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pxjahyper.sty
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%%
%% This is file 'pxjahyper.sty'.
%%
%% Copyright (c) 2012-2024 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}[2024/08/25 v1.5]
\def\pxhy@pkgname{pxjahyper}
\providecommand{\bxDebug}[1]{}
%--------------------------------------- Preparations
%% error messages
\def\pxhy@error{\PackageError\pxhy@pkgname}
\@onlypreamble\pxhy@eh@fatal
\def\pxhy@eh@fatal{%
Package loading is aborted right now.\MessageBreak\@ehc
}
%% packages
\RequirePackage{keyval}\relax
\RequirePackage{ltxcmds}[2011/08/22]% v1.21
%% variables
\newif\ifpxhy@ptex
\newif\ifpxhy@uptex
\newif\ifpxhy@etex
\newif\ifpxhy@etoolbox
\chardef\pxhy@hook@system=0
\newif\ifpxhy@tounicode
\newif\ifpxhy@uniescape
\newif\ifpxhy@bigcode
\let\pxhy@bigcode@given\relax
\newif\ifpxhy@papersize
\newif\ifpxhy@charcmds
\chardef\pxhy@driver@none=0
\chardef\pxhy@driver@dvipdfmx=1
\chardef\pxhy@driver@dvips=2
\let\pxhy@driver\@undefined
\newif\ifpxhy@hy@unicode
\newif\ifpxhy@jacommentline
\newif\ifpxhy@disablecmds
\newif\ifpxhy@otfutf
\newif\ifpxhy@otfcid
\newif\ifpxhy@otfmacros
\newif\ifpxhy@Uchar@avail
\newif\ifpxhy@ucs@avail
\newif\ifpxhy@toucs@avail
\let\pxhy@jsclasses@name\relax
\newif\ifpxhy@jlreq@cls
\newif\ifpxhy@fallback@geta
\newif\ifpxhy@fallback@warn
\newif\ifpxhy@fallback@cidm
\newif\ifpxhy@extjis@map
\newif\ifpxhy@extjis@use
\newif\ifpxhy@ajhankaku@chars
%%<*> \pxjahypersetup{<key>=<value>,...}
\@ifdefinable\pxjahypersetup{%
\DeclareRobustCommand*\pxjahypersetup{%
\setkeys{\pxhy@pkgname}%
}%
}
%% \pxhy@handle@key{<key>}{<value>}{<name>}
\def\pxhy@handle@key#1#2#3{%
\expandafter\let\expandafter\pxhy@tmpa\csname pxhy@#3\endcsname
\ifx\pxhy@tmpa\relax
\PackageError\pxhy@pkgname
{Invalid value for key '#1':\MessageBreak\@spaces#2}%
{\@eha}%
\else \pxhy@tmpa
\fi
}
%--------------------------------------- Package options
%% DVI drivers
\DeclareOption{dvipdfmx}{%
\let\pxhy@driver\pxhy@driver@dvipdfmx
}
\DeclareOption{dvipdfm}{%
\let\pxhy@driver\pxhy@driver@dvipdfmx
}
\DeclareOption{dvips}{%
\let\pxhy@driver\pxhy@driver@dvips
}
\DeclareOption{nodvidriver}{%
\let\pxhy@driver\pxhy@driver@none
}
\DeclareOption{resetdvidriver}{%
\let\pxhy@driver\@undefined
}
\DeclareOption{autodvidriver}{% DEPRECATED
\let\pxhy@driver\@undefined
}
\DeclareOption{auto}{% DEPRECATED
\let\pxhy@driver\@undefined
}
%% operation modes
\DeclareOption{tounicode}{%
\pxhy@tounicodetrue
}
\DeclareOption{notounicode}{%
\pxhy@tounicodefalse
}
\DeclareOption{out2uni}{%
\pxhy@uniescapetrue
}
\DeclareOption{noout2uni}{%
\pxhy@uniescapefalse
\let\pxhy@nouniescape@given=t
}
\DeclareOption{convbkmk}{%
\pxhy@uniescapetrue
}
\DeclareOption{noconvbkmk}{%
\pxhy@uniescapefalse
\let\pxhy@nouniescape@given=t
}
%% others
\DeclareOption{papersize}{%
\pxhy@papersizetrue
}
\DeclareOption{nopapersize}{%
\pxhy@papersizefalse
}
\DeclareOption{charcmds}{%
\pxhy@charcmdstrue
}
\DeclareOption{nocharcmds}{%
\pxhy@charcmdsfalse
}
\pxhy@bigcodetrue
\DeclareOption{bigcode}{%
\pxhy@bigcodetrue
\let\pxhy@bigcode@given=t
}
\DeclareOption{nobigcode}{%
\pxhy@bigcodefalse
}
\DeclareOption{jacommentline}{%
\pxhy@jacommentlinetrue
}
\DeclareOption{nojacommentline}{%
\pxhy@jacommentlinefalse
}
\DeclareOption{disablecmds}{%
\pxhy@disablecmdstrue
}
\DeclareOption{nodisablecmds}{%
\pxhy@disablecmdsfalse
}
\DeclareOption{otfutf}{%
\pxhy@otfutftrue
}
\DeclareOption{nootfutf}{%
\pxhy@otfutffalse
}
\DeclareOption{otfcid}{%
\pxhy@otfcidtrue
}
\DeclareOption{nootfcid}{%
\pxhy@otfcidfalse
}
\pxhy@otfmacrostrue
\DeclareOption{otfmacros}{%
\pxhy@otfmacrostrue
\let\pxhy@otfmacros@given=t
}
\DeclareOption{nootfmacros}{%
\pxhy@otfmacrosfalse
}
\DeclareOption{fallback-geta}{% DEPRECATED
\pxjahypersetup{fallback=geta}%
}
\DeclareOption{fallback-delete}{% DEPRECATED
\pxjahypersetup{fallback=delete}%
}
\DeclareOption{force-unicode}{% DEPRECATED
\PackageWarningNoLine\pxhy@pkgname
{'force-unicode' is DEPRECATED and ignored}%
}
\DeclareOption{disable-Ux}{% for debug
\let\pxhy@disable@Ux=t
}
%% key-value options
\DeclareOption*{%
\expandafter\pxjahypersetup\expandafter{\CurrentOption}%
}
% 'fallback=geta|delete'
\pxhy@fallback@getatrue
\define@key{\pxhy@pkgname}{fallback}{%
\pxhy@handle@key{fallback}{#1}{kv@fallback@@#1}%
}
\let\pxhy@kv@fallback@@geta\pxhy@fallback@getatrue
\let\pxhy@kv@fallback@@delete\pxhy@fallback@getafalse
% 'fallback-warn=<bool>'
\pxhy@fallback@warntrue
\define@key{\pxhy@pkgname}{fallback-warn}[true]{%
\pxhy@handle@key{fallback-warn}{#1}{fallback@warn#1}%
}
% 'fallback-cidm=<bool>'
\pxhy@fallback@cidmtrue
\define@key{\pxhy@pkgname}{fallback-cidm}[true]{%
\pxhy@handle@key{fallback-cidm}{#1}{fallback@cidm#1}%
}
% 'extjis=<bool>'
\pxhy@extjis@usetrue
\define@key{\pxhy@pkgname}{extjis}[true]{%
\pxhy@handle@key{extjis}{#1}{extjis@use#1}%
}
% 'ajhankaku-chars=<bool>'
\define@key{\pxhy@pkgname}{ajhankaku-chars}[true]{%
\pxhy@handle@key{ajhankaku-chars}{#1}{ajhankaku@chars#1}%
}
%% dispatch
\ExecuteOptions{%
resetdvidriver,tounicode,papersize,charcmds,jacommentline,%
disablecmds,otfutf,otfcid%
}
\ProcessOptions*
%--------------------------------------- Environment check
%% The hyperref package must be loaded in advance.
\@ifpackageloaded{hyperref}{}{%else
\pxhy@error{Package 'hyperref' is not yet loaded}
{\pxhy@eh@fatal}%
\endinput
}
%% Check for the hyperref option 'unicode'.
\expandafter\ifx\csname ifHy@unicode\expandafter\endcsname
\csname iftrue\endcsname
\pxhy@hy@unicodetrue
\fi
\AtBeginDocument{%
\@tempswafalse
\expandafter\ifx\csname ifHy@unicode\expandafter\endcsname
\csname iftrue\endcsname
\@tempswatrue
\fi
\ifnum0\ifpxhy@hy@unicode1\fi\if@tempswa1\fi=1
\PackageError\pxhy@pkgname
{You must not change the encoding setting of hyperref\MessageBreak
(e.g. 'unicode') after pxjahyper is loaded}%
{\@ehc}%
\fi
}
%% Check hyperref driver.
\ifx\pxhy@driver\@undefined
\let\pxhy@driver\pxhy@driver@none
\def\pxhy@tmpa{hdvipdfm}
\ifx\Hy@driver\pxhy@tmpa
\let\pxhy@driver\pxhy@driver@dvipdfmx
\fi
\def\pxhy@tmpa{hdvips}
\ifx\Hy@driver\pxhy@tmpa
\let\pxhy@driver\pxhy@driver@dvips
\fi
\ifnum\pxhy@driver=\pxhy@driver@none \ifx\Hy@driver\@undefined\else
\PackageWarningNoLine\pxhy@pkgname
{Unknown hyperref driver: \Hy@driver}
\fi\fi
\fi
%% Check the engine.
\@onlypreamble\pxhy@check
\def\pxhy@check#1#2{%
\edef\pxhy@tmpa{\string#1}%
\edef\pxhy@tmpb{\meaning#1}%
\ifx\pxhy@tmpa\pxhy@tmpb #2\fi
}
\pxhy@check\eTeXversion{%
\pxhy@etextrue
\IfFileExists{etoolbox.sty}{\pxhy@etoolboxtrue}{}%
}
\pxhy@check\kanjiskip{%
\pxhy@ptextrue
\pxhy@check\ucs{%
\pxhy@check\ptexversion{\pxhy@uptextrue}
\pxhy@check\kchardef{\pxhy@uptextrue}
\ifpxhy@uptex\else % upTeX v<0.10
\pxhy@error{This upTeX engine is too old}
{\pxhy@eh@fatal}
\endinput
\fi % only upTeX in Unicode is seen as upTeX
\ifnum\ucs"3000="3000 \else \pxhy@uptexfalse \fi
}
}
\ifpxhy@ptex\else
\pxhy@error{Unknown engine used}%
{\pxhy@eh@fatal}
\expandafter\endinput
\fi
%% pxhy@Uchar@avail switch
\pxhy@check\Uchar{\pxhy@Uchar@availtrue}
%% pxhy@ucs@avail switch
\pxhy@check\ucs{\pxhy@ucs@availtrue}
%% pxhy@toucs@avail switch
\pxhy@check\toucs{\pxhy@toucs@availtrue}
%% pxhy@extjis@map switch
% Note that 'tounicode' is necessary.
\ifpxhy@etex \ifpxhy@uptex\else \ifpxhy@tounicode
\pxhy@extjis@maptrue
\fi\fi\fi
%% Check the document class.
% jlreq
\ifpxhy@etex
\ifx\jlreqsetup\@undefined\else \pxhy@jlreq@clstrue \fi
\fi
% jsclasses
\@ifclassloaded{jsarticle}{\def\pxhy@jsclasses@name{jsarticle}}{}
\@ifclassloaded{jsbook}{\def\pxhy@jsclasses@name{jsbook}}{}
\ifx\bxjs@clsname\@undefined\else \let\pxhy@jsclasses@name\relax \fi
\ifx\jsc@clsname\@undefined\else \let\pxhy@jsclasses@name\jsc@clsname \fi
%% Check for the new hook system.
\@ifl@t@r\fmtversion{2021/11/15}{%
\chardef\pxhy@hook@system=2
}{\@ifl@t@r\fmtversion{2020/02/02}{%
% NB. We need to support this intermediate version, because
% the hook order matters here.
\chardef\pxhy@hook@system=1
}{}}
%% adjustment
% bigcode cannot be used without upTeX.
\ifpxhy@bigcode \ifpxhy@uptex\else
\pxhy@bigcodefalse
\ifx t\pxhy@bigcode@given
\PackageWarningNoLine\pxhy@pkgname
{bigcode is invalid without upTeX}
\fi
\fi\fi
%% pxhy@uniescape switch
\ifnum\pxhy@driver=\pxhy@driver@dvips \ifx t\pxhy@nouniescape@given\else
\pxhy@uniescapetrue
\fi\fi
%% \pxhy@if@really@unicode{<true>}{<false>}
% Tests if hyperref unicode-mode is *currently* in effect.
% (Assuming unicode-mode is enabled by the settings.)
\let\pxhy@if@really@unicode\@undefined
% hyperref 'unicode' mode
\ifpxhy@hy@unicode
\pxhy@uniescapefalse
%\pxhy@otfutftrue
% placed at the top of the hook
\AtEndOfPackage{\ltx@GlobalPrependToMacro\pdfstringdefPreHook{%
\ifx\ifpdfstringunicode\@undefined
\ifHy@unicode \let\pxhy@if@really@unicode\@firstoftwo
\else \let\pxhy@if@really@unicode\@secondoftwo
\fi
\else % '\ifpdfstringunicode' is provided by hyperref
\let\pxhy@if@really@unicode\ifpdfstringunicode
\fi
}}
\fi
% otfcid requrires otfutf.
\ifpxhy@otfutf \else \ifpxhy@otfcid
\PackageInfo\pxhy@pkgname
{Option 'nootfcid' is assumed\MessageBreak
because 'nootfutf' is effective\@gobble}
\pxhy@otfcidfalse
\fi\fi
% otfmacros requrires otfcid.
\ifpxhy@otfcid \else \ifpxhy@otfmacros
\PackageInfo\pxhy@pkgname
{Option 'nootfmacros' is assumed\MessageBreak
because 'nootfcid' is effective\@gobble}
\pxhy@otfmacrosfalse
\fi\fi
%% in nodvidriver mode
\ifnum\pxhy@driver=\pxhy@driver@none
\pxhy@papersizefalse
\pxhy@charcmdsfalse
\fi
\bxDebug{****pxjahyper env^^J%
pxhy@ptex = \ifpxhy@ptex true\else false\fi^^J%
pxhy@uptex = \ifpxhy@uptex true\else false\fi^^J%
pxhy@etex = \ifpxhy@etex true\else false\fi^^J%
pxhy@etoolbox = \ifpxhy@etoolbox true\else false\fi^^J%
pxhy@hook@system = \the\pxhy@hook@system^^J%
pxhy@tounicode = \ifpxhy@tounicode true\else false\fi^^J%
pxhy@uniescape = \ifpxhy@uniescape true\else false\fi^^J%
pxhy@bigcode = \ifpxhy@bigcode true\else false\fi^^J%
pxhy@papersize = \ifpxhy@papersize true\else false\fi^^J%
pxhy@charcmds = \ifpxhy@charcmds true\else false\fi^^J%
pxhy@driver = \the\pxhy@driver^^J%
ifpxhy@hy@unicode = \ifpxhy@hy@unicode true\else false\fi^^J%
pxhy@jacommentline = \ifpxhy@jacommentline true\else false\fi^^J%
pxhy@disablecmds = \ifpxhy@disablecmds true\else false\fi^^J%
pxhy@otfutf = \ifpxhy@otfutf true\else false\fi^^J%
pxhy@otfcid = \ifpxhy@otfcid true\else false\fi^^J%
pxhy@otfmacros = \ifpxhy@otfmacros true\else false\fi^^J%
pxhy@fallback@geta = \ifpxhy@fallback@geta true\else false\fi^^J%
}
%--------------------------------------- Helpers
%% unique tokens
\def\pxhy@end{\pxhy@end@}
\def\pxhy@mt{\pxhy@mt@}
\let\pxhy@mk\indent % unexpandable
%% \pxhy@begin@dvi@hook{<text>}
\ifnum\pxhy@hook@system>0
\def\pxhy@begin@dvi@hook#1{%
\AddToHook{shipout/firstpage}{#1}%
}
\DeclareHookRule{shipout/firstpage}{.}{>}{hyperref}
\else
\RequirePackage{atbegshi}[2011/10/05]% v1.16
\def\pxhy@begin@dvi@hook#1{%
\AtBeginShipoutFirst{#1}%
}
\fi
%% \pxhy@get@jchar{<num>}
% Let \pxhy@jchar a macro expanding to a single jchar token
% of the char code <num>.
\def\pxhy@get@jchar#1{%
\begingroup
\pxhy@forcecjktoken{#1}%
\kansujichar\@ne=#1\relax
\xdef\pxhy@jchar{\kansuji\@ne}%
\endgroup
}
%% \pxhy@let@jchar@jc\CS{<jis-code>}
\def\pxhy@let@jchar@jc#1#2{%
\pxhy@get@jchar{\jis"#2}%
\let#1\pxhy@jchar
}
%% \pxhy@forcecjktoken{<code>}
\ifpxhy@uptex
\ifx\forcecjktoken\@undefined
\def\pxhy@forcecjktoken#1{\kcatcode#1=18 }
\else \def\pxhy@forcecjktoken#1{\forcecjktoken}
\fi
\else
\def\pxhy@forcecjktoken#1{\relax}
\fi
%% \pxhy@geta : GETA MARK
\pxhy@let@jchar@jc\pxhy@geta{222E}
%% \pxhy@print@geta
\def\pxhy@print@geta{%
\ifpxhy@fallback@geta \pxhy@geta \fi
}
%% \pxhy@hook@after@package{<package-name>}{<code>}
\@onlypreamble\pxhy@hook@after@package
\def\pxhy@hook@after@package#1#2{%
\ifcase\pxhy@hook@system
\AtBeginDocument{%
\@ifpackageloaded{#1}{#2}{}%
}%
\or
\@ifpackageloaded{#1}{#2}{%
\AddToHook{package/after/#1}{#2}%
}%
\or
\@ifpackageloaded{#1}{#2}{%
\AddToHook{package/#1/after}{#2}%
}%
\fi
}
%% \pxhy@triexpandafter
\def\pxhy@triexpandafter{%
\expandafter\expandafter\expandafter
}
%% \pxhy@csletcs{<csname1>}{<csname2>}
\def\pxhy@csletcs#1#2{%
\expandafter\let\csname#1\expandafter\endcsname\csname#2\endcsname
}
%% \pxhy@cond\ifXXX<arg>\fi{<true>}{<false>}
% Does the test "\ifXXX<arg>", with immediate exit from the
% induced if-level.
\@gobbletwo\if\if \def\pxhy@cond#1\fi{%
#1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi
}
%% \pxhy@ifempty{<text>}{<true>}{<false>}
\def\pxhy@ifempty#1{%
\pxhy@cond\ifx\pxhy@mt#1\pxhy@mt\fi
}
%% \pxhy@E\newrobustcmd*\CS...
% Does \newrobustcmd* if etoolbox is available;
% does \DeclareRobustCommand* otherwise.
\def\pxhy@E\newrobustcmd*#1{%
\def\pxhy@next{\providecommand*\pxhy@next}%
\@ifdefinable#1{\def\pxhy@next{\DeclareRobustCommand*#1}}%
\pxhy@next
}
%% \pxhy@read@num{<text>}\CScont
\def\pxhy@read@num#1{%
\expandafter\pxhy@read@num@a\number#1\pxhy@mk#1\pxhy@mk#1\pxhy@mk
}
\def\pxhy@read@num@a#1#2\pxhy@mk{%
\expandafter\pxhy@read@num@b\romannumeral\if-#1\else-\fi
}
\def\pxhy@read@num@b#1\pxhy@mk#2\pxhy@mk{%
\expandafter\pxhy@read@num@c\number\pxhy@ifempty{#1}{#2}{}\pxhy@mk
}
\def\pxhy@read@num@c#1\pxhy@mk#2{%
\pxhy@cond\ifnum#1<\z@\fi{#2{0}}{#2{#1}}%
}
%--------------------------------------- Helpers (e-TeX)
\ifpxhy@etex
%% packages
\ifpxhy@etoolbox
\RequirePackage{etoolbox}[2011/01/03]%v2.1
\robustify\pxjahypersetup
\let\pxhy@E\relax
\fi
%% \pxhy@if@star{<varient>}{<normal>}
% Expands to <varient> if followed by *, otherwise to <normal>.
\def\pxhy@if@star#1#2#3{% #3=next-arg
\expandafter\pxhy@if@star@a\expandafter @\detokenize{#3}@%
{#1}@*@{#2{#3}}\pxhy@mk
}
\def\pxhy@if@star@a#1@*@#2#3\pxhy@mk{#2}
%% \pxhy@if@opt{<true>}{<false>}
% Expands to <true>{<opt>} if followed by [<opt>], otherwise to <false>.
\def\pxhy@if@opt#1#2#3{% #3=next-arg
\expandafter\pxhy@if@opt@a\expandafter @\detokenize{#3}@%
{\pxhy@if@opt@b{#1}}@[@{#2{#3}}\pxhy@mk%]
}
\def\pxhy@if@opt@a#1@[@#2#3\pxhy@mk{#2}
\def\pxhy@if@opt@b#1#2]{#1{#2}}
%% \pxhy@xdetokenize{<text>}
\let\pxhy@xdetokenize\detokenize
\pxhy@check\expanded{%
\def\pxhy@xdetokenize#1{\detokenize\expandafter{\expanded{#1}}}%
}
\fi
%--------------------------------------- Load bxjatoucs
%% \pxhy@bxjatoucs@failure
% Holds the reason message if bxjatoucs is unavailable;
% otherwise equals to \relax.
\@onlypreamble\pxhy@bxjatoucs@failure
\let\pxhy@bxjatoucs@failure\relax
%% \pxhy@try@load@bxjatoucs
% Tries to load bxjatoucs. If that fails, then it sets the reason
% message to \pxhy@bxjatoucs@failure.
\@onlypreamble\pxhy@try@load@bxjatoucs
\def\pxhy@try@load@bxjatoucs{%
\global\let\pxhy@try@load@bxjatoucs\relax
\ifpxhy@etoolbox
% load bxjatoucs in "check mode"
\IfFileExists{bxjatoucs.sty}{%
\let\bxjatoucsCheckAvail=t
\RequirePackage{bxjatoucs}[]
\undef\bxjatoucsCheckAvail
}{}
% and judge availability
\ifundef\bxjaCidToUcs{%
\def\pxhy@bxjatoucs@failure{%
package 'bxjatoucs' is unavailable%
}%
}{}
\else\ifpxhy@etex
\def\pxhy@bxjatoucs@failure{%
package 'etoolbox' is unavailable%
}
\else
\def\pxhy@bxjatoucs@failure{%
e-TeX extension is unavailable%
}
\fi\fi
}
\@tempswafalse
\ifpxhy@uptex\else\ifpxhy@hy@unicode
\pxhy@try@load@bxjatoucs
\ifx\pxhy@bxjatoucs@failure\relax\else
\@tempswatrue
\fi
\fi\fi
\if@tempswa
\PackageError\pxhy@pkgname
{The hyperref 'unicode' mode is not supported\MessageBreak
because \pxhy@bxjatoucs@failure}%
{\pxhy@eh@fatal}%
\expandafter\endinput
\fi
%--------------------------------------- Output 'tounicode' special
\ifpxhy@tounicode
\ifnum\pxhy@driver=\pxhy@driver@dvipdfmx %<*dvipdfmx>
%% dvipdfmx
\RequirePackage{pxjahyper-enc}[]%
\ifpxhy@bigcode\else \suppressbigcode \fi
\fi %</dvipdfmx>
\fi
%--------------------------------------- Papersize special adjustment
\ifpxhy@papersize %<*papersize>
% When the magnification is in effect (i.e. \mag<>1000), hyperref
% emits a papersize special with wrong value. (dvipdfmx interprets
% the lengths in the special as 'true' lengths.) So here a papersize
% special with adjusted values will be output.
\ifnum\mag=1000 \else
\expandafter\ifx\csname ifHy@setpagesize\expandafter\endcsname
\csname iftrue\endcsname % hyperref setpagesize is on
\ifnum0<\mag \ifnum32768>\mag % \mag is in valid range
\begingroup
\@ifundefined{stockwidth}{}{%else
\ifdim\stockwidth>\z@ \ifdim\stockheight>\z@
\paperwidth=\stockwidth
\paperheight=\stockheight
\fi\fi
}%
\@tempcnta=\mag \advance\@tempcnta100000
\def\pxhy@next1#1#2#3#4#5\relax{%
\def\pxhy@tmpa{#1#2.#3#4#5}%
}%
\expandafter\pxhy@next\the\@tempcnta\relax
\paperwidth=\pxhy@tmpa\paperwidth
\paperheight=\pxhy@tmpa\paperheight
\ifdim\paperwidth>\z@ \ifdim\paperheight>\z@
\edef\pxhy@tmpa{%
\noexpand\pxhy@begin@dvi@hook{%
\special{papersize=\the\paperwidth,\the\paperheight}}%
}\pxhy@tmpa
\fi\fi
\endgroup
\fi\fi
\fi
\fi
\fi %</papersize>
%--------------------------------------- Code input processor
%% constants
\def\pxhy@uc@REPL{FFFD}
\def\pxhy@uc@XNAC{FDD1} % not-a-char codepoint used as marker
%% switch 'pxhy@utfXVI'
% Whether or not to convert to UTF-16.
\newif\ifpxhy@utfXVI
%% Generate tables
% - \pxhy@qh/XY -> Z ; \pxhy@hq/Z -> XY
% means XY (base-4) = Z (base-16)
% - \pxhy@lhq/ZW -> XY
% ZW (base-16) - 1 = XY (base-4)
% - \pxhy@hd/X
% uppercase of X if X is a (lower/uppercase) hexadecimal
% digit; otherwise undefined
\def\pxhy@next#1#2#3#4#5{%
\@namedef{pxhy@qh/#1#2}{#3}%
\@namedef{pxhy@hq/#3}{#1#2}%
\@namedef{pxhy@lhq/#4#5}{#1#2}%
}
\@for\pxhy@tmpa:={%
00001,01102,02203,03304,10405,11506,12607,13708,%
20809,2190A,22A0B,23B0C,30C0D,31D0E,32E0F,33F10}\do{%
\expandafter\pxhy@next\pxhy@tmpa
}
\def\pxhy@next#1{%
\lowercase{\def\pxhy@tmpb{#1}}%
\@namedef{pxhy@hd/#1}{#1}%
\@namedef{pxhy@hd/\pxhy@tmpb}{#1}%
}
\@tfor\pxhy@tmpa:=0123456789ABCDEF\do{%
\expandafter\pxhy@next\pxhy@tmpa
}
%% \pxhy@burst-`>...
\let\pxhy@burst\romannumeral
%% \pxhy@uchex{<hex>}
% "Distills" the code-value input. If the input is a hex notation of
% a valid code point of Unicode, then it passes the value to
% \pxhy@uchex@out in zero-padded 4-6 digits; otherwise passes FFFD
% to \pxhy@uchex@out.
% Moreover, when the switch pxhy@utfXVI is true, then conversion into
% UTF-16 is performed and each unit is passed to \pxhy@uchex@out
% in zero-padded 4 digits.
\def\pxhy@uchex#1{%
\pxhy@uchex@pre@a#1\relax{}\pxhy@mk\pxhy@end
}
\def\pxhy@uchex@pre@a{%
\expandafter\pxhy@uchex@pre@b\pxhy@burst-`>%
}
\def\pxhy@uchex@pre@b#1#{%
\pxhy@cond \ifx\pxhy@mt#1\pxhy@mt \fi{%
\pxhy@uchex@bombout
}{%else
\pxhy@uchex@pre@c#1%
}%
}
\def\pxhy@uchex@pre@c#1{%
\pxhy@cond \ifx#1\relax \fi{%
\pxhy@uchex@pre@end
}{%else
\pxhy@triexpandafter\pxhy@uchex@pre@d
\csname pxhy@hd/\string#1\endcsname
}%
}
\def\pxhy@uchex@pre@d#1{%
\pxhy@cond \ifx#1\relax \fi{%
\pxhy@uchex@bombout
}{%else
\pxhy@uchex@pre@e#1%
}%
}
\def\pxhy@uchex@pre@e#1#2\pxhy@mk#3\pxhy@end{%
\pxhy@cond \if 0#1\fi{%
\pxhy@cond \ifx\pxhy@mt#3\pxhy@mt \fi{%
\pxhy@uchex@pre@a#2\pxhy@mk#3\pxhy@end
}{%else
\pxhy@uchex@pre@a#2\pxhy@mk#3#1\pxhy@end
}%
}{%else
\pxhy@uchex@pre@a#2\pxhy@mk#3#1\pxhy@end
}%
}
\def\pxhy@uchex@pre@end#1\pxhy@mk#2\pxhy@end{%
\pxhy@cond \ifx\pxhy@mt#1\pxhy@mt \fi{%
\pxhy@uchex@sw{#2}%
}{%else
\pxhy@uchex@error
}%
}
\def\pxhy@uchex@bombout#1\pxhy@end{%
\pxhy@uchex@error
}
\def\pxhy@uchex@sw#1{%
\pxhy@cond \ifnum"0#1>"10FFFF \fi{%
\pxhy@uchex@error
}{\pxhy@cond \ifnum"0#1>"FFFF \fi{%
\pxhy@cond \ifpxhy@utfXVI \fi{%
\pxhy@uchex@big#1"000000\pxhy@end
}{%else
\pxhy@uchex@out@pre{#1}%
}%
}{%else
\pxhy@uchex@small#1"0000\pxhy@end
}}%
}
\def\pxhy@uchex@small#1#2#3#4#5#6\pxhy@end{%
\pxhy@uchex@small@a#1#2#3#4#5\pxhy@end
}
\def\pxhy@uchex@small@a#1"#2\pxhy@end{%
\pxhy@uchex@out@pre{#2#1}%
}
\def\pxhy@uchex@big#1#2#3#4#5#6#7#8\pxhy@end{%
\pxhy@uchex@big@a#1#2#3#4#5#6#7\pxhy@end
}
\def\pxhy@uchex@big@a#1"#2\pxhy@end{%
\pxhy@uchex@big@b#2#1\pxhy@end
}
\def\pxhy@uchex@big@b#1#2#3#4{%
\pxhy@triexpandafter\pxhy@uchex@big@c
\csname pxhy@lhq/#1#2\pxhy@triexpandafter\endcsname
\csname pxhy@hq/#3\pxhy@triexpandafter\endcsname
\csname pxhy@hq/#4\endcsname
}
\def\pxhy@uchex@big@c#1#2#3#4#5#6{%
\pxhy@triexpandafter\pxhy@uchex@big@d
\csname pxhy@qh/2#1\pxhy@triexpandafter\endcsname
\csname pxhy@qh/#2#3\pxhy@triexpandafter\endcsname
\csname pxhy@qh/#4#5\pxhy@triexpandafter\endcsname
\csname pxhy@qh/3#6\endcsname
}
\def\pxhy@uchex@big@d#1#2#3#4#5\pxhy@end{%
\pxhy@uchex@out@pre{D#1#2#3}%
\pxhy@uchex@out@pre{D#4#5}%
}
\edef\pxhy@uchex@error{%
\noexpand\pxhy@uchex@out@pre{\pxhy@uc@REPL}%
}
\def\pxhy@uchex@out@pre#1{%
\pxhy@if@in@anchor{% then Unicode does not work
\pxjahyperBadCharacter{U+#1}%
}{%else
\pxhy@uchex@out{#1}%
}%
}
%--------------------------------------- Unavailable characters
%%<+> \pxjahyperBadCharacter{<label>}
\newcommand*\pxjahyperBadCharacter[1]{%
\pxhy@if@in@anchor{%
#1;% label is output as-is
}{%else
\ifpxhy@fallback@warn
% issue a warning
\pxhy@bad@character@a{#1}%
\fi
\pxhy@print@geta
}%
}
\def\pxhy@bad@character@a#1{%
% Here the control sequence with name <label> is supposed to be
% undefined. This token is intentionally left in the stream.
% Then this unknown token will be detected by the hyperref process
% and cause it to issue an warning
% "Token not allowed in a PDF string (... removing `\<label>'".
\expandafter\ifx\csname<#1>\endcsname\relax
\csname<#1>\endcsname
% If the token should be defined, it is replaced for safety.
\else \csname pxhy@<#1>\endcsname
\fi
}
%% \pxhy@fallback@num{<prefix>}<fast>{<number>}
% Makes a bad character with label '<prefix><number>', after parsing
% the given number input.
\def\pxhy@fallback@num#1#2#3{%
\if \ifpxhy@fallback@warn T\else \pxhy@if@in@anchor{T}{F}\fi T%
\if t#2%
\expandafter\pxhy@fallback@num@a\expandafter{\number#3}{#1}%
\else
\pxhy@read@num{#3}\pxhy@fallback@num@a{#1}%
\fi
\else
\pxjahyperBadCharacter{}%
\fi
}
\def\pxhy@fallback@num@a#1#2{%
\pxjahyperBadCharacter{#2#1}%
}
%--------------------------------------- Stuffs for anchor strings
% Sometimes \pdfstringdef is invoked to form anchor strings.
% There "unicode-mode" of hyperref is temporarily disabled;
% moreover, ToUnicode specials are not applied to such strings.
% Consequently, only ASCII characters can be used there.
% Anchor strings are for identification and not presentation;
% so special fallback for special characters are needed.
%% \pxhy@if@in@anchor{<true>}{<false>}
% Tests if we are inside anchors.
\let\pxhy@if@in@anchor\@secondoftwo
\ifx\Hy@PageAnchorSlide\@undefined\else
% We resort to some heuristics....
\g@addto@macro\Hy@PageAnchorSlide{%
\let\pxhy@if@in@anchor\@firstoftwo
}
\fi
%--------------------------------------- Hooks to pdfstringdef
%% variables
\let\pxhy@str\relax
%%<+> \Ux{<hex>}
% (This is a dummy declaration.)
\ifodd\z@ \providecommand*\Ux[1]{} \fi
%% \pxhy@Ux
% The definition of \Ux in PDF strings.
\let\pxhy@Ux\@undefined
\ifpxhy@hy@unicode %<*unicode>
%% \pxhy@Ux
% In hyperref "unicode" mode, \unichar is used.
\def\pxhy@Ux{\pxhy@uchex}%
\pxhy@utfXVIfalse
\def\pxhy@uchex@out#1{%
\pxhy@if@really@unicode{%
\unichar{"#1}%
}{%else % something wrong!
\pxjahyperBadCharacter{U+#1}%
}%
}
\else\ifpxhy@Uchar@avail %<*Uchar>
\ifpxhy@uptex
%% \pxhy@Ux
% On upTeX with \Uchar, \Uchar is used.
\def\pxhy@Ux{\pxhy@uchex}
\pxhy@utfXVIfalse
\def\pxhy@uchex@out#1{\Uchar"#1 }
\else\ifpxhy@ucs@avail
%% \pxhy@Ux
% On pTeX with \Uchar and \ucs, we convert the Unicode value to
% an internal-code value (using \ucs) and apply \Uchar to it.
\def\pxhy@Ux{\pxhy@uchex}
\pxhy@utfXVIfalse
\def\pxhy@uchex@out#1{%
\expandafter\pxhy@uchex@out@a\ucs"#1\pxhy@mk{#1}%
}
\chardef\pxhy@max@asc="7F
\def\pxhy@uchex@out@a#1\pxhy@mk#2{% #1:internal #2:Unicode
\ifnum#1<\z@ % not in internal (or JIS)
\ifnum"#2>\pxhy@max@asc % not ASCII
\ifpxhy@extjis@use
% try special conversion
\expandafter\pxhy@uchex@out@b\csname
pxhy@uc/\number"#2\endcsname{#2}%
\else \pxhy@uchex@out@b\relax{#2}%
\fi
\else \Uchar"#2 % ASCII
\fi
\else \Uchar#1 % in internal-code
\fi
}
\def\pxhy@uchex@out@b#1#2{% #2:Unicode
\ifx#1\relax % not supported
\pxjahyperBadCharacter{U+#2}%
\else #1%
\fi
}
\fi\fi
\else\ifpxhy@uptex %<*upTeX>
%% \pxhy@Ux
% On upTeX without \Uchar, we convert the Unicode value to a ja-char
% token using \pxhy@get@jchar, which is not fully expandable.
% So we need \pdfstringdefPostHook.
\def\pxhy@Ux{\pxhy@uchex}%
\pxhy@utfXVIfalse
%% \pxhy@marker: a not-a-char U+FDD1
\pxhy@get@jchar{\ucs"\pxhy@uc@XNAC}
\edef\pxhy@marker{\pxhy@jchar}
%BEGIN-- in the following block #1 means the marker
\def\pxhy@next#1{% #1=marker
%% \pxhy@uchex@out
% Expands to a tag string which will later be converted to
% a real character in the postprocess.
\def\pxhy@uchex@out##1{#1##1>}%
%% \pxhy@posthook
% The postprocess of this package. It is registered to
% \pdfstringdefPostHook.
\def\pxhy@posthook##1{%
\expandafter\pxhy@posthook@a##1#1\pxhy@end
\pxhy@posthook@b##1%
}%
\def\pxhy@posthook@a##1#1##2\pxhy@end{%
\ifx\pxhy@mt##2\pxhy@mt
\expandafter\@gobbletwo
\fi
}%
\def\pxhy@posthook@b##1{%
\let\pxhy@str\@empty
\expandafter\pxhy@posthook@c##1#1>%
\global\let##1=\pxhy@str
}%
\def\pxhy@posthook@c##1#1##2>{%
\ifx\pxhy@mt##2\pxhy@mt
\edef\pxhy@str{\pxhy@str##1}%
\else
\pxhy@get@jchar{"##2}%
\edef\pxhy@str{\pxhy@str##1\pxhy@jchar}%
\expandafter\pxhy@posthook@c
\fi
}%
}
\expandafter\pxhy@next\pxhy@marker
%END--
\fi\fi\fi %</>
\AtEndOfPackage{%