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Import from old kitagawa_ruby branch (may not work now)
[luatex-ja/luatexja.git] / src / luatexja-core.sty
index 617c7dc..553e200 100644 (file)
@@ -65,7 +65,7 @@
   \expandafter\let\csname ifltj@in@latex\expandafter\endcsname
     \csname iftrue\endcsname
   \NeedsTeXFormat{LaTeX2e}
-  \ProvidesPackage{luatexja-core}[2013/05/14 Core of LuaTeX-ja]
+  \ProvidesPackage{luatexja-core}[2014/02/01 Core of LuaTeX-ja]
 \fi                             %</LaTeX>
 
 %% Load prerequisite packages.
     {Package loading is aborted now.\MessageBreak}
 \expandafter\endinput\fi\relax
 
+ \@PackageInfoNoLine{luatexja-core}
+    {using\space%
+  \directlua{if node.direct==node then tex.write('traditional node')
+  else tex.write('DIRECT') end} node access model}
+
 %! なお、luatexbase-compat の説明に従うと、LuaTeX 拡張プリミティブは
 %! plain/LaTeX の両方で \luatex 付の名前(\directlua はそのまま)
 %! で使えると考えてよい。
 %%%%%%%% Attributes for Japanese typesetting.
 \newluatexattribute\ltj@icflag    % attribute for italic correction
 \newluatexattribute\ltj@curjfnt   % index for ``current Japanese font''
-\newluatexattribute\ltj@origchar % 
-\newluatexattribute\ltj@charclass % 
+\newluatexattribute\ltj@origchar %
+\newluatexattribute\ltj@charclass %
 \newluatexattribute\ltj@autospc   % attribute for autospacing
 \newluatexattribute\ltj@autoxspc  % attribute for autoxspacing
 \newluatexattribute\ltj@yablshift % attribute for \yabaselineshift
 \newluatexattribute\ltj@ykblshift % attribute for \ykbaselineshift
 \newluatexattribute\jfam          % index for current jfam
-\ltj@icflag=0\ltj@origchar=0
+\ltj@icflag=0
+\ltj@origchar=0
+\ltj@charclass=0
+\ltj@curjfnt=-1
 
 %%%%%%%% Attributes for character ranges
 \newcount\ltj@tempcnta
 
 %%%%%%%% Load all sub-packages.
 \ifltj@in@latex                 %<*LaTeX>
-  \RequirePackage{ltj-cctbreg}[2013/05/14]
   \RequirePackage{ltj-base}   [2013/05/14]
 \else                           %<*!LaTeX>
-  \input ltj-cctbreg.sty %
   \input ltj-base.sty %
 \fi                             %</LaTeX>
 
 \def\ltj@@jfont{\directlua{luatexja.jfont.jfontdefY()}}
 
 %%%%%%%% \zw, \zh
-\protected\def\zw{\directlua{luatexja.jfont.load_zw()}\ltj@zw}
-\protected\def\zh{\directlua{luatexja.jfont.load_zh()}\ltj@zh}
-
+\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}
 
 %%%%%%%% \inhibitglue
 \protected\def\ltj@reset@globaldefs{%
 \def\ltj@@ihb{\relax\directlua{luatexja.jfmglue.create_inhibitglue_node()}}
 
 %%%%%%%% \yoko, \tate, \ifydir, \iftdir
-%% At this moment, tategaki mode is not implemented; 
+%% At this moment, tategaki mode is not implemented;
 %% there is only yokogaki mode now.
 \let\yoko\relax
 \let\tate\relax
 \setbox0\hbox{%
   \directlua{% This value depends on the version of LuaTeX.
     luatexja.stack.hmode = -tex.nest[tex.nest.ptr].mode
-  }
+  }%
 }
 
 % prebreakpenalty = {<char_code>, <penalty>}
 \define@key[ltj]{japaram}{postbreakpenalty}{%
   \expandafter\ltj@@set@stack#1:{POST}{-10000}{10000}}
 \def\ltj@@set@stack#1,#2:#3#4#5{%
-  \directlua{luatexja.stack.set_stack_table(luatexja.isglobal, luatexja.stack_table_index.#3,
+  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.#3,
     \ltj@safe@num@or{nil}{#1},\ltj@safe@num@or{nil}{#2},#4,#5)}}
 
 % jatextfont = {<char_code>, <font_cs>}
     {\string#2 is not a control sequence that represents \MessageBreak
      a Japanese font}{}%
   \else
-    \directlua{luatexja.stack.set_stack_font(luatexja.isglobal, 
-    luatexja.stack_table_index.#3,
+    \directlua{luatexja.stack.set_stack_font(luatexja.stack_table_index.#3,
     \ltj@safe@num@or{nil}{#1}, \the\ltj@curjfnt)}%
   \fi
   \ltj@curjfnt=\ltj@tempcnta
 % yalbaselineshift = <dimen>
 % yjabaselineshift = <dimen>
 \define@key[ltj]{japaram}{yalbaselineshift}{%
-  \directlua{tex.setattribute(luatexja.isglobal, 
+  \directlua{tex.setattribute(luatexja.isglobal,
     luatexbase.attributes['ltj@yablshift'],
     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 \define@key[ltj]{japaram}{yjabaselineshift}{%
-  \directlua{tex.setattribute(luatexja.isglobal, 
+  \directlua{tex.setattribute(luatexja.isglobal,
     luatexbase.attributes['ltj@ykblshift'],
     \ltj@safe@dimen@or\ltj@defdimen{#1})}}
 
   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
-  \directlua{luatexja.stack.set_stack_table(luatexja.isglobal,
-    luatexja.stack_table_index.XSP,
+  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
     \ltj@safe@num@or{nil}{#1},
     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 
   \def\ltj@tempa{preonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{1}\fi
   \def\ltj@tempa{postonly}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{2}\fi
   \def\ltj@tempa{allow}\ifx\ltj@temp\ltj@tempa\def\ltj@temp{3}\fi
-  \directlua{luatexja.stack.set_stack_table(luatexja.isglobal,
-    luatexja.stack_table_index.XSP,
+  \directlua{luatexja.stack.set_stack_perchar(luatexja.stack_table_index.XSP,
     \ltj@safe@num@or{nil}{#1},
     \ltj@safe@num@or{nil}{\ltj@temp},0,3)}}
 
 
 % [x]]kanjiskip = <dimen>
 \define@key[ltj]{japaram}{kanjiskip}{%              % SKIP
-  \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'kanjiskip', \ltj@safe@glue{#1})}}
+  \directlua{%
+    local d = \ltj@safe@glue{#1}
+    luatexja.stack.set_stack_skip(luatexja.stack_table_index.KSK, d); node.free(d)
+}}
 \define@key[ltj]{japaram}{xkanjiskip}{%             % SKIP
-  \directlua{luatexja.stack.set_stack_skip(luatexja.isglobal, 'xkanjiskip', \ltj@safe@glue{#1})}}
+  \directlua{%
+    local d = \ltj@safe@glue{#1}
+    luatexja.stack.set_stack_skip(luatexja.stack_table_index.XSK, d); node.free(d)
+}}
 
 % jcharwidowpenalty = <count>
 \define@key[ltj]{japaram}{jcharwidowpenalty}{%      %COUNT
 }
 
 \protected\def\ltj@setpar@global{%
-  \ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}\else\directlua{luatexja.isglobal=''}\fi
+  \relax\ifnum\globaldefs>0\directlua{luatexja.isglobal='global'}%
+    \else\directlua{luatexja.isglobal=''}\fi
 }
 \protected\def\ltjsetparameter#1{%
   \ltj@setpar@global\setkeys[ltj]{japaram}{#1}\ignorespaces}
 \protected\def\ltjglobalsetparameter#1{%
-  \ifnum\globaldefs<0\directlua{luatexja.isglobal=''}\else\directlua{luatexja.isglobal='global'}\fi
+  \relax\ifnum\globaldefs<0\directlua{luatexja.isglobal=''}%
+    \else\directlua{luatexja.isglobal='global'}\fi%
   \setkeys[ltj]{japaram}{#1}\ignorespaces}
 
 %%%%%%%% \ltjgetparameter
 \def\ltj@@alchar{{\directlua{tex.globaldefs = 0}\ltj@allalchar\ltj@@origchar\ltj@tempcnta}}
 
 %%%%%%%% \ltjsetmathletter<number>, \ltjunsetmathletter<number>
-\protected\def\ltjsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=true}}
-\protected\def\ltjunsetmathletter#1{\directlua{luatexja.math.is_math_letters[#1]=false}}
+\protected\def\ltjsetmathletter#1{%
+  \ltj@tempcnta=#1
+  \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=true}%
+}
+\protected\def\ltjunsetmathletter#1{%
+  \ltj@tempcnta=#1
+  \directlua{luatexja.math.is_math_letters[\the\ltj@tempcnta]=false}%
+}
+
+%%%%%%%% \ltjdeclarealtfont<base_font_cs><alt_font_cs>{100-200,3000-,5000,...}
+% <base_font_cs> の 第 3 引数の文字達は <alt_font_cs> で組む
+% いつも global
+\def\ltj@@getjfontnumber#1{% result in \ltj@tempcntc 
+  \ltj@reset@globaldefs
+  \bgroup\ltj@curjfnt=-1\relax
+  #1\directlua{luatexja.__temp = \the\ltj@curjfnt}\egroup
+  \ltj@tempcntc=\directlua{tex.sprint(luatexja.__temp)}\relax
+  \ifnum\ltj@tempcntc=-1
+    \@PackageError{luatexja-core}%
+    {\string#1 is not a control sequence that represents \MessageBreak
+     a Japanese font}{I'll use the current Japanese font instead.^^J}%
+    \ltj@tempcntc=\ltj@curjfnt
+  \fi\ltj@restore@globaldefs}
+  
+\protected\def\ltjdeclarealtfont#1#2#3{%
+  {\ltj@@getjfontnumber#1\@tempcnta=\ltj@tempcntc% \@tempcnta: 基底フォント
+   \ltj@@getjfontnumber#2%
+   \expandafter\ltj@@altfont#3,,}\ignorespaces}
+\def\ltj@@altfont#1,{\def\ltj@temp{#1}%
+  \ifx\ltj@temp\empty\let\@next=\relax\else
+  \ltj@@altfontA{#1}\let\@next=\ltj@@altfont\fi\@next}
+\def\ltj@@altfontA#1{\ltj@@altfontB#1--\@nil}
+\def\ltj@@altfontB#1-#2-#3\@nil{\def\ltj@temp{#3}%
+  \ifx\ltj@temp\empty
+    \ltj@tempcnta=#1 \ltj@tempcntb=\ltj@tempcnta
+  \else
+    \def\ltj@temp{#1}%
+    \ifx\ltj@temp\empty\ltj@tempcnta='200\else\ltj@tempcnta=#1\fi\relax
+    \def\ltj@temp{#2}%
+    \ifx\ltj@temp\empty\ltj@tempcntb="10FFFF\else\ltj@tempcntb=#2\fi\relax%"
+  \fi
+  \directlua{luatexja.jfont.set_alt_font(
+    \the\ltj@tempcnta,\the\ltj@tempcntb,
+    \the\ltj@tempcntc, \the\@tempcnta)}%
+  }
+
+%%%%%%%% \ltjclearaltfont<font_cs>
+% <font_cs> の文字は全部 <font_cs> 本来の文字で組む
+\protected\def\ltjclearaltfont#1{%
+  {\ltj@@getjfontnumber#1%
+   \directlua{luatexja.jfont.clear_alt_font(\the\ltj@tempcntc)}}\ignorespaces}
+
 
 %%------------------ Load module for the format