/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"

// INCLUDE ---------------------------------------------------------------

#include "scitems.hxx"
#include "collect.hxx"
#include "attrib.hxx"
#include "patattr.hxx"
#include "docpool.hxx"
#include "cell.hxx"
#include "table.hxx"
#include "column.hxx"
#include "document.hxx"
#include "drwlayer.hxx"
#include "olinetab.hxx"
#include "userlist.hxx"
#include "stlsheet.hxx"
#include "global.hxx"
#include "rechead.hxx"
#include "stlpool.hxx"
#include "stlsheet.hxx"
#include "brdcst.hxx"
#include "tabprotection.hxx"
#include "globstr.hrc"
#include "segmenttree.hxx"
#include <com/sun/star/sheet/TablePageBreakData.hpp>

#include <algorithm>
#include <limits>

using ::com::sun::star::uno::Sequence;
using ::com::sun::star::sheet::TablePageBreakData;
using ::std::set;

// STATIC DATA -----------------------------------------------------------

#define GET_SCALEVALUE(set,id) 	((const SfxUInt16Item&)(set.Get( id ))).GetValue()


void ScTable::UpdatePageBreaks( const ScRange* pUserArea )
{
	if ( pDocument->IsImportingXML() )
		return;

    // pUserArea != NULL -> print area is specified.  We need to force-update 
    // the page breaks.

    if (!pUserArea)
    {
        if (!bPageSizeValid)
            return;
    
        if (mbPageBreaksValid)
            return;
    }

	SfxStyleSheetBase* pStyle = pDocument->GetStyleSheetPool()->
									Find( aPageStyle, SFX_STYLE_FAMILY_PAGE );
	if ( !pStyle )
	{
		DBG_ERROR("UpdatePageBreaks: Style nicht gefunden");
		return;
	}
	SfxItemSet* pStyleSet = &pStyle->GetItemSet();
	const SfxPoolItem* pItem;

	SCCOL nX;
	SCCOL nStartCol = 0;
	SCROW nStartRow = 0;
	SCCOL nEndCol = MAXCOL;
	SCROW nEndRow = MAXROW;
	if (pUserArea)
	{
		nStartCol = pUserArea->aStart.Col();
		nStartRow = pUserArea->aStart.Row();
		nEndCol = pUserArea->aEnd.Col();
		nEndRow = pUserArea->aEnd.Row();
	}
	else
	{
		sal_uInt16 nAreaCount = GetPrintRangeCount();
		if ( nAreaCount > 1 )
		{
			//	bei mehreren Bereichen nichts anzeigen:

			for (nX=0; nX<MAXCOL; nX++)
                RemoveColBreak(nX, true, false);

            RemoveRowPageBreaks(0, MAXROW-1);

			return;
		}
		else if ( nAreaCount == 1 )
		{
			const ScRange* pArea = GetPrintRange( 0 );
			if (pArea)
			{
				nStartCol = pArea->aStart.Col();
				nStartRow = pArea->aStart.Row();
				nEndCol = pArea->aEnd.Col();
				nEndRow = pArea->aEnd.Row();
			}
		}			// sonst alles
	}

    // get bSkipColBreaks/bSkipRowBreaks flags:

    bool bSkipColBreaks = false;
    bool bSkipRowBreaks = false;

	if ( pStyleSet->GetItemState( ATTR_PAGE_SCALETOPAGES, sal_False, &pItem ) == SFX_ITEM_SET )
	{
		DBG_ASSERT( pItem->ISA(SfxUInt16Item), "falsches Item" );
        bSkipColBreaks = bSkipRowBreaks = ( ((const SfxUInt16Item*)pItem)->GetValue() > 0 );
	}

    if ( !bSkipColBreaks && pStyleSet->GetItemState(ATTR_PAGE_SCALETO, sal_False, &pItem) == SFX_ITEM_SET )
    {
        // #i54993# when fitting to width or height, ignore only manual breaks in that direction
        const ScPageScaleToItem* pScaleToItem = static_cast<const ScPageScaleToItem*>(pItem);
        if ( pScaleToItem->GetWidth() > 0 )
            bSkipColBreaks = true;
        if ( pScaleToItem->GetHeight() > 0 )
            bSkipRowBreaks = true;
    }

	//--------------------------------------------------------------------------

	long nPageSizeX = aPageSizeTwips.Width();
	long nPageSizeY = aPageSizeTwips.Height();

		//	Anfang: Breaks loeschen

	for (nX=0; nX<nStartCol; nX++)
        RemoveColBreak(nX, true, false);
    RemoveRowPageBreaks(0, nStartRow-1);

	if (nStartCol > 0)
        SetColBreak(nStartCol, true, false);  // AREABREAK
	if (nStartRow > 0)
        SetRowBreak(nStartRow, true, false);  // AREABREAK

		//	Mittelteil: Breaks verteilen

	sal_Bool bRepeatCol = ( nRepeatStartX != SCCOL_REPEAT_NONE );
	sal_Bool bColFound = sal_False;
	long nSizeX = 0;
	for (nX=nStartCol; nX<=nEndCol; nX++)
	{
		sal_Bool bStartOfPage = sal_False;
		long nThisX = ColHidden(nX) ? 0 : pColWidth[nX];
        bool bManualBreak = HasColManualBreak(nX);
        if ( (nSizeX+nThisX > nPageSizeX) || (bManualBreak && !bSkipColBreaks) )
		{
            SetColBreak(nX, true, false);
			nSizeX = 0;
			bStartOfPage = sal_True;
		}
		else if (nX != nStartCol)
            RemoveColBreak(nX, true, false);
		else
			bStartOfPage = sal_True;

		if ( bStartOfPage && bRepeatCol && nX>nRepeatStartX && !bColFound )
		{
			// subtract size of repeat columns from page size
			for (SCCOL i=nRepeatStartX; i<=nRepeatEndX; i++)
				nPageSizeX -= ColHidden(i) ? 0 : pColWidth[i];
			while (nX<=nRepeatEndX)
                RemoveColBreak(++nX, true, false);
			bColFound = sal_True;
		}

		nSizeX += nThisX;
	}

    // Remove all page breaks in range.
    RemoveRowPageBreaks(nStartRow+1, nEndRow);

    // And set new page breaks.
	sal_Bool bRepeatRow = ( nRepeatStartY != SCROW_REPEAT_NONE );
	sal_Bool bRowFound = sal_False;
	long nSizeY = 0;
    ScFlatBoolRowSegments::ForwardIterator aIterHidden(*mpHiddenRows);
    ScFlatUInt16RowSegments::ForwardIterator aIterHeights(*mpRowHeights);
    SCROW nNextManualBreak = GetNextManualBreak(nStartRow); // -1 => no more manual breaks
    for (SCROW nY = nStartRow; nY <= nEndRow; ++nY)
    {
		sal_Bool bStartOfPage = sal_False;
        bool bThisRowHidden = false;
        aIterHidden.getValue(nY, bThisRowHidden);
        long nThisY = 0;
        if (!bThisRowHidden)
        {
            sal_uInt16 nTmp;    
            aIterHeights.getValue(nY, nTmp);
            nThisY = static_cast<long>(nTmp);
        }

        bool bManualBreak = false;
        if (nNextManualBreak >= 0)
        {
            bManualBreak = (nY == nNextManualBreak);
            if (nY >= nNextManualBreak)
                // Query the next menual break position.
                nNextManualBreak = GetNextManualBreak(nY+1);
        }

		if ( (nSizeY+nThisY > nPageSizeY) || (bManualBreak && !bSkipRowBreaks) )
		{
            SetRowBreak(nY, true, false);
			nSizeY = 0;
			bStartOfPage = sal_True;
		}
		else if (nY != nStartRow)
			; // page break already removed
		else
			bStartOfPage = sal_True;

		if ( bStartOfPage && bRepeatRow && nY>nRepeatStartY && !bRowFound )
		{
			// subtract size of repeat rows from page size
            unsigned long nHeights = GetTotalRowHeight(nRepeatStartY, nRepeatEndY);
#ifdef DBG_UTIL
            if (nHeights == ::std::numeric_limits<unsigned long>::max())
                DBG_ERRORFILE("ScTable::UpdatePageBreaks: row heights overflow");
#endif
            nPageSizeY -= nHeights;
            if (nY <= nRepeatEndY)
                RemoveRowPageBreaks(nY, nRepeatEndY);
			bRowFound = sal_True;
		}

        if (bThisRowHidden)
        {
            // Hidden row range.  Skip them unless there is a manual break.
            SCROW nLastCommon = aIterHidden.getLastPos();
            if (nNextManualBreak >= 0)
                nLastCommon = ::std::min(nLastCommon, nNextManualBreak-1);
            nY = nLastCommon;
        }
        else
        {
            // Visible row range.

            SCROW nLastHidden = aIterHidden.getLastPos();
            SCROW nLastHeight = aIterHeights.getLastPos();
            SCROW nLastCommon = ::std::min(nLastHidden, nLastHeight);
            if (nNextManualBreak >= 0)
                nLastCommon = ::std::min(nLastCommon, nNextManualBreak-1);
    
            if (nLastCommon > nY)
            {
                long nMaxMultiple = static_cast<long>(nLastCommon - nY);
                long nMultiple = (nPageSizeY - nSizeY) / nThisY;
                if (nMultiple > nMaxMultiple)
                    nMultiple = nMaxMultiple;
                if (nMultiple > 1)
                {
                    nSizeY += nThisY * (nMultiple - 1);
                    nY += nMultiple - 1;
                }
            }
        }

		nSizeY += nThisY;
	}

		//	Ende: Breaks loeschen

	if (nEndCol < MAXCOL)
	{
        SetColBreak(nEndCol+1, true, false);  // AREABREAK
		for (nX=nEndCol+2; nX<=MAXCOL; nX++)
            RemoveColBreak(nX, true, false);
	}
	if (nEndRow < MAXROW)
	{
        SetRowBreak(nEndRow+1, true, false);  // AREABREAK
		if (nEndRow+2 <= MAXROW)
            RemoveRowPageBreaks(nEndRow+2, MAXROW);
	}
    mbPageBreaksValid = !pUserArea;     // #i116881# the valid flag can only apply to the "no user area" case
}

void ScTable::RemoveManualBreaks()
{
    maRowManualBreaks.clear();
    maColManualBreaks.clear();
    InvalidatePageBreaks();

    if (IsStreamValid())
        SetStreamValid(sal_False);
}

sal_Bool ScTable::HasManualBreaks() const
{
    return !maRowManualBreaks.empty() || !maColManualBreaks.empty();
}

void ScTable::SetRowManualBreaks( const ::std::set<SCROW>& rBreaks )
{
    maRowManualBreaks = rBreaks;
    InvalidatePageBreaks();
    if (IsStreamValid())
        SetStreamValid(sal_False);
}

void ScTable::SetColManualBreaks( const ::std::set<SCCOL>& rBreaks )
{
    maColManualBreaks = rBreaks;
    InvalidatePageBreaks();
    if (IsStreamValid())
        SetStreamValid(sal_False);
}

void ScTable::GetAllRowBreaks(set<SCROW>& rBreaks, bool bPage, bool bManual) const
{
    if (bPage)
        rBreaks = maRowPageBreaks;

    if (bManual)
    {
        using namespace std;    
        copy(maRowManualBreaks.begin(), maRowManualBreaks.end(), inserter(rBreaks, rBreaks.begin()));
    }
}

void ScTable::GetAllColBreaks(set<SCCOL>& rBreaks, bool bPage, bool bManual) const
{
    if (bPage)
        rBreaks = maColPageBreaks;

    if (bManual)
    {
        using namespace std;
        copy(maColManualBreaks.begin(), maColManualBreaks.end(), inserter(rBreaks, rBreaks.begin()));
    }
}

bool ScTable::HasRowPageBreak(SCROW nRow) const
{
    if (!ValidRow(nRow))
        return false;

    return maRowPageBreaks.find(nRow) != maRowPageBreaks.end();
}

bool ScTable::HasColPageBreak(SCCOL nCol) const
{
    if (!ValidCol(nCol))
        return false;

    return maColPageBreaks.find(nCol) != maColPageBreaks.end();
}

bool ScTable::HasRowManualBreak(SCROW nRow) const
{
    if (!ValidRow(nRow))
        return false;

    return maRowManualBreaks.find(nRow) != maRowManualBreaks.end();
}

bool ScTable::HasColManualBreak(SCCOL nCol) const
{
    if (!ValidCol(nCol))
        return false;

    return maColManualBreaks.find(nCol) != maColManualBreaks.end();
}

SCROW ScTable::GetNextManualBreak(SCROW nRow) const
{
    set<SCROW>::const_iterator itr = maRowManualBreaks.lower_bound(nRow);
    return itr == maRowManualBreaks.end() ? -1 : *itr;
}

void ScTable::RemoveRowPageBreaks(SCROW nStartRow, SCROW nEndRow)
{
    using namespace std;

    if (!ValidRow(nStartRow) || !ValidRow(nEndRow))
        return;

    set<SCROW>::iterator low  = maRowPageBreaks.lower_bound(nStartRow);
    set<SCROW>::iterator high = maRowPageBreaks.upper_bound(nEndRow);
    maRowPageBreaks.erase(low, high);
}

void ScTable::RemoveRowBreak(SCROW nRow, bool bPage, bool bManual)
{
    if (!ValidRow(nRow))
        return;

    if (bPage)
        maRowPageBreaks.erase(nRow);

    if (bManual)
    {    
        maRowManualBreaks.erase(nRow);
        InvalidatePageBreaks();
    }
}

void ScTable::RemoveColBreak(SCCOL nCol, bool bPage, bool bManual)
{
    if (!ValidCol(nCol))
        return;

    if (bPage)
        maColPageBreaks.erase(nCol);

    if (bManual)
    {    
        maColManualBreaks.erase(nCol);
        InvalidatePageBreaks();
    }
}

void ScTable::SetRowBreak(SCROW nRow, bool bPage, bool bManual)
{
    if (!ValidRow(nRow))
        return;

    if (bPage)
        maRowPageBreaks.insert(nRow);

    if (bManual)
    {    
        maRowManualBreaks.insert(nRow);
        InvalidatePageBreaks();
    }
}

void ScTable::SetColBreak(SCCOL nCol, bool bPage, bool bManual)
{
    if (!ValidCol(nCol))
        return;

    if (bPage)
        maColPageBreaks.insert(nCol);

    if (bManual)
    {    
        maColManualBreaks.insert(nCol);
        InvalidatePageBreaks();
    }
}

Sequence<TablePageBreakData> ScTable::GetRowBreakData() const
{
    using ::std::copy;
    using ::std::inserter;

    set<SCROW> aRowBreaks = maRowPageBreaks;
    copy(maRowManualBreaks.begin(), maRowManualBreaks.end(), inserter(aRowBreaks, aRowBreaks.begin()));

    set<SCROW>::const_iterator itr = aRowBreaks.begin(), itrEnd = aRowBreaks.end();
    Sequence<TablePageBreakData> aSeq(aRowBreaks.size());

    for (sal_Int32 i = 0; itr != itrEnd; ++itr, ++i)
    {
        SCROW nRow = *itr;
        TablePageBreakData aData;
        aData.Position = nRow;
        aData.ManualBreak = HasRowManualBreak(nRow);
        aSeq[i] = aData;
    }

    return aSeq;
}

bool ScTable::RowHidden(SCROW nRow, SCROW* pFirstRow, SCROW* pLastRow) const
{
    if (!ValidRow(nRow))
    {
        if (pFirstRow)
            *pFirstRow = nRow;
        if (pLastRow)
            *pLastRow = nRow;
        return true;
    }

    ScFlatBoolRowSegments::RangeData aData;
    if (!mpHiddenRows->getRangeData(nRow, aData))
    {
        // search failed.
        if (pFirstRow)
            *pFirstRow = nRow;
        if (pLastRow)
            *pLastRow = nRow;
        return true;
    }

    if (pFirstRow)
        *pFirstRow = aData.mnRow1;
    if (pLastRow)
        *pLastRow = aData.mnRow2;

    return aData.mbValue;
}


bool ScTable::RowHidden(SCROW nRow, SCROW& rLastRow) const
{
    rLastRow = nRow;    
    if (!ValidRow(nRow))
        return true;

    ScFlatBoolRowSegments::RangeData aData;
    if (!mpHiddenRows->getRangeData(nRow, aData))
        // search failed.
        return true;

    rLastRow = aData.mnRow2;
    return aData.mbValue;
}

bool ScTable::HasHiddenRows(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nStartRow;
    while (nRow <= nEndRow)
    {
        SCROW nLastRow = -1;
        bool bHidden = RowHidden(nRow, nLastRow);
        if (bHidden)
            return true;

        nRow = nLastRow + 1;
    }
    return false;
}

bool ScTable::ColHidden(SCCOL nCol, SCCOL& rLastCol) const
{
    rLastCol = nCol;    
    if (!ValidCol(nCol))
        return true;

    ScFlatBoolColSegments::RangeData aData;
    if (!mpHiddenCols->getRangeData(nCol, aData))
        return true;

    rLastCol = aData.mnCol2;
    return aData.mbValue;
}

bool ScTable::ColHidden(SCCOL nCol, SCCOL* pFirstCol, SCCOL* pLastCol) const
{
    if (!ValidCol(nCol))
        return true;

    ScFlatBoolColSegments::RangeData aData;
    if (!mpHiddenCols->getRangeData(nCol, aData))
        return true;

    if (pFirstCol)
        *pFirstCol = aData.mnCol1;
    if (pLastCol)
        *pLastCol = aData.mnCol2;

    return aData.mbValue;
}

void ScTable::SetRowHidden(SCROW nStartRow, SCROW nEndRow, bool bHidden)
{
    if (bHidden)
        mpHiddenRows->setTrue(nStartRow, nEndRow);
    else
        mpHiddenRows->setFalse(nStartRow, nEndRow);
}

void ScTable::SetColHidden(SCCOL nStartCol, SCCOL nEndCol, bool bHidden)
{
    if (bHidden)
        mpHiddenCols->setTrue(nStartCol, nEndCol);
    else
        mpHiddenCols->setFalse(nStartCol, nEndCol);
}

void ScTable::CopyColHidden(ScTable& rTable, SCCOL nStartCol, SCCOL nEndCol)
{
    SCCOL nCol = nStartCol;
    while (nCol <= nEndCol)
    {
        SCCOL nLastCol;
        bool bHidden = rTable.ColHidden(nCol, NULL, &nLastCol);
        if (nLastCol > nEndCol)
            nLastCol = nEndCol;

        SetColHidden(nCol, nLastCol, bHidden);
        nCol = nLastCol + 1;
    }
}

void ScTable::CopyRowHidden(ScTable& rTable, SCROW nStartRow, SCROW nEndRow)
{
    SCROW nRow = nStartRow;
    while (nRow <= nEndRow)
    {
        SCROW nLastRow = -1;
        bool bHidden = rTable.RowHidden(nRow, nLastRow);
        if (nLastRow > nEndRow)
            nLastRow = nEndRow;
        SetRowHidden(nRow, nLastRow, bHidden);
        nRow = nLastRow + 1;
    }
}

void ScTable::CopyRowHeight(ScTable& rSrcTable, SCROW nStartRow, SCROW nEndRow, SCROW nSrcOffset)
{
    SCROW nRow = nStartRow;
    ScFlatUInt16RowSegments::RangeData aSrcData;
    while (nRow <= nEndRow)
    {
        if (!rSrcTable.mpRowHeights->getRangeData(nRow + nSrcOffset, aSrcData))
            // Something is wrong !
            return;

        SCROW nLastRow = aSrcData.mnRow2 - nSrcOffset;
        if (nLastRow > nEndRow)
            nLastRow = nEndRow;

        mpRowHeights->setValue(nRow, nLastRow, aSrcData.mnValue);
        nRow = nLastRow + 1;
    }
}

SCROW ScTable::FirstVisibleRow(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nStartRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow <= nEndRow)
    {
        if (!ValidRow(nRow))
            break;

        if (!mpHiddenRows->getRangeData(nRow, aData))
            // failed to get range data.
            break;

        if (!aData.mbValue)
            // visible row found
            return nRow;

        nRow = aData.mnRow2 + 1;
    }

    return ::std::numeric_limits<SCROW>::max();
}

SCROW ScTable::LastVisibleRow(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nEndRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow >= nStartRow)
    {
        if (!ValidRow(nRow))
            break;

        if (!mpHiddenRows->getRangeData(nRow, aData))
            // failed to get range data.
            break;

        if (!aData.mbValue)
            // visible row found
            return nRow;

        nRow = aData.mnRow1 - 1;
    }

    return ::std::numeric_limits<SCROW>::max();
}

SCROW ScTable::CountVisibleRows(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nCount = 0;
    SCROW nRow = nStartRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow <= nEndRow)
    {
        if (!mpHiddenRows->getRangeData(nRow, aData))
            break;

        if (aData.mnRow2 > nEndRow)
            aData.mnRow2 = nEndRow;

        if (!aData.mbValue)
            nCount += aData.mnRow2 - nRow + 1;

        nRow = aData.mnRow2 + 1;
    }
    return nCount;
}

sal_uInt32 ScTable::GetTotalRowHeight(SCROW nStartRow, SCROW nEndRow) const
{
    sal_uInt32 nHeight = 0;
    SCROW nRow = nStartRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow <= nEndRow)
    {
        if (!mpHiddenRows->getRangeData(nRow, aData))
            break;

        if (aData.mnRow2 > nEndRow)
            aData.mnRow2 = nEndRow;

        if (!aData.mbValue)
            // visible row range.
            nHeight += mpRowHeights->getSumValue(nRow, aData.mnRow2);

        nRow = aData.mnRow2 + 1;
    }

    return nHeight;
}

SCCOLROW ScTable::LastHiddenColRow(SCCOLROW nPos, bool bCol) const
{
    if (bCol)
    {
        SCCOL nCol = static_cast<SCCOL>(nPos);
        if (ColHidden(nCol))
        {
            for (SCCOL i = nCol+1; i <= MAXCOL; ++i)
            {
                if (!ColHidden(nCol))
                    return nCol - 1;
            }
        }
    }
    else
    {
        SCROW nRow = static_cast<SCROW>(nPos);
        SCROW nLastRow;
        if (RowHidden(nRow, NULL, &nLastRow))
            return static_cast<SCCOLROW>(nLastRow);
    }
    return ::std::numeric_limits<SCCOLROW>::max();
}

bool ScTable::RowFiltered(SCROW nRow, SCROW* pFirstRow, SCROW* pLastRow) const
{
    if (!ValidRow(nRow))
        return false;

    ScFlatBoolRowSegments::RangeData aData;
    if (!mpFilteredRows->getRangeData(nRow, aData))
        // search failed.
        return false;

    if (pFirstRow)
        *pFirstRow = aData.mnRow1;
    if (pLastRow)
        *pLastRow = aData.mnRow2;

    return aData.mbValue;
}

bool ScTable::ColFiltered(SCCOL nCol, SCCOL* pFirstCol, SCCOL* pLastCol) const
{
    if (!ValidCol(nCol))
        return false;

    ScFlatBoolColSegments::RangeData aData;
    if (!mpFilteredCols->getRangeData(nCol, aData))
        // search failed.
        return false;

    if (pFirstCol)
        *pFirstCol = aData.mnCol1;
    if (pLastCol)
        *pLastCol = aData.mnCol2;

    return aData.mbValue;
}

bool ScTable::HasFilteredRows(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nStartRow;
    while (nRow <= nEndRow)
    {
        SCROW nLastRow = nRow;
        bool bFiltered = RowFiltered(nRow, NULL, &nLastRow);
        if (bFiltered)
            return true;

        nRow = nLastRow + 1;
    }
    return false;
}

void ScTable::CopyColFiltered(ScTable& rTable, SCCOL nStartCol, SCCOL nEndCol)
{
    SCCOL nCol = nStartCol;
    while (nCol <= nEndCol)
    {
        SCCOL nLastCol;
        bool bFiltered = rTable.ColFiltered(nCol, NULL, &nLastCol);
        if (nLastCol > nEndCol)
            nLastCol = nEndCol;

        SetColFiltered(nCol, nLastCol, bFiltered);
        nCol = nLastCol + 1;
    }
}

void ScTable::CopyRowFiltered(ScTable& rTable, SCROW nStartRow, SCROW nEndRow)
{
    SCROW nRow = nStartRow;
    while (nRow <= nEndRow)
    {
        SCROW nLastRow = -1;
        bool bFiltered = rTable.RowFiltered(nRow, NULL, &nLastRow);
        if (nLastRow > nEndRow)
            nLastRow = nEndRow;
        SetRowFiltered(nRow, nLastRow, bFiltered);
        nRow = nLastRow + 1;
    }
}

void ScTable::SetRowFiltered(SCROW nStartRow, SCROW nEndRow, bool bFiltered)
{
    if (bFiltered)
        mpFilteredRows->setTrue(nStartRow, nEndRow);
    else
        mpFilteredRows->setFalse(nStartRow, nEndRow);
}

void ScTable::SetColFiltered(SCCOL nStartCol, SCCOL nEndCol, bool bFiltered)
{
    if (bFiltered)
        mpFilteredCols->setTrue(nStartCol, nEndCol);
    else
        mpFilteredCols->setFalse(nStartCol, nEndCol);
}

SCROW ScTable::FirstNonFilteredRow(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nStartRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow <= nEndRow)
    {
        if (!ValidRow(nRow))
            break;

        if (!mpFilteredRows->getRangeData(nRow, aData))
            // failed to get range data.
            break;

        if (!aData.mbValue)
            // non-filtered row found
            return nRow;

        nRow = aData.mnRow2 + 1;
    }

    return ::std::numeric_limits<SCROW>::max();
}

SCROW ScTable::LastNonFilteredRow(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nRow = nEndRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow >= nStartRow)
    {
        if (!ValidRow(nRow))
            break;

        if (!mpFilteredRows->getRangeData(nRow, aData))
            // failed to get range data.
            break;

        if (!aData.mbValue)
            // non-filtered row found
            return nRow;

        nRow = aData.mnRow1 - 1;
    }

    return ::std::numeric_limits<SCROW>::max();
}

SCROW ScTable::CountNonFilteredRows(SCROW nStartRow, SCROW nEndRow) const
{
    SCROW nCount = 0;
    SCROW nRow = nStartRow;
    ScFlatBoolRowSegments::RangeData aData;
    while (nRow <= nEndRow)
    {
        if (!mpFilteredRows->getRangeData(nRow, aData))
            break;

        if (aData.mnRow2 > nEndRow)
            aData.mnRow2 = nEndRow;

        if (!aData.mbValue)
            nCount += aData.mnRow2 - nRow + 1;

        nRow = aData.mnRow2 + 1;
    }
    return nCount;
}

namespace {

void lcl_syncFlags(ScFlatBoolColSegments& rColSegments, ScFlatBoolRowSegments& rRowSegments,
    sal_uInt8* pColFlags, ScBitMaskCompressedArray< SCROW, sal_uInt8>* pRowFlags, const sal_uInt8 nFlagMask)
{
    using ::sal::static_int_cast;

    pRowFlags->AndValue(0, MAXROW, static_int_cast<sal_uInt8>(~nFlagMask));
    for (SCCOL i = 0; i <= MAXCOL; ++i)
        pColFlags[i] &= static_int_cast<sal_uInt8>(~nFlagMask);

    {
        // row hidden flags.

        SCROW nRow = 0;
        ScFlatBoolRowSegments::RangeData aData;
        while (nRow <= MAXROW)
        {
            if (!rRowSegments.getRangeData(nRow, aData))
                break;

            if (aData.mbValue)
                pRowFlags->OrValue(nRow, aData.mnRow2, static_int_cast<sal_uInt8>(nFlagMask));

            nRow = aData.mnRow2 + 1;
        }
    }

    {
        // column hidden flags.

        SCCOL nCol = 0;
        ScFlatBoolColSegments::RangeData aData;
        while (nCol <= MAXCOL)
        {
            if (!rColSegments.getRangeData(nCol, aData))
                break;

            if (aData.mbValue)
            {
                for (SCCOL i = nCol; i <= aData.mnCol2; ++i)
                    pColFlags[i] |= nFlagMask;
            }

            nCol = aData.mnCol2 + 1;
        }
    }
}

}

void ScTable::SyncColRowFlags()
{
    using ::sal::static_int_cast;

    // Manual breaks.
    pRowFlags->AndValue(0, MAXROW, static_int_cast<sal_uInt8>(~CR_MANUALBREAK));
    for (SCCOL i = 0; i <= MAXCOL; ++i)
        pColFlags[i] &= static_int_cast<sal_uInt8>(~CR_MANUALBREAK);

    if (!maRowManualBreaks.empty())
    {
        for (set<SCROW>::const_iterator itr = maRowManualBreaks.begin(), itrEnd = maRowManualBreaks.end();
              itr != itrEnd; ++itr)
            pRowFlags->OrValue(*itr, static_int_cast<sal_uInt8>(CR_MANUALBREAK));
    }

    if (!maColManualBreaks.empty())
    {
        for (set<SCCOL>::const_iterator itr = maColManualBreaks.begin(), itrEnd = maColManualBreaks.end();
              itr != itrEnd; ++itr)
            pColFlags[*itr] |= CR_MANUALBREAK;
    }

    // Hidden flags.
    lcl_syncFlags(*mpHiddenCols, *mpHiddenRows, pColFlags, pRowFlags, CR_HIDDEN);
    lcl_syncFlags(*mpFilteredCols, *mpFilteredRows, pColFlags, pRowFlags, CR_FILTERED);
}

void ScTable::SetPageSize( const Size& rSize )
{
	if ( rSize.Width() != 0 && rSize.Height() != 0 )
	{
        if (aPageSizeTwips != rSize)
            InvalidatePageBreaks();

		bPageSizeValid = sal_True;
		aPageSizeTwips = rSize;
	}
	else
		bPageSizeValid = sal_False;
}

sal_Bool ScTable::IsProtected() const
{
    return pTabProtection.get() && pTabProtection->isProtected();
}

void ScTable::SetProtection(const ScTableProtection* pProtect)
{
    if (pProtect)
        pTabProtection.reset(new ScTableProtection(*pProtect));
    else
        pTabProtection.reset();

    if (IsStreamValid())
        SetStreamValid(sal_False);
}

ScTableProtection* ScTable::GetProtection()
{
    return pTabProtection.get();
}

Size ScTable::GetPageSize() const
{
	if ( bPageSizeValid )
		return aPageSizeTwips;
	else
		return Size();	// leer
}

void ScTable::SetRepeatArea( SCCOL nStartCol, SCCOL nEndCol, SCROW nStartRow, SCROW nEndRow )
{
    // #i117952# page break calculation uses these values (set from ScPrintFunc), not pRepeatColRange/pRepeatRowRange
    if ( nStartCol != nRepeatStartX || nEndCol != nRepeatEndX || nStartRow != nRepeatStartY || nEndRow != nRepeatEndY )
        InvalidatePageBreaks();

	nRepeatStartX = nStartCol;
	nRepeatEndX   = nEndCol;
	nRepeatStartY = nStartRow;
	nRepeatEndY   = nEndRow;
}

void ScTable::StartListening( const ScAddress& rAddress, SvtListener* pListener )
{
	aCol[rAddress.Col()].StartListening( *pListener, rAddress.Row() );
}

void ScTable::EndListening( const ScAddress& rAddress, SvtListener* pListener )
{
	aCol[rAddress.Col()].EndListening( *pListener, rAddress.Row() );
}

void ScTable::SetPageStyle( const String& rName )
{
	if ( aPageStyle != rName )
	{
		String					aStrNew    = rName;
		SfxStyleSheetBasePool*	pStylePool = pDocument->GetStyleSheetPool();
		SfxStyleSheetBase*		pNewStyle  = pStylePool->Find( aStrNew, SFX_STYLE_FAMILY_PAGE );

		if ( !pNewStyle )
		{
			aStrNew = ScGlobal::GetRscString(STR_STYLENAME_STANDARD);
			pNewStyle = pStylePool->Find( aStrNew, SFX_STYLE_FAMILY_PAGE );
		}

		if ( aPageStyle != aStrNew )
		{
			SfxStyleSheetBase* pOldStyle = pStylePool->Find( aPageStyle, SFX_STYLE_FAMILY_PAGE );

			if ( pOldStyle && pNewStyle )
			{
				SfxItemSet&  rOldSet		  = pOldStyle->GetItemSet();
				SfxItemSet&  rNewSet 		  = pNewStyle->GetItemSet();
				const sal_uInt16 nOldScale		  = GET_SCALEVALUE(rOldSet,ATTR_PAGE_SCALE);
				const sal_uInt16 nOldScaleToPages = GET_SCALEVALUE(rOldSet,ATTR_PAGE_SCALETOPAGES);
				const sal_uInt16 nNewScale		  = GET_SCALEVALUE(rNewSet,ATTR_PAGE_SCALE);
				const sal_uInt16 nNewScaleToPages = GET_SCALEVALUE(rNewSet,ATTR_PAGE_SCALETOPAGES);

				if ( (nOldScale != nNewScale) || (nOldScaleToPages != nNewScaleToPages) )
                    InvalidateTextWidth(NULL, NULL, sal_False, sal_False);
			}

			if ( pNewStyle )			// auch ohne den alten (fuer UpdateStdNames)
				aPageStyle = aStrNew;

            if (IsStreamValid())
                SetStreamValid(sal_False);
		}
	}
}

void ScTable::PageStyleModified( const String& rNewName )
{
	aPageStyle = rNewName;
    InvalidateTextWidth(NULL, NULL, sal_False, sal_False);      // don't know what was in the style before
}

void ScTable::InvalidateTextWidth( const ScAddress* pAdrFrom, const ScAddress* pAdrTo,
                                   sal_Bool bNumFormatChanged, sal_Bool bBroadcast )
{
	if ( pAdrFrom && !pAdrTo )
	{
		ScBaseCell* pCell = aCol[pAdrFrom->Col()].GetCell( pAdrFrom->Row() );
		if ( pCell )
		{
			pCell->SetTextWidth( TEXTWIDTH_DIRTY );
            if ( bNumFormatChanged )
                pCell->SetScriptType( SC_SCRIPTTYPE_UNKNOWN );
			if ( bBroadcast )
			{	// nur bei CalcAsShown
				switch ( pCell->GetCellType() )
				{
					case CELLTYPE_VALUE :
						pDocument->Broadcast( SC_HINT_DATACHANGED,
							ScAddress( pAdrFrom->Col(), pAdrFrom->Row(), nTab ),
							pCell );
						break;
					case CELLTYPE_FORMULA :
						((ScFormulaCell*)pCell)->SetDirty();
						break;
                    default:
                    {
                        // added to avoid warnings
                    }
				}
			}
		}
	}
	else
	{
		const SCCOL nColStart = pAdrFrom ? pAdrFrom->Col() : 0;
		const SCROW nRowStart = pAdrFrom ? pAdrFrom->Row() : 0;
		const SCCOL nColEnd   = pAdrTo   ? pAdrTo->Col()   : MAXCOL;
		const SCROW nRowEnd   = pAdrTo   ? pAdrTo->Row()   : MAXROW;

		for ( SCCOL nCol=nColStart; nCol<=nColEnd; nCol++ )
		{
			ScColumnIterator aIter( &aCol[nCol], nRowStart, nRowEnd );
			ScBaseCell*		 pCell = NULL;
			SCROW			 nRow  = nRowStart;

			while ( aIter.Next( nRow, pCell ) )
			{
				pCell->SetTextWidth( TEXTWIDTH_DIRTY );
                if ( bNumFormatChanged )
                    pCell->SetScriptType( SC_SCRIPTTYPE_UNKNOWN );
				if ( bBroadcast )
				{	// nur bei CalcAsShown
					switch ( pCell->GetCellType() )
					{
						case CELLTYPE_VALUE :
							pDocument->Broadcast( SC_HINT_DATACHANGED,
								ScAddress( nCol, nRow, nTab ), pCell );
							break;
						case CELLTYPE_FORMULA :
							((ScFormulaCell*)pCell)->SetDirty();
							break;
                        default:
                        {
                            // added to avoid warnings
                        }
					}
				}
			}
		}
	}
}