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% cjkutf8-ko.sty
%
% Copyright (c) 2016-2024 Dohyun Kim <nomos at ktug org>
%
% This program is free software; you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation; either version 2 of the License, or
% (at your option) any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with this program in doc/COPYING; if not, write to the Free
% Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
% MA 02110-1301 USA
\NeedsTeXFormat{LaTeX2e}[2023/06/01]
\ProvidesPackage{cjkutf8-ko}[2024/03/01 v2.5 Hangul typesetting on CJKutf8]
\newif\if@hangul
\newif\if@hanja
\let\use@josa\empty
\DeclareKeys
{
hangul.code = \@hangultrue ,
hangul.usage = load ,
hanja.code = \@hanjatrue\@hangultrue ,
hanja.usage = load ,
usecjkt1font.code = \let\usecjk@@font\empty\@hangultrue ,
usecjkt1font.usage = load ,
usedotemph.code = \let\usedot@mph\empty ,
usedotemph.usage = load ,
nojosa.code = \let\use@josa\undefined ,
nojosa.usage = preamble ,
truetype.code = \let\use@cjk@cmap@\relax ,
truetype.usage = load ,
mj.code = \def\CJKKO@mjfont{#1} ,
mj.usage = load ,
gt.code = \def\CJKKO@gtfont{#1} ,
gt.usage = load
}
\DeclareUnknownKeyHandler{\PassOptionsToPackage{#1}{CJKutf8}}
\ProcessKeyOptions
\ifdefined\CJKKO@mjfont
\IfFileExists{c70\CJKKO@mjfont.fd}{}{%
\PackageError{cjkutf8-ko}{`c70\CJKKO@mjfont.fd' does not exist}{}
\let\CJKKO@mjfont\undefined }
\fi
\ifdefined\CJKKO@gtfont
\IfFileExists{c70\CJKKO@gtfont.fd}{}{%
\PackageError{cjkutf8-ko}{`c70\CJKKO@gtfont.fd' does not exist}{}
\let\CJKKO@gtfont\undefined }
\fi
\ifx\CJKKO@mjfont\undefined
\IfFileExists{c70nanummj.fd}{\def\CJKKO@mjfont{nanummj}}{
\def\CJKKO@mjfont{mj}
\ifx\usedot@mph\undefined\else
\def\dotemphraise{1ex}
\def\dotemphchar{\Unicode{"02}{"D9}}
\fi
}
\fi
\ifx\CJKKO@gtfont\undefined
\IfFileExists{c70nanumgt.fd}{\def\CJKKO@gtfont{nanumgt}}{\def\CJKKO@gtfont{mj}}
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%
% font settings
\ifx\usecjk@@font\undefined\else
\PassOptionsToPackage{T1}{CJKutf8}
\IfFileExists{t1\CJKKO@mjfont.fd}{\let\rmdefault\CJKKO@mjfont}{}
\IfFileExists{t1\CJKKO@gtfont.fd}{\let\sfdefault\CJKKO@gtfont}{}
\fi
\RequirePackage{CJKutf8}
\AddToHook{rmfamily}{\CJKfamily{\CJKKO@mjfont}}
\AddToHook{sffamily}{\CJKfamily{\CJKKO@gtfont}}
\AddToHook{ttfamily}{\CJKfamily{\CJKKO@gtfont}}
\AtBeginDocument{
\edef\reserved@a{\familydefault}
\edef\reserved@b{\rmdefault}
\ifx\reserved@a\reserved@b
\CJKfamily{\CJKKO@mjfont}
\AddToHook{normalfont}{\CJKfamily{\CJKKO@mjfont}}
\if@hangul\ifx\usecjk@@font\undefined
\IfFileExists{t1\CJKKO@mjfont .fd}{%
\CJKKO@hangulspaceglue{t1\CJKKO@mjfont m}% space glue from hangul font
}{}
\fi\fi
\else
\CJKfamily{\CJKKO@gtfont}
\AddToHook{normalfont}{\CJKfamily{\CJKKO@gtfont}}
\if@hangul\ifx\usecjk@@font\undefined
\IfFileExists{t1\CJKKO@gtfont .fd}{%
\CJKKO@hangulspaceglue{t1\CJKKO@gtfont m}% space glue from hangul font
}{}
\fi\fi
\fi
}
\def\CJKKO@hangulspaceglue#1{\@ifclassloaded{minimal}{}{%
\bgroup
\@for\reserved@a:=,\small,\footnotesize,\large,\Large,\LARGE\do{%
\reserved@a
\font\x=#1 at \f@size\p@
\fontdimen2\font=\fontdimen2\x
\fontdimen3\font=.5\fontdimen2\x
\fontdimen4\font=.3333\fontdimen2\x
\fontdimen7\font=\fontdimen7\x }%
\egroup }}
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% dotemph
% Users can redefine \dotemphchar and \dotemphraise
\ifx\usedot@mph\undefined
\def\dotemph{\PackageError{cjkutf8-ko}
{To enable \string\dotemph, package option [usedotemph] is required}
{CJKfntef.sty will be automatically loaded if [usedotemph] option is given}}
\else
% CJKglue should be skip only. seems to do with \LA@CJKglue in CJKulem.sty
\RequirePackage{ulem}[2000/05/26]
\addto@hook\UL@hook{\let\CJKglue\HangulGlue}
\RequirePackage{CJKfntef}
\normalem % users should declare \ULforem to enable underlining for \emph
\ifx\dotemphraise\undefined \def\dotemphraise{0.5ex}\fi
\ifx\dotemphchar\undefined \def\dotemphchar{\bfseries\Unicode{"02}{"D9}}\fi
% user command: dotemph
\DeclareRobustCommand*\dotemph{%
\CJKunderanysymbol{-\dotemphraise}{\dotemphchar}}
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%
% start CJK env
\def\HangulGlue{\hskip0pt plus.1ex minus.01em }
\def\HangulPenalty{\ifnum\lastpenalty=\z@ \penalty50 \fi}
\def\CJKglue{\HangulPenalty\HangulGlue}
\def\CJKpostmathglue{\HangulPenalty\hskip.25ex plus.1ex minus.05ex }
\CJKspace
\CJK@envStart{}{UTF8}{\CJKKO@mjfont}
\makeatletter
% protect utf8 octets
\count@"80 \loop
\begingroup
\lccode`\~\count@
\lowercase{\endgroup \protected\edef~{\unexpanded\expandafter{~}}}
\ifnum\count@<"F4 \advance\count@\@ne \repeat
%%%%%%%%%%%%%%%%%%%%%%%%%
% italic correction after cjk
\AddToHook{cmd/maybe@ic@/before}{%
\let\CJKKO@wasCJK\undefined
\ifnum\lastkern=\@ne
\unkern\unkern
\let\CJKKO@wasCJK\empty
\fi
}
\AddToHook{cmd/maybe@ic@/after}{%
\ifx\CJKKO@wasCJK\empty
\CJK@CJK
\CJKKO@check@next@tok@
\let\CJKKO@wasCJK\undefined
\fi
}
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% CJKscale: scale CJK char size
\def\CJKscale#1{%
\ifx\usecjk@@font\undefined
\def\CJK@scale{#1}%
\else
\PackageError{cjkutf8-ko}
{\string\CJKscale\space is not allowed}
{\string\CJKscale\space cannot be used with option [usecjkt1font]}
\fi}
\@onlypreamble\CJKscale
\def\cancelCJKscale{\let\CJK@scale\undefined}
\@onlypreamble\cancelCJKscale
\AtBeginDocument{
\ifx\usecjk@@font\undefined
\ifx\CJK@scale\undefined\else
% redefine \CJK@empty
\AddToHook{cmd/CJK@empty/before}{\afterassignment\CJKKO@@empty@insert}
\def\CJKKO@@empty@insert{\@tempdimb\CJK@scale\@tempdimb}
% end of redefinition
\if@hangul % hangul is main language
% scale space glue
\@ifclassloaded{minimal}{}{%
\bgroup
\@for\reserved@a:=,\small,\footnotesize,\large,\Large,\LARGE\do{%
\fontdimen2\font=\CJK@scale\fontdimen2\font
\fontdimen3\font=\CJK@scale\fontdimen3\font
\fontdimen4\font=\CJK@scale\fontdimen4\font
\fontdimen7\font=\CJK@scale\fontdimen7\font}
\egroup
}
% scale parindent, footnotesep, footins
\parindent\CJK@scale\parindent
\footnotesep\CJK@scale\footnotesep
\skip\footins=\CJK@scale\skip\footins plus6pt minus3pt
% scale linespread
\@tempdima\baselinestretch\p@
\@tempdima\CJK@scale\@tempdima
\edef\reserved@a{\strip@pt\@tempdima}
\expandafter\expandafter\expandafter\linespread\expandafter{\reserved@a}
\selectfont
\fi
\fi\fi
}
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% insert CJKglue before opening ascii and letter
\def\CJK@ignorespaces{%
\ifnum\lastkern=\@ne
\spacefactor\@m % was normal cjk, so sf=1000
\expandafter\expandafter\expandafter\CJKKO@check@next@tok
\fi}
\def\CJKKO@check@next@tok{\futurelet\@let@token\CJKKO@check@next@tok@}
\def\CJKKO@check@next@tok@{%
\ifx\@let@token(\CJKglue\else
\ifx\@let@token`\CJKglue\else
\ifx\@let@token[\CJKglue\else
\ifx\@let@token<\CJKglue\else
\ifx\@let@token\{\CJKglue\else
\ifcat\noexpand\@let@token\CJKKO@catcodeXI
\CJKglue
\fi\fi\fi\fi\fi\fi}
\begingroup
\catcode`\A=11 \global\let\CJKKO@catcodeXI=A
\endgroup
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% allow break after ascii (except opening) and before cjk
%%% not a good solution. but...
\sfcode16=998 % t1 ``
\sfcode40=998 % (
\sfcode60=998 % <
\sfcode91=998 % [
\sfcode92=998 % ot1 ``
\sfcode96=998 % `
\sfcode102=998 % oms {
\sfcode123=998 % t1 {
\AddToHook{cmd/CJK@testLastCJK/after}{%
\ifnum\lastkern=\@ne
\else
\ifhmode
\ifnum\lastkern=\tw@\else
\ifnum\lastskip=\z@ % last node is not space (?)
\ifnum\lastpenalty=\z@ % last node is not penalty (?)
\ifnum\spacefactor=998 \else % last char is not opening ascii
\ifx\CJK@plane\undefined\else
\CJK@testPostPunct{\CJK@@@enc}{\CJK@plane}{\CJK@gtemp}%
\fi
\ifCJK@
\global\CJK@false
\else % this char is not closing cjk
\ifnum\lastnodetype=10 \CJKpostmathglue % after math-off
\else \CJKglue \fi
\fi
\fi\fi\fi\fi\fi
\fi
}
%%%%%%%%%%%%%%%%%%%%%%%%%
% half-width puncts
\def\CJKKO@XXX@plane{30}
\def\CJKKO@FF@plane{ff}
\DeclareRobustCommand\CJKpunctsymbol[1]{%
\ifx\CJK@plane\CJKKO@XXX@plane
\ifcase#1\CJKsymbol{#1}% 3000
\or \CJKKO@normal@punct{#1}% 3001
\or \CJKKO@normal@punct{#1}% 3002
\or \CJKsymbol{#1}% 3003
\or \CJKsymbol{#1}% 3004
\or \CJKsymbol{#1}% 3005
\or \CJKsymbol{#1}% 3006
\or \CJKsymbol{#1}% 3007
\or \CJKKO@opening@punct{#1}% 3008
\or \CJKKO@normal@punct{#1}% 3009
\or \CJKKO@opening@punct{#1}% 300A
\or \CJKKO@normal@punct{#1}% 300B
\or \CJKKO@opening@punct{#1}% 300C
\or \CJKKO@normal@punct{#1}% 300D
\or \CJKKO@opening@punct{#1}% 300E
\or \CJKKO@normal@punct{#1}% 300F
\or \CJKKO@opening@punct{#1}% 3010
\or \CJKKO@normal@punct{#1}% 3011
\or \CJKsymbol{#1}% 3012
\or \CJKsymbol{#1}% 3013
\or \CJKKO@opening@punct{#1}% 3014
\or \CJKKO@normal@punct{#1}% 3015
\or \CJKKO@opening@punct{#1}% 3016
\or \CJKKO@normal@punct{#1}% 3017
\or \CJKKO@opening@punct{#1}% 3018
\or \CJKKO@normal@punct{#1}% 3019
\or \CJKKO@opening@punct{#1}% 301A
\or \CJKKO@normal@punct{#1}% 301B
\else \CJKsymbol{#1}%
\fi
\else
\ifx\CJK@plane\CJKKO@FF@plane
\ifnum#1="08 \CJKKO@opening@punct{#1}% FF08
\else\ifnum#1="09 \CJKKO@normal@punct{#1}% FF09
\else \CJKsymbol{#1}%
\fi\fi
\else
\CJKsymbol{#1}%
\fi
\fi}
\def\CJKKO@opening@punct#1{\leavevmode\hbox to.5em{\hss\CJKsymbol{#1}}}
\def\CJKKO@normal@punct#1{\leavevmode\hbox to.5em{\CJKsymbol{#1}\hss}}
\AtBeginDocument{
\DeclareUnicodeCharacter{00B7}
{\leavevmode\kern.25em \Unicode{0}{"B7}\hskip.25em\relax}
}
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% lowercjkchar: eg, \lowercjkchar{-0.1em}
%%% do NOT use unit ex; hangul subfonts may not have x-height
\def\lowercjkchar#1{%
\ifx\usecjk@@font\undefined
\def\CJK@charlower{#1}%
\else
\PackageError{cjkutf8-ko}
{\string\lowercjkchar\space is not allowed}
{\string\lowercjkchar\space cannot be used with option [usecjkt1font]}
\fi}
\let\lowerCJKchar\lowercjkchar
\@onlypreamble\lowercjkchar \@onlypreamble\lowerCJKchar
\def\cancellowercjkchar{\let\CJK@charlower\undefined}
\let\cancellowerCJKchar\cancellowercjkchar
\@onlypreamble\cancellowercjkchar \@onlypreamble\cancellowerCJKchar
\AtBeginDocument{
\ifx\usecjk@@font\undefined
\ifx\CJK@charlower\undefined\else
\AddToHook{cmd/CJKsymbol/before}{\leavevmode\lower\CJK@charlower\hbox\bgroup}
\AddToHook{cmd/CJKsymbol/after}{\egroup}
\fi\fi
}
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% nanummj has no hanja : texlive only
\def\CJKKO@mjdefault{nanummj}
\ifx\CJKKO@mjfont\CJKKO@mjdefault
\RequirePackage{cjkutf8-nanummjhanja}
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% auto-josa, light version
\RequirePackage{cjkutf8-josa}
%%%%%%%%%%%%%%%%%%%%%%%%%
% hangul captions, labels, and spacing
\RequirePackage{kolabels-utf}
\if@hangul
\RequirePackage{konames-utf}
\linespread{1.3888}
\footnotesep=1.3888\footnotesep
\skip\footins=1.3888\skip\footins plus6pt minus3pt
\frenchspacing
\fi
%\ifx\usecjk@@font\undefined
% \CJKscale{0.95}
% \lowercjkchar{-0.07em}
%\fi
%%%%%%%%%%%%%%%%%%%%%%%%%
%%% use pdftex's pdfgentounicode
\ifpdf
\ifx\pdfgentounicode\undefined\else
\ifx\use@cjk@cmap@\relax % truetype
\ifx\pdfnobuiltintounicode\undefined\else
\AddToHook{cmd/CJK@addcmap/after}{\pdfnobuiltintounicode\font@name }
\fi
\else % type1
\let\CJK@addcmap\@gobble
\fi
\fi
\fi
%%%%%%%%%%%%%%%%%%%%%%%%%
% allow non-cjk characters in labels
\def\CJK@XX#1#2{%
\ifx #2\protect
\expandafter\CJK@XXp\expandafter#1%
\else
\ifincsname \string#1\string#2\else % added
\expandafter\ifx\csname u8:\string #1\string #2\endcsname \relax
\csname CJK@\number `#1\endcsname{`#2}%
\expandafter\expandafter % added wrt allowbreak before (
\expandafter\CJK@ignorespaces
\else
\csname u8:\string #1\string #2\endcsname
\fi
\fi % added
\fi}
\def\CJK@XXX#1#2#3{%
\ifx #2\protect
\expandafter\CJK@XXXp\expandafter#1#3%
\else
\ifincsname \string#1\string#2\string#3\else % added
\expandafter\ifx\csname u8:\string #1\string #2\string #3\endcsname \relax
\csname CJK@\number `#1\endcsname{`#2}{`#3}%
\expandafter\expandafter % added wrt allowbreak before (
\expandafter\CJK@ignorespaces
\else
\csname u8:\string #1\string #2\string #3\endcsname
\fi
\fi % added
\fi}
\def\CJK@XXXX#1#2#3#4{%
\ifx #2\protect
\expandafter\CJK@XXXXp\expandafter#1#3%
\else
\ifincsname \string#1\string#2\string#3\string#4\else % added
\csname CJK@\number `#1\endcsname{`#2}{`#3}{`#4}%
\expandafter % added wrt allowbreak before (
\CJK@ignorespaces
\fi % added
\fi}
%%% for fancyvrb/verbments package
%\AddToHook{env/VerbatimOut/begin}{\CJK@makeInactive}
%%% hyperref bookmarks.
\ifx\pdfstringdefPreHook\undefined
\let\pdfstringdefPreHook\empty
\fi
\g@addto@macro\pdfstringdefPreHook{%
\let\dotemph\@firstofone
}
%%% ignore variation selectors for korean hanja
\DeclareUnicodeCharacter{FE00}{}
\DeclareUnicodeCharacter{FE01}{}
\DeclareUnicodeCharacter{FE02}{}
\endinput
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