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%% The LaTeX package tcolorbox - version 4.41 (2020/09/29)
%% tcbmagazine.code.tex: Code for box sets and magazine styles
%%
%% -------------------------------------------------------------------------------------------
%% Copyright (c) 2006-2020 by Prof. Dr. Dr. Thomas F. Sturm <thomas dot sturm at unibw dot de>
%% -------------------------------------------------------------------------------------------
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%% The latest version of this license is in
%% http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of LaTeX
%% version 2005/12/01 or later.
%%
%% This work has the LPPL maintenance status `author-maintained'.
%%
%% This work consists of all files listed in README
%%
\tcb@set@library@version{4.41}
\tcbuselibrary{breakable}
\def\newboxarray#1{%
\ifcsdef{tcb@boxarray@#1@allocated}{%
\tcb@warning{box array '#1' is allocated again by \string\newboxarray. Memory and registers are wasted}%
}{}%
\global\csdef{tcb@boxarray@#1@size}{0}%
\global\csdef{tcb@boxarray@#1@allocated}{0}%
}
\newboxarray{default}
\newrobustcmd*{\boxarraygetsize}[2][default]{%
\letcs#2{tcb@boxarray@#1@size}%
\ifdef{#2}{}{%
\tcb@error{undefined box array '#1'}%
{You have to say \string\newboxarray{#1}, before '#1' can be used as box array.}%
}%
}
\newrobustcmd*{\boxarrayreset}[1][default]{%
\boxarraygetsize[#1]\tcb@box@array@size%
\global\csdef{tcb@boxarray@#1@size}{0}%
}
\newrobustcmd*{\boxarrayclear}[1][default]{%
\boxarraygetsize[#1]\tcb@box@array@size%
\global\csdef{tcb@boxarray@#1@size}{0}%
\letcs\tcb@box@array@allocated{tcb@boxarray@#1@allocated}%
\begingroup%
\count@=0%
\loop%
\ifnum\count@<\tcb@box@array@allocated\relax%
\advance\count@ 1\relax%
\letcs\tcb@box@array@box{tcb@boxarray@#1@\number\count@ @box}%
\setbox0=\box\tcb@box@array@box%
\repeat%
\endgroup%
}
\newrobustcmd*{\boxarraygetbox}[3][default]{%
\boxarraygetsize[#1]\tcb@box@array@size%
\let#2\@undefined%
\ifnum\numexpr#3>0\relax%
\ifnum\numexpr#3>\tcb@box@array@size\relax%
\else%
\letcs#2{tcb@boxarray@#1@#3@box}%
\fi%
\fi%
}
\newrobustcmd*{\boxarraygetwidth}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#3}%
\ifdefined\tcb@box@array@box%
\tcbdimto#2{\wd\tcb@box@array@box}%
\else%
\let#2\tcb@zpt%
\fi%
}
\newrobustcmd*{\boxarraygetheight}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#3}%
\ifdefined\tcb@box@array@box%
\tcbdimto#2{\ht\tcb@box@array@box}%
\else%
\let#2\tcb@zpt%
\fi%
}
\newrobustcmd*{\boxarraygetdepth}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#3}%
\ifdefined\tcb@box@array@box%
\tcbdimto#2{\dp\tcb@box@array@box}%
\else%
\let#2\tcb@zpt%
\fi%
}
\newrobustcmd*{\boxarraygettotalheight}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#3}%
\ifdefined\tcb@box@array@box%
\tcbdimto#2{\ht\tcb@box@array@box+\dp\tcb@box@array@box}%
\else%
\let#2\tcb@zpt%
\fi%
}
\newrobustcmd*{\useboxarray}[2][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#2}%
\ifdefined\tcb@box@array@box%
\usebox{\tcb@box@array@box}%
\fi%
}
\newrobustcmd{\usetcboxarray}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#2}%
\ifdefined\tcb@box@array@box%
\tcbox[#3]{\usebox{\tcb@box@array@box}}%
\fi%
}
\newrobustcmd*{\consumeboxarray}[2][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#2}%
\ifdefined\tcb@box@array@box%
\leavevmode\box\tcb@box@array@box\relax%
\fi%
}
\newrobustcmd{\consumetcboxarray}[3][default]{%
\boxarraygetbox[#1]{\tcb@box@array@box}{#2}%
\ifdefined\tcb@box@array@box%
\tcbox[#3]{\leavevmode\box\tcb@box@array@box\relax}%
\fi%
}
\newrobustcmd{\ifboxarrayempty}[2][default]{%
\begingroup%
\boxarraygetbox[#1]{\tcb@box@array@box}{#2}%
\ifdefined\tcb@box@array@box\relax%
\aftergroup\@secondoftwo%
\else%
\aftergroup\@firstoftwo%
\fi%
\endgroup%
}
\def\boxarraystore#1{%
\boxarraygetsize[#1]\tcb@box@array@size%
\numdef\tcb@box@array@size{\tcb@box@array@size+1}%
\global\cslet{tcb@boxarray@#1@size}{\tcb@box@array@size}%
\letcs\tcb@box@array@allocated{tcb@boxarray@#1@allocated}%
\ifnum\tcb@box@array@allocated<\tcb@box@array@size\relax%
\newbox\tcb@box@array@box\csxdef{tcb@boxarray@#1@\tcb@box@array@size @box}{\the\tcb@box@array@box}%
\global\cslet{tcb@boxarray@#1@allocated}{\tcb@box@array@size}%
\else%
\letcs\tcb@box@array@box{tcb@boxarray@#1@\tcb@box@array@size @box}%
\fi%
\edef\reserved@a{%
\endgroup
\global\setbox\tcb@box@array@box\hbox{%
\begingroup\aftergroup}%
\def\noexpand\@currenvir{\@currenvir}%
\def\noexpand\@currenvline{\on@line}}%
\reserved@a
\@endpefalse
\color@setgroup
\ignorespaces}
\def\endboxarraystore{\unskip\color@endgroup}
\def\tcb@storetoboxarray@begin#1#2[#3]{\begin{boxarraystore}{#1}}
\def\tcb@storetoboxarray@end{\end{boxarraystore}}
\tcbset{
store to box array/.code={%
\def\kvtcb@float{S}\def\tcb@float@env@begin{\tcb@storetoboxarray@begin{#1}}\def\tcb@float@env@end{\tcb@storetoboxarray@end}},
store to box array/.default=default,
reset box array/.code={\boxarrayreset[#1]},
reset box array/.default=default,
reset and store to box array/.style={reset box array={#1},store to box array={#1}},%
reset and store to box array/.default=default,
do not store to box array/.style={nofloat},
}
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