private bool moveToNextRecordNoIndex()
{
//seek from current row record to start of cell data where that cell relates to the next row record
XlsBiffRow rowRecord = m_currentRowRecord;
if (rowRecord == null)
{
return(false);
}
if (rowRecord.RowIndex < m_depth)
{
m_stream.Seek(rowRecord.Offset + rowRecord.Size, SeekOrigin.Begin);
do
{
if (m_stream.Position >= m_stream.Size)
{
return(false);
}
var record = m_stream.Read();
if (record is XlsBiffEOF)
{
return(false);
}
rowRecord = record as XlsBiffRow;
} while (rowRecord == null || rowRecord.RowIndex < m_depth);
}
m_currentRowRecord = rowRecord;
//m_depth = m_currentRowRecord.RowIndex;
//we have now found the row record for the new row, the we need to seek forward to the first cell record
XlsBiffBlankCell cell = null;
do
{
if (m_stream.Position >= m_stream.Size)
{
return(false);
}
var record = m_stream.Read();
if (record is XlsBiffEOF)
{
return(false);
}
if (record.IsCell)
{
var candidateCell = record as XlsBiffBlankCell;
if (candidateCell != null)
{
if (candidateCell.RowIndex == m_currentRowRecord.RowIndex)
{
cell = candidateCell;
}
}
}
} while (cell == null);
m_cellOffset = cell.Offset;
m_canRead = readWorkSheetRow();
//read last row
//if (!m_canRead && m_depth > 0) m_canRead = true;
//if (!m_canRead && m_dbCellAddrsIndex < (m_dbCellAddrs.Length - 1))
//{
// m_dbCellAddrsIndex++;
// m_cellOffset = findFirstDataCellOffset((int)m_dbCellAddrs[m_dbCellAddrsIndex]);
// m_canRead = readWorkSheetRow();
//}
return(m_canRead);
}
private void pushCellValue(XlsBiffBlankCell cell)
{
double _dValue;
switch (cell.ID)
{
case BIFFRECORDTYPE.BOOLERR:
if (cell.ReadByte(7) == 0)
{
m_cellsValues[cell.ColumnIndex] = cell.ReadByte(6) != 0;
}
break;
case BIFFRECORDTYPE.BOOLERR_OLD:
if (cell.ReadByte(8) == 0)
{
m_cellsValues[cell.ColumnIndex] = cell.ReadByte(7) != 0;
}
break;
case BIFFRECORDTYPE.INTEGER:
case BIFFRECORDTYPE.INTEGER_OLD:
m_cellsValues[cell.ColumnIndex] = ((XlsBiffIntegerCell)cell).Value;
break;
case BIFFRECORDTYPE.NUMBER:
case BIFFRECORDTYPE.NUMBER_OLD:
_dValue = ((XlsBiffNumberCell)cell).Value;
m_cellsValues[cell.ColumnIndex] = !m_ConvertOADate ?
_dValue : tryConvertOADateTime(_dValue, cell.XFormat);
break;
case BIFFRECORDTYPE.LABEL:
case BIFFRECORDTYPE.LABEL_OLD:
case BIFFRECORDTYPE.RSTRING:
m_cellsValues[cell.ColumnIndex] = ((XlsBiffLabelCell)cell).Value;
break;
case BIFFRECORDTYPE.LABELSST:
string tmp = m_globals.SST.GetString(((XlsBiffLabelSSTCell)cell).SSTIndex);
m_cellsValues[cell.ColumnIndex] = tmp;
break;
case BIFFRECORDTYPE.RK:
_dValue = ((XlsBiffRKCell)cell).Value;
m_cellsValues[cell.ColumnIndex] = !m_ConvertOADate ?
_dValue : tryConvertOADateTime(_dValue, cell.XFormat);
break;
case BIFFRECORDTYPE.MULRK:
XlsBiffMulRKCell _rkCell = (XlsBiffMulRKCell)cell;
for (ushort j = cell.ColumnIndex; j <= _rkCell.LastColumnIndex; j++)
{
_dValue = _rkCell.GetValue(j);
m_cellsValues[j] = !m_ConvertOADate ? _dValue : tryConvertOADateTime(_dValue, _rkCell.GetXF(j));
}
break;
case BIFFRECORDTYPE.BLANK:
case BIFFRECORDTYPE.BLANK_OLD:
case BIFFRECORDTYPE.MULBLANK:
// Skip blank cells
break;
case BIFFRECORDTYPE.FORMULA:
case BIFFRECORDTYPE.FORMULA_OLD:
object _oValue = ((XlsBiffFormulaCell)cell).Value;
if (null != _oValue && _oValue is FORMULAERROR)
{
_oValue = null;
}
else
{
m_cellsValues[cell.ColumnIndex] = !m_ConvertOADate ?
_oValue : tryConvertOADateTime(_oValue, (ushort)(cell.XFormat)); //date time offset
}
break;
default:
break;
}
}
