/src/harfbuzz/src/OT/Layout/GSUB/AlternateSubst.hh
Line | Count | Source |
1 | | #ifndef OT_LAYOUT_GSUB_ALTERNATESUBST_HH |
2 | | #define OT_LAYOUT_GSUB_ALTERNATESUBST_HH |
3 | | |
4 | | #include "AlternateSubstFormat1.hh" |
5 | | #include "Common.hh" |
6 | | |
7 | | namespace OT { |
8 | | namespace Layout { |
9 | | namespace GSUB_impl { |
10 | | |
11 | | struct AlternateSubst |
12 | | { |
13 | | protected: |
14 | | union { |
15 | | struct { HBUINT16 v; } format; /* Format identifier */ |
16 | | AlternateSubstFormat1_2<SmallTypes> format1; |
17 | | #ifndef HB_NO_BEYOND_64K |
18 | | AlternateSubstFormat1_2<MediumTypes> format2; |
19 | | #endif |
20 | | } u; |
21 | | public: |
22 | | |
23 | | template <typename context_t, typename ...Ts> |
24 | | typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const |
25 | 0 | { |
26 | 0 | if (unlikely (!c->may_dispatch (this, &u.format.v))) return c->no_dispatch_return_value (); |
27 | 0 | TRACE_DISPATCH (this, u.format.v); |
28 | 0 | switch (u.format.v) { |
29 | 0 | case 1: hb_barrier (); return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...)); |
30 | 0 | #ifndef HB_NO_BEYOND_64K |
31 | 0 | case 2: hb_barrier (); return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...)); |
32 | 0 | #endif |
33 | 0 | default:return_trace (c->default_return_value ()); |
34 | 0 | } |
35 | 0 | } Unexecuted instantiation: OT::hb_intersects_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_intersects_context_t>(OT::hb_intersects_context_t*) const Unexecuted instantiation: hb_sanitize_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<hb_sanitize_context_t>(hb_sanitize_context_t*) const Unexecuted instantiation: OT::hb_closure_lookups_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_closure_lookups_context_t>(OT::hb_closure_lookups_context_t*) const Unexecuted instantiation: OT::hb_have_non_1to1_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_have_non_1to1_context_t>(OT::hb_have_non_1to1_context_t*) const Unexecuted instantiation: OT::hb_ot_apply_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_ot_apply_context_t>(OT::hb_ot_apply_context_t*) const Unexecuted instantiation: OT::hb_closure_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_closure_context_t>(OT::hb_closure_context_t*) const Unexecuted instantiation: OT::hb_depend_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_depend_context_t>(OT::hb_depend_context_t*) const Unexecuted instantiation: OT::hb_collect_glyphs_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_collect_glyphs_context_t>(OT::hb_collect_glyphs_context_t*) const Unexecuted instantiation: OT::hb_would_apply_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_would_apply_context_t>(OT::hb_would_apply_context_t*) const Unexecuted instantiation: hb_subset_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<hb_subset_context_t>(hb_subset_context_t*) const Unexecuted instantiation: OT::hb_accelerate_subtables_context_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<OT::hb_accelerate_subtables_context_t>(OT::hb_accelerate_subtables_context_t*) const Unexecuted instantiation: hb_get_glyph_alternates_dispatch_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<hb_get_glyph_alternates_dispatch_t, unsigned int&, unsigned int&, unsigned int*&, unsigned int*&>(hb_get_glyph_alternates_dispatch_t*, unsigned int&, unsigned int&, unsigned int*&, unsigned int*&) const Unexecuted instantiation: hb_collect_glyph_alternates_dispatch_t::return_t OT::Layout::GSUB_impl::AlternateSubst::dispatch<hb_collect_glyph_alternates_dispatch_t, hb_map_t*&, hb_map_t*&>(hb_collect_glyph_alternates_dispatch_t*, hb_map_t*&, hb_map_t*&) const |
36 | | |
37 | | /* TODO This function is unused and should be done using iterators. While |
38 | | * at it perhaps using iterator of arrays of hb_codepoint_t instead. */ |
39 | | template <typename GlyphID> |
40 | | bool serialize (hb_serialize_context_t *c, |
41 | | hb_sorted_array_t<GlyphID> glyphs, |
42 | | hb_array_t<const unsigned int> alternate_len_list, |
43 | | hb_array_t<GlyphID> alternate_glyphs_list) |
44 | | { |
45 | | TRACE_SERIALIZE (this); |
46 | | if (unlikely (!c->extend_min (u.format.v))) return_trace (false); |
47 | | unsigned int format = 1; |
48 | | u.format.v = format; |
49 | | switch (u.format.v) { |
50 | | case 1: hb_barrier (); return_trace (u.format1.serialize (c, glyphs, alternate_len_list, alternate_glyphs_list)); |
51 | | default:return_trace (false); |
52 | | } |
53 | | } |
54 | | |
55 | | /* TODO subset() should choose format. */ |
56 | | |
57 | | }; |
58 | | |
59 | | } |
60 | | } |
61 | | } |
62 | | |
63 | | #endif /* OT_LAYOUT_GSUB_ALTERNATESUBST_HH */ |