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comparison mupdf-source/thirdparty/harfbuzz/src/hb-map.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 © 2018 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_MAP_H
32 #define HB_MAP_H
33
34 #include "hb-common.h"
35
36 HB_BEGIN_DECLS
37
38
39 /**
40 * HB_MAP_VALUE_INVALID:
41 *
42 * Unset #hb_map_t value.
43 *
44 * Since: 1.7.7
45 */
46 #define HB_MAP_VALUE_INVALID ((hb_codepoint_t) -1)
47
48 /**
49 * hb_map_t:
50 *
51 * Data type for holding integer-to-integer hash maps.
52 *
53 **/
54 typedef struct hb_map_t hb_map_t;
55
56
57 HB_EXTERN hb_map_t *
58 hb_map_create (void);
59
60 HB_EXTERN hb_map_t *
61 hb_map_get_empty (void);
62
63 HB_EXTERN hb_map_t *
64 hb_map_reference (hb_map_t *map);
65
66 HB_EXTERN void
67 hb_map_destroy (hb_map_t *map);
68
69 HB_EXTERN hb_bool_t
70 hb_map_set_user_data (hb_map_t *map,
71 hb_user_data_key_t *key,
72 void * data,
73 hb_destroy_func_t destroy,
74 hb_bool_t replace);
75
76 HB_EXTERN void *
77 hb_map_get_user_data (const hb_map_t *map,
78 hb_user_data_key_t *key);
79
80
81 /* Returns false if allocation has failed before */
82 HB_EXTERN hb_bool_t
83 hb_map_allocation_successful (const hb_map_t *map);
84
85 HB_EXTERN hb_map_t *
86 hb_map_copy (const hb_map_t *map);
87
88 HB_EXTERN void
89 hb_map_clear (hb_map_t *map);
90
91 HB_EXTERN hb_bool_t
92 hb_map_is_empty (const hb_map_t *map);
93
94 HB_EXTERN unsigned int
95 hb_map_get_population (const hb_map_t *map);
96
97 HB_EXTERN hb_bool_t
98 hb_map_is_equal (const hb_map_t *map,
99 const hb_map_t *other);
100
101 HB_EXTERN unsigned int
102 hb_map_hash (const hb_map_t *map);
103
104 HB_EXTERN void
105 hb_map_set (hb_map_t *map,
106 hb_codepoint_t key,
107 hb_codepoint_t value);
108
109 HB_EXTERN hb_codepoint_t
110 hb_map_get (const hb_map_t *map,
111 hb_codepoint_t key);
112
113 HB_EXTERN void
114 hb_map_del (hb_map_t *map,
115 hb_codepoint_t key);
116
117 HB_EXTERN hb_bool_t
118 hb_map_has (const hb_map_t *map,
119 hb_codepoint_t key);
120
121
122 HB_END_DECLS
123
124 #endif /* HB_MAP_H */