1/*
2 * Copyright �� 2015  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_GLYF_TABLE_HH
28#define HB_OT_GLYF_TABLE_HH
29
30#include "hb-open-type-private.hh"
31
32
33namespace OT {
34
35
36/*
37 * loca -- Index to Location
38 */
39
40#define HB_OT_TAG_loca HB_TAG('l','o','c','a')
41
42
43struct loca
44{
45  static const hb_tag_t tableTag = HB_OT_TAG_loca;
46
47  inline bool sanitize (hb_sanitize_context_t *c) const
48  {
49    TRACE_SANITIZE (this);
50    return_trace (true);
51  }
52
53  public:
54  union {
55    USHORT      shortsZ[VAR];           /* Location offset divided by 2. */
56    ULONG       longsZ[VAR];            /* Location offset. */
57  } u;
58  DEFINE_SIZE_ARRAY (0, u.longsZ);
59};
60
61
62/*
63 * glyf -- TrueType Glyph Data
64 */
65
66#define HB_OT_TAG_glyf HB_TAG('g','l','y','f')
67
68
69struct glyf
70{
71  static const hb_tag_t tableTag = HB_OT_TAG_glyf;
72
73  inline bool sanitize (hb_sanitize_context_t *c) const
74  {
75    TRACE_SANITIZE (this);
76    /* We don't check for anything specific here.  The users of the
77     * struct do all the hard work... */
78    return_trace (true);
79  }
80
81  public:
82  BYTE          dataX[VAR];             /* Glyphs data. */
83
84  DEFINE_SIZE_ARRAY (0, dataX);
85};
86
87struct glyfGlyphHeader
88{
89  SHORT         numberOfContours;       /* If the number of contours is
90                                         * greater than or equal to zero,
91                                         * this is a simple glyph; if negative,
92                                         * this is a composite glyph. */
93  FWORD         xMin;                   /* Minimum x for coordinate data. */
94  FWORD         yMin;                   /* Minimum y for coordinate data. */
95  FWORD         xMax;                   /* Maximum x for coordinate data. */
96  FWORD         yMax;                   /* Maximum y for coordinate data. */
97
98  DEFINE_SIZE_STATIC (10);
99};
100
101} /* namespace OT */
102
103
104#endif /* HB_OT_GLYF_TABLE_HH */
105