diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/OT/Layout/GPOS/PairPos.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/OT/Layout/GPOS/PairPos.hh | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/OT/Layout/GPOS/PairPos.hh b/src/3rdparty/harfbuzz-ng/src/OT/Layout/GPOS/PairPos.hh new file mode 100644 index 0000000000..c13d4f4894 --- /dev/null +++ b/src/3rdparty/harfbuzz-ng/src/OT/Layout/GPOS/PairPos.hh @@ -0,0 +1,46 @@ +#ifndef OT_LAYOUT_GPOS_PAIRPOS_HH +#define OT_LAYOUT_GPOS_PAIRPOS_HH + +#include "PairPosFormat1.hh" +#include "PairPosFormat2.hh" + +namespace OT { +namespace Layout { +namespace GPOS_impl { + +struct PairPos +{ + protected: + union { + HBUINT16 format; /* Format identifier */ + PairPosFormat1_3<SmallTypes> format1; + PairPosFormat2_4<SmallTypes> format2; +#ifndef HB_NO_BEYOND_64K + PairPosFormat1_3<MediumTypes> format3; + PairPosFormat2_4<MediumTypes> format4; +#endif + } u; + + public: + template <typename context_t, typename ...Ts> + typename context_t::return_t dispatch (context_t *c, Ts&&... ds) const + { + if (unlikely (!c->may_dispatch (this, &u.format))) return c->no_dispatch_return_value (); + TRACE_DISPATCH (this, u.format); + switch (u.format) { + case 1: return_trace (c->dispatch (u.format1, std::forward<Ts> (ds)...)); + case 2: return_trace (c->dispatch (u.format2, std::forward<Ts> (ds)...)); +#ifndef HB_NO_BEYOND_64K + case 3: return_trace (c->dispatch (u.format3, std::forward<Ts> (ds)...)); + case 4: return_trace (c->dispatch (u.format4, std::forward<Ts> (ds)...)); +#endif + default:return_trace (c->default_return_value ()); + } + } +}; + +} +} +} + +#endif // OT_LAYOUT_GPOS_PAIRPOS_HH |