X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=doc%2Fluatexja.dtx;h=d062b9b696f018f7b24125f9bb5052c2c0d54ebd;hb=5bf470f139df9dae6f51f0f710ac6b2aeb331e8e;hp=5fb9f15dbda4077bdcd3391f8ea69658bea5ecfa;hpb=9ea8f9cbe5824b0642cd6f3a74a31cf81af96ed4;p=luatex-ja%2Fluatexja.git
diff --git a/doc/luatexja.dtx b/doc/luatexja.dtx
index 5fb9f15..d062b9b 100644
--- a/doc/luatexja.dtx
+++ b/doc/luatexja.dtx
@@ -44,6 +44,7 @@
\usepackage[margin=25mm,lmargin=30mm,rmargin=30mm,footskip=6mm]{geometry}
\usepackage{luatexja-adjust}\ltjdisableadjust
\parskip=\smallskipamount
+\makeatletter
\renewcommand\paragraph{\@startsection{paragraph}{4}{\z@}%
{3.25ex \@plus1ex \@minus.2ex}%
{-1em}%
@@ -77,6 +78,7 @@
explpreset={numberstyle=\tiny, numbers=left, numbersep=1em, columns=fixed}
}
% Suppress output from showexpl to stdout.
+\makeatletter
\let\SX@Info\relax
%%%%%%%% colors
@@ -156,7 +158,8 @@
\vskip\belowcaptionskip}
\def\_{\leavevmode \kern .06em\vbox {\hrule \@width .333em}}
-\def\cs#1{\texttt{\upshape\textbackslash\ltjsetparameter{autoxspacing=false}#1}}
+\def\cs#1{\texttt{\upshape\textbackslash
+ \texorpdfstring{\ltjsetparameter{autoxspacing=false}#1}{#1}}}
%%%%%%%%
\makeatother
@@ -418,13 +421,13 @@ The insertion process of glues/kerns between two Japanese
%<*en>
\paragraph{Directions}
-From this version, \LuaTeX-ja supports vertical writing;
+From version~20150420.0, \LuaTeX-ja supports vertical writing;
but this feature must \emph{not} be confused with $\Omega$-style direction support of \LuaTeX\
itself. ...
%
%<*ja>
\paragraph{çµæ¹å}
-æ¬çããã¯ï¼ä¸å®å®ãªããã\LuaTeX-ja ã«ããã縦çµã¿ããµãã¼ããã¦ããï¼
+20150420.0çããã¯ï¼ä¸å®å®ãªããã\LuaTeX-ja ã«ããã縦çµã¿ããµãã¼ããã¦ããï¼
ãªãï¼\LuaTeX æ¬ä½ãï¼$\Omega$æµã®çµæ¹åããµãã¼ããã¦ãããï¼ããã¨ã¯å
¨ãã®å¥ç©ã§ãããã¨
ã«æ³¨æãã¦ã»ããï¼
\LuaTeX ã®ã³ã¼ã«ããã¯ãå®è£
ã«ããï¼ç¹ã«ç°ãªã£ãçµæ¹åã®ããã¯ã¹ãæ±ãå ´åã«ã¯
@@ -735,7 +738,7 @@ For changes from \pTeX, see Subsection~\ref{ssec:chgptex}.
%
\begin{itemize}
%<*en>
-\item The encoding of your source file must be UTF-8. No other
+\item The encoding of your source file must be UTF-8. Other
encodings, such as EUC-JP or Shift-JIS, are not supported.
%
%<*ja>
@@ -743,6 +746,20 @@ For changes from \pTeX, see Subsection~\ref{ssec:chgptex}.
å¾æ¥æ¥æ¬èªã®æåã³ã¼ãã¨ãã¦ç¨ãããã¦ããEUC-JPãShift-JISã¯ä½¿ç¨ã§ããªãï¼
%
%<*en>
+\item By default, \LuaTeX-ja uses Japanese fonts to typeset Greek and Cyrillic letters,
+ and some Unicode symbols such as \P~and~\S. To change this behavior,
+ put \lstinline!\ltjsetparameter{jacharrange={-2,-3,-8}}! in the preamble.
+ For the detailed description, see Subsection~\ref{ssec-setrange}.
+%
+%<*ja>
+\item
+æ¨æºã§ã¯ï¼\LuaTeX-jaã¯ã®ãªã·ã£æåãããªã«æåï¼ããã«\P ã\S ãªã©ã®è¨å·ãåæãã©ã³ãã使ã£
+ ã¦çµãï¼ã®ãªã·ã£èªãªã©ãæ¬æ ¼çã«çµããªã©ãã®ç¶æ³ãæã¾ãããªãå ´åï¼
+ ããªã¢ã³ãã«ã« \lstinline!\ltjsetparameter{jacharrange={-2,-3,-8}}! ãå
¥ããã¨
+ ä¸è¨ç¨®é¡ã®æåã¯æ¬§æãã©ã³ããç¨ãã¦çµã¾ããããã«ãªãï¼
+ 詳ãã説æã¯\ref{ssec-setrange}ç¯ãåç
§ãã¦ã»ããï¼
+%
+%<*en>
\item \LuaTeX-ja is very slower than \pTeX.
Generally speaking, LuaJIT\TeX\ processes \LuaTeX-ja
about 30\% faster than \LuaTeX, but not always.
@@ -753,9 +770,10 @@ about 30\% faster than \LuaTeX, but not always.
LuaJIT\TeX ãç¨ããã¨\LuaTeX ã®ã ããã1.3åã®é度ã§åãããã§ãããï¼
IPA mjææãªã©ã®å¤§ãããã©ã³ããç¨ããå ´åã«ã¯\LuaTeX ãããé
ããªããã¨ãããï¼
%
+
\item%
%<*en>
-\textbf{Outdated note for MiK\TeX\ users}\quad
+\textbf{(Outdated) note for MiK\TeX\ users}\quad
\LuaTeX-ja requires that several CMap files%
\footnote{\texttt{UniJIS2004-UTF32-\{H,V\}} and \texttt{Adobe-Japan1-UCS2}.}
must be found from \LuaTeX.
@@ -768,7 +786,7 @@ so you will encounter an error like the following:
\LuaTeX-jaãåä½ããããã«ã¯ï¼\emph{å°å
¥ã»æ´æ°å¾ã®ååèµ·åæã«}
\texttt{UniJIS2004-UTF32-\{H,V\}}, \texttt{Adobe-Japan1-UCS2}ã¨ãã3ã¤ã®CMapã
\LuaTeX ã«ãã£ã¦è¦ã¤ãããããã¨ãå¿
è¦ã§ããï¼
-ãããããå¤ãMiK\TeX ã§ã¯ãã®ããã«ãªã£ã¦ããªãã®ã§ï¼æ¬¡ã®ã¨ã©ã¼ãçºçããã ããï¼
+ãããå¤ããã¼ã¸ã§ã³ã®MiK\TeX ã§ã¯ãã®ããã«ãªã£ã¦ããªãã®ã§ï¼æ¬¡ã®ã¨ã©ã¼ãçºçããã ããï¼
%
\begin{lstlisting}
! LuaTeX error ...iles (x86)/MiKTeX 2.9/tex/luatex/luatexja/ltj-rmlgbm.lua
@@ -779,7 +797,8 @@ bad argument #1 to 'open' (string expected, got nil)
If so, please execute a batch file which is written on
\href{https://osdn.jp/projects/luatex-ja/wiki/FrontPage%28en%29}{ the Project Wiki (English)}.
This batch file creates a temporary directory, copy CMaps in it,
-run \LuaTeX-ja in this directory, and finally delete the temporary directory.
+run a test file which loads \LuaTeX-ja in this directory,
+and finally delete the temporary directory.
%
%<*ja>
ãã®ãããªå ´åã«ã¯ï¼
@@ -1087,13 +1106,12 @@ For \LaTeXe, \LuaTeX-ja adopted most of the font selection system of \pLaTeXe\ (
%
\begin{itemize}
%<*en>
-\item Commands \cs{fontfamily}, \cs{fontseries},
- \cs{fontshape}, and \cs{selectfont} can be used to change
+\item Commands \cs{fontfamily}, \cs{fontseries}, and \cs{fontshape} can be used to change
attributes of Japanese fonts.
%
%<*ja>
-\item åæãã©ã³ãã®å±æ§ãå¤æ´ããã«ã¯ï¼\cs{fontfamily}, \cs{fontseries}, \cs{fontshape},
- ããã¦ããããåæ ãããããã« \cs{selectfont} ãç¨ããã°ããï¼
+\item åæãã©ã³ãã®å±æ§ãå¤æ´ããã«ã¯ï¼\cs{fontfamily}, \cs{fontseries}, \cs{fontshape} ã使ç¨ããï¼
+ ãã¡ããï¼ããããå®éã«åæ ãããã«ã¯æå㧠\cs{selectfont} ãå®è¡ããå¿
è¦ãããï¼
%
%<*en>
@@ -1154,14 +1172,16 @@ auto select&\cs{fontencoding}&\cs{fontfamily}&---&---&\cs{usefont}\\
%<*en>
\item For defining a Japanese font family, use
\cs{DeclareKanjiFamily} instead of
- \cs{DeclareFontFamily}. However, in the present implementation,
- using \cs{DeclareFontFamily} doesn't cause any problem.
+ \cs{DeclareFontFamily}. (In previous version of \LuaTeX-ja,
+ using \cs{DeclareFontFamily} didn't cause any problem. But this no longer applies
+ the current version.)
\item Defining a Japanese font shape can be done by usual \cs{DeclareFontShape}:
%
%<*ja>
\item åæãã©ã³ããã¡ããªã®å®ç¾©ã«ã¯ \cs{DeclareFontFamily} ã®
- 代ããã« \cs{DeclareKanjiFamily} ãç¨ããï¼ãããï¼ç¾å¨ã®
- å®è£
ã§ã¯ \cs{DeclareFontFamily} ãç¨ãã¦ãåé¡ã¯çããªãï¼
+ 代ããã« \cs{DeclareKanjiFamily} ãç¨ããï¼ä»¥åã®
+ å®è£
ã§ã¯ \cs{DeclareFontFamily} ãç¨ãã¦ãåé¡ã¯çããªãã£ããï¼ç¾å¨ã®å®è£
ã§ã¯
+ ããã¯ãããªãï¼
\item åæãã©ã³ãã®ã·ã§ã¤ããå®ç¾©ããã«ã¯ï¼é常㮠\cs{DeclareFontShape} ã使ãã°è¯ãï¼
%
\begin{lstlisting}
@@ -1406,17 +1426,17 @@ before \Pkg{luatexja-preset}:
\item[nfssonly]
%<*en>
-With this option,selecting Japanese fonts won't be performed using the functionality of
- the \Pkg{fontspec} package, but only standard NFSS2.
+With this option, selecting Japanese fonts won't be performed using the functionality of
+ the \Pkg{fontspec} package, but only standard NFSS2 (hence without
+ \cs{addjfontfeatures} etc.).
+This option is ignored when \Pkg{luatexja-fontspec} package is loaded.
-This option will be disabled when \Pkg{luatexja-fontspec} package is loaded.
Note that the \Pkg{fontspec} can coexist with the option as the following:
\begin{lstlisting}
\usepackage{fontspec}
\usepackage[hiragino-pron,nfssonly]{luatexja-preset}
\end{lstlisting}
-Note that the functionality of the \Pkg{luatexja-fontspec} package, such as
- \cs{setmainjfont}, cannot be used in the example above.
+In this case, one can use \cs{setmainfont} etc.\ to select \emph{alphabetic} fonts.
%
%<*ja>
\LaTeX æ¨æºã®ãã©ã³ãé¸ææ©æ§(NFSS2)ãç¨ãã¦
@@ -1928,8 +1948,8 @@ parameters, you have to use commands \cs{ltjsetparameter} and
ç¨ããï¼
%
-%\subsection{Editing the Range of \textbf{JAchar}s}
-%\subsection{\textbf{JAchar}ã®ç¯å²ã®è¨å®}
+%\subsection{Range of \textbf{JAchar}s}
+%\subsection{\textbf{JAchar}ã®ç¯å²}
\label{ssec-setrange}
%<*en>
@@ -1948,6 +1968,7 @@ and the character ``æ¼¢'' to the character range~100.
\begin{lstlisting}
\ltjdefcharrange{100}{"20000-"2FFFF,`æ¼¢}
\end{lstlisting}
+
%<*en>
A character can belong to only one character range.
For example, whole SIP belong to the range~4 in the default setting of \LuaTeX-ja,
@@ -1961,9 +1982,9 @@ removed from the range~4.
%
%<*en>
-The distinction between \textbf{ALchar} and \textbf{JAchar} is done for character ranges.
+The distinction between \textbf{ALchar} and \textbf{JAchar} is performed by character ranges.
This can be edited by setting the \textsf{jacharrange} parameter.
-For example, this is just the default setting of \LuaTeX-ja, and
+For example, the code below is just the default setting of \LuaTeX-ja, and
it sets
\begin{itemize}
\item a character which belongs character ranges 1,~4, and~5 is \textbf{ALchar},
@@ -1995,12 +2016,35 @@ and positive integer $+n$ means that ``\dots\ is a \textbf{JAchar}''.
%
%<*en>
-\paragraph{Default setting}
+\emph{Caution}: this default setting may causes a problem with traditional 8-bit fonts,
+such as \cs{Frowny} in MarVoSym.ttf. Since the codepoint of \cs{Frowny} is 167,
+which belongs to character range~8, this will be typeset \ltjjachar`§ in current
+\emph{Japanese} font.
+To avoid this problem, one can use
+\begin{lstlisting}
+\ltjsetparameter{jacharrange={-1, -8}}
+\end{lstlisting}
+to set all characters whose codepoint is in $[128,255)$ as \textbf{ALchar}.
+%
+%<*ja>
+ãªãï¼ãã®æ¨æºè¨å®ã¯ï¼ä¼çµ±çãª8ãããã®ãã©ã³ãã使ãã¨ãã«åé¡ãèµ·ããå¯è½æ§ãããï¼
+å
·ä½ä¾ã¨ãã¦ã¯MarVoSym.ttfä¸ã®\cs{Frowny}ãããï¼ãã®ç¬¦å·ä½ç½®ã¯ï¼æåç¯å²8å
ã®ï¼167ã§ãã
+ããï¼\cs{Frowny}ã¯ãã®ã¾ã¾ã§ã¯\ltjjachar`§ãåæãã©ã³ãã§åºåãã¦ãã¾ããã¨ã«ãªãï¼
+åé¿ããã«ã¯ï¼
+\begin{lstlisting}
+\ltjsetparameter{jacharrange={-1, -8}}
+\end{lstlisting}
+ãªã©ã¨ãã¦ï¼ç¬¦å·ä½ç½®ã$[128,255)$ã®å
¨ã¦ã®æåã\textbf{ALchar}æ±ãã«ãããã°ããï¼
+%
+
+
+%<*en>
+\paragraph{Default character ranges}
\LuaTeX-ja predefines eight character ranges for convenience. They are
determined from the following data:
%
%<*ja>
-\paragraph{åæè¨å®}
+\paragraph{æåç¯å²ã®åæå¤}
\LuaTeX-jaã§ã¯8ã¤ã®æåç¯å²ãäºãå®ç¾©ãã¦ããï¼
ãããã¯ä»¥ä¸ã®ãã¼ã¿ã«åºã¥ãã¦æ±ºå®ãã¦ããï¼
%
@@ -2018,7 +2062,7 @@ Now we describe these eight ranges. The superscript ``J'' or ``A'' after the
number shows whether each character in the range is treated as
\textbf{JAchar}s or not by default. These settings are similar to the
\texttt{prefercjk} settings defined in \texttt{PXbase} bundle.
-Any characters above \texttt{U+0080} which does not belong to
+Any characters equal to or above \texttt{U+0080} which does not belong to
these eight ranges belongs to the character range~217.
%
%<*ja>
@@ -2991,7 +3035,7 @@ the direction inside the box and that outside the box differ.
\put(0,0){\vector(1,0){5}} \put(2.5,-0.2){\makebox(0,0)[t]{$h_{\mathrm{T}}$}}
\put(0,0){\vector(-1,0){2}}\put(-1,-0.2){\makebox(0,0)[t]{$d_{\mathrm{T}}$}}
\put(0,0){\vector(0,-1){7}}\put(0.2,-3.5){\makebox(0,0)[l]{$w_{\mathrm{T}}$}}
- \end{picture}}}
+ \end{picture}}}%
}
\def\DTOUeg{%
\hbox{\smash{\begin{picture}(0,0)(-5,0)
@@ -3002,7 +3046,7 @@ the direction inside the box and that outside the box differ.
\put(0,0){\vector(-1,0){5}} \put(-2.5,0.3){\makebox(0,0)[b]{$h_{\mathrm{D}}$}}
\put(0,0){\vector(1,0){2}}\put(1,0.3){\makebox(0,0)[b]{$d_{\mathrm{D}}$}}
\put(0,0){\vector(0,1){7}}\put(-0.2,3.5){\makebox(0,0)[r]{$w_{\mathrm{D}}$}}
- \end{picture}}}
+ \end{picture}}}%
}
\def\YOKOeg{%
\hbox{\smash{\begin{picture}(0,0)
@@ -3013,7 +3057,7 @@ the direction inside the box and that outside the box differ.
\put(0,0){\vector(0,1){5}} \put(0.3,2.5){\makebox(0,0)[l]{$h_{\mathrm{Y}}$}}
\put(0,0){\vector(0,-1){2}}\put(0.3,-1){\makebox(0,0)[l]{$d_{\mathrm{Y}}$}}
\put(0,0){\vector(1,0){7}}\put(3.5,0.2){\makebox(0,0)[b]{$w_{\mathrm{Y}}$}}
- \end{picture}}}
+ \end{picture}}}%
}
\begin{tabular}{ccc}
\toprule
@@ -3119,7 +3163,7 @@ the direction inside the box and that outside the box differ.
\begin{align*}
W_{\mathrm{Y}} &= h_{\mathrm{D}}+d_{\mathrm{D}},\\
H_{\mathrm{Y}} &= w_{\mathrm{D}},\\
- D_{\mathrm{Y}} &= 0\,pt
+ D_{\mathrm{Y}} &= 0\,\mathrm{pt}
\end{align*}%
}&
\parbox[c]{15\unitlength}{\begin{picture}(15,15)(0,-4)
@@ -5569,7 +5613,7 @@ With the help of this example, we remark the specification of \cs{inhibitglue}:
Using \cs{ltjdeclarealtfont}, one can ``compose'' more than one Japanese fonts.
This \cs{ltjdeclarealtfont} uses in the following form:
\begin{quote}
-\ttfamily \textbackslash ltjdeclarealtfont{}
+\ttfamily \textbackslash ltjdeclarealtfont\{\}
\end{quote}
where ~and~ are defined by \cs{jfont}.
Its meaning is
@@ -5577,8 +5621,7 @@ Its meaning is
If the current Japanese font is , characters which belong to
is typeset by another Japanese font , instead of .
\end{quote}
-
- is a comma-separated list of character codes, but also accepts negative integers:
+Here is a comma-separated list of character codes, but also accepts negative integers:
$-n$~($nâ¥1$) means that all characters of character classes~$n$, with respect to JFM used
by . Note that characters which do not exist in are
ignored.
@@ -5602,7 +5645,7 @@ are typeset by \cs{piyo}.
\cs{ltjdeclarealtfont} ã¯ä»¥ä¸ã®æ¸å¼ã§ä½¿ç¨ããï¼
\begin{quote}
-\ttfamily \textbackslash ltjdeclarealtfont{}
+\ttfamily \textbackslash ltjdeclarealtfont\{\}
\end{quote}
ããã¯ãç¾å¨ã®åæãã©ã³ãããã§ããã¨ãï¼
ã«å±ããæåã¯ãç¨ãã¦çµçãããï¼ã¨ããæå³ã§ããï¼
@@ -5821,66 +5864,12 @@ In \LuaTeX-ja, this \cs{adjustbaseline} does same task, namely setting the
\item[\cs{fontfamily}\{\}]
%<*en>
As in \LaTeXe, this command changes current font family (alphabetic, Japanese,~\emph{or both})
-to . Which family will be changed is determined as follows:
+to . See Subsection~\ref{ssec-fontfamilycmd} for detail.
%
%<*ja>
å
ã
ã®\LaTeXe ã«ããããã®ã¨åæ§ã«ï¼ãã®ã³ãã³ãã¯ç¾å¨ã®ãã©ã³ããã¡ããªï¼æ¬§æï¼
-åæï¼\emph{ãããã¯ä¸¡æ¹}ï¼ãã«å¤æ´ããï¼
-ã©ã®ãã¡ããªãå¤æ´ããããã¯ä»¥ä¸ã®ããã«ãã¦æ±ºå®ãããï¼
-%
-\begin{itemize}
-%<*en>
-\item Let current encoding scheme for Japanese fonts be
- . Current Japanese font family will be changed to
- , if one of the following two conditions is met:
-%
-%<*ja>
-\item ç¾å¨ã®åæãã©ã³ãã«å¯¾ããã¨ã³ã³ã¼ãã£ã³ã°ãã§ããã¨ãããï¼
- ç¾å¨ã®åæãã©ã³ããã¡ããªã¯ï¼ä»¥ä¸ã®2ã¤ã®æ¡ä»¶ã®ãã¡ã®1ã¤ãæºãããã¦ããã¨ãã«
- ã«å¤æ´ãããï¼
+åæï¼\emph{ãããã¯ä¸¡æ¹}ï¼ãã«å¤æ´ããï¼è©³ç´°ã¯\ref{ssec-fontfamilycmd}ç¯ãåç
§ãããã¨ï¼
%
-\begin{itemize}
-%<*en>
-\item The family under the encoding has been already defined by
- \cs{DeclareKanijFamily}.
-%
-%<*ja>
-\item ã¨ã³ã³ã¼ãã£ã³ã°ã«ããããã¡ããªã
-æ¢ã« \cs{DeclareKanjiFamily} ã«ãã£ã¦å®ç¾©ããã¦ããï¼
-%
-%<*en>
-\item A font definition named \texttt{.fd} (the file name is
- all lowercase) exists.
-%
-%<*ja>
-\item ãã©ã³ãå®ç¾©ãã¡ã¤ã«\texttt{.fd}ï¼ãã¡ã¤ã«åã¯å
¨ã¦å°æåï¼ãåå¨ããï¼
-%
-\end{itemize}
-%<*en>
-\item Let current encoding scheme for alphabetic fonts be
- . For alphabetic font family, the criterion as above is used.
-%
-%<*ja>
-\item ç¾å¨ã®æ¬§æãã©ã³ãã«å¯¾ããã¨ã³ã³ã¼ãã£ã³ã°ãã¨ããï¼
- 欧æãã©ã³ããã¡ããªã«å¯¾ãã¦ãï¼ä¸è¨ã®åºæºãç¨ããããï¼
-%
-%<*en>
-\item There is a case which none of the above applies, that is, the font
- family named doesn't seem to be defined neither under the
- encoding , nor under .
-In this case, the default family for font substitution is used for
- alphabetic and Japanese fonts. Note that current encoding will not
- be set to , unlike the original implementation in \LaTeX.
-%
-%<*ja>
-\item ä¸è¨ã®ãããããé©ç¨ãããªãï¼ã¤ã¾ããã¨ã®
- ã©ã¡ãã§ãå®ç¾©ãããªããããªå ´åãããï¼
- ãã®å ´åï¼ä»£æ¿ãã©ã³ãã«ç¨ããããããã©ã«ãã®ãã©ã³ããã¡ããªã欧æãã©ã³ãã¨
- åæãã©ã³ãã«ç¨ããããï¼\LaTeX ã®ãªãªã¸ãã«ã®å®è£
ã¨ã¯ç°ãªãï¼
- ç¾å¨ã®ã¨ã³ã³ã¼ãã£ã³ã°ã¯ã«ã¯è¨å®ãããªããã¨ã«æ³¨æããï¼
-%
-\end{itemize}%
-%\vspace{-\medskipamount}
\begin{figure}[!tb]
@@ -5957,6 +5946,172 @@ Avant Garde (OT1/pag/m/n) ã«å¤ãã£ã¦ãããã¨ããããï¼
\userelfont\selectfont ãããabc
\end{LTXexample}
+%\subsection{\cs{fontfamily}}
+%\subsection{\cs{fontfamily}}
+\label{ssec-fontfamilycmd}
+%<*en>
+In this subsection, we describe when \cs{fontfamily} changes current
+Japanese/alphabetic font family. Basically, current Japanese fotn family is changed to
+ if it is recognized as a Japanese font family, and similar with alphabetic font
+family. There is a case that current Japanese/alphabetic font family are both changed to
+, and another case that isn't recognized as a Japanese/alphabetic font
+family either.
+
+\paragraph{Recognition as Japanese font family}
+First, Whether Japanese font family will be changed is determined in following order.
+This order is very similar to \cs{fontfamily} in \pLaTeXe, but we re-implemented in Lua.
+We use an auxiliary list~$N_{\mathrm{J}}$.
+%
+%<*ja>
+æ¬ç¯ã§ã¯ï¼\cs{fontfamily} ããã¤åæ/欧æãã©ã³ããã¡ããªãå¤æ´ãããã«ã¤ãã¦è§£èª¬
+ããï¼åºæ¬çã«ã¯ï¼ãåæãã©ã³ããã¡ããªã ã¨èªèãããã°åæå´ãï¼æ¬§æãã©ã³ããã¡
+ããªã ã¨èªèãããã°æ¬§æå´ãå¤æ´ãããï¼ã©ã¡ãã¨ãèªèãããã°åæã»æ¬§æã®ä¸¡æ¹ãå¤ããã
+ã¨ã«ãªããï¼å½ç¶ã©ã¡ãã¨ãèªèãããªããã¨ãããï¼
+
+\paragraph{åæãã©ã³ããã¡ããªã¨ãã¦ã®èªè}
+ã¾ãï¼ãåæãã©ã³ããã¡ããªã¨ãã¦èªèããããã¯ä»¥ä¸ã®é åºã§æ±ºå®ãããï¼
+ããã¯\pLaTeXe ã® \cs{fontfamily} ã«ã¨ã¦ãä¼¼ã¦ãããï¼ããã§ã¯Luaã«ãã£ã¦å®è£
ãã¦ããï¼
+è£å©çã«ãåæãã©ã³ããã¡ããªã§ã¯ãªãã¨èªèãããããã¡ããªãæ ¼ç´ãããªã¹ã$N_{\mathrm{J}}$ãç¨ããï¼
+%
+\begin{enumerate}
+%<*en>
+\item If the family~ has been defined already by \cs{DeclareKanjiFamily},
+ is recognized as a Japanese font family.
+ Note that need not be defined under \emph{current} Japanese font encoding.
+%
+%<*ja>
+\item ãã¡ããªãæ¢ã« \cs{DeclareKanjiFamily} ã«ãã£ã¦å®ç¾©ããã¦ããå ´åï¼
+ ã¯åæãã©ã³ããã¡ããªã§ããã¨èªèãããï¼
+ ããã§ï¼ã¯ç¾å¨ã®åæãã©ã³ãã¨ã³ã³ã¼ãã£ã³ã°ã§å®ç¾©ããã¦ããªãã¦ãããï¼
+%
+%<*en>
+\item If the family~ has been listed in a list~$N_{\mathrm{J}}$, this means
+ that is not a Japanese font family.
+%
+%<*ja>
+\item ãã¡ããªããªã¹ã$N_{\mathrm{J}}$ã«æ¢ã«å«ã¾ãã¦ããã°ï¼ããã¯
+ ãåæãã©ã³ããã¡ããªã§ã¯ãªããã¨ãæå³ããï¼
+%
+%<*en>
+\item If the \Pkg{luatexja-fontspec} package is loaded, we stop here, and is not
+ recognized as a Japanese font family.
+
+ If the \Pkg{luatexja-fontspec} package is \emph{not} loaded,
+now \LuaTeX-ja looks whether there exists a Japanese font encoding~ such that
+ a font definition named \texttt{.fd} (the file name is
+ all lowercase) exists. If so, is recognized as a Japanese font family (the font definition file won't be loaded here).
+ If not, is not a Japanese font family, and
+ is appended to the list~$N_{\mathrm{J}}$.
+%
+%<*ja>
+\item ãã\Pkg{luatexja-fontspec}ããã±ã¼ã¸ãèªã¿è¾¼ã¾ãã¦ããã°ï¼ããã§çµäºã§ããï¼
+ã¯åæãã©ã³ããã¡ããªã¨ãã¦èªèãããªããã¨ã«ãªãï¼
+
+ãã\Pkg{luatexja-fontspec}ããã±ã¼ã¸ãèªã¿è¾¼ã¾ãã¦ããªããã°ï¼åæã¨ã³ã³ã¼ãã£ã³ã°ã§
+ãã©ã³ãå®ç¾©ãã¡ã¤ã«\texttt{.fd}ï¼ãã¡ã¤ã«åã¯å
¨ã¦å°æåï¼ãåå¨ãããããªã
+ ã®ããããã©ããã調ã¹ãï¼
+åå¨ããã°ï¼ã¯åæãã©ã³ããã¡ããªã¨èªèãããï¼ãã©ã³ãå®ç¾©ãã¡ã¤ã«ã¯èªã¿è¾¼ã¾ããª
+ ãï¼ï¼
+åå¨ããªããã°ï¼ã¯åæãã©ã³ããã¡ããªã§ãªãã¨èªèããï¼ãªã¹ã$N_{\mathrm{J}}$ã«ã追å ãããã¨ã§ãããè¨æ¶ããï¼
+
+%
+\end{enumerate}
+
+%<*en>
+\paragraph{Recognition as alphabetic font family}
+Next, whether alphabetic font family will be changed is determined in following order.
+We use auxiliary lists $F_{\mathrm{A}}$~and~$N_{\mathrm{A}}$,
+%
+%<*ja>
+\paragraph{欧æãã©ã³ããã¡ããªã¨ãã¦ã®èªè}
+åæ§ã«ï¼ãåæãã©ã³ããã¡ããªã¨ãã¦èªèããããã¯ä»¥ä¸ã®é åºã§æ±ºå®ãããï¼
+è£å©çã«ã欧æãã©ã³ããã¡ããªã¨æ¢ã«èªèãããããã¡ããªã®ãªã¹ã$F_{\textrm{A}}$ã¨ï¼
+ã欧æãã©ã³ããã¡ããªã§ã¯ãªãã¨èªèãããããã¡ããªãæ ¼ç´ãããªã¹ã$N_{\mathrm{A}}$ãç¨ããï¼
+%
+
+\begin{enumerate}
+%<*en>
+\item If the family~ has been listed in a list~$F_{\mathrm{A}}$,
+ is recognized as an alphabetic font family.
+%
+%<*ja>
+\item ãã¡ããªããªã¹ã$F_{\mathrm{A}}$ã«æ¢ã«å«ã¾ãã¦ããã°ï¼
+ ã¯æ¬§æãã©ã³ããã¡ããªã¨èªèãããï¼
+%
+%<*en>
+\item If the family~ has been listed in a list~$N_{\mathrm{A}}$, this means
+ that is not an alphabetic font family.
+%
+%<*ja>
+\item ãã¡ããªããªã¹ã$N_{\mathrm{A}}$ã«æ¢ã«å«ã¾ãã¦ããã°ï¼ããã¯
+ ã欧æãã©ã³ããã¡ããªã§ã¯ãªããã¨ãæå³ããï¼
+%
+%<*en>
+\item If there exists an alphabetic font encoding such that the family~ has been
+ defined under it, is recognized as an alphabetic font family, and
+ to memorize this, is appended to the list~$F_{\mathrm{A}}$.
+%
+%<*ja>
+\item ãã欧æãã©ã³ãã¨ã³ã³ã¼ãã£ã³ã°ä¸ã§ãã¡ããªãå®ç¾©ããã¦ããã°ï¼
+ ã¯æ¬§æãã©ã³ããã¡ããªã¨èªèããï¼ãªã¹ã$F_{\mathrm{A}}$ã«ã追å ãããã¨ã§ãã®ãã¨ãè¨æ¶ããï¼
+%
+%<*en>
+\item Now \LuaTeX-ja looks whether there exists an alphabetic font encoding~ such that
+ a font definition named \texttt{.fd} (the file name is
+ all lowercase) exists. If so, current alphabetic font family will be changed to
+ ~(the font definition file won't be loaded here).
+ If not, current alphabetic font family won't be changed, and
+ is appended to the list~$N_{\mathrm{A}}$.
+%
+%<*ja>
+\item æçµæ®µéã§ã¯ï¼æ¬§æã¨ã³ã³ã¼ãã£ã³ã°ã§
+ãã©ã³ãå®ç¾©ãã¡ã¤ã«\texttt{.fd}ï¼ãã¡ã¤ã«åã¯å
¨ã¦å°æåï¼ãåå¨ãããããªã
+ ã®ããããã©ããã調ã¹ãï¼
+åå¨ããã°ï¼ã¯æ¬§æãã©ã³ããã¡ããªã¨èªèãããï¼ãã©ã³ãå®ç¾©ãã¡ã¤ã«ã¯èªã¿è¾¼ã¾ããªãï¼ï¼
+åå¨ããªããã°ï¼ã¯æ¬§æãã©ã³ããã¡ããªã¨èªèãããªãã®ã§ï¼ãªã¹ã$N_{\mathrm{A}}$ã«
+ ã追å ãã¦ãã®ãã¨ãè¨æ¶ããï¼
+%
+\end{enumerate}
+
+%<*en>
+Also, each call of \cs{DeclareFontFamily} \emph{after} loading of \LuaTeX-ja makes
+the second argument (family) is appended to the list~$F_{\mathrm{A}}$.
+%
+%<*ja>
+ã¾ãï¼\cs{DeclareFontFamily}ã\LuaTeX-jaã®èªã¿è¾¼ã¿å¾ã«å®è¡ãããå ´åã¯ï¼
+第2å¼æ°ï¼ãã¡ããªåï¼ãèªåçã«$F_{\mathrm{A}}$ã«è¿½å ãããï¼
+%
+
+%<*en>
+The above order is very similar to \cs{fontfamily} in \pLaTeXe, but more complicated (clause~3.).
+This is because \pLaTeXe\ is a \emph{format} however \LuaTeX-ja is not,
+hence \LuaTeX-ja does not know calls of \cs{DeclareFontFamily} \emph{before} itself is
+loaded.
+%
+%<*ja>
+以ä¸ã®æ¹éã¯\pLaTeXe ã«ããã \cs{fontfamily} ã«ãã¯ãé¡ä¼¼ãã¦ãããï¼3.ãå ããè¥å¹²è¤éã«ãªã£ã¦ããï¼
+ããã¯\pLaTeXe ããã©ã¼ãããã§ããã®ã«å¯¾ã\LuaTeX-jaã¯ããã§ãªãããï¼
+\LuaTeX-jaã¯èªèº«ãèªã¿è¾¼ã¾ããåã«ã©ããã\cs{DeclareFontFamily}ã®å¼ã³åºãããã£ãã
+ææ¡ã§ããªãããã§ããï¼
+%
+
+%\paragraph{Remarks}
+%\paragraph{注æ}
+%<*en>
+Of course, there is a case that is not recognized as a Japanese font family, nor
+an alphabetic font family.
+In this case, \LuaTeX-ja treats ``the argument is wrong'', so
+set both current alphabetic and Japanese font family to ,
+to use the default family for font substitution.
+%
+%<*ja>
+ãã¦ï¼å¼æ°ã«ãã£ã¦ã¯ï¼ãåæãã©ã³ããã¡ããªã¨ã欧æãã©ã³ããã¡ããªãèªèãããªãã£ãã
+ã¨ããäºæ
ãããå¾ãï¼
+ ãã®å ´åï¼å¼æ°ã¯ä¸æ£ã ã£ãï¼ã¨ãããã¨ã«ãªãã®ã§ï¼
+åæã»æ¬§æã®ä¸¡æ¹ã®ãã©ã³ããã¡ããªãã«è¨å®ãï¼ä»£ç¨ãã©ã³ãã使ãããã«ä»»ãããã¨ã«ããï¼
+%
+
+
%<*en>
\section{Addons}
\LuaTeX-ja has several addon packages.