0N/A/*
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A *
0N/A */
0N/A
0N/A/*
0N/A *
5891N/A * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
0N/A *
0N/A */
0N/A
0N/A#include "LETypes.h"
0N/A#include "LEScripts.h"
0N/A#include "OpenTypeTables.h"
0N/A#include "OpenTypeUtilities.h"
0N/A#include "IndicReordering.h"
0N/A
1693N/AU_NAMESPACE_BEGIN
1693N/A
0N/A// Split matra table indices
0N/A#define _x1 (1 << CF_INDEX_SHIFT)
0N/A#define _x2 (2 << CF_INDEX_SHIFT)
0N/A#define _x3 (3 << CF_INDEX_SHIFT)
0N/A#define _x4 (4 << CF_INDEX_SHIFT)
0N/A#define _x5 (5 << CF_INDEX_SHIFT)
0N/A#define _x6 (6 << CF_INDEX_SHIFT)
0N/A#define _x7 (7 << CF_INDEX_SHIFT)
0N/A#define _x8 (8 << CF_INDEX_SHIFT)
0N/A#define _x9 (9 << CF_INDEX_SHIFT)
0N/A
0N/A// simple classes
0N/A#define _xx (CC_RESERVED)
0N/A#define _ma (CC_VOWEL_MODIFIER | CF_POS_ABOVE)
0N/A#define _mp (CC_VOWEL_MODIFIER | CF_POS_AFTER)
0N/A#define _sa (CC_STRESS_MARK | CF_POS_ABOVE)
0N/A#define _sb (CC_STRESS_MARK | CF_POS_BELOW)
0N/A#define _iv (CC_INDEPENDENT_VOWEL)
0N/A#define _i2 (CC_INDEPENDENT_VOWEL_2)
0N/A#define _i3 (CC_INDEPENDENT_VOWEL_3)
0N/A#define _ct (CC_CONSONANT | CF_CONSONANT)
0N/A#define _cn (CC_CONSONANT_WITH_NUKTA | CF_CONSONANT)
0N/A#define _nu (CC_NUKTA)
0N/A#define _dv (CC_DEPENDENT_VOWEL)
0N/A#define _dl (_dv | CF_POS_BEFORE)
0N/A#define _db (_dv | CF_POS_BELOW)
0N/A#define _da (_dv | CF_POS_ABOVE)
0N/A#define _dr (_dv | CF_POS_AFTER)
0N/A#define _lm (_dv | CF_LENGTH_MARK)
0N/A#define _l1 (CC_SPLIT_VOWEL_PIECE_1 | CF_POS_BEFORE)
0N/A#define _a1 (CC_SPLIT_VOWEL_PIECE_1 | CF_POS_ABOVE)
0N/A#define _b2 (CC_SPLIT_VOWEL_PIECE_2 | CF_POS_BELOW)
0N/A#define _r2 (CC_SPLIT_VOWEL_PIECE_2 | CF_POS_AFTER)
0N/A#define _m2 (CC_SPLIT_VOWEL_PIECE_2 | CF_LENGTH_MARK)
0N/A#define _m3 (CC_SPLIT_VOWEL_PIECE_3 | CF_LENGTH_MARK)
0N/A#define _vr (CC_VIRAMA)
3171N/A#define _al (CC_AL_LAKUNA)
0N/A
0N/A// split matras
0N/A#define _s1 (_dv | _x1)
0N/A#define _s2 (_dv | _x2)
0N/A#define _s3 (_dv | _x3)
0N/A#define _s4 (_dv | _x4)
0N/A#define _s5 (_dv | _x5)
0N/A#define _s6 (_dv | _x6)
0N/A#define _s7 (_dv | _x7)
0N/A#define _s8 (_dv | _x8)
0N/A#define _s9 (_dv | _x9)
0N/A
0N/A// consonants with special forms
0N/A// NOTE: this assumes that no consonants with nukta have
0N/A// special forms... (Bengali RA?)
0N/A#define _bb (_ct | CF_BELOW_BASE)
0N/A#define _pb (_ct | CF_POST_BASE)
3171N/A#define _fb (_ct | CF_PRE_BASE)
0N/A#define _vt (_bb | CF_VATTU)
0N/A#define _rv (_vt | CF_REPH)
0N/A#define _rp (_pb | CF_REPH)
0N/A#define _rb (_bb | CF_REPH)
0N/A
0N/A//
0N/A// Character class tables
0N/A//
0N/Astatic const IndicClassTable::CharClass devaCharClasses[] =
0N/A{
0N/A _xx, _ma, _ma, _mp, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, // 0900 - 090F
0N/A _iv, _iv, _iv, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0910 - 091F
0N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _cn, _ct, _ct, _ct, _ct, _ct, _ct, // 0920 - 092F
0N/A _rv, _cn, _ct, _ct, _cn, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _dr, _dl, // 0930 - 093F
0N/A _dr, _db, _db, _db, _db, _da, _da, _da, _da, _dr, _dr, _dr, _dr, _vr, _xx, _xx, // 0940 - 094F
0N/A _xx, _sa, _sb, _sa, _sa, _xx, _xx, _xx, _cn, _cn, _cn, _cn, _cn, _cn, _cn, _cn, // 0950 - 095F
0N/A _iv, _iv, _db, _db, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0960 - 096F
0N/A _xx // 0970
0N/A};
0N/A
0N/Astatic const IndicClassTable::CharClass bengCharClasses[] =
0N/A{
0N/A _xx, _ma, _mp, _mp, _xx, _i2, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _i2, // 0980 - 098F
0N/A _iv, _xx, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0990 - 099F
0N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _bb, _ct, _ct, _pb, // 09A0 - 09AF
0N/A _rv, _xx, _ct, _xx, _xx, _xx, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _r2, _dl, // 09B0 - 09BF
0N/A _dr, _db, _db, _db, _db, _xx, _xx, _l1, _dl, _xx, _xx, _s1, _s2, _vr, _xx, _xx, // 09C0 - 09CF
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _cn, // 09D0 - 09DF
0N/A _iv, _iv, _dv, _dv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 09E0 - 09EF
3171N/A _rv, _ct, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 09F0 - 09FA
0N/A};
0N/A
0N/Astatic const IndicClassTable::CharClass punjCharClasses[] =
0N/A{
0N/A _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _xx, _iv, // 0A00 - 0A0F
0N/A _iv, _xx, _xx, _i3, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0A10 - 0A1F
0N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _bb, // 0A20 - 0A2F
0N/A _vt, _xx, _ct, _cn, _xx, _bb, _cn, _xx, _ct, _bb, _xx, _xx, _nu, _xx, _dr, _dl, // 0A30 - 0A3F
0N/A _dr, _b2, _db, _xx, _xx, _xx, _xx, _da, _da, _xx, _xx, _a1, _da, _vr, _xx, _xx, // 0A40 - 0A4F
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _cn, _cn, _cn, _ct, _xx, _cn, _xx, // 0A50 - 0A5F
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0A60 - 0A6F
0N/A _ma, _ma, _xx, _xx, _xx // 0A70 - 0A74
0N/A};
0N/A
0N/Astatic const IndicClassTable::CharClass gujrCharClasses[] =
0N/A{
0N/A _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _xx, _iv, // 0A80 - 0A8F
0N/A _iv, _iv, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0A90 - 0A9F
0N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _ct, // 0AA0 - 0AAF
0N/A _rv, _xx, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _dr, _dl, // 0AB0 - 0ABF
0N/A _dr, _db, _db, _db, _db, _da, _xx, _da, _da, _dr, _xx, _dr, _dr, _vr, _xx, _xx, // 0AC0 - 0ACF
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0AD0 - 0ADF
3171N/A _iv, _iv, _db, _db, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0AE0 - 0AEF
0N/A};
0N/A
3171N/A#if 1
3171N/Astatic const IndicClassTable::CharClass oryaCharClasses[] =
3171N/A{
3171N/A _xx, _ma, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _iv, /* 0B00 - 0B0F */
3171N/A _iv, _xx, _xx, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _ct, _bb, /* 0B10 - 0B1F */
3171N/A _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _pb, /* 0B20 - 0B2F */
3171N/A _rb, _xx, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _nu, _xx, _dr, _da, /* 0B30 - 0B3F */
3171N/A _dr, _db, _db, _db, _xx, _xx, _xx, _dl, _s1, _xx, _xx, _s2, _s3, _vr, _xx, _xx, /* 0B40 - 0B4F */
3171N/A _xx, _xx, _xx, _xx, _xx, _xx, _da, _dr, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _pb, /* 0B50 - 0B5F */
3171N/A _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, /* 0B60 - 0B6F */
3171N/A _xx, _bb /* 0B70 - 0B71 */
3171N/A};
3171N/A#else
0N/Astatic const IndicClassTable::CharClass oryaCharClasses[] =
0N/A{
0N/A _xx, _ma, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _iv, // 0B00 - 0B0F
0N/A _iv, _xx, _xx, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0B10 - 0B1F
0N/A _ct, _ct, _ct, _ct, _bb, _ct, _ct, _ct, _bb, _xx, _ct, _ct, _bb, _bb, _bb, _pb, // 0B20 - 0B2F
0N/A _rb, _xx, _bb, _bb, _xx, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _r2, _da, // 0B30 - 0B3F
0N/A _dr, _db, _db, _db, _xx, _xx, _xx, _l1, _s1, _xx, _xx, _s2, _s3, _vr, _xx, _xx, // 0B40 - 0B4F
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _m2, _m2, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _cn, // 0B50 - 0B5F
0N/A _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0B60 - 0B6F
0N/A _xx, _ct // 0B70 - 0B71
0N/A};
3171N/A#endif
0N/A
0N/Astatic const IndicClassTable::CharClass tamlCharClasses[] =
0N/A{
3171N/A _xx, _xx, _ma, _xx, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _iv, _iv, // 0B80 - 0B8F
0N/A _iv, _xx, _iv, _iv, _iv, _ct, _xx, _xx, _xx, _ct, _ct, _xx, _ct, _xx, _ct, _ct, // 0B90 - 0B9F
0N/A _xx, _xx, _xx, _ct, _ct, _xx, _xx, _xx, _ct, _ct, _ct, _xx, _xx, _xx, _ct, _ct, // 0BA0 - 0BAF
3171N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _r2, _dr, // 0BB0 - 0BBF
0N/A _da, _dr, _dr, _xx, _xx, _xx, _l1, _l1, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0BC0 - 0BCF
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0BD0 - 0BDF
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0BE0 - 0BEF
0N/A _xx, _xx, _xx // 0BF0 - 0BF2
0N/A};
0N/A
0N/A// FIXME: Should some of the bb's be pb's? (KA, NA, MA, YA, VA, etc. (approx 13))
5891N/A// U+C43 and U+C44 are _lm here not _dr. Similar to the situation with U+CC3 and
5891N/A// U+CC4 in Kannada below.
0N/Astatic const IndicClassTable::CharClass teluCharClasses[] =
0N/A{
0N/A _xx, _mp, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0C00 - 0C0F
0N/A _iv, _xx, _iv, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, // 0C10 - 0C1F
0N/A _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _bb, // 0C20 - 0C2F
3171N/A _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _xx, _xx, _da, _da, // 0C30 - 0C3F
5891N/A _da, _dr, _dr, _lm, _lm, _xx, _a1, _da, _s1, _xx, _da, _da, _da, _vr, _xx, _xx, // 0C40 - 0C4F
0N/A _xx, _xx, _xx, _xx, _xx, _da, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0C50 - 0C5F
0N/A _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0C60 - 0C6F
0N/A};
0N/A
0N/A// U+CC3 and U+CC4 are _lm here not _dr since the Kannada rendering
0N/A// rules want them below and to the right of the entire cluster
0N/A//
0N/A// There's some information about this in:
0N/A//
0N/A// http://brahmi.sourceforge.net/docs/KannadaComputing.html
0N/Astatic const IndicClassTable::CharClass kndaCharClasses[] =
0N/A{
3171N/A _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0C80 - 0C8F
0N/A _iv, _xx, _iv, _iv, _iv, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, // 0C90 - 0C9F
0N/A _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _bb, // 0CA0 - 0CAF
0N/A _rb, _ct, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _xx, _xx, _dr, _da, // 0CB0 - 0CBF
0N/A _s1, _dr, _r2, _lm, _lm, _xx, _a1, _s2, _s3, _xx, _s4, _s5, _da, _vr, _xx, _xx, // 0CC0 - 0CCF
0N/A _xx, _xx, _xx, _xx, _xx, _m3, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _ct, _xx, // 0CD0 - 0CDF
0N/A _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0CE0 - 0CEF
0N/A};
0N/A
0N/A// FIXME: this is correct for old-style Malayalam (MAL) but not for reformed Malayalam (MLR)
0N/A// FIXME: should there be a REPH for old-style Malayalam?
0N/Astatic const IndicClassTable::CharClass mlymCharClasses[] =
0N/A{
0N/A _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _iv, _iv, // 0D00 - 0D0F
3171N/A _iv, _xx, _iv, _iv, _iv, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0D10 - 0D1F
3171N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _pb, // 0D20 - 0D2F
3171N/A _fb, _fb, _bb, _ct, _ct, _pb, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _r2, _dr, // 0D30 - 0D3F
0N/A _dr, _dr, _dr, _dr, _xx, _xx, _l1, _l1, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0D40 - 0D4F
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _m2, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0D50 - 0D5F
0N/A _iv, _iv, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx // 0D60 - 0D6F
0N/A};
0N/A
0N/Astatic const IndicClassTable::CharClass sinhCharClasses[] =
0N/A{
0N/A _xx, _xx, _mp, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, // 0D80 - 0D8F
0N/A _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _ct, _ct, _ct, _ct, _ct, _ct, // 0D90 - 0D9F
0N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, // 0DA0 - 0DAF
0N/A _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _ct, _xx, _xx, // 0DB0 - 0DBF
3171N/A _ct, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _al, _xx, _xx, _xx, _xx, _dr, // 0DC0 - 0DCF
0N/A _dr, _dr, _da, _da, _db, _xx, _db, _xx, _dr, _dl, _s1, _dl, _s2, _s3, _s4, _dr, // 0DD0 - 0DDF
0N/A _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0DE0 - 0DEF
0N/A _xx, _xx, _dr, _dr, _xx // 0DF0 - 0DF4
0N/A};
0N/A
0N/A//
0N/A// Split matra tables
0N/A//
0N/Astatic const SplitMatra bengSplitTable[] = {{0x09C7, 0x09BE}, {0x09C7, 0x09D7}};
0N/A
0N/Astatic const SplitMatra oryaSplitTable[] = {{0x0B47, 0x0B56}, {0x0B47, 0x0B3E}, {0x0B47, 0x0B57}};
0N/A
0N/Astatic const SplitMatra tamlSplitTable[] = {{0x0BC6, 0x0BBE}, {0x0BC7, 0x0BBE}, {0x0BC6, 0x0BD7}};
0N/A
0N/Astatic const SplitMatra teluSplitTable[] = {{0x0C46, 0x0C56}};
0N/A
0N/Astatic const SplitMatra kndaSplitTable[] = {{0x0CBF, 0x0CD5}, {0x0CC6, 0x0CD5}, {0x0CC6, 0x0CD6}, {0x0CC6, 0x0CC2},
0N/A {0x0CC6, 0x0CC2, 0x0CD5}};
0N/A
0N/Astatic const SplitMatra mlymSplitTable[] = {{0x0D46, 0x0D3E}, {0x0D47, 0x0D3E}, {0x0D46, 0x0D57}};
0N/A
0N/A
0N/Astatic const SplitMatra sinhSplitTable[] = {{0x0DD9, 0x0DCA}, {0x0DD9, 0x0DCF}, {0x0DD9, 0x0DCF,0x0DCA},
0N/A {0x0DD9, 0x0DDF}};
0N/A//
0N/A// Script Flags
0N/A//
0N/A
0N/A// FIXME: post 'GSUB' reordering of MATRA_PRE's for Malayalam and Tamil
0N/A// FIXME: reformed Malayalam needs to reorder VATTU to before base glyph...
3171N/A// FIXME: not sure passing ZWJ/ZWNJ is best way to render Malayalam Cillu...
0N/A// FIXME: eyelash RA only for Devanagari??
3171N/A#define DEVA_SCRIPT_FLAGS (SF_EYELASH_RA | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define BENG_SCRIPT_FLAGS (SF_REPH_AFTER_BELOW | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define PUNJ_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define GUJR_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define ORYA_SCRIPT_FLAGS (SF_REPH_AFTER_BELOW | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define TAML_SCRIPT_FLAGS (SF_MPRE_FIXUP | SF_NO_POST_BASE_LIMIT | SF_FILTER_ZERO_WIDTH)
3171N/A#define TELU_SCRIPT_FLAGS (SF_MATRAS_AFTER_BASE | SF_FILTER_ZERO_WIDTH | 3)
3171N/A#define KNDA_SCRIPT_FLAGS (SF_MATRAS_AFTER_BASE | SF_FILTER_ZERO_WIDTH | 3)
3171N/A#define MLYM_SCRIPT_FLAGS (SF_MPRE_FIXUP | SF_NO_POST_BASE_LIMIT /*| SF_FILTER_ZERO_WIDTH*/)
3171N/A#define SINH_SCRIPT_FLAGS (SF_NO_POST_BASE_LIMIT)
0N/A
0N/A//
0N/A// Indic Class Tables
0N/A//
0N/Astatic const IndicClassTable devaClassTable = {0x0900, 0x0970, 2, DEVA_SCRIPT_FLAGS, devaCharClasses, NULL};
0N/A
0N/Astatic const IndicClassTable bengClassTable = {0x0980, 0x09FA, 3, BENG_SCRIPT_FLAGS, bengCharClasses, bengSplitTable};
0N/A
0N/Astatic const IndicClassTable punjClassTable = {0x0A00, 0x0A74, 2, PUNJ_SCRIPT_FLAGS, punjCharClasses, NULL};
0N/A
0N/Astatic const IndicClassTable gujrClassTable = {0x0A80, 0x0AEF, 2, GUJR_SCRIPT_FLAGS, gujrCharClasses, NULL};
0N/A
0N/Astatic const IndicClassTable oryaClassTable = {0x0B00, 0x0B71, 3, ORYA_SCRIPT_FLAGS, oryaCharClasses, oryaSplitTable};
0N/A
0N/Astatic const IndicClassTable tamlClassTable = {0x0B80, 0x0BF2, 3, TAML_SCRIPT_FLAGS, tamlCharClasses, tamlSplitTable};
0N/A
0N/Astatic const IndicClassTable teluClassTable = {0x0C00, 0x0C6F, 3, TELU_SCRIPT_FLAGS, teluCharClasses, teluSplitTable};
0N/A
0N/Astatic const IndicClassTable kndaClassTable = {0x0C80, 0x0CEF, 4, KNDA_SCRIPT_FLAGS, kndaCharClasses, kndaSplitTable};
0N/A
0N/Astatic const IndicClassTable mlymClassTable = {0x0D00, 0x0D6F, 3, MLYM_SCRIPT_FLAGS, mlymCharClasses, mlymSplitTable};
0N/A
1691N/Astatic const IndicClassTable sinhClassTable = {0x0D80, 0x0DF4, 4, SINH_SCRIPT_FLAGS, sinhCharClasses, sinhSplitTable};
0N/A
0N/A//
0N/A// IndicClassTable addresses
0N/A//
3171N/Astatic const IndicClassTable * const indicClassTables[scriptCodeCount] = {
0N/A NULL, /* 'zyyy' (COMMON) */
0N/A NULL, /* 'qaai' (INHERITED) */
0N/A NULL, /* 'arab' (ARABIC) */
0N/A NULL, /* 'armn' (ARMENIAN) */
0N/A &bengClassTable, /* 'beng' (BENGALI) */
0N/A NULL, /* 'bopo' (BOPOMOFO) */
0N/A NULL, /* 'cher' (CHEROKEE) */
0N/A NULL, /* 'copt' (COPTIC) */
0N/A NULL, /* 'cyrl' (CYRILLIC) */
0N/A NULL, /* 'dsrt' (DESERET) */
0N/A &devaClassTable, /* 'deva' (DEVANAGARI) */
0N/A NULL, /* 'ethi' (ETHIOPIC) */
0N/A NULL, /* 'geor' (GEORGIAN) */
0N/A NULL, /* 'goth' (GOTHIC) */
0N/A NULL, /* 'grek' (GREEK) */
0N/A &gujrClassTable, /* 'gujr' (GUJARATI) */
0N/A &punjClassTable, /* 'guru' (GURMUKHI) */
0N/A NULL, /* 'hani' (HAN) */
0N/A NULL, /* 'hang' (HANGUL) */
0N/A NULL, /* 'hebr' (HEBREW) */
0N/A NULL, /* 'hira' (HIRAGANA) */
0N/A &kndaClassTable, /* 'knda' (KANNADA) */
0N/A NULL, /* 'kata' (KATAKANA) */
0N/A NULL, /* 'khmr' (KHMER) */
0N/A NULL, /* 'laoo' (LAO) */
0N/A NULL, /* 'latn' (LATIN) */
0N/A &mlymClassTable, /* 'mlym' (MALAYALAM) */
0N/A NULL, /* 'mong' (MONGOLIAN) */
0N/A NULL, /* 'mymr' (MYANMAR) */
0N/A NULL, /* 'ogam' (OGHAM) */
0N/A NULL, /* 'ital' (OLD-ITALIC) */
0N/A &oryaClassTable, /* 'orya' (ORIYA) */
0N/A NULL, /* 'runr' (RUNIC) */
0N/A &sinhClassTable, /* 'sinh' (SINHALA) */
0N/A NULL, /* 'syrc' (SYRIAC) */
0N/A &tamlClassTable, /* 'taml' (TAMIL) */
0N/A &teluClassTable, /* 'telu' (TELUGU) */
0N/A NULL, /* 'thaa' (THAANA) */
0N/A NULL, /* 'thai' (THAI) */
0N/A NULL, /* 'tibt' (TIBETAN) */
0N/A NULL, /* 'cans' (CANADIAN-ABORIGINAL) */
0N/A NULL, /* 'yiii' (YI) */
0N/A NULL, /* 'tglg' (TAGALOG) */
0N/A NULL, /* 'hano' (HANUNOO) */
0N/A NULL, /* 'buhd' (BUHID) */
0N/A NULL, /* 'tagb' (TAGBANWA) */
0N/A NULL, /* 'brai' (BRAILLE) */
0N/A NULL, /* 'cprt' (CYPRIOT) */
0N/A NULL, /* 'limb' (LIMBU) */
0N/A NULL, /* 'linb' (LINEAR_B) */
0N/A NULL, /* 'osma' (OSMANYA) */
0N/A NULL, /* 'shaw' (SHAVIAN) */
0N/A NULL, /* 'tale' (TAI_LE) */
0N/A NULL, /* 'ugar' (UGARITIC) */
0N/A NULL, /* 'hrkt' (KATAKANA_OR_HIRAGANA) */
0N/A NULL, /* 'bugi' (BUGINESE) */
0N/A NULL, /* 'glag' (GLAGOLITIC) */
0N/A NULL, /* 'khar' (KHAROSHTHI) */
0N/A NULL, /* 'sylo' (SYLOTI_NAGRI) */
0N/A NULL, /* 'talu' (NEW_TAI_LUE) */
0N/A NULL, /* 'tfng' (TIFINAGH) */
3171N/A NULL, /* 'xpeo' (OLD_PERSIAN) */
3171N/A NULL, /* 'bali' (BALINESE) */
3171N/A NULL, /* 'batk' (BATK) */
3171N/A NULL, /* 'blis' (BLIS) */
3171N/A NULL, /* 'brah' (BRAH) */
3171N/A NULL, /* 'cham' (CHAM) */
3171N/A NULL, /* 'cirt' (CIRT) */
3171N/A NULL, /* 'cyrs' (CYRS) */
3171N/A NULL, /* 'egyd' (EGYD) */
3171N/A NULL, /* 'egyh' (EGYH) */
3171N/A NULL, /* 'egyp' (EGYP) */
3171N/A NULL, /* 'geok' (GEOK) */
3171N/A NULL, /* 'hans' (HANS) */
3171N/A NULL, /* 'hant' (HANT) */
3171N/A NULL, /* 'hmng' (HMNG) */
3171N/A NULL, /* 'hung' (HUNG) */
3171N/A NULL, /* 'inds' (INDS) */
3171N/A NULL, /* 'java' (JAVA) */
3171N/A NULL, /* 'kali' (KALI) */
3171N/A NULL, /* 'latf' (LATF) */
3171N/A NULL, /* 'latg' (LATG) */
3171N/A NULL, /* 'lepc' (LEPC) */
3171N/A NULL, /* 'lina' (LINA) */
3171N/A NULL, /* 'mand' (MAND) */
3171N/A NULL, /* 'maya' (MAYA) */
3171N/A NULL, /* 'mero' (MERO) */
3171N/A NULL, /* 'nko ' (NKO) */
3171N/A NULL, /* 'orkh' (ORKH) */
3171N/A NULL, /* 'perm' (PERM) */
3171N/A NULL, /* 'phag' (PHAGS_PA) */
3171N/A NULL, /* 'phnx' (PHOENICIAN) */
3171N/A NULL, /* 'plrd' (PLRD) */
3171N/A NULL, /* 'roro' (RORO) */
3171N/A NULL, /* 'sara' (SARA) */
3171N/A NULL, /* 'syre' (SYRE) */
3171N/A NULL, /* 'syrj' (SYRJ) */
3171N/A NULL, /* 'syrn' (SYRN) */
3171N/A NULL, /* 'teng' (TENG) */
3171N/A NULL, /* 'vai ' (VAII) */
3171N/A NULL, /* 'visp' (VISP) */
3171N/A NULL, /* 'xsux' (CUNEIFORM) */
3171N/A NULL, /* 'zxxx' (ZXXX) */
3171N/A NULL, /* 'zzzz' (UNKNOWN) */
3171N/A NULL, /* 'cari' (CARI) */
3171N/A NULL, /* 'jpan' (JPAN) */
3171N/A NULL, /* 'lana' (LANA) */
3171N/A NULL, /* 'lyci' (LYCI) */
3171N/A NULL, /* 'lydi' (LYDI) */
3171N/A NULL, /* 'olck' (OLCK) */
3171N/A NULL, /* 'rjng' (RJNG) */
3171N/A NULL, /* 'saur' (SAUR) */
3171N/A NULL, /* 'sgnw' (SGNW) */
3171N/A NULL, /* 'sund' (SUND) */
3171N/A NULL, /* 'moon' (MOON) */
3171N/A NULL, /* 'mtei' (MTEI) */
3171N/A NULL, /* 'armi' (ARMI) */
3171N/A NULL, /* 'avst' (AVST) */
3171N/A NULL, /* 'cakm' (CAKM) */
3171N/A NULL, /* 'kore' (KORE) */
3171N/A NULL, /* 'kthi' (KTHI) */
3171N/A NULL, /* 'mani' (MANI) */
3171N/A NULL, /* 'phli' (PHLI) */
3171N/A NULL, /* 'phlp' (PHLP) */
3171N/A NULL, /* 'phlv' (PHLV) */
3171N/A NULL, /* 'prti' (PRTI) */
3171N/A NULL, /* 'samr' (SAMR) */
3171N/A NULL, /* 'tavt' (TAVT) */
3171N/A NULL, /* 'zmth' (ZMTH) */
3171N/A NULL, /* 'zsym' (ZSYM) */
3171N/A NULL, /* 'bamu' (BAMUM) */
3171N/A NULL, /* 'lisu' (LISU) */
3171N/A NULL, /* 'nkgb' (NKGB) */
3171N/A NULL /* 'sarb' (OLD_SOUTH_ARABIAN) */
0N/A};
0N/A
0N/AIndicClassTable::CharClass IndicClassTable::getCharClass(LEUnicode ch) const
0N/A{
0N/A if (ch == C_SIGN_ZWJ) {
0N/A return CF_CONSONANT | CC_ZERO_WIDTH_MARK;
0N/A }
0N/A
0N/A if (ch == C_SIGN_ZWNJ) {
0N/A return CC_ZERO_WIDTH_MARK;
0N/A }
0N/A
0N/A if (ch < firstChar || ch > lastChar) {
0N/A return CC_RESERVED;
0N/A }
0N/A
0N/A return classTable[ch - firstChar];
0N/A}
0N/A
0N/Aconst IndicClassTable *IndicClassTable::getScriptClassTable(le_int32 scriptCode)
0N/A{
0N/A if (scriptCode < 0 || scriptCode >= scriptCodeCount) {
0N/A return NULL;
0N/A }
0N/A
0N/A return indicClassTables[scriptCode];
0N/A}
0N/A
0N/Ale_int32 IndicReordering::getWorstCaseExpansion(le_int32 scriptCode)
0N/A{
0N/A const IndicClassTable *classTable = IndicClassTable::getScriptClassTable(scriptCode);
0N/A
0N/A if (classTable == NULL) {
0N/A return 1;
0N/A }
0N/A
0N/A return classTable->getWorstCaseExpansion();
0N/A}
1693N/A
3171N/Ale_bool IndicReordering::getFilterZeroWidth(le_int32 scriptCode)
3171N/A{
3171N/A const IndicClassTable *classTable = IndicClassTable::getScriptClassTable(scriptCode);
3171N/A
3171N/A if (classTable == NULL) {
3171N/A return TRUE;
3171N/A }
3171N/A
3171N/A return classTable->getFilterZeroWidth();
3171N/A}
3171N/A
1693N/AU_NAMESPACE_END