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local identifiers = fonts.hashes.identifiers
return function(specification)
local f1, id1 = fonts.constructors.readanddefine('lmroman10-regular', specification.size)
local f2, id2 = fonts.constructors.readanddefine('lmsans10-regular', specification.size)
local f3, id3 = fonts.constructors.readanddefine('lmtypewriter10-regular',specification.size)
if f1 and f2 and f3 then
f1.properties.name = specification.name
f1.properties.virtualized = true
f1.fonts = {
{ id = id1 },
{ id = id2 },
{ id = id3 },
}
local color = { [0] =
{ "special", "pdf:0 g" },
{ "special", "pdf:1 0 0 rg" },
{ "special", "pdf:0 1 0 rg" },
{ "special", "pdf:0 0 1 rg" },
}
local chars = {
identifiers[id1].characters,
identifiers[id2].characters,
identifiers[id3].characters,
}
for u, v in next, f1.characters do
local n = math.floor(math.random(1,3)+0.5)
local c = chars[n][u] or v
v.commands = { color[n], { 'slot', n, u }, color[0] }
v.kerns = nil
v.width = c.width
v.height = c.height
v.depth = c.depth
v.italic = nil
end
end
return f1
end
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