ConTeXt + LuaTeX + Chinese

最近這幾天玩了一下 ConTeXt，搭配最近開始 beta 的 LuaTeX，想辦法設定中文，有了小小的成果……

請參考這個文件，原始檔。

因為急著要跟大家分享，所以可能寫的不是很清楚或有所遺漏，還請不吝指教 :D

持續測試、改版中。

PS. 文中不能複製貼上的部份放在下面

$ export TEXMFCNF=/usr/share/texmf/web2c
$ export TEXMF='{/usr/share/texmf,/usr/share/texmf-texlive,/home/kanru/texmf}'
$ export TEXMFCACHE=/tmp
$ export OSFONTDIR='{/usr/share/fonts/truetype,/home/kanru/.fonts}'

\enableregime[utf]
\usemodule[chi-00]
\directlua0{
    function wrap(str)
        rt = ''
        for u in string.utfvalues(str) do
            up = math.ceil(u / 0x100)
            low = u - math.ceil(u / 0x100) * 0x100
            if u < 127 then % need to be replace by cjk range
                rt = rt .. unicode.utf8.char(u)
            else
                rt = rt .. '\\lookaheaduchar{' .. up ..'}{' .. low ..'}'
            end
        end
        return rt
    end
    callback.register('process_input_buffer', wrap)
}
\beginLUATEX\insertunicodeglyph
    \unexpanded\def\insertunicodeglyph
    {\doinsertunicodeglyph\unicodeone\unicodetwo}
    \unexpanded\def\doinsertunicodeglyph#1#2%
    {\char\numexpr(#2+(#1*256))\relax}
\endLUATEX
\def\en#1{%
    \hskip\chinesesurroundskip
    \hskip\chineseinterglyphskip\relax
    #1%
    \hskip\chineseinterglyphskip\relax
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \hskip\chinesesurroundskip
    \ignorespaces
}
\starttypescript [sans] [cwheib] [name]
    \definefontsynonym [Sans]              [cwheib]
    \definefontsynonym [SansItalic]        [cwheib]
    \definefontsynonym [SansSlanted]       [cwheib]
    \definefontsynonym [SansBold]          [cwheib]
    \definefontsynonym [SansBoldSlanted]   [cwheib]
    \definefontsynonym [SansBoldItalic]    [cwheib]
\stoptypescript
\starttypescript [my] [cwheib]
    \definetypeface [cwheib][ss][sans][cwheib][default]
\stoptypescript
\usetypescript[my][cwheib]
\setupbodyfont[cwheib,ss,10pt]