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authorPhilipp Gesang <phg@phi-gamma.net>2016-09-24 13:36:31 +0200
committerGitHub <noreply@github.com>2016-09-24 13:36:31 +0200
commit9bac31c4ff154a7af6156156891754d0c44dd383 (patch)
tree8ff65736830ee159acee7dbf0f838bab284809e1 /src/fontloader
parent27384ea726edd394c31a3bd35503488f5494fe67 (diff)
parentc1bb047f1ceee85351e7ed55b10f84f901090558 (diff)
downloadluaotfload-9bac31c4ff154a7af6156156891754d0c44dd383.tar.gz
Merge pull request #380 from phi-gamma/master
latest loader code
Diffstat (limited to 'src/fontloader')
-rw-r--r--src/fontloader/misc/fontloader-font-ocl.lua97
-rw-r--r--src/fontloader/misc/fontloader-l-file.lua11
-rw-r--r--src/fontloader/misc/fontloader-l-io.lua95
-rw-r--r--src/fontloader/runtime/fontloader-reference.lua193
4 files changed, 307 insertions, 89 deletions
diff --git a/src/fontloader/misc/fontloader-font-ocl.lua b/src/fontloader/misc/fontloader-font-ocl.lua
index ed1be95..65a1c63 100644
--- a/src/fontloader/misc/fontloader-font-ocl.lua
+++ b/src/fontloader/misc/fontloader-font-ocl.lua
@@ -9,33 +9,85 @@ if not modules then modules = { } end modules ['font-ocl'] = {
-- todo : user list of colors
local tostring, next, format = tostring, next, string.format
+local round, max = math.round, math.round
local formatters = string.formatters
+local tounicode = fonts.mappings.tounicode
-local otf = fonts.handlers.otf
+local otf = fonts.handlers.otf
-local f_color_start = formatters["pdf:direct: %f %f %f rg"]
-local s_color_stop = "pdf:direct:"
+local f_color = formatters["pdf:direct:%f %f %f rg"]
+local f_gray = formatters["pdf:direct:%f g"]
+local s_black = "pdf:direct:0 g"
if context then
local startactualtext = nil
local stopactualtext = nil
- function otf.getactualtext(n)
+ function otf.getactualtext(s)
if not startactualtext then
- startactualtext = backends.codeinjections.startunicodetoactualtext
- stopactualtext = backends.codeinjections.stopunicodetoactualtext
+ startactualtext = backends.codeinjections.startunicodetoactualtextdirect
+ stopactualtext = backends.codeinjections.stopunicodetoactualtextdirect
end
- return startactualtext(n), stopactualtext()
+ return startactualtext(s), stopactualtext()
end
else
local tounicode = fonts.mappings.tounicode16
- function otf.getactualtext(n)
- return "/Span << /ActualText <feff" .. tounicode(n) .. "> >> BDC", "EMC"
+ function otf.getactualtext(s)
+ return
+ "/Span << /ActualText <feff" .. n .. "> >> BDC",
+ "EMC"
+ end
+
+end
+
+local sharedpalettes = { }
+
+if context then
+
+ local graytorgb = attributes.colors.graytorgb
+ local cmyktorgb = attributes.colors.cmyktorgb
+
+ function otf.registerpalette(name,values)
+ sharedpalettes[name] = values
+ for i=1,#values do
+ local v = values[i]
+ local r, g, b
+ local s = v.s
+ if s then
+ r, g, b = graytorgb(s)
+ else
+ local c, m, y, k = v.c, v.m, v.y, v.k
+ if c or m or y or k then
+ r, g, b = cmyktorgb(c or 0,m or 0,y or 0,k or 0)
+ else
+ r, g, b = v.r, v.g, v.b
+ end
+ end
+ values[i] = {
+ max(r and round(r*255) or 0,255),
+ max(g and round(g*255) or 0,255),
+ max(b and round(b*255) or 0,255)
+ }
+ end
+ end
+
+else -- for generic
+
+ function otf.registerpalette(name,values)
+ sharedpalettes[name] = values
+ for i=1,#values do
+ local v = values[i]
+ values[i] = {
+ max(round((v.r or 0)*255),255),
+ max(round((v.g or 0)*255),255),
+ max(round((v.b or 0)*255),255)
+ }
+ end
end
end
@@ -45,7 +97,7 @@ local function initializecolr(tfmdata,kind,value) -- hm, always value
local palettes = tfmdata.resources.colorpalettes
if palettes then
--
- local palette = palettes[tonumber(value) or 1] or palettes[1] or { }
+ local palette = sharedpalettes[value] or palettes[tonumber(value) or 1] or palettes[1] or { }
local classes = #palette
if classes == 0 then
return
@@ -63,7 +115,12 @@ local function initializecolr(tfmdata,kind,value) -- hm, always value
--
for i=1,classes do
local p = palette[i]
- colorvalues[i] = { "special", f_color_start(p[1]/255,p[2]/255,p[3]/255) }
+ local r, g, b = p[1], p[2], p[3]
+ if r == g and g == b then
+ colorvalues[i] = { "special", f_gray(r/255) }
+ else
+ colorvalues[i] = { "special", f_color(r/255,g/255,b/255) }
+ end
end
--
local getactualtext = otf.getactualtext
@@ -73,22 +130,30 @@ local function initializecolr(tfmdata,kind,value) -- hm, always value
if description then
local colorlist = description.colors
if colorlist then
- local b, e = getactualtext(unicode)
+ local b, e = getactualtext(tounicode(characters[unicode].unicode or 0xFFFD))
local w = character.width or 0
local s = #colorlist
- local n = 1
local t = {
- { "special", "pdf:direct: q " .. b }
+ -- We need to force page first because otherwise the q's get outside
+ -- the font switch and as a consequence the next character has no font
+ -- set (well, it has: the preceding one). As a consequence these fonts
+ -- are somewhat inefficient as each glyph gets the font set. It's a
+ -- side effect of the fact that a font is handled when a character gets
+ -- flushed.
+ { "special", "pdf:page:q" },
+ { "special", "pdf:raw:" .. b }
}
+ local n = #t
for i=1,s do
local entry = colorlist[i]
- n = n + 1 t[n] = colorvalues[entry.class]
+ n = n + 1 t[n] = colorvalues[entry.class] or s_black
n = n + 1 t[n] = { "char", entry.slot }
if s > 1 and i < s and w ~= 0 then
n = n + 1 t[n] = { "right", -w }
end
end
- n = n + 1 t[n] = { "special", "pdf:direct:" .. e .. " Q" }
+ n = n + 1 t[n] = { "special", "pdf:page:" .. e }
+ n = n + 1 t[n] = { "special", "pdf:raw:Q" }
character.commands = t
end
end
diff --git a/src/fontloader/misc/fontloader-l-file.lua b/src/fontloader/misc/fontloader-l-file.lua
index b6822e9..f2a27ad 100644
--- a/src/fontloader/misc/fontloader-l-file.lua
+++ b/src/fontloader/misc/fontloader-l-file.lua
@@ -607,14 +607,17 @@ function file.robustname(str,strict)
end
end
-file.readdata = io.loaddata
-file.savedata = io.savedata
+local loaddata = io.loaddata
+local savedata = io.savedata
+
+file.readdata = loaddata
+file.savedata = savedata
function file.copy(oldname,newname)
if oldname and newname then
- local data = io.loaddata(oldname)
+ local data = loaddata(oldname)
if data and data ~= "" then
- file.savedata(newname,data)
+ savedata(newname,data)
end
end
end
diff --git a/src/fontloader/misc/fontloader-l-io.lua b/src/fontloader/misc/fontloader-l-io.lua
index a91d44d..2039017 100644
--- a/src/fontloader/misc/fontloader-l-io.lua
+++ b/src/fontloader/misc/fontloader-l-io.lua
@@ -7,6 +7,7 @@ if not modules then modules = { } end modules ['l-io'] = {
}
local io = io
+local open, flush, write, read = io.open, io.flush, io.write, io.read
local byte, find, gsub, format = string.byte, string.find, string.gsub, string.format
local concat = table.concat
local floor = math.floor
@@ -30,15 +31,13 @@ local function readall(f)
local size = f:seek("end")
if size == 0 then
return ""
- elseif size < 1024*1024 then
- f:seek("set",0)
+ end
+ f:seek("set",0)
+ if size < 1024*1024 then
return f:read('*all')
else
- local done = f:seek("set",0)
local step
- if size < 1024*1024 then
- step = 1024 * 1024
- elseif size > 16*1024*1024 then
+ if size > 16*1024*1024 then
step = 16*1024*1024
else
step = floor(size/(1024*1024)) * 1024 * 1024 / 8
@@ -58,9 +57,8 @@ end
io.readall = readall
function io.loaddata(filename,textmode) -- return nil if empty
- local f = io.open(filename,(textmode and 'r') or 'rb')
+ local f = open(filename,(textmode and 'r') or 'rb')
if f then
- -- local data = f:read('*all')
local data = readall(f)
f:close()
if #data > 0 then
@@ -69,8 +67,55 @@ function io.loaddata(filename,textmode) -- return nil if empty
end
end
+function io.copydata(source,target,action)
+ local f = open(source,"rb")
+ if f then
+ local g = open(target,"wb")
+ if g then
+ local size = f:seek("end")
+ if size == 0 then
+ -- empty
+ else
+ f:seek("set",0)
+ if size < 1024*1024 then
+ local data = f:read('*all')
+ if action then
+ data = action(data)
+ end
+ if data then
+ g:write(data)
+ end
+ else
+ local step
+ if size > 16*1024*1024 then
+ step = 16*1024*1024
+ else
+ step = floor(size/(1024*1024)) * 1024 * 1024 / 8
+ end
+ while true do
+ local data = f:read(step)
+ if data then
+ if action then
+ data = action(data)
+ end
+ if data then
+ g:write(data)
+ end
+ else
+ break
+ end
+ end
+ end
+ end
+ g:close()
+ end
+ f:close()
+ flush()
+ end
+end
+
function io.savedata(filename,data,joiner)
- local f = io.open(filename,"wb")
+ local f = open(filename,"wb")
if f then
if type(data) == "table" then
f:write(concat(data,joiner or ""))
@@ -80,7 +125,7 @@ function io.savedata(filename,data,joiner)
f:write(data or "")
end
f:close()
- io.flush()
+ flush()
return true
else
return false
@@ -90,7 +135,7 @@ end
-- we can also chunk this one if needed: io.lines(filename,chunksize,"*l")
function io.loadlines(filename,n) -- return nil if empty
- local f = io.open(filename,'r')
+ local f = open(filename,'r')
if not f then
-- no file
elseif n then
@@ -118,7 +163,7 @@ function io.loadlines(filename,n) -- return nil if empty
end
function io.loadchunk(filename,n)
- local f = io.open(filename,'rb')
+ local f = open(filename,'rb')
if f then
local data = f:read(n or 1024)
f:close()
@@ -129,7 +174,7 @@ function io.loadchunk(filename,n)
end
function io.exists(filename)
- local f = io.open(filename)
+ local f = open(filename)
if f == nil then
return false
else
@@ -139,7 +184,7 @@ function io.exists(filename)
end
function io.size(filename)
- local f = io.open(filename)
+ local f = open(filename)
if f == nil then
return 0
else
@@ -149,11 +194,11 @@ function io.size(filename)
end
end
-function io.noflines(f)
+local function noflines(f)
if type(f) == "string" then
- local f = io.open(filename)
+ local f = open(filename)
if f then
- local n = f and io.noflines(f) or 0
+ local n = f and noflines(f) or 0
f:close()
return n
else
@@ -169,6 +214,10 @@ function io.noflines(f)
end
end
+io.noflines = noflines
+
+-- inlined is faster
+
local nextchar = {
[ 4] = function(f)
return f:read(1,1,1,1)
@@ -250,16 +299,16 @@ end
function io.ask(question,default,options)
while true do
- io.write(question)
+ write(question)
if options then
- io.write(format(" [%s]",concat(options,"|")))
+ write(format(" [%s]",concat(options,"|")))
end
if default then
- io.write(format(" [%s]",default))
+ write(format(" [%s]",default))
end
- io.write(format(" "))
- io.flush()
- local answer = io.read()
+ write(format(" "))
+ flush()
+ local answer = read()
answer = gsub(answer,"^%s*(.*)%s*$","%1")
if answer == "" and default then
return default
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua
index 7738118..c93d2b1 100644
--- a/src/fontloader/runtime/fontloader-reference.lua
+++ b/src/fontloader/runtime/fontloader-reference.lua
@@ -1,6 +1,6 @@
-- merged file : c:/data/develop/context/sources/luatex-fonts-merged.lua
-- parent file : c:/data/develop/context/sources/luatex-fonts.lua
--- merge date : 09/12/16 18:27:00
+-- merge date : 09/24/16 12:40:11
do -- begin closure to overcome local limits and interference
@@ -2018,6 +2018,7 @@ if not modules then modules={} end modules ['l-io']={
license="see context related readme files"
}
local io=io
+local open,flush,write,read=io.open,io.flush,io.write,io.read
local byte,find,gsub,format=string.byte,string.find,string.gsub,string.format
local concat=table.concat
local floor=math.floor
@@ -2034,15 +2035,13 @@ local function readall(f)
local size=f:seek("end")
if size==0 then
return ""
- elseif size<1024*1024 then
- f:seek("set",0)
+ end
+ f:seek("set",0)
+ if size<1024*1024 then
return f:read('*all')
else
- local done=f:seek("set",0)
local step
- if size<1024*1024 then
- step=1024*1024
- elseif size>16*1024*1024 then
+ if size>16*1024*1024 then
step=16*1024*1024
else
step=floor(size/(1024*1024))*1024*1024/8
@@ -2060,7 +2059,7 @@ local function readall(f)
end
io.readall=readall
function io.loaddata(filename,textmode)
- local f=io.open(filename,(textmode and 'r') or 'rb')
+ local f=open(filename,(textmode and 'r') or 'rb')
if f then
local data=readall(f)
f:close()
@@ -2069,8 +2068,53 @@ function io.loaddata(filename,textmode)
end
end
end
+function io.copydata(source,target,action)
+ local f=open(source,"rb")
+ if f then
+ local g=open(target,"wb")
+ if g then
+ local size=f:seek("end")
+ if size==0 then
+ else
+ f:seek("set",0)
+ if size<1024*1024 then
+ local data=f:read('*all')
+ if action then
+ data=action(data)
+ end
+ if data then
+ g:write(data)
+ end
+ else
+ local step
+ if size>16*1024*1024 then
+ step=16*1024*1024
+ else
+ step=floor(size/(1024*1024))*1024*1024/8
+ end
+ while true do
+ local data=f:read(step)
+ if data then
+ if action then
+ data=action(data)
+ end
+ if data then
+ g:write(data)
+ end
+ else
+ break
+ end
+ end
+ end
+ end
+ g:close()
+ end
+ f:close()
+ flush()
+ end
+end
function io.savedata(filename,data,joiner)
- local f=io.open(filename,"wb")
+ local f=open(filename,"wb")
if f then
if type(data)=="table" then
f:write(concat(data,joiner or ""))
@@ -2080,14 +2124,14 @@ function io.savedata(filename,data,joiner)
f:write(data or "")
end
f:close()
- io.flush()
+ flush()
return true
else
return false
end
end
function io.loadlines(filename,n)
- local f=io.open(filename,'r')
+ local f=open(filename,'r')
if not f then
elseif n then
local lines={}
@@ -2113,7 +2157,7 @@ function io.loadlines(filename,n)
end
end
function io.loadchunk(filename,n)
- local f=io.open(filename,'rb')
+ local f=open(filename,'rb')
if f then
local data=f:read(n or 1024)
f:close()
@@ -2123,7 +2167,7 @@ function io.loadchunk(filename,n)
end
end
function io.exists(filename)
- local f=io.open(filename)
+ local f=open(filename)
if f==nil then
return false
else
@@ -2132,7 +2176,7 @@ function io.exists(filename)
end
end
function io.size(filename)
- local f=io.open(filename)
+ local f=open(filename)
if f==nil then
return 0
else
@@ -2141,11 +2185,11 @@ function io.size(filename)
return s
end
end
-function io.noflines(f)
+local function noflines(f)
if type(f)=="string" then
- local f=io.open(filename)
+ local f=open(filename)
if f then
- local n=f and io.noflines(f) or 0
+ local n=f and noflines(f) or 0
f:close()
return n
else
@@ -2160,6 +2204,7 @@ function io.noflines(f)
return n
end
end
+io.noflines=noflines
local nextchar={
[ 4]=function(f)
return f:read(1,1,1,1)
@@ -2237,16 +2282,16 @@ function io.bytes(f,n)
end
function io.ask(question,default,options)
while true do
- io.write(question)
+ write(question)
if options then
- io.write(format(" [%s]",concat(options,"|")))
+ write(format(" [%s]",concat(options,"|")))
end
if default then
- io.write(format(" [%s]",default))
+ write(format(" [%s]",default))
end
- io.write(format(" "))
- io.flush()
- local answer=io.read()
+ write(format(" "))
+ flush()
+ local answer=read()
answer=gsub(answer,"^%s*(.*)%s*$","%1")
if answer=="" and default then
return default
@@ -2655,13 +2700,15 @@ function file.robustname(str,strict)
end
end
end
-file.readdata=io.loaddata
-file.savedata=io.savedata
+local loaddata=io.loaddata
+local savedata=io.savedata
+file.readdata=loaddata
+file.savedata=savedata
function file.copy(oldname,newname)
if oldname and newname then
- local data=io.loaddata(oldname)
+ local data=loaddata(oldname)
if data and data~="" then
- file.savedata(newname,data)
+ savedata(newname,data)
end
end
end
@@ -20391,10 +20438,12 @@ function otf.dataset(tfmdata,font)
}
rs[language]=rl
local sequences=tfmdata.resources.sequences
- for s=1,#sequences do
- local v=enabled and initialize(sequences[s],script,language,enabled,autoscript,autolanguage)
- if v then
- rl[#rl+1]=v
+ if sequences then
+ for s=1,#sequences do
+ local v=enabled and initialize(sequences[s],script,language,enabled,autoscript,autolanguage)
+ if v then
+ rl[#rl+1]=v
+ end
end
end
end
@@ -23221,31 +23270,76 @@ if not modules then modules={} end modules ['font-ocl']={
license="see context related readme files"
}
local tostring,next,format=tostring,next,string.format
+local round,max=math.round,math.round
local formatters=string.formatters
+local tounicode=fonts.mappings.tounicode
local otf=fonts.handlers.otf
-local f_color_start=formatters["pdf:direct: %f %f %f rg"]
-local s_color_stop="pdf:direct:"
+local f_color=formatters["pdf:direct:%f %f %f rg"]
+local f_gray=formatters["pdf:direct:%f g"]
+local s_black="pdf:direct:0 g"
if context then
local startactualtext=nil
local stopactualtext=nil
- function otf.getactualtext(n)
+ function otf.getactualtext(s)
if not startactualtext then
- startactualtext=backends.codeinjections.startunicodetoactualtext
- stopactualtext=backends.codeinjections.stopunicodetoactualtext
+ startactualtext=backends.codeinjections.startunicodetoactualtextdirect
+ stopactualtext=backends.codeinjections.stopunicodetoactualtextdirect
end
- return startactualtext(n),stopactualtext()
+ return startactualtext(s),stopactualtext()
end
else
local tounicode=fonts.mappings.tounicode16
- function otf.getactualtext(n)
- return "/Span << /ActualText <feff"..tounicode(n).."> >> BDC","EMC"
+ function otf.getactualtext(s)
+ return
+ "/Span << /ActualText <feff"..n.."> >> BDC",
+ "EMC"
+ end
+end
+local sharedpalettes={}
+if context then
+ local graytorgb=attributes.colors.graytorgb
+ local cmyktorgb=attributes.colors.cmyktorgb
+ function otf.registerpalette(name,values)
+ sharedpalettes[name]=values
+ for i=1,#values do
+ local v=values[i]
+ local r,g,b
+ local s=v.s
+ if s then
+ r,g,b=graytorgb(s)
+ else
+ local c,m,y,k=v.c,v.m,v.y,v.k
+ if c or m or y or k then
+ r,g,b=cmyktorgb(c or 0,m or 0,y or 0,k or 0)
+ else
+ r,g,b=v.r,v.g,v.b
+ end
+ end
+ values[i]={
+ max(r and round(r*255) or 0,255),
+ max(g and round(g*255) or 0,255),
+ max(b and round(b*255) or 0,255)
+ }
+ end
+ end
+else
+ function otf.registerpalette(name,values)
+ sharedpalettes[name]=values
+ for i=1,#values do
+ local v=values[i]
+ values[i]={
+ max(round((v.r or 0)*255),255),
+ max(round((v.g or 0)*255),255),
+ max(round((v.b or 0)*255),255)
+ }
+ end
end
end
local function initializecolr(tfmdata,kind,value)
if value then
local palettes=tfmdata.resources.colorpalettes
if palettes then
- local palette=palettes[tonumber(value) or 1] or palettes[1] or {}
+ local palette=sharedpalettes[value] or palettes[tonumber(value) or 1] or palettes[1] or {}
local classes=#palette
if classes==0 then
return
@@ -23260,7 +23354,12 @@ local function initializecolr(tfmdata,kind,value)
}
for i=1,classes do
local p=palette[i]
- colorvalues[i]={ "special",f_color_start(p[1]/255,p[2]/255,p[3]/255) }
+ local r,g,b=p[1],p[2],p[3]
+ if r==g and g==b then
+ colorvalues[i]={ "special",f_gray(r/255) }
+ else
+ colorvalues[i]={ "special",f_color(r/255,g/255,b/255) }
+ end
end
local getactualtext=otf.getactualtext
for unicode,character in next,characters do
@@ -23268,22 +23367,24 @@ local function initializecolr(tfmdata,kind,value)
if description then
local colorlist=description.colors
if colorlist then
- local b,e=getactualtext(unicode)
+ local b,e=getactualtext(tounicode(characters[unicode].unicode or 0xFFFD))
local w=character.width or 0
local s=#colorlist
- local n=1
local t={
- { "special","pdf:direct: q "..b }
+ { "special","pdf:page:q" },
+ { "special","pdf:raw:"..b }
}
+ local n=#t
for i=1,s do
local entry=colorlist[i]
- n=n+1 t[n]=colorvalues[entry.class]
+ n=n+1 t[n]=colorvalues[entry.class] or s_black
n=n+1 t[n]={ "char",entry.slot }
if s>1 and i<s and w~=0 then
n=n+1 t[n]={ "right",-w }
end
end
- n=n+1 t[n]={ "special","pdf:direct:"..e.." Q" }
+ n=n+1 t[n]={ "special","pdf:page:"..e }
+ n=n+1 t[n]={ "special","pdf:raw:Q" }
character.commands=t
end
end