diff options
Diffstat (limited to 'tex/context/base/font-col.lua')
| -rw-r--r-- | tex/context/base/font-col.lua | 96 |
1 files changed, 51 insertions, 45 deletions
diff --git a/tex/context/base/font-col.lua b/tex/context/base/font-col.lua index f8add1e4e..4b96cca31 100644 --- a/tex/context/base/font-col.lua +++ b/tex/context/base/font-col.lua @@ -8,32 +8,40 @@ if not modules then modules = { } end modules ['font-col'] = { -- possible optimization: delayed initialization of vectors -local gmatch, type = string.gmatch, type -local traverse_id = node.traverse_id -local lpegmatch = lpeg.match +local context, commands, trackers, logs = context, commands, trackers, logs +local node, nodes, fonts, characters = node, nodes, fonts, characters +local file, lpeg, table, string = file, lpeg, table, string + +local type, next, toboolean = type, next, toboolean +local gmatch = string.gmatch local fastcopy = table.fastcopy -local settings_to_hash = utilities.parsers.settings_to_hash +----- P, Cc, lpegmatch = lpeg.P, lpeg.Cc, lpeg.match + +local traverse_id = node.traverse_id +local settings_to_hash = utilities.parsers.settings_to_hash -local trace_collecting = false trackers.register("fonts.collecting", function(v) trace_collecting = v end) +local trace_collecting = false trackers.register("fonts.collecting", function(v) trace_collecting = v end) -local report_fonts = logs.reporter("fonts","collections") +local report_fonts = logs.reporter("fonts","collections") -local fonts, context = fonts, context +fonts.collections = fonts.collections or { } +local collections = fonts.collections -fonts.collections = fonts.collections or { } -local collections = fonts.collections +collections.definitions = collections.definitions or { } +local definitions = collections.definitions -collections.definitions = collections.definitions or { } -local definitions = collections.definitions +collections.vectors = collections.vectors or { } +local vectors = collections.vectors -collections.vectors = collections.vectors or { } -local vectors = collections.vectors +local fontdata = fonts.hashes.identifiers -local fontdata = fonts.hashes.identifiers +local glyph_code = nodes.nodecodes.glyph -local glyph = node.id('glyph') +local fontpatternhassize = fonts.helpers.fontpatternhassize -local list, current, active = { }, 0, false +local list = { } +local current = 0 +local enabled = false -- maybe also a copy @@ -145,17 +153,19 @@ function collections.clonevector(name) if trace_collecting then report_fonts("def: activating collection %s for font %s",name,current) end - active = true + if not enabled then + nodes.tasks.enableaction("processors","fonts.collections.process") + enabled = true + end statistics.stoptiming(fonts) end -- we already have this parser - -local P, Cc = lpeg.P, lpeg.Cc -local spec = (P("sa") + P("at") + P("scaled") + P("at") + P("mo")) * P(" ")^1 * (1-P(" "))^1 * P(" ")^0 * -1 -local okay = ((1-spec)^1 * spec * Cc(true)) + Cc(false) - --- todo: check for already done +-- +-- local spec = (P("sa") + P("at") + P("scaled") + P("at") + P("mo")) * P(" ")^1 * (1-P(" "))^1 * P(" ")^0 * -1 +-- local okay = ((1-spec)^1 * spec * Cc(true)) + Cc(false) +-- +-- if lpegmatch(okay,name) then function collections.prepare(name) current = font.current() @@ -175,7 +185,7 @@ function collections.prepare(name) local f = d[i] local name = f.font local scale = f.rscale or 1 - if lpegmatch(okay,name) then + if fontpatternhassize(name) then context.font_fallbacks_clone_unique(name,scale) else context.font_fallbacks_clone_inherited(name,scale) @@ -198,32 +208,28 @@ function collections.report(message) end function collections.process(head) -- this way we keep feature processing - if active then - local done = false - for n in traverse_id(glyph,head) do - local v = vectors[n.font] - if v then - local id = v[n.char] - if id then - if type(id) == "table" then - local newid, newchar = id[1], id[2] - if trace_collecting then - report_fonts("lst: remapping character %s in font %s to character %s in font %s",n.char,n.font,newchar,newid) - end - n.font, n.char = newid, newchar - else - if trace_collecting then - report_fonts("lst: remapping font %s to %s for character %s",n.font,id,n.char) - end - n.font = id + local done = false + for n in traverse_id(glyph_code,head) do + local v = vectors[n.font] + if v then + local id = v[n.char] + if id then + if type(id) == "table" then + local newid, newchar = id[1], id[2] + if trace_collecting then + report_fonts("lst: remapping character %s in font %s to character %s in font %s",n.char,n.font,newchar,newid) end + n.font, n.char = newid, newchar + else + if trace_collecting then + report_fonts("lst: remapping font %s to %s for character %s",n.font,id,n.char) + end + n.font = id end end end - return head, done - else - return head, false end + return head, done end -- interface |