Better categorize Indic character classes

Matches OT types now.
This commit is contained in:
Behdad Esfahbod 2011-06-15 17:22:48 -04:00
parent 31f18abecb
commit 422e08dbb8
1 changed files with 32 additions and 19 deletions

View File

@ -57,7 +57,7 @@ enum {
enum indic_syllabic_category_t {
INDIC_SYLLABIC_CATEGORY_OTHER = OT_X,
INDIC_SYLLABIC_CATEGORY_AVAGRAHA = OT_SM,
INDIC_SYLLABIC_CATEGORY_AVAGRAHA = OT_X,
INDIC_SYLLABIC_CATEGORY_BINDU = OT_SM,
INDIC_SYLLABIC_CATEGORY_CONSONANT = OT_C,
INDIC_SYLLABIC_CATEGORY_CONSONANT_DEAD = OT_C,
@ -67,11 +67,11 @@ enum indic_syllabic_category_t {
INDIC_SYLLABIC_CATEGORY_CONSONANT_PLACEHOLDER = OT_NBSP,
INDIC_SYLLABIC_CATEGORY_CONSONANT_SUBJOINED = OT_C,
INDIC_SYLLABIC_CATEGORY_CONSONANT_REPHA = OT_C,
INDIC_SYLLABIC_CATEGORY_MODIFYING_LETTER = OT_SM,
INDIC_SYLLABIC_CATEGORY_MODIFYING_LETTER = OT_X,
INDIC_SYLLABIC_CATEGORY_NUKTA = OT_N,
INDIC_SYLLABIC_CATEGORY_REGISTER_SHIFTER = OT_SM,
INDIC_SYLLABIC_CATEGORY_TONE_LETTER = OT_V,
INDIC_SYLLABIC_CATEGORY_TONE_MARK = OT_M,
INDIC_SYLLABIC_CATEGORY_REGISTER_SHIFTER = OT_X,
INDIC_SYLLABIC_CATEGORY_TONE_LETTER = OT_X,
INDIC_SYLLABIC_CATEGORY_TONE_MARK = OT_X,
INDIC_SYLLABIC_CATEGORY_VIRAMA = OT_H,
INDIC_SYLLABIC_CATEGORY_VISARGA = OT_SM,
INDIC_SYLLABIC_CATEGORY_VOWEL = OT_V,
@ -83,20 +83,33 @@ enum indic_syllabic_category_t {
enum indic_matra_category_t {
INDIC_MATRA_CATEGORY_NOT_APPLICABLE = 0,
INDIC_MATRA_CATEGORY_BOTTOM,
INDIC_MATRA_CATEGORY_BOTTOM_AND_RIGHT,
INDIC_MATRA_CATEGORY_INVISIBLE,
INDIC_MATRA_CATEGORY_LEFT,
INDIC_MATRA_CATEGORY_LEFT_AND_RIGHT,
INDIC_MATRA_CATEGORY_OVERSTRUCK,
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_TOP,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM_AND_RIGHT,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT_AND_RIGHT,
INDIC_MATRA_CATEGORY_TOP_AND_RIGHT,
INDIC_MATRA_CATEGORY_VISUAL_ORDER_LEFT
INDIC_MATRA_CATEGORY_LEFT = 0x01,
INDIC_MATRA_CATEGORY_TOP = 0x02,
INDIC_MATRA_CATEGORY_BOTTOM = 0x04,
INDIC_MATRA_CATEGORY_RIGHT = 0x08,
/* We don't really care much about these since we decompose them
* in the generic pre-shaping layer. */
INDIC_MATRA_CATEGORY_BOTTOM_AND_RIGHT = INDIC_MATRA_CATEGORY_BOTTOM +
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_LEFT_AND_RIGHT = INDIC_MATRA_CATEGORY_LEFT +
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM = INDIC_MATRA_CATEGORY_TOP +
INDIC_MATRA_CATEGORY_BOTTOM,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM_AND_RIGHT = INDIC_MATRA_CATEGORY_TOP +
INDIC_MATRA_CATEGORY_BOTTOM +
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT = INDIC_MATRA_CATEGORY_TOP +
INDIC_MATRA_CATEGORY_LEFT,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT_AND_RIGHT = INDIC_MATRA_CATEGORY_TOP +
INDIC_MATRA_CATEGORY_LEFT +
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_TOP_AND_RIGHT = INDIC_MATRA_CATEGORY_TOP +
INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_INVISIBLE = INDIC_MATRA_CATEGORY_NOT_APPLICABLE,
INDIC_MATRA_CATEGORY_OVERSTRUCK = INDIC_MATRA_CATEGORY_NOT_APPLICABLE,
INDIC_MATRA_CATEGORY_VISUAL_ORDER_LEFT = INDIC_MATRA_CATEGORY_NOT_APPLICABLE
};
#define INDIC_COMBINE_CATEGORIES(S,M) \