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%%
%% This is file 'pxjahyper-enc.sty'.
%%
%% Copyright (c) 2012-2021 Takayuki YATO (aka. "ZR")
%% GitHub: https://github.com/zr-tex8r
%% Twitter: @zr_tex8r
%%
%% This package is distributed under the MIT License.
%%
%% package declaration
\NeedsTeXFormat{pLaTeX2e}
\ProvidesPackage{pxjahyper-enc}[2021/06/06 v0.9c]
\def\pxhe@pkgname{pxjahyper-enc}
\providecommand{\bxDebug}[1]{}
%--------------------------------------- package options
%% variables
\let\pxhe@driver=d
% driver options
\DeclareOption{dvipdfmx}{%
\let\pxhe@driver=d\relax
}
\DeclareOption{dvips}{%
\let\pxhe@driver=s\relax
}
\DeclareOption{nodvidriver}{%
\let\pxhe@driver=0\relax
}
% dispatch
\ProcessOptions*
%--------------------------------------- user interface
%% variables
\let\pxhe@bigcode=t
\let\pxhe@default@tounicode=t
%%<*> \suppressbigcode
\@onlypreamble\suppressbigcode
\newcommand*\suppressbigcode{%
\global\let\pxhe@bigcode=f\relax
}
%%<*> \suppressdefaulttounicode
\@onlypreamble\suppressdefaulttounicode
\newcommand*\suppressdefaulttounicode{%
\global\let\pxhe@default@tounicode=f\relax
}
%%<+> \pxjahyperToUnicodeSpecial{<name>}
\newcommand*\pxjahyperToUnicodeSpecial[1]{%
\edef\pxhe@tmpa{%
\noexpand\pxhe@begin@dvi@hook{\special{pdf:tounicode #1}}%
}\pxhe@tmpa
}
%--------------------------------------- environment
%% check
\ifx d\pxhe@driver\else
\ifx s\pxhe@driver
\PackageWarningNoLine\pxhe@pkgname
{Unsupported driver (dvips)}
\fi
\let\pxhe@begin@dvi@hook\@gobble
\expandafter\endinput\fi\relax
%% switch 'pxhe@new@hook@system'
\newif\ifpxhe@new@hook@system
\@ifl@t@r\fmtversion{2020/10/01}{\pxhe@new@hook@systemtrue}{}
%% \pxhe@jcode
\ifnum \jis"2121="8140
\let\pxhe@jcode=s\relax
\else\ifnum\jis"2121="A1A1
\let\pxhe@jcode=e\relax
\else\ifnum\jis"2121="3000
\let\pxhe@jcode=u\relax
\fi\fi\fi
\ifx\pxhe@jcode\@undefined
\PackageError\pxhe@pkgname
{Unknown internal kanji code}
{Package loading is aborted right now.}
\expandafter\endinput
\fi
%--------------------------------------- begin-dvi hook (new)
\ifpxhe@new@hook@system
%% \pxhe@hook@label
\def\pxhe@hook@label{pxjahyper/enc}
%% \pxhe@begin@dvi@hook{<text>}
\def\pxhe@begin@dvi@hook#1{%
\AddToHook{shipout/firstpage}[\pxhe@hook@label]{#1}%
}
%% declare necessary rules
\DeclareHookRule{shipout/firstpage}{\pxhe@hook@label}{<}{hyperref}
\fi
%--------------------------------------- begin-dvi hook (old)
\ifpxhe@new@hook@system\else
%% packages
\RequirePackage{atbegshi}[2011/10/05]% v1.16
%% \pxhe@begin@dvi@hook{<text>}
\def\pxhe@begin@dvi@hook#1{%
\begingroup
\toks\z@{#1}%
\toks\tw@\expandafter{\AtBegShi@HookFirst}%
\xdef\AtBegShi@HookFirst{\the\toks@\the\toks\tw@}%
\endgroup
}
\fi
%--------------------------------------- default tounicode special
%% \pxhe@cmap@name
\def\pxhe@cmap@name{%
\if e\pxhe@jcode % euc
EUC-UCS2%
\else\if s\pxhe@jcode % sjis
90ms-RKSJ-UCS2%
\else\if t\pxhe@bigcode % ucs, bigcode
UTF8-UTF16%
\else % ucs, no bigcode
UTF8-UCS2%
\fi\fi\fi
}
%% \pxhe@do@default@tounicode
\def\pxhe@do@default@tounicode{%
\if t\pxhe@default@tounicode
\special{pdf:tounicode \pxhe@cmap@name}%
\fi
}
\pxhe@begin@dvi@hook{\pxhe@do@default@tounicode}
%--------------------------------------- done
\endinput
%% EOF
|
