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Fix for #31147. 'fullwidthify' proportional glyphs if pwid/palt are not set.
[luatex-ja/luatexja.git] / src / addons / luatexja-fontspec.sty
index 7e5bfd8..34e7512 100644 (file)
@@ -3,85 +3,12 @@
 %
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{luatexja-fontspec}[2011/11/16 v0.3]
-
-\def\UTFencname{EU2}\def\XeTeXpicfile{}
-\RequirePackage{xunicode}
-%% Patch for xunicode.sty
-{\catcode`\"=12
-\gdef\check@hexcom@digits@#1#2#3#4#5@!@#6#7#8{%
- \ifx @#4\relax
-  \UTFacc@warning@{insufficient hex digits #7 for #6-\string#8}%
- \else
-  \ifcat \active\noexpand#8%
-   \ifx\add@flag\@ne %
-    \expandafter\def\csname\UTFencname\string#8\endcsname{\ltjalchar"#1#2#3#4\relax}%
-    \ifx\unDeFiNed@#8%
-     \ifx\cf@encoding\UTFencname
-      \DeclareTextCommand{#8}{OT1}{\undefined}%
-     \else
-      \DeclareTextCommand{#8}{\cf@encoding}{\undefined}%
-     \fi
-    \else {% macro #8 exists already ...
-      \let\protect\noexpand
-      \edef\UTF@testi{#8}\def\UTF@testii{#8}%
-      \ifx\UTF@testi\UTF@testii\aftergroup\UTF@ignore
-      \else\aftergroup\UTF@doit\fi
-     }%
-     \iffalse
-      % ... but when it isn't robust, make it so
-      \expandafter\let\csname?-\string#8\endcsname#8\relax
-      \edef\next@UTF@{{\cf@encoding}%
-        {\expandafter\noexpand\csname?-\string#8\endcsname}}%
-      \expandafter\DeclareTextCommand\expandafter
-         {\expandafter#8\expandafter}\next@UTF@
-     \fi
-    \fi %
-   \else % \add@flag \z@
-    \expandafter\global\expandafter
-      \let\csname\UTFencname\string#8\endcsname\relax
-   \fi % end of \add@flag switch
-  \else % not active catcode --- shouldn't happen
-  % \typeout{*** did you really mean #8 ? ***}%
-   \ifx\add@flag\@ne %
-    \edef\tmp@name{\expandafter\string\csname\UTFencname\endcsname
-      \expandafter\string\csname#8\endcsname}%
-    \expandafter\def\csname\tmp@name\endcsname{\ltjalchar"#1#2#3#4\relax}%
-    \ifx\cf@encoding\UTFencname
-     \expandafter\DeclareTextCommand\expandafter
-       {\csname#8\endcsname}{OT1}{\undefined}%
-    \else
-     \expandafter\DeclareTextCommand\expandafter
-       {\csname#8\endcsname}{\cf@encoding}{\undefined}%
-    \fi
-   \else % \add@flag \z@
-    \expandafter\global\expandafter\let\csname#8\endcsname\relax
-   \fi % end of \add@flag switch
-  \fi % end of \ifcat
- \fi}
-\gdef\check@hex@digits@#1#2#3#4#5@!@#6#7#8#9{%
- \ifx @#4\relax
-  \UTFacc@warning@{insufficient hex digits #7 for #6-\string#8#9}%
- \else
-  \def\UTFchar{\ltjalchar"#1#2#3#4\relax}%
-  \expandafter\expandafter\expandafter\declare@utf@composite
-  \expandafter\expandafter\expandafter
-   {\expandafter\csname#6\endcsname}{\UTFchar}{#8}{#9}\relax
- \fi}
-%\gdef\add@UTF@accent#1#2#3{#2\ltjalchar"#1\relax}
-\gdef\add@UTF@accent#1#2#3{\ifx\relax#2\relax\ltjalchar"#3\else
- \ifx\ #2\relax\ltjalchar"#3\else
- \expandafter\ifx\UTF@space#2\relax\ltjalchar"#3\else
- \ifx~#2\ltjalchar"#3\else#2\ltjalchar"#1\fi\fi\fi\fi\relax}
-\gdef\add@UTF@accents#1#2#3{#2\ltjalchar"#1\ltjalchar"#3\relax}
-}
-%% End of patch for xunicode.sty "
-
-\RequirePackage{fontspec}
-\RequirePackage{luatexja}
+\ProvidesPackage{luatexja-fontspec}[2012/09/17 v0.2a]
 
+\RequirePackage{fontspec,luatexja}
 \ExplSyntaxOn
 
+%%%%%%%% Messages
 \cs_new:Npn \ltj_fontspec_warning:n   { \msg_warning:nn   {ltj-fontspec} }
 
 \msg_new:nnn {ltj-fontspec} {addjfontfeatures-ignored}
 
 \cs_generate_variant:Nn \prg_new_conditional:Nnn {Nnx}
 
+%%%%%%%% For compatibility with old fontspec.
 \prg_new_conditional:Nnx \ltj_fontspec_if_liiikeys: {TF,F} {
   \@ifpackagelater {fontspec} {2011/09/13}
   { \exp_not:N \prg_return_true: }  % fontspec >= 2.2 (l3keys)
   { \exp_not:N \prg_return_false: } % fontspec <  2.2 (xkeyval)
 }
 
+%%%%%%%% \g_ltj_fontspec_scale_fp
+%% Default scale value for jfont.
+\group_begin:
+\fontsize{10}{10}\selectfont
+\fp_gset:Nn \g_ltj_fontspec_scale_fp {\zw / 10}
+\group_end:
+
+%%%%%%%% Internal control sequences
+%% Each CS is ltj_fontspec version that corresponds to original CS of fontspec.
 \cs_new:Nn \ltj_fontspec_define_option:nn {
   \ltj_fontspec_if_liiikeys:TF {
     \keys_define:nn {fontspec} { #1 .code:n = {#2}}
 
 \cs_new:Nn \ltj_fontspec_select:nn {
   \group_begin:
+  \ltj_fontspec_define_option:nn {CID} {
+    \fontspec_update_fontid:n  {+cid=##1}
+    \fontspec_update_featstr:n {cid=##1}
+  }
   \ltj_fontspec_define_option:nn {JFM} {
     \fontspec_update_fontid:n  {+jfm=##1}
-    \fontspec_update_featstr:n {jfm=##1}      
+    \fontspec_update_featstr:n {jfm=##1}
   }
   \ltj_fontspec_define_option:nn {JFM-var} {
     \fontspec_update_fontid:n  {+jfmvar=##1}
-    \fontspec_update_featstr:n {jfmvar=##1}      
+    \fontspec_update_featstr:n {jfmvar=##1}
   }
   \ltj_fontspec_define_preparse_external:nn {NoEmbed} {
     \cs_set:Nn \fontspec_namewrap:n {psft:####1}
   %% "OpenType feature 'Kerning=Off' (-kern) not available ..."
   \ltj_fontspec_define_option:nn {Kerning/Off} {
     \fontspec_update_fontid:n  {-kern}
-    \fontspec_update_featstr:n {-kern}      
-  }  
+    \fontspec_update_featstr:n {-kern}
+  }
   \ltj_fontspec_if_liiikeys:TF {
     \tl_set:Nn \g_fontspec_encoding_tl {JY3}
   } {
     \tl_set:Nn \zf@enc {JY3}
   }
-  \tl_set:Nx \g_fontspec_default_fontopts_tl 
-             {JFM=ujis,Scale=0.962216,Kerning=Off,\g_ltj_fontspec_default_fontopts_tl}
+  \tl_set:Nx \g_fontspec_default_fontopts_tl
+             {JFM=ujis,Scale=\fp_use:N \g_ltj_fontspec_scale_fp,Kerning=Off,\g_ltj_fontspec_default_fontopts_tl}
   \cs_set_eq:NN \DeclareFontFamily \DeclareKanjiFamily
   \fontspec_select:nn{#1}{#2}
   \group_end:
   \tl_set_eq:NN #1 \l_fontspec_family_tl
 }
 
+%%%%%%%% User commands
 \DeclareDocumentCommand \jfontspec { O{} m } {
   \ltj_fontspec_set_family:Nnn \k@family {#1}{#2}
   \selectfont
 
 \DeclareDocumentCommand \setmainjfont { O{} m } {
   \ltj_fontspec_set_family:Nnn \mcdefault {#1}{#2}
+  \DeclareSymbolFont{mincho}{JY3}{\l_fontspec_family_tl}{m}{n}
+  \SetSymbolFont{mincho}{bold}{JY3}{\l_fontspec_family_tl}{bx}{n}
   \normalfont
 }
 
 \DeclareDocumentCommand \setsansjfont { O{} m } {
   \ltj_fontspec_set_family:Nnn \gtdefault {#1}{#2}
+  \DeclareMathAlphabet{\mathgt}{JY3}{\l_fontspec_family_tl}{m}{n}
   \normalfont
 }
 
 
 \cs_set_eq:NN \addjfontfeature \addjfontfeatures
 
-% We reload xunicode package here.
-\ExplSyntaxOff\ReloadXunicode{EU2}
-\endinput
+\ExplSyntaxOff
+%%%%%%%% Now we completely ignore kanjifont definition file.
 
-%% the following patch is needed to xunicode.sty:
-%% 
---- /opt/texlive/2011/texmf-dist/tex/xelatex/xunicode/xunicode.sty     2011-09-12 08:31:47.000000000 +0900
-+++ xunicode.sty       2011-11-16 22:06:17.061413113 +0900
-@@ -1475,7 +1475,11 @@
- \newtoks\tipasavetokens
- \newtoks\tipachecktokens
-+
-+\fi
- \newif\iftipaonetoken
-+\expandafter\ifx\csname ReloadXunicode\endcsname\relax
-+
- \def\tipalasttoken{!@! do nothing with this !@!}
- \def\tipacatchonechar#1{\begingroup
-  \def\textipa##1{##1}% prevent recursion
+\DeclareRobustCommand\fontfamily[1]{%
+  \@notkfamfalse\@notffamfalse\edef\tmp@item{{#1}}%
+  \ifcsname \k@encoding+#1\endcsname % if \k@encoding+#1 is already defined
+    \edef\k@family{#1}%
+  \else
+    \def\@temp##1+{\lowercase{\def\@@temp{##1#1.fd}}}\expandafter\@temp\k@encoding+%
+    \@notkfamtrue
+  \fi
+  \ifcsname \f@encoding+#1\endcsname
+    \edef\f@family{#1}%
+  \else % search font definition file...
+     \ifcsname ffam@list@\f@encoding\endcsname\else
+       \expandafter\gdef\csname ffam@list@\f@encoding\endcsname{}%
+       \expandafter\gdef\csname notffam@list@\f@encoding\endcsname{}%
+     \fi
+     \edef\@templist{\@nameuse{ffam@list@\f@encoding}}%
+     \expandafter\expandafter\expandafter\inlist@\expandafter\tmp@item\expandafter{\@templist}%
+     \ifin@\edef\f@family{#1}\else
+       \edef\@templist{\@nameuse{notffam@list@\f@encoding}}%
+       \expandafter\expandafter\expandafter\inlist@\expandafter\tmp@item\expandafter{\@templist}%
+       \ifin@\@notffamtrue\else
+         \def\@temp##1+{\lowercase{\def\@@temp{##1#1.fd}}}\expandafter\@temp\f@encoding+%
+         \message{(I search font definition file. \@@temp)}%
+         \IfFileExists{\@@temp}{\@tempswztrue}{\@tempswzfalse}%
+         \if@tempswz
+           \expandafter\xdef\csname ffam@list@\f@encoding\endcsname
+             {\@nameuse{ffam@list@\f@encoding}\fam@elt<#1>}\edef\f@family{#1}%
+         \else
+           \expandafter\xdef\csname notffam@list@\f@encoding\endcsname
+             {\@nameuse{notffam@list@\f@encoding}\fam@elt<#1>}\@notffamtrue%
+         \fi
+       \fi
+     \fi
+  \fi
+  \if@notkfam\if@notffam
+      {\ifcsname D@\k@encoding\endcsname\@nameuse{D@\k@encoding}\fi
+        \xdef\@@temp{\default@family}}\edef\k@family{\@@temp}%
+      {\ifcsname D@\f@encoding\endcsname\@nameuse{D@\f@encoding}\fi
+        \xdef\@@temp{\default@family}}\edef\f@family{\@@temp}%
+  \fi\fi
+}
+
+% We must redefine \try@load@fontshape to ignore kanjifont definitions at all.
+\def\try@load@fontshape{%
+   \expandafter
+   \ifx\csname \f@encoding+\f@family\endcsname\relax
+       \edef\tmp@item{{\directlua{%
+         tex.print(luatexbase.catcodetables["latex-package"], '\f@encoding')}%
+       }}% \f@encoding の展開結果の catcode は 12 であるため,これで補正.
+       \expandafter\expandafter\expandafter
+       \inlist@\expandafter\tmp@item\expandafter{\kenc@list}%
+\ifin@ % Japanese font: we don't search fd.
+    \@font@warning{We don't search kanjifont definition
+      \MessageBreak for \f@encoding/\f@family}%
+\else % Alphabetic font
+    \@font@info{Try loading font information for
+                   \f@encoding+\f@family}%
+    \global\expandafter\let
+       \csname\f@encoding+\f@family\endcsname\@empty
+     \nfss@catcodes
+     \let\nfss@catcodes\relax
+     \edef\reserved@a{%
+       \lowercase{%
+         \noexpand\InputIfFileExists{\f@encoding\f@family.fd}}}%
+     \reserved@a\relax
+          {\@input@{\f@encoding\f@family.fd}}%
+\fi
+   \fi}
+
+\endinput