public static OS2Data ReadOS2(DataReader reader, TableRecord[] tables)
{
SeekToTable(reader, tables, FourCC.OS_2, required: true);
// skip over version, xAvgCharWidth
reader.Skip(sizeof(short) * 2);
var result = new OS2Data
{
Weight = (FontWeight)reader.ReadUInt16BE(),
Stretch = (FontStretch)reader.ReadUInt16BE()
};
// skip over fsType, ySubscriptXSize, ySubscriptYSize, ySubscriptXOffset, ySubscriptYOffset,
// ySuperscriptXSize, ySuperscriptYSize, ySuperscriptXOffset, ySuperscriptXOffset
reader.Skip(sizeof(short) * 9);
result.StrikeoutSize = reader.ReadInt16BE();
result.StrikeoutPosition = reader.ReadInt16BE();
// skip over sFamilyClass, panose[10], ulUnicodeRange1-4, achVendID[4]
reader.Skip(sizeof(short) + sizeof(int) * 4 + 14);
// check various style flags
var fsSelection = (FsSelectionFlags)reader.ReadUInt16BE();
result.Style = (fsSelection & FsSelectionFlags.Italic) != 0 ? FontStyle.Italic :
(fsSelection & FsSelectionFlags.Bold) != 0 ? FontStyle.Bold :
(fsSelection & FsSelectionFlags.Oblique) != 0 ? FontStyle.Oblique :
FontStyle.Regular;
result.IsWWSFont = (fsSelection & FsSelectionFlags.WWS) != 0;
result.UseTypographicMetrics = (fsSelection & FsSelectionFlags.UseTypoMetrics) != 0;
// skip over usFirstCharIndex, usLastCharIndex
reader.Skip(sizeof(short) * 2);
result.TypographicAscender = reader.ReadInt16BE();
result.TypographicDescender = reader.ReadInt16BE();
result.TypographicLineGap = reader.ReadInt16BE();
result.WinAscent = reader.ReadUInt16BE();
result.WinDescent = reader.ReadUInt16BE();
// skip over ulCodePageRange1-2
reader.Skip(sizeof(int) * 2);
result.XHeight = reader.ReadInt16BE();
result.CapHeight = reader.ReadInt16BE();
return(result);
}
public static OS2Data ReadOS2(DataReader reader, TableRecord[] tables)
{
SeekToTable(reader, tables, FourCC.OS_2, required: true);
// skip over version, xAvgCharWidth
reader.Skip(sizeof(short) * 2);
var result = new OS2Data
{
Weight = (FontWeight)reader.ReadUInt16BE(),
Stretch = (FontStretch)reader.ReadUInt16BE()
};
// skip over fsType, ySubscriptXSize, ySubscriptYSize, ySubscriptXOffset, ySubscriptYOffset,
// ySuperscriptXSize, ySuperscriptYSize, ySuperscriptXOffset, ySuperscriptXOffset
reader.Skip(sizeof(short) * 9);
result.StrikeoutSize = reader.ReadInt16BE();
result.StrikeoutPosition = reader.ReadInt16BE();
// skip over sFamilyClass, panose[10], ulUnicodeRange1-4, achVendID[4]
reader.Skip(sizeof(short) + sizeof(int) * 4 + 14);
// check various style flags
var fsSelection = (FsSelectionFlags)reader.ReadUInt16BE();
result.Style = (fsSelection & FsSelectionFlags.Italic) != 0 ? FontStyle.Italic :
(fsSelection & FsSelectionFlags.Bold) != 0 ? FontStyle.Bold :
(fsSelection & FsSelectionFlags.Oblique) != 0 ? FontStyle.Oblique :
FontStyle.Regular;
result.IsWWSFont = (fsSelection & FsSelectionFlags.WWS) != 0;
result.UseTypographicMetrics = (fsSelection & FsSelectionFlags.UseTypoMetrics) != 0;
// skip over usFirstCharIndex, usLastCharIndex
reader.Skip(sizeof(short) * 2);
result.TypographicAscender = reader.ReadInt16BE();
result.TypographicDescender = reader.ReadInt16BE();
result.TypographicLineGap = reader.ReadInt16BE();
result.WinAscent = reader.ReadUInt16BE();
result.WinDescent = reader.ReadUInt16BE();
// skip over ulCodePageRange1-2
reader.Skip(sizeof(int) * 2);
result.XHeight = reader.ReadInt16BE();
result.CapHeight = reader.ReadInt16BE();
return result;
}
