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): Rod Sheeter
25 */
26
27#ifndef HB_SUBSET_H
28#define HB_SUBSET_H
29
30#include "hb.h"
31
32HB_BEGIN_DECLS
33
34/*
35 * hb_subset_input_t
36 *
37 * Things that change based on the input. Characters to keep, etc.
38 */
39
40typedef struct hb_subset_input_t hb_subset_input_t;
41
42HB_EXTERN hb_subset_input_t *
43hb_subset_input_create_or_fail (void);
44
45HB_EXTERN hb_subset_input_t *
46hb_subset_input_reference (hb_subset_input_t *subset_input);
47
48HB_EXTERN void
49hb_subset_input_destroy (hb_subset_input_t *subset_input);
50
51HB_EXTERN hb_set_t *
52hb_subset_input_unicode_set (hb_subset_input_t *subset_input);
53
54HB_EXTERN hb_set_t *
55hb_subset_input_glyph_set (hb_subset_input_t *subset_input);
56
57HB_EXTERN hb_set_t *
58hb_subset_input_nameid_set (hb_subset_input_t *subset_input);
59
60HB_EXTERN hb_set_t *
61hb_subset_input_drop_tables_set (hb_subset_input_t *subset_input);
62
63HB_EXTERN void
64hb_subset_input_set_drop_hints (hb_subset_input_t *subset_input,
65 hb_bool_t drop_hints);
66HB_EXTERN hb_bool_t
67hb_subset_input_get_drop_hints (hb_subset_input_t *subset_input);
68
69HB_EXTERN void
70hb_subset_input_set_desubroutinize (hb_subset_input_t *subset_input,
71 hb_bool_t desubroutinize);
72HB_EXTERN hb_bool_t
73hb_subset_input_get_desubroutinize (hb_subset_input_t *subset_input);
74
75HB_EXTERN void
76hb_subset_input_set_retain_gids (hb_subset_input_t *subset_input,
77 hb_bool_t retain_gids);
78HB_EXTERN hb_bool_t
79hb_subset_input_get_retain_gids (hb_subset_input_t *subset_input);
80
81/* hb_subset () */
82HB_EXTERN hb_face_t *
83hb_subset (hb_face_t *source, hb_subset_input_t *input);
84
85
86HB_END_DECLS
87
88#endif /* HB_SUBSET_H */
89