diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc | 86 |
1 files changed, 56 insertions, 30 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc b/src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc index 0e9f2b4954..9da29e51c9 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc +++ b/src/3rdparty/harfbuzz-ng/src/hb-aat-layout.cc @@ -55,6 +55,13 @@ AAT::hb_aat_apply_context_t::hb_aat_apply_context_t (const hb_ot_shape_plan_t *p buffer (buffer_), sanitizer (), ankr_table (&Null (AAT::ankr)), + gdef_table ( +#ifndef HB_NO_OT_LAYOUT + face->table.GDEF->table +#else + &Null (GDEF) +#endif + ), lookup_index (0) { sanitizer.init (blob); @@ -79,7 +86,7 @@ AAT::hb_aat_apply_context_t::set_ankr_table (const AAT::ankr *ankr_table_) * @short_description: Apple Advanced Typography Layout * @include: hb-aat.h * - * Functions for querying AAT Layout features in the font face. + * Functions for querying AAT Layout features in the font face. * * HarfBuzz supports all of the AAT tables used to implement shaping. Other * AAT tables and their associated features are not supported. @@ -107,7 +114,7 @@ static const hb_aat_feature_mapping_t feature_mappings[] = {HB_TAG ('f','r','a','c'), HB_AAT_LAYOUT_FEATURE_TYPE_FRACTIONS, HB_AAT_LAYOUT_FEATURE_SELECTOR_DIAGONAL_FRACTIONS, HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_FRACTIONS}, {HB_TAG ('f','w','i','d'), HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_MONOSPACED_TEXT, (hb_aat_layout_feature_selector_t) 7}, {HB_TAG ('h','a','l','t'), HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_HALF_WIDTH_TEXT, (hb_aat_layout_feature_selector_t) 7}, - {HB_TAG ('h','i','s','t'), HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES, HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_OFF}, + {HB_TAG ('h','i','s','t'), (hb_aat_layout_feature_type_t) 40, (hb_aat_layout_feature_selector_t) 0, (hb_aat_layout_feature_selector_t) 1}, {HB_TAG ('h','k','n','a'), HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_HORIZ_KANA_OFF}, {HB_TAG ('h','l','i','g'), HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES, HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_HISTORICAL_LIGATURES_OFF}, {HB_TAG ('h','n','g','l'), HB_AAT_LAYOUT_FEATURE_TYPE_TRANSLITERATION, HB_AAT_LAYOUT_FEATURE_SELECTOR_HANJA_TO_HANGUL, HB_AAT_LAYOUT_FEATURE_SELECTOR_NO_TRANSLITERATION}, @@ -130,6 +137,7 @@ static const hb_aat_feature_mapping_t feature_mappings[] = {HB_TAG ('p','n','u','m'), HB_AAT_LAYOUT_FEATURE_TYPE_NUMBER_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_NUMBERS, (hb_aat_layout_feature_selector_t) 4}, {HB_TAG ('p','w','i','d'), HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_PROPORTIONAL_TEXT, (hb_aat_layout_feature_selector_t) 7}, {HB_TAG ('q','w','i','d'), HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_QUARTER_WIDTH_TEXT, (hb_aat_layout_feature_selector_t) 7}, + {HB_TAG ('r','l','i','g'), HB_AAT_LAYOUT_FEATURE_TYPE_LIGATURES, HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_REQUIRED_LIGATURES_OFF}, {HB_TAG ('r','u','b','y'), HB_AAT_LAYOUT_FEATURE_TYPE_RUBY_KANA, HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_RUBY_KANA_OFF}, {HB_TAG ('s','i','n','f'), HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_POSITION, HB_AAT_LAYOUT_FEATURE_SELECTOR_SCIENTIFIC_INFERIORS, HB_AAT_LAYOUT_FEATURE_SELECTOR_NORMAL_POSITION}, {HB_TAG ('s','m','c','p'), HB_AAT_LAYOUT_FEATURE_TYPE_LOWER_CASE, HB_AAT_LAYOUT_FEATURE_SELECTOR_LOWER_CASE_SMALL_CAPS, HB_AAT_LAYOUT_FEATURE_SELECTOR_DEFAULT_LOWER_CASE}, @@ -169,16 +177,17 @@ static const hb_aat_feature_mapping_t feature_mappings[] = {HB_TAG ('v','k','n','a'), HB_AAT_LAYOUT_FEATURE_TYPE_ALTERNATE_KANA, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALTERNATE_VERT_KANA_OFF}, {HB_TAG ('v','p','a','l'), HB_AAT_LAYOUT_FEATURE_TYPE_TEXT_SPACING, HB_AAT_LAYOUT_FEATURE_SELECTOR_ALT_PROPORTIONAL_TEXT, (hb_aat_layout_feature_selector_t) 7}, {HB_TAG ('v','r','t','2'), HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION, HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_SUBSTITUTE_VERTICAL_FORMS_OFF}, + {HB_TAG ('v','r','t','r'), HB_AAT_LAYOUT_FEATURE_TYPE_VERTICAL_SUBSTITUTION, (hb_aat_layout_feature_selector_t) 2, (hb_aat_layout_feature_selector_t) 3}, {HB_TAG ('z','e','r','o'), HB_AAT_LAYOUT_FEATURE_TYPE_TYPOGRAPHIC_EXTRAS, HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_ON, HB_AAT_LAYOUT_FEATURE_SELECTOR_SLASHED_ZERO_OFF}, }; -/** +/** * hb_aat_layout_find_feature_mapping: * @tag: The requested #hb_tag_t feature tag * * Fetches the AAT feature-and-selector combination that corresponds * to a given OpenType feature tag. - * + * * Return value: the AAT features and selectors corresponding to the * OpenType feature tag queried * @@ -202,14 +211,14 @@ void hb_aat_layout_compile_map (const hb_aat_map_builder_t *mapper, hb_aat_map_t *map) { - const AAT::morx& morx = *mapper->face->table.morx; + const AAT::morx& morx = *mapper->face->table.morx->table; if (morx.has_data ()) { morx.compile_flags (mapper, map); return; } - const AAT::mort& mort = *mapper->face->table.mort; + const AAT::mort& mort = *mapper->face->table.mort->table; if (mort.has_data ()) { mort.compile_flags (mapper, map); @@ -227,38 +236,54 @@ hb_aat_layout_compile_map (const hb_aat_map_builder_t *mapper, * * <note>Note: does not examine the `GSUB` table.</note> * - * Return value: %true if data found, %false otherwise + * Return value: `true` if data found, `false` otherwise * * Since: 2.3.0 */ hb_bool_t hb_aat_layout_has_substitution (hb_face_t *face) { - return face->table.morx->has_data () || - face->table.mort->has_data (); + return face->table.morx->table->has_data () || + face->table.mort->table->has_data (); } void hb_aat_layout_substitute (const hb_ot_shape_plan_t *plan, hb_font_t *font, - hb_buffer_t *buffer) + hb_buffer_t *buffer, + const hb_feature_t *features, + unsigned num_features) { - hb_blob_t *morx_blob = font->face->table.morx.get_blob (); - const AAT::morx& morx = *morx_blob->as<AAT::morx> (); - if (morx.has_data ()) + hb_aat_map_builder_t builder (font->face, plan->props); + for (unsigned i = 0; i < num_features; i++) + builder.add_feature (features[i]); + hb_aat_map_t map; + builder.compile (map); + { - AAT::hb_aat_apply_context_t c (plan, font, buffer, morx_blob); - morx.apply (&c); - return; + auto &accel = *font->face->table.morx; + const AAT::morx& morx = *accel.table; + if (morx.has_data ()) + { + AAT::hb_aat_apply_context_t c (plan, font, buffer, accel.get_blob ()); + if (!buffer->message (font, "start table morx")) return; + morx.apply (&c, map, accel); + (void) buffer->message (font, "end table morx"); + return; + } } - hb_blob_t *mort_blob = font->face->table.mort.get_blob (); - const AAT::mort& mort = *mort_blob->as<AAT::mort> (); - if (mort.has_data ()) { - AAT::hb_aat_apply_context_t c (plan, font, buffer, mort_blob); - mort.apply (&c); - return; + auto &accel = *font->face->table.mort; + const AAT::mort& mort = *accel.table; + if (mort.has_data ()) + { + AAT::hb_aat_apply_context_t c (plan, font, buffer, accel.get_blob ()); + if (!buffer->message (font, "start table mort")) return; + mort.apply (&c, map, accel); + (void) buffer->message (font, "end table mort"); + return; + } } } @@ -282,7 +307,7 @@ is_deleted_glyph (const hb_glyph_info_t *info) void hb_aat_layout_remove_deleted_glyphs (hb_buffer_t *buffer) { - hb_ot_layout_delete_glyphs_inplace (buffer, is_deleted_glyph); + buffer->delete_glyphs_inplace (is_deleted_glyph); } /** @@ -294,14 +319,14 @@ hb_aat_layout_remove_deleted_glyphs (hb_buffer_t *buffer) * * <note>Note: does not examine the `GPOS` table.</note> * - * Return value: %true if data found, %false otherwise + * Return value: `true` if data found, `false` otherwise * * Since: 2.3.0 */ hb_bool_t hb_aat_layout_has_positioning (hb_face_t *face) { - return face->table.kerx->has_data (); + return face->table.kerx->table->has_data (); } void @@ -309,12 +334,13 @@ hb_aat_layout_position (const hb_ot_shape_plan_t *plan, hb_font_t *font, hb_buffer_t *buffer) { - hb_blob_t *kerx_blob = font->face->table.kerx.get_blob (); - const AAT::kerx& kerx = *kerx_blob->as<AAT::kerx> (); + auto &accel = *font->face->table.kerx; - AAT::hb_aat_apply_context_t c (plan, font, buffer, kerx_blob); + AAT::hb_aat_apply_context_t c (plan, font, buffer, accel.get_blob ()); + if (!buffer->message (font, "start table kerx")) return; c.set_ankr_table (font->face->table.ankr.get ()); - kerx.apply (&c); + accel.apply (&c); + (void) buffer->message (font, "end table kerx"); } @@ -325,7 +351,7 @@ hb_aat_layout_position (const hb_ot_shape_plan_t *plan, * Tests whether the specified face includes any tracking information * in the `trak` table. * - * Return value: %true if data found, %false otherwise + * Return value: `true` if data found, `false` otherwise * * Since: 2.3.0 */ |