LaTeX2Anki/MathCloze.sty at main · TentativeConvert/LaTeX2Anki · GitHub

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\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{latex2anki}
\newif\ifplastex
\RequirePackage{amsmath,amssymb}% note that amssym includes amsfonts
\ifplastex\else\RequirePackage{xcolor}\fi
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifplastex\else
  \RequirePackage[a4paper]{geometry}
  \geometry{paperwidth=.5\paperwidth,paperheight=.25\paperheight,left=2em,right=2em,bottom=1em,top=2em}
  \pagestyle{empty}
  \setlength{\parindent}{0in}
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\ifplastex
\newenvironment{note}[1]{}{}
\newcommand{\field}{
((FIELDSEPARATOR))
}
\newcommand{\cloze}[1]{((CLOZE#1))}
\newcommand{\hint}{((HINT))}
\newcommand{\clend}{((CLEND))}
\else
\newcounter{fieldcounter}
\newcounter{notecounter}%only for debugging
\newif\ifnote\notefalse
\newif\iffield\fieldfalse
\newif\ifcloze\clozefalse
\newif\ifhint\hintfalse
\newcommand{\field}{%
  %%% syntax error detection:
  \ifcloze%
      \PackageError{latex2anki}{unclosed cloze (missing clend command before field command)}{}%
  \fi%
  \ifnote\else%
    \PackageError{latex2anki}{field command can only be used in note environment}{}%
  \fi
  \fieldtrue
  %%%
  \ifcase\value{fieldcounter}%
    \par\bigskip
    \bfseries
    % Titel
  \or%
    \par\bigskip
    \mdseries
    % Prompt
  \or%
    \par\bigskip
    \textit{Background info:}
    % Zusatz
  \or%
    \par\bigskip
    \vfill
    \hfill \color{gray}%Kapitelname
  \or%
    -- %Def/Satz/Bsp
  \or%
    % Nummer
  \else
    %%% syntax error detection:
    \PackageError{latex2anki}{note environment has more than 6 fields}{}%
    %%%
  \fi
  \stepcounter{fieldcounter}%
}

\newenvironment{note}[1]{%
  \stepcounter{notecounter}%
  \PackageInfo{latex2anki}{((BEGINNOTE \arabic{notecounter}))}%
  %%% syntax error detection:
  \notetrue%
  %%%
  \setcounter{fieldcounter}{0}%
  %\pagecolor{yellow}%
  \color{black}%
  \begin{samepage}%
    {\tiny%
      \par\noindent\rule{\textwidth}{0.8pt}%
      \par\texttt{\parbox[t]{\textwidth}{#1}}%uuid
    }%
  }{%
  \end{samepage}%
  %%% syntax error detection:
  \ifcloze%
    \PackageError{latex2anki}{unclosed cloze (missing clend command before end of note)}{}%
  \fi%
  \notefalse%
  \fieldfalse%
  %%%
  \clearpage%
}

\newcommand{\cloze}[1]{%
  \ifmmode
    \text{\textbf{\textcolor{gray}{\{}}}%
  \else
    \textbf{\textcolor{gray}{\{}}%
  \fi
  %%% syntax error detection:
  \ifcloze
    \PackageError{latex2anki}{unclosed cloze (missing clend command next cloze)}{}%
  \fi
  \iffield\else%
    \PackageError{latex2anki}{missing field command before cloze command}
  \fi
  \clozetrue%
  %%%
  \ifcase\numexpr#1-1\relax%
    \color{blue}%
  \or%
    \color{green}%
  \or%
    \color{purple}%
  \or%
    \color{pink}%
  \else%
    \color{gray}%
  \fi%
}
\newcommand{\hint}{%
  %%% syntax error detection:
  \ifcloze\else%
    \PackageInfo{latex2anki}{Possibly misplaced hint command: is this hint between a cloze and a clend?}{}%
  \fi%
  \ifhint%
    \PackageError{latex2anki}{misplaced hint command: cloze cannot have more than one hint}{}%
  \fi%
  \hinttrue%
  %%%
  \color{gray}
  \ifmmode
    \text{\textbf{\textcolor{gray}{~:~}}}%
  \else
    \textbf{\textcolor{gray}{~:~}}%
  \fi
}
\newcommand{\clend}{%
  %%% syntax error detection:
  \ifcloze\else
    \PackageInfo{latex2anki}{Possibly misplaced clend command: is there a cloze to close here?}{}%
  \fi
  \clozefalse%
  \hintfalse%
  %%%
  % Need to end in text mode when called within text mode,
  % otherwise \clend causes spacing issues when used at the end
  % of a paragraph.  This is the reason I employ \ifmmmode here.
  \ifmmode
    \text{\textbf{\textcolor{gray}{\}}}}%
  \else
    \textbf{\textcolor{gray}{\}}}%
  \fi
  \color{black}%
}
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%