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 17 struct 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> 53 SK_COMPILE_ASSERT(offsetof(SkOTTableHorizontalHeader, numberOfHMetrics) == 34, SkOTTableHorizontalHeader_numberOfHMetrics_not_at_34); 54 SK_COMPILE_ASSERT(sizeof(SkOTTableHorizontalHeader) == 36, sizeof_SkOTTableHorizontalHeader_not_36); 55 56 #endif 57
