%
% ltj-latex.sty
%

%! これは外から読まれない
%% Avoid multiple loading.
\csname luatexjalatexLoaded\endcsname
\edef\ltj@latex@AtEnd{%
\endlinechar=\the\endlinechar
\relax}
\endlinechar\m@ne%
\def\luatexjalatexLoaded{\endinput}

\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{ltj-latex}[2018/06/15 LaTeX support of LuaTeX-ja]

% LaTeX2e 2017/05/01 で行われる対策
% 本 sty からは 2018/05/01 削除予定
\ifx\document@default@language \@undefined
  \let\document@default@language\m@ne
\fi
\ifx\l@nohyphenation \@undefined
  \newlanguage\l@nohyphenation
\fi

% cleanup at end of the document
%\let\ltj@@orig@end=\@@end
%\protected\def\@@end{%
%  \directlua{luatexja.ext_cleanup()}\ltj@@orig@end}

% Globally add to the head of a macro (cf. LaTeX2e's \g@addto@macro)
\long\def\ltj@g@addto@macro#1#2{%
  \begingroup
    \def\ltj@tmpa{#2}
    \toks@\expandafter\expandafter\expandafter{\expandafter\ltj@tmpa#1}
    \xdef#1{\the\toks@}
  \endgroup}

\def\ltj@AtBeginDocument{\ltj@g@addto@macro\@begindocumenthook}

\def\ltj@pkgpatch#1{\ltj@AtBeginDocument{\@ifpackageloaded{#1}{\usepackage{lltjp-#1}}{}}}

% similar to \ltj@pkgpatch, but this is used .sty which
% can be reloaded inside the document by \input.
\def\ltj@pkgpatchA#1{\ltj@AtBeginDocument{\@ifpackageloaded{#1}{\input{lltjp-#1.sty}}{}}}

\endlinechar=13

%%% patch for LaTeX
\usepackage{lltjfont}
\usepackage{lltjdefs}
\usepackage{lltjcore}

%%% default parameters
\directlua{
  local s = kpse.find_file('ltj-kinsoku.lua', 'tex')
  luatexja.stack.charprop_stack_table[0] = s and dofile(s) or {}
}

\ltjsetparameter{kanjiskip=\z@ plus .4pt minus .5pt,
  xkanjiskip=.25\zw plus 1pt minus 1pt,
  autospacing, autoxspacing, jacharrange={-1},
  yalbaselineshift=\z@, yjabaselineshift=\z@,
  jcharwidowpenalty=500, differentjfm=paverage
}

\expandafter\let\csname JY3/mc/m/n/10\endcsname\relax

%%% patch for packages
\ltj@pkgpatch{listings}
\ltj@pkgpatch{unicode-math}
\ltj@pkgpatch{xunicode}
\ltj@pkgpatch{fontspec}
\ltj@pkgpatch{footmisc}
\ltj@pkgpatch{tascmac}
\ltj@AtBeginDocument{\@ifpackageloaded{ascmac}{%
  \edef\ltj@asc@temp{\noexpand\catcode`\noexpand\@=\the\catcode`\@}%
  \makeatletter\input{lltjp-tascmac.sty}%
  \ltj@asc@temp\let\ltj@asc@temp=\relax
}{}}% ascmac
\ltj@pkgpatch{stfloats}
\ltj@pkgpatch{preview}
\ltj@pkgpatch{array}

\RequirePackage{lltjp-geometry}
\RequirePackage{filehook}
\AtEndOfPackageFile*{fontspec}{%
  \input{lltjp-fontspec-immediate.sty}
  % \RequirePackage だと fontspec にオプション指定したときにエラー出る
}

\@ifpackageloaded{siunitx}{%
  \chardef\ltj@patch@siunitx@execute\z@\input{lltjp-siunitx.sty}%
}{%
  \AtBeginOfPackageFile*{siunitx}{\input{lltjp-siunitx.sty}}%
}
\AtEndOfPackageFile*{siunitx}{\csname __ltj_siunitx_patch:\endcsname}

%%------------------ all done
\ltj@latex@AtEnd
\endinput
%% EOF