ICU-6.2.4.tar.gz

[apple/icu.git] / icuSources / layout / IndicClassTables.cpp

diff --git a/icuSources/layout/IndicClassTables.cpp b/icuSources/layout/IndicClassTables.cpp
index 0800ffd241a694146b4a6a6d6cf42b3d253853d7..46e1b782a5993dafd7a36ca1ef557ce06096cfb4 100644 (file)
--- a/icuSources/layout/IndicClassTables.cpp
+++ b/icuSources/layout/IndicClassTables.cpp
@@ -1,7 +1,6 @@
 /*
- * %W% %E%
  *
- * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
+ * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
  *
  */
 
@@ -30,18 +29,26 @@ enum
 
     // simple classes
     _xx = IndicClassTable::CC_RESERVED,
-    _ma = IndicClassTable::CC_MODIFYING_MARK_ABOVE,
-    _mp = IndicClassTable::CC_MODIFYING_MARK_POST,
+    _ma = IndicClassTable::CC_VOWEL_MODIFIER | IndicClassTable::CF_POS_ABOVE,
+    _mp = IndicClassTable::CC_VOWEL_MODIFIER | IndicClassTable::CF_POS_AFTER,
+    _sa = IndicClassTable::CC_STRESS_MARK | IndicClassTable::CF_POS_ABOVE,
+    _sb = IndicClassTable::CC_STRESS_MARK | IndicClassTable::CF_POS_BELOW,
     _iv = IndicClassTable::CC_INDEPENDENT_VOWEL,
+    _i2 = IndicClassTable::CC_INDEPENDENT_VOWEL_2,
     _ct = IndicClassTable::CC_CONSONANT | IndicClassTable::CF_CONSONANT,
     _cn = IndicClassTable::CC_CONSONANT_WITH_NUKTA | IndicClassTable::CF_CONSONANT,
     _nu = IndicClassTable::CC_NUKTA,
     _dv = IndicClassTable::CC_DEPENDENT_VOWEL,
-    _dl = _dv | IndicClassTable::CF_MATRA_PRE,
-    _db = _dv | IndicClassTable::CF_MATRA_BELOW,
-    _da = _dv | IndicClassTable::CF_MATRA_ABOVE,
-    _dr = _dv | IndicClassTable::CF_MATRA_POST,
+    _dl = _dv | IndicClassTable::CF_POS_BEFORE,
+    _db = _dv | IndicClassTable::CF_POS_BELOW,
+    _da = _dv | IndicClassTable::CF_POS_ABOVE,
+    _dr = _dv | IndicClassTable::CF_POS_AFTER,
     _lm = _dv | IndicClassTable::CF_LENGTH_MARK,
+    _l1 = IndicClassTable::CC_SPLIT_VOWEL_PIECE_1 | IndicClassTable::CF_POS_BEFORE,
+    _a1 = IndicClassTable::CC_SPLIT_VOWEL_PIECE_1 | IndicClassTable::CF_POS_ABOVE,
+    _r2 = IndicClassTable::CC_SPLIT_VOWEL_PIECE_2 | IndicClassTable::CF_POS_AFTER,
+    _m2 = IndicClassTable::CC_SPLIT_VOWEL_PIECE_2 | IndicClassTable::CF_LENGTH_MARK,
+    _m3 = IndicClassTable::CC_SPLIT_VOWEL_PIECE_3 | IndicClassTable::CF_LENGTH_MARK,
     _vr = IndicClassTable::CC_VIRAMA,
 
     // split matras
@@ -71,31 +78,31 @@ enum
 //
 static const IndicClassTable::CharClass devaCharClasses[] =
 {
-    _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, // 0900 - 090F
+    _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, _ct, _ct, _ct, _ct, _ct, _ct, _xx, _xx, _nu, _xx, _dr, _dl, // 0930 - 093F
+    _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, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _cn, _cn, _cn, _cn, _cn, _cn, _cn, _cn, // 0950 - 095F
+    _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, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _iv, // 0980 - 098F
+    _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, _dr, _dl, // 09B0 - 09BF
-    _dr, _db, _db, _db, _db, _xx, _xx, _dl, _dl, _xx, _xx, _s1, _s2, _vr, _xx, _xx, // 09C0 - 09CF
-    _xx, _xx, _xx, _xx, _xx, _xx, _xx, _dr, _xx, _xx, _xx, _xx, _cn, _cn, _xx, _cn, // 09D0 - 09DF
+    _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
     _ct, _ct, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx                           // 09F0 - 09FA
 };
 
 static const IndicClassTable::CharClass punjCharClasses[] =
 {
-    _xx, _xx, _ma, _xx, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _xx, _iv, // 0A00 - 0A0F
+    _xx, _ma, _ma, _mp, _xx, _iv, _iv, _iv, _iv, _iv, _iv, _xx, _xx, _xx, _xx, _iv, // 0A00 - 0A0F
     _iv, _xx, _xx, _iv, _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, _ct, _xx, _bb, _ct, _xx, _ct, _bb, _xx, _xx, _nu, _xx, _dr, _dl, // 0A30 - 0A3F
@@ -121,9 +128,9 @@ static const IndicClassTable::CharClass oryaCharClasses[] =
     _xx, _ma, _ma, _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
-    _rv, _xx, _bb, _bb, _xx, _xx, _ct, _ct, _ct, _ct, _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, _cn, // 0B50 - 0B5F
+    _rv, _xx, _bb, _bb, _xx, _xx, _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                                                                             // 0B70
 };
@@ -133,9 +140,9 @@ static const IndicClassTable::CharClass tamlCharClasses[] =
     _xx, _xx, _ma, _mp, _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, _xx, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _dr, _dr, // 0BB0 - 0BBF
-    _da, _dr, _dr, _xx, _xx, _xx, _dl, _dl, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0BC0 - 0BCF
-    _xx, _xx, _xx, _xx, _xx, _xx, _xx, _dr, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0BD0 - 0BDF
+    _ct, _ct, _ct, _ct, _ct, _ct, _xx, _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
 };
@@ -147,20 +154,25 @@ static const IndicClassTable::CharClass teluCharClasses[] =
     _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, _ct, _bb, _bb, _xx, _bb, _bb, _bb, _bb, _bb, _xx, _xx, _xx, _xx, _da, _da, // 0C30 - 0C3F
-    _da, _dr, _dr, _dr, _dr, _xx, _da, _da, _s1, _xx, _da, _da, _da, _vr, _xx, _xx, // 0C40 - 0C4F
-    _xx, _xx, _xx, _xx, _xx, _da, _db, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0C50 - 0C5F
+    _da, _dr, _dr, _dr, _dr, _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
 };
 
-// FIXME: is 0CD5 a dr or an lm??
+// 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, _iv, _xx, _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, _dr, _dr, _dr, _xx, _da, _s2, _s3, _xx, _s4, _s5, _da, _vr, _xx, _xx, // 0CC0 - 0CCF
-    _xx, _xx, _xx, _xx, _xx, _lm, _dr, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _ct, _xx, // 0CD0 - 0CDF
+    _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
 };
 
@@ -170,10 +182,10 @@ 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, _bb, // 0D10 - 0D1F
-    _ct, _ct, _ct, _bb, _ct, _bb, _bb, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _ct, // 0D20 - 0D2F
-    _pb, _cn, _bb, _ct, _ct, _pb, _ct, _ct, _ct, _ct, _xx, _xx, _xx, _xx, _dr, _dr, // 0D30 - 0D3F
-    _dr, _db, _db, _db, _xx, _xx, _dl, _dl, _dl, _xx, _s1, _s2, _s3, _vr, _xx, _xx, // 0D40 - 0D4F
-    _xx, _xx, _xx, _xx, _xx, _xx, _xx, _dr, _xx, _xx, _xx, _xx, _xx, _xx, _xx, _xx, // 0D50 - 0D5F
+    _ct, _ct, _ct, _bb, _ct, _bb, _bb, _ct, _ct, _xx, _ct, _ct, _ct, _ct, _ct, _pb, // 0D20 - 0D2F
+    _pb, _cn, _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
 };
 
@@ -234,7 +246,7 @@ static const IndicClassTable mlymClassTable = {0x0D00, 0x0D6F, 3, MLYM_SCRIPT_FL
 //
 // IndicClassTable addresses
 //
-static const IndicClassTable *indicClassTables[] = {
+static const IndicClassTable * const indicClassTables[] = {
     NULL,            /* 'zyyy' (COMMON) */
     NULL,            /* 'qaai' (INHERITED) */
     NULL,            /* 'arab' (ARABIC) */
@@ -288,7 +300,8 @@ static const IndicClassTable *indicClassTables[] = {
     NULL,            /* 'osma' (OSMANYA) */
     NULL,            /* 'shaw' (SHAVIAN) */
     NULL,            /* 'tale' (TAI_LE) */
-    NULL             /* 'ugar' (UGARITIC) */
+    NULL,            /* 'ugar' (UGARITIC) */
+    NULL             /* 'hrkt' (KATAKANA_OR_HIRAGANA) */
 };
 
 IndicClassTable::CharClass IndicClassTable::getCharClass(LEUnicode ch) const