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if not modules then modules = { } end modules ['s-math-coverage'] = {
version = 1.001,
comment = "companion to s-math-coverage.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
local utfchar, utfbyte = utf.char, utf.byte
local formatters, lower = string.formatters, string.lower
local concat = table.concat
moduledata.math = moduledata.math or { }
moduledata.math.coverage = moduledata.math.coverage or { }
local context = context
local ctx_NC = context.NC
local ctx_NR = context.NR
local ctx_HL = context.HL
local ctx_rawmathematics = context.formatted.rawmathematics
local ctx_mathematics = context.formatted.mathematics
local ctx_startimath = context.startimath
local ctx_stopimath = context.stopimath
local ctx_setmathattribute = context.setmathattribute
local ctx_underbar = context.underbar
local ctx_getglyph = context.getglyph
local styles = mathematics.styles
local alternatives = mathematics.alternatives
local charactersets = mathematics.charactersets
local getboth = mathematics.getboth
local remapalphabets = mathematics.remapalphabets
local chardata = characters.data
local superscripts = characters.superscripts
local subscripts = characters.subscripts
context.writestatus("math coverage","underline: not remapped")
function moduledata.math.coverage.showalphabets()
context.starttabulate { "|lT|l|Tl|" }
for i=1,#styles do
local style = styles[i]
for i=1,#alternatives do
local alternative = alternatives[i]
for i=1,#charactersets do
local alphabet = charactersets[i]
ctx_NC()
if i == 1 then
context("%s %s",style,alternative)
end
ctx_NC()
ctx_startimath()
ctx_setmathattribute(style,alternative)
for i=1,#alphabet do
local letter = alphabet[i]
local id = getboth(style,alternative)
local unicode = remapalphabets(letter,id)
if not unicode then
ctx_underbar(utfchar(letter))
elseif unicode == letter then
context(utfchar(unicode))
else
context(utfchar(unicode))
end
end
ctx_stopimath()
ctx_NC()
local first = alphabet[1]
local last = alphabet[#alphabet]
local id = getboth(style,alternative)
local f_unicode = remapalphabets(first,id) or utfbyte(first)
local l_unicode = remapalphabets(last,id) or utfbyte(last)
context("%05X - %05X",f_unicode,l_unicode)
ctx_NC()
ctx_NR()
end
end
end
context.stoptabulate()
end
function moduledata.math.coverage.showcharacters()
context.startmixedcolumns()
context.setupalign { "nothyphenated" }
context.starttabulate { "|T|i2|Tpl|" }
for u, d in table.sortedhash(chardata) do
local mathclass = d.mathclass
local mathspec = d.mathspec
if mathclass or mathspec then
ctx_NC()
context("%05X",u)
ctx_NC()
ctx_getglyph("MathRoman",u)
ctx_NC()
if mathspec then
local t = { }
for i=1,#mathspec do
t[mathspec[i].class] = true
end
t = table.sortedkeys(t)
context("% t",t)
else
context(mathclass)
end
ctx_NC()
ctx_NR()
end
end
context.stoptabulate()
context.stopmixedcolumns()
end
-- This is a somewhat tricky table as we need to bypass the math machinery.
function moduledata.math.coverage.showscripts()
context.starttabulate { "|cT|c|cT|c|c|c|l|" }
for k, v in table.sortedhash(table.merged(superscripts,subscripts)) do
local ck = utfchar(k)
local cv = utfchar(v)
local ss = superscripts[k] and "^" or "_"
ctx_NC() context("%05X",k)
ctx_NC() context(ck)
ctx_NC() context("%05X",v)
ctx_NC() context(cv)
ctx_NC() ctx_rawmathematics("x%s = x%s%s",ck,ss,cv)
ctx_NC() ctx_mathematics("x%s = x%s%s",ck,ss,cv)
ctx_NC() context(lower(chardata[k].description))
ctx_NC() ctx_NR()
end
context.stoptabulate()
end
-- Handy too.
function moduledata.math.coverage.showbold()
context.starttabulate { "|lT|cm|lT|cm|lT|" }
for k, v in table.sortedhash(mathematics.boldmap) do
ctx_NC() context("%U",k)
ctx_NC() context("%c",k)
ctx_NC() context("%U",v)
ctx_NC() context("%c",v)
ctx_NC() context(chardata[k].description)
ctx_NC() ctx_NR()
end
context.stoptabulate()
end
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