sopra-tables.sty

% sopra-tables.sty
% Version: 1.0
% Author:  Florian Sihler, 03.12.2019
% Will contain all the definitions to easily typeset and reference
% Tables with tabu or booktabs. The design might be a reminiscence
% to sopra-requirements but won't need the package to be happy :D
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{sopra-tables}[2019/12/03 EagleoutIce - tables for the sopra-team-020]

% Lengths and Registers
\newcounter{sotversion} \setcounter{sotversion}{1004}

\newif\ifsot@usetabu@ % we can use regular tabular - if tabu won't work.
\newif\ifsot@cpalette@ % if enabled, tables will adapt to color-palettes
\newif\ifsot@invert@ % if enabled invert color definitions

% Package-Args
% allow debug-options :D
\DeclareOption{usetabu}{\sot@usetabu@true}
\DeclareOption{notabu}{\sot@usetabu@false}

% Color-Palettes
\DeclareOption{cpalette}{\sot@cpalette@true}
\DeclareOption{nocpalette}{\sot@cpalette@false}

\DeclareOption{invert}{\sot@invert@true}
\DeclareOption{noinvert}{\sot@invert@false}

\ExecuteOptions{usetabu}% set it explicitly
\ProcessOptions\relax

% Basic Packages
\ifsot@usetabu@ \RequirePackage{tabu} \RequirePackage{colortbl} \else \RequirePackage{booktabs} \fi
\RequirePackage{makecell,longtable,amssymb,xcolor,etoolbox}

% Color Definitions
\def\sot@table@headerstyle@inv{\color{MaterialHeaderColor}}
\def\sot@table@headerstyle@norm{\color{white}}
\ifsot@invert@\let\sot@table@headerstyle\sot@table@headerstyle@inv
\else\let\sot@table@headerstyle\sot@table@headerstyle@norm\fi

\@ifundefined{thesobversion}{% not called from sopra-base-class
    \colorlet{MaterialHeaderColor}{purple}
    \colorlet{NextMaterialHeaderColor}{purple!75!white}
}{% we will use the secondary/akzent color as default
    \colorlet{MaterialHeaderColor}{sob@col@uulm@akzent}
    \colorlet{NextMaterialHeaderColor}{sob@col@uulm@akzent!75!white}
}


% Fixes for the tabu-package
\ifsot@usetabu@
\def\tabu@classz{\tabu@classzORI}
\def\tabu@ignorehfil{\tabu@nohfil}
\fi

% Define the Header and next-header commands
\def\sot@init{%
\ifsot@usetabu@
    \def\sot@table@headerrow{%
        \rowfont{\normalfont\bfseries\leavevmode\sot@table@headerstyle}%
        \ifsot@invert@\rowcolor{white}\else\rowcolor{MaterialHeaderColor}\fi\@ifstar{}{\Gape[.5mm][.25mm]{}}%
    }
    \def\sot@table@headerrow@next{% maybe use llap for the symbol?
        \rowfont{\normalfont\bfseries\leavevmode\sot@table@headerstyle}%
        \ifsot@invert@\rowcolor{white}\else\rowcolor{NextMaterialHeaderColor}\fi\@ifstar{}{\Gape[.5mm][.25mm]{}}{%
            \hspace*{-6mm}%
            \llap{\textcolor{NextMaterialHeaderColor!40!white}{$\blacktriangledown$}}%
        }\hspace*{6mm}%
    }
\else
    \def\sot@table@headerrow{\bfseries\@ifstar{}{}}
    \def\sot@table@headerrow@next{\bfseries\@ifstar{}{}} % maybe use llap for the symbol?
\fi
}
\sot@init

% Helper Functions
\def\sot@thesotversion#1#2#3#4\@nil{{v#1.#2.#3#4}}
\edef\sot@version@str{\noexpand\sot@thesotversion\arabic{sotversion}\noexpand\@nil}
\edef\thesotversion{\sot@version@str}

% Create the basic environments
\ifsot@usetabu@
    % Material styled table. Works similar to tabular
    \newenvironment{mtabular}[1]{\begingroup
        \ifsot@invert@\else\taburowcolors[1] 2{lightgray!25 .. lightgray!5}\fi
        \everyrow{\tabucline[.4mm  white]{}}
        \tabulinesep = ^2mm_2mm
        \let\midrule\relax
        \begin{tabu}{>{~}#1<{~}}
            \sot@table@headerrow*\ignorespaces% style the first row :D
    }{
        \end{tabu}\endgroup
    }

    % Matieal styled long table.
    \newenvironment{mltabular}[2][]{%
        \ifsot@invert@\else\taburowcolors[1] 2{lightgray!5 .. lightgray!25}\fi
        \everyrow{\tabucline[.4mm  white]{}}
        \tabulinesep = ^2mm_2mm
        \begin{longtabu}{>{~}#2<{~}}
            \ifx!#1!\sot@table@headerrow*\else% style the first row :D
            \sot@table@headerrow*#1\vspace*{-.1\baselineskip}\\\endfirsthead
            \sot@table@headerrow@next#1\vspace*{-.1\baselineskip}\\\endhead\fi
    }{
        \end{longtabu}
    }
\else
    % Material styled table. Works similar to tabular
    \newenvironment{mtabular}[1]{%
        \begin{tabular}{>{~}#1<{~}}
            \toprule
            \sot@table@headerrow*% style the first row :D
    }{\bottomrule\end{tabular}}

    % Matieal styled long table.
    \newenvironment{mltabular}[2][]{%
        \begin{longtable}{>{~}#2<{~}}
            \toprule
            \ifx!#1!\sot@table@headerrow*\else% style the first row :D
            \sot@table@headerrow*#1\vspace*{-.1\baselineskip}\\\midrule\endfirsthead
            \sot@table@headerrow@next#1\vspace*{-.1\baselineskip}\\\midrule\endhead\fi
    }{\bottomrule\end{longtable}}
\fi

% Cp-Palette support
\AtEndPreamble{%
\ifsot@cpalette@
\@ifundefined{cpl@registered@palettes}{%
    \PackageError{sopra-tables}{cpalette requested, but package not loaded}
    {You have to load the 'color-palettes' package yourself if you use the 'cpalette'-Option.}%
}{% Add to the hook..
}
\appto\cpl@hooks{\sot@cpalette@hook}
% TODO: maybe change later?
\def\sot@cpalette@hook{%
    \colorlet{MaterialHeaderColor}{paletteA}%
    \colorlet{NextMaterialHeaderColor}{paletteA!75!white}%
}
\fi
}
\endinput