diff options
Diffstat (limited to 'luaotfload.dtx')
| -rw-r--r-- | luaotfload.dtx | 90 |
1 files changed, 41 insertions, 49 deletions
diff --git a/luaotfload.dtx b/luaotfload.dtx index f286c89..ff5f700 100644 --- a/luaotfload.dtx +++ b/luaotfload.dtx @@ -434,11 +434,13 @@ and the derived files %<*lua> % \fi % -% First some usual initializations. +% \section{Initializations} % % \begin{macrocode} module("luaotfload", package.seeall) - +% \end{macrocode} +% +% \begin{macrocode} luaotfload.module = { name = "luaotfload", version = 2.0, @@ -448,7 +450,9 @@ luaotfload.module = { copyright = "Elie Roux", license = "CC0" } - +% \end{macrocode} +% +% \begin{macrocode} local error, warning, info, log = luatexbase.provides_module(luaotfload.module) % \end{macrocode} % @@ -466,7 +470,9 @@ kpse.init_prog("", 600, "/") % % \begin{macrocode} local luatex_version = 70 - +% \end{macrocode} +% +% \begin{macrocode} if tex.luatexversion < luatex_version then warning("LuaTeX v%.2f is old, v%.2f is recommended.", tex.luatexversion/100, @@ -490,7 +496,9 @@ function table.reversed(t) return tt end end - +% \end{macrocode} +% +% \begin{macrocode} function table.derive(parent) local child = { } if parent then @@ -498,17 +506,15 @@ function table.derive(parent) end return child end - +% \end{macrocode} +% +% \begin{macrocode} function string.quoted(str) return string.format("%q",str) -- always " end % \end{macrocode} % -% \subsection{Module loading} -% -% We start loading some lua files. These two are some code not used by -% \context at all that allow other modules to be used, it provides some -% low-level \context functions. +% \section{Module loading} % % \begin{macrocode} require('otfl-basics-gen.lua') @@ -534,8 +540,6 @@ function attributes.private(name) end % \end{macrocode} % -% Font handling modules. -% % \begin{macrocode} require('otfl-font-ini.lua') require('otfl-font-con.lua') @@ -555,21 +559,35 @@ require('otfl-font-def.lua') require('otfl-font-ltx.lua') require('otfl-fonts-ext.lua') require('otfl-fonts-cbk.lua') +require('otfl-font-clr.lua') % \end{macrocode} % -% \textsf{luaotfload} specific modules. +% Here we override some defaults set in \context code. % % \begin{macrocode} -require('otfl-font-clr.lua') +fonts.mode = "node" +caches.compilemethod = "both" +% \end{macrocode} +% +% Finally we register the callbacks +% +% \begin{macrocode} +local handler = nodes.simple_font_handler +luatexbase.add_to_callback("pre_linebreak_filter", handler, "luaotfload") +luatexbase.add_to_callback("hpack_filter", handler, "luaotfload") +luatexbase.reset_callback("define_font") +luatexbase.add_to_callback("define_font", definefont, "luaotfload", 1) % \end{macrocode} % -% \subsection{Font patching callback} +% \section{Font patching callback} % % we provide a callback for patching fonts on the fly, to be used by other % packages. % \begin{macrocode} luatexbase.create_callback("luaotfload.patch_font", "simple", function() end) - +% \end{macrocode} +% +% \begin{macrocode} local function definefont(...) local fontdata = fonts.definers.read(...) if type(fontdata) == "table" then @@ -579,34 +597,6 @@ local function definefont(...) end % \end{macrocode} % -% \subsection{\context override} -% -% Here we override some defaults set in \context code. -% -% \begin{macrocode} -fonts.mode = "node" -caches.compilemethod = "both" -% \end{macrocode} -% -% Finally we register the callbacks -% -% \begin{macrocode} -luatexbase.add_to_callback("pre_linebreak_filter", - nodes.simple_font_handler, - "luaotfload.pre_linebreak_filter") -luatexbase.add_to_callback("hpack_filter", - nodes.simple_font_handler, - "luaotfload.hpack_filter") -luatexbase.reset_callback("define_font") -luatexbase.add_to_callback("define_font", - definefont, - "luaotfload.define_font", 1) -% XXX: still needed? -%luatexbase.add_to_callback("find_vf_file", -% fonts.vf.find, -% "luaotfload.find_vf_file") -% \end{macrocode} -% % \iffalse %</lua> % \fi @@ -622,7 +612,9 @@ luatexbase.add_to_callback("define_font", % \begin{macrocode} \csname ifluaotfloadloaded\endcsname \let\ifluaotfloadloaded\endinput - +% \end{macrocode} +% +% \begin{macrocode} \bgroup\expandafter\expandafter\expandafter\egroup \expandafter\ifx\csname ProvidesPackage\endcsname\relax \input luatexbase.sty @@ -632,11 +624,11 @@ luatexbase.add_to_callback("define_font", [2011/10/06 v2.0 OpenType layout system] \RequirePackage{luatexbase} \fi - -\RequireLuaModule{lualibs} % \end{macrocode} % -% Finally we load the |lua| module. +% \begin{macrocode} +\RequireLuaModule{lualibs} +% \end{macrocode} % % \begin{macrocode} \RequireLuaModule{luaotfload} |