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
35 * @short_description: GObject integration support
36 * @include: hb-gobject.h
38 * Support for using HarfBuzz with the GObject library to provide
41 * The types and functions listed here are solely a linkage between
42 * HarfBuzz's public data types and the GTypes used by the GObject framework.
43 * HarfBuzz uses GObject introspection to generate its Python bindings
44 * (and potentially other language bindings); client programs should never need
45 * to access the GObject-integration mechanics.
47 * For client programs using the GNOME and GTK software stack, please see the
48 * GLib and FreeType integration pages.
52 /* g++ didn't like older gtype.h gcc-only code path. */
54 #if !GLIB_CHECK_VERSION(2,29,16)
58 #define __GNUC_MINOR__ 6
61 #include "hb-gobject.h"
63 #define HB_DEFINE_BOXED_TYPE(name,copy_func,free_func) \
65 hb_gobject_##name##_get_type () \
67 static gsize type_id = 0; \
68 if (g_once_init_enter (&type_id)) { \
69 GType id = g_boxed_type_register_static (g_intern_static_string ("hb_" #name "_t"), \
70 (GBoxedCopyFunc) copy_func, \
71 (GBoxedFreeFunc) free_func); \
72 g_once_init_leave (&type_id, id); \
77 #define HB_DEFINE_OBJECT_TYPE(name) \
78 HB_DEFINE_BOXED_TYPE (name, hb_##name##_reference, hb_##name##_destroy)
80 #define HB_DEFINE_VALUE_TYPE(name) \
81 static hb_##name##_t *_hb_##name##_reference (const hb_##name##_t *l) \
83 hb_##name##_t *c = (hb_##name##_t *) calloc (1, sizeof (hb_##name##_t)); \
84 if (unlikely (!c)) return nullptr; \
88 static void _hb_##name##_destroy (hb_##name##_t *l) { free (l); } \
89 HB_DEFINE_BOXED_TYPE (name, _hb_##name##_reference, _hb_##name##_destroy)
91 HB_DEFINE_OBJECT_TYPE (buffer)
92 HB_DEFINE_OBJECT_TYPE (blob)
93 HB_DEFINE_OBJECT_TYPE (face)
94 HB_DEFINE_OBJECT_TYPE (font)
95 HB_DEFINE_OBJECT_TYPE (font_funcs)
96 HB_DEFINE_OBJECT_TYPE (set)
97 HB_DEFINE_OBJECT_TYPE (map)
98 HB_DEFINE_OBJECT_TYPE (shape_plan)
99 HB_DEFINE_OBJECT_TYPE (unicode_funcs)
100 HB_DEFINE_VALUE_TYPE (feature)
101 HB_DEFINE_VALUE_TYPE (glyph_info)
102 HB_DEFINE_VALUE_TYPE (glyph_position)
103 HB_DEFINE_VALUE_TYPE (segment_properties)
104 HB_DEFINE_VALUE_TYPE (user_data_key)
106 HB_DEFINE_VALUE_TYPE (ot_math_glyph_variant)
107 HB_DEFINE_VALUE_TYPE (ot_math_glyph_part)