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[Indic] Rename

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This commit is contained in:
Behdad Esfahbod 2012-08-02 07:13:55 -04:00
parent 610e5e8f71
commit 3614ba242f
1 changed files with 21 additions and 19 deletions
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40
src/hb-ot-shape-complex-indic.cc
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@ -106,11 +106,11 @@ compare_codepoint (const void *pa, const void *pb)
return a < b ? -1 : a == b ? 0 : +1;
}
struct consonant_position_closure_t
struct indic_shape_plan_t
{
struct feature_t
struct would_apply_feature_t
{
feature_t (const hb_ot_map_t *map, hb_tag_t feature_tag)
would_apply_feature_t (const hb_ot_map_t *map, hb_tag_t feature_tag)
{
map->get_stage_lookups (0/*GSUB*/,
map->get_feature_stage (0/*GSUB*/, feature_tag),
@ -132,21 +132,23 @@ struct consonant_position_closure_t
unsigned int count;
};
consonant_position_closure_t (const hb_ot_map_t *map_) :
map (map_),
pref (map_, HB_TAG('p','r','e','f')),
blwf (map_, HB_TAG('b','l','w','f')),
pstf (map_, HB_TAG('p','s','t','f')) {}
indic_shape_plan_t (const hb_ot_map_t *map_) :
map (map_),
pref (map_, HB_TAG('p','r','e','f')),
blwf (map_, HB_TAG('b','l','w','f')),
pstf (map_, HB_TAG('p','s','t','f')),
is_old_spec (IS_OLD_INDIC_TAG (map->get_chosen_script (0))) {}
const hb_ot_map_t *map;
feature_t pref;
feature_t blwf;
feature_t pstf;
would_apply_feature_t pref;
would_apply_feature_t blwf;
would_apply_feature_t pstf;
bool is_old_spec;
};
static indic_position_t
consonant_position (hb_codepoint_t u,
const consonant_position_closure_t *closure,
const indic_shape_plan_t *indic_plan,
hb_font_t *font)
{
if ((u & ~0x007F) == 0x1780)
@ -157,14 +159,14 @@ consonant_position (hb_codepoint_t u,
if ((u & ~0x007F) == 0x1780) virama = 0x17D2; /* Khmaer */
hb_codepoint_t glyphs[2];
unsigned int virama_pos = IS_OLD_INDIC_TAG (closure->map->get_chosen_script (0)) ? 1 : 0;
unsigned int virama_pos = indic_plan->is_old_spec ? 1 : 0;
font->get_glyph (virama, 0, &glyphs[virama_pos]);
font->get_glyph (u, 0, &glyphs[1-virama_pos]);
hb_face_t *face = font->face;
if (closure->pref.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_BELOW_C;
if (closure->blwf.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_BELOW_C;
if (closure->pstf.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_POST_C;
if (indic_plan->pref.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_BELOW_C;
if (indic_plan->blwf.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_BELOW_C;
if (indic_plan->pstf.would_substitute (glyphs, ARRAY_LENGTH (glyphs), face)) return POS_POST_C;
return POS_BASE_C;
}
@ -269,7 +271,7 @@ is_halant_or_coeng (const hb_glyph_info_t &info)
static inline void
set_indic_properties (hb_glyph_info_t &info,
const consonant_position_closure_t *closure,
const indic_shape_plan_t *closure,
hb_font_t *font)
{
hb_codepoint_t u = info.codepoint;
@ -471,11 +473,11 @@ setup_masks_indic (const hb_ot_complex_shaper_t *shaper,
/* We cannot setup masks here. We save information about characters
* and setup masks later on in a pause-callback. */
consonant_position_closure_t closure (map);
indic_shape_plan_t indic_plan (map);
unsigned int count = buffer->len;
for (unsigned int i = 0; i < count; i++)
set_indic_properties (buffer->info[i], &closure, font);
set_indic_properties (buffer->info[i], &indic_plan, font);
}
static int