From 1005e9ef11f07210130b96c03811b0762b13e33c Mon Sep 17 00:00:00 2001 From: Khaled Hosny Date: Wed, 30 Dec 2009 11:17:04 +0200 Subject: Updating to latest ConTeXt beta (2009.12.29) --- otfl-font-otn.lua | 281 ++++++++++++++++++++++++++++-------------------------- 1 file changed, 146 insertions(+), 135 deletions(-) (limited to 'otfl-font-otn.lua') diff --git a/otfl-font-otn.lua b/otfl-font-otn.lua index e58d773..efafa30 100644 --- a/otfl-font-otn.lua +++ b/otfl-font-otn.lua @@ -2275,142 +2275,153 @@ local function prepare_lookups(tfmdata) -- we can change the otf table after loading but then we need to adapt base mode -- as well (no big deal) -- - for unicode, glyph in next, descriptions do - local lookups = glyph.lookups - if lookups then - for lookup, whatever in next, lookups do - for i=1,#whatever do -- normaly one - local p = whatever[i] - local what = p[1] - if what == 'substitution' then - local old, new = unicode, unicodes[p[2]] - if type(new) == "table" then - new = new[1] - end - local s = single[lookup] - if not s then s = { } single[lookup] = s end - s[old] = new ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: substitution %s => %s",lookup,old,new) ---~ end - break - elseif what == 'multiple' then - local old, new = unicode, { } - local m = multiple[lookup] - if not m then m = { } multiple[lookup] = m end - m[old] = new - for pc in gmatch(p[2],"[^ ]+") do - local upc = unicodes[pc] - if type(upc) == "number" then - new[#new+1] = upc - else - new[#new+1] = upc[1] - end - end ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: multiple %s => %s",lookup,old,concat(new," ")) ---~ end + local action = { + substitution = function(p,lookup,k,glyph,unicode) + local old, new = unicode, unicodes[p[2]] + if type(new) == "table" then + new = new[1] + end + local s = single[lookup] + if not s then s = { } single[lookup] = s end + s[old] = new + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: substitution %s => %s",lookup,old,new) + --~ end + end, + multiple = function (p,lookup,k,glyph,unicode) + local old, new = unicode, { } + local m = multiple[lookup] + if not m then m = { } multiple[lookup] = m end + m[old] = new + for pc in gmatch(p[2],"[^ ]+") do + local upc = unicodes[pc] + if type(upc) == "number" then + new[#new+1] = upc + else + new[#new+1] = upc[1] + end + end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: multiple %s => %s",lookup,old,concat(new," ")) + --~ end + end, + alternate = function(p,lookup,k,glyph,unicode) + local old, new = unicode, { } + local a = alternate[lookup] + if not a then a = { } alternate[lookup] = a end + a[old] = new + for pc in gmatch(p[2],"[^ ]+") do + local upc = unicodes[pc] + if type(upc) == "number" then + new[#new+1] = upc + else + new[#new+1] = upc[1] + end + end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: alternate %s => %s",lookup,old,concat(new,"|")) + --~ end + end, + ligature = function (p,lookup,k,glyph,unicode) + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: ligature %s => %s",lookup,p[2],glyph.name) + --~ end + local first = true + local t = ligature[lookup] + if not t then t = { } ligature[lookup] = t end + for s in gmatch(p[2],"[^ ]+") do + if first then + local u = unicodes[s] + if not u then + logs.report("define otf","lookup %s: ligature %s => %s ignored due to invalid unicode",lookup,p[2],glyph.name) break - elseif what == 'alternate' then - local old, new = unicode, { } - local a = alternate[lookup] - if not a then a = { } alternate[lookup] = a end - a[old] = new - for pc in gmatch(p[2],"[^ ]+") do - local upc = unicodes[pc] - if type(upc) == "number" then - new[#new+1] = upc - else - new[#new+1] = upc[1] - end + elseif type(u) == "number" then + if not t[u] then + t[u] = { { } } end ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: alternate %s => %s",lookup,old,concat(new,"|")) ---~ end - break - elseif what == "ligature" then ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: ligature %s => %s",lookup,p[2],glyph.name) ---~ end - local first = true - local t = ligature[lookup] - if not t then t = { } ligature[lookup] = t end - for s in gmatch(p[2],"[^ ]+") do - if first then - local u = unicodes[s] - if not u then - logs.report("define otf","lookup %s: ligature %s => %s ignored due to invalid unicode",lookup,p[2],glyph.name) - break - elseif type(u) == "number" then - if not t[u] then - t[u] = { { } } - end - t = t[u] - else - local tt = t - local tu - for i=1,#u do - local u = u[i] - if i==1 then - if not t[u] then - t[u] = { { } } - end - tu = t[u] - t = tu - else - if not t[u] then - tt[u] = tu - end - end - end + t = t[u] + else + local tt = t + local tu + for i=1,#u do + local u = u[i] + if i==1 then + if not t[u] then + t[u] = { { } } end - first = false + tu = t[u] + t = tu else - s = unicodes[s] - local t1 = t[1] - if not t1[s] then - t1[s] = { { } } + if not t[u] then + tt[u] = tu end - t = t1[s] end end - t[2] = unicode - elseif what == 'position' then - -- not used - local s = position[lookup] - if not s then s = { } position[lookup] = s end - s[unicode] = p[2] -- direct pointer to kern spec - elseif what == 'pair' then - local s = pair[lookup] - if not s then s = { } pair[lookup] = s end - local others = s[unicode] - if not others then others = { } s[unicode] = others end - -- todo: fast check for space - local two = p[2] - local upc = unicodes[two] - if not upc then - for pc in gmatch(two,"[^ ]+") do - local upc = unicodes[pc] - if type(upc) == "number" then - others[upc] = p -- direct pointer to main table - else - for i=1,#upc do - others[upc[i]] = p -- direct pointer to main table - end - end - end - elseif type(upc) == "number" then - others[upc] = p -- direct pointer to main table - else - for i=1,#upc do - others[upc[i]] = p -- direct pointer to main table - end + end + first = false + else + s = unicodes[s] + local t1 = t[1] + if not t1[s] then + t1[s] = { { } } + end + t = t1[s] + end + end + t[2] = unicode + end, + position = function(p,lookup,k,glyph,unicode) + -- not used + local s = position[lookup] + if not s then s = { } position[lookup] = s end + s[unicode] = p[2] -- direct pointer to kern spec + end, + pair = function(p,lookup,k,glyph,unicode) + local s = pair[lookup] + if not s then s = { } pair[lookup] = s end + local others = s[unicode] + if not others then others = { } s[unicode] = others end + -- todo: fast check for space + local two = p[2] + local upc = unicodes[two] + if not upc then + for pc in gmatch(two,"[^ ]+") do + local upc = unicodes[pc] + if type(upc) == "number" then + others[upc] = p -- direct pointer to main table + else + for i=1,#upc do + others[upc[i]] = p -- direct pointer to main table end ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: pair for U+%04X",lookup,unicode) ---~ end end end + elseif type(upc) == "number" then + others[upc] = p -- direct pointer to main table + else + for i=1,#upc do + others[upc[i]] = p -- direct pointer to main table + end + end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: pair for U+%04X",lookup,unicode) + --~ end + end, + } + -- + for unicode, glyph in next, descriptions do + local lookups = glyph.slookups + if lookups then + for lookup, p in next, lookups do + action[p[1]](p,lookup,k,glyph,unicode) + end + end + local lookups = glyph.mlookups + if lookups then + for lookup, whatever in next, lookups do + for i=1,#whatever do -- normaly one + local p = whatever[i] + action[p[1]](p,lookup,k,glyph,unicode) + end end end local list = glyph.mykerns @@ -2419,9 +2430,9 @@ local function prepare_lookups(tfmdata) local k = kerns[lookup] if not k then k = { } kerns[lookup] = k end k[unicode] = krn -- ref to glyph, saves lookup ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: kern for U+%04X",lookup,unicode) ---~ end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: kern for U+%04X",lookup,unicode) + --~ end end end local oanchor = glyph.anchors @@ -2435,9 +2446,9 @@ local function prepare_lookups(tfmdata) local f = mark[lookup] if not f then f = { } mark[lookup] = f end f[unicode] = anchors -- ref to glyph, saves lookup ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: mark anchor %s for U+%04X",lookup,name,unicode) ---~ end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: mark anchor %s for U+%04X",lookup,name,unicode) + --~ end end end end @@ -2449,9 +2460,9 @@ local function prepare_lookups(tfmdata) local f = cursive[lookup] if not f then f = { } cursive[lookup] = f end f[unicode] = anchors -- ref to glyph, saves lookup ---~ if trace_lookups then ---~ logs.report("define otf","lookup %s: exit anchor %s for U+%04X",lookup,name,unicode) ---~ end + --~ if trace_lookups then + --~ logs.report("define otf","lookup %s: exit anchor %s for U+%04X",lookup,name,unicode) + --~ end end end end -- cgit v1.2.3