luaotfload update (15jul10)

git-svn-id: svn://tug.org/texlive/trunk@19484 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 51 insertions, 13 deletions

diff --git a/Master/texmf-dist/source/luatex/luaotfload/luaotfload.dtx b/Master/texmf-dist/source/luatex/luaotfload/luaotfload.dtx
index 6c68db17c03..7defe35ae7d 100644
--- a/Master/texmf-dist/source/luatex/luaotfload/luaotfload.dtx
+++ b/Master/texmf-dist/source/luatex/luaotfload/luaotfload.dtx
@@ -35,7 +35,7 @@
 \input docstrip.tex
 \Msg{************************************************************************}
 \Msg{* Installation}
-\Msg{* Package: luaotfload 2010/07/12 v1.16 ConTeXt font loading system}
+\Msg{* Package: luaotfload 2010/07/15 v1.18 OpenType layout system}
 \Msg{************************************************************************}
 
 \keepsilent
@@ -102,10 +102,23 @@ and the derived files
 %<*driver>
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesFile{luaotfload.drv}%
-  [2010/07/12 v1.16 ConTeXt font loading system]%
+  [2010/07/15 v1.18 OpenType layout system]%
 \documentclass{ltxdoc}
-\usepackage{metalogo,multicol,mdwlist,fancyvrb}
-\usepackage[colorlinks=true]{hyperref}
+\usepackage{metalogo,multicol,mdwlist,fancyvrb,xcolor}
+\usepackage{charter}
+\usepackage[
+  bookmarks=true,
+  colorlinks=true,
+  linkcolor=niceblue,
+% urlcolor=niceblue,
+  citecolor=niceblue,
+  pdftitle={The luaotfload package},
+  pdfsubject={OpenType layout system for Plain TeX and LaTeX},
+  pdfauthor={Elie Roux & Khaled Hosny},
+  pdfkeywords={luatex, lualatex, unicode, opentype}
+  ]{hyperref}
+
+\definecolor{niceblue}{rgb}{0.4,0.6,1.000}
 
 \def\LuaTeX{Lua\TeX}
 \def\ConTeXt{Con\TeX t}
@@ -140,7 +153,7 @@ and the derived files
 % \GetFileInfo{luaotfload.drv}
 %
 % \title{The \textsf{luaotfload} package}
-% \date{2010/07/12 v1.16}
+% \date{2010/07/15 v1.18}
 % \author{     Elie Roux\footnote{\texttt{elie.roux@telecom-bretagne.eu}}
 %         \and Khaled Hosny\footnote{\texttt{khaledhosny@eglug.org}}}
 %
@@ -437,9 +450,9 @@ module('luaotfload', package.seeall)
 
 luaotfload.module = {
     name          = "luaotfload",
-    version       = 1.15,
-    date          = "2010/07/12",
-    description   = "ConTeXt font loading system.",
+    version       = 1.18,
+    date          = "2010/07/15",
+    description   = "OpenType layout system.",
     author        = "Elie Roux & Hans Hagen",
     copyright     = "Elie Roux",
     license       = "CC0"
@@ -651,14 +664,20 @@ local function def_font(...)
 %
 %    \begin{macrocode}
         if otfdata.metadata.math then
+            local mc = { }
             for k,v in next, otfdata.metadata.math do
-                if k == "RadicalDegreeBottomRaisePercent" then
-                    -- this is a percent
-                    fontdata.MathConstants[k] = v
+                if k:find("Percent") then
+                    -- keep percent values as is
+                    mc[k] = v
                 else
-                    fontdata.MathConstants[k] = v / units * size
+                    mc[k] = v / units * size
                 end
             end
+            -- for \overwithdelims
+            mc["FractionDelimiterSize"]             = 1.01 * size
+            mc["FractionDelimiterDisplayStyleSize"] = 2.39 * size
+
+            fontdata.MathConstants = mc
         end
 
     end
@@ -676,6 +695,25 @@ fonts.mode = "node"
 
 %    \end{macrocode}
 %
+%    The following features are useful in math (e.g. in XITS Math font),
+%    but \textsf{luaotfload} does not recognize them in |base| mode.
+%
+%    \begin{macrocode}
+
+local register_base_sub = fonts.otf.features.register_base_substitution
+local gsubs = {
+    "ss01", "ss02", "ss03", "ss04", "ss05",
+    "ss06", "ss07", "ss08", "ss09", "ss10",
+    "ss11", "ss12", "ss13", "ss14", "ss15",
+    "ss16", "ss17", "ss18", "ss19", "ss20",
+}
+
+for _,v in next, gsubs do
+    register_base_sub(v)
+end
+
+%    \end{macrocode}
+%
 %    Finally two functions
 %
 %    \begin{macrocode}
@@ -729,7 +767,7 @@ end
 \else
   \NeedsTeXFormat{LaTeX2e}
   \ProvidesPackage{luaotfload}%
-    [2010/07/12 v1.16 ConTeXt font loading system]
+    [2010/07/15 v1.18 OpenType layout system]
   \RequirePackage{luatextra}
 \fi