SkOTTable_hhea.h revision ec95a4ae45e9bff1a92627372fd771b389813fec 
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#include "SkTypedEnum.h"
14
15#pragma pack(push, 1)
16
17struct SkOTTableHorizontalHeader {
18    static const SK_OT_CHAR TAG0 = 'h';
19    static const SK_OT_CHAR TAG1 = 'h';
20    static const SK_OT_CHAR TAG2 = 'e';
21    static const SK_OT_CHAR TAG3 = 'a';
22    static const SK_OT_ULONG TAG = SkOTTableTAG<SkOTTableHorizontalHeader>::value;
23
24    SK_OT_Fixed version;
25    static const SK_OT_Fixed version1 = SkTEndian_SwapBE32(0x00010000);
26    SK_OT_FWORD Ascender;
27    SK_OT_FWORD Descender;
28    SK_OT_FWORD LineGap;
29    SK_OT_UFWORD advanceWidthMax;
30    SK_OT_FWORD minLeftSideBearing;
31    SK_OT_FWORD minRightSideBearing;
32    SK_OT_FWORD xMaxExtent;
33    SK_OT_SHORT caretSlopeRise;
34    SK_OT_SHORT caretSlopeRun;
35    SK_OT_SHORT caretOffset;
36    SK_OT_SHORT Reserved24;
37    SK_OT_SHORT Reserved26;
38    SK_OT_SHORT Reserved28;
39    SK_OT_SHORT Reserved30;
40    struct MetricDataFormat {
41        SK_TYPED_ENUM(Value, SK_OT_SHORT,
42            ((CurrentFormat, SkTEndian_SwapBE16(0)))
43            SK_SEQ_END,
44        (value)SK_SEQ_END)
45    } metricDataFormat;
46    SK_OT_USHORT numberOfHMetrics;
47};
48
49#pragma pack(pop)
50
51
52#include <stddef.h>
53SK_COMPILE_ASSERT(offsetof(SkOTTableHorizontalHeader, numberOfHMetrics) == 34, SkOTTableHorizontalHeader_numberOfHMetrics_not_at_34);
54SK_COMPILE_ASSERT(sizeof(SkOTTableHorizontalHeader) == 36, sizeof_SkOTTableHorizontalHeader_not_36);
55
56#endif
57