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gfx/harfbuzz/src/hb-set.h@925c144e1f1f (annotated)

gfx/harfbuzz/src/hb-set.h

Fri, 16 Jan 2015 18:13:44 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Fri, 16 Jan 2015 18:13:44 +0100
branch
TOR_BUG_9701
changeset 14
925c144e1f1f
permissions
-rw-r--r--

Integrate suggestion from review to improve consistency with existing code.

michael@0 1 /*
michael@0 2 * Copyright © 2012 Google, Inc.
michael@0 3 *
michael@0 4 * This is part of HarfBuzz, a text shaping library.
michael@0 5 *
michael@0 6 * Permission is hereby granted, without written agreement and without
michael@0 7 * license or royalty fees, to use, copy, modify, and distribute this
michael@0 8 * software and its documentation for any purpose, provided that the
michael@0 9 * above copyright notice and the following two paragraphs appear in
michael@0 10 * all copies of this software.
michael@0 11 *
michael@0 12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
michael@0 13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
michael@0 14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
michael@0 15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
michael@0 16 * DAMAGE.
michael@0 17 *
michael@0 18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
michael@0 19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
michael@0 20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
michael@0 21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
michael@0 22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
michael@0 23 *
michael@0 24 * Google Author(s): Behdad Esfahbod
michael@0 25 */
michael@0 26
michael@0 27 #ifndef HB_H_IN
michael@0 28 #error "Include <hb.h> instead."
michael@0 29 #endif
michael@0 30
michael@0 31 #ifndef HB_SET_H
michael@0 32 #define HB_SET_H
michael@0 33
michael@0 34 #include "hb-common.h"
michael@0 35
michael@0 36 HB_BEGIN_DECLS
michael@0 37
michael@0 38
michael@0 39 #define HB_SET_VALUE_INVALID ((hb_codepoint_t) -1)
michael@0 40
michael@0 41 typedef struct hb_set_t hb_set_t;
michael@0 42
michael@0 43
michael@0 44 hb_set_t *
michael@0 45 hb_set_create (void);
michael@0 46
michael@0 47 hb_set_t *
michael@0 48 hb_set_get_empty (void);
michael@0 49
michael@0 50 hb_set_t *
michael@0 51 hb_set_reference (hb_set_t *set);
michael@0 52
michael@0 53 void
michael@0 54 hb_set_destroy (hb_set_t *set);
michael@0 55
michael@0 56 hb_bool_t
michael@0 57 hb_set_set_user_data (hb_set_t *set,
michael@0 58 hb_user_data_key_t *key,
michael@0 59 void * data,
michael@0 60 hb_destroy_func_t destroy,
michael@0 61 hb_bool_t replace);
michael@0 62
michael@0 63 void *
michael@0 64 hb_set_get_user_data (hb_set_t *set,
michael@0 65 hb_user_data_key_t *key);
michael@0 66
michael@0 67
michael@0 68 /* Returns false if allocation has failed before */
michael@0 69 hb_bool_t
michael@0 70 hb_set_allocation_successful (const hb_set_t *set);
michael@0 71
michael@0 72 void
michael@0 73 hb_set_clear (hb_set_t *set);
michael@0 74
michael@0 75 hb_bool_t
michael@0 76 hb_set_is_empty (const hb_set_t *set);
michael@0 77
michael@0 78 hb_bool_t
michael@0 79 hb_set_has (const hb_set_t *set,
michael@0 80 hb_codepoint_t codepoint);
michael@0 81
michael@0 82 /* Right now limited to 16-bit integers. Eventually will do full codepoint range, sans -1
michael@0 83 * which we will use as a sentinel. */
michael@0 84 void
michael@0 85 hb_set_add (hb_set_t *set,
michael@0 86 hb_codepoint_t codepoint);
michael@0 87
michael@0 88 void
michael@0 89 hb_set_add_range (hb_set_t *set,
michael@0 90 hb_codepoint_t first,
michael@0 91 hb_codepoint_t last);
michael@0 92
michael@0 93 void
michael@0 94 hb_set_del (hb_set_t *set,
michael@0 95 hb_codepoint_t codepoint);
michael@0 96
michael@0 97 void
michael@0 98 hb_set_del_range (hb_set_t *set,
michael@0 99 hb_codepoint_t first,
michael@0 100 hb_codepoint_t last);
michael@0 101
michael@0 102 hb_bool_t
michael@0 103 hb_set_is_equal (const hb_set_t *set,
michael@0 104 const hb_set_t *other);
michael@0 105
michael@0 106 void
michael@0 107 hb_set_set (hb_set_t *set,
michael@0 108 const hb_set_t *other);
michael@0 109
michael@0 110 void
michael@0 111 hb_set_union (hb_set_t *set,
michael@0 112 const hb_set_t *other);
michael@0 113
michael@0 114 void
michael@0 115 hb_set_intersect (hb_set_t *set,
michael@0 116 const hb_set_t *other);
michael@0 117
michael@0 118 void
michael@0 119 hb_set_subtract (hb_set_t *set,
michael@0 120 const hb_set_t *other);
michael@0 121
michael@0 122 void
michael@0 123 hb_set_symmetric_difference (hb_set_t *set,
michael@0 124 const hb_set_t *other);
michael@0 125
michael@0 126 void
michael@0 127 hb_set_invert (hb_set_t *set);
michael@0 128
michael@0 129 unsigned int
michael@0 130 hb_set_get_population (const hb_set_t *set);
michael@0 131
michael@0 132 /* Returns -1 if set empty. */
michael@0 133 hb_codepoint_t
michael@0 134 hb_set_get_min (const hb_set_t *set);
michael@0 135
michael@0 136 /* Returns -1 if set empty. */
michael@0 137 hb_codepoint_t
michael@0 138 hb_set_get_max (const hb_set_t *set);
michael@0 139
michael@0 140 /* Pass -1 in to get started. */
michael@0 141 hb_bool_t
michael@0 142 hb_set_next (const hb_set_t *set,
michael@0 143 hb_codepoint_t *codepoint);
michael@0 144
michael@0 145 /* Pass -1 for first and last to get started. */
michael@0 146 hb_bool_t
michael@0 147 hb_set_next_range (const hb_set_t *set,
michael@0 148 hb_codepoint_t *first,
michael@0 149 hb_codepoint_t *last);
michael@0 150
michael@0 151
michael@0 152 HB_END_DECLS
michael@0 153
michael@0 154 #endif /* HB_SET_H */

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