public override int Read(byte[] buffer, int offset, int count)
{
if (position == 0 && zipEntry.IsCrypted && ((ZipInputStream)zipStream).Password == null && PasswordRequired != null)
{
CompressionPasswordRequiredEventArgs e = new CompressionPasswordRequiredEventArgs();
PasswordRequired(this, e);
if (e.ContinueOperation && e.Password.Length > 0)
((ZipInputStream)zipStream).Password = e.Password;
}
// TODO: always save to a local temp circular buffer for optimization of the backwards seek.
int total = zipStream.Read(buffer, offset, count);
position += total;
if (ExtractionProgress != null)
{
CompressionExtractionProgressEventArgs e = new CompressionExtractionProgressEventArgs();
e.BytesExtracted = position;
e.FileName = zipEntry.Name;
e.FileSize = zipEntry.Size;
e.PercentComplete = 100.0 * position / zipEntry.Size;
ExtractionProgress(this, e);
}
return total;
}
protected virtual int OnDataAvailable(IntPtr p1, int p2)
{
int result=1;
if(this.currentFile!=null)
this.currentFile.BytesExtracted+=p2;
if(this.DataAvailable!=null)
{
byte[] data=new byte[p2];
Marshal.Copy(p1, data, 0, p2);
DataAvailableEventArgs e=new DataAvailableEventArgs(data);
this.DataAvailable(this, e);
if(!e.ContinueOperation)
result=-1;
}
if((this.ExtractionProgress!=null) && (this.currentFile!=null))
{
CompressionExtractionProgressEventArgs e = new CompressionExtractionProgressEventArgs();
e.FileName=this.currentFile.FileName;
e.FileSize=this.currentFile.UnpackedSize;
e.BytesExtracted=this.currentFile.BytesExtracted;
e.PercentComplete=this.currentFile.PercentComplete;
this.ExtractionProgress(this, e);
if(!e.ContinueOperation)
result=-1;
}
return result;
}
//private void CDReadProgress(object sender, ReadProgressArgs e)
//{
// CheckStop();
// if (this.CUEToolsProgress == null)
// return;
// ICDRipper audioSource = (ICDRipper)sender;
// int processed = e.Position - e.PassStart;
// TimeSpan elapsed = DateTime.Now - e.PassTime;
// double speed = elapsed.TotalSeconds > 0 ? processed / elapsed.TotalSeconds / 75 : 1.0;
// _progress.percentDisk = (double)(e.PassStart + (processed + e.Pass * (e.PassEnd - e.PassStart)) / (audioSource.CorrectionQuality + 1)) / audioSource.TOC.AudioLength;
// _progress.percentTrck = (double) (e.Position - e.PassStart) / (e.PassEnd - e.PassStart);
// _progress.offset = 0;
// _progress.status = string.Format("Ripping @{0:00.00}x {1}", speed, e.Pass > 0 ? " (Retry " + e.Pass.ToString() + ")" : "");
// this.CUEToolsProgress(this, _progress);
//}
private void unzip_ExtractionProgress(object sender, CompressionExtractionProgressEventArgs e)
{
CheckStop();
if (this.CUEToolsProgress == null)
return;
_progress.percent = e.PercentComplete / 100;
this.CUEToolsProgress(this, _progress);
}
