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comparison mupdf-source/thirdparty/harfbuzz/src/hb-set.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /*
2 * Copyright © 2012 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 #if !defined(HB_H_IN) && !defined(HB_NO_SINGLE_HEADER_ERROR)
28 #error "Include <hb.h> instead."
29 #endif
30
31 #ifndef HB_SET_H
32 #define HB_SET_H
33
34 #include "hb-common.h"
35
36 HB_BEGIN_DECLS
37
38
39 /**
40 * HB_SET_VALUE_INVALID:
41 *
42 * Unset #hb_set_t value.
43 *
44 * Since: 0.9.21
45 */
46 #define HB_SET_VALUE_INVALID ((hb_codepoint_t) -1)
47
48 /**
49 * hb_set_t:
50 *
51 * Data type for holding a set of integers. #hb_set_t's are
52 * used to gather and contain glyph IDs, Unicode code
53 * points, and various other collections of discrete
54 * values.
55 *
56 **/
57 typedef struct hb_set_t hb_set_t;
58
59
60 HB_EXTERN hb_set_t *
61 hb_set_create (void);
62
63 HB_EXTERN hb_set_t *
64 hb_set_get_empty (void);
65
66 HB_EXTERN hb_set_t *
67 hb_set_reference (hb_set_t *set);
68
69 HB_EXTERN void
70 hb_set_destroy (hb_set_t *set);
71
72 HB_EXTERN hb_bool_t
73 hb_set_set_user_data (hb_set_t *set,
74 hb_user_data_key_t *key,
75 void * data,
76 hb_destroy_func_t destroy,
77 hb_bool_t replace);
78
79 HB_EXTERN void *
80 hb_set_get_user_data (const hb_set_t *set,
81 hb_user_data_key_t *key);
82
83
84 /* Returns false if allocation has failed before */
85 HB_EXTERN hb_bool_t
86 hb_set_allocation_successful (const hb_set_t *set);
87
88 HB_EXTERN hb_set_t *
89 hb_set_copy (const hb_set_t *set);
90
91 HB_EXTERN void
92 hb_set_clear (hb_set_t *set);
93
94 HB_EXTERN hb_bool_t
95 hb_set_is_empty (const hb_set_t *set);
96
97 HB_EXTERN void
98 hb_set_invert (hb_set_t *set);
99
100 HB_EXTERN hb_bool_t
101 hb_set_has (const hb_set_t *set,
102 hb_codepoint_t codepoint);
103
104 HB_EXTERN void
105 hb_set_add (hb_set_t *set,
106 hb_codepoint_t codepoint);
107
108 HB_EXTERN void
109 hb_set_add_range (hb_set_t *set,
110 hb_codepoint_t first,
111 hb_codepoint_t last);
112
113 HB_EXTERN void
114 hb_set_add_sorted_array (hb_set_t *set,
115 const hb_codepoint_t *sorted_codepoints,
116 unsigned int num_codepoints);
117
118 HB_EXTERN void
119 hb_set_del (hb_set_t *set,
120 hb_codepoint_t codepoint);
121
122 HB_EXTERN void
123 hb_set_del_range (hb_set_t *set,
124 hb_codepoint_t first,
125 hb_codepoint_t last);
126
127 HB_EXTERN hb_bool_t
128 hb_set_is_equal (const hb_set_t *set,
129 const hb_set_t *other);
130
131 HB_EXTERN unsigned int
132 hb_set_hash (const hb_set_t *set);
133
134 HB_EXTERN hb_bool_t
135 hb_set_is_subset (const hb_set_t *set,
136 const hb_set_t *larger_set);
137
138 HB_EXTERN void
139 hb_set_set (hb_set_t *set,
140 const hb_set_t *other);
141
142 HB_EXTERN void
143 hb_set_union (hb_set_t *set,
144 const hb_set_t *other);
145
146 HB_EXTERN void
147 hb_set_intersect (hb_set_t *set,
148 const hb_set_t *other);
149
150 HB_EXTERN void
151 hb_set_subtract (hb_set_t *set,
152 const hb_set_t *other);
153
154 HB_EXTERN void
155 hb_set_symmetric_difference (hb_set_t *set,
156 const hb_set_t *other);
157
158 HB_EXTERN unsigned int
159 hb_set_get_population (const hb_set_t *set);
160
161 /* Returns HB_SET_VALUE_INVALID if set empty. */
162 HB_EXTERN hb_codepoint_t
163 hb_set_get_min (const hb_set_t *set);
164
165 /* Returns HB_SET_VALUE_INVALID if set empty. */
166 HB_EXTERN hb_codepoint_t
167 hb_set_get_max (const hb_set_t *set);
168
169 /* Pass HB_SET_VALUE_INVALID in to get started. */
170 HB_EXTERN hb_bool_t
171 hb_set_next (const hb_set_t *set,
172 hb_codepoint_t *codepoint);
173
174 /* Pass HB_SET_VALUE_INVALID in to get started. */
175 HB_EXTERN hb_bool_t
176 hb_set_previous (const hb_set_t *set,
177 hb_codepoint_t *codepoint);
178
179 /* Pass HB_SET_VALUE_INVALID for first and last to get started. */
180 HB_EXTERN hb_bool_t
181 hb_set_next_range (const hb_set_t *set,
182 hb_codepoint_t *first,
183 hb_codepoint_t *last);
184
185 /* Pass HB_SET_VALUE_INVALID for first and last to get started. */
186 HB_EXTERN hb_bool_t
187 hb_set_previous_range (const hb_set_t *set,
188 hb_codepoint_t *first,
189 hb_codepoint_t *last);
190
191 /* Pass HB_SET_VALUE_INVALID in to get started. */
192 HB_EXTERN unsigned int
193 hb_set_next_many (const hb_set_t *set,
194 hb_codepoint_t codepoint,
195 hb_codepoint_t *out,
196 unsigned int size);
197
198 HB_END_DECLS
199
200 #endif /* HB_SET_H */