hb-set.cc

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/*
 * Copyright © 2012  Google, Inc.
 *
 *  This is part of HarfBuzz, a text shaping library.
 *
 * Permission is hereby granted, without written agreement and without
 * license or royalty fees, to use, copy, modify, and distribute this
 * software and its documentation for any purpose, provided that the
 * above copyright notice and the following two paragraphs appear in
 * all copies of this software.
 *
 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *
 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
 * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 *
 * Google Author(s): Behdad Esfahbod
 */
 
#include "hb-set.hh"
 
 
hb_set_t *
hb_set_create ()
{
  hb_set_t *set;
 
  if (!(set = hb_object_create<hb_set_t> ()))
    return hb_set_get_empty ();
 
  set->init_shallow ();
 
  return set;
}
 
hb_set_t *
hb_set_get_empty ()
{
  return const_cast<hb_set_t *> (&Null (hb_set_t));
}
 
hb_set_t *
hb_set_reference (hb_set_t *set)
{
  return hb_object_reference (set);
}
 
void
hb_set_destroy (hb_set_t *set)
{
  if (!hb_object_destroy (set)) return;
 
  set->fini_shallow ();
 
  hb_free (set);
}
 
hb_bool_t
hb_set_set_user_data (hb_set_t           *set,
              hb_user_data_key_t *key,
              void *              data,
              hb_destroy_func_t   destroy,
              hb_bool_t           replace)
{
  return hb_object_set_user_data (set, key, data, destroy, replace);
}
 
void *
hb_set_get_user_data (hb_set_t           *set,
              hb_user_data_key_t *key)
{
  return hb_object_get_user_data (set, key);
}
 
 
hb_bool_t
hb_set_allocation_successful (const hb_set_t  *set)
{
  return !set->in_error ();
}
 
hb_set_t *
hb_set_copy (const hb_set_t *set)
{
  hb_set_t *copy = hb_set_create ();
  copy->set (*set);
  return copy;
}
 
void
hb_set_clear (hb_set_t *set)
{
  /* Immutible-safe. */
  set->clear ();
}
 
hb_bool_t
hb_set_is_empty (const hb_set_t *set)
{
  return set->is_empty ();
}
 
hb_bool_t
hb_set_has (const hb_set_t *set,
        hb_codepoint_t  codepoint)
{
  return set->has (codepoint);
}
 
void
hb_set_add (hb_set_t       *set,
        hb_codepoint_t  codepoint)
{
  /* Immutible-safe. */
  set->add (codepoint);
}
 
HB_EXTERN void
hb_set_add_sorted_array (hb_set_t             *set,
                 const hb_codepoint_t *sorted_codepoints,
                 unsigned int          num_codepoints)
{
  /* Immutible-safe. */
  set->add_sorted_array (sorted_codepoints,
                 num_codepoints,
                 sizeof(hb_codepoint_t));
}
 
void
hb_set_add_range (hb_set_t       *set,
          hb_codepoint_t  first,
          hb_codepoint_t  last)
{
  /* Immutible-safe. */
  set->add_range (first, last);
}
 
void
hb_set_del (hb_set_t       *set,
        hb_codepoint_t  codepoint)
{
  /* Immutible-safe. */
  set->del (codepoint);
}
 
void
hb_set_del_range (hb_set_t       *set,
          hb_codepoint_t  first,
          hb_codepoint_t  last)
{
  /* Immutible-safe. */
  set->del_range (first, last);
}
 
hb_bool_t
hb_set_is_equal (const hb_set_t *set,
         const hb_set_t *other)
{
  return set->is_equal (*other);
}
 
hb_bool_t
hb_set_is_subset (const hb_set_t *set,
          const hb_set_t *larger_set)
{
  return set->is_subset (*larger_set);
}
 
void
hb_set_set (hb_set_t       *set,
        const hb_set_t *other)
{
  /* Immutible-safe. */
  set->set (*other);
}
 
void
hb_set_union (hb_set_t       *set,
          const hb_set_t *other)
{
  /* Immutible-safe. */
  set->union_ (*other);
}
 
void
hb_set_intersect (hb_set_t       *set,
          const hb_set_t *other)
{
  /* Immutible-safe. */
  set->intersect (*other);
}
 
void
hb_set_subtract (hb_set_t       *set,
         const hb_set_t *other)
{
  /* Immutible-safe. */
  set->subtract (*other);
}
 
void
hb_set_symmetric_difference (hb_set_t       *set,
                 const hb_set_t *other)
{
  /* Immutible-safe. */
  set->symmetric_difference (*other);
}
 
void
hb_set_invert (hb_set_t *set)
{
  /* Immutible-safe. */
  set->invert ();
}
 
unsigned int
hb_set_get_population (const hb_set_t *set)
{
  return set->get_population ();
}
 
hb_codepoint_t
hb_set_get_min (const hb_set_t *set)
{
  return set->get_min ();
}
 
hb_codepoint_t
hb_set_get_max (const hb_set_t *set)
{
  return set->get_max ();
}
 
hb_bool_t
hb_set_next (const hb_set_t *set,
         hb_codepoint_t *codepoint)
{
  return set->next (codepoint);
}
 
hb_bool_t
hb_set_previous (const hb_set_t *set,
         hb_codepoint_t *codepoint)
{
  return set->previous (codepoint);
}
 
hb_bool_t
hb_set_next_range (const hb_set_t *set,
           hb_codepoint_t *first,
           hb_codepoint_t *last)
{
  return set->next_range (first, last);
}
 
hb_bool_t
hb_set_previous_range (const hb_set_t *set,
               hb_codepoint_t *first,
               hb_codepoint_t *last)
{
  return set->previous_range (first, last);
}
 
unsigned int
hb_set_next_many (const hb_set_t *set,
          hb_codepoint_t  codepoint,
          hb_codepoint_t *out,
          unsigned int    size)
{
  return set->next_many (codepoint, out, size);
}