1/*
2 * Copyright © 2011 Google, Inc.
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
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.
11 *
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
16 * DAMAGE.
17 *
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.
23 *
24 * Google Author(s): Behdad Esfahbod
25 */
26
27#include "hb.hh"
28
29#ifdef HAVE_GOBJECT
30
31
32/**
33 * SECTION:hb-gobject
34 * @title: hb-gobject
35 * @short_description: GObject integration
36 * @include: hb-gobject.h
37 *
38 * Functions for using HarfBuzz with the GObject library to provide
39 * type data.
40 **/
41
42
43/* g++ didn't like older gtype.h gcc-only code path. */
44#include <glib.h>
45#if !GLIB_CHECK_VERSION(2,29,16)
46#undef __GNUC__
47#undef __GNUC_MINOR__
48#define __GNUC__ 2
49#define __GNUC_MINOR__ 6
50#endif
51
52#include "hb-gobject.h"
53
54#define HB_DEFINE_BOXED_TYPE(name,copy_func,free_func) \
55GType \
56hb_gobject_##name##_get_type () \
57{ \
58 static gsize type_id = 0; \
59 if (g_once_init_enter (&type_id)) { \
60 GType id = g_boxed_type_register_static (g_intern_static_string ("hb_" #name "_t"), \
61 (GBoxedCopyFunc) copy_func, \
62 (GBoxedFreeFunc) free_func); \
63 g_once_init_leave (&type_id, id); \
64 } \
65 return type_id; \
66}
67
68#define HB_DEFINE_OBJECT_TYPE(name) \
69 HB_DEFINE_BOXED_TYPE (name, hb_##name##_reference, hb_##name##_destroy)
70
71#define HB_DEFINE_VALUE_TYPE(name) \
72 static hb_##name##_t *_hb_##name##_reference (const hb_##name##_t *l) \
73 { \
74 hb_##name##_t *c = (hb_##name##_t *) calloc (1, sizeof (hb_##name##_t)); \
75 if (unlikely (!c)) return nullptr; \
76 *c = *l; \
77 return c; \
78 } \
79 static void _hb_##name##_destroy (hb_##name##_t *l) { free (l); } \
80 HB_DEFINE_BOXED_TYPE (name, _hb_##name##_reference, _hb_##name##_destroy)
81
82HB_DEFINE_OBJECT_TYPE (buffer)
83HB_DEFINE_OBJECT_TYPE (blob)
84HB_DEFINE_OBJECT_TYPE (face)
85HB_DEFINE_OBJECT_TYPE (font)
86HB_DEFINE_OBJECT_TYPE (font_funcs)
87HB_DEFINE_OBJECT_TYPE (set)
88HB_DEFINE_OBJECT_TYPE (map)
89HB_DEFINE_OBJECT_TYPE (shape_plan)
90HB_DEFINE_OBJECT_TYPE (unicode_funcs)
91HB_DEFINE_VALUE_TYPE (feature)
92HB_DEFINE_VALUE_TYPE (glyph_info)
93HB_DEFINE_VALUE_TYPE (glyph_position)
94HB_DEFINE_VALUE_TYPE (segment_properties)
95HB_DEFINE_VALUE_TYPE (user_data_key)
96
97HB_DEFINE_VALUE_TYPE (ot_math_glyph_variant)
98HB_DEFINE_VALUE_TYPE (ot_math_glyph_part)
99
100
101#endif
102