X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=src%2Fpatches%2Flltjfont.sty;h=6c25efadc42f0e3d3cd0eb82417be6ccb5925491;hb=6710397082dd1c9793fedcd2429eda9b54d9efec;hp=cacf9032536ec911f78553456ace440460c59c7c;hpb=52094013bd1be1179bdaeccd0618d75f71248812;p=luatex-ja%2Fluatexja.git

diff --git a/src/patches/lltjfont.sty b/src/patches/lltjfont.sty
index cacf903..6c25efa 100644
--- a/src/patches/lltjfont.sty
+++ b/src/patches/lltjfont.sty
@@ -3,7 +3,34 @@
 %
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{lltjfont}[2016/04/01 Patch to NFSS2 for LuaTeX-ja]
+\ProvidesPackage{lltjfont}[2019/01/29 Patch to NFSS2 for LuaTeX-ja]
+
+\def\ltj@chardef@text@cmd#1{%
+  \let\@ifdefinable\@@ifdefinable%
+  \edef\ltj@chardef@text@cmd@name{\expandafter\@gobble\string#1}%
+  \afterassignment\ltj@chardef@text@cmd@\ltj@tempcnta
+}
+\def\ltj@chardef@text@cmd@{%
+  \ifnum\ltj@tempcnta>"7F
+    \expandafter\edef\csname \ltj@chardef@text@cmd@name\endcsname{%
+      \noexpand\ltjalchar\the\ltj@tempcnta\space
+    }%
+  \else
+    \expandafter\chardef\csname \ltj@chardef@text@cmd@name\endcsname\ltj@tempcnta
+  \fi
+}
+\def\DeclareTextSymbol#1#2#3{%
+  \@dec@text@cmd\ltj@chardef@text@cmd#1{#2}#3\relax
+}
+
+\ifdefined\UnicodeEncodingName
+  \let\ltj@temp@DeclareTextComposite=\DeclareTextComposite
+  \def\DeclareTextComposite#1#2#3#4{}%
+  \input{tuenc.def}
+  \let\DeclareTextComposite=\ltj@temp@DeclareTextComposite
+  \expandafter\patchcmd\csname TU\string\textasteriskcentered\endcsname{\char}{\ltjalchar}{}{}
+\fi
+
 
 \let\k@encoding\@empty
 \let\ck@encoding\@empty
@@ -28,21 +55,33 @@
 \ifdefined\cHT\else\newdimen\cHT\fi
 %\let\afont\font
 
+\let\ystrutbox\strutbox
 \newbox\dstrutbox
 \newbox\tstrutbox
 \newbox\zstrutbox
+\def\strutbox{%
+  \ifnum\ltjgetparameter{direction}=1 \dstrutbox       % dtou
+  \else\ifnum\ltjgetparameter{direction}=4 \ystrutbox  % yoko
+  \else\tstrutbox  % tate and utod
+  \fi\fi
+}
 \def\strut{\relax
   \ifnum\ltjgetparameter{direction}=1 % dtou
     \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi
   \else\ifnum\ltjgetparameter{direction}=4 % yoko
-    \ifmmode\copy\strutbox\else\unhcopy\strutbox\fi
+    \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi
   \else % tate and utod
     \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi
   \fi\fi
 }
-\def\tstrut{\relax\hbox{\tate
+
+\def\ystrut{\relax\hbox{\ltj@@orig@yoko
+   \ifmmode\copy\ystrutbox\else\unhcopy\ystrutbox\fi}}
+\def\tstrut{\relax\hbox{\ltj@@orig@tate
    \ifmmode\copy\tstrutbox\else\unhcopy\tstrutbox\fi}}
-\def\zstrut{\relax\hbox{\tate
+\def\dstrut{\relax\hbox{\ltj@@orig@dtou
+   \ifmmode\copy\dstrutbox\else\unhcopy\dstrutbox\fi}}
+\def\zstrut{\relax\hbox{\ltj@@orig@utod
    \ifmmode\copy\zstrutbox\else\unhcopy\zstrutbox\fi}}
 
 {%
@@ -204,18 +243,24 @@
    \gdef\f@baselineskip{#5pt}}
 \@onlypreamble\DeclareKanjiSubstitution
 \@onlypreamble\DeclareErrorKanjiFont
+
+\newif\ifltjselectfont@force@define
 \def\DeclareFixedFont#1#2#3#4#5#6{%
    \begingroup
       \math@fontsfalse
       \every@math@size{}%
       \fontsize{#6}\z@
       \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{#2}')}\ifin@%
+	    \ltjselectfont@force@definetrue
         \usekanji{#2}{#3}{#4}{#5}%
         \global\let#1\getjfont
+	    \ltjselectfont@force@definefalse
       \else
         \directlua{luatexja.jfont.is_ktenc('\luatexluaescapestring{#2}')}\ifin@%
+  	      \ltjselectfont@force@definetrue
           \usekanji{#2}{#3}{#4}{#5}%
           \global\let#1\gettfont
+	      \ltjselectfont@force@definefalse
         \else
           \useroman{#2}{#3}{#4}{#5}%
           \global\expandafter\let\expandafter#1\the\font
@@ -275,13 +320,39 @@
 \expandafter\expandafter\expandafter\let
 \expandafter\expandafter\csname ltj@@orig@selectfont\endcsname\csname selectfont\space\endcsname
 \@EverySelectfont@Init
+%\let\ltj@@font@info\@font@info
+%\let\ltj@@font@warning\@font@warning
 \def\@EverySelectfont@Init{%
   \expandafter\let\csname selectfont\space \endcsname \ltj@@orig@selectfont
   \ltj@@EverySelectfont@Init
 }
+\def\ltj@selectfont@tate{%
+  \let\k@encoding\ct@encoding
+  \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
+  \pickup@tfont
+  \ifnum\ltjgetparameter{direction}=3 \font@name
+    \ltj@@does@alt@set{\curr@kfontshape}{%
+      % alt fonts の定義
+      \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
+      % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
+      \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
+    }%
+  \fi}
+\def\ltj@selectfont@yoko{%
+  \let\k@encoding\cy@encoding
+  \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
+  \pickup@jfont
+  \unless\ifnum\ltjgetparameter{direction}=3 \font@name
+	 \ltj@@does@alt@set{\curr@kfontshape}{%
+      % alt fonts の定義
+      \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
+      % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
+      \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
+    }%
+  \fi}
 \def\ltj@selectfont@patch{%
- \directlua{luatexja.base.start_time_measure('selectfont')}%
- \let\tmp@error@fontshape\error@fontshape
+  \directlua{luatexja.base.start_time_measure('selectfont')}%
+  \let\tmp@error@fontshape\error@fontshape
   \let\error@fontshape\error@kfontshape
   \directlua{luatexja.jfont.is_kyenc('\luatexluaescapestring{\k@encoding}')}\ifin@%
     \let\cy@encoding\k@encoding
@@ -294,33 +365,13 @@
       \@latex@error{KANJI Encoding scheme `\k@encoding' unknown}\@eha
     \fi
   \fi
-%
-  \let\k@encoding\ct@encoding
-  \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
-  \pickup@tfont
-  \font@name
-  \ltj@@does@alt@set{\curr@kfontshape}%
-    % alt fonts の定義
-    \directlua{luatexja.jfont.output_alt_font_cmd('t', '\luatexluaescapestring{\curr@kfontshape}')}%
-    % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
-    \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
-  \fi
-%
-  \let\k@encoding\cy@encoding
-  \xdef\font@name{\csname\curr@kfontshape/\f@size\endcsname}%
-  \pickup@jfont
-  \font@name
-  \ltj@@does@alt@set{\curr@kfontshape}%
-    % alt fonts の定義
-    \directlua{luatexja.jfont.output_alt_font_cmd('y', '\luatexluaescapestring{\curr@kfontshape}')}%
-    % 定義した alt fonts のデータを \ltjdeclarealtfont に渡すのと同等の処理をする
-    \directlua{luatexja.jfont.pickup_alt_font_a('\f@size')}%
-  \fi
+  \global\let\ltj@afont@name=\font@name
+  \ltj@selectfont@tate\ltj@selectfont@yoko
 %
   \edef\tmp@item{{\k@encoding}}\expandafter\def\expandafter\k@encoding\tmp@item
   \kenc@update
+  \global\let\font@name=\ltj@afont@name
   \let\error@fontshape\tmp@error@fontshape
-%
   \if@knjcmd \@knjcmdfalse
     \expandafter\ifx
     \csname rel@\k@encoding/\k@family/\k@series/\k@shape\endcsname\relax
@@ -335,10 +386,29 @@
        % 警告: 再び \selectfont を呼んでいる．無限ループの可能性あり
     \fi
   \fi
+  \global\let\font@name=\ltj@afont@name
   \directlua{luatexja.base.stop_time_measure('selectfont')}%
 }
 \EverySelectfont{\ltj@selectfont@patch}
 
+\bgroup
+  \def\ltj@@dir@patch#1#2#3{%
+    \global\csletcs{ltj@@orig@#1}{#1}%
+	\protected\expandafter\xdef\csname #1\endcsname{%
+	  \csname ltj@@orig@#1\endcsname
+      \unexpanded{\ifnum#3<\z@\let\ltj@@protect\protect\set@typeset@protect}%
+      \unexpanded{\global\let\ltj@afont@name=\font@name}%
+	  \expandonce{\csname ltj@selectfont@#2\endcsname}%
+      \unexpanded{\global\let\font@name=\ltj@afont@name}%
+      \unexpanded{\let\protect\ltj@@protect\fi}%
+	}%
+  }
+  \ltj@@dir@patch{yoko}{yoko}{\ltj@curjfnt}
+  \ltj@@dir@patch{tate}{tate}{\ltj@curtfnt}
+  \ltj@@dir@patch{utod}{yoko}{\ltj@curjfnt}
+  \ltj@@dir@patch{dtou}{yoko}{\ltj@curjfnt}
+\egroup
+
 \def\KanjiEncodingPair#1#2{\@namedef{t@enc@#1}{#2}\@namedef{y@enc@#2}{#1}}
 \def\set@fontsize#1#2#3{%
     \@defaultunits\@tempdimb#2pt\relax\@nnil
@@ -352,79 +422,55 @@
       \baselineskip\f@linespread\baselineskip
       \normalbaselineskip\baselineskip
       \adjustbaseline
-      \setbox\strutbox\hbox{\yoko
+      \setbox\ystrutbox\hbox{\ltj@@orig@yoko
           \vrule\@width\z@
                 \@height.7\baselineskip \@depth.3\baselineskip}%
-      \setbox\dstrutbox\hbox{\dtou
+      \setbox\dstrutbox\hbox{\ltj@@orig@dtou
           \vrule\@width\z@
                 \@height.7\baselineskip \@depth.3\baselineskip}%
-      \setbox\tstrutbox\hbox{\tate
+      \setbox\tstrutbox\hbox{\ltj@@orig@tate
           \vrule\@width\z@
                 \@height.5\baselineskip \@depth.5\baselineskip}%
-      \setbox\zstrutbox\hbox{\tate
+      \setbox\zstrutbox\hbox{\ltj@@orig@utod
           \vrule\@width\z@
                 \@height.7\baselineskip \@depth.3\baselineskip}%
-        \let\size@update\relax}}
-
-\ifdefined\newluafunction
-  \newluafunction\ltj@@adjust@baseline@inner
-  \begingroup\catcode`\~=12
-  \directlua{%
-    local nulltable = {}
-    local t = lua.get_functions_table()
-    local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
-    local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
-    local setdimen, set_attr = tex.setdimen, tex.setattribute
-    local dir = luatexja.unary_pars.direction
-    t[\the\ltj@@adjust@baseline@inner] = function()
-      local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
-      ft = ft and ft.char_type or nulltable
-      local fk = ft and ft[0] or nulltable
-      local ht, dp, wd = fk.height or 0, fk.depth or 0,
-                         fk.width or ft.zw or 0
-      local fm 
-        = ((getfont(font.current()) or nulltable)
-          .characters or nulltable)[77] or nulltable %% 'M'
-      set_attr('ltj@tablshift',
-        0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp))
-      if dir() ~= dir_tate then
-        ft = fmt[get_attr('ltj@curjfnt')] or nulltable
-        ft = ft and ft.char_type or nulltable
-        fk = ft and ft[0] or nulltable
-        ht, dp, wd = fk.height or 0, fk.depth or 0,
-                     fk.width or ft.zw or 0
-      end
-      setdimen('cht', ht); setdimen('cdp', dp)
-      setdimen('cwd', wd); setdimen('chs', wd)
-      setdimen('cHT', ht+dp)
+     \let\size@update\relax}}
+
+\newluafunction\ltj@@adjust@baseline@inner
+\begingroup\catcode`\~=12
+\directlua{%
+  local nulltable = {}
+  local t = lua.get_functions_table()
+  local getfont, dir_tate = font.getfont, luatexja.dir_table.dir_tate
+  local fmt, get_attr = luatexja.jfont.font_metric_table, tex.getattribute
+  local getcount=tex.getcount
+  local setdimen, set_attr = tex.setdimen, tex.setattribute
+  local dir = luatexja.unary_pars.direction
+  t[\the\ltj@@adjust@baseline@inner] = function()
+    local ft = fmt[get_attr('ltj@curtfnt')] or nulltable
+    ft = ft.char_type or nulltable
+    local fk = ft[0] or nulltable
+    local ht, dp, wd = fk.height or 0, fk.depth or 0,
+                       fk.width or ft.zw or 0
+    local fm 
+      = ((getfont(font.current()) or nulltable)
+        .characters or nulltable)[77] or nulltable %% 'M'
+    set_attr('ltj@tablshift',
+      tex.round(0.5*((fm.height or 0)- (fm.depth or 0) - ht+ dp)))
+    if dir() ~= dir_tate then
+      ft = fmt[get_attr('ltj@curjfnt')] or nulltable
+      ft = ft.char_type or nulltable
+      fk = ft[0] or nulltable
+      ht, dp, wd = fk.height or 0, fk.depth or 0,
+                   fk.width or ft.zw or 0
     end
-  }\endgroup
-  \def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
-     \cvs\normalbaselineskip}
-\else
-  \newbox\adjust@box
-  \newbox\adjust@box@aux
-  \newdimen\adjust@dimen
-  \def\adjustbaseline{%
-    \setbox\adjust@box\hbox{%
-      \ltj@ykblshift\z@\ltj@tkblshift\z@ æ¼¢}%
-    \cht\ht\adjust@box
-    \cdp\dp\adjust@box
-    \cwd\wd\adjust@box
-    \cvs\normalbaselineskip
-    \chs\cwd
-    \cHT\cht \advance\cHT\cdp
-    \setbox\adjust@box@aux\hbox{\tate\ltj@tkblshift\z@ æ¼¢}%
-    \setbox\adjust@box\hbox{\tate\ltj@tablshift\z@ M}%
-    \adjust@dimen\ht\adjust@box
-    \advance\adjust@dimen\dp\adjust@box
-    \advance\adjust@dimen-\ht\adjust@box@aux
-    \divide\adjust@dimen\tw@
-    \advance\adjust@dimen0.5\dp\adjust@box@aux
-    \advance\adjust@dimen-\dp\adjust@box
-    \ltj@tablshift=\adjust@dimen
-  }
-\fi
+    setdimen('cht', ht); setdimen('cdp', dp)
+    setdimen('cwd', wd); setdimen('chs', wd)
+    setdimen('cHT', ht+dp)
+  end
+}\endgroup
+\def\adjustbaseline{\luafunction\ltj@@adjust@baseline@inner
+   \cvs\normalbaselineskip}
 \DeclareRobustCommand\romanencoding[1]{%
     \expandafter\ifx\csname T@#1\endcsname\relax
       \@latex@error{Encoding scheme `#1' unknown}\@eha
@@ -458,7 +504,7 @@
   \csname D@\k@encoding\endcsname
   \let\kenc@update\relax
   \let\ck@encoding\k@encoding
-  \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}
+  \edef\tmp@enc{'\luatexluaescapestring{\k@encoding}'}%
   \directlua{luatexja.jfont.is_kyenc(\tmp@enc)}\ifin@%
     \let\cy@encoding\k@encoding
   \else
@@ -554,12 +600,12 @@
     \romanshape{\shapedefault}%
     \selectfont\ignorespaces}
 \let\reset@font\normalfont
-\DeclareRobustCommand\mcfamily
-        {\not@math@alphabet\mcfamily\mathmc
-         \kanjifamily\mcdefault\selectfont}
-\DeclareRobustCommand\gtfamily
-        {\not@math@alphabet\gtfamily\mathgt
-         \kanjifamily\gtdefault\selectfont}
+\DeclareRobustCommand\mcfamily{%
+  \unless\ifltj@disablejfam\not@math@alphabet\mcfamily\mathmc\fi
+  \kanjifamily\mcdefault\selectfont}
+\DeclareRobustCommand\gtfamily{%
+  \unless\ifltj@disablejfam\not@math@alphabet\gtfamily\mathgt\fi
+  \kanjifamily\gtdefault\selectfont}
 \let\romanprocess@table\process@table
 \def\kanjiprocess@table{%
   \kanjiencoding{\kanjiencodingdefault}%
@@ -573,9 +619,6 @@
 }
 \@onlypreamble\romanprocess@table
 \@onlypreamble\kanjiprocess@table
-\DeclareTextCommandDefault{\textunderscore}{%
-  \leavevmode\kern.06em
-  \vbox{\hrule\@width.3em}}
 
 %%%%%% LuaTeX-ja specific
 
@@ -587,43 +630,92 @@
 
 \let\extract@afont\extract@font
 \def\pickup@jfont{%
+  \ifnum
+	\unless\ifnum\ltjgetparameter{direction}=3 1\else
+	    \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
     \expandafter \ifx \font@name \relax
        \let\extract@font\extract@jfont
        \define@newfont
        \let\extract@font\extract@afont
     \fi
-    \let\getjfont\font@name}
+    \let\getjfont\font@name
+  \else
+	\begingroup\escapechar\m@ne
+	\ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
+       \let\extract@font\extract@jfont@onlyjfm
+       \define@newfont
+       \let\extract@font\extract@afont
+	\fi
+	\endgroup
+	\csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
+  \fi
+}
 \def\pickup@tfont{%
+  \ifnum
+	\ifnum\ltjgetparameter{direction}=3 1\else
+	    \ifltjselectfont@force@define 1\else 0\fi\fi =1 %
     \expandafter \ifx \font@name \relax
        \let\extract@font\extract@tfont
        \define@newfont
        \let\extract@font\extract@afont
     \fi
-    \let\gettfont\font@name}
+    \let\gettfont\font@name
+  \else
+	\begingroup\escapechar\m@ne
+	\ifcsname ltj@@fontjfm/\expandafter\string\font@name\endcsname\else
+       \let\extract@font\extract@tfont@onlyjfm
+       \define@newfont
+       \let\extract@font\extract@afont
+	\fi
+	\endgroup
+	\csname ltj@@fontjfm/\expandafter\expandafter\expandafter\@gobble\expandafter\string\font@name\endcsname
+  \fi
+}
 
 % 異なる和文 enc/fam/ser/shape からは異なるフォント番号が振られるように
 % わざと「ゴミをつける」
 \def\ltj@@patch@external@font#1 at{%
-  #1\directlua{luatexja.jfont.print_aftl_address()}\space at%
+  \directlua{
+	local s = '\luatexluaescapestring{#1}'
+	local is_braced, is_quoted
+	if s:sub(1,1)=='{' and s:sub(-1)=='}' then is_braced=true; s=s:sub(2,-2) end
+	if s:sub(1,1)=='"' and s:sub(-1)=='"' then is_quoted=true; s=s:sub(2,-2) end
+	s=s..luatexja.jfont.print_aftl_address()
+	if is_braced then s='{'..s..'}' elseif is_quoted then s='"'..s..'"' end
+	%print(s, is_quoted, is_braced)
+    tex.sprint(-2, s)}%
+  \space at%
 }
 \def\extract@jfont{%
-   \get@external@font
-    \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
+	\get@external@font
+    \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
-    \fi
-    \expandafter\globaljfont\font@name\external@font\relax% ここで時間がかかる
-    \font@name%\global\zw=\zw\global\zh=\zh
+    }%
+    \expandafter\globaljfont\font@name\external@font\relax\font@name% ここで時間がかかる
     \csname \f@encoding+\f@family\endcsname
     \csname\curr@fontshape\endcsname}
 \def\extract@tfont{%
-   \get@external@font
-    \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}%
+	\get@external@font
+    \ltj@@does@alt@set{\f@encoding/\f@family/\f@series/\f@shape}{%
       \edef\external@font{\expandafter\ltj@@patch@external@font\external@font}%
-    \fi
-    \expandafter\globaltfont\font@name\external@font\relax
-    \font@name%\global\zw=\zw\global\zh=\zh
+    }%
+    \expandafter\globaltfont\font@name\external@font\relax\font@name
     \csname \f@encoding+\f@family\endcsname
     \csname\curr@fontshape\endcsname}
+\def\extract@jfont@onlyjfm{%
+	\get@external@font
+	\csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
+	  \directlua{%
+		luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'yoko')
+	  }%
+	}}
+\def\extract@tfont@onlyjfm{%
+	\get@external@font
+	\csxdef{ltj@@fontjfm/\expandafter\string\font@name}{%
+	  \directlua{%
+		luatexja.jfont.load_jfmonly('\luatexluaescapestring{\external@font}', 'tate')
+	  }%
+	}}
 
 \let\ltj@@al@do@subst@correction=\do@subst@correction
 \def\ltj@@ja@do@subst@correction{%
@@ -643,6 +735,7 @@
 \let\@@italiccorr=\/
 
 %%%%%% Japanese font for math mode
+\unless\ifltj@disablejfam
 
 % \M@<enc> から その <enc> が和文用か調べる
 {\catcode`M=12%
@@ -650,12 +743,15 @@
 
 \let\ltj@@al@getanddefine@fonts=\getanddefine@fonts
 \def\ltj@@ja@getanddefine@fonts#1#2{%
+  \csletcs{if@ltj@tempif}{ifltjselectfont@force@define}%
+  \ltjselectfont@force@definetrue
   \xdef\font@name{\csname \string#2/\tf@size\endcsname}%
   \pickup@jfont\let\textfont@name\font@name
   \xdef\font@name{\csname \string#2/\sf@size\endcsname}%
   \pickup@jfont\let\scriptfont@name\font@name
   \xdef\font@name{\csname \string#2/\ssf@size\endcsname}%
   \pickup@jfont
+  \csletcs{ifltjselectfont@force@define}{if@ltj@tempif}%
   \edef\math@fonts{\math@fonts\ltj@setpar@global%
     \ltj@@set@stackfont#1,\textfont@name:{MJT}%
     \ltj@@set@stackfont#1,\scriptfont@name:{MJS}%
@@ -676,6 +772,8 @@
     \ifin@\jfam#2\relax\else\mathgroup#2\relax\fi
   \expandafter\math@egroup\fi}%
 
+\fi
+
 %%%%%% Alternate Japanese Fonts
 %%%% \DeclareAlternateKanjiFont<Benc><Bfam><Bser><Bshape><Aenc><Afam><Aser><Ashape><range>
 % いつも global
@@ -720,9 +818,61 @@
   \directlua{luatexja.jfont.pickup_alt_font_b(\the\ltj@tempcntc,'\luatexluaescapestring{#2}')}%
 }
 
-\def\ltj@@does@alt@set#1{%
-  \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}}
+\def\ltj@@does@alt@set#1#2{%
+  \directlua{luatexja.jfont.does_alt_set'\luatexluaescapestring{#1}'}{#2}}
 
 %%%% patch \@text@composite because of {y,t}albaselineshift
 
+% %% \pltx@isletter from plfonts.dtx
+% \def\pltx@mark{\pltx@mark@}
+% \let\pltx@scanstop\relax
+% \long\def\pltx@cond#1\fi{%
+%   #1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi}
+% \long\def\pltx@isletter#1{%
+%   \expandafter\pltx@isletter@i#1\pltx@scanstop}
+% \long\def\pltx@isletter@i#1\pltx@scanstop{%
+%   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi{\@firstoftwo}%
+%     {\pltx@isletter@ii\pltx@scanstop#1\pltx@scanstop{}#1\pltx@mark}}
+% \long\def\pltx@isletter@ii#1\pltx@scanstop#{%
+%   \pltx@cond\ifx\pltx@mark#1\pltx@mark\fi%
+%     {\pltx@isletter@iii}{\pltx@isletter@iv}}
+% \long\def\pltx@isletter@iii#1\pltx@mark{\@secondoftwo}
+% \long\def\pltx@isletter@iv#1#2#3\pltx@mark{%
+%   \pltx@cond\ifx\pltx@mark#3\pltx@mark\fi{%
+%     \pltx@cond{\ifnum0\ifcat A\noexpand#21\fi\ifcat=\noexpand#21\fi>\z@}\fi
+%       {\@firstoftwo}{\@secondoftwo}%
+%   }{\@secondoftwo}}
+%
+% \def\@text@composite@x#1#2{%
+%   \ifx#1\relax
+%     #2%
+%   \else\pltx@isletter{#1}{#1}{%
+%     \begingroup
+%     \setbox\z@\hbox\bgroup%
+%       \ltj@yablshift\z@ \ltj@tablshift\z@
+%       #1%
+%       \@tempcntb\directlua{luatexja.pltx_composite_last_node_char()}%)
+%       \xdef\pltx@composite@temp{\noexpand\@tempcntb=\the\@tempcntb\relax}%
+%       \aftergroup\pltx@composite@temp
+%     \egroup
+%     \ifnum\ltjgetparameter{direction}=3 %
+%       \@tempdima=\ltj@tablshift sp\else\@tempdima=\ltj@yablshift sp\fi
+%     \ifnum\@tempcntb<\z@\@tempcnta\z@\else
+%       \@tempcnta=\ltjgetparameter{jacharrange}{\ltjgetparameter{chartorange}{\@tempcntb}}\relax
+%       \ifnum\@tempcnta=\z@\@tempdima\z@\fi
+%     \fi
+%     \ifnum\@tempcnta>\z@
+%       \ifodd\ltjgetparameter{alxspmode}{\@tempcntb}\else\leavevmode\hbox{}\fi
+%       \begingroup\mathsurround\z@$%
+%         \hbox{\lower\@tempdima\box\z@}
+%       $\endgroup%
+%       \ifnum\ltjgetparameter{alxspmode}{\@tempcntb}<2\hbox{}\fi
+%     \else
+%       \ifdim\@tempdima=\z@{\ltj@yablshift\z@ \ltj@tablshift\z@#1}%
+%       \else\lower\@tempdima\box\z@\fi
+%     \fi
+%     \endgroup}%
+%   \fi
+% }
+
 \endinput