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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_OS_2_VA_DEFINED
9 #define SkOTTable_OS_2_VA_DEFINED
10 
11 #include "SkEndian.h"
12 #include "SkIBMFamilyClass.h"
13 #include "SkOTTableTypes.h"
14 #include "SkPanose.h"
15 #include "SkTypedEnum.h"
16 
17 #pragma pack(push, 1)
18 
19 //Original V0 TT
20 struct SkOTTableOS2_VA {
21     SK_OT_USHORT version;
22     //SkOTTableOS2_VA::VERSION and SkOTTableOS2_V0::VERSION are both 0.
23     //The only way to differentiate these two versions is by the size of the table.
24     static const SK_OT_USHORT VERSION = SkTEndian_SwapBE16(0);
25 
26     SK_OT_SHORT xAvgCharWidth;
27     struct WeightClass {
28         SK_TYPED_ENUM(Value, SK_OT_USHORT,
29             ((UltraLight, SkTEndian_SwapBE16(1)))
30             ((ExtraLight, SkTEndian_SwapBE16(2)))
31             ((Light, SkTEndian_SwapBE16(3)))
32             ((SemiLight, SkTEndian_SwapBE16(4)))
33             ((Medium, SkTEndian_SwapBE16(5)))
34             ((SemiBold, SkTEndian_SwapBE16(6)))
35             ((Bold, SkTEndian_SwapBE16(7)))
36             ((ExtraBold, SkTEndian_SwapBE16(8)))
37             ((UltraBold, SkTEndian_SwapBE16(9)))
38             SK_SEQ_END,
39         (value)SK_SEQ_END)
40     } usWeightClass;
41     struct WidthClass {
42         SK_TYPED_ENUM(Value, SK_OT_USHORT,
43             ((UltraCondensed, SkTEndian_SwapBE16(1)))
44             ((ExtraCondensed, SkTEndian_SwapBE16(2)))
45             ((Condensed, SkTEndian_SwapBE16(3)))
46             ((SemiCondensed, SkTEndian_SwapBE16(4)))
47             ((Medium, SkTEndian_SwapBE16(5)))
48             ((SemiExpanded, SkTEndian_SwapBE16(6)))
49             ((Expanded, SkTEndian_SwapBE16(7)))
50             ((ExtraExpanded, SkTEndian_SwapBE16(8)))
51             ((UltraExpanded, SkTEndian_SwapBE16(9)))
52             SK_SEQ_END,
53         (value)SK_SEQ_END)
54     } usWidthClass;
55     union Type {
56         struct Field {
57             //8-15
58             SK_OT_BYTE_BITFIELD(
59                 Reserved08,
60                 Reserved09,
61                 Reserved10,
62                 Reserved11,
63                 Reserved12,
64                 Reserved13,
65                 Reserved14,
66                 Reserved15)
67             //0-7
68             SK_OT_BYTE_BITFIELD(
69                 Reserved00,
70                 Restricted,
71                 PreviewPrint,
72                 Editable,
73                 Reserved04,
74                 Reserved05,
75                 Reserved06,
76                 Reserved07)
77         } field;
78         struct Raw {
79             static const SK_OT_USHORT Installable = 0;
80             static const SK_OT_USHORT RestrictedMask = SkOTSetUSHORTBit<1>::value;
81             static const SK_OT_USHORT PreviewPrintMask = SkOTSetUSHORTBit<2>::value;
82             static const SK_OT_USHORT EditableMask = SkOTSetUSHORTBit<3>::value;
83             SK_OT_USHORT value;
84         } raw;
85     } fsType;
86     SK_OT_SHORT ySubscriptXSize;
87     SK_OT_SHORT ySubscriptYSize;
88     SK_OT_SHORT ySubscriptXOffset;
89     SK_OT_SHORT ySubscriptYOffset;
90     SK_OT_SHORT ySuperscriptXSize;
91     SK_OT_SHORT ySuperscriptYSize;
92     SK_OT_SHORT ySuperscriptXOffset;
93     SK_OT_SHORT ySuperscriptYOffset;
94     SK_OT_SHORT yStrikeoutSize;
95     SK_OT_SHORT yStrikeoutPosition;
96     SkIBMFamilyClass sFamilyClass;
97     SkPanose panose;
98     SK_OT_ULONG ulCharRange[4];
99     SK_OT_CHAR achVendID[4];
100     union Selection {
101         struct Field {
102             //8-15
103             SK_OT_BYTE_BITFIELD(
104                 Reserved08,
105                 Reserved09,
106                 Reserved10,
107                 Reserved11,
108                 Reserved12,
109                 Reserved13,
110                 Reserved14,
111                 Reserved15)
112             //0-7
113             SK_OT_BYTE_BITFIELD(
114                 Italic,
115                 Underscore,
116                 Negative,
117                 Outlined,
118                 Strikeout,
119                 Bold,
120                 Reserved06,
121                 Reserved07)
122         } field;
123         struct Raw {
124             static const SK_OT_USHORT ItalicMask = SkOTSetUSHORTBit<0>::value;
125             static const SK_OT_USHORT UnderscoreMask = SkOTSetUSHORTBit<1>::value;
126             static const SK_OT_USHORT NegativeMask = SkOTSetUSHORTBit<2>::value;
127             static const SK_OT_USHORT OutlinedMask = SkOTSetUSHORTBit<3>::value;
128             static const SK_OT_USHORT StrikeoutMask = SkOTSetUSHORTBit<4>::value;
129             static const SK_OT_USHORT BoldMask = SkOTSetUSHORTBit<5>::value;
130             SK_OT_USHORT value;
131         } raw;
132     } fsSelection;
133     SK_OT_USHORT usFirstCharIndex;
134     SK_OT_USHORT usLastCharIndex;
135 };
136 
137 #pragma pack(pop)
138 
139 
140 SK_COMPILE_ASSERT(sizeof(SkOTTableOS2_VA) == 68, sizeof_SkOTTableOS2_VA_not_68);
141 
142 #endif
143