From 6ef791e91eb0c497494cbb12063d9ef72841080e Mon Sep 17 00:00:00 2001 From: Khaled Hosny Date: Fri, 2 Apr 2010 05:55:23 +0200 Subject: Rewrite font matching logic to be more consistent We now simply loop over the whole data.mappings table, so loading font by family, fullname, psname etc is all the same, but it is a bit slower now (~0.25s with syatemfonts.tex). --- otfl-font-nms.lua | 118 ++++++++++++++++++++++++++++++------------------------ 1 file changed, 66 insertions(+), 52 deletions(-) (limited to 'otfl-font-nms.lua') diff --git a/otfl-font-nms.lua b/otfl-font-nms.lua index 3cedaa2..51db3bd 100644 --- a/otfl-font-nms.lua +++ b/otfl-font-nms.lua @@ -29,7 +29,11 @@ local trace_search = false --trackers.register("names.search", function(v) t local trace_loading = false --trackers.register("names.loading", function(v) trace_loading = v end) local function sanitize(str) - return utfgsub(lower(str), "[^%a%d]", "") + if str then + return utfgsub(lower(str), "[^%a%d]", "") + else + return str -- nil + end end function names.load() @@ -57,8 +61,8 @@ local synonyms = { } function names.resolve(specification) - local name = specification.name - local style = specification.style or "regular" + local name = sanitize(specification.name) + local style = sanitize(specification.style) or "regular" if not loaded then names.data = names.load() loaded = true @@ -66,59 +70,69 @@ function names.resolve(specification) local data = names.data if type(data) == "table" and data.version == names.version then if data.mappings then - local family = data.families[sanitize(name)] - if family and type(family) == "table" then - for _,v in ipairs(family) do - local face = data.mappings[v] - local subfamily = sanitize(face.names.subfamily) - local filename = face.filename - local optsize, rqssize, dsnsize, maxsize, minsize - if #face.size > 0 then - optsize = face.size - rqssize = tonumber(specification.optsize) or specification.size and specification.size / 65536 - dsnsize = optsize[1] and optsize[1] / 10 - maxsize = optsize[2] and optsize[2] / 10 or dsnsize -- can be nil - minsize = optsize[3] and optsize[3] / 10 or dsnsize -- can be nil - end - if subfamily then - if subfamily == style then - if optsize then - if dsnsize == rqssize or (rqssize > minsize and rqssize <= maxsize) then - logs.report("load font", "font family='%s', subfamily='%s' found: %s", name, style, filename) - return filename, false - end - else - logs.report("load font", "font family='%s', subfamily='%s' found: %s", name, style, filename) - return filename, false - end - else - if synonyms[style] then - for _,v in ipairs(synonyms[style]) do - if subfamily == v then - if optsize then - if dsnsize == rqssize or (rqssize > minsize and rqssize <= maxsize) then - logs.report("load font", "font family='%s', subfamily='%s' found: %s", name, style, filename) - return filename, false - end - else - logs.report("load font", "font family='%s', subfamily='%s' found: %s", name, style, filename) - return filename, false - end - end - end - end - end - end + local found + for _,face in ipairs(data.mappings) do + local family = sanitize(face.names.family) + local subfamily = sanitize(face.names.subfamily) + local fullname = sanitize(face.names.fullname) + local psname = sanitize(face.names.psname) + local filename = face.filename + local optsize, rqssize, dsnsize, maxsize, minsize + if #face.size > 0 then + optsize = face.size + rqssize = tonumber(specification.optsize) or specification.size and specification.size / 65536 + dsnsize = optsize[1] and optsize[1] / 10 + maxsize = optsize[2] and optsize[2] / 10 or dsnsize -- can be nil + minsize = optsize[3] and optsize[3] / 10 or dsnsize -- can be nil end - else - for i,v in ipairs(data.mappings) do - if sanitize(v.fullname) == sanitize(name) or sanitize(v.names.fullname) == sanitize(name) then - logs.report("load font", "font fullname='%s' found: %s", name, v.filename) - return v.filename, false + if name == family and subfamily then + if subfamily == style then + if optsize then + if dsnsize == rqssize or (rqssize > minsize and rqssize <= maxsize) then + found = filename + break + end + else + found = filename + break + end + else + if synonyms[style] then + for _,v in ipairs(synonyms[style]) do + if subfamily == v then + if optsize then + if dsnsize == rqssize or (rqssize > minsize and rqssize <= maxsize) then + found = filename + break + end + else + found = filename + break + end + end + end + end + end + else + if name == family or name == fullname or name == psname then + if optsize then + if dsnsize == rqssize or (rqssize > minsize and rqssize <= maxsize) then + found = filename + break + end + else + found = filename + break + end end end end - return name, false -- fallback to filename + if found then + logs.report("load font", "font family='%s', subfamily='%s' found: %s", name, style, found) + return found, false + else + return name, false -- fallback to filename + end end else logs.report("load font", "no font names database loaded") -- cgit v1.2.3