src/addons/luatexja-fontspec.sty

   1 %
   2 % luatexja-fontspec.sty
   3 %
   4
   5 \NeedsTeXFormat{LaTeX2e}
   6 \ProvidesPackage{luatexja-fontspec}[2017/12/15 fontspec support of LuaTeX-ja]
   7 \RequirePackage{l3keys2e,luatexja}
   8 \ExplSyntaxOn
   9
  10 \bool_new:N \ltj_fontspec_match_bool
  11 \keys_define:nn { luatexja-fontspec }
  12   {
  13     match .bool_set:N = \ltj_fontspec_match_bool,
  14     match .default:n  = true,
  15     pass .code:n = \PassOptionsToPackage{#1} {fontspec},
  16       % 互換性のために残したオプション
  17     scale .code:n = \gdef\Cjascale{#1},
  18     unknown .code:n = \PassOptionsToPackage { \l_keys_key_tl } {fontspec},
  19   }
  20 \ProcessKeysOptions{ luatexja-fontspec }
  21
  22 \RequirePackage{fontspec}[2017/01/01]% v2.5c
  23 \RequirePackage{luatexja-fontspec-25c}
  24 %\@ifpackagelater{fontspec}{2017/01/01}%
  25 %  {\RequirePackage{luatexja-fontspec-25c}}% v2.5c
  26 %  {\RequirePackage{luatexja-fontspec-24}}% --v2.5a
  27
  28 \ExplSyntaxOff
  29 %%%%%%%% Now we completely ignore kanjifont definition file.
  30 \def\@ltj@use@fd{false}
  31
  32 % We must redefine \try@load@fontshape to ignore kanjifont definitions at all.
  33 \def\try@load@fontshape{%
  34    \expandafter
  35    \ifx\csname \f@encoding+\f@family\endcsname\relax
  36        \directlua{luatexja.jfont.is_kenc('\luatexluaescapestring{\f@encoding}')}%
  37 \ifin@\else % Alphabetic font
  38     \@font@info{Try loading font information for \f@encoding+\f@family}%
  39     \global\expandafter\let
  40        \csname\f@encoding+\f@family\endcsname\@empty
  41      \nfss@catcodes
  42      \let\nfss@catcodes\relax
  43      \edef\reserved@a{%
  44        \lowercase{%
  45          \noexpand\InputIfFileExists{\f@encoding\f@family.fd}}}%
  46      \reserved@a\relax
  47           {\@input@{\f@encoding\f@family.fd}}%
  48 \fi
  49    \fi}
  50
  51 \endinput