Roll harfbuzz-ng 3b8fd9c48f4bde368bf2d465c148b9743a9216ee

third_party/harfbuzz-ng/src/hb-set.cc

+/*
+ * 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-private.hh"
+
+
+
+/* Public API */
+
+static hb_set_t _hb_set_nil = {
+  HB_OBJECT_HEADER_STATIC,
+
+  {0} /* elts */
+};
+
+
+hb_set_t *
+hb_set_create ()
+{
+  hb_set_t *set;
+
+  if (!(set = hb_object_create<hb_set_t> ()))
+    return &_hb_set_nil;
+
+  set->clear ();
+
+  return set;
+}
+
+hb_set_t *
+hb_set_get_empty (void)
+{
+  return &_hb_set_nil;
+}
+
+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 ();
+
+  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 (hb_set_t  *set HB_UNUSED)
+{
+  return TRUE;
+}
+
+void
+hb_set_clear (hb_set_t *set)
+{
+  set->clear ();
+}
+
+hb_bool_t
+hb_set_empty (hb_set_t *set)
+{
+  return set->empty ();
+}
+
+hb_bool_t
+hb_set_has (hb_set_t       *set,
+            hb_codepoint_t  codepoint)
+{
+  return set->has (codepoint);
+}
+
+void
+hb_set_add (hb_set_t       *set,
+            hb_codepoint_t  codepoint)
+{
+  set->add (codepoint);
+}
+
+void
+hb_set_del (hb_set_t       *set,
+            hb_codepoint_t  codepoint)
+{
+  set->del (codepoint);
+}
+
+hb_bool_t
+hb_set_equal (hb_set_t *set,
+              hb_set_t *other)
+{
+  return set->equal (other);
+}
+
+void
+hb_set_set (hb_set_t *set,
+            hb_set_t *other)
+{
+  set->set (other);
+}
+
+void
+hb_set_union (hb_set_t *set,
+              hb_set_t *other)
+{
+  set->union_ (other);
+}
+
+void
+hb_set_intersect (hb_set_t *set,
+                  hb_set_t *other)
+{
+  set->intersect (other);
+}
+
+void
+hb_set_subtract (hb_set_t *set,
+                 hb_set_t *other)
+{
+  set->subtract (other);
+}
+
+void
+hb_set_symmetric_difference (hb_set_t *set,
+                             hb_set_t *other)
+{
+  set->symmetric_difference (other);
+}
+
+hb_codepoint_t
+hb_set_min (hb_set_t *set)
+{
+  return set->get_min ();
+}
+
+hb_codepoint_t
+hb_set_max (hb_set_t *set)
+{
+  return set->get_max ();
+}
+
+hb_bool_t
+hb_set_next (hb_set_t       *set,
+             hb_codepoint_t *codepoint)
+{
+  return set->next (codepoint);
+}