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Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh')
-rw-r--r--src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh22
1 files changed, 14 insertions, 8 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh b/src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh
index 4a4ce34053..1eb1b1c209 100644
--- a/src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh
+++ b/src/3rdparty/harfbuzz-ng/src/hb-bit-set-invertible.hh
@@ -38,10 +38,10 @@ struct hb_bit_set_invertible_t
bool inverted = false;
hb_bit_set_invertible_t () = default;
- hb_bit_set_invertible_t (hb_bit_set_invertible_t& o) = default;
- hb_bit_set_invertible_t (hb_bit_set_invertible_t&& o) = default;
+ hb_bit_set_invertible_t (const hb_bit_set_invertible_t& o) = default;
+ hb_bit_set_invertible_t (hb_bit_set_invertible_t&& other) : hb_bit_set_invertible_t () { hb_swap (*this, other); }
hb_bit_set_invertible_t& operator= (const hb_bit_set_invertible_t& o) = default;
- hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& o) = default;
+ hb_bit_set_invertible_t& operator= (hb_bit_set_invertible_t&& other) { hb_swap (*this, other); return *this; }
friend void swap (hb_bit_set_invertible_t &a, hb_bit_set_invertible_t &b)
{
if (likely (!a.s.successful || !b.s.successful))
@@ -56,6 +56,7 @@ struct hb_bit_set_invertible_t
bool in_error () const { return s.in_error (); }
explicit operator bool () const { return !is_empty (); }
+ void alloc (unsigned sz) { s.alloc (sz); }
void reset ()
{
s.reset ();
@@ -73,12 +74,19 @@ struct hb_bit_set_invertible_t
inverted = !inverted;
}
+ bool is_inverted () const
+ {
+ return inverted;
+ }
+
bool is_empty () const
{
hb_codepoint_t v = INVALID;
next (&v);
return v == INVALID;
}
+ uint32_t hash () const { return s.hash () ^ (uint32_t) inverted; }
+
hb_codepoint_t get_min () const
{
hb_codepoint_t v = INVALID;
@@ -97,7 +105,7 @@ struct hb_bit_set_invertible_t
void add (hb_codepoint_t g) { unlikely (inverted) ? s.del (g) : s.add (g); }
bool add_range (hb_codepoint_t a, hb_codepoint_t b)
- { return unlikely (inverted) ? (s.del_range (a, b), true) : s.add_range (a, b); }
+ { return unlikely (inverted) ? ((void) s.del_range (a, b), true) : s.add_range (a, b); }
template <typename T>
void add_array (const T *array, unsigned int count, unsigned int stride=sizeof(T))
@@ -120,10 +128,8 @@ struct hb_bit_set_invertible_t
bool get (hb_codepoint_t g) const { return s.get (g) ^ inverted; }
/* 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); }