private Ptg RowMoveRefPtg(RefPtgBase rptg)
{
int refRow = rptg.Row;
if (_firstMovedIndex <= refRow && refRow <= _lastMovedIndex)
{
// Rows being moved completely enclose the ref.
// - move the area ref along with the rows regardless of destination
rptg.Row = (refRow + _amountToMove);
return(rptg);
}
// else rules for adjusting area may also depend on the destination of the moved rows
int destFirstRowIndex = _firstMovedIndex + _amountToMove;
int destLastRowIndex = _lastMovedIndex + _amountToMove;
// ref is outside source rows
// check for clashes with destination
if (destLastRowIndex < refRow || refRow < destFirstRowIndex)
{
// destination rows are completely outside ref
return(null);
}
if (destFirstRowIndex <= refRow && refRow <= destLastRowIndex)
{
// destination rows enclose the area (possibly exactly)
return(CreateDeletedRef(rptg));
}
throw new InvalidOperationException("Situation not covered: (" + _firstMovedIndex + ", " +
_lastMovedIndex + ", " + _amountToMove + ", " + refRow + ", " + refRow + ")");
}
private Ptg RowMoveRefPtg(RefPtgBase rptg)
{
int refRow = rptg.Row;
if (_firstMovedIndex <= refRow && refRow <= _lastMovedIndex)
{
// Rows being moved completely enclose the ref.
// - move the area ref along with the rows regardless of destination
rptg.Row = (refRow + _amountToMove);
return rptg;
}
// else rules for adjusting area may also depend on the destination of the moved rows
int destFirstRowIndex = _firstMovedIndex + _amountToMove;
int destLastRowIndex = _lastMovedIndex + _amountToMove;
// ref is outside source rows
// check for clashes with destination
if (destLastRowIndex < refRow || refRow < destFirstRowIndex)
{
// destination rows are completely outside ref
return null;
}
if (destFirstRowIndex <= refRow && refRow <= destLastRowIndex)
{
// destination rows enclose the area (possibly exactly)
return CreateDeletedRef(rptg);
}
throw new InvalidOperationException("Situation not covered: (" + _firstMovedIndex + ", " +
_lastMovedIndex + ", " + _amountToMove + ", " + refRow + ", " + refRow + ")");
}
