diff options
Diffstat (limited to 'otfl-font-ott.lua')
| -rw-r--r-- | otfl-font-ott.lua | 155 |
1 files changed, 78 insertions, 77 deletions
diff --git a/otfl-font-ott.lua b/otfl-font-ott.lua index c56e984..a5a0df3 100644 --- a/otfl-font-ott.lua +++ b/otfl-font-ott.lua @@ -7,17 +7,23 @@ if not modules then modules = { } end modules ['font-otf'] = { } local type, next, tonumber, tostring = type, next, tonumber, tostring -local gsub, lower = string.gsub, string.lower +local gsub, lower, format = string.gsub, string.lower, string.format +local is_boolean = string.is_boolean -fonts = fonts or { } -fonts.otf = fonts.otf or { } +local allocate = utilities.storage.allocate -local otf = fonts.otf +fonts = fonts or { } -- needed for font server +local fonts = fonts +fonts.otf = fonts.otf or { } +local otf = fonts.otf -otf.tables = otf.tables or { } -otf.meanings = otf.meanings or { } +otf.tables = otf.tables or { } +local tables = otf.tables -otf.tables.scripts = { +otf.meanings = otf.meanings or { } +local meanings = otf.meanings + +local scripts = allocate { ['dflt'] = 'Default', ['arab'] = 'Arabic', @@ -90,7 +96,7 @@ otf.tables.scripts = { ['yi' ] = 'Yi', } -otf.tables.languages = { +local languages = allocate { ['dflt'] = 'Default', ['aba'] = 'Abaza', @@ -484,7 +490,7 @@ otf.tables.languages = { ['zul'] = 'Zulu' } -otf.tables.features = { +local features = allocate { ['aalt'] = 'Access All Alternates', ['abvf'] = 'Above-Base Forms', ['abvm'] = 'Above-Base Mark Positioning', @@ -622,7 +628,7 @@ otf.tables.features = { ['tlig'] = 'Traditional TeX Ligatures', } -otf.tables.baselines = { +local baselines = allocate { ['hang'] = 'Hanging baseline', ['icfb'] = 'Ideographic character face bottom edge baseline', ['icft'] = 'Ideographic character face tope edige baseline', @@ -632,10 +638,33 @@ otf.tables.baselines = { ['romn'] = 'Roman baseline' } +local verbosescripts = allocate(table.swaphash(scripts )) +local verboselanguages = allocate(table.swaphash(languages)) +local verbosefeatures = allocate(table.swaphash(features )) + +tables.scripts = scripts +tables.languages = languages +tables.features = features +tables.baselines = baselines + +tables.verbosescripts = verbosescripts +tables.verboselanguages = verboselanguages +tables.verbosefeatures = verbosefeatures + +for k, v in next, verbosefeatures do + local stripped = gsub(k,"%-"," ") + verbosefeatures[stripped] = v + local stripped = gsub(k,"[^a-zA-Z0-9]","") + verbosefeatures[stripped] = v +end +for k, v in next, verbosefeatures do + verbosefeatures[lower(k)] = v +end + -- can be sped up by local tables -function otf.tables.to_tag(id) - return stringformat("%4s",lower(id)) +function tables.totag(id) -- not used + return format("%4s",lower(id)) end local function resolve(tab,id) @@ -647,87 +676,59 @@ local function resolve(tab,id) end end -function otf.meanings.script(id) - return resolve(otf.tables.scripts,id) -end -function otf.meanings.language(id) - return resolve(otf.tables.languages,id) -end -function otf.meanings.feature(id) - return resolve(otf.tables.features,id) -end -function otf.meanings.baseline(id) - return resolve(otf.tables.baselines,id) -end - -otf.tables.to_scripts = table.reverse_hash(otf.tables.scripts ) -otf.tables.to_languages = table.reverse_hash(otf.tables.languages) -otf.tables.to_features = table.reverse_hash(otf.tables.features ) - -local scripts = otf.tables.scripts -local languages = otf.tables.languages -local features = otf.tables.features +function meanings.script (id) return resolve(scripts, id) end +function meanings.language(id) return resolve(languages,id) end +function meanings.feature (id) return resolve(features, id) end +function meanings.baseline(id) return resolve(baselines,id) end -local to_scripts = otf.tables.to_scripts -local to_languages = otf.tables.to_languages -local to_features = otf.tables.to_features - -for k, v in next, to_features do - local stripped = gsub(k,"%-"," ") - to_features[stripped] = v - local stripped = gsub(k,"[^a-zA-Z0-9]","") - to_features[stripped] = v -end -for k, v in next, to_features do - to_features[lower(k)] = v -end - -otf.meanings.checkers = { +local checkers = { rand = function(v) return v and "random" end } -local checkers = otf.meanings.checkers +meanings.checkers = checkers -function otf.meanings.normalize(features) - local h = { } - for k,v in next, features do - k = lower(k) - if k == "language" or k == "lang" then - v = gsub(lower(v),"[^a-z0-9%-]","") - if not languages[v] then - h.language = to_languages[v] or "dflt" - else - h.language = v - end - elseif k == "script" then - v = gsub(lower(v),"[^a-z0-9%-]","") - if not scripts[v] then - h.script = to_scripts[v] or "dflt" - else - h.script = v - end - else - if type(v) == "string" then - local b = v:is_boolean() - if type(b) == "nil" then - v = tonumber(v) or lower(v) +function meanings.normalize(features) + if features then + local h = { } + for k,v in next, features do + k = lower(k) + if k == "language" or k == "lang" then + v = gsub(lower(v),"[^a-z0-9%-]","") + if not languages[v] then + h.language = verboselanguages[v] or "dflt" else - v = b + h.language = v + end + elseif k == "script" then + v = gsub(lower(v),"[^a-z0-9%-]","") + if not scripts[v] then + h.script = verbosescripts[v] or "dflt" + else + h.script = v + end + else + if type(v) == "string" then + local b = is_boolean(v) + if type(b) == "nil" then + v = tonumber(v) or lower(v) + else + v = b + end end + k = verbosefeatures[k] or k + local c = checkers[k] + h[k] = c and c(v) or v end - k = to_features[k] or k - local c = checkers[k] - h[k] = c and c(v) or v end + return h end - return h end -- When I feel the need ... ---~ otf.tables.aat = { +--~ tables.aat = { --~ [ 0] = { --~ name = "allTypographicFeaturesType", --~ [ 0] = "allTypeFeaturesOnSelector", |