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Third Party Harfbuzz
提交 8fdba506 编写于 作者: B Behdad Esfahbod
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[Indic] Define indic_position_t

上级 65988a14
隐藏空白更改
内联 并排
Showing with 122 addition and 117 deletion
src/hb-ot-shape-complex-indic.cc
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......@@ -56,6 +56,17 @@ enum indic_category_t {
OT_NBSP
};
/* Visual positions in a syllable from left to right. */
enum indic_position_t {
POS_PRE,
POS_BASE,
POS_ABOVE,
POS_BELOW,
POS_POST,
POS_INHERIT /* For Halant, Nukta, ZWJ, ZWNJ */
};
/* Categories used in IndicSyllabicCategory.txt from UCD */
/* The assignments are guesswork */
enum indic_syllabic_category_t {
......@@ -85,31 +96,25 @@ enum indic_syllabic_category_t {
/* Categories used in IndicSMatraCategory.txt from UCD */
enum indic_matra_category_t {
INDIC_MATRA_CATEGORY_NOT_APPLICABLE = 0,
INDIC_MATRA_CATEGORY_NOT_APPLICABLE = POS_BASE,
INDIC_MATRA_CATEGORY_LEFT = 0x01,
INDIC_MATRA_CATEGORY_TOP = 0x02,
INDIC_MATRA_CATEGORY_BOTTOM = 0x04,
INDIC_MATRA_CATEGORY_RIGHT = 0x08,
INDIC_MATRA_CATEGORY_LEFT = POS_PRE,
INDIC_MATRA_CATEGORY_TOP = POS_ABOVE,
INDIC_MATRA_CATEGORY_BOTTOM = POS_BELOW,
INDIC_MATRA_CATEGORY_RIGHT = POS_POST,
/* 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,
* in the generic pre-shaping layer. They will only be used if
* the font does not cover the decomposition. In which case, we
* define these as aliases to the place we want the split-matra
* glyph to show up. Quite arbitrary. */
INDIC_MATRA_CATEGORY_BOTTOM_AND_RIGHT = INDIC_MATRA_CATEGORY_BOTTOM,
INDIC_MATRA_CATEGORY_LEFT_AND_RIGHT = INDIC_MATRA_CATEGORY_LEFT,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM = INDIC_MATRA_CATEGORY_BOTTOM,
INDIC_MATRA_CATEGORY_TOP_AND_BOTTOM_AND_RIGHT = INDIC_MATRA_CATEGORY_BOTTOM,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT = INDIC_MATRA_CATEGORY_LEFT,
INDIC_MATRA_CATEGORY_TOP_AND_LEFT_AND_RIGHT = INDIC_MATRA_CATEGORY_LEFT,
INDIC_MATRA_CATEGORY_TOP_AND_RIGHT = INDIC_MATRA_CATEGORY_RIGHT,
INDIC_MATRA_CATEGORY_INVISIBLE = INDIC_MATRA_CATEGORY_NOT_APPLICABLE,
INDIC_MATRA_CATEGORY_OVERSTRUCK = INDIC_MATRA_CATEGORY_NOT_APPLICABLE,
......@@ -131,102 +136,102 @@ enum indic_matra_category_t {
*/
static const struct {
hb_codepoint_t u;
indic_matra_category_t position;
indic_position_t position;
} consonant_positions[] = {
{0x0930, INDIC_MATRA_CATEGORY_BOTTOM},
{0x09AC, INDIC_MATRA_CATEGORY_BOTTOM},
{0x09AF, INDIC_MATRA_CATEGORY_RIGHT},
{0x09B0, INDIC_MATRA_CATEGORY_BOTTOM},
{0x09F0, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0A2F, INDIC_MATRA_CATEGORY_RIGHT},
{0x0A30, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0A35, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0A39, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0AB0, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B24, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B28, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B2C, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B2D, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B2E, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B2F, INDIC_MATRA_CATEGORY_RIGHT},
{0x0B30, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B32, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B33, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0B5F, INDIC_MATRA_CATEGORY_RIGHT},
{0x0B71, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C15, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C16, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C17, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C18, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C19, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1A, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1B, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1C, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1D, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1E, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C1F, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C20, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C21, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C22, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C23, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C24, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C25, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C26, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C27, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C28, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2A, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2B, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2C, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2D, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2E, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C2F, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C30, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C32, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C33, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C35, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C36, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C37, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C38, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C39, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C95, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C96, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C97, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C98, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C99, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9A, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9B, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9C, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9D, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9E, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0C9F, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA0, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA1, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA2, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA3, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA4, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA5, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA6, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA7, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CA8, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAA, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAB, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAC, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAD, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAE, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CAF, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB0, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB2, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB3, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB5, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB6, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB7, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB8, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CB9, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0CDE, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0D2F, INDIC_MATRA_CATEGORY_RIGHT},
{0x0D30, INDIC_MATRA_CATEGORY_RIGHT},
{0x0D32, INDIC_MATRA_CATEGORY_BOTTOM},
{0x0D35, INDIC_MATRA_CATEGORY_RIGHT},
{0x0930, POS_BELOW},
{0x09AC, POS_BELOW},
{0x09AF, POS_POST},
{0x09B0, POS_BELOW},
{0x09F0, POS_BELOW},
{0x0A2F, POS_POST},
{0x0A30, POS_BELOW},
{0x0A35, POS_BELOW},
{0x0A39, POS_BELOW},
{0x0AB0, POS_BELOW},
{0x0B24, POS_BELOW},
{0x0B28, POS_BELOW},
{0x0B2C, POS_BELOW},
{0x0B2D, POS_BELOW},
{0x0B2E, POS_BELOW},
{0x0B2F, POS_POST},
{0x0B30, POS_BELOW},
{0x0B32, POS_BELOW},
{0x0B33, POS_BELOW},
{0x0B5F, POS_POST},
{0x0B71, POS_BELOW},
{0x0C15, POS_BELOW},
{0x0C16, POS_BELOW},
{0x0C17, POS_BELOW},
{0x0C18, POS_BELOW},
{0x0C19, POS_BELOW},
{0x0C1A, POS_BELOW},
{0x0C1B, POS_BELOW},
{0x0C1C, POS_BELOW},
{0x0C1D, POS_BELOW},
{0x0C1E, POS_BELOW},
{0x0C1F, POS_BELOW},
{0x0C20, POS_BELOW},
{0x0C21, POS_BELOW},
{0x0C22, POS_BELOW},
{0x0C23, POS_BELOW},
{0x0C24, POS_BELOW},
{0x0C25, POS_BELOW},
{0x0C26, POS_BELOW},
{0x0C27, POS_BELOW},
{0x0C28, POS_BELOW},
{0x0C2A, POS_BELOW},
{0x0C2B, POS_BELOW},
{0x0C2C, POS_BELOW},
{0x0C2D, POS_BELOW},
{0x0C2E, POS_BELOW},
{0x0C2F, POS_BELOW},
{0x0C30, POS_BELOW},
{0x0C32, POS_BELOW},
{0x0C33, POS_BELOW},
{0x0C35, POS_BELOW},
{0x0C36, POS_BELOW},
{0x0C37, POS_BELOW},
{0x0C38, POS_BELOW},
{0x0C39, POS_BELOW},
{0x0C95, POS_BELOW},
{0x0C96, POS_BELOW},
{0x0C97, POS_BELOW},
{0x0C98, POS_BELOW},
{0x0C99, POS_BELOW},
{0x0C9A, POS_BELOW},
{0x0C9B, POS_BELOW},
{0x0C9C, POS_BELOW},
{0x0C9D, POS_BELOW},
{0x0C9E, POS_BELOW},
{0x0C9F, POS_BELOW},
{0x0CA0, POS_BELOW},
{0x0CA1, POS_BELOW},
{0x0CA2, POS_BELOW},
{0x0CA3, POS_BELOW},
{0x0CA4, POS_BELOW},
{0x0CA5, POS_BELOW},
{0x0CA6, POS_BELOW},
{0x0CA7, POS_BELOW},
{0x0CA8, POS_BELOW},
{0x0CAA, POS_BELOW},
{0x0CAB, POS_BELOW},
{0x0CAC, POS_BELOW},
{0x0CAD, POS_BELOW},
{0x0CAE, POS_BELOW},
{0x0CAF, POS_BELOW},
{0x0CB0, POS_BELOW},
{0x0CB2, POS_BELOW},
{0x0CB3, POS_BELOW},
{0x0CB5, POS_BELOW},
{0x0CB6, POS_BELOW},
{0x0CB7, POS_BELOW},
{0x0CB8, POS_BELOW},
{0x0CB9, POS_BELOW},
{0x0CDE, POS_BELOW},
{0x0D2F, POS_POST},
{0x0D30, POS_POST},
{0x0D32, POS_BELOW},
{0x0D35, POS_POST},
};
......
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