%%
%% This is file `verifiche.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% verifiche.dtx  (with options: `package')
%% This is a generated file.
%% Copyright (C) 2020 - 2023 by Francesco Raccanello
%% This file 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.
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{verifiche} [2024/02/05 v7.1 .dtx verifiche file]


\RequirePackage{xparse}
\RequirePackage{xkeyval} 
\RequirePackage{pgffor}
\RequirePackage{amssymb}
\RequirePackage[shortlabels, inline]{enumitem}
\RequirePackage{tikz}
\RequirePackage[normalem]{ulem}
%%newif
\newif\ifsol
\newif\ifinstitute\institutetrue
\newif\ifinstruction\instructiontrue
\newif\ifduration\durationtrue
\newif\ifasyear\asyeartrue
\newif\ifsolutionscolor\solutionscolorfalse
\newif\ifcandidatename\candidatenametrue
\newif\iftesttype\testtypetrue
\newif\ifsubtitle\subtitletrue
\newif\ifshowinstructiondelimiter\showinstructiondelimiterfalse
\newif\ifprintedheading\printedheadingfalse
\newif\ifexercisesnumbered\exercisesnumberedtrue
\newif\ifshowmarginexercise\showmarginexercisefalse
\newif\ifshowexercisept\showexercisepttrue
\newif\ifopenquestionlines\openquestionlinesfalse
\newif\ifopenquestionsquared\openquestionsquaredfalse
%%Package option declaration
\DeclareOptionX{solutions}[]{\soltrue}
\DeclareOptionX{noinstitute}[]{\institutefalse}
\DeclareOptionX{noinstruction}[]{\instructionfalse}
\DeclareOptionX{noduration}[]{\durationfalse}
\DeclareOptionX{noasyear}[]{\asyearfalse}
\DeclareOptionX{nocandidatename}[]{\candidatenamefalse}
\DeclareOptionX{notesttype}[]{\testtypefalse}
\DeclareOptionX{nosubtitle}[]{\subtitlefalse}
\DeclareOptionX{nonumbered}[]{\exercisesnumberedfalse}
\DeclareOptionX{noexercisept}[]{\showexerciseptfalse}
\DeclareOptionX{color}[red]{\solutionscolortrue\def\solutionscolor{#1}}
\DeclareOptionX{red}[]{\ExecuteOptionsX{color=red}}
\DeclareOptionX{blue}[]{\ExecuteOptionsX{color=blue}}
\DeclareOptionX*{\PackageWarning{verifiche}{Unknown ‘\CurrentOption’}}
\ProcessOptionsX
%%counters
\newcounter{exercisenumber}
\newcounter{partialpoints}[exercisenumber]
%%newlenght
\newlength{\candidatenamerulerlength}
\newlength{\classrulerlength}
\newlength{\daterulerlength}
\newlength{\ptrulerlength}
\newlength{\columnseparation}
\newlength{\verifiche@remainingvspace}
\newlength{\verifiche@remaininghspace}
\newlength{\verifiche@truefalsesquares}
\newlength{\spacedim}
\setlength{\candidatenamerulerlength}{.35\textwidth}
\setlength{\classrulerlength}{.1\textwidth}
\setlength{\daterulerlength}{.15\textwidth}
\setlength{\ptrulerlength}{1cm}
\setlength{\columnseparation}{\fill}
\setlength{\verifiche@truefalsesquares}{.7\baselineskip}
%%labels
\newcommand{\@verifiche@durationlabeldefault}{Time:}%
\newcommand{\@verifiche@asyearlabeldefault}{School year}%
\newcommand{\@verifiche@headercandidatenamelabel}{Name and Surname}%
\newcommand{\@verifiche@headerclasslabel}{Class}%
\newcommand{\@verifichhe@headerdatelabel}{Date}%
\newcommand{\@verifiche@exerciselabel}{Exercise}%
\newcommand{\@verifiche@solutionlabel}{Solution}%
\newcommand{\@verifiche@Tletter}{T}%
\newcommand{\@verifiche@Fletter}{F}%
\newcommand{\italiandictiornary}{%
    \renewcommand{\@verifiche@durationlabeldefault}{Tempo della prova:}%
    \renewcommand{\@verifiche@asyearlabeldefault}{Anno scolastico}%
    \renewcommand{\@verifiche@headercandidatenamelabel}{Nome e Cognome}%
    \renewcommand{\@verifiche@headerclasslabel}{Classe}%
    \renewcommand{\@verifichhe@headerdatelabel}{Data}%
    \renewcommand{\@verifiche@exerciselabel}{Quesito}%
    \renewcommand{\@verifiche@solutionlabel}{Soluzione}%
    \renewcommand{\@verifiche@Tletter}{V}%
    \renewcommand{\@verifiche@Fletter}{F}%
}%
\@ifpackageloaded{babel}{% if babel is loaded
    \addto\captionsitalian{\italiandictiornary}%
}{%else if polyglossia is loaded
    \@ifpackageloaded{polyglossia}{%
        \addto\captionsitalian{\italiandictiornary}%
    }{}%
}%
\newcommand{\@durationlabeldefault}{\@verifiche@durationlabeldefault}%
\newcommand{\@asyearlabeldefault}{\@verifiche@asyearlabeldefault}%
\newcommand{\headercandidatenamelabel}{\@verifiche@headercandidatenamelabel}%
\newcommand{\headerclasslabel}{\@verifiche@headerclasslabel}%
\newcommand{\headerdatelabel}{\@verifichhe@headerdatelabel}%
\newcommand{\exerciselabel}{\@verifiche@exerciselabel}%
\newcommand{\solutionlabel}{\@verifiche@solutionlabel}%
%%macro and environment
%%global variable
\newcommand{\institute}[1]{%
    \gdef\@institute{#1}}
\newcommand{\duration}[2][\@durationlabeldefault]{%
    \gdef\@durationpreamble{#1}\gdef\@duration{#2}%
    \showinstructiondelimitertrue}%
\newcommand{\testtype}[1]{%
    \gdef\@testtype{#1}}
\newcommand{\subtitle}[1]{%
    \gdef\@subtitle{#1}}%
\newcommand{\instruction}[1]{%
    \gdef\@instruction{\ignorespaces#1}%
    \showinstructiondelimitertrue}
\newcommand{\asyear}[2][\@asyearlabeldefault]{%
    \gdef\@asyearpreamble{#1}\gdef\@asyear{#2}}
%%fonts and aspects
\newcommand{\headerfont}[1]{%
    \sffamily\color{darkgray}#1}
\newcommand{\institutefont}[1]{%
    \large \sffamily\color{darkgray}#1}
\newcommand{\asyearfont}[1]{%
    #1}
\newcommand{\testtypefont}[1]{%
    \bgroup\scshape\huge#1\egroup}
\newcommand{\subtitlefont}[1]{%
    \bgroup\Large\scshape#1\egroup}%
\newcommand{\instructiondelimiter}{%
   \hrulefill}
\newcommand{\instrunctionfont}[1]{%
    \sffamily#1}
\newcommand{\durationfont}[1]{%
    \bgroup\hspace*{\fill}\@durationpreamble\space\bfseries #1\hspace*{\fill}\egroup}
\newcommand{\@header@candidatename}{%
    \noindent\headercandidatenamelabel%
    \space\underline{\hspace{\candidatenamerulerlength}}}
\newcommand{\@header@class}{%
    \headerclasslabel\space%
    \underline{\hspace{\classrulerlength}}}
\newcommand{\@header@date}{%
    \headerdatelabel\space%
    \underline{\hspace{\daterulerlength}}}
\newcommand{\@header}{%
    \@header@candidatename\hfill\@header@class\hfill\@header@date}
\newcommand{\solutionfont}{%
    \footnotesize%
    \ifsolutionscolor\color{\solutionscolor}\fi%
    \itshape}
\newcommand{\diffsymb}{%
    $\bullet$}
\newcommand{\closedquestionitem}{%
    $\square$}
\newcommand{\ptfont}{\normalsize}%
%%pt prefix
\newcommand{\@ptprefix}{%
    \underline{\hspace{\ptrulerlength}}/}
\newcommand{\ptprefix}[1]{%
    \renewcommand{\@ptprefix}{#1}}
%%partialpt prefix
\newcommand{\@partialptprefix}{}
\newcommand{\partialptprefix}[1]{%
    \renewcommand{\@partialptprefix}{#1}}
%%pt label
\newcommand{\@ptsinglabel}{pt}
\newcommand{\@ptplurlabel}{pt}
\NewDocumentCommand{\ptlabel}{o m}{%
    \renewcommand{\@ptplurlabel}{#2}%
    \renewcommand{\@ptsinglabel}{\IfNoValueTF{#1}{#2}{#1}}}%
\newcommand{\@useptlabel}[1]{%
    \ifnum#1=1 \@ptsinglabel \else \@ptplurlabel\fi}
%%partialpt label
\newcommand{\@partialptsinglabel}{pt}
\newcommand{\@partialptplurlabel}{pt}
\NewDocumentCommand{\partialptlabel}{o m}{%
    \renewcommand{\@partialptplurlabel}{#2}%
    \renewcommand{\@partialptsinglabel}{\IfNoValueTF{#1}{#2}{#1}}}%
\newcommand{\@usepartialptlabel}[1]{%
    \ifnum#1=1 \@partialptsinglabel \else \@partialptplurlabel\fi}
%%partialpt delimiter
\newcommand{\@lpartialpt@delimiter}{(}
\newcommand{\@rpartialpt@delimiter}{)}
\newcommand{\@definepartialptdelimiter}[2]{
    \renewcommand{\@lpartialpt@delimiter}{#1}
    \renewcommand{\@rpartialpt@delimiter}{#2}}
\newcommand{\partialptdelimiters}[1]{%
    \@definepartialptdelimiter#1}
%%pt delimiter
\newcommand{\@lpt@delimiter}{}
\newcommand{\@rpt@delimiter}{}
\newcommand{\@defineptdelimiter}[2]{%
    \renewcommand{\@lpt@delimiter}{#1}%
    \renewcommand{\@rpt@delimiter}{#2}}
\newcommand{\ptdelimiters}[1]{%
    \@defineptdelimiter#1}
%% checkmaker
\newcommand{\checkmarker}{$\checkmark$}%
\newcommand{\verifiche@checkmarker}{%
\bgroup%
\ifsolutionscolor\color{\solutionscolor}\fi%
\checkmarker%
\egroup}%
%% convert ref to num
\newcommand*{\convertreftonum}[1]{%
    \romannumeral
    \@ifundefined{r@#1}{%
        \expandafter\ltx@zero
        \rc@default}{%
    \expandafter\expandafter\expandafter\rc@extract@
    \expandafter\expandafter\expandafter!%
    \csname r@#1\expandafter\endcsname
    \expandafter{\rc@default}\@nil}%
}
\def\rc@default{0}%
\long\def\rc@extract@#1#2#3\@nil{%
    \ltx@zero
    #2}
\chardef\ltx@zero=0%
%% init vertical/horizontal remaining space
\newcommand{\verifiche@initremainingvspace}{%
    \pgfmathsetlength{\verifiche@remainingvspace}{%
        floor((\dimexpr\pagegoal-\pagetotal-.5\baselineskip\relax)/\spacedim)*\spacedim%
    }%
}%
\newcommand{\verifiche@initremaininghspace}{%
\pgfmathsetlength{\verifiche@remaininghspace}{%
    floor(\linewidth/\spacedim)*\spacedim%
}%
}%

%%pagestyles
\newcommand{\ps@mainverifiche}{%
    \renewcommand\@oddhead{%
        \parbox{\textwidth}{\centering \institutefont{\@institute}}%
    }%
    \renewcommand\@evenhead{}%
    \renewcommand{\@oddfoot}{\hfill\normalfont\textrm\thepage\hfill}%
    \let\evenfoot\@oddfoot%
}
\newcommand{\ps@verifiche}{%
    \renewcommand\@oddhead{
        \ifodd\thepage\parbox{\textwidth}{\headerfont\@header}\fi}%
    \renewcommand{\@oddfoot}{\hfill\normalfont\textrm\thepage\hfill}%
    \let\evenfoot\@oddfoot%
}
%%define the heading style command
\newcommand{\defineheadingstyle}[2]{
    \expandafter\newcommand\csname @verifichehdgsty#1\endcsname{%
        \gdef\printheading{#2}}
}
%%use the heading style
\newcommand{\headingstyle}[1]{
    \ifcsname @verifichehdgsty#1\endcsname{%
        \csname @verifichehdgsty#1\endcsname%
    }%
    \else%
        \PackageError{verifiche}{%
            Headings style "#1" is not define.
        }{%
        Headings style "#1" is not define.
        Use \noexpand\defineheadingstyle to define a new ones before use it.%
        }%
    \fi%
}%
%%define "einstein" style
\defineheadingstyle{einstein}{%
        {\ifdefined\@institute\ifinstitute\thispagestyle{mainverifiche}\fi\else\thispagestyle{empty}\fi}%
        {\ifcandidatename%
        \noindent%
        \begin{minipage}[t]{.5\textwidth}%
            \vspace{0mm}%
            \headerfont{\@header@candidatename\\[.5em]%
                                \@header@class\\[.5em]%
                                \@header@date}%
        \end{minipage}}\fi%
        \begin{minipage}[t]{.5\textwidth}%
            \vspace{0mm}%
            {\ifdefined\@asyear\ifasyear\hspace*{\fill}\asyearfont{\@asyearpreamble\space\@asyear}\hspace*{\fill}\par\vspace{\baselineskip}\fi\fi}%
            {\ifdefined\@testtype\iftesttype\makebox[\linewidth][s]{\testtypefont{\@testtype}}\par\fi\fi}%
            {\ifdefined\@subtitle\ifsubtitle\vspace{\baselineskip}\hspace*{\fill}\subtitlefont{\@subtitle}\hspace*{\fill}\par\fi\fi}%
        \end{minipage}%
        \par\vspace{\baselineskip}%
        {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
        {\ifdefined\@instruction\ifinstruction\instrunctionfont{\noindent\@instruction}}\par\fi\fi%
        {\ifdefined\@duration\ifduration\hspace*{\fill}\durationfont\@duration\hspace*{\fill}\par\fi\fi}%
        {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
}%
%%define "cattaneo" style
\defineheadingstyle{cattaneo}{%
    {\ifdefined\@institute\ifinstitute\thispagestyle{mainverifiche}\fi\else\thispagestyle{empty}\fi}%
    {\ifdefined\@asyear\ifasyear\hspace*{\fill}\asyearfont{\@asyearpreamble\space\@asyear}\hspace*{\fill}\par\vspace{\baselineskip}\fi\fi}%
    {\ifdefined\@testtype\iftesttype\hspace*{\fill}\testtypefont{\@testtype}\hspace*{\fill}\par\fi\fi}%
    {\ifdefined\@subtitle\ifsubtitle\vspace{\baselineskip}\hspace*{\fill}\subtitlefont{\@subtitle}\hspace*{\fill}\par\vspace{\baselineskip}
    \fi\fi}%
    {\ifcandidatename\@header\par\vspace{\baselineskip}\fi}%
    {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
    {\ifdefined\@instruction\ifinstruction\instrunctionfont{\noindent\@instruction}}\par\fi\fi%
    {\ifdefined\@duration\ifduration\hspace*{\fill}\durationfont\@duration\hspace*{\fill}\par\fi\fi}%
    {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
}
%%define "galilei" style
\defineheadingstyle{galilei}{%
    {\ifdefined\@institute\ifinstitute\thispagestyle{mainverifiche}\fi\else\thispagestyle{empty}\fi}%
    {\ifcandidatename\@header\par\vspace{\baselineskip}\fi}%
    {\ifdefined\@asyear\ifasyear\hspace*{\fill}\asyearfont{\@asyearpreamble\space\@asyear}\hspace*{\fill}\par\vspace{\baselineskip}\fi\fi}%
    {\ifdefined\@testtype\iftesttype\hspace*{\fill}\testtypefont{\@testtype}\hspace*{\fill}\par\fi\fi}%
    {\ifdefined\@subtitle\ifsubtitle\vspace{\baselineskip}\hspace*{\fill}\subtitlefont{\@subtitle}\hspace*{\fill}\par\fi\fi}%
    {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
    {\ifdefined\@instruction\ifinstruction\instrunctionfont{\noindent\@instruction}}\par\fi\fi%
    {\ifdefined\@duration\ifduration\hspace*{\fill}\durationfont\@duration\hspace*{\fill}\par\fi\fi}%
    {\ifshowinstructiondelimiter\noindent\instructiondelimiter\par\fi}%
}
%% default style: "galilei"
\headingstyle{galilei}
%%ambiente esercizio
\define@key{esercizio}{label}[\exerciselabel]{%
    \def\tempeserciziolabel{#1}}%
\define@key{esercizio}{diff}[none]{
    \def\diffstar{\hfill\foreach \i in {1,..., #1}{\diffsymb}}%
    \showmarginexercisetrue}%
\define@key{esercizio}{pt}[none]{
    \ifshowexercisept%
    \def\pointes{#1}%
    \def\espoint{%
        \ptfont%
        \hfill\@ptprefix\@lpt@delimiter%
        \pointes\space\@useptlabel{\pointes}%
        \@rpt@delimiter}
    \showmarginexercisetrue
    \fi}%
\define@key{esercizio}{partialpt}[none]{%
    \ifshowexercisept%
    \def\@totalpartialpt{\convertreftonum{ptes@\theexercisenumber}}%
    \def\sumpartialpt{%
        \ptfont%
        \@ptprefix\@lpt@delimiter%
        \@totalpartialpt\space\@useptlabel{\@totalpartialpt}%
        \@rpt@delimiter}%
    \showmarginexercisetrue
    \fi}%
\newcommand{\exercisetitle}{%
    \ifdefined\tempeserciziolabel\tempeserciziolabel%
    \else \exerciselabel\fi%
}
\newsavebox{\box@marginexercise}
\newcommand{\exercisemargin}{%
    \sbox{\box@marginexercise}{\parbox[t]{\marginparwidth}{%
        \ifdefined\diffstar\hfill\diffstar\par\fi% stelle di difficoltà
        \ifdefined\espoint\hfill\espoint\par\fi%[-\baselineskip] %punteggio
        \ifdefined\sumpartialpt\hfill\sumpartialpt\fi} %punteggio parziale automatico
    }%
    \reversemarginpar\marginpar{\usebox{\box@marginexercise}}%
}%
\newcommand{\savepointsaux}{%
    \ifdefined\sumpartialpt%
        \protected@write \@auxout {}{\string\newlabel {ptes@\theexercisenumber}{{\thepartialpoints}{}}}%
    \fi%
    \ifdefined\espoint%
        \protected@write \@auxout {}{\string\newlabel {ptes@\theexercisenumber}{{\pointes}{}}}%
    \fi%
}%

\NewDocumentEnvironment{esercizio}{o +b}{%
    \refstepcounter{exercisenumber}%
    \showmarginexercisefalse%
    \IfValueT{#1}{\setkeys{esercizio}{#1}}%
    \par\addvspace{\baselineskip}%
    {\noindent\bfseries\exercisetitle\ifexercisesnumbered\space\theexercisenumber\fi}%
    \ifshowmarginexercise\exercisemargin\fi%
    \par\nopagebreak\@nobreaktrue\ignorespaces% newline after label
    \setlength\parindent{0pt}%no parindent
    #2%body of the environment
}{%
   \par%
   \ignorespacesafterend%
   \savepointsaux%
}%
\NewDocumentEnvironment{esercizio*}{o +b}{%
    \showmarginexercisefalse%
    \IfValueT{#1}{\setkeys{esercizio}{#1}}%
    \par\addvspace{\baselineskip}{\noindent\bfseries\exercisetitle}%
    \ifshowmarginexercise\exercisemargin\fi%
    \par\nopagebreak\@nobreaktrue\ignorespaces% newline after label
    \setlength\parindent{0pt}%no parindent
    #2%body of the environment
}{%
    \par%
    \ignorespacesafterend
    \savepointsaux%print partial pt sum
}%
\NewDocumentCommand{\partialpt}{m}{%
    \ifshowexercisept%
    \leavevmode\reversemarginpar\marginpar{%
        \ptfont\hfill\@partialptprefix%
        \@lpartialpt@delimiter#1\space\@usepartialptlabel{#1}%
        \@rpartialpt@delimiter%
        \addtocounter{partialpoints}{#1}}\ignorespaces%
        \fi}%
\define@key{soluzione}{label}[\solutionlabel]{%
    \def\verifiche@tempsoluzionelabel{#1}%
}
\newcommand{\verifiche@solutionlabel}{%
    \ifdefined\verifiche@tempsoluzionelabel\verifiche@tempsoluzionelabel%
    \else\solutionlabel\fi%
}%
\NewDocumentEnvironment{soluzione}{o +b}{%
    \IfValueT{#1}{\setkeys{soluzione}{#1}}%
    \ifsol%
        \par\addvspace{\baselineskip}%
        {\noindent\bfseries%
        \ifsolutionscolor\color{\solutionscolor}\fi%
        \verifiche@solutionlabel}%
        \par\nopagebreak\@nobreaktrue\noindent\ignorespaces%
        \setlength\parindent{0pt}%no parindent
        \solutionfont #2%
    \fi%
}{%
    \ifsol%
        \par\ignorespacesafterend
    \fi%
}%
\newcommand{\inlinesol}[1]{%
    \ifsol%
        \bgroup%
            \ifmmode\mathit{\solutionfont#1}%
            \else{\solutionfont#1}%
            \fi%
        \egroup%
    \else\ignorespaces%
    \fi%
}
\newcommand{\completetext}[2][4.5cm]{%
    \underline{\makebox[#1][c]{\ifsol\solutionfont#2\else\relax\fi}}
}%
\newcommand{\truefalse}[1]{%
    %True
    \framebox{\parbox[c][\verifiche@truefalsesquares]{\verifiche@truefalsesquares}{\centering\@verifiche@Tletter}}%
    \ifsol\llap{%
        \if#1\@verifiche@Tletter%
            \Large\verifiche@checkmarker\hspace{-1pt}%
        \fi}%
     \fi%
     \quad%
     %False
    \fbox{\parbox[c][\verifiche@truefalsesquares]{\verifiche@truefalsesquares}{\centering\@verifiche@Fletter}}%
     \ifsol\llap{%
         \if#1\@verifiche@Fletter%
             \Large\verifiche@checkmarker\hspace{-1pt}%
         \fi}%
     \fi%% 
}
\newcommand{\finderror}[2]{%
    \tikz[baseline=(error.base)]{%
    \node[inner sep=0pt](error){\ifsol\xout{#1}\else#1\fi};%
    \node[anchor=south, inner sep=2pt] at (error.north){\ifsol\solutionfont#2\else\relax\fi};%
    }%
}%
\newlist{crocette}{itemize}{1}%
\newlist{crocette*}{itemize*}{1}%
\setlist[crocette]{label=\closedquestionitem, leftmargin=*, parsep=0pt }%
\setlist[crocette*]{label=\closedquestionitem, itemjoin={\hfill}}%
\newcommand{\checked}{%
    \ifsol%
        \closedquestionitem\llap{\verifiche@checkmarker\hspace{-1pt}}%
    \else%
        \closedquestionitem%
    \fi}
\NewDocumentEnvironment{closedquestion}{O{}+b}{%
    \begin{crocette}[#1]#2%
}{%
    \end{crocette}%
}%
\NewDocumentEnvironment{closedquestion*}{O{} +b}{%
    \begin{crocette*}[#1]#2%
}{%
    \end{crocette*}%
}%

\define@key{openquestion}{spacedim}[0.5cm]{\setlength{\spacedim}{#1}\verifiche@initremainingvspace\verifiche@initremaininghspace}%
\define@key{openquestion}{height}[\the\verifiche@remainingvspace]{\def\openquestionheight{#1}}%
\define@key{openquestion}{width}[\the\verifiche@remaininghspace]{\def\openquestionwidth{#1}}%
\define@key{openquestion}{linecolor}[gray]{\def\openquestionlinecolor{#1}}%
\define@choicekey*+{openquestion}{type}[\val\nr]{lines, squares}[squares]{%
    \ifcase\nr\relax%
        % lines
        \openquestionsquaredfalse\openquestionlinestrue%
    \or%
        % squares
        \openquestionsquaredtrue\openquestionlinesfalse%
    \fi}%
    {\PackageError{verifiche}{Errore nell'opzione openquestion}{Inserire lines o squares}}
\NewDocumentCommand{\openquestion}{o m}{%
    \setkeys{openquestion}{type, spacedim, width, height, linecolor} %init
    \IfValueT{#1}{\setkeys{openquestion}{#1}}%
    \vspace{-\baselineskip}%
\begin{center}
\ifopenquestionsquared% if squared open question
        \begin{tikzpicture}%
            \draw[step=\the\spacedim, \openquestionlinecolor]%
            (0,0) grid (\openquestionwidth,-\openquestionheight);%
            \node[%
                anchor=base west,%
                align=left, text width=\openquestionwidth,%
                inner sep=0cm,%
                font=\solutionfont,%
                execute at begin node=\setlength{\baselineskip}{\the\spacedim}]%
            at (0, -\the\spacedim){\ifsol#2\fi};
        \end{tikzpicture}%
    \else% if lined open question
        \begin{tikzpicture}%
            \pgfmathparse{int(\openquestionheight/\the\spacedim)}%
             \foreach \y in {1, ..., \pgfmathresult}%
             \draw[\openquestionlinecolor] (0, -\y*\the\spacedim) -- +(\openquestionwidth,0);%
             \node[%
                 anchor=base west,align=left,%
                 text width=\openquestionwidth,%
                 inner sep=0cm, font=\solutionfont,%
                 execute at begin node=\setlength{\baselineskip}{\the\spacedim}]%
             at (0, -\the\spacedim){\ifsol#2\fi};%
    \end{tikzpicture}%
    \fi%
    \end{center}%
}
\NewDocumentCommand{\textandimage}{O{.7\textwidth} O{.3\textwidth} m m}{%
    \begin{minipage}{#1}
       {#3}
    \end{minipage}
    \hfill
    \begin{minipage}{#2}
        {#4}
    \end{minipage}
}
\NewDocumentCommand{\makecolumn}{O{t} m +m}{%
    \parbox[#1]{#2}{#3}%
    \@ifnextchar\makecolumn{\hspace*{\columnseparation}}{}%
}%
\NewDocumentEnvironment{multitest}{O{1} +b}{
    \newcounter{multitestcounter}
    \toks1={\foreach \i in {1,...,#1}}
        \the\toks1{%
            \setcounter{multitestcounter}{\i}%
            \setcounter{page}{1}%
            \setcounter{exercisenumber}{0}%
            \pgfmathsetseed{\i}%
            #2%
            \clearpage%
        }%
}{}

\endinput
%%
%% End of file `verifiche.sty'.