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alg.sty 7.27 KB
1fbcbd399   Thiago César   first commit
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  %%
  %% This is file `alg.sty',
  %% generated with the docstrip utility.
  %%
  %% The original source files were:
  %%
  %% alg.dtx  (with options: `package')
  %% 
  %% IMPORTANT NOTICE:
  %% 
  %% For the copyright see the source file.
  %% 
  %% Any modified versions of this file must be renamed
  %% with new filenames distinct from alg.sty.
  %% 
  %% For distribution of the original source see the terms
  %% for copying and modification in the file alg.dtx.
  %% 
  %% This generated file may be distributed as long as the
  %% original source files, as listed above, are part of the
  %% same distribution. (The sources need not necessarily be
  %% in the same archive or directory.)
  \def\filedate{13 March 2001}
  %% alg.dtx
  %% Copyright (c) 1995, 1999, 2001 Staffan Ulfberg
  \NeedsTeXFormat{LaTeX2e}[1996/12/01]
  \ProvidesPackage{alg}
           [2001/02/12]
  \RequirePackage{float, ifthen}
  
  ewlength{\algleftmarginwidth}\setlength{\algleftmarginwidth}{.5in}
  
  ewlength{\algrightmarginwidth}\setlength{\algrightmarginwidth}{.5in}
  
  ewlength{\alglinenowidth}\setlength{\alglinenowidth}{1.2cm}
  
  ewlength{\algtabwidth}\setlength{\algtabwidth}{.5cm}
  
  ewlength{\alg@fromleft}
  
  ewlength{\alg@tmplen}
  
  ewsavebox{\alg@tmpbox}
  
  ewcounter{alg@inmargin}\setcounter{alg@inmargin}{0}
  
  ewcounter{algline}
  
  ewboolean{alg@linenums}
  
  ewboolean{alg@nonumber}
  \def\alg@language{english}
  \@ifpackageloaded{babel}{
  \iflanguage{english}{\def\alg@language{english}}{}
  \iflanguage{american}{\def\alg@language{american}}{}
  %\iflanguage{swedish}{\def\alg@language{swedish}}{}
  %\iflanguage{french}{\def\alg@language{french}}{}
  %\iflanguage{german}{\def\alg@language{german}}{}}{}
  \DeclareOption{english}{\def\alg@language{english}}
  \DeclareOption{american}{\def\alg@language{american}}
  %\DeclareOption{swedish}{\def\alg@language{swedish}}
  \DeclareOption{french}{\def\alg@language{french}}
  \DeclareOption{german}{\def\alg@language{german}}
  \ProcessOptions
  \ifthenelse{\equal{\alg@language}{english}}{
  \def\alg@floatname{Algorithm}
  \def\alg@listname{List of Algorithms}
  \def\alg@descname{Description}
  \def\alg@inputname{Input}
  \def\alg@outputname{Output}}{}
  \ifthenelse{\equal{\alg@language}{american}}{
  \def\alg@floatname{Algorithm}
  \def\alg@listname{List of Algorithms}
  \def\alg@descname{Description}
  \def\alg@inputname{Input}
  \def\alg@outputname{Output}}{}
  \ifthenelse{\equal{\alg@language}{swedish}}{
  \def\alg@floatname{Algoritm}
  \def\alg@listname{Algoritmer}
  \def\alg@descname{Beskrivning}
  \def\alg@inputname{Input}
  \def\alg@outputname{Output}}{}
  \ifthenelse{\equal{\alg@language}{french}}{
  \def\alg@floatname{Algorithme}
  \def\alg@listname{Liste des algorithmes}
  \def\alg@descname{Description}
  \def\alg@inputname{Entr\'{e}e}
  \def\alg@outputname{Sortie}}{}
  \ifthenelse{\equal{\alg@language}{german}}{
  \def\alg@floatname{Algorithmus}
  \def\alg@listname{Algorithmenverzeichnis}
  \def\alg@descname{Beschreibung}
  \def\alg@inputname{Eingabe}
  \def\alg@outputname{Ausgabe}}{}
  
  ewcommand\floatc@alg[2]{{\bfseries\rmfamily
     \hspace{\algleftmarginwidth}#1:} #2\par}
  
  ewcommand\fs@alg{
     \let\@fs@capt\floatc@alg
     \def\@fs@pre{}\def\@fs@post{}\def\@fs@mid{\vspace{3pt}}
     \let\@fs@iftopcapt\iftrue}
  \floatstyle{alg}
  
  ewfloat{algorithmfloat}{h}{loa}
  \floatname{algorithmfloat}{\alg@floatname}
  
  ewcommand{\listofalgorithms}{\listof{algorithmfloat}{\alg@listname}}
  
  ewcommand{\alg@margin} {
     \ifthenelse{\value{alg@inmargin}=0} {
         \advance\leftskip\algleftmarginwidth
         \advance\rightskip\algrightmarginwidth
         \alg@fromleft=\leftskip
     } {}
     \stepcounter{alg@inmargin}
     \parskip=0cm\parindent=0cm
  }
  
  ewcommand{\alg@unmargin} {
     \setcounter{alg@inmargin}{0}%
     \advance\leftskip-\algleftmarginwidth%
     \advance\rightskip-\algrightmarginwidth%
  }
  
  ewenvironment{algorithm}[1][H] {
     \begin{algorithmfloat}[#1]\alg@margin
  } {
     \alg@unmargin\end{algorithmfloat}
  }
  
  ewenvironment{alg@tab}[1] {
     \setboolean{alg@nonumber}{false}%
     \ifthenelse{\value{alg@inmargin}=0} {\vskip\baselineskip}{}
     \alg@margin
     \let\\=\alg@cr
     \catcode`\^^M=10
     \setcounter{algline}{0}\refstepcounter{algline}
     \advance\leftskip#1
     \alg@putlineno\ignorespaces
  } {
     \setbox\alg@tmpbox=\lastbox
     \ifhbox\alg@tmpbox{\vskip-\baselineskip}\else\par\fi
     \alg@unmargin
     \ifthenelse{\value{alg@inmargin}=0}{\vskip\baselineskip}{}
  }
  
  ewenvironment{algtab}[1][\alglinenowidth] {
     \setboolean{alg@linenums}{true}\begin{alg@tab}{#1}
  } {\end{alg@tab}}
  
  ewenvironment{algtab*}[1][0cm] {
     \setboolean{alg@linenums}{false}\begin{alg@tab}{#1}
  } {\end{alg@tab}}
  
  ewcommand{\alg@kill}{\setbox\alg@tmpbox=\lastbox%
     \ifvoid\alg@tmpbox\PackageError{alg}{Attempt to remove label
        in middle of line}\fi}
  
  ewcommand{\algbegin}[1][\algtabwidth]{\advance\leftskip#1%
     \alg@kill\alg@putlineno\ignorespaces}
  
  ewcommand{\algend}[1][\algtabwidth]{\advance\leftskip-1#1%
     \alg@kill\alg@putlineno\ignorespaces}
  
  ewcommand{\algnonumber}{\alg@kill\alg@putlabel{}%
     \setboolean{alg@nonumber}{true}\ignorespaces}
  
  ewcommand{\alg@cr}{\par\refstepcounter{algline}%
     \setboolean{alg@nonumber}{false}\alg@putlineno\ignorespaces}
  
  ewcommand{\alg@putlineno} {%
     \ifthenelse{\boolean{alg@linenums}} {%
        \ifthenelse{\boolean{alg@nonumber}}{\alg@putlabel{}} {%
           \alg@putlabel{(\arabic{algline})}}}%
        {\alg@putlabel{}}}
  
  ewcommand{\alg@putlabel}[1]{{%
        \alg@tmplen=\leftskip \advance\alg@tmplen-\alg@fromleft%
        \makebox[0cm][r]{\makebox[\alg@tmplen][l]{#1}}}}
  
  ewcommand{\algdescript}[1]{\alg@margin\textbf{\alg@descname: }#1\par}
  
  ewcommand{\alginout}[2]{\alg@margin\textbf{\alg@inputname: }#1\par
     \textbf{\alg@outputname: }#2\par}
  
  ewcommand{\algname}[2]{\alg@margin\textsc{#1}(#2)\par}
  
  ewcommand{\alglabel}[1]{%
     \ifthenelse{\boolean{alg@linenums}}{%
        \label{#1}}{\alg@kill\alg@putlabel{#1}}\ignorespaces}
  
  ewcommand{\algref}[1]{\ifthenelse{\boolean{alg@linenums}}%
     {\ref{#1}}{#1}}
  
  ewcommand{\algand}{\mbox{\textbf{and }}}
  
  ewcommand{\algbreak}{\textbf{break}}
  
  ewcommand{\algcall}[2]{\textsc{#1}(#2)}
  
  ewcommand{\algcase}[1]{\algend\textbf{case} #1\\\algbegin}
  
  ewcommand{\algcontinue}{\textbf{continue}}
  
  ewcommand{\algdefault}{\algend\textbf{default}\\\algbegin}
  
  ewcommand{\algelse}{\algend\textbf{else}\\\algbegin}
  
  ewcommand{\algelseif}[1]{\algelsif{#1}}
  
  ewcommand{\algelsif}[1]{\algend\textbf{else if} #1\\\algbegin}
  
  ewcommand{\algerror}{\textbf{error }}
  
  ewcommand{\algfalse}{\mbox{\textbf{false }}}
  
  ewcommand{\algforto}[2]{\textbf{for} #1 \textbf{to} #2\\\algbegin}
  
  ewcommand{\algforeach}[1]{\textbf{foreach} #1\\\algbegin}
  
  ewcommand{\alggoto}{\textbf{goto~}}
  
  ewcommand{\algif}[1]{\textbf{if} #1\\\algbegin}
  
  ewcommand{\algifthen}[2]{\textbf{if} #1 \textbf{then} #2\\}
  
  ewcommand{\algifthenelse}[3]{\setbox\alg@tmpbox=
     \hbox{\textbf{if} #1 }\copy\alg@tmpbox\textbf{then} #2\\
     \settowidth{\alg@tmplen}{\box\alg@tmpbox}%
     \algbegin[\alg@tmplen]\textbf{else} #3\\ \algend[\alg@tmplen]}
  
  ewcommand{\algnot}{\mbox{\textbf{not }}}
  
  ewcommand{\algor}{\mbox{\textbf{or }}}
  
  ewcommand{\algpardo}{\mbox{\textbf{pardo}}}
  
  ewcommand{\algprint}{\textbf{print }}
  
  ewcommand{\algrepeat}{\textbf{repeat}\\\algbegin}
  
  ewcommand{\algreturn}{\textbf{return~}}
  
  ewcommand{\algswitch}[1]{\textbf{switch} #1\\\algbegin}
  
  ewcommand{\algtrue}{\mbox{\textbf{true }}}
  
  ewcommand{\alguntil}[1]{\algend\textbf{until} #1\ \\}
  
  ewcommand{\algwhile}[1]{\textbf{while} #1\\\algbegin}
  \endinput
  %%
  %% End of file `alg.sty'.