2 * Copyright © 2018 Google, Inc.
4 * This is part of HarfBuzz, a text shaping library.
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.
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
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.
24 * Google Author(s): Behdad Esfahbod
35 friend struct hb_aat_map_builder_t;
41 memset (this, 0, sizeof (*this));
44 void fini () { chain_flags.fini (); }
47 hb_vector_t<hb_mask_t> chain_flags;
50 struct hb_aat_map_builder_t
54 HB_INTERNAL hb_aat_map_builder_t (hb_face_t *face_,
55 const hb_segment_properties_t *props_ HB_UNUSED) :
58 HB_INTERNAL void add_feature (hb_tag_t tag, unsigned int value=1);
60 HB_INTERNAL void compile (hb_aat_map_t &m);
65 hb_aat_layout_feature_type_t type;
66 hb_aat_layout_feature_selector_t setting;
67 unsigned seq; /* For stable sorting only. */
69 static int cmp (const void *pa, const void *pb)
71 const feature_info_t *a = (const feature_info_t *) pa;
72 const feature_info_t *b = (const feature_info_t *) pb;
73 return (a->type != b->type) ? (a->type < b->type ? -1 : 1) :
74 (a->seq < b->seq ? -1 : a->seq > b->seq ? 1 : 0);
77 int cmp (hb_aat_layout_feature_type_t ty) const
79 return (type != ty) ? (type < ty ? -1 : 1) : 0;
87 hb_vector_t<feature_info_t> features;
91 #endif /* HB_AAT_MAP_HH */