comparison mupdf-source/thirdparty/harfbuzz/src/hb-aat-layout.hh @ 2:b50eed0cc0ef upstream

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 © 2017 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 #ifndef HB_AAT_LAYOUT_HH
28 #define HB_AAT_LAYOUT_HH
29
30 #include "hb.hh"
31
32 #include "hb-ot-shape.hh"
33 #include "hb-aat-ltag-table.hh"
34
35 struct hb_aat_feature_mapping_t
36 {
37 hb_tag_t otFeatureTag;
38 hb_aat_layout_feature_type_t aatFeatureType;
39 hb_aat_layout_feature_selector_t selectorToEnable;
40 hb_aat_layout_feature_selector_t selectorToDisable;
41
42 int cmp (hb_tag_t key) const
43 { return key < otFeatureTag ? -1 : key > otFeatureTag ? 1 : 0; }
44 };
45
46 HB_INTERNAL const hb_aat_feature_mapping_t *
47 hb_aat_layout_find_feature_mapping (hb_tag_t tag);
48
49 HB_INTERNAL void
50 hb_aat_layout_compile_map (const hb_aat_map_builder_t *mapper,
51 hb_aat_map_t *map);
52
53 HB_INTERNAL void
54 hb_aat_layout_substitute (const hb_ot_shape_plan_t *plan,
55 hb_font_t *font,
56 hb_buffer_t *buffer);
57
58 HB_INTERNAL void
59 hb_aat_layout_zero_width_deleted_glyphs (hb_buffer_t *buffer);
60
61 HB_INTERNAL void
62 hb_aat_layout_remove_deleted_glyphs (hb_buffer_t *buffer);
63
64 HB_INTERNAL void
65 hb_aat_layout_position (const hb_ot_shape_plan_t *plan,
66 hb_font_t *font,
67 hb_buffer_t *buffer);
68
69 HB_INTERNAL void
70 hb_aat_layout_track (const hb_ot_shape_plan_t *plan,
71 hb_font_t *font,
72 hb_buffer_t *buffer);
73
74
75 #endif /* HB_AAT_LAYOUT_HH */