SkOTTable_hhea.h revision fe17456d5e528078ce69b5f15cf7adf1fab963f9 
1/*
2 * Copyright 2012 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SkOTTable_hhea_DEFINED
9#define SkOTTable_hhea_DEFINED
10
11#include "SkEndian.h"
12#include "SkOTTableTypes.h"
13
14#pragma pack(push, 1)
15
16struct SkOTTableHorizontalHeader {
17    static const SK_OT_CHAR TAG0 = 'h';
18    static const SK_OT_CHAR TAG1 = 'h';
19    static const SK_OT_CHAR TAG2 = 'e';
20    static const SK_OT_CHAR TAG3 = 'a';
21    static const SK_OT_ULONG TAG = SkOTTableTAG<SkOTTableHorizontalHeader>::value;
22
23    SK_OT_Fixed version;
24    static const SK_OT_Fixed version1 = SkTEndian_SwapBE32(0x00010000);
25    SK_OT_FWORD Ascender;
26    SK_OT_FWORD Descender;
27    SK_OT_FWORD LineGap;
28    SK_OT_UFWORD advanceWidthMax;
29    SK_OT_FWORD minLeftSideBearing;
30    SK_OT_FWORD minRightSideBearing;
31    SK_OT_FWORD xMaxExtent;
32    SK_OT_SHORT caretSlopeRise;
33    SK_OT_SHORT caretSlopeRun;
34    SK_OT_SHORT caretOffset;
35    SK_OT_SHORT Reserved24;
36    SK_OT_SHORT Reserved26;
37    SK_OT_SHORT Reserved28;
38    SK_OT_SHORT Reserved30;
39    struct MetricDataFormat {
40        enum Value : SK_OT_SHORT {
41            CurrentFormat = SkTEndian_SwapBE16(0),
42        } value;
43    } metricDataFormat;
44    SK_OT_USHORT numberOfHMetrics;
45};
46
47#pragma pack(pop)
48
49
50#include <stddef.h>
51static_assert(offsetof(SkOTTableHorizontalHeader, numberOfHMetrics) == 34, "SkOTTableHorizontalHeader_numberOfHMetrics_not_at_34");
52static_assert(sizeof(SkOTTableHorizontalHeader) == 36, "sizeof_SkOTTableHorizontalHeader_not_36");
53
54#endif
55