diff options
Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-set.hh')
-rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-set.hh | 64 |
1 files changed, 51 insertions, 13 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-set.hh b/src/3rdparty/harfbuzz-ng/src/hb-set.hh index 437e234361..ce69ea2c9b 100644 --- a/src/3rdparty/harfbuzz-ng/src/hb-set.hh +++ b/src/3rdparty/harfbuzz-ng/src/hb-set.hh @@ -35,6 +35,8 @@ template <typename impl_t> struct hb_sparseset_t { + static constexpr bool realloc_move = true; + hb_object_header_t header; impl_t s; @@ -42,21 +44,32 @@ struct hb_sparseset_t ~hb_sparseset_t () { fini (); } hb_sparseset_t (const hb_sparseset_t& other) : hb_sparseset_t () { set (other); } - void operator= (const hb_sparseset_t& other) { set (other); } - // TODO Add move construtor/assign - // TODO Add constructor for Iterator + hb_sparseset_t (hb_sparseset_t&& other) noexcept : hb_sparseset_t () { s = std::move (other.s); } + hb_sparseset_t& operator = (const hb_sparseset_t& other) { set (other); return *this; } + hb_sparseset_t& operator = (hb_sparseset_t&& other) noexcept { s = std::move (other.s); return *this; } + friend void swap (hb_sparseset_t& a, hb_sparseset_t& b) noexcept { hb_swap (a.s, b.s); } + + hb_sparseset_t (std::initializer_list<hb_codepoint_t> lst) : hb_sparseset_t () + { + for (auto&& item : lst) + add (item); + } + template <typename Iterable, + hb_requires (hb_is_iterable (Iterable))> + hb_sparseset_t (const Iterable &o) : hb_sparseset_t () + { + hb_copy (o, *this); + } - void init_shallow () { s.init (); } void init () { hb_object_init (this); - init_shallow (); + s.init (); } - void fini_shallow () { s.fini (); } void fini () { hb_object_fini (this); - fini_shallow (); + s.fini (); } explicit operator bool () const { return !is_empty (); } @@ -64,10 +77,13 @@ struct hb_sparseset_t void err () { s.err (); } bool in_error () const { return s.in_error (); } + void alloc (unsigned sz) { s.alloc (sz); } void reset () { s.reset (); } void clear () { s.clear (); } void invert () { s.invert (); } + bool is_inverted () const { return s.is_inverted (); } bool is_empty () const { return s.is_empty (); } + uint32_t hash () const { return s.hash (); } void add (hb_codepoint_t g) { s.add (g); } bool add_range (hb_codepoint_t a, hb_codepoint_t b) { return s.add_range (a, b); } @@ -92,17 +108,16 @@ struct hb_sparseset_t bool get (hb_codepoint_t g) const { return s.get (g); } /* Has interface. */ - static constexpr bool SENTINEL = false; - typedef bool value_t; - value_t operator [] (hb_codepoint_t k) const { return get (k); } - bool has (hb_codepoint_t k) const { return (*this)[k] != SENTINEL; } + bool operator [] (hb_codepoint_t k) const { return get (k); } + bool has (hb_codepoint_t k) const { return (*this)[k]; } + /* Predicate. */ bool operator () (hb_codepoint_t k) const { return has (k); } /* Sink interface. */ hb_sparseset_t& operator << (hb_codepoint_t v) { add (v); return *this; } - hb_sparseset_t& operator << (const hb_pair_t<hb_codepoint_t, hb_codepoint_t>& range) + hb_sparseset_t& operator << (const hb_codepoint_pair_t& range) { add_range (range.first, range.second); return *this; } bool intersects (hb_codepoint_t first, hb_codepoint_t last) const @@ -111,6 +126,8 @@ struct hb_sparseset_t void set (const hb_sparseset_t &other) { s.set (other.s); } bool is_equal (const hb_sparseset_t &other) const { return s.is_equal (other.s); } + bool operator == (const hb_set_t &other) const { return is_equal (other); } + bool operator != (const hb_set_t &other) const { return !is_equal (other); } bool is_subset (const hb_sparseset_t &larger_set) const { return s.is_subset (larger_set.s); } @@ -125,6 +142,8 @@ struct hb_sparseset_t { return s.next_range (first, last); } bool previous_range (hb_codepoint_t *first, hb_codepoint_t *last) const { return s.previous_range (first, last); } + unsigned int next_many (hb_codepoint_t codepoint, hb_codepoint_t *out, unsigned int size) const + { return s.next_many (codepoint, out, size); } unsigned int get_population () const { return s.get_population (); } hb_codepoint_t get_min () const { return s.get_min (); } @@ -140,7 +159,26 @@ struct hb_sparseset_t operator iter_t () const { return iter (); } }; -struct hb_set_t : hb_sparseset_t<hb_bit_set_invertible_t> {}; +struct hb_set_t : hb_sparseset_t<hb_bit_set_invertible_t> +{ + using sparseset = hb_sparseset_t<hb_bit_set_invertible_t>; + + ~hb_set_t () = default; + hb_set_t () : sparseset () {}; + hb_set_t (const hb_set_t &o) : sparseset ((sparseset &) o) {}; + hb_set_t (hb_set_t&& o) noexcept : sparseset (std::move ((sparseset &) o)) {} + hb_set_t& operator = (const hb_set_t&) = default; + hb_set_t& operator = (hb_set_t&&) = default; + hb_set_t (std::initializer_list<hb_codepoint_t> lst) : sparseset (lst) {} + template <typename Iterable, + hb_requires (hb_is_iterable (Iterable))> + hb_set_t (const Iterable &o) : sparseset (o) {} + + hb_set_t& operator << (hb_codepoint_t v) + { sparseset::operator<< (v); return *this; } + hb_set_t& operator << (const hb_codepoint_pair_t& range) + { sparseset::operator<< (range); return *this; } +}; static_assert (hb_set_t::INVALID == HB_SET_VALUE_INVALID, ""); |