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authorPhilipp Gesang <phg@phi-gamma.net>2016-07-26 23:48:32 +0200
committerPhilipp Gesang <phg@phi-gamma.net>2016-07-26 23:48:32 +0200
commitbc004d99276155c0892b19965c967aeb2de01a1e (patch)
tree2ecf8522f671619e8cab05e3af48a52cc8fa4315 /src/fontloader/misc
parentb1ca1874fc12611b98c3155fe3d197bdaf77c273 (diff)
downloadluaotfload-bc004d99276155c0892b19965c967aeb2de01a1e.tar.gz
[fontloader] sync with Context as of 2016-07-26
Diffstat (limited to 'src/fontloader/misc')
-rw-r--r--src/fontloader/misc/fontloader-basics-nod.lua10
-rw-r--r--src/fontloader/misc/fontloader-font-gbn.lua4
-rw-r--r--src/fontloader/misc/fontloader-font-osd.lua12
-rw-r--r--src/fontloader/misc/fontloader-font-otl.lua49
-rw-r--r--src/fontloader/misc/fontloader-font-otr.lua2
-rw-r--r--src/fontloader/misc/fontloader-font-ots.lua6
-rw-r--r--src/fontloader/misc/fontloader-util-fil.lua35
7 files changed, 101 insertions, 17 deletions
diff --git a/src/fontloader/misc/fontloader-basics-nod.lua b/src/fontloader/misc/fontloader-basics-nod.lua
index e7b5ab2..42a7a2e 100644
--- a/src/fontloader/misc/fontloader-basics-nod.lua
+++ b/src/fontloader/misc/fontloader-basics-nod.lua
@@ -71,7 +71,7 @@ nodes.nodecodes = nodecodes
nodes.glyphcodes = glyphcodes
nodes.disccodes = disccodes
-local free_node = node.free
+local flush_node = node.flush_node
local remove_node = node.remove
local new_node = node.new
local traverse_id = node.traverse_id
@@ -95,7 +95,7 @@ function nodes.remove(head, current, free_too)
head, current = remove_node(head,current)
if t then
if free_too then
- free_node(t)
+ flush_node(t)
t = nil
else
t.next, t.prev = nil, nil
@@ -128,12 +128,14 @@ nodes.setattr = setfield
nodes.tostring = node.tostring or tostring
nodes.copy = node.copy
+nodes.copy_node = node.copy
nodes.copy_list = node.copy_list
nodes.delete = node.delete
nodes.dimensions = node.dimensions
nodes.end_of_math = node.end_of_math
nodes.flush_list = node.flush_list
nodes.flush_node = node.flush_node
+nodes.flush = node.flush_node
nodes.free = node.free
nodes.insert_after = node.insert_after
nodes.insert_before = node.insert_before
@@ -149,7 +151,6 @@ nodes.first_glyph = node.first_glyph
nodes.has_glyph = node.has_glyph or node.first_glyph
nodes.current_attr = node.current_attr
-nodes.do_ligature_n = node.do_ligature_n
nodes.has_field = node.has_field
nodes.last_node = node.last_node
nodes.usedlist = node.usedlist
@@ -253,9 +254,12 @@ nuts.insert_before = direct.insert_before
nuts.insert_after = direct.insert_after
nuts.delete = direct.delete
nuts.copy = direct.copy
+nuts.copy_node = direct.copy
nuts.copy_list = direct.copy_list
nuts.tail = direct.tail
nuts.flush_list = direct.flush_list
+nuts.flush_node = direct.flush_node
+nuts.flush = direct.flush
nuts.free = direct.free
nuts.remove = direct.remove
nuts.is_node = direct.is_node
diff --git a/src/fontloader/misc/fontloader-font-gbn.lua b/src/fontloader/misc/fontloader-font-gbn.lua
index 1ae817d..1f8df64 100644
--- a/src/fontloader/misc/fontloader-font-gbn.lua
+++ b/src/fontloader/misc/fontloader-font-gbn.lua
@@ -19,7 +19,7 @@ local nodes = nodes
local nuts = nodes.nuts -- context abstraction of direct nodes
local traverse_id = nuts.traverse_id
-local free_node = nuts.free
+local flush_node = nuts.flush_node
local glyph_code = nodes.nodecodes.glyph
local disc_code = nodes.nodecodes.disc
@@ -159,7 +159,7 @@ function nodes.handlers.nodepass(head)
end
end
end
- free_node(r)
+ flush_node(r)
end
end
for d in traverse_id(disc_code,nuthead) do
diff --git a/src/fontloader/misc/fontloader-font-osd.lua b/src/fontloader/misc/fontloader-font-osd.lua
index a3dda67..26af691 100644
--- a/src/fontloader/misc/fontloader-font-osd.lua
+++ b/src/fontloader/misc/fontloader-font-osd.lua
@@ -107,9 +107,9 @@ local ischar = nuts.is_char
local insert_node_after = nuts.insert_after
local copy_node = nuts.copy
-local free_node = nuts.free
local remove_node = nuts.remove
local flush_list = nuts.flush_list
+local flush_node = nuts.flush_node
local copyinjection = nodes.injections.copy -- KE: is this necessary? HH: probably not as positioning comes later and we rawget/set
@@ -792,7 +792,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces)
if current == stop then
stop = getprev(stop)
head = remove_node(head,current)
- free_node(current)
+ flush_node(current)
return head, stop, nbspaces
else
nbspaces = nbspaces + 1
@@ -830,7 +830,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces)
setchar(current,getchar(tempcurrent)) -- we assumes that the result of blwf consists of one node
local freenode = getnext(current)
setlink(current,tmp)
- free_node(freenode)
+ flush_node(freenode)
flush_list(tempcurrent)
if changestop then
stop = current
@@ -1093,7 +1093,7 @@ local function deva_reorder(head,start,stop,font,attr,nbspaces)
if getchar(base) == c_nbsp then
nbspaces = nbspaces - 1
head = remove_node(head,base)
- free_node(base)
+ flush_node(base)
end
return head, stop, nbspaces
@@ -1571,7 +1571,7 @@ local function dev2_reorder(head,start,stop,font,attr,nbspaces) -- maybe do a pa
if current == stop then
stop = getprev(stop)
head = remove_node(head,current)
- free_node(current)
+ flush_node(current)
return head, stop, nbspaces
else
nbspaces = nbspaces + 1
@@ -1768,7 +1768,7 @@ local function dev2_reorder(head,start,stop,font,attr,nbspaces) -- maybe do a pa
if getchar(base) == c_nbsp then
nbspaces = nbspaces - 1
head = remove_node(head, base)
- free_node(base)
+ flush_node(base)
end
return head, stop, nbspaces
diff --git a/src/fontloader/misc/fontloader-font-otl.lua b/src/fontloader/misc/fontloader-font-otl.lua
index a35db5b..bdce80d 100644
--- a/src/fontloader/misc/fontloader-font-otl.lua
+++ b/src/fontloader/misc/fontloader-font-otl.lua
@@ -574,10 +574,48 @@ local function copytotfm(data,cache_id)
end
end
+-- These woff files are a kind of joke in a tex environment because one can simply convert
+-- them to ttf/otf and use them as such (after all, we cache them too). The successor format
+-- woff2 is more complex so there we can as well call an external converter which in the end
+-- makes this code kind of obsolete before it's even used. Although ... it might become a
+-- more general conversion plug in.
+
+local converters = {
+ woff = {
+ cachename = "webfonts",
+ action = otf.readers.woff2otf,
+ }
+}
+
+local function checkconversion(specification)
+ local filename = specification.filename
+ local converter = converters[lower(file.suffix(filename))]
+ if converter then
+ local base = file.basename(filename)
+ local name = file.removesuffix(base)
+ local attr = lfs.attributes(filename)
+ local size = attr and attr.size or 0
+ local time = attr and attr.modification or 0
+ if size > 0 then
+ local cleanname = containers.cleanname(name)
+ local cachename = caches.setfirstwritablefile(cleanname,converter.cachename)
+ if not io.exists(cachename) or (time ~= lfs.attributes(cachename).modification) then
+ report_otf("caching font %a in %a",filename,cachename)
+ converter.action(filename,cachename) -- todo infoonly
+ lfs.touch(cachename,time,time)
+ end
+ specification.filename = cachename
+ end
+ end
+end
+
local function otftotfm(specification)
local cache_id = specification.hash
local tfmdata = containers.read(constructors.cache,cache_id)
if not tfmdata then
+
+ checkconversion(specification) -- for the moment here
+
local name = specification.name
local sub = specification.sub
local subindex = specification.subindex
@@ -811,9 +849,14 @@ end
readers.opentype = opentypereader -- kind of useless and obsolete
-function readers.otf (specification) return opentypereader(specification,"otf") end
-function readers.ttf (specification) return opentypereader(specification,"ttf") end
-function readers.ttc (specification) return opentypereader(specification,"ttf") end
+function readers.otf(specification) return opentypereader(specification,"otf") end
+function readers.ttf(specification) return opentypereader(specification,"ttf") end
+function readers.ttc(specification) return opentypereader(specification,"ttf") end
+
+function readers.woff(specification)
+ checkconversion(specification)
+ opentypereader(specification,"")
+end
-- this will be overloaded
diff --git a/src/fontloader/misc/fontloader-font-otr.lua b/src/fontloader/misc/fontloader-font-otr.lua
index 7d0bf04..7c81285 100644
--- a/src/fontloader/misc/fontloader-font-otr.lua
+++ b/src/fontloader/misc/fontloader-font-otr.lua
@@ -94,8 +94,10 @@ otf.readers = readers
----- streamreader = utilities.streams -- faster on big files
local streamreader = utilities.files -- faster on identify
+local streamwriter = utilities.files
readers.streamreader = streamreader
+readers.streamwriter = streamwriter
local openfile = streamreader.open
local closefile = streamreader.close
diff --git a/src/fontloader/misc/fontloader-font-ots.lua b/src/fontloader/misc/fontloader-font-ots.lua
index 0f38508..10f0518 100644
--- a/src/fontloader/misc/fontloader-font-ots.lua
+++ b/src/fontloader/misc/fontloader-font-ots.lua
@@ -184,7 +184,7 @@ local copy_node = nuts.copy
local copy_node_list = nuts.copy_list
local find_node_tail = nuts.tail
local flush_node_list = nuts.flush_list
-local free_node = nuts.free
+local flush_node = nuts.flush_node
local end_of_math = nuts.end_of_math
local traverse_nodes = nuts.traverse
local traverse_id = nuts.traverse_id
@@ -366,7 +366,7 @@ end
local function flattendisk(head,disc)
local _, _, replace, _, _, replacetail = getdisc(disc,true)
setfield(disc,"replace",nil)
- free_node(disc)
+ flush_node(disc)
if head == disc then
local next = getnext(disc)
if replace then
@@ -2744,6 +2744,7 @@ local function kernrun(disc,k_run,font,attr,...)
done = true
end
setprev(pre,nest)
+-- setprev(pre,nil)
setnext(prev,disc)
end
end
@@ -2773,6 +2774,7 @@ local function kernrun(disc,k_run,font,attr,...)
done = true
end
setprev(replace,nest)
+-- setprev(replace,nil)
setnext(prev,disc)
end
if next then
diff --git a/src/fontloader/misc/fontloader-util-fil.lua b/src/fontloader/misc/fontloader-util-fil.lua
index 47d9d03..eeb6856 100644
--- a/src/fontloader/misc/fontloader-util-fil.lua
+++ b/src/fontloader/misc/fontloader-util-fil.lua
@@ -6,8 +6,10 @@ if not modules then modules = { } end modules ['util-fil'] = {
license = "see context related readme files"
}
-local byte = string.byte
+local byte = string.byte
+local char = string.char
local extract = bit32.extract
+local floor = math.floor
-- Here are a few helpers (the starting point were old ones I used for parsing
-- flac files). In Lua 5.3 we can probably do this better. Some code will move
@@ -36,6 +38,8 @@ function files.size(f)
return f:seek("end")
end
+files.getsize = files.size
+
function files.setposition(f,n)
if zerobased[f] then
f:seek("set",n)
@@ -180,3 +184,32 @@ end
function files.skiplong(f,n)
f:read(4*(n or 1))
end
+
+-- writers (kind of slow)
+
+function files.writecardinal2(f,n)
+ local a = char(n % 256)
+ n = floor(n/256)
+ local b = char(n % 256)
+ f:write(b,a)
+end
+
+function files.writecardinal4(f,n)
+ local a = char(n % 256)
+ n = floor(n/256)
+ local b = char(n % 256)
+ n = floor(n/256)
+ local c = char(n % 256)
+ n = floor(n/256)
+ local d = char(n % 256)
+ f:write(d,c,b,a)
+end
+
+function files.writestring(f,s)
+ f:write(char(byte(s,1,#s)))
+end
+
+function files.writebyte(f,b)
+ f:write(char(b))
+end
+