diff options
Diffstat (limited to 'src/fontloader/runtime/fontloader-reference.lua')
| -rw-r--r-- | src/fontloader/runtime/fontloader-reference.lua | 179 |
1 files changed, 133 insertions, 46 deletions
diff --git a/src/fontloader/runtime/fontloader-reference.lua b/src/fontloader/runtime/fontloader-reference.lua index 7738118..c0b4596 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 : 09/23/16 10:13:56 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 +23270,62 @@ 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 graytorgb=attributes.colors.graytorgb +local cmyktorgb=attributes.colors.cmyktorgb 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={} +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 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 +23340,12 @@ 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 +23353,24 @@ 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 |