magic.sty

% 
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% |  \/  | __ _  __ _(_) ___ 
% | |\/| |/ _` |/ _` | |/ __|
% | |  | | (_| | (_| | | (__ 
% |_|  |_|\__,_|\__, |_|\___|
%               |___/        


% We use spellPotency to track spell effects which are typically larger than the spell's level.
\newcounter{spellPotency}

% spellResTN is the TN to resist spells, used only in specified spells beneath creatures. For example, if someone had Air 2, resisting their spells would be TN (7 + 2) 9.
\newcounter{spellResTN}


\newcommand\mFate{%
  Fate%
  \global\settoggle{insubstantial}{true}%
  \ifnum\value{spellResTN}<8%
    \addtocounter{spellResTN}{\value{Fate}}%
  \fi%
}
\newcommand\mEarth{%
  Earth%
  \ifnum\value{spellResTN}<8%
    \addtocounter{spellResTN}{\value{Earth}}
  \fi%
}
\newcommand\mAir{%
  Air%
  \global\settoggle{insubstantial}{true}%
  \ifnum\value{spellResTN}<8%
    \addtocounter{spellResTN}{\value{Air}}
  \fi%
}
\newcommand\mFire{%
  Fire%
  \ifnum\value{spellResTN}<8%
    \addtocounter{spellResTN}{\value{Fire}}
  \fi%
  \addtocounter{spellPotency}{-1}%
}
\newcommand\mWater{%
  Water%
  \ifnum\value{spellResTN}<8%
    \addtocounter{spellResTN}{\value{Water}}
  \fi%
}

% 1 = Name
% 2 = Spheres
% 3 = Action
% 4 = Enhancements
% 5 = Resistance
% 6 = Description
% 7 = Longer notes

\newcommand{\spell}[7]{
  \global\settoggle{distant}{false}%
  \global\settoggle{duplicated}{false}%
  \global\settoggle{insubstantial}{false}%
  \setcounter{spelllevel}{1}%
  \foreach \s in {#4}{%
    \stepcounter{spelllevel}%
  }%
  \setcounter{spellPotency}{\value{spelllevel}}%
    \addtocounter{spellPotency}{3}%
  \setcounter{spellResTN}{7}%
  \iftoggle{genExamples}{
    \subsubsection{#1}%
    \label{#1}%

    {\sffamily(#4%
    \ifnum\value{spelllevel}>1~\fi #3
    #2)}
    Cost:~\arabic{spelllevel},
    \setRange%
    Range:~\spellRange
    \setArea%
    \iftoggle{duplicated}{%
      \ignorespaces, Targets:~\spellArea, %
    }{}%
    \afterparnoindent

    #7

    \ifdefparam{#5}{
      The \glsentrytext{tn} equals 7 plus the target's #5.
    }{
      The \glsentrytext{tn} equals 7, with modifiers for #5.
    }

    \vphantom{\dmg{spellPotency}}
    \index[spells]{\textbf{#1}: #6 (Cost: \arabic{spelllevel}, Range:~\spellRange\iftoggle{duplicated}{, Targets: \spellArea}{})}
  }{
    \item[\textbf{#1}]%
    \vphantom{\dmg{spellPotency}}%
    \vphantom{#4}%
    \vphantom{#2}%
    \setArea%
    \setRange%
    \ifdefparam{#5}{%
      Roll #5, \tn[\arabic{spellResTN}], or #6.
    }{
      \MakeUppercase#6.
    }
    (Spheres:~#2, Cost:~\arabic{spelllevel}, Range: \spellRange\iftoggle{duplicated}{, Targets: \spellArea}{})
  }
}

\newcommand\spellRange{}
\newcommand\setRange{%
  \iftoggle{distant}%
    {%
      \ifcase\value{spelllevel}\relax%
      \renewcommand\spellRange{Error}%
      \or%
      \renewcommand\spellRange{Error}%
      \or%
        \renewcommand\spellRange{throwing distance}%
      \or%
        \renewcommand\spellRange{shouting distance}%
      \or%
        \renewcommand\spellRange{horizon}%
      \else%
        \renewcommand\spellRange{line of sight}%
      \fi%
    }%
    {%
      \setcounter{track}{20}%
      \Repeat{\arabic{spelllevel}}{\addtocounter{track}{-4}}%
      \ifnum\value{track}<1%
        \renewcommand\spellRange{touch}%
      \else%
        \renewcommand\spellRange{\arabic{track}~steps}%
      \fi%
    }%
}


%%%
\newcommand\spellArea{}
\newcounter{spellArea}

\newcommand\setArea{%
  \setcounter{spellArea}{\value{spelllevel}}%
  \multiply\value{spellArea} by \value{spelllevel}%
  \iftoggle{insubstantial}{%
    \multiply\value{spellArea} by \value{spelllevel}%
    \addtocounter{spellArea}{0}%
  }{}%
  \renewcommand\spellArea{%
    \arabic{spellArea}%
  }%
}

%%%

\newtoggle{insubstantial}
  \settoggle{insubstantial}{false}
\newtoggle{distant}
  \settoggle{distant}{false}
\newtoggle{duplicated}
  \settoggle{duplicated}{false}

\newcommand\detailed{Detailed}

\newcommand\duplicated{%
  \global\settoggle{duplicated}{true}%
  Duplicated%
}

\newcommand\divergent{Divergent}

\newcommand\distant{%
  \global\settoggle{distant}{true}%
  Distant%
}

\newcommand\rollConv{\arabic{numberofdice}D6\ifnum\value{damagebonus}<0\arabic{damagebonus}\else\ifnum\value{damagebonus}>0+\arabic{damagebonus}\fi\fi}

\newcommand{\magicitem}[7]{%
  \vspace{1em}\needspace{1em}\noindent\textbf{#1}%
  \index{Magical Item!#1}

  \noindent
  \textit{Spells: #2, }%
  \textit{Path: #3, }%
  \textit{Duration: #4, }%
  \textit{Type: #5, }%
  \textit{Potency: +#6, }%
  \textit{MP: #7}%
  % Type can be 'Pocket Spell', 'Talisman', or 'Artefact'.
  \needspace{2em}%
}

\newcommand{\manalake}[8]{
  \subsection{#1 (Level #8)}

  \textit{Spells: #2, }\textit{Path: #3, }\textit{Duration: #4, }\textit{Type: #5, }\textit{Potence: #6, }\textit{#7 MP}% Type can be 'pocket spell', 'magical item', or 'artefact'.
  \index{Mana Lakes!#1}
  \vspace{.3em}
}

\newcommand\creatureSpells[1]{
  \begin{description}
    \settoggle{genExamples}{false}
    \foreach \s in {#1}{
      \input{config/spells/\s.tex}
    }
  \end{description}
}

\newcommand\showSpells[1]{
    \needspace{3em}\bigLine
    \settoggle{genExamples}{true}
    \foreach \s in {#1}{
      \input{config/spells/\s.tex}
    }
    \bigLine
}