// **********************************************************************
public static QshReader Open(string path)
{
FileStream fs = null;
try
{
fs = new FileStream(path, FileMode.Open, FileAccess.Read);
Stream ds = QshFile.GetDataStream(fs);
int version = ds.ReadByte();
switch (version)
{
case 4: return(new V4.QshReaderImpl(fs, ds));
default:
throw new FormatException("Неподдерживаемая версия файла (" + version + ")");
}
}
catch
{
if (fs != null)
{
fs.Dispose();
}
throw;
}
}
// **********************************************************************
public QshWriter(string path, bool compress, string appName,
string comment, DateTime recDateTime, int streamCount)
{
if (streamCount < 0)
{
throw new ArgumentOutOfRangeException("streamCount");
}
if (streamCount > byte.MaxValue)
{
throw new OverflowException("Слишком много потоков для записи");
}
fs = QshFile.Create(path, compress, fileVersion);
dw = new DataWriter(fs, recDateTime, streamCount > 1);
dw.Write(appName);
dw.Write(comment);
dw.Write(recDateTime.Ticks);
dw.Write((byte)streamCount);
}
