1 | #ifndef OT_LAYOUT_GPOS_MARKBASEPOS_HH |
2 | #define OT_LAYOUT_GPOS_MARKBASEPOS_HH |
3 | |
4 | #include "MarkBasePosFormat1.hh" |
5 | |
6 | namespace OT { |
7 | namespace Layout { |
8 | namespace GPOS_impl { |
9 | |
10 | struct MarkBasePos |
11 | { |
12 | protected: |
13 | union { |
14 | HBUINT16 format; /* Format identifier */ |
15 | MarkBasePosFormat1_2<SmallTypes> format1; |
16 | #ifndef HB_NO_BEYOND_64K |
17 | MarkBasePosFormat1_2<MediumTypes> format2; |
18 | #endif |
19 | } u; |
20 | |
21 | public: |
22 | template <typename context_t, typename ...Ts> |
23 | typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const |
24 | { |
25 | if (unlikely (!c->may_dispatch (this, &u.format))) return c->no_dispatch_return_value (); |
26 | TRACE_DISPATCH (this, u.format); |
27 | switch (u.format) { |
28 | case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...)); |
29 | #ifndef HB_NO_BEYOND_64K |
30 | case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...)); |
31 | #endif |
32 | default:return_trace (c->default_return_value ()); |
33 | } |
34 | } |
35 | }; |
36 | |
37 | } |
38 | } |
39 | } |
40 | |
41 | #endif /* OT_LAYOUT_GPOS_MARKBASEPOS_HH */ |
42 | |