diff options
Diffstat (limited to 'Master/texmf-dist/tex/context/base/mkiv/math-map.lua')
| -rw-r--r-- | Master/texmf-dist/tex/context/base/mkiv/math-map.lua | 805 |
1 files changed, 805 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/context/base/mkiv/math-map.lua b/Master/texmf-dist/tex/context/base/mkiv/math-map.lua new file mode 100644 index 00000000000..94dde41103c --- /dev/null +++ b/Master/texmf-dist/tex/context/base/mkiv/math-map.lua @@ -0,0 +1,805 @@ +if not modules then modules = { } end modules ['math-map'] = { + version = 1.001, + comment = "companion to math-ini.mkiv", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +-- todo: make sparse .. if self + +--[[ldx-- +<p>Remapping mathematics alphabets.</p> +--ldx]]-- + +-- oldstyle: not really mathematics but happened to be part of +-- the mathematics fonts in cmr +-- +-- persian: we will also provide mappers for other +-- scripts + +-- todo: alphabets namespace +-- maybe: script/scriptscript dynamic, + +-- superscripped primes get unscripted ! + +-- to be looked into once the fonts are ready (will become font +-- goodie): +-- +-- (U+2202,U+1D715) : upright +-- (U+2202,U+1D715) : italic +-- (U+2202,U+1D715) : upright +-- +-- plus add them to the regular vectors below so that they honor \it etc + +local type, next = type, next +local floor, div = math.floor, math.div +local merged = table.merged +local extract = bit32.extract + +local allocate = utilities.storage.allocate + +local otffeatures = fonts.constructors.newfeatures("otf") +local registerotffeature = otffeatures.register + +local setmetatableindex = table.setmetatableindex + +local texgetattribute = tex.getattribute +local texsetattribute = tex.setattribute + +local trace_greek = false trackers.register("math.greek", function(v) trace_greek = v end) +local report_remapping = logs.reporter("mathematics","remapping") + +mathematics = mathematics or { } +local mathematics = mathematics + +local implement = interfaces.implement + +-- Unfortunately some alphabets have gaps (thereby troubling all applications that +-- need to deal with math). Somewhat strange considering all those weird symbols that +-- were added afterwards. The following trickery (and data) is only to be used for +-- diagnostics and quick and dirty alphabet tracing (s-mat-10.mkiv) as we deal with +-- it otherwise. + +-- todo: allocate + +mathematics.styles = allocate { "regular", "sansserif", "monospaced", "fraktur", "script", "blackboard" } +mathematics.alternatives = allocate { "normal", "bold", "italic", "bolditalic" } +mathematics.sets = allocate { "ucletters", "lcletters", "digits", "ucgreek", "lcgreek", "symbols" } + +mathematics.charactersets = allocate { + ucletters = { + 0x00041, 0x00042, 0x00043, 0x00044, 0x00045, + 0x00046, 0x00047, 0x00048, 0x00049, 0x0004A, + 0x0004B, 0x0004C, 0x0004D, 0x0004E, 0x0004F, + 0x00050, 0x00051, 0x00052, 0x00053, 0x00054, + 0x00055, 0x00056, 0x00057, 0x00058, 0x00059, + 0x0005A, + }, + lcletters = { + 0x00061, 0x00062, 0x00063, 0x00064, 0x00065, + 0x00066, 0x00067, 0x00068, 0x00069, 0x0006A, + 0x0006B, 0x0006C, 0x0006D, 0x0006E, 0x0006F, + 0x00070, 0x00071, 0x00072, 0x00073, 0x00074, + 0x00075, 0x00076, 0x00077, 0x00078, 0x00079, + 0x0007A, + }, + digits = { + 0x00030, 0x00031, 0x00032, 0x00033, 0x00034, + 0x00035, 0x00036, 0x00037, 0x00038, 0x00039, + }, + ucgreek = { + 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, + 0x0396, 0x0397, 0x0398, 0x0399, 0x039A, + 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, + 0x03A0, 0x03A1, 0x03A3, 0x03A4, 0x03A5, + 0x03A6, 0x03A7, 0x03A8, 0x03A9 + }, + lcgreek = { + 0x03B1, 0x03B2, 0x03B3, 0x03B4, 0x03B5, + 0x03B6, 0x03B7, 0x03B8, 0x03B9, 0x03BA, + 0x03BB, 0x03BC, 0x03BD, 0x03BE, 0x03BF, + 0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, + 0x03C5, 0x03C6, 0x03C7, 0x03C8, 0x03C9, + 0x03D1, 0x03D5, 0x03D6, 0x03F0, 0x03F1, + 0x03F4, 0x03F5 + }, +} + +mathematics.gaps = allocate { + [0x1D455] = 0x0210E, -- ℎ h + [0x1D49D] = 0x0212C, -- ℬ script B + [0x1D4A0] = 0x02130, -- ℰ script E + [0x1D4A1] = 0x02131, -- ℱ script F + [0x1D4A3] = 0x0210B, -- ℋ script H + [0x1D4A4] = 0x02110, -- ℐ script I + [0x1D4A7] = 0x02112, -- ℒ script L + [0x1D4A8] = 0x02133, -- ℳ script M + [0x1D4AD] = 0x0211B, -- ℛ script R + [0x1D4BA] = 0x0212F, -- ℯ script e + [0x1D4BC] = 0x0210A, -- ℊ script g + [0x1D4C4] = 0x02134, -- ℴ script o + [0x1D506] = 0x0212D, -- ℭ fraktur C + [0x1D50B] = 0x0210C, -- ℌ fraktur H + [0x1D50C] = 0x02111, -- ℑ fraktur I + [0x1D515] = 0x0211C, -- ℜ fraktur R + [0x1D51D] = 0x02128, -- ℨ fraktur Z + [0x1D53A] = 0x02102, -- ℂ bb C + [0x1D53F] = 0x0210D, -- ℍ bb H + [0x1D545] = 0x02115, -- ℕ bb N + [0x1D547] = 0x02119, -- ℙ bb P + [0x1D548] = 0x0211A, -- ℚ bb Q + [0x1D549] = 0x0211D, -- ℝ bb R + [0x1D551] = 0x02124, -- ℤ bb Z +} + +local function fillinmathgaps(tfmdata,key,value) + local mathgaps = mathematics.gaps + local characters = tfmdata.characters + local descriptions = tfmdata.descriptions + for gap, original in next, mathgaps do + if characters[original] and not characters[gap] then + characters [gap] = characters [original] + descriptions[gap] = descriptions[original] + end + end +end + +registerotffeature { + name = "mathgaps", + description = "plug gaps in math alphabets", + comment = "regular document sources should not depend on this", + manipulators = { + base = fillinmathgaps, + node = fillinmathgaps, + } +} + +-- we could use one level less and have tf etc be tables directly but the +-- following approach permits easier remapping of a-a, A-Z and 0-9 to +-- fallbacks; symbols is currently mostly greek + +local function todigit (n) local t = { } for i=0, 9 do t[0x00030+i] = n+i end return t end +local function toupper (n) local t = { } for i=0,25 do t[0x00041+i] = n+i end return t end +local function tolower (n) local t = { } for i=0,25 do t[0x00061+i] = n+i end return t end +local function tovector(t) return t end + +local regular_tf = { + digits = todigit(0x00030), + ucletters = toupper(0x00041), + lcletters = tolower(0x00061), + ucgreek = { + [0x0391]=0x0391, [0x0392]=0x0392, [0x0393]=0x0393, [0x0394]=0x0394, [0x0395]=0x0395, + [0x0396]=0x0396, [0x0397]=0x0397, [0x0398]=0x0398, [0x0399]=0x0399, [0x039A]=0x039A, + [0x039B]=0x039B, [0x039C]=0x039C, [0x039D]=0x039D, [0x039E]=0x039E, [0x039F]=0x039F, + [0x03A0]=0x03A0, [0x03A1]=0x03A1, [0x03A3]=0x03A3, [0x03A4]=0x03A4, [0x03A5]=0x03A5, + [0x03A6]=0x03A6, [0x03A7]=0x03A7, [0x03A8]=0x03A8, [0x03A9]=0x03A9, + }, + lcgreek = { + [0x03B1]=0x03B1, [0x03B2]=0x03B2, [0x03B3]=0x03B3, [0x03B4]=0x03B4, [0x03B5]=0x03B5, + [0x03B6]=0x03B6, [0x03B7]=0x03B7, [0x03B8]=0x03B8, [0x03B9]=0x03B9, [0x03BA]=0x03BA, + [0x03BB]=0x03BB, [0x03BC]=0x03BC, [0x03BD]=0x03BD, [0x03BE]=0x03BE, [0x03BF]=0x03BF, + [0x03C0]=0x03C0, [0x03C1]=0x03C1, [0x03C2]=0x03C2, [0x03C3]=0x03C3, [0x03C4]=0x03C4, + [0x03C5]=0x03C5, [0x03C6]=0x03C6, [0x03C7]=0x03C7, [0x03C8]=0x03C8, [0x03C9]=0x03C9, + [0x03D1]=0x03D1, [0x03D5]=0x03D5, [0x03D6]=0x03D6, [0x03F0]=0x03F0, [0x03F1]=0x03F1, + [0x03F4]=0x03F4, [0x03F5]=0x03F5, + }, + symbols = { + [0x2202]=0x2202, [0x2207]=0x2207, + [0x0027]=0x2032, -- prime + }, +} + +local regular_it = { + digits = tovector(regular_tf.digits), + ucletters = toupper(0x1D434), + lcletters = { -- H + [0x00061]=0x1D44E, [0x00062]=0x1D44F, [0x00063]=0x1D450, [0x00064]=0x1D451, [0x00065]=0x1D452, + [0x00066]=0x1D453, [0x00067]=0x1D454, [0x00068]=0x0210E, [0x00069]=0x1D456, [0x0006A]=0x1D457, + [0x0006B]=0x1D458, [0x0006C]=0x1D459, [0x0006D]=0x1D45A, [0x0006E]=0x1D45B, [0x0006F]=0x1D45C, + [0x00070]=0x1D45D, [0x00071]=0x1D45E, [0x00072]=0x1D45F, [0x00073]=0x1D460, [0x00074]=0x1D461, + [0x00075]=0x1D462, [0x00076]=0x1D463, [0x00077]=0x1D464, [0x00078]=0x1D465, [0x00079]=0x1D466, + [0x0007A]=0x1D467, + -- arabic + [0x00627] = 0x1EE00, [0x00628] = 0x1EE21, [0x0062A] = 0x1EE15, [0x0062B] = 0x1EE16, + [0x0062C] = 0x1EE22, [0x0062D] = 0x1EE07, [0x0062E] = 0x1EE17, [0x0062F] = 0x1EE03, + [0x00630] = 0x1EE18, [0x00631] = 0x1EE13, [0x00632] = 0x1EE06, [0x00633] = 0x1EE0E, + [0x00634] = 0x1EE14, [0x00635] = 0x1EE11, [0x00636] = 0x1EE19, [0x00637] = 0x1EE08, + [0x00638] = 0x1EE1A, [0x00639] = 0x1EE0F, [0x0063A] = 0x1EE1B, [0x00641] = 0x1EE10, + [0x00642] = 0x1EE12, [0x00643] = 0x1EE0A, [0x00644] = 0x1EE0B, [0x00645] = 0x1EE0C, + [0x00646] = 0x1EE0D, [0x00647] = 0x1EE24, [0x00648] = 0x1EE05, [0x0064A] = 0x1EE09, + [0x0066E] = 0x1EE1C, [0x0066F] = 0x1EE1F, [0x006A1] = 0x1EE1E, [0x006BA] = 0x1EE1D, + }, + ucgreek = { + [0x0391]=0x1D6E2, [0x0392]=0x1D6E3, [0x0393]=0x1D6E4, [0x0394]=0x1D6E5, [0x0395]=0x1D6E6, + [0x0396]=0x1D6E7, [0x0397]=0x1D6E8, [0x0398]=0x1D6E9, [0x0399]=0x1D6EA, [0x039A]=0x1D6EB, + [0x039B]=0x1D6EC, [0x039C]=0x1D6ED, [0x039D]=0x1D6EE, [0x039E]=0x1D6EF, [0x039F]=0x1D6F0, + [0x03A0]=0x1D6F1, [0x03A1]=0x1D6F2, [0x03A3]=0x1D6F4, [0x03A4]=0x1D6F5, [0x03A5]=0x1D6F6, + [0x03A6]=0x1D6F7, [0x03A7]=0x1D6F8, [0x03A8]=0x1D6F9, [0x03A9]=0x1D6FA, + }, + lcgreek = { + [0x03B1]=0x1D6FC, [0x03B2]=0x1D6FD, [0x03B3]=0x1D6FE, [0x03B4]=0x1D6FF, [0x03B5]=0x1D700, + [0x03B6]=0x1D701, [0x03B7]=0x1D702, [0x03B8]=0x1D703, [0x03B9]=0x1D704, [0x03BA]=0x1D705, + [0x03BB]=0x1D706, [0x03BC]=0x1D707, [0x03BD]=0x1D708, [0x03BE]=0x1D709, [0x03BF]=0x1D70A, + [0x03C0]=0x1D70B, [0x03C1]=0x1D70C, [0x03C2]=0x1D70D, [0x03C3]=0x1D70E, [0x03C4]=0x1D70F, + [0x03C5]=0x1D710, [0x03C6]=0x1D711, [0x03C7]=0x1D712, [0x03C8]=0x1D713, [0x03C9]=0x1D714, + [0x03D1]=0x1D717, [0x03D5]=0x1D719, [0x03D6]=0x1D71B, [0x03F0]=0x1D718, [0x03F1]=0x1D71A, + [0x03F4]=0x1D6F3, [0x03F5]=0x1D716, + }, + symbols = { + [0x2202]=0x1D715, [0x2207]=0x1D6FB, + [0x0027]=0x2032, -- prime + }, +} + +local regular_bf= { + digits = todigit(0x1D7CE), + ucletters = toupper(0x1D400), + lcletters = tolower(0x1D41A), + ucgreek = { + [0x0391]=0x1D6A8, [0x0392]=0x1D6A9, [0x0393]=0x1D6AA, [0x0394]=0x1D6AB, [0x0395]=0x1D6AC, + [0x0396]=0x1D6AD, [0x0397]=0x1D6AE, [0x0398]=0x1D6AF, [0x0399]=0x1D6B0, [0x039A]=0x1D6B1, + [0x039B]=0x1D6B2, [0x039C]=0x1D6B3, [0x039D]=0x1D6B4, [0x039E]=0x1D6B5, [0x039F]=0x1D6B6, + [0x03A0]=0x1D6B7, [0x03A1]=0x1D6B8, [0x03A3]=0x1D6BA, [0x03A4]=0x1D6BB, [0x03A5]=0x1D6BC, + [0x03A6]=0x1D6BD, [0x03A7]=0x1D6BE, [0x03A8]=0x1D6BF, [0x03A9]=0x1D6C0, + }, + lcgreek = { + [0x03B1]=0x1D6C2, [0x03B2]=0x1D6C3, [0x03B3]=0x1D6C4, [0x03B4]=0x1D6C5, [0x03B5]=0x1D6C6, + [0x03B6]=0x1D6C7, [0x03B7]=0x1D6C8, [0x03B8]=0x1D6C9, [0x03B9]=0x1D6CA, [0x03BA]=0x1D6CB, + [0x03BB]=0x1D6CC, [0x03BC]=0x1D6CD, [0x03BD]=0x1D6CE, [0x03BE]=0x1D6CF, [0x03BF]=0x1D6D0, + [0x03C0]=0x1D6D1, [0x03C1]=0x1D6D2, [0x03C2]=0x1D6D3, [0x03C3]=0x1D6D4, [0x03C4]=0x1D6D5, + [0x03C5]=0x1D6D6, [0x03C6]=0x1D6D7, [0x03C7]=0x1D6D8, [0x03C8]=0x1D6D9, [0x03C9]=0x1D6DA, + [0x03D1]=0x1D6DD, [0x03D5]=0x1D6DF, [0x03D6]=0x1D6E1, [0x03F0]=0x1D6DE, [0x03F1]=0x1D6E0, + [0x03F4]=0x1D6B9, [0x03F5]=0x1D6DC, + }, + symbols = { + [0x2202]=0x1D6DB, [0x2207]=0x1D6C1, + [0x0027]=0x2032, -- prime + }, +} + +local regular_bi = { + digits = tovector(regular_bf.digits), + ucletters = toupper(0x1D468), + lcletters = tolower(0x1D482), + ucgreek = { + [0x0391]=0x1D71C, [0x0392]=0x1D71D, [0x0393]=0x1D71E, [0x0394]=0x1D71F, [0x0395]=0x1D720, + [0x0396]=0x1D721, [0x0397]=0x1D722, [0x0398]=0x1D723, [0x0399]=0x1D724, [0x039A]=0x1D725, + [0x039B]=0x1D726, [0x039C]=0x1D727, [0x039D]=0x1D728, [0x039E]=0x1D729, [0x039F]=0x1D72A, + [0x03A0]=0x1D72B, [0x03A1]=0x1D72C, [0x03A3]=0x1D72E, [0x03A4]=0x1D72F, [0x03A5]=0x1D730, + [0x03A6]=0x1D731, [0x03A7]=0x1D732, [0x03A8]=0x1D733, [0x03A9]=0x1D734, + }, + lcgreek = { + [0x03B1]=0x1D736, [0x03B2]=0x1D737, [0x03B3]=0x1D738, [0x03B4]=0x1D739, [0x03B5]=0x1D73A, + [0x03B6]=0x1D73B, [0x03B7]=0x1D73C, [0x03B8]=0x1D73D, [0x03B9]=0x1D73E, [0x03BA]=0x1D73F, + [0x03BB]=0x1D740, [0x03BC]=0x1D741, [0x03BD]=0x1D742, [0x03BE]=0x1D743, [0x03BF]=0x1D744, + [0x03C0]=0x1D745, [0x03C1]=0x1D746, [0x03C2]=0x1D747, [0x03C3]=0x1D748, [0x03C4]=0x1D749, + [0x03C5]=0x1D74A, [0x03C6]=0x1D74B, [0x03C7]=0x1D74C, [0x03C8]=0x1D74D, [0x03C9]=0x1D74E, + [0x03D1]=0x1D751, [0x03D5]=0x1D753, [0x03D6]=0x1D755, [0x03F0]=0x1D752, [0x03F1]=0x1D754, + [0x03F4]=0x1D72D, [0x03F5]=0x1D750, + }, + symbols = { + [0x2202]=0x1D74F, [0x2207]=0x1D735, + [0x0027]=0x2032, -- prime + }, +} + +local regular = { + tf = regular_tf, + it = regular_it, + bf = regular_bf, + bi = regular_bi, +} + +local sansserif_tf = { + digits = todigit(0x1D7E2), + ucletters = toupper(0x1D5A0), + lcletters = tolower(0x1D5BA), + lcgreek = tovector(regular_tf.lcgreek), + ucgreek = tovector(regular_tf.ucgreek), + symbols = tovector(regular_tf.symbols), +} + +local sansserif_it = { + digits = tovector(regular_tf.digits), + ucletters = toupper(0x1D608), + lcletters = tolower(0x1D622), + lcgreek = tovector(regular_tf.lcgreek), + ucgreek = tovector(regular_tf.ucgreek), + symbols = tovector(regular_tf.symbols), +} + +local sansserif_bf = { + digits = todigit(0x1D7EC), + ucletters = toupper(0x1D5D4), + lcletters = tolower(0x1D5EE), + ucgreek = { + [0x0391]=0x1D756, [0x0392]=0x1D757, [0x0393]=0x1D758, [0x0394]=0x1D759, [0x0395]=0x1D75A, + [0x0396]=0x1D75B, [0x0397]=0x1D75C, [0x0398]=0x1D75D, [0x0399]=0x1D75E, [0x039A]=0x1D75F, + [0x039B]=0x1D760, [0x039C]=0x1D761, [0x039D]=0x1D762, [0x039E]=0x1D763, [0x039F]=0x1D764, + [0x03A0]=0x1D765, [0x03A1]=0x1D766, [0x03A3]=0x1D768, [0x03A4]=0x1D769, [0x03A5]=0x1D76A, + [0x03A6]=0x1D76B, [0x03A7]=0x1D76C, [0x03A8]=0x1D76D, [0x03A9]=0x1D76E, + }, + lcgreek = { + [0x03B1]=0x1D770, [0x03B2]=0x1D771, [0x03B3]=0x1D772, [0x03B4]=0x1D773, [0x03B5]=0x1D774, + [0x03B6]=0x1D775, [0x03B7]=0x1D776, [0x03B8]=0x1D777, [0x03B9]=0x1D778, [0x03BA]=0x1D779, + [0x03BB]=0x1D77A, [0x03BC]=0x1D77B, [0x03BD]=0x1D77C, [0x03BE]=0x1D77D, [0x03BF]=0x1D77E, + [0x03C0]=0x1D77F, [0x03C1]=0x1D780, [0x03C2]=0x1D781, [0x03C3]=0x1D782, [0x03C4]=0x1D783, + [0x03C5]=0x1D784, [0x03C6]=0x1D785, [0x03C7]=0x1D786, [0x03C8]=0x1D787, [0x03C9]=0x1D788, + [0x03D1]=0x1D78B, [0x03D5]=0x1D78D, [0x03D6]=0x1D78F, [0x03F0]=0x1D78C, [0x03F1]=0x1D78E, + [0x03F4]=0x1D767, [0x03F5]=0x1D78A, + }, + symbols = { + [0x2202]=0x1D789, [0x2207]=0x1D76F, + [0x0027]=0x2032, -- prime + }, +} + +local sansserif_bi = { + digits = tovector(sansserif_bf.digits), + ucletters = toupper(0x1D63C), + lcletters = tolower(0x1D656), + ucgreek = { + [0x0391]=0x1D790, [0x0392]=0x1D791, [0x0393]=0x1D792, [0x0394]=0x1D793, [0x0395]=0x1D794, + [0x0396]=0x1D795, [0x0397]=0x1D796, [0x0398]=0x1D797, [0x0399]=0x1D798, [0x039A]=0x1D799, + [0x039B]=0x1D79A, [0x039C]=0x1D79B, [0x039D]=0x1D79C, [0x039E]=0x1D79D, [0x039F]=0x1D79E, + [0x03A0]=0x1D79F, [0x03A1]=0x1D7A0, [0x03A3]=0x1D7A2, [0x03A4]=0x1D7A3, [0x03A5]=0x1D7A4, + [0x03A6]=0x1D7A5, [0x03A7]=0x1D7A6, [0x03A8]=0x1D7A7, [0x03A9]=0x1D7A8, + }, + lcgreek = { + [0x03B1]=0x1D7AA, [0x03B2]=0x1D7AB, [0x03B3]=0x1D7AC, [0x03B4]=0x1D7AD, [0x03B5]=0x1D7AE, + [0x03B6]=0x1D7AF, [0x03B7]=0x1D7B0, [0x03B8]=0x1D7B1, [0x03B9]=0x1D7B2, [0x03BA]=0x1D7B3, + [0x03BB]=0x1D7B4, [0x03BC]=0x1D7B5, [0x03BD]=0x1D7B6, [0x03BE]=0x1D7B7, [0x03BF]=0x1D7B8, + [0x03C0]=0x1D7B9, [0x03C1]=0x1D7BA, [0x03C2]=0x1D7BB, [0x03C3]=0x1D7BC, [0x03C4]=0x1D7BD, + [0x03C5]=0x1D7BE, [0x03C6]=0x1D7BF, [0x03C7]=0x1D7C0, [0x03C8]=0x1D7C1, [0x03C9]=0x1D7C2, + [0x03D1]=0x1D7C5, [0x03D5]=0x1D7C7, [0x03D6]=0x1D7C9, [0x03F0]=0x1D7C6, [0x03F1]=0x1D7C8, + [0x03F4]=0x1D7A1, [0x03F5]=0x1D7C4, + }, + symbols = { + [0x2202]=0x1D7C3, [0x2207]=0x1D7A9, + [0x0027]=0x2032, -- prime + }, +} + +local sansserif = { + tf = sansserif_tf, + it = sansserif_it, + bf = sansserif_bf, + bi = sansserif_bi, +} + +local monospaced_tf = { + digits = todigit(0x1D7F6), + ucletters = toupper(0x1D670), + lcletters = tolower(0x1D68A), + lcgreek = tovector(sansserif_tf.lcgreek), + ucgreek = tovector(sansserif_tf.ucgreek), + symbols = tovector(sansserif_tf.symbols), +} + +local monospaced_it = tovector(sansserif_it) +local monospaced_bf = tovector(sansserif_bf) +local monospaced_bi = tovector(sansserif_bi) + +local monospaced = { + tf = monospaced_tf, + it = monospaced_tf, + bf = monospaced_tf, + bi = monospaced_bf, +} + +local blackboard_tf = { + digits = todigit(0x1D7D8), + ucletters = { -- C H N P Q R Z + [0x00041]=0x1D538, [0x00042]=0x1D539, [0x00043]=0x02102, [0x00044]=0x1D53B, [0x00045]=0x1D53C, + [0x00046]=0x1D53D, [0x00047]=0x1D53E, [0x00048]=0x0210D, [0x00049]=0x1D540, [0x0004A]=0x1D541, + [0x0004B]=0x1D542, [0x0004C]=0x1D543, [0x0004D]=0x1D544, [0x0004E]=0x02115, [0x0004F]=0x1D546, + [0x00050]=0x02119, [0x00051]=0x0211A, [0x00052]=0x0211D, [0x00053]=0x1D54A, [0x00054]=0x1D54B, + [0x00055]=0x1D54C, [0x00056]=0x1D54D, [0x00057]=0x1D54E, [0x00058]=0x1D54F, [0x00059]=0x1D550, + [0x0005A]=0x02124, + }, + lcletters = { + -- tolower(0x1D552) : + [0x00061] = 0x1D552, [0x00062] = 0x1D553, [0x00063] = 0x1D554, [0x00064] = 0x1D555, + [0x00065] = 0x1D556, [0x00066] = 0x1D557, [0x00067] = 0x1D558, [0x00068] = 0x1D559, + [0x00069] = 0x1D55A, [0x0006A] = 0x1D55B, [0x0006B] = 0x1D55C, [0x0006C] = 0x1D55D, + [0x0006D] = 0x1D55E, [0x0006E] = 0x1D55F, [0x0006F] = 0x1D560, [0x00070] = 0x1D561, + [0x00071] = 0x1D562, [0x00072] = 0x1D563, [0x00073] = 0x1D564, [0x00074] = 0x1D565, + [0x00075] = 0x1D566, [0x00076] = 0x1D567, [0x00077] = 0x1D568, [0x00078] = 0x1D569, + [0x00079] = 0x1D56A, [0x0007A] = 0x1D56B, + -- arabic + [0x00628] = 0x1EEA1, [0x0062A] = 0x1EEB5, [0x0062B] = 0x1EEB6, [0x0062C] = 0x1EEA2, + [0x0062D] = 0x1EEA7, [0x0062E] = 0x1EEB7, [0x0062F] = 0x1EEA3, [0x00630] = 0x1EEB8, + [0x00631] = 0x1EEB3, [0x00632] = 0x1EEA6, [0x00633] = 0x1EEAE, [0x00634] = 0x1EEB4, + [0x00635] = 0x1EEB1, [0x00636] = 0x1EEB9, [0x00637] = 0x1EEA8, [0x00638] = 0x1EEBA, + [0x00639] = 0x1EEAF, [0x0063A] = 0x1EEBB, [0x00641] = 0x1EEB0, [0x00642] = 0x1EEB2, + [0x00644] = 0x1EEAB, [0x00645] = 0x1EEAC, [0x00646] = 0x1EEAD, [0x00648] = 0x1EEA5, + [0x0064A] = 0x1EEA9, + }, + lcgreek = { -- gamma pi + [0x03B3]=0x0213C, [0x03C0]=0x0213D, + }, + ucgreek = { -- Gamma pi + [0x0393]=0x0213E, [0x03A0]=0x0213F, + }, + symbols = { -- sum + [0x2211]=0x02140, + [0x0027]=0x2032, -- prime + }, +} + +blackboard_tf.lcgreek = merged(regular_tf.lcgreek, blackboard_tf.lcgreek) +blackboard_tf.ucgreek = merged(regular_tf.ucgreek, blackboard_tf.ucgreek) +blackboard_tf.symbols = merged(regular_tf.symbols, blackboard_tf.symbols) + +local blackboard = { + tf = blackboard_tf, + it = blackboard_tf, + bf = blackboard_tf, + bi = blackboard_tf, +} + +local fraktur_tf= { + digits = tovector(regular_tf.digits), + ucletters = { -- C H I R Z + [0x00041]=0x1D504, [0x00042]=0x1D505, [0x00043]=0x0212D, [0x00044]=0x1D507, [0x00045]=0x1D508, + [0x00046]=0x1D509, [0x00047]=0x1D50A, [0x00048]=0x0210C, [0x00049]=0x02111, [0x0004A]=0x1D50D, + [0x0004B]=0x1D50E, [0x0004C]=0x1D50F, [0x0004D]=0x1D510, [0x0004E]=0x1D511, [0x0004F]=0x1D512, + [0x00050]=0x1D513, [0x00051]=0x1D514, [0x00052]=0x0211C, [0x00053]=0x1D516, [0x00054]=0x1D517, + [0x00055]=0x1D518, [0x00056]=0x1D519, [0x00057]=0x1D51A, [0x00058]=0x1D51B, [0x00059]=0x1D51C, + [0x0005A]=0x02128, + }, + lcletters = tolower(0x1D51E), + lcgreek = tovector(regular_tf.lcgreek), + ucgreek = tovector(regular_tf.ucgreek), + symbols = tovector(regular_tf.symbols), +} + +local fraktur_bf = { + digits = tovector(regular_bf.digits), + ucletters = toupper(0x1D56C), + lcletters = tolower(0x1D586), + lcgreek = tovector(regular_bf.lcgreek), + ucgreek = tovector(regular_bf.ucgreek), + symbols = tovector(regular_bf.symbols), +} + +local fraktur = { -- ok + tf = fraktur_tf, + bf = fraktur_bf, + it = fraktur_tf, + bi = fraktur_bf, +} + +local script_tf = { + digits = tovector(regular_tf.digits), + ucletters = { -- B E F H I L M R -- P 2118 + [0x00041]=0x1D49C, [0x00042]=0x0212C, [0x00043]=0x1D49E, [0x00044]=0x1D49F, [0x00045]=0x02130, + [0x00046]=0x02131, [0x00047]=0x1D4A2, [0x00048]=0x0210B, [0x00049]=0x02110, [0x0004A]=0x1D4A5, + [0x0004B]=0x1D4A6, [0x0004C]=0x02112, [0x0004D]=0x02133, [0x0004E]=0x1D4A9, [0x0004F]=0x1D4AA, + [0x00050]=0x1D4AB, [0x00051]=0x1D4AC, [0x00052]=0x0211B, [0x00053]=0x1D4AE, [0x00054]=0x1D4AF, + [0x00055]=0x1D4B0, [0x00056]=0x1D4B1, [0x00057]=0x1D4B2, [0x00058]=0x1D4B3, [0x00059]=0x1D4B4, + [0x0005A]=0x1D4B5, + }, + lcletters = { -- E G O -- L 2113 + [0x00061]=0x1D4B6, [0x00062]=0x1D4B7, [0x00063]=0x1D4B8, [0x00064]=0x1D4B9, [0x00065]=0x0212F, + [0x00066]=0x1D4BB, [0x00067]=0x0210A, [0x00068]=0x1D4BD, [0x00069]=0x1D4BE, [0x0006A]=0x1D4BF, + [0x0006B]=0x1D4C0, [0x0006C]=0x1D4C1, [0x0006D]=0x1D4C2, [0x0006E]=0x1D4C3, [0x0006F]=0x02134, + [0x00070]=0x1D4C5, [0x00071]=0x1D4C6, [0x00072]=0x1D4C7, [0x00073]=0x1D4C8, [0x00074]=0x1D4C9, + [0x00075]=0x1D4CA, [0x00076]=0x1D4CB, [0x00077]=0x1D4CC, [0x00078]=0x1D4CD, [0x00079]=0x1D4CE, + [0x0007A]=0x1D4CF, + }, + lcgreek = tovector(regular_tf.lcgreek), + ucgreek = tovector(regular_tf.ucgreek), + symbols = tovector(regular_tf.symbols), +} + +local script_bf = { + digits = tovector(regular_bf.digits), + ucletters = toupper(0x1D4D0), + lcletters = tolower(0x1D4EA), + lcgreek = tovector(regular_bf.lcgreek), + ucgreek = tovector(regular_bf.ucgreek), + symbols = tovector(regular_bf.symbols), +} + +local script = { + tf = script_tf, + bf = script_bf, + it = script_tf, + bi = script_bf, +} + +local alphabets = allocate { + regular = regular, + sansserif = sansserif, + monospaced = monospaced, + blackboard = blackboard, + fraktur = fraktur, + script = script, +} + +alphabets.tt = tovector(monospaced) +alphabets.ss = tovector(sansserif) +alphabets.rm = tovector(regular) +alphabets.bb = tovector(blackboard) +alphabets.fr = tovector(fraktur) +alphabets.sr = tovector(script) + +monospaced.normal = tovector(monospaced_tf) +monospaced.italic = tovector(monospaced_it) +monospaced.bold = tovector(monospaced_bf) +monospaced.bolditalic = tovector(monospaced_bi) + +sansserif.normal = tovector(sansserif_tf) +sansserif.italic = tovector(sansserif_it) +sansserif.bold = tovector(sansserif_bf) +sansserif.bolditalic = tovector(sansserif_bi) + +regular.normal = tovector(regular_tf) +regular.italic = tovector(regular_it) +regular.bold = tovector(regular_bf) +regular.bolditalic = tovector(regular_bi) + +alphabets.serif = tovector(regular) +alphabets.type = tovector(monospaced) +alphabets.teletype = tovector(monospaced) + +mathematics.alphabets = alphabets + +local mathremap = allocate { } +mathematics.mapremap = mathremap + +local boldmap = allocate { } +mathematics.boldmap = boldmap + +-- all math (a bit of redundancy here) + +for alphabet, styles in next, alphabets do -- per 9/6/2011 we also have attr for missing + for style, data in next, styles do + -- let's keep the long names (for tracing) + local n = #mathremap + 1 + local d = { + attribute = n, + alphabet = alphabet, + style = style, + } + styles[style] = d + setmetatableindex(d,data) -- we could use a alphadata table + mathremap[n] = d + end +end + +-- bold math + +local function remapbold(tf,bf) + local styles = mathematics.styles + local sets = mathematics.sets + for i=1,#styles do + for j=1,#sets do + local one = styles[i] + local two = sets[j] + local a = alphabets[one] + local tf = a[tf][two] + local bf = a[bf][two] + if tf and bf then + for k, v in next, tf do + boldmap[v] = bf[k] + end + end + end + end +end + +remapbold("tf","bf") +remapbold("it","bi") + +-- table.save("e:/tmp/a.lua",alphabets) +-- table.save("e:/tmp/b.lua",boldmap) + +function mathematics.tostyle(attribute) + local r = mathremap[attribute] + return r and r.style or "tf" +end + +function mathematics.toname(attribute) + local r = mathremap[attribute] + return r and r.alphabet or "regular" +end + +-- of course we could do some div/mod trickery instead + +local mathalphabet = attributes.private("mathalphabet") + +function mathematics.getboth(alphabet,style) + local data = alphabet and alphabets[alphabet] or regular + data = data[style or "tf"] or data.tf + return data and data.attribute +end + +function mathematics.getstyle(style) + local r = mathremap[texgetattribute(mathalphabet)] + local alphabet = r and r.alphabet or "regular" + local data = alphabets[alphabet][style] + return data and data.attribute +end + +function mathematics.syncboth(alphabet,style) + local data = alphabet and alphabets[alphabet] or regular + data = style and data[style] or data.tf + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) +end + +function mathematics.syncstyle(style) + local r = mathremap[texgetattribute(mathalphabet)] + local alphabet = r and r.alphabet or "regular" + local data = alphabets[alphabet][style] + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) +end + +function mathematics.syncname(alphabet) + -- local r = mathremap[mathalphabet] + local r = mathremap[texgetattribute(mathalphabet)] + local style = r and r.style or "tf" + local data = alphabets[alphabet][style] + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) +end + +implement { + name = "setmathattribute", + arguments = { "string", "string" }, + actions = function(alphabet,style) + local data = alphabets[alphabet] or regular + data = data[style] or data.tf + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) + end +} + +implement { + name = "setmathstyle", + arguments = "string", + actions = function(style) + local r = mathremap[texgetattribute(mathalphabet)] + local alphabet = r and r.alphabet or "regular" + local data = alphabets[alphabet][style] + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) + end +} + +implement { + name = "setmathalphabet", + arguments = "string", + actions = function(alphabet) + -- local r = mathremap[mathalphabet] + local r = mathremap[texgetattribute(mathalphabet)] + local style = r and r.style or "tf" + local data = alphabets[alphabet][style] + texsetattribute(mathalphabet,data and data.attribute or texattribute[mathalphabet]) + end +} + +local islcgreek = regular_tf.lcgreek +local isucgreek = regular_tf.ucgreek +local issygreek = regular_tf.symbols +local isgreek = merged(islcgreek,isucgreek,issygreek) + +local greekremapping = { + [1] = { what = "unchanged" }, -- upright + [2] = { what = "upright", it = "tf", bi = "bf" }, -- upright + [3] = { what = "italic", tf = "it", bf = "bi" }, -- italic +} + +local usedremap = { } + +local function resolver(map) + return function (t,k) + local v = + map.digits [k] or + map.lcletters[k] or map.ucletters[k] or + map.lcgreek [k] or map.ucgreek [k] or + map.symbols [k] or k + t[k] = v + return v + end +end + +for k, v in next, mathremap do + local t = { } + setmetatableindex(t,resolver(v)) + usedremap[k] = t +end + +local function remapgreek(mathalphabet,how,detail,char) + local r = mathremap[mathalphabet] -- what if 0 + local alphabet = r and r.alphabet or "regular" + local style = r and r.style or "tf" + local remapping = greekremapping[how] + if trace_greek then + report_remapping("greek %s, %s char %C, alphabet %a %a, method %a","before",detail,char,alphabet,style,remapping.what) + end + local newstyle = remapping[style] + if newstyle then + local data = alphabets[alphabet][newstyle] -- always something + mathalphabet = data and data.attribute or mathalphabet + style = newstyle + end + if trace_greek then + report_remapping("greek %s, %s char %C, alphabet %a %a, method %a","after",detail,char,alphabet,style,remapping.what) + end + return mathalphabet, style +end + +function mathematics.remapalphabets(char,mathalphabet,mathgreek) + if not mathalphabet then + return + end + if mathgreek and mathgreek > 0 then + if not isgreek[char] then + -- nothing needed + elseif islcgreek[char] then + local lc = extract(mathgreek,4,4) + if lc > 1 then + mathalphabet = remapgreek(mathalphabet,lc,"lowercase",char) + end + elseif isucgreek[char] then + local uc = extract(mathgreek,0,4) + if uc > 1 then + mathalphabet = remapgreek(mathalphabet,uc,"uppercase",char) + end + elseif issygreek[char] then + local sy = extract(mathgreek,8,4) + if sy > 1 then + mathalphabet = remapgreek(mathalphabet,sy,"symbol",char) + end + end + end + if mathalphabet > 0 then + local remap = usedremap[mathalphabet] -- redundant check + if remap then + local newchar = remap[char] + return newchar ~= char and newchar + end + end + -- return nil +end + +-- begin of experiment + +local fallback = { + tf = "bf", + it = "bi", + bf = "tf", + bi = "it", +} + +function mathematics.fallbackstyleattr(attribute) + local r = mathremap[attribute] + local alphabet = r.alphabet or "regular" + local style = r.style or "tf" + local fback = fallback[style] + if fback then + local data = alphabets[alphabet][fback] + if data then + local attr = data.attribute + return attribute ~= attr and attr + end + end +end + +-- end of experiment + +local function checkedcopy(characters,child,parent) + for k, v in next, child do + if not characters[v] then + characters[v] = characters[parent[k]] + end + end +end + +function mathematics.addfallbacks(main) + local characters = main.characters + checkedcopy(characters,regular.bf.ucgreek,regular.tf.ucgreek) + checkedcopy(characters,regular.bf.lcgreek,regular.tf.lcgreek) + checkedcopy(characters,regular.bi.ucgreek,regular.it.ucgreek) + checkedcopy(characters,regular.bi.lcgreek,regular.it.lcgreek) +end |