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-rw-r--r--macros/luatex/generic/luaotfload/fontloader-font-con.lua91
1 files changed, 45 insertions, 46 deletions
diff --git a/macros/luatex/generic/luaotfload/fontloader-font-con.lua b/macros/luatex/generic/luaotfload/fontloader-font-con.lua
index 1bb63aa519..7162338c66 100644
--- a/macros/luatex/generic/luaotfload/fontloader-font-con.lua
+++ b/macros/luatex/generic/luaotfload/fontloader-font-con.lua
@@ -191,6 +191,9 @@ function constructors.assignmathparameters(target,original) -- simple variant, n
if not mathparameters.FractionDelimiterDisplayStyleSize then
targetmathparameters.FractionDelimiterDisplayStyleSize = 2.40 * targetparameters.size
end
+ if not targetmathparameters.SpaceBeforeScript then
+ targetmathparameters.SpaceBeforeScript = targetmathparameters.SpaceAfterScript
+ end
target.mathparameters = targetmathparameters
end
end
@@ -210,60 +213,45 @@ end
-- we default to false, so a macro package has to enable it explicitly. In
-- LuaTeX the fullname is used to identify a font as being unique.
-constructors.sharefonts = false
-constructors.nofsharedfonts = 0
-local sharednames = { }
+local nofinstances = 0
+local instances = setmetatableindex(function(t,k)
+ nofinstances = nofinstances + 1
+ t[k] = nofinstances
+ return nofinstances
+end)
function constructors.trytosharefont(target,tfmdata)
- if constructors.sharefonts then -- not robust !
- local characters = target.characters
- local n = 1
- local t = { target.psname }
- local u = sortedkeys(characters)
- for i=1,#u do
- local k = u[i]
- n = n + 1 ; t[n] = k
- n = n + 1 ; t[n] = characters[k].index or k
+ local properties = target.properties
+ local instance = properties.instance
+ if instance then
+ local fullname = target.fullname
+ local fontname = target.fontname
+ local psname = target.psname
+ local format = tfmdata.properties.format
+ if format == "opentype" then
+ target.streamprovider = 1
+ elseif format == "truetype" then
+ target.streamprovider = 2
+ else
+ target.streamprovider = 0
end
- local h = md5.HEX(concat(t," "))
- local s = sharednames[h]
- if s then
- if trace_defining then
- report_defining("font %a uses backend resources of font %a",target.fullname,s)
+ if target.streamprovider > 0 then
+ if fullname then
+ fullname = fullname .. ":" .. instances[instance]
+ target.fullname = fullname
+ end
+ if fontname then
+ fontname = fontname .. ":" .. instances[instance]
+ target.fontname = fontname
+ end
+ if psname then
+ psname = psname .. ":" .. instances[instance]
+ target.psname = psname
end
- target.fullname = s
- constructors.nofsharedfonts = constructors.nofsharedfonts + 1
- target.properties.sharedwith = s
- else
- sharednames[h] = target.fullname
end
end
end
--- function constructors.enhanceparameters(parameters)
--- local xheight = parameters.x_height
--- local quad = parameters.quad
--- local space = parameters.space
--- local stretch = parameters.space_stretch
--- local shrink = parameters.space_shrink
--- local extra = parameters.extra_space
--- local slant = parameters.slant
--- -- synonyms
--- parameters.xheight = xheight
--- parameters.spacestretch = stretch
--- parameters.spaceshrink = shrink
--- parameters.extraspace = extra
--- parameters.em = quad
--- parameters.ex = xheight
--- parameters.slantperpoint = slant
--- parameters.spacing = {
--- width = space,
--- stretch = stretch,
--- shrink = shrink,
--- extra = extra,
--- }
--- end
-
local synonyms = {
exheight = "x_height",
xheight = "x_height",
@@ -463,6 +451,7 @@ function constructors.scale(tfmdata,specification)
target.format = properties.format
target.cache = constructors.cacheintex and "yes" or "renew"
--
+ local original = properties.original or tfmdata.original
local fontname = properties.fontname or tfmdata.fontname
local fullname = properties.fullname or tfmdata.fullname
local filename = properties.filename or tfmdata.filename
@@ -474,6 +463,7 @@ function constructors.scale(tfmdata,specification)
--
local psname, psfixed = fixedpsname(psname,fontname or fullname or file.nameonly(filename))
--
+ target.original = original
target.fontname = fontname
target.fullname = fullname
target.filename = filename
@@ -578,6 +568,15 @@ function constructors.scale(tfmdata,specification)
targetparameters.quad = targetquad
targetparameters.extra_space = targetextra_space
--
+ local hshift = parameters.hshift
+ if hshift then
+ targetparameters.hshift = delta * hshift
+ end
+ local vshift = parameters.vshift
+ if vshift then
+ targetparameters.vshift = delta * vshift
+ end
+ --
local ascender = parameters.ascender
if ascender then
targetparameters.ascender = delta * ascender