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1 /* | 1 /* |
2 * Copyright (C) 2009 Red Hat, Inc. | 2 * Copyright © 2011 Google, Inc. |
3 * | 3 * |
4 * This is part of HarfBuzz, a text shaping library. | 4 * This is part of HarfBuzz, a text shaping library. |
5 * | 5 * |
6 * Permission is hereby granted, without written agreement and without | 6 * Permission is hereby granted, without written agreement and without |
7 * license or royalty fees, to use, copy, modify, and distribute this | 7 * license or royalty fees, to use, copy, modify, and distribute this |
8 * software and its documentation for any purpose, provided that the | 8 * software and its documentation for any purpose, provided that the |
9 * above copyright notice and the following two paragraphs appear in | 9 * above copyright notice and the following two paragraphs appear in |
10 * all copies of this software. | 10 * all copies of this software. |
11 * | 11 * |
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR | 12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES | 13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN | 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 | 15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
16 * DAMAGE. | 16 * DAMAGE. |
17 * | 17 * |
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, | 18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | 19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS | 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 | 21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. | 22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
23 * | 23 * |
24 * Red Hat Author(s): Behdad Esfahbod | 24 * Google Author(s): Behdad Esfahbod |
25 */ | 25 */ |
26 | 26 |
27 #ifndef HB_UNICODE_PRIVATE_H | 27 #ifndef HB_OT_MAXP_TABLE_HH |
28 #define HB_UNICODE_PRIVATE_H | 28 #define HB_OT_MAXP_TABLE_HH |
29 | 29 |
30 #include "hb-private.h" | 30 #include "hb-open-type-private.hh" |
31 | 31 |
32 #include "hb-unicode.h" | |
33 | |
34 HB_BEGIN_DECLS | |
35 | 32 |
36 | 33 |
37 /* | 34 /* |
38 * hb_unicode_funcs_t | 35 * maxp -- The Maximum Profile Table |
39 */ | 36 */ |
40 | 37 |
41 struct _hb_unicode_funcs_t { | 38 #define HB_OT_TAG_maxp HB_TAG('m','a','x','p') |
42 hb_reference_count_t ref_count; | |
43 | 39 |
44 hb_bool_t immutable; | 40 struct maxp |
| 41 { |
| 42 static const hb_tag_t Tag» = HB_OT_TAG_maxp; |
45 | 43 |
46 struct { | 44 inline unsigned int get_num_glyphs (void) const { |
47 hb_unicode_get_general_category_func_t» get_general_category; | 45 return numGlyphs; |
48 hb_unicode_get_combining_class_func_t» get_combining_class; | 46 } |
49 hb_unicode_get_mirroring_func_t» » get_mirroring; | 47 |
50 hb_unicode_get_script_func_t» » get_script; | 48 inline bool sanitize (hb_sanitize_context_t *c) { |
51 hb_unicode_get_eastasian_width_func_t» get_eastasian_width; | 49 TRACE_SANITIZE (); |
52 } v; | 50 return c->check_struct (this) && |
| 51 » likely (version.major == 1 || |
| 52 » » (version.major == 0 && version.minor == 0x5000)); |
| 53 } |
| 54 |
| 55 /* We only implement version 0.5 as none of the extra fields in version 1.0 ar
e useful. */ |
| 56 private: |
| 57 FixedVersion» version;» » /* Version of the maxp table (0.5 or 1.0
), |
| 58 » » » » » * 0x00005000 or 0x00010000. */ |
| 59 USHORT» numGlyphs;» » /* The number of glyphs in the font. */ |
| 60 public: |
| 61 DEFINE_SIZE_STATIC (6); |
53 }; | 62 }; |
54 | 63 |
55 extern HB_INTERNAL hb_unicode_funcs_t _hb_unicode_funcs_nil; | |
56 | 64 |
57 | 65 |
58 HB_INTERNAL hb_direction_t | 66 #endif /* HB_OT_MAXP_TABLE_HH */ |
59 _hb_script_get_horizontal_direction (hb_script_t script); | |
60 | |
61 | |
62 HB_END_DECLS | |
63 | |
64 #endif /* HB_UNICODE_PRIVATE_H */ | |
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