/**
* Creates a PageSettingsBlock with default settings
*/
public PageSettingsBlock()
{
_plsRecords = new List<PLSAggregate>();
_rowBreaksRecord = new HorizontalPageBreakRecord();
_columnBreaksRecord = new VerticalPageBreakRecord();
header = new HeaderRecord(string.Empty);
footer = new FooterRecord(string.Empty);
_hCenter = CreateHCenter();
_vCenter = CreateVCenter();
printSetup = CreatePrintSetup();
}
/**
* Shifts all the page breaks in the range "count" number of rows/columns
* @param breaks The page record to be shifted
* @param start Starting "main" value to shift breaks
* @param stop Ending "main" value to shift breaks
* @param count number of units (rows/columns) to shift by
*/
private static void ShiftBreaks(PageBreakRecord breaks, int start, int stop, int count) {
IEnumerator iterator = breaks.GetBreaksEnumerator();
IList shiftedBreak = new ArrayList();
while(iterator.MoveNext())
{
PageBreakRecord.Break breakItem = (PageBreakRecord.Break)iterator.Current;
int breakLocation = breakItem.main;
bool inStart = (breakLocation >= start);
bool inEnd = (breakLocation <= stop);
if(inStart && inEnd)
shiftedBreak.Add(breakItem);
}
iterator = shiftedBreak.GetEnumerator();
while (iterator.MoveNext()) {
PageBreakRecord.Break breakItem = (PageBreakRecord.Break)iterator.Current;
breaks.RemoveBreak(breakItem.main);
breaks.AddBreak((short)(breakItem.main+count), breakItem.subFrom, breakItem.subTo);
}
}
private bool ReadARecord(RecordStream rs)
{
switch (rs.PeekNextSid())
{
case HorizontalPageBreakRecord.sid:
CheckNotPresent(_rowBreaksRecord);
_rowBreaksRecord = (PageBreakRecord)rs.GetNext();
break;
case VerticalPageBreakRecord.sid:
CheckNotPresent(_columnBreaksRecord);
_columnBreaksRecord = (PageBreakRecord)rs.GetNext();
break;
case HeaderRecord.sid:
CheckNotPresent(header);
header = (HeaderRecord)rs.GetNext();
break;
case FooterRecord.sid:
CheckNotPresent(footer);
footer = (FooterRecord)rs.GetNext();
break;
case HCenterRecord.sid:
CheckNotPresent(_hCenter);
_hCenter = (HCenterRecord)rs.GetNext();
break;
case VCenterRecord.sid:
CheckNotPresent(_vCenter);
_vCenter = (VCenterRecord)rs.GetNext();
break;
case LeftMarginRecord.sid:
CheckNotPresent(_leftMargin);
_leftMargin = (LeftMarginRecord)rs.GetNext();
break;
case RightMarginRecord.sid:
CheckNotPresent(_rightMargin);
_rightMargin = (RightMarginRecord)rs.GetNext();
break;
case TopMarginRecord.sid:
CheckNotPresent(_topMargin);
_topMargin = (TopMarginRecord)rs.GetNext();
break;
case BottomMarginRecord.sid:
CheckNotPresent(_bottomMargin);
_bottomMargin = (BottomMarginRecord)rs.GetNext();
break;
case UnknownRecord.PLS_004D: // PLS
_plsRecords.Add(new PLSAggregate(rs));
break;
case PrintSetupRecord.sid:
CheckNotPresent(printSetup);
printSetup = (PrintSetupRecord)rs.GetNext();
break;
case UnknownRecord.BITMAP_00E9: // BITMAP
CheckNotPresent(_bitmap);
_bitmap = rs.GetNext();
break;
case UnknownRecord.PRINTSIZE_0033:
CheckNotPresent(_printSize);
_printSize = rs.GetNext();
break;
case HeaderFooterRecord.sid:
HeaderFooterRecord hf = (HeaderFooterRecord)rs.GetNext();
if (hf.IsCurrentSheet)
_headerFooter = hf;
else
_sviewHeaderFooters.Add(hf);
break;
default:
// all other record types are not part of the PageSettingsBlock
return false;
}
return true;
}
private static void VisitIfPresent(PageBreakRecord r, RecordVisitor rv)
{
if (r != null)
{
if (r.IsEmpty)
{
// its OK to not serialize empty page break records
return;
}
rv.VisitRecord(r);
}
}
/**
* Shifts all the page breaks in the range "count" number of rows/columns
* @param breaks The page record to be Shifted
* @param start Starting "main" value to Shift breaks
* @param stop Ending "main" value to Shift breaks
* @param count number of Units (rows/columns) to Shift by
*/
public void ShiftBreaks(PageBreakRecord breaks, short start, short stop, int count)
{
if (rowBreaks == null)
return;
IEnumerator iterator = breaks.GetBreaksEnumerator();
IList ShiftedBreak = new ArrayList();
while (iterator.MoveNext())
{
PageBreakRecord.Break breakItem = (PageBreakRecord.Break)iterator.Current;
int breakLocation = breakItem.main;
bool inStart = (breakLocation >= start);
bool inEnd = (breakLocation <= stop);
if (inStart && inEnd)
ShiftedBreak.Add(breakItem);
}
iterator = ShiftedBreak.GetEnumerator();
while (iterator.MoveNext())
{
PageBreakRecord.Break breakItem = (PageBreakRecord.Break)iterator.Current;
breaks.RemoveBreak(breakItem.main);
breaks.AddBreak(breakItem.main + count, breakItem.subFrom, breakItem.subTo);
}
}