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\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{argumentation}[2024/05/03 Argumentation]
% Author: Lars Bengel
% E-Mail: lars.bengel@fernuni-hagen.de
% Version: 1.1
% Date: 2023/12/03
% License: LaTeX Project Public License 1.3c
%%%%%%%%%%% Package Requirements %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\RequirePackage{amsbsy,amsmath} % For proper bold letters in math mode
\RequirePackage{pgfopts} % For managing package options
\RequirePackage{tikz} % For drawing the argumentation frameworks
\usetikzlibrary{positioning} % For relative node positioning
\usetikzlibrary{arrows.meta} % For directed edges / attack arrows
\usetikzlibrary{arrows} % For directed edges / attack arrows
\usetikzlibrary{decorations.markings} % For creating the support edge markings
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%% Package Tikz Style Definitions %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\newcounter{argument}
%\newcommand{\argument}{\relax}
\newcommand{\argstyle}[1]{#1} % Defines the font style in which argument names are displayed
%%% Argument Style Definitions
\tikzset{ % global base styles
argument size/.style={minimum size=0.7cm}, % Standard size of argument nodes
argument/.style={}, % Base style for argument nodes
argument standard/.style={circle,draw=black,inner sep=0,outer sep=0, argument size},
argument large/.style={circle,draw=black,inner sep=0,outer sep=0, argument size, font=\large},
argument thick/.style={circle,draw=black,inner sep=0,outer sep=0, argument size, thick},
}
%%% Attack/Support Edge Definitions
\tikzset{ % global base styles
attack/.style={}, % Base style for attack arrow
attack standard/.style={-{stealth'}}, % Standard attack arrow
attack large/.style={-{Stealth[scale=1.25]}}, % Larger arrow tip
attack modern/.style={-{To[sharp,length=0.9mm,line width=0.7pt]}}, % Mordern rightarrow style tip
support/.style={},
support standard/.style = {attack, postaction = {decorate,decoration={markings,mark=at position 0.36 with {\draw[-] (0,-0.1) -- (0.1,0.1);}}}}, % Standard support arrow
support dashed/.style={attack,densely dashed},
support double/.style={-{Classical TikZ Rightarrow},double},
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%% Package Options %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% Options for style of the argument node itself
\pgfkeys{/tikz/.cd,
argumentstyle/.is choice,
argumentstyle/standard/.code={\tikzset{argument/.style={argument standard}}},
argumentstyle/large/.code={\tikzset{argument/.style={argument large}}},
argumentstyle/thick/.code={\tikzset{argument/.style={argument thick}}},
}
\pgfkeys{/argumentation/.cd,
.unknown/.code={},
argumentstyle/.is choice,
argumentstyle/standard/.code={\tikzset{argument/.style={argument standard}}},
argumentstyle/large/.code={\tikzset{argument/.style={argument large}}},
argumentstyle/thick/.code={\tikzset{argument/.style={argument thick}}},
argumentstyle=standard,
}
%%% Options for the style of the attack edges
\pgfkeys{/tikz/.cd,
attackstyle/.is choice,
attackstyle/standard/.code={\tikzset{attack/.style={attack standard}}},
attackstyle/large/.code={\tikzset{attack/.style={attack large}}},
attackstyle/modern/.code={\tikzset{attack/.style={attack modern}}},
attackstyle=standard,
}
\pgfkeys{/argumentation/.cd,
attackstyle/.is choice,
attackstyle/standard/.code={\tikzset{attack/.style={attack standard}}},
attackstyle/large/.code={\tikzset{attack/.style={attack large}}},
attackstyle/modern/.code={\tikzset{attack/.style={attack modern}}},
attackstyle=standard,
}
%%% Options for the style of the support edges
\pgfkeys{/tikz/.cd,
supportstyle/.is choice,
supportstyle/standard/.code={\tikzset{support/.style={support standard}}},
supportstyle/dashed/.code={\tikzset{support/.style={support dashed}}},
supportstyle/double/.code={\tikzset{support/.style={support double}}},
supportstyle=standard,
}
\pgfkeys{/argumentation/.cd,
supportstyle/.is choice,
supportstyle/standard/.code={\tikzset{support/.style={support standard}}},
supportstyle/dashed/.code={\tikzset{support/.style={support dashed}}},
supportstyle/double/.code={\tikzset{support/.style={support double}}},
supportstyle=standard,
}
%%% Options for the automatic text formatting for the argument names
\pgfkeys{/tikz/.cd,
namestyle/.is choice,
namestyle/none/.code={\renewcommand{\argstyle}[1]{##1}},
namestyle/math/.code={\renewcommand{\argstyle}[1]{\ensuremath{##1}}},
namestyle/italics/.code={\renewcommand{\argstyle}[1]{\ensuremath{\mathit{\text{##1}}}}},
namestyle/bold/.code={\renewcommand{\argstyle}[1]{\ensuremath{\boldsymbol{\text{##1}}}}},
namestyle/monospace/.code={\renewcommand{\argstyle}[1]{\ensuremath{\mathtt{\text{##1}}}}},
namestyle=none,
}
\pgfkeys{/argumentation/.cd,
namestyle/.is choice,
namestyle/none/.code={\renewcommand{\argstyle}[1]{##1}},
namestyle/math/.code={\renewcommand{\argstyle}[1]{\ensuremath{##1}}},
namestyle/italics/.code={\renewcommand{\argstyle}[1]{\ensuremath{\mathit{##1}}}},
namestyle/bold/.code={\renewcommand{\argstyle}[1]{\ensuremath{\boldsymbol{\text{##1}}}}},
namestyle/monospace/.code={\renewcommand{\argstyle}[1]{\ensuremath{\mathtt{##1}}}},
namestyle=none,
}
%%% Options for automatic indexing (and naming) of argument nodes
\NewDocumentCommand { \argument } {} {\relax}
\pgfkeys{/argumentation/.cd,
indexing/.is choice,
indexing/none/.code={
\RenewDocumentCommand { \argument } {O{} r() m dat d()} {
\IfNoValueTF {##5}{%
\node[argument size,argument,##1](##2) {\argstyle{##3}};
}{%
\node[argument size,argument,##1](##2) at (##5) {\argstyle{##3}};
}
}
},
indexing/numeric/.code={
\RenewDocumentCommand { \argument } {O{} d() m dat d()} {
\stepcounter{argument}
\IfNoValueTF {##2}{%
\IfNoValueTF {##5}{%
\node[argument size,argument,##1](a\arabic{argument}) {\argstyle{##3}};
}{%
\node[argument size,argument,##1](a\arabic{argument}) at (##5) {\argstyle{##3}};
}
}{%
\IfNoValueTF {##5}{%
\node[argument size,argument,##1](##2) {\argstyle{##3}};
}{%
\node[argument size,argument,##1](##2) at (##5) {\argstyle{##3}};
}
}
}
},
indexing/alphabetic/.code={
\RenewDocumentCommand { \argument } {O{} d() m dat d()} {
\stepcounter{argument}
\IfNoValueTF {##2}{%
\IfNoValueTF {##5}{%
\node[argument size,argument,##1](\alph{argument}) {\argstyle{##3}};
}{%
\node[argument size,argument,##1](\alph{argument}) at (##5) {\argstyle{##3}};
}
}{%
\IfNoValueTF {##5}{%
\node[argument size,argument,##1](##2) {\argstyle{##3}};
}{%
\node[argument size,argument,##1](##2) at (##5) {\argstyle{##3}};
}
}
}
},
indexing/.default=numeric,
indexing=numeric,
}
\ProcessPgfPackageOptions{/argumentation}
%%%%%%%%%%%%%%% AF Environment %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%% Additional AF Style Parameters
\tikzset{ % global predefined tikz-styles
selfattack/.style={loop,min distance=2mm,in=0,out=60,looseness=5}, % Standard style for self-attacks
inactive/.style={draw=black!30,text=black!40}, % Make a node or edge inactive, i.e., greyed out
incomplete/.style={densely dashed}, % Style for displaying incomplete nodes or attacks
accepted/.style={fill=green}, % Color an argument that is labelled in
rejected/.style={fill=red}, % Color an argument that is labelled out
undecided/.style={fill=cyan}, % Color an argument that is labelled undecided
caption/.style={draw=none}, % Style for displaying AF name in Figure
invisible/.style={draw=none,text=black!0}, % Make a node or edge invisible
annotation/.style={font=\small}, % text annotation style
argin/.style={accepted},
argout/.style={rejected},
argundec/.style={undecided},
}
%%% Options for af environment
\pgfkeys{/tikz/.cd,
small/.style = {node distance=0.55cm,argument size/.style={minimum size=0.55cm},caption/.append style={font=\small}},
tiny/.style = {node distance=0.35cm,argument size/.style={minimum size=0.4cm,font=\small},caption/.append style={font=\small}},
}
%%% Initializing the af environment
\newcounter{af}
\newenvironment{af}[1][]{
\refstepcounter{af}
\setcounter{argument}{0}
\pgfkeys{/argumentation/.cd, #1}
\tikzpicture[#1]
}{%
\endtikzpicture
}
%%%%%%%%%%%%%%%% Commands %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Creates a node displaying the name of the AF
\NewDocumentCommand { \afname } { O{} D(){caption} m dat d()} {
\IfNoValueTF {#5}{%
\node[caption,#1](#2){#3};
}{%
\node[caption,#1](#2) at (#5) {#3};
}
}
\newcommand{\annotation}[3][]{\node[annotation,above of=#2,#1](an_#2){#3};}
% Creates an attack edge
\newcommand{\attack}[3][]{\path(#2) edge [attack,#1] (#3);}
% Creates a self-attack
\newcommand{\selfattack}[2][]{\path(#2) edge [attack,selfattack,#1] (#2);}
% Creates two symmetric attack edges between two arguments
\newcommand{\dualattack}[3][]{\path(#2) edge [attack, bend right,#1] (#3);\path(#3) edge [attack, bend right,#1] (#2);}
% Creates a weighted attack
\newcommand{\annotatedattack}[4][]{\path(#2) edge [attack,#1] node[annotation](p_#2_#3){#4} (#3);}
% Creates a support edge between two arguments
\newcommand{\support}[3][]{\path(#2) edge [support=0.35,#1] (#3);}
%%% Commands for setting custom tikz-style parameters
\newcommand{\setargumentstyle}[1]{\tikzset{argument/.style={#1}}}
\newcommand{\setattackstyle}[1]{\tikzset{attack/.style={#1}}}
\newcommand{\setsupportstyle}[1]{\tikzset{support/.style={#1}}}
\newcommand{\setannotationstyle}[1]{\tikzset{annotation/.style={#1}}}
%\newcommand{\setloopstyle}[1]{\tikzset{selfattack/.style={#1}}}
%\newcommand{\adjustargumentstyle}[1]{\tikzset{argument/.append style={#1}}}
%\newcommand{\adjustattackstyle}[1]{\tikzset{attack/.append style={#1}}}
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