public void Read(OpenTypeFontface fontData)
{
Tag = fontData.ReadTag();
CheckSum = fontData.ReadULong();
Offset = fontData.ReadLong();
Length = (int)fontData.ReadULong();
}
/// <summary>
/// Creates and reads a TableDirectoryEntry from the font image.
/// </summary>
public static TableDirectoryEntry ReadFrom(OpenTypeFontface fontData)
{
TableDirectoryEntry entry = new TableDirectoryEntry();
entry.Tag = fontData.ReadTag();
entry.CheckSum = fontData.ReadULong();
entry.Offset = fontData.ReadLong();
entry.Length = (int)fontData.ReadULong();
return(entry);
}