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%% Copyright 2016 Daniel Ballester Marques
%%
%% 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 `maintained'.
%%
%% The Current Maintainer of this work is Daniel Ballester Marques.

\ProvidesFile{abnt-numeric.bbx}%
[2018-11-17\space v3.4\space ABNT BibLaTeX citation style]%

\RequireBibliographyStyle{abnt}
\ExecuteBibliographyOptions{labelnumber}


\providebool{bbx:subentry}
\DeclareBibliographyOption[boolean]{subentry}[true]{%
  \setbool{bbx:subentry}{#1}}

\DeclareFieldFormat{bibentrysetcount}{\mkbibparens{\mknumalph{#1}}}


\defbibenvironment{bibliography}% >>>
  {\list
     {\printtext[labelnumberwidth]{%
	\printfield{labelprefix}%
	\printfield{labelnumber}}}
     {\setlength{\labelwidth}{\labelnumberwidth}%
      \setlength{\leftmargin}{\labelwidth}%
      \setlength{\labelsep}{\biblabelsep}%
      \addtolength{\leftmargin}{\labelsep}%
      \setlength{\itemsep}{\bibitemsep}%
      \setlength{\parsep}{\bibparsep}}%
      \renewcommand*{\makelabel}[1]{\hss##1}}
  {\endlist}
  {\item}% <<<

\defbibenvironment{shorthand}% >>>
  {\list
     {\printfield[shorthandwidth]{shorthand}}
     {\setlength{\labelwidth}{\shorthandwidth}%
      \setlength{\leftmargin}{\labelwidth}%
      \setlength{\labelsep}{\biblabelsep}%
      \addtolength{\leftmargin}{\labelsep}%
      \setlength{\itemsep}{\bibitemsep}%
      \setlength{\parsep}{\bibparsep}%
      \renewcommand*{\makelabel}[1]{\hss##1}}}
  {\endlist}
  {\item}% <<<

\DeclareBibliographyDriver{set}{%% >>>
  \entryset
    {\ifbool{bbx:subentry}
       {\printfield[bibentrysetcount]{entrysetcount}%
	\printunit*{\addnbspace}}
       {}}
    {}%
  \newunit\newblock
  \usebibmacro{setpageref}%
  \finentry}% <<<

\endinput


% vim: set foldmarker=\ >>>,\ <<< :