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-rw-r--r--otfl-font-ota.lua62
1 files changed, 29 insertions, 33 deletions
diff --git a/otfl-font-ota.lua b/otfl-font-ota.lua
index 0e5b555..f972d28 100644
--- a/otfl-font-ota.lua
+++ b/otfl-font-ota.lua
@@ -17,46 +17,46 @@ local trace_cjk = false trackers.register("cjk.injections", function(v) t
trackers.register("cjk.analyzing","otf.analyzing")
-fonts = fonts or { }
-fonts.analyzers = fonts.analyzers or { }
-fonts.analyzers.initializers = fonts.analyzers.initializers or { node = { otf = { } } }
-fonts.analyzers.methods = fonts.analyzers.methods or { node = { otf = { } } }
+local fonts, nodes = fonts, nodes
+local node = node
local otf = fonts.otf
local tfm = fonts.tfm
-local initializers = fonts.analyzers.initializers
-local methods = fonts.analyzers.methods
+fonts.analyzers = fonts.analyzers or { }
+local analyzers = fonts.analyzers
-local glyph = node.id('glyph')
-local glue = node.id('glue')
-local penalty = node.id('penalty')
+analyzers.initializers = analyzers.initializers or { node = { otf = { } } }
+analyzers.methods = analyzers.methods or { node = { otf = { } } }
+
+local initializers = analyzers.initializers
+local methods = analyzers.methods
+
+local nodecodes = nodes.nodecodes
+local glyph_code = nodecodes.glyph
local set_attribute = node.set_attribute
local has_attribute = node.has_attribute
local traverse_id = node.traverse_id
local traverse_node_list = node.traverse
-local fontdata = fonts.ids
-local state = attributes.private('state')
+local fontdata = fonts.identifiers
+local state = attributes.private('state')
+local categories = characters and characters.categories or { } -- sorry, only in context
-local fcs = (fonts.color and fonts.color.set) or function() end
-local fcr = (fonts.color and fonts.color.reset) or function() end
+local fontscolors = fonts.colors
+local fcs = (fontscolors and fontscolors.set) or function() end
+local fcr = (fontscolors and fontscolors.reset) or function() end
-local a_to_script = otf.a_to_script
-local a_to_language = otf.a_to_language
-- in the future we will use language/script attributes instead of the
-- font related value, but then we also need dynamic features which is
-- somewhat slower; and .. we need a chain of them
+local scriptandlanguage = otf.scriptandlanguage
+
function fonts.initializers.node.otf.analyze(tfmdata,value,attr)
- local script, language
- if attr and attr > 0 then
- script, language = a_to_script[attr], a_to_language[attr]
- else
- script, language = tfmdata.script, tfmdata.language
- end
+ local script, language = otf.scriptandlanguage(tfmdata,attr)
local action = initializers[script]
if action then
if type(action) == "function" then
@@ -73,12 +73,7 @@ end
function fonts.methods.node.otf.analyze(head,font,attr)
local tfmdata = fontdata[font]
- local script, language
- if attr and attr > 0 then
- script, language = a_to_script[attr], a_to_language[attr]
- else
- script, language = tfmdata.script, tfmdata.language
- end
+ local script, language = otf.scriptandlanguage(tfmdata,attr)
local action = methods[script]
if action then
if type(action) == "function" then
@@ -98,7 +93,7 @@ table.insert(fonts.triggers,"analyze") -- we need a proper function for doing t
-- latin
-fonts.analyzers.methods.latn = fonts.analyzers.aux.setstate
+analyzers.methods.latn = analyzers.aux.setstate
-- this info eventually will go into char-def
@@ -180,8 +175,8 @@ local function warning(current,what)
end
end
-function fonts.analyzers.methods.nocolor(head,font,attr)
- for n in traverse_node_list(head,glyph) do
+function analyzers.methods.nocolor(head,font,attr)
+ for n in traverse_id(glyph_code,head) do
if not font or n.font == font then
fcr(n)
end
@@ -230,15 +225,16 @@ local function finish(first,last)
return first, last
end
-function fonts.analyzers.methods.arab(head,font,attr) -- maybe make a special version with no trace
+function analyzers.methods.arab(head,font,attr) -- maybe make a special version with no trace
+ local useunicodemarks = analyzers.useunicodemarks
local tfmdata = fontdata[font]
local marks = tfmdata.marks
local first, last, current, done = nil, nil, head, false
while current do
- if current.id == glyph and current.subtype<256 and current.font == font and not has_attribute(current,state) then
+ if current.id == glyph_code and current.subtype<256 and current.font == font and not has_attribute(current,state) then
done = true
local char = current.char
- if marks[char] then
+ if marks[char] or (useunicodemarks and categories[char] == "mn") then
set_attribute(current,state,5) -- mark
if trace_analyzing then fcs(current,"font:mark") end
elseif isol[char] then -- can be zwj or zwnj too