/** * SECTION:hb-map * @title: hb-map * @short_description: Object representing integer to integer mapping * @include: hb.h * * Map objects are integer-to-integer hash-maps. Currently they are * not used in the HarfBuzz public API, but are provided for client's * use if desired.
**/
/** * hb_map_reference: (skip) * @map: A map * * Increases the reference count on a map. * * Return value: (transfer full): The map * * Since: 1.7.7
**/
hb_map_t *
hb_map_reference (hb_map_t *map)
{ return hb_object_reference (map);
}
/** * hb_map_destroy: (skip) * @map: A map * * Decreases the reference count on a map. When * the reference count reaches zero, the map is * destroyed, freeing all memory. * * Since: 1.7.7
**/ void
hb_map_destroy (hb_map_t *map)
{ if (!hb_object_destroy (map)) return;
map->fini_shallow ();
hb_free (map);
}
/** * hb_map_set_user_data: (skip) * @map: A map * @key: The user-data key to set * @data: A pointer to the user data to set * @destroy: (nullable): A callback to call when @data is not needed anymore * @replace: Whether to replace an existing data with the same key * * Attaches a user-data key/data pair to the specified map. * * Return value: %true if success, %false otherwise * * Since: 1.7.7
**/
hb_bool_t
hb_map_set_user_data (hb_map_t *map,
hb_user_data_key_t *key, void * data,
hb_destroy_func_t destroy,
hb_bool_t replace)
{ return hb_object_set_user_data (map, key, data, destroy, replace);
}
/** * hb_map_get_user_data: (skip) * @map: A map * @key: The user-data key to query * * Fetches the user data associated with the specified key, * attached to the specified map. * * Return value: (transfer none): A pointer to the user data * * Since: 1.7.7
**/ void *
hb_map_get_user_data (hb_map_t *map,
hb_user_data_key_t *key)
{ return hb_object_get_user_data (map, key);
}
/** * hb_map_allocation_successful: * @map: A map * * Tests whether memory allocation for a set was successful. * * Return value: %true if allocation succeeded, %false otherwise * * Since: 1.7.7
**/
hb_bool_t
hb_map_allocation_successful (const hb_map_t *map)
{ return map->successful;
}
/** * hb_map_set: * @map: A map * @key: The key to store in the map * @value: The value to store for @key * * Stores @key:@value in the map. * * Since: 1.7.7
**/ void
hb_map_set (hb_map_t *map,
hb_codepoint_t key,
hb_codepoint_t value)
{ /* Immutable-safe. */
map->set (key, value);
}
/** * hb_map_get: * @map: A map * @key: The key to query * * Fetches the value stored for @key in @map. * * Since: 1.7.7
**/
hb_codepoint_t
hb_map_get (const hb_map_t *map,
hb_codepoint_t key)
{ return map->get (key);
}
/** * hb_map_del: * @map: A map * @key: The key to delete * * Removes @key and its stored value from @map. * * Since: 1.7.7
**/ void
hb_map_del (hb_map_t *map,
hb_codepoint_t key)
{ /* Immutable-safe. */
map->del (key);
}
/** * hb_map_has: * @map: A map * @key: The key to query * * Tests whether @key is an element of @map. * * Return value: %true if @key is found in @map, %false otherwise * * Since: 1.7.7
**/
hb_bool_t
hb_map_has (const hb_map_t *map,
hb_codepoint_t key)
{ return map->has (key);
}
/** * hb_map_clear: * @map: A map * * Clears out the contents of @map. * * Since: 1.7.7
**/ void
hb_map_clear (hb_map_t *map)
{ return map->clear ();
}
/** * hb_map_is_empty: * @map: A map * * Tests whether @map is empty (contains no elements). * * Return value: %true if @map is empty * * Since: 1.7.7
**/
hb_bool_t
hb_map_is_empty (const hb_map_t *map)
{ return map->is_empty ();
}
/** * hb_map_get_population: * @map: A map * * Returns the number of key-value pairs in the map. * * Return value: The population of @map * * Since: 1.7.7
**/ unsignedint
hb_map_get_population (const hb_map_t *map)
{ return map->get_population ();
}
/** * hb_map_is_equal: * @map: A map * @other: Another map * * Tests whether @map and @other are equal (contain the same * elements). * * Return value: %true if the two maps are equal, %false otherwise. * * Since: 4.3.0
**/
hb_bool_t
hb_map_is_equal (const hb_map_t *map, const hb_map_t *other)
{ return map->is_equal (*other);
}
/** * hb_map_hash: * @map: A map * * Creates a hash representing @map. * * Return value: * A hash of @map. * * Since: 4.4.0
**/
HB_EXTERN unsignedint
hb_map_hash (const hb_map_t *map)
{ return map->hash ();
}
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