diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh | 94 |
1 files changed, 44 insertions, 50 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh index d98cde121c..2a7a8ebbc0 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-ot-shape-complex-arabic-fallback.hh @@ -27,9 +27,9 @@ #ifndef HB_OT_SHAPE_COMPLEX_ARABIC_FALLBACK_HH #define HB_OT_SHAPE_COMPLEX_ARABIC_FALLBACK_HH -#include "hb-private.hh" +#include "hb.hh" -#include "hb-ot-shape-private.hh" +#include "hb-ot-shape.hh" #include "hb-ot-layout-gsub-table.hh" @@ -49,8 +49,8 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS hb_font_t *font, unsigned int feature_index) { - OT::GlyphID glyphs[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1]; - OT::GlyphID substitutes[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1]; + OT::HBGlyphID glyphs[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1]; + OT::HBGlyphID substitutes[SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1]; unsigned int num_glyphs = 0; /* Populate arrays */ @@ -66,8 +66,8 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS u_glyph > 0xFFFFu || s_glyph > 0xFFFFu) continue; - glyphs[num_glyphs].set (u_glyph); - substitutes[num_glyphs].set (s_glyph); + glyphs[num_glyphs] = u_glyph; + substitutes[num_glyphs] = s_glyph; num_glyphs++; } @@ -77,22 +77,20 @@ arabic_fallback_synthesize_lookup_single (const hb_ot_shape_plan_t *plan HB_UNUS /* Bubble-sort or something equally good! * May not be good-enough for presidential candidate interviews, but good-enough for us... */ - hb_stable_sort (&glyphs[0], num_glyphs, (int(*)(const OT::GlyphID*, const OT::GlyphID *)) OT::GlyphID::cmp, &substitutes[0]); + hb_stable_sort (&glyphs[0], num_glyphs, + (int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID::cmp, + &substitutes[0]); - OT::Supplier<OT::GlyphID> glyphs_supplier (glyphs, num_glyphs); - OT::Supplier<OT::GlyphID> substitutes_supplier (substitutes, num_glyphs); /* Each glyph takes four bytes max, and there's some overhead. */ char buf[(SHAPING_TABLE_LAST - SHAPING_TABLE_FIRST + 1) * 4 + 128]; - OT::hb_serialize_context_t c (buf, sizeof (buf)); + hb_serialize_context_t c (buf, sizeof (buf)); OT::SubstLookup *lookup = c.start_serialize<OT::SubstLookup> (); bool ret = lookup->serialize_single (&c, OT::LookupFlag::IgnoreMarks, - glyphs_supplier, - substitutes_supplier, - num_glyphs); + hb_sorted_array (glyphs, num_glyphs), + hb_array (substitutes, num_glyphs)); c.end_serialize (); - /* TODO sanitize the results? */ return ret ? c.copy<OT::SubstLookup> () : nullptr; } @@ -101,15 +99,15 @@ static OT::SubstLookup * arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UNUSED, hb_font_t *font) { - OT::GlyphID first_glyphs[ARRAY_LENGTH_CONST (ligature_table)]; + OT::HBGlyphID first_glyphs[ARRAY_LENGTH_CONST (ligature_table)]; unsigned int first_glyphs_indirection[ARRAY_LENGTH_CONST (ligature_table)]; unsigned int ligature_per_first_glyph_count_list[ARRAY_LENGTH_CONST (first_glyphs)]; unsigned int num_first_glyphs = 0; /* We know that all our ligatures are 2-component */ - OT::GlyphID ligature_list[ARRAY_LENGTH_CONST (first_glyphs) * ARRAY_LENGTH_CONST(ligature_table[0].ligatures)]; + OT::HBGlyphID ligature_list[ARRAY_LENGTH_CONST (first_glyphs) * ARRAY_LENGTH_CONST(ligature_table[0].ligatures)]; unsigned int component_count_list[ARRAY_LENGTH_CONST (ligature_list)]; - OT::GlyphID component_list[ARRAY_LENGTH_CONST (ligature_list) * 1/* One extra component per ligature */]; + OT::HBGlyphID component_list[ARRAY_LENGTH_CONST (ligature_list) * 1/* One extra component per ligature */]; unsigned int num_ligatures = 0; /* Populate arrays */ @@ -121,12 +119,14 @@ arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UN hb_codepoint_t first_glyph; if (!hb_font_get_glyph (font, first_u, 0, &first_glyph)) continue; - first_glyphs[num_first_glyphs].set (first_glyph); + first_glyphs[num_first_glyphs] = first_glyph; ligature_per_first_glyph_count_list[num_first_glyphs] = 0; first_glyphs_indirection[num_first_glyphs] = first_glyph_idx; num_first_glyphs++; } - hb_stable_sort (&first_glyphs[0], num_first_glyphs, (int(*)(const OT::GlyphID*, const OT::GlyphID *)) OT::GlyphID::cmp, &first_glyphs_indirection[0]); + hb_stable_sort (&first_glyphs[0], num_first_glyphs, + (int(*)(const OT::HBUINT16*, const OT::HBUINT16 *)) OT::HBGlyphID::cmp, + &first_glyphs_indirection[0]); /* Now that the first-glyphs are sorted, walk again, populate ligatures. */ for (unsigned int i = 0; i < num_first_glyphs; i++) @@ -145,9 +145,9 @@ arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UN ligature_per_first_glyph_count_list[i]++; - ligature_list[num_ligatures].set (ligature_glyph); + ligature_list[num_ligatures] = ligature_glyph; component_count_list[num_ligatures] = 2; - component_list[num_ligatures].set (second_glyph); + component_list[num_ligatures] = second_glyph; num_ligatures++; } } @@ -155,25 +155,18 @@ arabic_fallback_synthesize_lookup_ligature (const hb_ot_shape_plan_t *plan HB_UN if (!num_ligatures) return nullptr; - OT::Supplier<OT::GlyphID> first_glyphs_supplier (first_glyphs, num_first_glyphs); - OT::Supplier<unsigned int > ligature_per_first_glyph_count_supplier (ligature_per_first_glyph_count_list, num_first_glyphs); - OT::Supplier<OT::GlyphID> ligatures_supplier (ligature_list, num_ligatures); - OT::Supplier<unsigned int > component_count_supplier (component_count_list, num_ligatures); - OT::Supplier<OT::GlyphID> component_supplier (component_list, num_ligatures); /* 16 bytes per ligature ought to be enough... */ char buf[ARRAY_LENGTH_CONST (ligature_list) * 16 + 128]; - OT::hb_serialize_context_t c (buf, sizeof (buf)); + hb_serialize_context_t c (buf, sizeof (buf)); OT::SubstLookup *lookup = c.start_serialize<OT::SubstLookup> (); bool ret = lookup->serialize_ligature (&c, OT::LookupFlag::IgnoreMarks, - first_glyphs_supplier, - ligature_per_first_glyph_count_supplier, - num_first_glyphs, - ligatures_supplier, - component_count_supplier, - component_supplier); - + hb_sorted_array (first_glyphs, num_first_glyphs), + hb_array (ligature_per_first_glyph_count_list, num_first_glyphs), + hb_array (ligature_list, num_ligatures), + hb_array (component_count_list, num_ligatures), + hb_array (component_list, num_ligatures)); c.end_serialize (); /* TODO sanitize the results? */ @@ -195,19 +188,15 @@ arabic_fallback_synthesize_lookup (const hb_ot_shape_plan_t *plan, struct arabic_fallback_plan_t { - ASSERT_POD (); - unsigned int num_lookups; bool free_lookups; hb_mask_t mask_array[ARABIC_FALLBACK_MAX_LOOKUPS]; OT::SubstLookup *lookup_array[ARABIC_FALLBACK_MAX_LOOKUPS]; - hb_ot_layout_lookup_accelerator_t accel_array[ARABIC_FALLBACK_MAX_LOOKUPS]; + OT::hb_ot_layout_lookup_accelerator_t accel_array[ARABIC_FALLBACK_MAX_LOOKUPS]; }; -static const arabic_fallback_plan_t arabic_fallback_plan_nil = {}; - -#if (defined(_WIN32) || defined(__CYGWIN__)) && !defined(HB_NO_WIN1256) +#if defined(_WIN32) && !defined(HB_NO_WIN1256) #define HB_WITH_WIN1256 #endif @@ -215,16 +204,20 @@ static const arabic_fallback_plan_t arabic_fallback_plan_nil = {}; #include "hb-ot-shape-complex-arabic-win1256.hh" #endif -struct ManifestLookup { +struct ManifestLookup +{ + public: OT::Tag tag; OT::OffsetTo<OT::SubstLookup> lookupOffset; + public: + DEFINE_SIZE_STATIC (6); }; typedef OT::ArrayOf<ManifestLookup> Manifest; static bool -arabic_fallback_plan_init_win1256 (arabic_fallback_plan_t *fallback_plan, - const hb_ot_shape_plan_t *plan, - hb_font_t *font) +arabic_fallback_plan_init_win1256 (arabic_fallback_plan_t *fallback_plan HB_UNUSED, + const hb_ot_shape_plan_t *plan HB_UNUSED, + hb_font_t *font HB_UNUSED) { #ifdef HB_WITH_WIN1256 /* Does this font look like it's Windows-1256-encoded? */ @@ -237,8 +230,8 @@ arabic_fallback_plan_init_win1256 (arabic_fallback_plan_t *fallback_plan, return false; const Manifest &manifest = reinterpret_cast<const Manifest&> (arabic_win1256_gsub_lookups.manifest); - static_assert (sizeof (arabic_win1256_gsub_lookups.manifestData) / sizeof (ManifestLookup) - <= ARABIC_FALLBACK_MAX_LOOKUPS, ""); + static_assert (sizeof (arabic_win1256_gsub_lookups.manifestData) == + ARABIC_FALLBACK_MAX_LOOKUPS * sizeof (ManifestLookup), ""); /* TODO sanitize the table? */ unsigned j = 0; @@ -299,7 +292,7 @@ arabic_fallback_plan_create (const hb_ot_shape_plan_t *plan, { arabic_fallback_plan_t *fallback_plan = (arabic_fallback_plan_t *) calloc (1, sizeof (arabic_fallback_plan_t)); if (unlikely (!fallback_plan)) - return const_cast<arabic_fallback_plan_t *> (&arabic_fallback_plan_nil); + return const_cast<arabic_fallback_plan_t *> (&Null(arabic_fallback_plan_t)); fallback_plan->num_lookups = 0; fallback_plan->free_lookups = false; @@ -314,14 +307,15 @@ arabic_fallback_plan_create (const hb_ot_shape_plan_t *plan, if (arabic_fallback_plan_init_win1256 (fallback_plan, plan, font)) return fallback_plan; + assert (fallback_plan->num_lookups == 0); free (fallback_plan); - return const_cast<arabic_fallback_plan_t *> (&arabic_fallback_plan_nil); + return const_cast<arabic_fallback_plan_t *> (&Null(arabic_fallback_plan_t)); } static void arabic_fallback_plan_destroy (arabic_fallback_plan_t *fallback_plan) { - if (!fallback_plan || fallback_plan == &arabic_fallback_plan_nil) + if (!fallback_plan || fallback_plan->num_lookups == 0) return; for (unsigned int i = 0; i < fallback_plan->num_lookups; i++) @@ -340,7 +334,7 @@ arabic_fallback_plan_shape (arabic_fallback_plan_t *fallback_plan, hb_font_t *font, hb_buffer_t *buffer) { - OT::hb_apply_context_t c (0, font, buffer); + OT::hb_ot_apply_context_t c (0, font, buffer); for (unsigned int i = 0; i < fallback_plan->num_lookups; i++) if (fallback_plan->lookup_array[i]) { c.set_lookup_mask (fallback_plan->mask_array[i]); |