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lltjcore: use shipout/background for tombow
[luatex-ja/luatexja.git] / src / patches / lltjcore.sty
1 %
2 % lltjcore.sty: derived from plcore.dtx in pLaTeX.
3 %
4
5 \NeedsTeXFormat{LaTeX2e}
6 \ProvidesPackage{lltjcore}[2021-03-14 Patch to LaTeX2e Kernel for LuaTeX-ja]
7 \RequirePackage{etoolbox}
8
9 %%% expl3
10 \RequirePackage{expl3}
11 \ExplSyntaxOn
12 \cs_set_eq:NN \platex_direction_yoko: \yoko
13 \cs_set_eq:NN \platex_direction_tate: \tate
14 \cs_set_eq:NN \platex_direction_dtou: \dtou
15 \cs_set_eq:NN \platex_direction_utod: \utod % LuaTeX-ja specific
16 \prg_new_conditional:Npnn \platex_if_box_yoko:N #1 { p, T, F, TF }
17   { \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 4 \scan_stop:
18       \prg_return_true: \else: \prg_return_false: \fi: }
19 \prg_new_conditional:Npnn \platex_if_box_utod:N #1 { p, T, F, TF }
20   { \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 11 \scan_stop:
21       \prg_return_true: \else: \prg_return_false: \fi: }
22 \prg_new_eq_conditional:NNn \platex_if_box_tate_math:N \platex_if_box_utod:N { p, T, F, TF }
23 \prg_new_conditional:Npnn \platex_if_box_tate_nomath:N #1 { p, T, F, TF }
24   { \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 3 \scan_stop:
25       \prg_return_true: \else: \prg_return_false: \fi: }
26 \prg_new_conditional:Npnn \platex_if_box_tate:N #1 { p, T, F, TF }
27   { \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 3 \scan_stop:
28       \prg_return_true:
29     \else: \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 11 \scan_stop: % utod
30       \prg_return_true:
31     \else
32       \prg_return_false:
33     \fi: \fi:}
34 \prg_new_conditional:Npnn \platex_if_box_dtou:N #1 { p, T, F, TF }
35   { \if_int_compare:w \ltjgetparameter{boxdir}{#1} = 1 \scan_stop:
36       \prg_return_true: \else: \prg_return_false: \fi: }
37 \prg_new_conditional:Npnn \platex_if_direction_yoko: { p, T, F, TF }
38   { \if_int_compare:w \ltjgetparameter{direction} = 4 \scan_stop:
39       \prg_return_true: \else: \prg_return_false: \fi: }
40 \prg_new_conditional:Npnn \platex_if_direction_utod: { p, T, F, TF }
41   { \if_int_compare:w \ltjgetparameter{direction} = 11 \scan_stop:
42       \prg_return_true: \else: \prg_return_false: \fi: }
43 \prg_new_eq_conditional:NNn
44   \platex_if_direction_tate_math: \platex_if_direction_utod: { p, T, F, TF }
45 \prg_new_conditional:Npnn \platex_if_direction_tate_nomath: { p, T, F, TF }
46   { \if_int_compare:w \ltjgetparameter{direction} = 3 \scan_stop:
47       \prg_return_true: \else: \prg_return_false: \fi: }
48 \prg_new_conditional:Npnn \platex_if_direction_tate: { p, T, F, TF }
49   { \if_int_compare:w \ltjgetparameter{direction} = 3 \scan_stop:
50       \prg_return_true:
51     \else: \if_int_compare:w \ltjgetparameter{direction} = 11 \scan_stop: % utod
52       \prg_return_true:
53     \else
54       \prg_return_false:
55     \fi: \fi:}
56 \prg_new_conditional:Npnn \platex_if_direction_dtou: { p, T, F, TF }
57   { \if_int_compare:w \ltjgetparameter{direction} = 1 \scan_stop:
58       \prg_return_true: \else: \prg_return_false: \fi: }
59 \ExplSyntaxOff
60
61 \def\cleardoublepage{\clearpage\if@twoside
62   \ifodd\c@page
63     \ifnum\ltjgetparameter{direction}=3
64       \hbox{}\thispagestyle{empty}\newpage
65       \if@twocolumn\hbox{}\newpage\fi
66     \fi
67   \else
68     \ifnum\ltjgetparameter{direction}=4
69       \hbox{}\thispagestyle{empty}\newpage
70       \if@twocolumn\hbox{}\newpage\fi
71     \fi
72   \fi\fi}
73
74 \patchcmd\@vtryfc{\global\setbox\@outputbox\vbox{}}
75   {\global\setbox\@outputbox\vbox{\unless\ifnum\ltjgetparameter{direction}=4\hskip\z@\fi}}{}{}
76
77 \newif\iftombow \tombowfalse
78 \newif\iftombowdate \tombowdatetrue
79 \newdimen\@tombowwidth
80 \setlength{\@tombowwidth}{.1\p@}
81 \newbox\@TL\newbox\@Tl
82 \newbox\@TC
83 \newbox\@TR\newbox\@Tr
84 \newbox\@BL\newbox\@Bl
85 \newbox\@BC
86 \newbox\@BR\newbox\@Br
87 \newbox\@CL
88 \newbox\@CR
89 \font\@bannerfont=cmtt9
90 \newtoks\@bannertoken
91 \@bannertoken{}
92 \def\maketombowbox{%
93   \setbox\@TL\hbox to\z@{\yoko\hss
94       \vrule width\dimexpr 10mm+\@tombowbleed\relax height\@tombowwidth depth\z@
95       \vrule height10mm width\@tombowwidth depth\z@
96       \iftombowdate
97         \raise4pt\hbox to\z@{\hskip5mm\@bannerfont\the\@bannertoken\hss}%
98       \fi}%
99   \setbox\@Tl\hbox to\z@{\yoko\hss
100       \vrule width10mm height\@tombowwidth depth\z@
101       \vrule height\dimexpr 10mm+\@tombowbleed\relax  width\@tombowwidth depth\z@}%
102   \setbox\@TC\hbox{\yoko
103       \vrule width10mm height\@tombowwidth depth\z@
104       \vrule height10mm width\@tombowwidth depth\z@
105       \vrule width10mm height\@tombowwidth depth\z@}%
106   \setbox\@TR\hbox to\z@{\yoko
107       \vrule height10mm width\@tombowwidth depth\z@
108       \vrule width\dimexpr 10mm+\@tombowbleed\relax height\@tombowwidth depth\z@\hss}%
109   \setbox\@Tr\hbox to\z@{\yoko
110       \vrule height\dimexpr 10mm+\@tombowbleed\relax width\@tombowwidth depth\z@
111       \vrule width10mm height\@tombowwidth depth\z@\hss}%
112   \setbox\@BL\hbox to\z@{\yoko\hss
113       \vrule width\dimexpr 10mm+\@tombowbleed\relax depth\@tombowwidth height\z@
114       \vrule depth10mm width\@tombowwidth height\z@}%
115   \setbox\@Bl\hbox to\z@{\yoko\hss
116       \vrule width10mm depth\@tombowwidth height\z@
117       \vrule depth\dimexpr 10mm+\@tombowbleed\relax width\@tombowwidth height\z@}%
118   \setbox\@BC\hbox{\yoko
119       \vrule width10mm depth\@tombowwidth height\z@
120       \vrule depth10mm width\@tombowwidth height\z@
121       \vrule width10mm depth\@tombowwidth height\z@}%
122   \setbox\@BR\hbox to\z@{\yoko
123       \vrule depth10mm width\@tombowwidth height\z@
124       \vrule width\dimexpr 10mm+\@tombowbleed\relax depth\@tombowwidth height\z@\hss}%
125   \setbox\@Br\hbox to\z@{\yoko
126       \vrule depth\dimexpr 10mm+\@tombowbleed\relax width\@tombowwidth height\z@
127       \vrule width10mm depth\@tombowwidth height\z@\hss}%
128   \setbox\@CL\hbox to\z@{\yoko\hss
129       \vrule width10mm height.5\@tombowwidth depth.5\@tombowwidth
130       \vrule height10mm depth10mm width\@tombowwidth}%
131   \setbox\@CR\hbox to\z@{\yoko
132       \vrule height10mm depth10mm width\@tombowwidth
133       \vrule height.5\@tombowwidth depth.5\@tombowwidth width10mm\hss}%
134 }
135 \def\@outputtombow#1#2{%
136   \iftombow
137   \vbox to\z@{\kern\dimexpr#1-10mm-\@tombowbleed\relax
138     \boxmaxdepth\maxdimen
139       \moveleft\dimexpr#2+\@tombowbleed\vbox to\@@paperheight{%
140           \color@begingroup
141           \@tombowcolor
142       \hbox to\@@paperwidth{\hskip\@tombowbleed\relax
143          \copy\@TL\hfill\copy\@TC\hfill\copy\@TR\hskip\@tombowbleed}%
144       \kern-10mm
145       \hbox to\@@paperwidth{\copy\@Tl\hfill\copy\@Tr}%
146       \vfill
147       \hbox to\@@paperwidth{\copy\@CL\hfill\copy\@CR}%
148       \vfill
149       \hbox to\@@paperwidth{\copy\@Bl\hfill\copy\@Br}%
150       \kern-10mm
151       \hbox to\@@paperwidth{\hskip\@tombowbleed\relax
152          \copy\@BL\hfill\copy\@BC\hfill\copy\@BR\hskip\@tombowbleed}%
153         \color@endgroup
154     }\vss
155   }%
156   \fi
157 }
158 \def\@tombowcolor{\normalcolor}
159 \def\@tombowbleed{3mm}
160 \def\@tombowreset@@paper{%
161    \iftombow
162      \@@paperwidth\dimexpr\paperwidth+2\dimexpr\@tombowbleed\relax
163      \@@paperheight\dimexpr\paperheight+10mm+2\dimexpr\@tombowbleed\relax
164      \advance\@themargin 1in\relax
165    \fi
166 }
167 \newdimen\@@paperheight
168 \newdimen\@@paperwidth
169
170 \patchcmd\@outputpage{\begingroup\let\protect\noexpand}{% tate direction
171 \begingroup
172   \ifnum\ltjgetparameter{direction}=4\else
173     \dimen\z@\textwidth \textwidth\textheight \textheight\dimen\z@
174   \fi
175   \let \protect \noexpand
176 }{}{}
177 \patchcmd\@outputpage{% supply \yoko
178     \set@typeset@protect
179     \aftergroup \endgroup
180 }{%
181     \yoko \set@typeset@protect
182     \aftergroup \endgroup
183 }{}{}
184 \patchcmd\@outputpage{\let\@thefoot\@oddfoot\let\@themargin\oddsidemargin}{% tate direction
185   \let\@thefoot\@oddfoot
186   \ifnum\ltjgetparameter{direction}=3 \let\@themargin\evensidemargin
187   \else\let\@themargin\oddsidemargin\fi
188 }{}{}
189 \patchcmd\@outputpage{\let\@thefoot\@evenfoot\let\@themargin\evensidemargin}{% tate direction
190   \let\@thefoot\@evenfoot
191   \ifnum\ltjgetparameter{direction}=3 \let\@themargin\oddsidemargin
192   \else\let\@themargin\evensidemargin\fi
193 }{}{}
194 \ifltj@ltfilehook@avail
195   \AddToHook{shipout/before}{%
196     \iftombow\setbox\ShipoutBox\vbox{\vskip1in\moveright1in\box\ShipoutBox}\fi
197   }
198   \AddToHook{shipout/background}{\@tombowreset@@paper\@outputtombow{1in}{-1in}}
199 \else
200   \patchcmd\@outputpage{\vskip\topmargin}{\vskip\topmargin\iftombow\vskip1in\fi}{}{}
201   \patchcmd\@outputpage{\reset@font}{\@tombowreset@@paper\reset@font}{}{}
202   \patchcmd\@outputpage{\@begindvi}{\@begindvi\@outputtombow{0pt}{0pt}}{}{}
203 \fi
204
205
206 %%% Remove extra xkanjiskip
207 \renewcommand\@makefnmark{%
208   \unless\ifnum\ltjgetparameter{direction}=3
209     \hbox{}\hbox{\@textsuperscript{\normalfont\@thefnmark}}\hbox{}%
210   \else\hbox{\yoko \@textsuperscript{\normalfont\@thefnmark}}\fi}
211 \begingroup
212 \@ifpackageloaded{hyperref}
213   {\def\ltj@setrefprefix{real}}
214   {\def\ltj@setrefprefix{}}
215 \expandafter\gdef\csname \ltj@setrefprefix @setref\endcsname#1#2#3{%
216   \ifx#1\relax
217     \protect\G@refundefinedtrue
218     \nfss@text{\reset@font\bfseries ??}%
219     \@latex@warning{Reference `#3' on page \thepage \space
220               undefined}%
221   \else
222     \expandafter#2#1\protect\@setref@{}% change \null to \protect\@setref@{}
223   \fi}
224 \gdef\@setref@{\ifhmode\spacefactor\@m\fi}
225 \endgroup
226 \if@compatibility\else
227 \def\verb{\relax\ifmmode\hbox\else\leavevmode\vadjust{}\fi
228   \bgroup
229     \verb@eol@error \let\do\@makeother \dospecials
230     \verbatim@font\@noligs
231     \language\l@nohyphenation
232     \@ifstar\@sverb\@verb}
233 \fi
234 \patchcmd{\do@noligs}{\kern\z@}{\vadjust{}}{}{} % reported by p_typo
235 \gdef\@stopfield{%
236   \inhibitglue\@tempskipa\lastskip\unskip
237   \hskip\@tempskipa\color@endgroup\egroup}
238 \pretocmd{\footnote}{\inhibitglue}{}{}
239 \pretocmd{\footnotemark}{\inhibitglue}{}{}
240 \patchcmd{\@footnotemark}{\@makefnmark}{%
241   \unless\ifnum\ltjgetparameter{direction}=3 \@makefnmark%
242   \else\hbox to\z@{\hskip-.25\zw\raise.9\zh\@makefnmark\hss}\fi%
243 }{}{}
244 \let\@parboxto\@empty
245 \long\def\@iiiparbox#1#2[#3]#4#5{%
246   \leavevmode
247   \@pboxswfalse
248   \setlength\@tempdima{#4}%
249   \@begin@tempboxa\vbox{\hsize\@tempdima\@parboxrestore#5\@@par}%
250     \ifx\relax#2\else
251       \setlength\@tempdimb{#2}%
252       \edef\@parboxto{to\the\@tempdimb}%
253     \fi
254     \if#1b\vbox
255     \else\if #1t\vtop
256     \else\ifmmode\vcenter
257     \else\@pboxswtrue\null$\vcenter% !!!
258     \fi\fi\fi
259     \@parboxto{\let\hss\vss\let\unhbox\unvbox
260        \csname bm@#3\endcsname}%
261     \if@pboxsw \m@th$\null\fi% !!!
262   \@end@tempboxa}
263 \DeclareRobustCommand\underline[1]{%
264   \relax
265   \ifmmode\@@underline{#1}%
266   \else \leavevmode\null$\@@underline{\hbox{#1}}\m@th$\null\relax\fi}
267
268 \newif\iffnfixbottom
269 \newif\ifltj@ftn@unvboxed
270 %%% @makecol
271 \gdef \@makecol {%
272    \ifvoid\footins
273      \ltj@ftn@unvboxedfalse
274      \setbox\@outputbox \box\@cclv
275    \else
276      \ltj@ftn@unvboxedtrue
277      \setbox\@outputbox \vbox {%
278        \boxmaxdepth \@maxdepth
279        \unvbox \@cclv
280        \iffnfixbottom\vskip\z@ \@plus.0001fil\fi
281        \vskip \skip\footins
282        \color@begingroup
283          \normalcolor
284          \footnoterule
285          \unvbox \footins
286        \color@endgroup
287        }%
288    \fi
289    \let\@elt\relax
290    \xdef\@freelist{\@freelist\@midlist}%
291    \global \let \@midlist \@empty
292    \@combinefloats
293    \ifvbox\@kludgeins
294      \@makespecialcolbox
295    \else
296      \setbox\@outputbox \vbox to\@colht {%
297        \@texttop
298        \dimen@ \dp\@outputbox
299        \unvbox \@outputbox
300        \unless\ifnum\ltjgetparameter{direction}=4\vbox{\hskip\z@}\fi %%% LuaTeX-ja
301        \vskip -\dimen@
302        \ifltj@ftn@unvboxed\iffnfixbottom\else\@textbottom\fi\else\@textbottom\fi
303        }%
304    \fi
305    \global \maxdepth \@maxdepth
306 }
307 \let\ltj@orig@makecol=\@makecol
308
309 \patchcmd\@makespecialcolbox{\@textbottom}{\ifltj@ftn@unvboxed\iffnfixbottom\else\@textbottom\fi\else\@textbottom\fi}{}{}
310
311 \def\@gnewline #1{%
312   \ifvmode
313     \@nolnerr
314   \else
315     \unskip \reserved@e {\reserved@f#1}\nobreak \hfil \break \null
316     % \null は \break の効果が行頭禁則文字で打ち消されないために必要
317   \ignorespaces
318 \fi}
319
320
321 %%%%%% tabular (platex/#43) \@tabclassz
322 \def\ltj@sharp{\relax\pltx@next@inhibitglue\ltjfakeboxbdd\ignorespaces\@sharp\unskip\ltjfakeboxbdd}
323 \def\@tabclassz{%
324   \ifcase\@lastchclass
325     \@acolampacol
326   \or
327     \@ampacol
328   \or
329   \or
330   \or
331     \@addamp
332   \or
333     \@acolampacol
334   \or
335     \@firstampfalse\@acol
336   \fi
337   \edef\@preamble{%
338     \@preamble{%
339       \ifcase\@chnum
340         \hfil\hskip1sp\ltj@sharp\hfil
341       \or
342         \hskip1sp\ltj@sharp\hfil
343       \or
344         \hfil\hskip1sp\ltj@sharp
345       \fi}}}
346 \patchcmd\@classv{%
347    \ignorespaces\@sharp
348 }{%
349    \everypar\expandafter{\the\everypar\ltjfakeboxbdd}\ignorespaces\@sharp\unskip
350 }{}{}
351 \patchcmd{\@tabular}{\leavevmode}{\leavevmode\null}{}{}
352 \apptocmd{\endtabular}{\null}{}{}
353 \expandafter \let \csname endtabular*\endcsname = \endtabular
354
355 %%%%%% tabbing (platex/#53)
356 \patchcmd\@startline{\strut}{\strut\inhibitglue}{}{}
357 \def\ltj@unhbox@curfield{\ltjfakeboxbdd\unhbox\@curfield\ltjfakeboxbdd}
358 %\patchcmd\@contfield{\unhbox\@curfield}{\ltj@unhbox@curfield}{}{}
359 \patchcmd\@addfield{\unhbox\@curfield}{\ltj@unhbox@curfield}{}{}
360 \endinput