| /* |
| * |
| * (C) Copyright IBM Corp. 1998-2011 - All Rights Reserved |
| * |
| */ |
| |
| #include "LETypes.h" |
| #include "LEScripts.h" |
| #include "OpenTypeTables.h" |
| #include "OpenTypeUtilities.h" |
| #include "IndicReordering.h" |
| |
| U_NAMESPACE_BEGIN |
| |
| // Split matra table indices |
| #define _x1 (1 << CF_INDEX_SHIFT) |
| #define _x2 (2 << CF_INDEX_SHIFT) |
| #define _x3 (3 << CF_INDEX_SHIFT) |
| #define _x4 (4 << CF_INDEX_SHIFT) |
| #define _x5 (5 << CF_INDEX_SHIFT) |
| #define _x6 (6 << CF_INDEX_SHIFT) |
| #define _x7 (7 << CF_INDEX_SHIFT) |
| #define _x8 (8 << CF_INDEX_SHIFT) |
| #define _x9 (9 << CF_INDEX_SHIFT) |
| |
| // simple classes |
| #define _xx (CC_RESERVED) |
| #define _ma (CC_VOWEL_MODIFIER | CF_POS_ABOVE) |
| #define _mp (CC_VOWEL_MODIFIER | CF_POS_AFTER) |
| #define _sa (CC_STRESS_MARK | CF_POS_ABOVE) |
| #define _sb (CC_STRESS_MARK | CF_POS_BELOW) |
| #define _iv (CC_INDEPENDENT_VOWEL) |
| #define _i2 (CC_INDEPENDENT_VOWEL_2) |
| #define _i3 (CC_INDEPENDENT_VOWEL_3) |
| #define _ct (CC_CONSONANT | CF_CONSONANT) |
| #define _cn (CC_CONSONANT_WITH_NUKTA | CF_CONSONANT) |
| #define _nu (CC_NUKTA) |
| #define _dv (CC_DEPENDENT_VOWEL) |
| #define _dl (_dv | CF_POS_BEFORE) |
| #define _db (_dv | CF_POS_BELOW) |
| #define _da (_dv | CF_POS_ABOVE) |
| #define _dr (_dv | CF_POS_AFTER) |
| #define _lm (_dv | CF_LENGTH_MARK) |
| #define _l1 (CC_SPLIT_VOWEL_PIECE_1 | CF_POS_BEFORE) |
| #define _a1 (CC_SPLIT_VOWEL_PIECE_1 | CF_POS_ABOVE) |
| #define _b2 (CC_SPLIT_VOWEL_PIECE_2 | CF_POS_BELOW) |
| #define _r2 (CC_SPLIT_VOWEL_PIECE_2 | CF_POS_AFTER) |
| #define _m2 (CC_SPLIT_VOWEL_PIECE_2 | CF_LENGTH_MARK) |
| #define _m3 (CC_SPLIT_VOWEL_PIECE_3 | CF_LENGTH_MARK) |
| #define _vr (CC_VIRAMA) |
| #define _al (CC_AL_LAKUNA) |
| |
| // split matras |
| #define _s1 (_dv | _x1) |
| #define _s2 (_dv | _x2) |
| #define _s3 (_dv | _x3) |
| #define _s4 (_dv | _x4) |
| #define _s5 (_dv | _x5) |
| #define _s6 (_dv | _x6) |
| #define _s7 (_dv | _x7) |
| #define _s8 (_dv | _x8) |
| #define _s9 (_dv | _x9) |
| |
| // consonants with special forms |
| // NOTE: this assumes that no consonants with nukta have |
| // special forms... (Bengali RA?) |
| #define _bb (_ct | CF_BELOW_BASE) |
| #define _pb (_ct | CF_POST_BASE) |
| #define _fb (_ct | CF_PRE_BASE) |
| #define _vt (_bb | CF_VATTU) |
| #define _rv (_vt | CF_REPH) |
| #define _rp (_pb | CF_REPH) |
| #define _rb (_bb | CF_REPH) |
| |
| // |
| // Character class tables |
| // |
| static const IndicClassTable::CharClass devaCharClasses[] = |
| { |
| _xx, _ma, _ma, _mp, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, // 0900 - 090F |
| _iv, _iv, _iv, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0910 - 091F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _cn, _ct, _ct, _ct, _ct, _ct, _ct, // 0920 - 092F |
| _rv, _cn, _ct, _ct, _cn, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _dr, _dl, // 0930 - 093F |
| _dr, _db, _db, _db, _db, _da, _da, _da, _da, _dr, _dr, _dr, _dr, _vr, _xx, _xx, // 0940 - 094F |
| _xx, _sa, _sb, _sa, _sa, _xx, _xx, _xx, _cn, _cn, _cn, _cn, _cn, _cn, _cn, _cn, // 0950 - 095F |
| _iv, _iv, _db, _db, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0960 - 096F |
| _xx // 0970 |
| }; |
| |
| static const IndicClassTable::CharClass bengCharClasses[] = |
| { |
| _xx, _ma, _mp, _mp, _xx, _i2, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _i2, // 0980 - 098F |
| _iv, _xx, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0990 - 099F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _bb, _ct, _ct, _pb, // 09A0 - 09AF |
| _rv, _xx, _ct, _xx, _xx, _xx, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _r2, _dl, // 09B0 - 09BF |
| _dr, _db, _db, _db, _db, _xx, _xx, _l1, _dl, _xx, _xx, _s1, _s2, _vr, _xx, _xx, // 09C0 - 09CF |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _cn, // 09D0 - 09DF |
| _iv, _iv, _dv, _dv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 09E0 - 09EF |
| _rv, _ct, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 09F0 - 09FA |
| }; |
| |
| static const IndicClassTable::CharClass punjCharClasses[] = |
| { |
| _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _xx, _iv, // 0A00 - 0A0F |
| _iv, _xx, _xx, _i3, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0A10 - 0A1F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _bb, // 0A20 - 0A2F |
| _vt, _xx, _ct, _cn, _xx, _bb, _cn, _xx, _ct, _bb, _xx, _xx, _nu, _xx, _dr, _dl, // 0A30 - 0A3F |
| _dr, _b2, _db, _xx, _xx, _xx, _xx, _da, _da, _xx, _xx, _a1, _da, _vr, _xx, _xx, // 0A40 - 0A4F |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _cn, _cn, _cn, _ct, _xx, _cn, _xx, // 0A50 - 0A5F |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0A60 - 0A6F |
| _ma, _ma, _xx, _xx, _xx // 0A70 - 0A74 |
| }; |
| |
| static const IndicClassTable::CharClass gujrCharClasses[] = |
| { |
| _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _xx, _iv, // 0A80 - 0A8F |
| _iv, _iv, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0A90 - 0A9F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _ct, // 0AA0 - 0AAF |
| _rv, _xx, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _dr, _dl, // 0AB0 - 0ABF |
| _dr, _db, _db, _db, _db, _da, _xx, _da, _da, _dr, _xx, _dr, _dr, _vr, _xx, _xx, // 0AC0 - 0ACF |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0AD0 - 0ADF |
| _iv, _iv, _db, _db, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0AE0 - 0AEF |
| }; |
| |
| #if 1 |
| static const IndicClassTable::CharClass oryaCharClasses[] = |
| { |
| _xx, _ma, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _iv, /* 0B00 - 0B0F */ |
| _iv, _xx, _xx, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _ct, _bb, /* 0B10 - 0B1F */ |
| _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _pb, /* 0B20 - 0B2F */ |
| _rb, _xx, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _nu, _xx, _dr, _da, /* 0B30 - 0B3F */ |
| _dr, _db, _db, _db, _xx, _xx, _xx, _dl, _s1, _xx, _xx, _s2, _s3, _vr, _xx, _xx, /* 0B40 - 0B4F */ |
| _xx, _xx, _xx, _xx, _xx, _xx, _da, _dr, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _pb, /* 0B50 - 0B5F */ |
| _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, /* 0B60 - 0B6F */ |
| _xx, _bb /* 0B70 - 0B71 */ |
| }; |
| #else |
| static const IndicClassTable::CharClass oryaCharClasses[] = |
| { |
| _xx, _ma, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _iv, // 0B00 - 0B0F |
| _iv, _xx, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0B10 - 0B1F |
| _ct, _ct, _ct, _ct, _bb, _ct, _ct, _ct, _bb, _xx, _ct, _ct, _bb, _bb, _bb, _pb, // 0B20 - 0B2F |
| _rb, _xx, _bb, _bb, _xx, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _r2, _da, // 0B30 - 0B3F |
| _dr, _db, _db, _db, _xx, _xx, _xx, _l1, _s1, _xx, _xx, _s2, _s3, _vr, _xx, _xx, // 0B40 - 0B4F |
| _xx, _xx, _xx, _xx, _xx, _xx, _m2, _m2, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _cn, // 0B50 - 0B5F |
| _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0B60 - 0B6F |
| _xx, _ct // 0B70 - 0B71 |
| }; |
| #endif |
| |
| static const IndicClassTable::CharClass tamlCharClasses[] = |
| { |
| _xx, _xx, _ma, _xx, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _iv, _iv, // 0B80 - 0B8F |
| _iv, _xx, _iv, _iv, _iv, _ct, _xx, _xx, _xx, _ct, _ct, _xx, _ct, _xx, _ct, _ct, // 0B90 - 0B9F |
| _xx, _xx, _xx, _ct, _ct, _xx, _xx, _xx, _ct, _ct, _ct, _xx, _xx, _xx, _ct, _ct, // 0BA0 - 0BAF |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _r2, _dr, // 0BB0 - 0BBF |
| _da, _dr, _dr, _xx, _xx, _xx, _l1, _l1, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0BC0 - 0BCF |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0BD0 - 0BDF |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0BE0 - 0BEF |
| _xx, _xx, _xx // 0BF0 - 0BF2 |
| }; |
| |
| // FIXME: Should some of the bb's be pb's? (KA, NA, MA, YA, VA, etc. (approx 13)) |
| // U+C43 and U+C44 are _lm here not _dr. Similar to the situation with U+CC3 and |
| // U+CC4 in Kannada below. |
| static const IndicClassTable::CharClass teluCharClasses[] = |
| { |
| _xx, _mp, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0C00 - 0C0F |
| _iv, _xx, _iv, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, // 0C10 - 0C1F |
| _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _bb, // 0C20 - 0C2F |
| _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _xx, _xx, _da, _da, // 0C30 - 0C3F |
| _da, _dr, _dr, _lm, _lm, _xx, _a1, _da, _s1, _xx, _da, _da, _da, _vr, _xx, _xx, // 0C40 - 0C4F |
| _xx, _xx, _xx, _xx, _xx, _da, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0C50 - 0C5F |
| _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0C60 - 0C6F |
| }; |
| |
| // U+CC3 and U+CC4 are _lm here not _dr since the Kannada rendering |
| // rules want them below and to the right of the entire cluster |
| // |
| // There's some information about this in: |
| // |
| // http://brahmi.sourceforge.net/docs/KannadaComputing.html |
| static const IndicClassTable::CharClass kndaCharClasses[] = |
| { |
| _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0C80 - 0C8F |
| _iv, _xx, _iv, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, // 0C90 - 0C9F |
| _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _bb, // 0CA0 - 0CAF |
| _rb, _ct, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _xx, _xx, _dr, _da, // 0CB0 - 0CBF |
| _s1, _dr, _r2, _lm, _lm, _xx, _a1, _s2, _s3, _xx, _s4, _s5, _da, _vr, _xx, _xx, // 0CC0 - 0CCF |
| _xx, _xx, _xx, _xx, _xx, _m3, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _ct, _xx, // 0CD0 - 0CDF |
| _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0CE0 - 0CEF |
| }; |
| |
| // FIXME: this is correct for old-style Malayalam (MAL) but not for reformed Malayalam (MLR) |
| // FIXME: should there be a REPH for old-style Malayalam? |
| static const IndicClassTable::CharClass mlymCharClasses[] = |
| { |
| _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0D00 - 0D0F |
| _iv, _xx, _iv, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0D10 - 0D1F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _pb, // 0D20 - 0D2F |
| _fb, _fb, _bb, _ct, _ct, _pb, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _r2, _dr, // 0D30 - 0D3F |
| _dr, _dr, _dr, _dr, _xx, _xx, _l1, _l1, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0D40 - 0D4F |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0D50 - 0D5F |
| _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0D60 - 0D6F |
| }; |
| |
| static const IndicClassTable::CharClass sinhCharClasses[] = |
| { |
| _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, // 0D80 - 0D8F |
| _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _ct, _ct, _ct, _ct, _ct, _ct, // 0D90 - 0D9F |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0DA0 - 0DAF |
| _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _xx, _xx, // 0DB0 - 0DBF |
| _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _al, _xx, _xx, _xx, _xx, _dr, // 0DC0 - 0DCF |
| _dr, _dr, _da, _da, _db, _xx, _db, _xx, _dr, _dl, _s1, _dl, _s2, _s3, _s4, _dr, // 0DD0 - 0DDF |
| _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0DE0 - 0DEF |
| _xx, _xx, _dr, _dr, _xx // 0DF0 - 0DF4 |
| }; |
| |
| // |
| // Split matra tables |
| // |
| static const SplitMatra bengSplitTable[] = {{0x09C7, 0x09BE}, {0x09C7, 0x09D7}}; |
| |
| static const SplitMatra oryaSplitTable[] = {{0x0B47, 0x0B56}, {0x0B47, 0x0B3E}, {0x0B47, 0x0B57}}; |
| |
| static const SplitMatra tamlSplitTable[] = {{0x0BC6, 0x0BBE}, {0x0BC7, 0x0BBE}, {0x0BC6, 0x0BD7}}; |
| |
| static const SplitMatra teluSplitTable[] = {{0x0C46, 0x0C56}}; |
| |
| static const SplitMatra kndaSplitTable[] = {{0x0CBF, 0x0CD5}, {0x0CC6, 0x0CD5}, {0x0CC6, 0x0CD6}, {0x0CC6, 0x0CC2}, |
| {0x0CC6, 0x0CC2, 0x0CD5}}; |
| |
| static const SplitMatra mlymSplitTable[] = {{0x0D46, 0x0D3E}, {0x0D47, 0x0D3E}, {0x0D46, 0x0D57}}; |
| |
| |
| static const SplitMatra sinhSplitTable[] = {{0x0DD9, 0x0DCA}, {0x0DD9, 0x0DCF}, {0x0DD9, 0x0DCF, 0x0DCA}, |
| {0x0DD9, 0x0DDF}}; |
| // |
| // Script Flags |
| // |
| |
| // FIXME: post 'GSUB' reordering of MATRA_PRE's for Malayalam and Tamil |
| // FIXME: reformed Malayalam needs to reorder VATTU to before base glyph... |
| // FIXME: not sure passing ZWJ/ZWNJ is best way to render Malayalam Cillu... |
| // FIXME: eyelash RA only for Devanagari?? |
| #define DEVA_SCRIPT_FLAGS (SF_EYELASH_RA | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define BENG_SCRIPT_FLAGS (SF_REPH_AFTER_BELOW | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define PUNJ_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define GUJR_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define ORYA_SCRIPT_FLAGS (SF_REPH_AFTER_BELOW | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define TAML_SCRIPT_FLAGS (SF_MPRE_FIXUP | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH) |
| #define TELU_SCRIPT_FLAGS (SF_MATRAS_AFTER_BASE | SF_FILTER_ZERO_WIDTH | 3) |
| #define KNDA_SCRIPT_FLAGS (SF_MATRAS_AFTER_BASE | SF_FILTER_ZERO_WIDTH | 3) |
| #define MLYM_SCRIPT_FLAGS (SF_MPRE_FIXUP | SF_NO_POST_BASE_LIMIT /*| SF_FILTER_ZERO_WIDTH*/) |
| #define SINH_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT) |
| |
| // |
| // Indic Class Tables |
| // |
| static const IndicClassTable devaClassTable = {0x0900, 0x0970, 2, DEVA_SCRIPT_FLAGS, devaCharClasses, NULL}; |
| |
| static const IndicClassTable bengClassTable = {0x0980, 0x09FA, 3, BENG_SCRIPT_FLAGS, bengCharClasses, bengSplitTable}; |
| |
| static const IndicClassTable punjClassTable = {0x0A00, 0x0A74, 2, PUNJ_SCRIPT_FLAGS, punjCharClasses, NULL}; |
| |
| static const IndicClassTable gujrClassTable = {0x0A80, 0x0AEF, 2, GUJR_SCRIPT_FLAGS, gujrCharClasses, NULL}; |
| |
| static const IndicClassTable oryaClassTable = {0x0B00, 0x0B71, 3, ORYA_SCRIPT_FLAGS, oryaCharClasses, oryaSplitTable}; |
| |
| static const IndicClassTable tamlClassTable = {0x0B80, 0x0BF2, 3, TAML_SCRIPT_FLAGS, tamlCharClasses, tamlSplitTable}; |
| |
| static const IndicClassTable teluClassTable = {0x0C00, 0x0C6F, 3, TELU_SCRIPT_FLAGS, teluCharClasses, teluSplitTable}; |
| |
| static const IndicClassTable kndaClassTable = {0x0C80, 0x0CEF, 4, KNDA_SCRIPT_FLAGS, kndaCharClasses, kndaSplitTable}; |
| |
| static const IndicClassTable mlymClassTable = {0x0D00, 0x0D6F, 3, MLYM_SCRIPT_FLAGS, mlymCharClasses, mlymSplitTable}; |
| |
| static const IndicClassTable sinhClassTable = {0x0D80, 0x0DF4, 4, SINH_SCRIPT_FLAGS, sinhCharClasses, sinhSplitTable}; |
| |
| // |
| // IndicClassTable addresses |
| // |
| static const IndicClassTable * const indicClassTables[scriptCodeCount] = { |
| NULL, /* 'zyyy' (COMMON) */ |
| NULL, /* 'qaai' (INHERITED) */ |
| NULL, /* 'arab' (ARABIC) */ |
| NULL, /* 'armn' (ARMENIAN) */ |
| &bengClassTable, /* 'beng' (BENGALI) */ |
| NULL, /* 'bopo' (BOPOMOFO) */ |
| NULL, /* 'cher' (CHEROKEE) */ |
| NULL, /* 'copt' (COPTIC) */ |
| NULL, /* 'cyrl' (CYRILLIC) */ |
| NULL, /* 'dsrt' (DESERET) */ |
| &devaClassTable, /* 'deva' (DEVANAGARI) */ |
| NULL, /* 'ethi' (ETHIOPIC) */ |
| NULL, /* 'geor' (GEORGIAN) */ |
| NULL, /* 'goth' (GOTHIC) */ |
| NULL, /* 'grek' (GREEK) */ |
| &gujrClassTable, /* 'gujr' (GUJARATI) */ |
| &punjClassTable, /* 'guru' (GURMUKHI) */ |
| NULL, /* 'hani' (HAN) */ |
| NULL, /* 'hang' (HANGUL) */ |
| NULL, /* 'hebr' (HEBREW) */ |
| NULL, /* 'hira' (HIRAGANA) */ |
| &kndaClassTable, /* 'knda' (KANNADA) */ |
| NULL, /* 'kata' (KATAKANA) */ |
| NULL, /* 'khmr' (KHMER) */ |
| NULL, /* 'laoo' (LAO) */ |
| NULL, /* 'latn' (LATIN) */ |
| &mlymClassTable, /* 'mlym' (MALAYALAM) */ |
| NULL, /* 'mong' (MONGOLIAN) */ |
| NULL, /* 'mymr' (MYANMAR) */ |
| NULL, /* 'ogam' (OGHAM) */ |
| NULL, /* 'ital' (OLD-ITALIC) */ |
| &oryaClassTable, /* 'orya' (ORIYA) */ |
| NULL, /* 'runr' (RUNIC) */ |
| &sinhClassTable, /* 'sinh' (SINHALA) */ |
| NULL, /* 'syrc' (SYRIAC) */ |
| &tamlClassTable, /* 'taml' (TAMIL) */ |
| &teluClassTable, /* 'telu' (TELUGU) */ |
| NULL, /* 'thaa' (THAANA) */ |
| NULL, /* 'thai' (THAI) */ |
| NULL, /* 'tibt' (TIBETAN) */ |
| NULL, /* 'cans' (CANADIAN-ABORIGINAL) */ |
| NULL, /* 'yiii' (YI) */ |
| NULL, /* 'tglg' (TAGALOG) */ |
| NULL, /* 'hano' (HANUNOO) */ |
| NULL, /* 'buhd' (BUHID) */ |
| NULL, /* 'tagb' (TAGBANWA) */ |
| NULL, /* 'brai' (BRAILLE) */ |
| NULL, /* 'cprt' (CYPRIOT) */ |
| NULL, /* 'limb' (LIMBU) */ |
| NULL, /* 'linb' (LINEAR_B) */ |
| NULL, /* 'osma' (OSMANYA) */ |
| NULL, /* 'shaw' (SHAVIAN) */ |
| NULL, /* 'tale' (TAI_LE) */ |
| NULL, /* 'ugar' (UGARITIC) */ |
| NULL, /* 'hrkt' (KATAKANA_OR_HIRAGANA) */ |
| NULL, /* 'bugi' (BUGINESE) */ |
| NULL, /* 'glag' (GLAGOLITIC) */ |
| NULL, /* 'khar' (KHAROSHTHI) */ |
| NULL, /* 'sylo' (SYLOTI_NAGRI) */ |
| NULL, /* 'talu' (NEW_TAI_LUE) */ |
| NULL, /* 'tfng' (TIFINAGH) */ |
| NULL, /* 'xpeo' (OLD_PERSIAN) */ |
| NULL, /* 'bali' (BALINESE) */ |
| NULL, /* 'batk' (BATK) */ |
| NULL, /* 'blis' (BLIS) */ |
| NULL, /* 'brah' (BRAH) */ |
| NULL, /* 'cham' (CHAM) */ |
| NULL, /* 'cirt' (CIRT) */ |
| NULL, /* 'cyrs' (CYRS) */ |
| NULL, /* 'egyd' (EGYD) */ |
| NULL, /* 'egyh' (EGYH) */ |
| NULL, /* 'egyp' (EGYP) */ |
| NULL, /* 'geok' (GEOK) */ |
| NULL, /* 'hans' (HANS) */ |
| NULL, /* 'hant' (HANT) */ |
| NULL, /* 'hmng' (HMNG) */ |
| NULL, /* 'hung' (HUNG) */ |
| NULL, /* 'inds' (INDS) */ |
| NULL, /* 'java' (JAVA) */ |
| NULL, /* 'kali' (KALI) */ |
| NULL, /* 'latf' (LATF) */ |
| NULL, /* 'latg' (LATG) */ |
| NULL, /* 'lepc' (LEPC) */ |
| NULL, /* 'lina' (LINA) */ |
| NULL, /* 'mand' (MAND) */ |
| NULL, /* 'maya' (MAYA) */ |
| NULL, /* 'mero' (MERO) */ |
| NULL, /* 'nko ' (NKO) */ |
| NULL, /* 'orkh' (ORKH) */ |
| NULL, /* 'perm' (PERM) */ |
| NULL, /* 'phag' (PHAGS_PA) */ |
| NULL, /* 'phnx' (PHOENICIAN) */ |
| NULL, /* 'plrd' (PLRD) */ |
| NULL, /* 'roro' (RORO) */ |
| NULL, /* 'sara' (SARA) */ |
| NULL, /* 'syre' (SYRE) */ |
| NULL, /* 'syrj' (SYRJ) */ |
| NULL, /* 'syrn' (SYRN) */ |
| NULL, /* 'teng' (TENG) */ |
| NULL, /* 'vai ' (VAII) */ |
| NULL, /* 'visp' (VISP) */ |
| NULL, /* 'xsux' (CUNEIFORM) */ |
| NULL, /* 'zxxx' (ZXXX) */ |
| NULL, /* 'zzzz' (UNKNOWN) */ |
| NULL, /* 'cari' (CARI) */ |
| NULL, /* 'jpan' (JPAN) */ |
| NULL, /* 'lana' (LANA) */ |
| NULL, /* 'lyci' (LYCI) */ |
| NULL, /* 'lydi' (LYDI) */ |
| NULL, /* 'olck' (OLCK) */ |
| NULL, /* 'rjng' (RJNG) */ |
| NULL, /* 'saur' (SAUR) */ |
| NULL, /* 'sgnw' (SGNW) */ |
| NULL, /* 'sund' (SUND) */ |
| NULL, /* 'moon' (MOON) */ |
| NULL, /* 'mtei' (MTEI) */ |
| NULL, /* 'armi' (ARMI) */ |
| NULL, /* 'avst' (AVST) */ |
| NULL, /* 'cakm' (CAKM) */ |
| NULL, /* 'kore' (KORE) */ |
| NULL, /* 'kthi' (KTHI) */ |
| NULL, /* 'mani' (MANI) */ |
| NULL, /* 'phli' (PHLI) */ |
| NULL, /* 'phlp' (PHLP) */ |
| NULL, /* 'phlv' (PHLV) */ |
| NULL, /* 'prti' (PRTI) */ |
| NULL, /* 'samr' (SAMR) */ |
| NULL, /* 'tavt' (TAVT) */ |
| NULL, /* 'zmth' (ZMTH) */ |
| NULL, /* 'zsym' (ZSYM) */ |
| NULL, /* 'bamu' (BAMUM) */ |
| NULL, /* 'lisu' (LISU) */ |
| NULL, /* 'nkgb' (NKGB) */ |
| NULL /* 'sarb' (OLD_SOUTH_ARABIAN) */ |
| }; |
| |
| IndicClassTable::CharClass IndicClassTable::getCharClass(LEUnicode ch) const |
| { |
| if (ch == C_SIGN_ZWJ) { |
| return CF_CONSONANT | CC_ZERO_WIDTH_MARK; |
| } |
| |
| if (ch == C_SIGN_ZWNJ) { |
| return CC_ZERO_WIDTH_MARK; |
| } |
| |
| if (ch < firstChar || ch > lastChar) { |
| return CC_RESERVED; |
| } |
| |
| return classTable[ch - firstChar]; |
| } |
| |
| const IndicClassTable *IndicClassTable::getScriptClassTable(le_int32 scriptCode) |
| { |
| if (scriptCode < 0 || scriptCode >= scriptCodeCount) { |
| return NULL; |
| } |
| |
| return indicClassTables[scriptCode]; |
| } |
| |
| le_int32 IndicReordering::getWorstCaseExpansion(le_int32 scriptCode) |
| { |
| const IndicClassTable *classTable = IndicClassTable::getScriptClassTable(scriptCode); |
| |
| if (classTable == NULL) { |
| return 1; |
| } |
| |
| return classTable->getWorstCaseExpansion(); |
| } |
| |
| le_bool IndicReordering::getFilterZeroWidth(le_int32 scriptCode) |
| { |
| const IndicClassTable *classTable = IndicClassTable::getScriptClassTable(scriptCode); |
| |
| if (classTable == NULL) { |
| return TRUE; |
| } |
| |
| return classTable->getFilterZeroWidth(); |
| } |
| |
| U_NAMESPACE_END |
