%#!lualatex
\documentclass{ltjsarticle}
-\usepackage{luatexja-fontspec,luacode,xcolor}
-\RequireLuaTeXjaSubmodule{adjust}
+\usepackage{luatexja-fontspec,luatexja-adjust, luacode,xcolor}
\def\sq{%
\hbox to 1\zw{\hss\fboxsep=-.5\fboxrule\fbox{%
\textcolor{cyan!50!white}{\copy\gridbox}\hskip-20\zw\copy0\vrule\par
}
-\def\DisableCB{\directlua{luatexbase.remove_from_callback('post_linebreak_filter', 'Adjust width')}}
-\def\EnableCB{\directlua{luatexbase.add_to_callback('post_linebreak_filter', luatexja.adjust.adjust_width, 'Adjust width', 100)}}
\long\def\testbox#1{%
- \EnableCB\setbox0=\vbox{\hsize=20\zw\parfillskip0pt#1}\outbox{ON}\par
- \DisableCB\setbox0=\vbox{\hsize=20\zw\parfillskip0pt#1}\outbox{OFF}\par
+ \textcolor{red!80!black}{\ltjenableadjust\setbox0=\vbox{\hsize=20\zw\parfillskip0pt#1}\outbox{ON}}\par
+ \textcolor{black!90!white}{%
+ \ltjdisableadjust\setbox0=\vbox{\hsize=20\zw\parfillskip0pt#1}\outbox{OFF}}\par\medskip
}
\parindent0pt