

\newif\ifinapp
\inappfalse
\renewcommand\appendix{\par
  \setcounter{chapter}{0}%
  \setcounter{section}{0}%
  \inapptrue%
  \renewcommand\@chapapp{\appendixname}%
  \renewcommand\thechapter{\@Alph\c@chapter}}

%%%%% Fix for frontmatter, mainmatter, and backmatter 040920

\@ifundefined{@mainmatter}{\newif\if@mainmatter \@mainmattertrue}{}

%%%%%



\newcommand{\FmN}[1]{%
\ifUCN
   {\MakeUppercase{#1}}\LCNfalse
\else
   \ifLCN
      {\MakeLowercase{#1}}\UCNfalse
   \else #1
   \fi
\fi}


%%%% DEFINITION OF Title variables
\newcommand{\CTV}{\Huge\bfseries}
\newcommand{\ChTitleVar}[1]{\renewcommand{\CTV}{#1}}

%%%% DEFINITION OF the basic rule width
\newlength{\RW}
\setlength{\RW}{1pt}
\newcommand{\ChRuleWidth}[1]{\setlength{\RW}{#1}}

\newif\ifUCT
\UCTfalse
\newif\ifLCT
\LCTfalse
\def\ChTitleLowerCase{\LCTtrue\UCTfalse}
\def\ChTitleUpperCase{\UCTtrue\LCTfalse}
\def\ChTitleAsIs{\UCTfalse\LCTfalse}
\newcommand{\FmTi}[1]{%
\ifUCT
   {\MakeUppercase{#1}}\LCTfalse
\else
   \ifLCT
      {\MakeLowercase{#1}}\UCTfalse
   \else {#1}
   \fi
\fi}



\newlength{\mylen}
\newlength{\myhi}
\newlength{\px}
\newlength{\py}
\newlength{\pyy}
\newlength{\pxx}


\def\mghrulefill#1{\leavevmode\leaders\hrule\@height #1\hfill\kern\z@}

\newcommand{\DOCH}{%
  \CNV\FmN{\@chapapp}\space \CNoV\thechapter
  \par\nobreak
  \vskip 20\p@
  }
\newcommand{\DOTI}[1]{%
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@
    }
\newcommand{\DOTIS}[1]{%
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@
    }

%%%%%% SONNY DEF

\DeclareOption{Sonny}{%
  \ChNameVar{\Large\sf}
  \ChNumVar{\Huge}
  \ChTitleVar{\Large\sf}
  \ChRuleWidth{0.5pt}
  \ChNameUpperCase
  \renewcommand{\DOCH}{%
    \raggedleft
    \CNV\FmN{\@chapapp}\space \CNoV\thechapter
    \par\nobreak
    \vskip 40\p@}
  \renewcommand{\DOTI}[1]{%
    \CTV\raggedleft\mghrulefill{\RW}\par\nobreak
    \vskip 5\p@
    \CTV\FmTi{#1}\par\nobreak
    \mghrulefill{\RW}\par\nobreak
    \vskip 40\p@}
  \renewcommand{\DOTIS}[1]{%
    \CTV\raggedleft\mghrulefill{\RW}\par\nobreak
    \vskip 5\p@
    \CTV\FmTi{#1}\par\nobreak
    \mghrulefill{\RW}\par\nobreak
    \vskip 40\p@}
}

%%%%%% LENNY DEF

\DeclareOption{Lenny}{%

  \ChNameVar{\fontsize{14}{16}\usefont{OT1}{phv}{m}{n}\selectfont}
  \ChNumVar{\fontsize{60}{62}\usefont{OT1}{ptm}{m}{n}\selectfont}
  \ChTitleVar{\Huge\bfseries\rm}
  \ChRuleWidth{1pt}
  \renewcommand{\DOCH}{%
    \settowidth{\px}{\CNV\FmN{\@chapapp}}
    \addtolength{\px}{2pt}
    \settoheight{\py}{\CNV\FmN{\@chapapp}}
    \addtolength{\py}{1pt}

    \settowidth{\mylen}{\CNV\FmN{\@chapapp}\space\CNoV\thechapter}
    \addtolength{\mylen}{1pt}
    \settowidth{\pxx}{\CNoV\thechapter}
    \addtolength{\pxx}{-1pt}

    \settoheight{\pyy}{\CNoV\thechapter}
    \addtolength{\pyy}{-2pt}
    \setlength{\myhi}{\pyy}
    \addtolength{\myhi}{-1\py}
    \par
    \parbox[b]{\textwidth}{%
    \rule[\py]{\RW}{\myhi}%
    \hskip -\RW%
    \rule[\pyy]{\px}{\RW}%
    \hskip -\px%
    \raggedright%
    \CNV\FmN{\@chapapp}\space\CNoV\thechapter%
    \hskip1pt%
    \mghrulefill{\RW}%
    \rule{\RW}{\pyy}\par\nobreak%
    \vskip -\baselineskip%
    \vskip -\pyy%
    \hskip \mylen%
    \mghrulefill{\RW}\par\nobreak%
    \vskip \pyy}%
    \vskip 20\p@}


  \renewcommand{\DOTI}[1]{%
    \raggedright
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@}

  \renewcommand{\DOTIS}[1]{%
    \raggedright
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@}
 }

%%%%%% Peter Osbornes' version of LENNY DEF

\DeclareOption{PetersLenny}{%

% five new lengths
\newlength{\bl}                           %  bottom left   : orig \space
\setlength{\bl}{6pt}
\newcommand{\BL}[1]{\setlength{\bl}{#1}}
\newlength{\br}                           %  bottom right  : orig 1pt
\setlength{\br}{1pt}
\newcommand{\BR}[1]{\setlength{\br}{#1}}
\newlength{\tl}                           %  top left      : orig 2pt
\setlength{\tl}{2pt}
\newcommand{\TL}[1]{\setlength{\tl}{#1}}
\newlength{\trr}                           %  top right      :orig 1pt
\setlength{\trr}{1pt}
\newcommand{\TR}[1]{\setlength{\trr}{#1}}
\newlength{\blrule}                           %  top right      :orig 1pt
\setlength{\trr}{0pt}
\newcommand{\BLrule}[1]{\setlength{\blrule}{#1}}


  \ChNameVar{\fontsize{14}{16}\usefont{OT1}{phv}{m}{n}\selectfont}
  \ChNumVar{\fontsize{60}{62}\usefont{OT1}{ptm}{m}{n}\selectfont}
  \ChTitleVar{\Huge\bfseries\rm}
  \ChRuleWidth{1pt}
\renewcommand{\DOCH}{%


%%%%%%%                                   tweaks for 1--9 and A--Z
\ifcase\c@chapter\relax%
\or\BL{-3pt}\TL{-4pt}\BR{0pt}\TR{-6pt}%1
\or\BL{0pt}\TL{-4pt}\BR{2pt}\TR{-4pt}%2
\or\BL{0pt}\TL{-4pt}\BR{2pt}\TR{-4pt}%3
\or\BL{0pt}\TL{5pt}\BR{2pt}\TR{-4pt}%4
\or\BL{0pt}\TL{3pt}\BR{2pt}\TR{-4pt}%5
\or\BL{-1pt}\TL{0pt}\BR{2pt}\TR{-2pt}%6
\or\BL{0pt}\TL{-3pt}\BR{2pt}\TR{-2pt}%7
\or\BL{0pt}\TL{-3pt}\BR{2pt}\TR{-2pt}%8
\or\BL{0pt}\TL{-3pt}\BR{-4pt}\TR{-2pt}%9
\or\BL{-3pt}\TL{-3pt}\BR{2pt}\TR{-7pt}%10
\or\BL{-6pt}\TL{-6pt}\BR{0pt}\TR{-9pt}%11
\or\BL{-6pt}\TL{-6pt}\BR{2pt}\TR{-7pt}%12
\or\BL{-5pt}\TL{-5pt}\BR{0pt}\TR{-9pt}%13
\or\BL{-6pt}\TL{-6pt}\BR{0pt}\TR{-9pt}%14
\or\BL{-3pt}\TL{-3pt}\BR{3pt}\TR{-6pt}%15
\or\BL{-3pt}\TL{-3pt}\BR{3pt}\TR{-6pt}%16
\or\BL{-5pt}\TL{-3pt}\BR{-8pt}\TR{-6pt}%17
\or\BL{-5pt}\TL{-5pt}\BR{0pt}\TR{-9pt}%18
\or\BL{-3pt}\TL{-3pt}\BR{-6pt}\TR{-9pt}%19
\or\BL{0pt}\TL{0pt}\BR{0pt}\TR{-5pt}%20
\fi

\ifinapp\ifcase\c@chapter\relax%
\or\BL{0pt}\TL{14pt}\BR{5pt}\TR{-19pt}%A
\or\BL{0pt}\TL{-5pt}\BR{-3pt}\TR{-8pt}%B
\or\BL{-3pt}\TL{-2pt}\BR{1pt}\TR{-6pt}\BLrule{0pt}%C
\or\BL{0pt}\TL{-5pt}\BR{-3pt}\TR{-8pt}\BLrule{0pt}%D
\or\BL{0pt}\TL{-5pt}\BR{2pt}\TR{-3pt}%E
\or\BL{0pt}\TL{-5pt}\BR{-10pt}\TR{-1pt}%F
\or\BL{-3pt}\TL{0pt}\BR{0pt}\TR{-7pt}%G
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}%H
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}%I
\or\BL{2pt}\TL{0pt}\BR{-3pt}\TR{1pt}%J
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}%K
\or\BL{0pt}\TL{-5pt}\BR{2pt}\TR{-19pt}%L
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}%M
\or\BL{0pt}\TL{-5pt}\BR{-2pt}\TR{-1pt}%N
\or\BL{-3pt}\TL{-2pt}\BR{-3pt}\TR{-11pt}%O
\or\BL{0pt}\TL{-5pt}\BR{-9pt}\TR{-3pt}%P
\or\BL{-3pt}\TL{-2pt}\BR{-3pt}\TR{-11pt}%Q
\or\BL{0pt}\TL{-5pt}\BR{4pt}\TR{-8pt}%R
\or\BL{-2pt}\TL{-2pt}\BR{-2pt}\TR{-7pt}%S
\or\BL{-3pt}\TL{0pt}\BR{-5pt}\TR{4pt}\BLrule{8pt}%T
\or\BL{-7pt}\TL{-11pt}\BR{-5pt}\TR{-7pt}\BLrule{0pt}%U
\or\BL{-14pt}\TL{-5pt}\BR{-14pt}\TR{-1pt}\BLrule{14pt}%V
\or\BL{-10pt}\TL{-9pt}\BR{-13pt}\TR{-3pt}\BLrule{7pt}%W
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}\BLrule{0pt}%X
\or\BL{-6pt}\TL{-4pt}\BR{-7pt}\TR{1pt}\BLrule{7pt}%Y
\or\BL{0pt}\TL{-5pt}\BR{3pt}\TR{-1pt}\BLrule{0pt}%Z
\fi\fi
%%%%%%%
    \settowidth{\px}{\CNV\FmN{\@chapapp}}
    \addtolength{\px}{\tl}        %MOD change 2pt to \tl
    \settoheight{\py}{\CNV\FmN{\@chapapp}}
    \addtolength{\py}{1pt}

    \settowidth{\mylen}{\CNV\FmN{\@chapapp}\space\CNoV\thechapter}
    \addtolength{\mylen}{\trr}% MOD change 1pt to \tr
    \settowidth{\pxx}{\CNoV\thechapter}
    \addtolength{\pxx}{-1pt}

    \settoheight{\pyy}{\CNoV\thechapter}
    \addtolength{\pyy}{-2pt}
    \setlength{\myhi}{\pyy}
    \addtolength{\myhi}{-1\py}
    \par
    \parbox[b]{\textwidth}{%
    \rule[\py]{\RW}{\myhi}%
    \hskip -\RW%
    \rule[\pyy]{\px}{\RW}%
    \hskip -\px%
    \raggedright%
    \CNV\FmN{\@chapapp}\rule{\blrule}{\RW}\hskip\bl\CNoV\thechapter%MOD
%    \CNV\FmN{\@chapapp}\space\CNoV\thechapter                     %ORIGINAL
    \hskip\br%                           %MOD 1pt to \br
    \mghrulefill{\RW}%
    \rule{\RW}{\pyy}\par\nobreak%
    \vskip -\baselineskip%
    \vskip -\pyy%
    \hskip \mylen%
    \mghrulefill{\RW}\par\nobreak%
    \vskip \pyy}%
    \vskip 20\p@}


  \renewcommand{\DOTI}[1]{%
    \raggedright
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@}

  \renewcommand{\DOTIS}[1]{%
    \raggedright
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@}
 }


%


%%%%%% BJORNSTRUP DEF

\DeclareOption{Bjornstrup}{%
  \usecolortrue
  % pzc (Zapf Chancelery) is nice.  ppl (Palatino) is cool too.
  \ChNumVar{\fontsize{76}{80}\usefont{OT1}{pzc}{m}{n}\selectfont}
  \ChTitleVar{\raggedleft\Large\sffamily\bfseries}

  \setlength{\myhi}{10pt}         % Space between grey box border and text
  \setlength{\mylen}{\textwidth}
  \addtolength{\mylen}{-2\myhi}
  \renewcommand{\DOCH}{%
    \settowidth{\py}{\CNoV\thechapter}
    \addtolength{\py}{-10pt}      % Amount of space by which the
%                                  % number is shifted right
    \fboxsep=0pt%
    \colorbox[gray]{.85}{\rule{0pt}{40pt}\parbox[b]{\textwidth}{\hfill}}%
    \kern-\py\raise20pt%
    \hbox{\color[gray]{.5}\CNoV\thechapter}\\%
  }

  \renewcommand{\DOTI}[1]{%
    \nointerlineskip\raggedright%
    \fboxsep=\myhi%
    \vskip-1ex%
    \colorbox[gray]{.85}{\parbox[t]{\mylen}{\CTV\FmTi{#1}}}\par\nobreak%
    \vskip 40\p@%
  }

  \renewcommand{\DOTIS}[1]{%
    \fboxsep=0pt
    \colorbox[gray]{.85}{\rule{0pt}{40pt}\parbox[b]{\textwidth}{\hfill}}\\%
    \nointerlineskip\raggedright%
    \fboxsep=\myhi%
    \colorbox[gray]{.85}{\parbox[t]{\mylen}{\CTV\FmTi{#1}}}\par\nobreak%
    \vskip 40\p@%
  }
}


%%%%%%% GLENN DEF


\DeclareOption{Glenn}{%
  \ChNameVar{\bfseries\Large\sf}
  \ChNumVar{\Huge}
  \ChTitleVar{\bfseries\Large\rm}
  \ChRuleWidth{1pt}
  \ChNameUpperCase
  \ChTitleUpperCase
  \renewcommand{\DOCH}{%
    \settoheight{\myhi}{\CTV\FmTi{Test}}
    \setlength{\py}{\baselineskip}
    \addtolength{\py}{\RW}
    \addtolength{\py}{\myhi}
    \setlength{\pyy}{\py}
    \addtolength{\pyy}{-1\RW}

    \raggedright
    \CNV\FmN{\@chapapp}\space\CNoV\thechapter
    \hskip 3pt\mghrulefill{\RW}\rule[-1\pyy]{2\RW}{\py}\par\nobreak}

  \renewcommand{\DOTI}[1]{%
    \addtolength{\pyy}{-4pt}
    \settoheight{\myhi}{\CTV\FmTi{#1}}
    \addtolength{\myhi}{\py}
    \addtolength{\myhi}{-1\RW}
    \vskip -1\pyy
    \rule{2\RW}{\myhi}\mghrulefill{\RW}\hskip 2pt
    \raggedleft\CTV\FmTi{#1}\par\nobreak
    \vskip 80\p@}

\newlength{\backskip}
  \renewcommand{\DOTIS}[1]{%
%    \setlength{\py}{10pt}
%    \setlength{\pyy}{\py}
%    \addtolength{\pyy}{\RW}
%    \setlength{\myhi}{\baselineskip}
%    \addtolength{\myhi}{\pyy}
%    \mghrulefill{\RW}\rule[-1\py]{2\RW}{\pyy}\par\nobreak
%    \addtolength{}{}
%\vskip -1\baselineskip
%    \rule{2\RW}{\myhi}\mghrulefill{\RW}\hskip 2pt
%    \raggedleft\CTV\FmTi{#1}\par\nobreak
%    \vskip 60\p@}
%% Fix suggested by Tomas Lundberg
    \setlength{\py}{25pt}  % eller vad man vill
    \setlength{\pyy}{\py}
    \setlength{\backskip}{\py}
    \addtolength{\backskip}{2pt}
    \addtolength{\pyy}{\RW}
    \setlength{\myhi}{\baselineskip}
    \addtolength{\myhi}{\pyy}
    \mghrulefill{\RW}\rule[-1\py]{2\RW}{\pyy}\par\nobreak
    \vskip -1\backskip
    \rule{2\RW}{\myhi}\mghrulefill{\RW}\hskip 3pt %
    \raggedleft\CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@}
 }

%%%%%%% CONNY DEF

\DeclareOption{Conny}{%
  \ChNameUpperCase
  \ChTitleUpperCase
  \ChNameVar{\centering\Huge\rm\bfseries}
  \ChNumVar{\Huge}
  \ChTitleVar{\centering\Huge\rm}
  \ChRuleWidth{2pt}

  \renewcommand{\DOCH}{%
    \mghrulefill{3\RW}\par\nobreak
    \vskip -0.5\baselineskip
    \mghrulefill{\RW}\par\nobreak
    \CNV\FmN{\@chapapp}\space \CNoV\thechapter
    \par\nobreak
    \vskip -0.5\baselineskip
   }
  \renewcommand{\DOTI}[1]{%
    \mghrulefill{\RW}\par\nobreak
    \CTV\FmTi{#1}\par\nobreak
    \vskip 60\p@
    }
  \renewcommand{\DOTIS}[1]{%
    \mghrulefill{\RW}\par\nobreak
    \CTV\FmTi{#1}\par\nobreak
    \vskip 60\p@
    }
  }

%%%%%%% REJNE DEF

\DeclareOption{Rejne}{%

  \ChNameUpperCase
  \ChTitleUpperCase
  \ChNameVar{\centering\Large\rm}
  \ChNumVar{\Huge}
  \ChTitleVar{\centering\Huge\rm}
  \ChRuleWidth{1pt}
  \renewcommand{\DOCH}{%
    \settoheight{\py}{\CNoV\thechapter}
    \parskip=0pt plus 1pt % Set parskip to default, just in case v1.31
    \addtolength{\py}{-1pt}
    \CNV\FmN{\@chapapp}\par\nobreak
    \vskip 20\p@
    \setlength{\myhi}{2\baselineskip}
    \setlength{\px}{\myhi}
    \addtolength{\px}{-1\RW}
    \rule[-1\px]{\RW}{\myhi}\mghrulefill{\RW}\hskip
    10pt\raisebox{-0.5\py}{\CNoV\thechapter}\hskip 10pt\mghrulefill{\RW}\rule[-1\px]{\RW}{\myhi}\par\nobreak
     \vskip -3\p@% Added -2pt vskip to correct for streched text v1.31
    }
  \renewcommand{\DOTI}[1]{%
    \setlength{\mylen}{\textwidth}
    \parskip=0pt plus 1pt % Set parskip to default, just in case v1.31
    \addtolength{\mylen}{-2\RW}
    {\vrule width\RW}\parbox{\mylen}{\CTV\FmTi{#1}}{\vrule width\RW}\par\nobreak%
    \vskip -3pt\rule{\RW}{2\baselineskip}\mghrulefill{\RW}\rule{\RW}{2\baselineskip}%
    \vskip 60\p@% Added -2pt in vskip to correct for streched text v1.31
    }
  \renewcommand{\DOTIS}[1]{%
    \setlength{\py}{\fboxrule}
    \setlength{\fboxrule}{\RW}
    \setlength{\mylen}{\textwidth}
    \addtolength{\mylen}{-2\RW}
    \fbox{\parbox{\mylen}{\vskip 2\baselineskip\CTV\FmTi{#1}\par\nobreak\vskip \baselineskip}}
    \setlength{\fboxrule}{\py}
    \vskip 60\p@
    }
  }


%%%%%%% BJARNE DEF

\DeclareOption{Bjarne}{%
  \ChNameUpperCase
  \ChTitleUpperCase
  \ChNameVar{\raggedleft\normalsize\rm}
  \ChNumVar{\raggedleft \bfseries\Large}
  \ChTitleVar{\raggedleft \Large\rm}
  \ChRuleWidth{1pt}


%% Note thechapter -> c@chapter fix appendix bug
%% Fixed misspelled 12

  \newcounter{AlphaCnt}
  \newcounter{AlphaDecCnt}
  \newcommand{\AlphaNo}{%
    \ifcase\number\theAlphaCnt
      \ifnum\c@chapter=0
        ZERO\else{}\fi
    \or ONE\or TWO\or THREE\or FOUR\or FIVE
    \or SIX\or SEVEN\or EIGHT\or NINE\or TEN
    \or ELEVEN\or TWELVE\or THIRTEEN\or FOURTEEN\or FIFTEEN
    \or SIXTEEN\or SEVENTEEN\or EIGHTEEN\or NINETEEN\fi
}

  \newcommand{\AlphaDecNo}{%
    \setcounter{AlphaDecCnt}{0}
    \@whilenum\number\theAlphaCnt>0\do
      {\addtocounter{AlphaCnt}{-10}
       \addtocounter{AlphaDecCnt}{1}}
     \ifnum\number\theAlphaCnt=0
     \else
       \addtocounter{AlphaDecCnt}{-1}
       \addtocounter{AlphaCnt}{10}
     \fi


    \ifcase\number\theAlphaDecCnt\or TEN\or TWENTY\or THIRTY\or
    FORTY\or FIFTY\or SIXTY\or SEVENTY\or EIGHTY\or NINETY\fi
    }
  \newcommand{\TheAlphaChapter}{%

    \ifinapp
      \thechapter
    \else
      \setcounter{AlphaCnt}{\c@chapter}
      \ifnum\c@chapter<20
        \AlphaNo
      \else
        \AlphaDecNo\AlphaNo
      \fi
    \fi
    }
  \renewcommand{\DOCH}{%
    \mghrulefill{\RW}\par\nobreak
    \CNV\FmN{\@chapapp}\par\nobreak
    \CNoV\TheAlphaChapter\par\nobreak
    \vskip -1\baselineskip\vskip 5pt\mghrulefill{\RW}\par\nobreak
    \vskip 20\p@
    }
  \renewcommand{\DOTI}[1]{%
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@
    }
  \renewcommand{\DOTIS}[1]{%
    \CTV\FmTi{#1}\par\nobreak
    \vskip 40\p@
    }
}

\DeclareOption*{%
  \PackageWarning{fancychapter}{unknown style option}
  }

\ProcessOptions* \relax

\ifusecolor
  \RequirePackage{color}
\fi
\def\@makechapterhead#1{%
  \vspace*{50\p@}%
  {\parindent \z@ \raggedright \normalfont
    \ifnum \c@secnumdepth >\m@ne
      \if@mainmatter%%%%% Fix for frontmatter, mainmatter, and backmatter 040920
        \DOCH
      \fi
    \fi
    \interlinepenalty\@M
    \if@mainmatter%%%%% Fix for frontmatter, mainmatter, and backmatter 060424
      \DOTI{#1}%
    \else%
      \DOTIS{#1}%
    \fi
  }}


%%% Begin: To avoid problem with scrbook.cls (fncychap version 1.32)

%%OUT:
%\def\@schapter#1{\if@twocolumn
%                   \@topnewpage[\@makeschapterhead{#1}]%
%                 \else
%                   \@makeschapterhead{#1}%
%                   \@afterheading
%                 \fi}

%%IN:
\def\@schapter#1{%
\if@twocolumn%
  \@makeschapterhead{#1}%
\else%
  \@makeschapterhead{#1}%
  \@afterheading%
\fi}

%%% End: To avoid problem with scrbook.cls (fncychap version 1.32)

\def\@makeschapterhead#1{%
  \vspace*{50\p@}%
  {\parindent \z@ \raggedright
    \normalfont
    \interlinepenalty\@M
    \DOTIS{#1}
    \vskip 40\p@
  }}

\endinput


