2 * Copyright © 2011 Google, Inc.
4 * This is part of HarfBuzz, a text shaping library.
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
24 * Google Author(s): Behdad Esfahbod
33 * @short_description: GObject integration
34 * @include: hb-gobject.h
36 * Functions for using HarfBuzz with the GObject library to provide
41 /* g++ didn't like older gtype.h gcc-only code path. */
43 #if !GLIB_CHECK_VERSION(2,29,16)
47 #define __GNUC_MINOR__ 6
50 #include "hb-gobject.h"
52 #define HB_DEFINE_BOXED_TYPE(name,copy_func,free_func) \
54 hb_gobject_##name##_get_type () \
56 static gsize type_id = 0; \
57 if (g_once_init_enter (&type_id)) { \
58 GType id = g_boxed_type_register_static (g_intern_static_string ("hb_" #name "_t"), \
59 (GBoxedCopyFunc) copy_func, \
60 (GBoxedFreeFunc) free_func); \
61 g_once_init_leave (&type_id, id); \
66 #define HB_DEFINE_OBJECT_TYPE(name) \
67 HB_DEFINE_BOXED_TYPE (name, hb_##name##_reference, hb_##name##_destroy)
69 #define HB_DEFINE_VALUE_TYPE(name) \
70 static hb_##name##_t *_hb_##name##_reference (const hb_##name##_t *l) \
72 hb_##name##_t *c = (hb_##name##_t *) calloc (1, sizeof (hb_##name##_t)); \
73 if (unlikely (!c)) return nullptr; \
77 static void _hb_##name##_destroy (hb_##name##_t *l) { free (l); } \
78 HB_DEFINE_BOXED_TYPE (name, _hb_##name##_reference, _hb_##name##_destroy)
80 HB_DEFINE_OBJECT_TYPE (buffer)
81 HB_DEFINE_OBJECT_TYPE (blob)
82 HB_DEFINE_OBJECT_TYPE (face)
83 HB_DEFINE_OBJECT_TYPE (font)
84 HB_DEFINE_OBJECT_TYPE (font_funcs)
85 HB_DEFINE_OBJECT_TYPE (set)
86 HB_DEFINE_OBJECT_TYPE (map)
87 HB_DEFINE_OBJECT_TYPE (shape_plan)
88 HB_DEFINE_OBJECT_TYPE (unicode_funcs)
89 HB_DEFINE_VALUE_TYPE (feature)
90 HB_DEFINE_VALUE_TYPE (glyph_info)
91 HB_DEFINE_VALUE_TYPE (glyph_position)
92 HB_DEFINE_VALUE_TYPE (segment_properties)
93 HB_DEFINE_VALUE_TYPE (user_data_key)
95 HB_DEFINE_VALUE_TYPE (ot_math_glyph_variant)
96 HB_DEFINE_VALUE_TYPE (ot_math_glyph_part)