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authorKhaled Hosny <khaledhosny@eglug.org>2010-02-25 00:38:44 +0200
committerKhaled Hosny <khaledhosny@eglug.org>2010-02-25 00:41:34 +0200
commit6329e52d8aa7381a248e4a7dbf734d2ad083c50f (patch)
tree67c0f600cede869caf726c5d77a1d6371d6aa137 /otfl-font-tfm.lua
parente064aa2dc70fb819cfdb6b3c0bdf1d081859584f (diff)
downloadluaotfload-6329e52d8aa7381a248e4a7dbf734d2ad083c50f.tar.gz
Updating to latest ConTeXt beta (2010.02.24)
Now encoding related code gone.
Diffstat (limited to 'otfl-font-tfm.lua')
-rw-r--r--otfl-font-tfm.lua180
1 files changed, 8 insertions, 172 deletions
diff --git a/otfl-font-tfm.lua b/otfl-font-tfm.lua
index fd3d8b4..aa87398 100644
--- a/otfl-font-tfm.lua
+++ b/otfl-font-tfm.lua
@@ -36,6 +36,7 @@ fonts.initializers = fonts.initializers or { }
fonts.initializers.common = fonts.initializers.common or { }
local fontdata = fonts.ids
+local disc = node.id('disc')
local glyph = node.id('glyph')
local set_attribute = node.set_attribute
@@ -49,32 +50,7 @@ tfm.share_base_kerns = false -- true (.5 sec slower on mk but brings down mem fr
tfm.mathactions = { }
tfm.fontname_mode = "fullpath"
-function tfm.enhance(tfmdata,specification)
- local name, size = specification.name, specification.size
- local encoding, filename = match(name,"^(.-)%-(.*)$") -- context: encoding-name.*
- if filename and encoding and fonts.enc.known[encoding] then
- local data = fonts.enc.load(encoding)
- if data then
- local characters = tfmdata.characters
- tfmdata.encoding = encoding
- local vector = data.vector
- local original = { }
- for k, v in next, characters do
- v.name = vector[k]
- v.index = k
- original[k] = v
- end
- for k,v in next, data.unicodes do
- if k ~= v then
- if trace_defining then
- logs.report("define font","mapping %s onto %s",k,v)
- end
- characters[k] = original[v]
- end
- end
- end
- end
-end
+tfm.enhance = tfm.enhance or function() end
function tfm.read_from_tfm(specification)
local fname, tfmdata = specification.filename or "", nil
@@ -679,7 +655,8 @@ function fonts.analyzers.aux.setstate(head,font)
local descriptions = tfmdata.descriptions
local first, last, current, n, done = nil, nil, head, 0, false -- maybe make n boolean
while current do
- if current.id == glyph and current.font == font then
+ local id = current.id
+ if id == glyph and current.font == font then
local d = descriptions[current.char]
if d then
if d.class == "mark" then
@@ -700,6 +677,10 @@ function fonts.analyzers.aux.setstate(head,font)
end
first, last, n = nil, nil, 0
end
+ elseif id == disc then
+ -- always in the middle
+ set_attribute(current,state,2) -- midi
+ last = current
else -- finish
if first and first == last then
set_attribute(last,state,4) -- isol
@@ -727,151 +708,6 @@ function tfm.replacements(tfm,value)
-- tfm.characters[0x0060] = tfm.characters[0x2018]
end
--- auto complete font with missing composed characters
-
-table.insert(fonts.manipulators,"compose")
-
-function fonts.initializers.common.compose(tfmdata,value)
- if value then
- fonts.vf.aux.compose_characters(tfmdata)
- end
-end
-
--- tfm features, experimental
-
-tfm.features = tfm.features or { }
-tfm.features.list = tfm.features.list or { }
-tfm.features.default = tfm.features.default or { }
-
-function tfm.enhance(tfmdata,specification)
- -- we don't really share tfm data because we always reload
- -- but this is more in sycn with afm and such
- local features = (specification.features and specification.features.normal ) or { }
- tfmdata.shared = tfmdata.shared or { }
- tfmdata.shared.features = features
- -- tfmdata.shared.tfmdata = tfmdata -- circular
- tfmdata.filename = specification.name
- if not features.encoding then
- local name, size = specification.name, specification.size
- local encoding, filename = match(name,"^(.-)%-(.*)$") -- context: encoding-name.*
- if filename and encoding and fonts.enc.known[encoding] then
- features.encoding = encoding
- end
- end
- tfm.set_features(tfmdata)
-end
-
-function tfm.set_features(tfmdata)
- -- todo: no local functions
- local shared = tfmdata.shared
--- local tfmdata = shared.tfmdata
- local features = shared.features
- if not table.is_empty(features) then
- local mode = tfmdata.mode or fonts.mode
- local fi = fonts.initializers[mode]
- if fi and fi.tfm then
- local function initialize(list) -- using tex lig and kerning
- if list then
- for i=1,#list do
- local f = list[i]
- local value = features[f]
- if value and fi.tfm[f] then -- brr
- if tfm.trace_features then
- logs.report("define font","initializing feature %s to %s for mode %s for font %s",f,tostring(value),mode or 'unknown',tfmdata.name or 'unknown')
- end
- fi.tfm[f](tfmdata,value)
- mode = tfmdata.mode or fonts.mode
- fi = fonts.initializers[mode]
- end
- end
- end
- end
- initialize(fonts.triggers)
- initialize(tfm.features.list)
- initialize(fonts.manipulators)
- end
- local fm = fonts.methods[mode]
- if fm and fm.tfm then
- local function register(list) -- node manipulations
- if list then
- for i=1,#list do
- local f = list[i]
- if features[f] and fm.tfm[f] then -- brr
- if not shared.processors then -- maybe also predefine
- shared.processors = { fm.tfm[f] }
- else
- shared.processors[#shared.processors+1] = fm.tfm[f]
- end
- end
- end
- end
- end
- register(tfm.features.list)
- end
- end
-end
-
-function tfm.features.register(name,default)
- tfm.features.list[#tfm.features.list+1] = name
- tfm.features.default[name] = default
-end
-
-function tfm.reencode(tfmdata,encoding)
- if encoding and fonts.enc.known[encoding] then
- local data = fonts.enc.load(encoding)
- if data then
- local characters, original, vector = tfmdata.characters, { }, data.vector
- tfmdata.encoding = encoding -- not needed
- for k, v in next, characters do
- v.name, v.index, original[k] = vector[k], k, v
- end
- for k,v in next, data.unicodes do
- if k ~= v then
- if trace_defining then
- logs.report("define font","reencoding U+%04X to U+%04X",k,v)
- end
- characters[k] = original[v]
- end
- end
- end
- end
-end
-
-tfm.features.register('reencode')
-
-fonts.initializers.base.tfm.reencode = tfm.reencode
-fonts.initializers.node.tfm.reencode = tfm.reencode
-
-fonts.enc = fonts.enc or { }
-fonts.enc.remappings = fonts.enc.remappings or { }
-
-function tfm.remap(tfmdata,remapping)
- local vector = remapping and fonts.enc.remappings[remapping]
- if vector then
- local characters, original = tfmdata.characters, { }
- for k, v in next, characters do
- original[k], characters[k] = v, nil
- end
- for k,v in next, vector do
- if k ~= v then
- if trace_defining then
- logs.report("define font","remapping U+%04X to U+%04X",k,v)
- end
- local c = original[k]
- characters[v] = c
- c.index = k
- end
- end
- tfmdata.encodingbytes = 2
- tfmdata.format = 'type1'
- end
-end
-
-tfm.features.register('remap')
-
-fonts.initializers.base.tfm.remap = tfm.remap
-fonts.initializers.node.tfm.remap = tfm.remap
-
-- status info
statistics.register("fonts load time", function()