public bool WriteModifiedTALBlocks()
{
if (OpenReadOnly)
{
throw new ArgumentException(EdfConstants.FileIsReadOnly);
}
if (!Active)
{
return(false);
}
int i = 0;
bool writeOk = true;
if (AnnotationSignalNrs.Count > 0)
{
while (writeOk && (i < _tal.BlockCount))
{
EdfPlusAnnotationDataBlock talBlock;
if (TAL.BlockInMemory(i))
{
talBlock = TAL.Block(i);
if (talBlock.Modified)
{
WriteTALs(this, talBlock.DataRecNr, ref writeOk);
}
}
i++;
}
}
return(writeOk);
}
public override void ReadDataBlock(int blockNr)
{
base.ReadDataBlock(blockNr);
Debug.Assert(DataBuffer != null, "Object not initialised");
if (!DoReadDataBlock(blockNr, ref _dataBuffer))
{
throw new DataFileReadDataException(DataFileConsts.DataFileReadData);
}
if (!TAL.BlockInMemory(blockNr))
{
bool b = true;
DoReadTALs(blockNr, DataBuffer, ref b);
if (!b)
{
throw new DataFileReadDataException(DataFileConsts.DataFileErrorReadingTAL);
}
}
}
public override void WriteDataBlock(int blockNr)
{
base.WriteDataBlock(blockNr);
Debug.Assert(DataBuffer != null, "Object is not initialized");
// Update TAL list
if (!TAL.BlockInMemory(blockNr))
{
if (!FileInfo.SignalDataIsContinuous)
{
throw new DataFileNotContinuousException(DataFileConsts.DataFileNotContinuous);
}
TAL.AddBlock(blockNr, blockNr * FileInfo.SampleRecDuration);
if (blockNr == 0)
{
FileInfo.FirstDataBlockOnset = 0;
}
}
// Write data to file
if (!DoWriteDataBlock(blockNr, DataBuffer))
{
throw new DataFileWriteDataException(DataFileConsts.DataFileWriteData);
}
}
