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_OS2_TABLE_HH
28#define HB_OT_OS2_TABLE_HH
29
30#include "hb-open-type-private.hh"
31
32
33namespace OT {
34
35/*
36 * OS/2 and Windows Metrics
37 * http://www.microsoft.com/typography/otspec/os2.htm
38 */
39
40#define HB_OT_TAG_os2 HB_TAG('O','S','/','2')
41
42struct os2
43{
44  static const hb_tag_t tableTag = HB_OT_TAG_os2;
45
46  inline bool sanitize (hb_sanitize_context_t *c) const
47  {
48    TRACE_SANITIZE (this);
49    return_trace (c->check_struct (this));
50  }
51
52  public:
53  USHORT        version;
54
55  /* Version 0 */
56  SHORT         xAvgCharWidth;
57  USHORT        usWeightClass;
58  USHORT        usWidthClass;
59  USHORT        fsType;
60  SHORT         ySubscriptXSize;
61  SHORT         ySubscriptYSize;
62  SHORT         ySubscriptXOffset;
63  SHORT         ySubscriptYOffset;
64  SHORT         ySuperscriptXSize;
65  SHORT         ySuperscriptYSize;
66  SHORT         ySuperscriptXOffset;
67  SHORT         ySuperscriptYOffset;
68  SHORT         yStrikeoutSize;
69  SHORT         yStrikeoutPosition;
70  SHORT         sFamilyClass;
71  BYTE          panose[10];
72  ULONG         ulUnicodeRange[4];
73  Tag           achVendID;
74  USHORT        fsSelection;
75  USHORT        usFirstCharIndex;
76  USHORT        usLastCharIndex;
77  SHORT         sTypoAscender;
78  SHORT         sTypoDescender;
79  SHORT         sTypoLineGap;
80  USHORT        usWinAscent;
81  USHORT        usWinDescent;
82
83  /* Version 1 */
84  //ULONG ulCodePageRange1;
85  //ULONG ulCodePageRange2;
86
87  /* Version 2 */
88  //SHORT sxHeight;
89  //SHORT sCapHeight;
90  //USHORT  usDefaultChar;
91  //USHORT  usBreakChar;
92  //USHORT  usMaxContext;
93
94  /* Version 5 */
95  //USHORT  usLowerOpticalPointSize;
96  //USHORT  usUpperOpticalPointSize;
97
98  public:
99  DEFINE_SIZE_STATIC (78);
100};
101
102} /* namespace OT */
103
104
105#endif /* HB_OT_OS2_TABLE_HH */
106