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if not modules then modules = { } end modules ['font-log'] = {
version = 1.001,
comment = "companion to font-ini.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
local next, format, lower, concat = next, string.format, string.lower, table.concat
local trace_defining = false trackers.register("fonts.defining", function(v) trace_defining = v end)
local report_defining = logs.reporter("fonts","defining")
local basename = file.basename
local fonts = fonts
local loggers = { }
fonts.loggers = loggers
local usedfonts = utilities.storage.allocate()
----- loadedfonts = utilities.storage.allocate()
-- The following functions are used for reporting about the fonts used. The message
-- itself is not that useful in regular runs but since we now have several readers
-- it may be handy to know what reader is used for which font.
function loggers.onetimemessage(font,char,message,reporter)
local tfmdata = fonts.hashes.identifiers[font]
local shared = tfmdata.shared
local messages = shared.messages
if not messages then
messages = { }
shared.messages = messages
end
local category = messages[message]
if not category then
category = { }
messages[message] = category
end
if not category[char] then
if not reporter then
reporter = report_defining
end
reporter("char %U in font %a with id %s: %s",char,tfmdata.properties.fullname,font,message)
category[char] = true
end
end
function loggers.register(tfmdata,source,specification) -- save file name in spec here ! ! ! ! ! !
if tfmdata and specification and specification.specification then
local name = lower(specification.name)
if trace_defining and not usedfonts[name] then
report_defining("registering %a as %a, used %a",file.basename(specification.name),source,file.basename(specification.filename))
end
specification.source = source
-- loadedfonts[lower(specification.specification)] = specification
usedfonts[lower(specification.filename or specification.name)] = source
end
end
function loggers.format(name) -- should be avoided
return usedfonts[name] or "unknown"
end
-- maybe move this to font-ctx.lua
statistics.register("loaded fonts", function()
if next(usedfonts) then
local t, n = { }, 0
local treatmentdata = fonts.treatments.data
for name, used in table.sortedhash(usedfonts) do
n = n + 1
local base = basename(name)
if complete then
t[n] = format("%s -> %s",used,base)
else
t[n] = base
end
local treatment = treatmentdata[base]
if treatment and treatment.comment then
t[n] = format("%s (%s)",t[n],treatment.comment)
end
end
return n > 0 and format("%s files: %s",n,concat(t,", ")) or "none"
end
end)
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