void CImageRescaler::RunL()
{
switch( iState )
{
case EStartRescale:
{
// Start rescaling process
DecodeL();
break;
}
case EDecoding:
{
if(iStatus == KErrNone)
{
ScaleL();
}
else if(iStatus == KErrUnderflow)
{
iImageDecoder->ContinueConvert( &iStatus );
SetActive();
}
else
{
// Unknown error
iErr = iStatus.Int();
CompleteRerescale();
}
break;
}
case EEncoding:
{
iErr = iStatus.Int();
CompleteRerescale();
break;
}
case EScaling:
{
EncodeL();
break;
}
default:
{
iErr = KErrGeneral;
CompleteRerescale();
break;
}
}
}
// -----------------------------------------------------------------------------
// Implementation of CActive
// -----------------------------------------------------------------------------
//
void CMPXImageUtil::RunL()
{
TInt deleteDecoder( ETrue );
switch( iState )
{
case EDecoding:
{
if( iStatus == KErrNone )
{
if ( !iScaleRquired )
{
iState = EIdle;
iObserver.ExtractAlbumArtCompleted(iBitmap,KErrNone);
iBitmap = NULL;
}
else
{
deleteDecoder = EFalse;
ScaleL();
}
break;
}
else
{
// some error
if ( iBitmap )
{
delete iBitmap;
iBitmap = NULL;
}
iState = EIdle;
iObserver.ExtractAlbumArtCompleted(iBitmap, iStatus.Int());
break;
}
}
case EScaling:
{
iState = EIdle;
iObserver.ExtractAlbumArtCompleted(iBitmap,iStatus.Int());
iBitmap = NULL;
}
break;
default: // some error
{
iState = EIdle;
if ( iBitmap )
{
delete iBitmap;
iBitmap = NULL;
}
iObserver.ExtractAlbumArtCompleted(iBitmap,iStatus.Int());
break;
}
}
// It's safe to destroy iImageData here
delete iImageData;
iImageData = NULL;
if ( deleteDecoder )
{
delete iImageDecoder;
iImageDecoder = NULL;
}
}
