AutoCAD Map 3D 2009 Geospatial Platform Reference

AutoCAD Map 3D Geospatial Platform API

virtual INT64 MgByteReader::GetLength (  )  [virtual]

Returns the remaining length of the underlying byte source. This length is adjusted for previous reads. If the returned length is zero then the underlying source may be a streaming format and the length is not known.

Returns:
Remaining length of underlying byte source