# Original Author : Paul Rubin <rubin@msu.edu> # Modified by Richard Heck to use enumitem # Definition of case environment as an enumeration # Define Case as an enumeration environment # with its own counters Format 45 Counter casei LabelString "Case \arabic{casei}." End Counter caseii Within casei LabelString "Case \roman{caseii}." End Counter caseiii Within caseii LabelString "Case \alph{caseiii}." End Counter caseiv Within caseiii LabelString "Case \arabic{caseiv}." End Style Case Category Reasoning CopyStyle Enumerate LatexName casenv LabelType Enumerate LeftMargin "Case ###." LabelCounter case LabelFont Series Medium Shape Italic EndFont Requires enumitem # It'd be easier to use \setlist[caseenv] here, but that causes problems # if you nest an ordinary list inside a case environment. See discussion # at bug #7611. Preamble \newlist{casenv}{enumerate}{4} \setlist[casenv]{leftmargin=*,align=left,widest={iiii}} \setlist[casenv,1]{label={{\itshape\ \casename} \arabic*.},ref=\arabic*} \setlist[casenv,2]{label={{\itshape\ \casename} \roman*.},ref=\roman*} \setlist[casenv,3]{label={{\itshape\ \casename\ \alph*.}},ref=\alph*} \setlist[casenv,4]{label={{\itshape\ \casename} \arabic*.},ref=\arabic*} EndPreamble LangPreamble \providecommand{\casename}{_(Case)} EndLangPreamble BabelPreamble \addto\captions$$lang{\renewcommand{\casename}{_(Case)}} EndBabelPreamble RefPrefix OFF End