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test-zh-maqiyuan.tex: CRLF -> LF.
[luatex-ja/luatexja.git] / src / luatexja-fontspec.sty
index 60c7ac0..7e5bfd8 100644 (file)
 %
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{luatexja-fontspec}[2011/08/17 v0.1]
+\ProvidesPackage{luatexja-fontspec}[2011/11/16 v0.3]
 
-\RequirePackage{luatexja,fontspec}
+\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}
 
 \ExplSyntaxOn
 
-\define@key[zf]{options}{JFM}{
-  \fontspec_update_featstr:n {jfm=#1}
+\cs_new:Npn \ltj_fontspec_warning:n   { \msg_warning:nn   {ltj-fontspec} }
+
+\msg_new:nnn {ltj-fontspec} {addjfontfeatures-ignored}
+{
+  \string\addjfontfeature (s)~ ignored;\\
+  it~ cannot~ be~ used~ with~ a~ font~ that~ wasn't~ selected~ by~ luatexja-fontspec.
+}
+
+\cs_generate_variant:Nn \prg_new_conditional:Nnn {Nnx}
+
+\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)
+}
+
+\cs_new:Nn \ltj_fontspec_define_option:nn {
+  \ltj_fontspec_if_liiikeys:TF {
+    \keys_define:nn {fontspec} { #1 .code:n = {#2}}
+  } {
+    \define@key[zf]{options}{#1}{#2}
+  }
+}
+
+\cs_new:Nn \ltj_fontspec_define_preparse_external:nn {
+  \ltj_fontspec_if_liiikeys:TF {
+    \keys_define:nn {fontspec-preparse-external} { #1 .code:n = {#2}}
+  } {
+    \define@key[zf]{preparse-external}{#1}{#2}
+  }
 }
 
 \cs_new:Nn \ltj_fontspec_select:nn {
   \group_begin:
-  \tl_set:Nn \zf@enc {JY3}
-  \fontspec_select:nn{JFM=ujis,#1}{#2}
-  \cs_undefine:c{g_fontspec_ \zf@family _prop}
-  \fontspec_select:nn{JFM=ujis,#1}{#2}
+  \ltj_fontspec_define_option:nn {JFM} {
+    \fontspec_update_fontid: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}      
+  }
+  \ltj_fontspec_define_preparse_external:nn {NoEmbed} {
+    \cs_set:Nn \fontspec_namewrap:n {psft:####1}
+  }
+  %% Omit the warning message
+  %% "OpenType feature 'Kerning=Off' (-kern) not available ..."
+  \ltj_fontspec_define_option:nn {Kerning/Off} {
+    \fontspec_update_fontid: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}
+  \cs_set_eq:NN \DeclareFontFamily \DeclareKanjiFamily
+  \fontspec_select:nn{#1}{#2}
   \group_end:
-  \cs_undefine:c{g_fontspec_ \zf@family _prop}  
+  \ltj_fontspec_if_liiikeys:F {
+    \tl_set_eq:NN \l_fontspec_family_tl \zf@family
+  }
 }
 
-\cs_new:Nn \ltj_fontspec_set_newjfamily:Nnn {
+\cs_new:Nn \ltj_fontspec_set_family:Nnn {
   \ltj_fontspec_select:nn{#2}{#3}
-  \tl_set_eq:NN #1 \zf@family
+  \tl_set_eq:NN #1 \l_fontspec_family_tl
 }
 
 \DeclareDocumentCommand \jfontspec { O{} m } {
-  \ltj_fontspec_set_newjfamily:Nnn \k@family {#1}{#2}
+  \ltj_fontspec_set_family:Nnn \k@family {#1}{#2}
   \selectfont
   \ignorespaces
 }
 
 \DeclareDocumentCommand \setmainjfont { O{} m } {
-  \ltj_fontspec_set_newjfamily:Nnn \mcdefault {#1}{#2}
+  \ltj_fontspec_set_family:Nnn \mcdefault {#1}{#2}
   \normalfont
 }
 
 \DeclareDocumentCommand \setsansjfont { O{} m } {
-  \ltj_fontspec_set_newjfamily:Nnn \gtdefault {#1}{#2}
+  \ltj_fontspec_set_family:Nnn \gtdefault {#1}{#2}
   \normalfont
 }
 
-\DeclareRobustCommand\jfontfamily[1]{\edef\k@family{#1}}
-
 \DeclareDocumentCommand \newjfontfamily { m O{} m } {
   \ltj_fontspec_select:nn{#2}{#3}
   \use:x {
     \exp_not:N \DeclareRobustCommand \exp_not:N #1 {
-      \exp_not:N \jfontfamily {\zf@family} \exp_not:N \selectfont
+      \exp_not:N \kanjifamily {\l_fontspec_family_tl} \exp_not:N \selectfont
     }
   }
 }
+
+\DeclareDocumentCommand \newjfontface { m O{} m } {
+  \newjfontfamily #1 [ BoldFont={},ItalicFont={},SmallCapsFont={},#2 ] {#3}
+}
+
+\DeclareDocumentCommand \defaultjfontfeatures {m} {
+  \tl_set:Nn \g_ltj_fontspec_default_fontopts_tl {#1,}
+}
+
+\tl_clear:N \g_ltj_fontspec_default_fontopts_tl
+
+\DeclareDocumentCommand \addjfontfeatures {m} {
+  \ifcsname zf@family@fontdef\k@family\endcsname
+    \group_begin:
+      \tl_clear:N \g_ltj_fontspec_default_fontopts_tl
+      \use:x {
+        \exp_not:N\ltj_fontspec_select:nn
+          {\csname zf@family@options\k@family\endcsname,#1}
+          {\csname zf@family@fontname\k@family\endcsname}
+      }
+    \group_end:
+    \fontfamily\l_fontspec_family_tl\selectfont
+  \else
+    \ltj_fontspec_warning:n {addjfontfeatures-ignored}
+  \fi
+  \ignorespaces
+}
+
+\cs_set_eq:NN \addjfontfeature \addjfontfeatures
+
+% We reload xunicode package here.
+\ExplSyntaxOff\ReloadXunicode{EU2}
+\endinput
+
+%% 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