hb-ot-maxp-table.hh revision ec8d2494694275dfbbac2dd0d33ca2894b0463d6 
1/*
2 * Copyright © 2011,2012  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_OT_MAXP_TABLE_HH
28#define HB_OT_MAXP_TABLE_HH
29
30#include "hb-open-type-private.hh"
31
32
33
34/*
35 * maxp -- The Maximum Profile Table
36 */
37
38#define HB_OT_TAG_maxp HB_TAG('m','a','x','p')
39
40struct maxp
41{
42  static const hb_tag_t Tag	= HB_OT_TAG_maxp;
43
44  inline unsigned int get_num_glyphs (void) const {
45    return numGlyphs;
46  }
47
48  inline bool sanitize (hb_sanitize_context_t *c) {
49    TRACE_SANITIZE ();
50    return TRACE_RETURN (c->check_struct (this) &&
51			 likely (version.major == 1 || (version.major == 0 && version.minor == 0x5000)));
52  }
53
54  /* We only implement version 0.5 as none of the extra fields in version 1.0 are useful. */
55  protected:
56  FixedVersion	version;		/* Version of the maxp table (0.5 or 1.0),
57					 * 0x00005000 or 0x00010000. */
58  USHORT	numGlyphs;		/* The number of glyphs in the font. */
59  public:
60  DEFINE_SIZE_STATIC (6);
61};
62
63
64
65#endif /* HB_OT_MAXP_TABLE_HH */
66