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Merge branch 'kitagawa_test' into kitagawa_nfss
[luatex-ja/luatexja.git] / src / luatexja-core.sty
index 6df5aeb..ba13695 100644 (file)
@@ -65,7 +65,7 @@
   \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
     \csname iftrue\endcsname
   \NeedsTeXFormat{LaTeX2e}
-  \ProvidesPackage{luatexja-core}[2016/05/15 Core of LuaTeX-ja]
+  \ProvidesPackage{luatexja-core}[2017/11/12 Core of LuaTeX-ja]
 \fi                             %</LaTeX>
 
 %% Load prerequisite packages.
@@ -79,6 +79,8 @@
   \RequirePackage{pdftexcmds} [2011/11/29] % v0.20
   \RequirePackage{xkeyval}    [2012/10/14] % v2.6b
   \RequirePackage{atbegshi}
+  \RequirePackage{etoolbox}
+  \AtBeginShipoutInit
   \IfFileExists{everyhook.sty}{\RequirePackage{everyhook}\ltj@everyhook@availtrue}{}
 \else                           %<*!LaTeX>
   \input luatexbase.sty
 \expandafter\endinput\fi\relax
 
 %% Check LuaTeX version.
-\ifnum\luatexversion<85
+\ifnum\luatexversion<100
   \@PackageError{luatexja-core}
     {This LuaTeX engine is too old for this package;\MessageBreak
-     at least beta-0.85.0 is needed}
+     at least 1.0.0 is needed}
     {Package loading is aborted now.\MessageBreak}
 \expandafter\endinput\fi\relax
 
 \newattribute\ltj@icflag    % attribute for italic correction
 \newattribute\ltj@curjfnt   % index for ``current horizontal Japanese font''
 \newattribute\ltj@curtfnt   % index for ``current vertical Japanese font''
-\newattribute\ltj@origchar  %
 \newattribute\ltj@charclass %
 \newattribute\ltj@charcode %
 \newattribute\ltj@autospc   % attribute for autospacing
 \newattribute\ltj@tablshift % attribute for talbaselineshift
 \newattribute\ltj@tkblshift % attribute for tjabaselineshift
 \newattribute\jfam          % index for current jfam
+\newattribute\ltj@vert@ori  % <=0: UAX#50, >0: always upright
 
 \newattribute\ltj@dir
 \newlanguage\ltj@@japanese
 \ltj@dir\z@
 \ltj@icflag\z@
-\ltj@origchar\z@
 \ltj@charclass\z@
 \ltj@curjfnt\m@ne
 \ltj@curtfnt\m@ne
 
 %%%%%%%% Load all sub-packages.
 \ifltj@in@latex                 %<*LaTeX>
-  \RequirePackage{ltj-base}   [2016/05/15]
+  \RequirePackage{ltj-base}
 \else                           %<*!LaTeX>
   \input ltj-base.sty %
 \fi                             %</LaTeX>
 \def\asluastring#1{'\luatexluaescapestring{\detokenize{#1}}'}
 
 %%%%%%%% Redefine \/
-\protected\def\/{\relax\directlua{luatexja.jfont.append_italic()}}
+\newluafunction\ltj@@italic@inner
+\directlua{
+  local t = lua.get_functions_table()
+  t[\the\ltj@@italic@inner] = luatexja.jfont.append_italic
+}
+\protected\def\/{\relax\luafunction\ltj@@italic@inner}
 
 %%%%%%%% \jfont\CS={...:...;jfm=metric;...}, \globaljfont
 \protected\def\jfont#1{%
   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(false, 'yoko','\luatexluaescapestring{\noexpand#1}')}}
 \protected\def\globaljfont#1{%
   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'yoko','\luatexluaescapestring{\noexpand#1}')}}
-\ifdefined\newluafunction
-  \newluafunction\ltj@@jfont@inner
-  \directlua{
-    local t = lua.get_functions_table()
-    t[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
-  }
-  \def\ltj@@jfont{\luafunction\ltj@@jfont@inner}
-\else
-  \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
-\fi
+\newluafunction\ltj@@jfont@inner
+\directlua{
+  local t = lua.get_functions_table()
+  t[\the\ltj@@jfont@inner] = luatexja.jfont.jfontdefY
+}
+\def\ltj@@jfont{\luafunction\ltj@@jfont@inner}
 
 %%%%%%%% \tfont\CS={...:...;jfm=metric;...}, \globaltfont
 \protected\def\tfont#1{%
   \afterassignment\ltj@@jfont\directlua{luatexja.jfont.jfontdefX(true,  'tate','\luatexluaescapestring{\noexpand#1}')}}
 
 %%%%%%%% \zw, \zh
-\ifdefined\newluafunction
-  \newluafunction\ltj@zw@inner
-  \newluafunction\ltj@zh@inner
-  \directlua{
-    local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
-    t[\the\ltj@zw@inner] = function() setdimen('ltj@zw', ltjf.get_zw()) end
-    t[\the\ltj@zh@inner] = function() setdimen('ltj@zh', ltjf.get_zh()) end
-  }
-  \protected\def\zw{\luafunction\ltj@zw@inner\ltj@zw}
-  \protected\def\zh{\luafunction\ltj@zh@inner\ltj@zh}
-\else
-  \protected\def\zw{\directlua{tex.setdimen('ltj@zw', luatexja.jfont.get_zw())}\ltj@zw}
-  \protected\def\zh{\directlua{tex.setdimen('ltj@zh', luatexja.jfont.get_zh())}\ltj@zh}
-\fi
+\newluafunction\ltj@zw@inner
+\newluafunction\ltj@zh@inner
+\directlua{
+  local t, setdimen, ltjf = lua.get_functions_table(), tex.setdimen, luatexja.jfont
+  t[\the\ltj@zw@inner] = function() setdimen('ltj@zw', ltjf.get_zw()) end
+  t[\the\ltj@zh@inner] = function() setdimen('ltj@zh', ltjf.get_zh()) end
+}
+\protected\def\zw{\luafunction\ltj@zw@inner\ltj@zw}
+\protected\def\zh{\luafunction\ltj@zh@inner\ltj@zh}
 
 %%%%%%%% \inhibitglue
-\ifdefined\newluafunction
-  \newluafunction\ltj@reset@globaldefs@inner
-  \newluafunction\ltj@restore@globaldefs@inner
-  \newluafunction\ltj@@ihb@inner
-  \directlua{
-    local t = lua.get_functions_table()
-    t[\the\ltj@reset@globaldefs@inner] 
-       = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
-    t[\the\ltj@restore@globaldefs@inner] 
-       = function() tex.globaldefs = luatexja.global_temp end
-    t[\the\ltj@@ihb@inner] = luatexja.jfmglue.create_inhibitglue_node
-  }
-  \protected\def\ltj@reset@globaldefs{\luafunction\ltj@reset@globaldefs@inner}
-  \protected\def\ltj@restore@globaldefs{\luafunction\ltj@restore@globaldefs@inner}
-  \protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
-\else
-  \protected\def\ltj@reset@globaldefs{%
-    \directlua{luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0}}
-  \protected\def\ltj@restore@globaldefs{\directlua{tex.globaldefs = luatexja.global_temp}\relax}
-  \protected\def\inhibitglue{\ifhmode\ltj@@ihb\fi}
-  \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
-\fi
+\newluafunction\ltj@reset@globaldefs@inner
+\newluafunction\ltj@restore@globaldefs@inner
+\newluafunction\ltj@@ihb@inner
+\newluafunction\ltj@@fakeparbegin@inner
+\newluafunction\ltj@@fakeboxbdd@inner
+\directlua{
+  local t = lua.get_functions_table()
+  t[\the\ltj@reset@globaldefs@inner] 
+     = function() luatexja.global_temp = tex.globaldefs; tex.globaldefs = 0 end
+  t[\the\ltj@restore@globaldefs@inner] 
+     = function() tex.globaldefs = luatexja.global_temp end
+  t[\the\ltj@@ihb@inner] = luatexja.jfmglue.create_inhibitglue_node
+  t[\the\ltj@@fakeparbegin@inner] = luatexja.jfmglue.create_beginpar_node
+  t[\the\ltj@@fakeboxbdd@inner] = luatexja.jfmglue.create_boxbdd_node
+}
+\protected\def\ltj@reset@globaldefs{\luafunction\ltj@reset@globaldefs@inner}
+\protected\def\ltj@restore@globaldefs{\luafunction\ltj@restore@globaldefs@inner}
+\protected\def\inhibitglue{\ifhmode\relax\luafunction\ltj@@ihb@inner\fi}
+\protected\def\ltjfakeparbegin{\ifhmode\relax\luafunction\ltj@@fakeparbegin@inner\fi}
+\protected\def\ltjfakeboxbdd{\ifhmode\relax\luafunction\ltj@@fakeboxbdd@inner\fi}
+
 
 %%%%%%%% \ltjdefcharrange<name>{100-200,3000-,5000,...}
 \protected\def\ltjdefcharrange#1#2{%
 % [x]]kanjiskip = <skip>
 \define@key[ltj]{japaram}{kanjiskip}{\ltjsetkanjiskip#1}
 \define@key[ltj]{japaram}{xkanjiskip}{\ltjsetxkanjiskip#1}
-\ifdefined\newluafunction
-  \newluafunction\ltjsetkanjiskip@inner
-  \newluafunction\ltjsetxkanjiskip@inner
-  \directlua{
-    local t, scan_glue = lua.get_functions_table(), token.scan_glue
-    local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
-    t[\the\ltjsetkanjiskip@inner] = function()
-      local d = scan_glue(); sss(sti.KSK, d); node.free(d)
-    end
-    t[\the\ltjsetxkanjiskip@inner] = function()
-      local d = scan_glue(); sss(sti.XSK, d); node.free(d)
-    end
-  }
-  \protected\def\ltjsetkanjiskip{\luafunction\ltjsetkanjiskip@inner}
-  \protected\def\ltjsetxkanjiskip{\luafunction\ltjsetxkanjiskip@inner}
-\else
-  \protected\def\ltjsetkanjiskip{%                  % SKIP
-    \directlua{%
-      local d = token.scan_glue()
-      luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
-  }}
-  \protected\def\ltjsetxkanjiskip{%                  % SKIP
-    \directlua{%
-      local d = token.scan_glue()
-      luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
-  }}
-\fi
+\newluafunction\ltjsetkanjiskip@inner
+\newluafunction\ltjsetxkanjiskip@inner
+\directlua{
+  local t, scan_glue = lua.get_functions_table(), token.scan_glue
+  local sss, sti = luatexja.stack.set_stack_skip, luatexja.stack_table_index
+  t[\the\ltjsetkanjiskip@inner] = function()
+    local d = scan_glue(); sss(sti.KSK, d); node.free(d)
+  end
+  t[\the\ltjsetxkanjiskip@inner] = function()
+    local d = scan_glue(); sss(sti.XSK, d); node.free(d)
+  end
+}
+\protected\def\ltjsetkanjiskip{\luafunction\ltjsetkanjiskip@inner}
+\protected\def\ltjsetxkanjiskip{\luafunction\ltjsetxkanjiskip@inner}
+
 % jcharwidowpenalty = <count>
 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
   \ltj@@set@stack{JWP}{-10000}{10000}\z@#1 }
 \define@key[ltj]{japaram}{jacharrange}{\expandafter\ltj@@scrange#1,,}
 \def\ltj@@scrange#1,{%
   \edef\ltj@temp{#1}%
-  \ifx\ltj@temp\empty\let\next=\relax\else\let\next=\ltj@@scrange
+  \ifx\ltj@temp\empty\let\ltj@@next=\relax\else\let\ltj@@next=\ltj@@scrange
     \directlua{luatexja.charrange.toggle_char_range(%
       luatexja.is_global,\ltj@safe@num@or{nil}{#1})}%
-  \fi\next
+  \fi\ltj@@next
 }
 
 \protected\def\ltj@setpar@global{%
 
 %%%%%%%% \ltjalchar<number>, \ltjjachar<number>
 \let\ltj@@origchar=\char
-\protected\def\ltj@alljachar{\relax
-    \csname ltj@kcat0\endcsname\z@
-    \csname ltj@kcat1\endcsname\z@
-    \csname ltj@kcat2\endcsname\z@
-    \csname ltj@kcat3\endcsname\z@
-    \csname ltj@kcat4\endcsname\z@
-    \csname ltj@kcat5\endcsname\z@
-    \csname ltj@kcat6\endcsname\z@}
+\newluafunction\ltj@alljachar@inner
+\directlua{
+  local t, set_attr = lua.get_functions_table(), tex.setattribute
+  local get_attr, floor = tex.getattribute, math.floor
+  local attr_curjfnt = luatexbase.attributes['ltj@curjfnt']
+  local lang_ja = luatexja.lang_ja
+  t[\the\ltj@alljachar@inner] = function()
+    font.current(get_attr(attr_curjfnt)); tex.language=lang_ja;
+    for i=0,6 do
+      set_attr(luatexbase.attributes['ltj@kcat' .. floor(i)],0)
+    end
+  end
+}
+\protected\def\ltj@alljachar{\luafunction\ltj@alljachar@inner}
 \protected\def\ltj@allalchar{\relax
     \csname ltj@kcat0\endcsname="7FFFFFFF %"
     \csname ltj@kcat1\endcsname="7FFFFFFF %"
 \let\orig@insert=\insert
 \protected\def\insert{\begingroup\afterassignment\ltj@@insert@A\ltj@tempcnta}
 \protected\def\ltj@@insert@A{\orig@insert\ltj@tempcnta\bgroup
-  \aftergroup\ltj@@insert@B\let\next}
+  \aftergroup\ltj@@insert@B\let\ltj@@next}
 \protected\def\ltj@@insert@B{\directlua{luatexja.direction.populate_insertion_dir_whatsit()}\endgroup}
 
 %%%% vadjust
 \protected\def\vadjust{%
   \ltj@@orig@vadjust\bgroup
   \directlua{luatexja.direction.set_list_direction_hook('adj')}%
-  \aftergroup\ltj@@vadjust@check@dir\let\next}
+  \aftergroup\ltj@@vadjust@check@dir\let\ltj@@next}
 \protected\def\ltj@@vadjust@check@dir{%
   \directlua{luatexja.direction.check_adjust_direction()}%
 }
 }
 \setbox\z@\box\voidb@x
 \ifltj@everyhook@avail% using everyhook package
-  \ifdefined\newluafunction
-    \newluafunction\ltj@@box@dirhook
-    \directlua{
-      local t, ltjd = lua.get_functions_table(), luatexja.direction
-      t[\the\ltj@@box@dirhook] 
-        = function() ltjd.set_list_direction_hook() end
-    }
+  \newluafunction\ltj@@box@dirhook
+  \directlua{
+    local t, ltjd = lua.get_functions_table(), luatexja.direction
+    t[\the\ltj@@box@dirhook] 
+      = function() ltjd.set_list_direction_hook() end
+  }
   \PushPreHook{hbox}{\luafunction\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
   \PushPreHook{vbox}{\luafunction\ltj@@box@dirhook\aftergroup\ltj@@reset@badness}
-  \else
-    \PushPreHook{hbox}{%
-      \directlua{luatexja.direction.set_list_direction_hook()}%
-      \aftergroup\ltj@@reset@badness
-    }
-    \PushPreHook{vbox}{%
-      \directlua{luatexja.direction.set_list_direction_hook()}%
-      \aftergroup\ltj@@reset@badness
-    }
-  \fi
 \else
   \let\ltj@@everyhbox=\everyhbox\let\ltj@@everyvbox=\everyvbox
   \newtoks\ltj@@i@everyhbox\newtoks\ltj@@i@everyvbox
   \let\everyhbox=\ltj@@i@everyhbox\let\everyvbox=\ltj@@i@everyvbox
-  \ifdefined\newluafunction
-    \newluafunction\ltj@@box@dirhook
-    \directlua{
-      local t, ltjd = lua.get_functions_table(), luatexja.direction
-      t[\the\ltj@@box@dirhook] 
-        = function() ltjd.set_list_direction_hook() end
-    }
-    \ltj@@everyhbox{\luafunction\ltj@@box@dirhook
-      \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
-    \ltj@@everyvbox{\luafunction\ltj@@box@dirhook
-      \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
-  \else
-    \ltj@@everyhbox{%
-      \directlua{luatexja.direction.set_list_direction_hook()}%
-      \aftergroup\ltj@@reset@badness
-      \the\ltj@@i@everyhbox}
-    \ltj@@everyvbox{%
-      \directlua{luatexja.direction.set_list_direction_hook()}%
-      \aftergroup\ltj@@reset@badness
-      \the\ltj@@i@everyvbox}
-  \fi
-\fi
-
-\ifdefined\newluafunction
-  \newluafunction\ltj@@reset@badness@inner
+  \newluafunction\ltj@@box@dirhook
   \directlua{
-    local t = lua.get_functions_table()
-    t[\the\ltj@@reset@badness@inner] = function() 
-      if luatexja.global_temp then
-        tex.hbadness= tex.hbadness or luatexja.hbadness_temp
-        tex.vbadness= tex.vbadness or luatexja.vbadness_temp
-        tex.globaldefs= luatexja.global_temp or tex.globaldefs
-      end
-    end}
-  \protected\def\ltj@@reset@badness{\luafunction\ltj@@reset@badness@inner}
-\else
-  \protected\def\ltj@@reset@badness{%
-    \directlua{%
-      if luatexja.global_temp then
-        tex.hbadness= tex.hbadness or luatexja.hbadness_temp
-        tex.vbadness= tex.vbadness or luatexja.vbadness_temp
-        tex.globaldefs= luatexja.global_temp or tex.globaldefs
-      end
-    }%
+    local t, ltjd = lua.get_functions_table(), luatexja.direction
+    t[\the\ltj@@box@dirhook] 
+      = function() ltjd.set_list_direction_hook() end
   }
+  \ltj@@everyhbox{\luafunction\ltj@@box@dirhook
+    \aftergroup\ltj@@reset@badness\the\ltj@@i@everyhbox}
+  \ltj@@everyvbox{\luafunction\ltj@@box@dirhook
+    \aftergroup\ltj@@reset@badness\the\ltj@@i@everyvbox}
 \fi
 
+\newluafunction\ltj@@reset@badness@inner
+\directlua{
+  local t = lua.get_functions_table()
+  t[\the\ltj@@reset@badness@inner] = function() 
+    if luatexja.global_temp then
+      tex.hbadness= tex.hbadness or luatexja.hbadness_temp
+      tex.vbadness= tex.vbadness or luatexja.vbadness_temp
+      tex.globaldefs= luatexja.global_temp or tex.globaldefs
+    end
+  end}
+\protected\def\ltj@@reset@badness{\luafunction\ltj@@reset@badness@inner}
+
 \AtBeginShipout{\directlua{luatexja.direction.finalize()}}
 
 %%%% \raise, \lower, \moveleft, \moveright
 %%------------------ Load module for the format
 
 \ifltj@in@latex                 %<*LaTeX>
-  \RequirePackage{ltj-latex}[2016/05/15]
+  \RequirePackage{ltj-latex}
 \else\ifltj@in@plain            %<*plain>
   \input ltj-plain.sty %
 \fi\fi                          %</LaTeX|plain>