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if not modules then modules = { } end modules ['s-fonts-features'] = {
version = 1.001,
comment = "companion to s-fonts-features.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
moduledata.fonts = moduledata.fonts or { }
moduledata.fonts.features = moduledata.fonts.features or { }
-- for the moment only otf
local NC, NR, bold = context.NC, context.NR, context.bold
function moduledata.fonts.features.showused(specification)
specification = interfaces.checkedspecification(specification)
-- local list = utilities.parsers.settings_to_set(specification.list or "all")
context.starttabulate { "|T|T|T|T|T|" }
context.HL()
NC() bold("feature")
NC()
NC() bold("description")
NC() bold("value")
NC() bold("internal")
NC() NR()
context.HL()
local usedfeatures = fonts.handlers.otf.statistics.usedfeatures
local features = fonts.handlers.otf.tables.features
local descriptions = fonts.handlers.otf.features.descriptions
for feature, keys in table.sortedhash(usedfeatures) do
-- if list.all or (list.otf and rawget(features,feature)) or (list.extra and rawget(descriptions,feature)) then
local done = false
for k, v in table.sortedhash(keys) do
if done then
NC()
NC()
NC()
elseif rawget(descriptions,feature) then
NC() context(feature)
NC() context("+") -- extra
NC() context(descriptions[feature])
done = true
elseif rawget(features,feature) then
NC() context(feature)
NC() -- otf
NC() context(features[feature])
done = true
else
NC() context(feature)
NC() context("-") -- unknown
NC()
done = true
end
NC() context(k)
NC() context(tostring(v))
NC() NR()
end
-- end
end
context.HL()
context.stoptabulate()
end
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