/// <summary>
/// Updates the checkSumAdjustment field in the head table.
/// </summary>
private void WriteChecksumAdjustment()
{
HeaderTable head = (HeaderTable)tables[TableNames.Head];
// Move to beginning of head table and skip the version no and
// font revision no fields.
stream.Position = head.Entry.Offset + 2 * PrimitiveSizes.Fixed;
stream.WriteULong(CalculateCheckSumAdjustment());
}
/// <summary>
/// Writes the contents of the head table to the supplied stream.
/// </summary>
/// <param name="writer"></param>
protected internal override void Write(FontFileWriter writer)
{
FontFileStream stream = writer.Stream;
stream.WriteFixed(versionNo);
stream.WriteFixed(fontRevision);
stream.WriteULong(0);
stream.WriteULong(0x5F0F3CF5);
stream.WriteUShort(flags);
stream.WriteUShort(unitsPermEm);
stream.WriteDateTime((long)(createDate - BaseDate).TotalSeconds);
stream.WriteDateTime((long)(updateDate - BaseDate).TotalSeconds);
stream.WriteShort(xMin);
stream.WriteShort(yMin);
stream.WriteShort(xMax);
stream.WriteShort(yMax);
stream.WriteUShort(macStyle);
stream.WriteUShort(lowestRecPPEM);
stream.WriteShort(fontDirectionHint);
stream.WriteShort(1);
stream.WriteShort(glyphDataFormat);
}
