diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc')
-rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc | 77 |
1 files changed, 19 insertions, 58 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc b/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc index d016380cc6..7f74f2df82 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-myanmar.cc @@ -154,7 +154,7 @@ is_one_of (const hb_glyph_info_t &info, unsigned int flags) { /* If it ligated, all bets are off. */ if (_hb_glyph_info_ligated (&info)) return false; - return !!(FLAG (info.myanmar_category()) & flags); + return !!(FLAG_SAFE (info.myanmar_category()) & flags); } static inline bool @@ -304,9 +304,7 @@ compare_myanmar_order (const hb_glyph_info_t *pa, const hb_glyph_info_t *pb) * http://www.microsoft.com/typography/OpenTypeDev/myanmar/intro.htm */ static void -initial_reordering_consonant_syllable (const hb_ot_shape_plan_t *plan, - hb_face_t *face, - hb_buffer_t *buffer, +initial_reordering_consonant_syllable (hb_buffer_t *buffer, unsigned int start, unsigned int end) { hb_glyph_info_t *info = buffer->info; @@ -393,43 +391,11 @@ initial_reordering_consonant_syllable (const hb_ot_shape_plan_t *plan, } } - buffer->merge_clusters (start, end); /* Sit tight, rock 'n roll! */ - hb_bubble_sort (info + start, end - start, compare_myanmar_order); + buffer->sort (start, end, compare_myanmar_order); } static void -initial_reordering_broken_cluster (const hb_ot_shape_plan_t *plan, - hb_face_t *face, - hb_buffer_t *buffer, - unsigned int start, unsigned int end) -{ - /* We already inserted dotted-circles, so just call the consonant_syllable. */ - initial_reordering_consonant_syllable (plan, face, buffer, start, end); -} - -static void -initial_reordering_punctuation_cluster (const hb_ot_shape_plan_t *plan HB_UNUSED, - hb_face_t *face HB_UNUSED, - hb_buffer_t *buffer HB_UNUSED, - unsigned int start HB_UNUSED, unsigned int end HB_UNUSED) -{ - /* Nothing to do right now. If we ever switch to using the output - * buffer in the reordering process, we'd need to next_glyph() here. */ -} - -static void -initial_reordering_non_myanmar_cluster (const hb_ot_shape_plan_t *plan HB_UNUSED, - hb_face_t *face HB_UNUSED, - hb_buffer_t *buffer HB_UNUSED, - unsigned int start HB_UNUSED, unsigned int end HB_UNUSED) -{ - /* Nothing to do right now. If we ever switch to using the output - * buffer in the reordering process, we'd need to next_glyph() here. */ -} - - -static void initial_reordering_syllable (const hb_ot_shape_plan_t *plan, hb_face_t *face, hb_buffer_t *buffer, @@ -437,10 +403,15 @@ initial_reordering_syllable (const hb_ot_shape_plan_t *plan, { syllable_type_t syllable_type = (syllable_type_t) (buffer->info[start].syllable() & 0x0F); switch (syllable_type) { - case consonant_syllable: initial_reordering_consonant_syllable (plan, face, buffer, start, end); return; - case punctuation_cluster: initial_reordering_punctuation_cluster (plan, face, buffer, start, end); return; - case broken_cluster: initial_reordering_broken_cluster (plan, face, buffer, start, end); return; - case non_myanmar_cluster: initial_reordering_non_myanmar_cluster (plan, face, buffer, start, end); return; + + case broken_cluster: /* We already inserted dotted-circles, so just call the consonant_syllable. */ + case consonant_syllable: + initial_reordering_consonant_syllable (buffer, start, end); + break; + + case punctuation_cluster: + case non_myanmar_cluster: + break; } } @@ -484,12 +455,12 @@ insert_dotted_circles (const hb_ot_shape_plan_t *plan HB_UNUSED, { last_syllable = syllable; - hb_glyph_info_t info = dottedcircle; - info.cluster = buffer->cur().cluster; - info.mask = buffer->cur().mask; - info.syllable() = buffer->cur().syllable(); + hb_glyph_info_t ginfo = dottedcircle; + ginfo.cluster = buffer->cur().cluster; + ginfo.mask = buffer->cur().mask; + ginfo.syllable() = buffer->cur().syllable(); - buffer->output_info (info); + buffer->output_info (ginfo); } else buffer->next_glyph (); @@ -505,18 +476,8 @@ initial_reordering (const hb_ot_shape_plan_t *plan, { insert_dotted_circles (plan, font, buffer); - hb_glyph_info_t *info = buffer->info; - unsigned int count = buffer->len; - if (unlikely (!count)) return; - unsigned int last = 0; - unsigned int last_syllable = info[0].syllable(); - for (unsigned int i = 1; i < count; i++) - if (last_syllable != info[i].syllable()) { - initial_reordering_syllable (plan, font->face, buffer, last, i); - last = i; - last_syllable = info[last].syllable(); - } - initial_reordering_syllable (plan, font->face, buffer, last, count); + foreach_syllable (buffer, start, end) + initial_reordering_syllable (plan, font->face, buffer, start, end); } static void |