1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/harfbuzz/src/hb-set.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,154 @@
1.4 +/*
1.5 + * Copyright © 2012 Google, Inc.
1.6 + *
1.7 + * This is part of HarfBuzz, a text shaping library.
1.8 + *
1.9 + * Permission is hereby granted, without written agreement and without
1.10 + * license or royalty fees, to use, copy, modify, and distribute this
1.11 + * software and its documentation for any purpose, provided that the
1.12 + * above copyright notice and the following two paragraphs appear in
1.13 + * all copies of this software.
1.14 + *
1.15 + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
1.16 + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
1.17 + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
1.18 + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
1.19 + * DAMAGE.
1.20 + *
1.21 + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
1.22 + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
1.23 + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
1.24 + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
1.25 + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
1.26 + *
1.27 + * Google Author(s): Behdad Esfahbod
1.28 + */
1.29 +
1.30 +#ifndef HB_H_IN
1.31 +#error "Include <hb.h> instead."
1.32 +#endif
1.33 +
1.34 +#ifndef HB_SET_H
1.35 +#define HB_SET_H
1.36 +
1.37 +#include "hb-common.h"
1.38 +
1.39 +HB_BEGIN_DECLS
1.40 +
1.41 +
1.42 +#define HB_SET_VALUE_INVALID ((hb_codepoint_t) -1)
1.43 +
1.44 +typedef struct hb_set_t hb_set_t;
1.45 +
1.46 +
1.47 +hb_set_t *
1.48 +hb_set_create (void);
1.49 +
1.50 +hb_set_t *
1.51 +hb_set_get_empty (void);
1.52 +
1.53 +hb_set_t *
1.54 +hb_set_reference (hb_set_t *set);
1.55 +
1.56 +void
1.57 +hb_set_destroy (hb_set_t *set);
1.58 +
1.59 +hb_bool_t
1.60 +hb_set_set_user_data (hb_set_t *set,
1.61 + hb_user_data_key_t *key,
1.62 + void * data,
1.63 + hb_destroy_func_t destroy,
1.64 + hb_bool_t replace);
1.65 +
1.66 +void *
1.67 +hb_set_get_user_data (hb_set_t *set,
1.68 + hb_user_data_key_t *key);
1.69 +
1.70 +
1.71 +/* Returns false if allocation has failed before */
1.72 +hb_bool_t
1.73 +hb_set_allocation_successful (const hb_set_t *set);
1.74 +
1.75 +void
1.76 +hb_set_clear (hb_set_t *set);
1.77 +
1.78 +hb_bool_t
1.79 +hb_set_is_empty (const hb_set_t *set);
1.80 +
1.81 +hb_bool_t
1.82 +hb_set_has (const hb_set_t *set,
1.83 + hb_codepoint_t codepoint);
1.84 +
1.85 +/* Right now limited to 16-bit integers. Eventually will do full codepoint range, sans -1
1.86 + * which we will use as a sentinel. */
1.87 +void
1.88 +hb_set_add (hb_set_t *set,
1.89 + hb_codepoint_t codepoint);
1.90 +
1.91 +void
1.92 +hb_set_add_range (hb_set_t *set,
1.93 + hb_codepoint_t first,
1.94 + hb_codepoint_t last);
1.95 +
1.96 +void
1.97 +hb_set_del (hb_set_t *set,
1.98 + hb_codepoint_t codepoint);
1.99 +
1.100 +void
1.101 +hb_set_del_range (hb_set_t *set,
1.102 + hb_codepoint_t first,
1.103 + hb_codepoint_t last);
1.104 +
1.105 +hb_bool_t
1.106 +hb_set_is_equal (const hb_set_t *set,
1.107 + const hb_set_t *other);
1.108 +
1.109 +void
1.110 +hb_set_set (hb_set_t *set,
1.111 + const hb_set_t *other);
1.112 +
1.113 +void
1.114 +hb_set_union (hb_set_t *set,
1.115 + const hb_set_t *other);
1.116 +
1.117 +void
1.118 +hb_set_intersect (hb_set_t *set,
1.119 + const hb_set_t *other);
1.120 +
1.121 +void
1.122 +hb_set_subtract (hb_set_t *set,
1.123 + const hb_set_t *other);
1.124 +
1.125 +void
1.126 +hb_set_symmetric_difference (hb_set_t *set,
1.127 + const hb_set_t *other);
1.128 +
1.129 +void
1.130 +hb_set_invert (hb_set_t *set);
1.131 +
1.132 +unsigned int
1.133 +hb_set_get_population (const hb_set_t *set);
1.134 +
1.135 +/* Returns -1 if set empty. */
1.136 +hb_codepoint_t
1.137 +hb_set_get_min (const hb_set_t *set);
1.138 +
1.139 +/* Returns -1 if set empty. */
1.140 +hb_codepoint_t
1.141 +hb_set_get_max (const hb_set_t *set);
1.142 +
1.143 +/* Pass -1 in to get started. */
1.144 +hb_bool_t
1.145 +hb_set_next (const hb_set_t *set,
1.146 + hb_codepoint_t *codepoint);
1.147 +
1.148 +/* Pass -1 for first and last to get started. */
1.149 +hb_bool_t
1.150 +hb_set_next_range (const hb_set_t *set,
1.151 + hb_codepoint_t *first,
1.152 + hb_codepoint_t *last);
1.153 +
1.154 +
1.155 +HB_END_DECLS
1.156 +
1.157 +#endif /* HB_SET_H */
