/// <summary>
/// Constructs and initializes a new instance of <see
/// cref="Object" /> by reading the contents from a
/// specified position in a specified file.
/// </summary>
/// <param name="file">
/// A <see cref="Asf.File" /> object containing the file from
/// which the contents of the new instance are to be read.
/// </param>
/// <param name="position">
/// A <see cref="long" /> value specify at what position to
/// read the object.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="file" /> is <see langword="null" />.
/// </exception>
/// <exception cref="ArgumentOutOfRangeException">
/// <paramref name="position" /> is less than zero or greater
/// than the size of the file.
/// </exception>
protected Object (Asf.File file, long position)
{
if (file == null)
throw new ArgumentNullException ("file");
if (position < 0 ||
position > file.Length - 24)
throw new ArgumentOutOfRangeException (
"position");
file.Seek (position);
id = file.ReadGuid ();
size = file.ReadQWord ();
}
