/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* 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 .
*/
#include <swtable.hxx>
#include <swcrsr.hxx>
#include <tblsel.hxx>
#include <tblrwcl.hxx>
#include <ndtxt.hxx>
#include <ndole.hxx>
#include <node.hxx>
#include <UndoTable.hxx>
#include <pam.hxx>
#include <frmfmt.hxx>
#include <frmatr.hxx>
#include <cellfrm.hxx>
#include <fmtfsize.hxx>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <IDocumentContentOperations.hxx>
#include <IDocumentFieldsAccess.hxx>
#include <IDocumentLayoutAccess.hxx>
#include <IDocumentRedlineAccess.hxx>
#include <cstdlib>
#include <vector>
#include <set>
#include <list>
#include <memory>
#include <editeng/boxitem.hxx>
#include <editeng/protitem.hxx>
#include <swtblfmt.hxx>
#include <calbck.hxx>
#include <sal/log.hxx>
#include <osl/diagnose.h>
#ifdef DBG_UTIL
#define CHECK_TABLE(t) (t).CheckConsistency();
#else
#define CHECK_TABLE(t)
#endif
/** SwBoxSelection is a small helperclass (structure) to handle selections
of cells ( boxes ) between table functions
It contains an " array " of table boxes , a rectangulare selection of table boxes .
To be more specific , it contains a vector of box selections ,
every box selection ( SwSelBoxes ) contains the selected boxes inside one row .
The member mnMergeWidth contains the width of the selected boxes
*/
class SwBoxSelection
{
public :
std::vector<SwSelBoxes> maBoxes;
tools::Long mnMergeWidth;
SwBoxSelection() : mnMergeWidth(0 ) {}
bool isEmpty() const { return maBoxes.empty(); }
void push_back(const SwSelBoxes& rNew) { maBoxes.push_back(rNew); }
};
/** NewMerge(..) removes the superfluous cells after cell merge
SwTable : : NewMerge ( . . ) does some cleaning up ,
it simply deletes the superfluous cells ( " cell span " )
and notifies the Undo about it .
The main work has been done by SwTable : : PrepareMerge ( . . ) already .
@ param rBoxes
the boxes to remove
@ param pUndo
the undo object to notify , maybe empty
@ return true for compatibility reasons with OldMerge ( . . )
*/
bool SwTable::NewMerge( SwDoc& rDoc, const SwSelBoxes& rBoxes,
const SwSelBoxes& rMerged, SwUndoTableMerge* pUndo )
{
if ( pUndo )
pUndo->SetSelBoxes( rBoxes );
DeleteSel( rDoc, rBoxes, &rMerged, nullptr, true , true );
CHECK_TABLE( *this )
return true ;
}
/** lcl_CheckMinMax helps evaluating (horizontal) min/max of boxes
lcl_CheckMinMax ( . . ) compares the left border and the right border
of a given cell with the given range and sets it accordingly .
@ param rMin
will be decremented if necessary to the left border of the cell
@ param rMax
will be incremented if necessary to the right border of the cell
@ param rLine
the row ( table line ) of the interesting box
@ param nCheck
the index of the box in the table box array of the given row
@ param bSet
if bSet is false , rMin and rMax will be manipulated if necessary
if bSet is true , rMin and rMax will be set to the left and right border of the box
*/
static void lcl_CheckMinMax( tools::Long & rMin, tools::Long & rMax, const SwTableLine& rLine, size_t nCheck, bool bSet )
{
++nCheck;
if ( rLine.GetTabBoxes().size() < nCheck )
{ // robust
OSL_FAIL( "Box out of table line" );
nCheck = rLine.GetTabBoxes().size();
}
tools::Long nNew = 0 ; // will be the right border of the current box
tools::Long nWidth = 0 ; // the width of the current box
for ( size_t nCurrBox = 0 ; nCurrBox < nCheck; ++nCurrBox )
{
SwTableBox* pBox = rLine.GetTabBoxes()[nCurrBox];
OSL_ENSURE( pBox, "Missing table box" );
nWidth = pBox->GetFrameFormat()->GetFrameSize().GetWidth();
nNew += nWidth;
}
// nNew is the right border of the wished box
if ( bSet || nNew > rMax )
rMax = nNew;
nNew -= nWidth; // nNew becomes the left border of the wished box
if ( bSet || nNew < rMin )
rMin = nNew;
}
/** lcl_Box2LeftBorder(..) delivers the left (logical) border of a table box
The left logical border of a table box is the sum of the cell width before this
box .
@ param rBox
is the requested table box
@ return is the left logical border ( long , even it cannot be negative )
*/
static tools::Long lcl_Box2LeftBorder( const SwTableBox& rBox )
{
if ( !rBox.GetUpper() )
return 0 ;
tools::Long nLeft = 0 ;
const SwTableLine &rLine = *rBox.GetUpper();
const size_t nCount = rLine.GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nCount; ++nCurrBox )
{
SwTableBox* pBox = rLine.GetTabBoxes()[nCurrBox];
OSL_ENSURE( pBox, "Missing table box" );
if ( pBox == &rBox )
return nLeft;
nLeft += pBox->GetFrameFormat()->GetFrameSize().GetWidth();
}
OSL_FAIL( "Box not found in own upper?" );
return nLeft;
}
/** lcl_LeftBorder2Box delivers the box to a given left border
It ' s used to find the master / follow table boxes in previous / next rows .
Don ' t call this function to check if there is such a box ,
call it if you know there has to be such box .
@ param nLeft
the left border ( logical x - value ) of the demanded box
@ param rLine
the row ( table line ) to be scanned
@ return a pointer to the table box inside the given row with the wished left border
*/
static SwTableBox* lcl_LeftBorder2Box( tools::Long nLeft, const SwTableLine* pLine )
{
if ( !pLine )
return nullptr;
tools::Long nCurrLeft = 0 ;
const size_t nCount = pLine->GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nCount; ++nCurrBox )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrBox];
OSL_ENSURE( pBox, "Missing table box" );
if ( pBox->GetFrameFormat()->GetFrameSize().GetWidth() )
{
if ( nCurrLeft == nLeft )
return pBox;
// HACK: It appears that rounding errors may result in positions not matching
// exactly, so allow a little tolerance. This happens at least with merged cells
// in the doc from fdo#38414 .
if ( std::abs( nCurrLeft - nLeft ) <= ( nLeft / 1000 ))
return pBox;
if ( nCurrLeft >= nLeft )
{
SAL_WARN( "sw.core" , "Possibly wrong box found" );
return pBox;
}
}
nCurrLeft += pBox->GetFrameFormat()->GetFrameSize().GetWidth();
}
OSL_FAIL( "Didn't find wished box" );
return nullptr;
}
/** lcl_ChangeRowSpan corrects row span after insertion/deletion of rows
lcl_ChangeRowSpan ( . . ) has to be called after an insertion or deletion of rows
to adjust the row spans of previous rows accordingly .
If rows are deleted , the previous rows with row spans into the deleted area
have to be decremented by the number of _ overlapped_ inserted rows .
If rows are inserted , the previous rows with row span into the inserted area
have to be incremented by the number of inserted rows .
For those row spans which ends exactly above the inserted area it has to be
decided by the parameter bSingle if they have to be expanded or not .
@ param rTable
the table to manipulate ( has to be a new model table )
@ param nDiff
the number of rows which has been inserted ( nDiff > 0 ) or deleted ( nDiff < 0 )
@ param nRowIdx
the index of the first row which has to be checked
@ param bSingle
true if the new inserted row should not extend row spans which ends in the row above
this is for rows inserted by UI " insert row "
false if all cells of an inserted row has to be overlapped by the previous row
this is for rows inserted by " split row "
false is also needed for deleted rows
*/
static void lcl_ChangeRowSpan( const SwTable& rTable, const tools::Long nDiff,
sal_uInt16 nRowIdx, const bool bSingle )
{
if ( !nDiff || nRowIdx >= rTable.GetTabLines().size() )
return ;
OSL_ENSURE( !bSingle || nDiff > 0 , "Don't set bSingle when deleting lines!" );
bool bGoOn;
// nDistance is the distance between the current row and the critical row,
// e.g. the deleted rows or the inserted rows.
// If the row span is lower than the distance there is nothing to do
// because the row span ends before the critical area.
// When the inserted rows should not be overlapped by row spans which ends
// exactly in the row above, the trick is to start with a distance of 1.
tools::Long nDistance = bSingle ? 1 : 0 ;
do
{
bGoOn = false ; // will be set to true if we found a non-master cell
// which has to be manipulated => we have to check the previous row, too.
const SwTableLine* pLine = rTable.GetTabLines()[ nRowIdx ];
const size_t nBoxCount = pLine->GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nBoxCount; ++nCurrBox )
{
sal_Int32 nRowSpan = pLine->GetTabBoxes()[nCurrBox]->getRowSpan();
sal_Int32 nAbsSpan = nRowSpan > 0 ? nRowSpan : -nRowSpan;
// Check if the last overlapped cell is above or below
// the critical area
if ( nAbsSpan > nDistance )
{
if ( nDiff > 0 )
{
if ( nRowSpan > 0 )
nRowSpan += nDiff; // increment row span of master cell
else
{
nRowSpan -= nDiff; // increment row span of non-master cell
bGoOn = true ;
}
}
else
{
if ( nRowSpan > 0 )
{ // A master cell
// end of row span behind the deleted area ..
if ( nRowSpan - nDistance > -nDiff )
nRowSpan += nDiff;
else // .. or inside the deleted area
nRowSpan = nDistance + 1 ;
}
else
{ // Same for a non-master cell
if ( nRowSpan + nDistance < nDiff )
nRowSpan -= nDiff;
else
nRowSpan = -nDistance - 1 ;
bGoOn = true ; // We have to continue
}
}
pLine->GetTabBoxes()[ nCurrBox ]->setRowSpan( nRowSpan );
}
}
++nDistance;
if ( nRowIdx )
--nRowIdx;
else
bGoOn = false ; //robust
} while ( bGoOn );
}
/** CollectBoxSelection(..) create a rectangulare selection based on the given SwPaM
and prepares the selected cells for merging
*/
std::optional<SwBoxSelection> SwTable::CollectBoxSelection( const SwPaM& rPam ) const
{
OSL_ENSURE( m_bNewModel, "Don't call me for old tables" );
if ( m_aLines.empty() )
return std::nullopt;
const SwNode* pStartNd = rPam.Start()->GetNode().FindTableBoxStartNode();
const SwNode* pEndNd = rPam.End()->GetNode().FindTableBoxStartNode();
if ( !pStartNd || !pEndNd || pStartNd == pEndNd )
return std::nullopt;
const size_t nLines = m_aLines.size();
size_t nTop = 0 ;
size_t nBottom = 0 ;
tools::Long nMin = 0 , nMax = 0 ;
int nFound = 0 ;
for ( size_t nRow = 0 ; nFound < 2 && nRow < nLines; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
const size_t nCols = pLine->GetTabBoxes().size();
for ( size_t nCol = 0 ; nCol < nCols; ++nCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCol];
OSL_ENSURE( pBox, "Missing table box" );
if ( nFound )
{
if ( pBox->GetSttNd() == pEndNd )
{
nBottom = nRow;
lcl_CheckMinMax( nMin, nMax, *pLine, nCol, false );
++nFound;
break ;
}
}
else if ( pBox->GetSttNd() == pStartNd )
{
nTop = nRow;
lcl_CheckMinMax( nMin, nMax, *pLine, nCol, true );
++nFound;
}
}
}
if ( nFound < 2 )
return std::nullopt;
bool bOkay = true ;
tools::Long nMid = ( nMin + nMax ) / 2 ;
std::optional<SwBoxSelection> pRet(std::in_place);
std::vector< std::pair< SwTableBox*, tools::Long > > aNewWidthVector;
size_t nCheckBottom = nBottom;
tools::Long nLeftSpan = 0 ;
tools::Long nRightSpan = 0 ;
tools::Long nLeftSpanCnt = 0 ;
tools::Long nRightSpanCnt = 0 ;
for ( size_t nRow = nTop; nRow <= nBottom && bOkay && nRow < nLines; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
SwSelBoxes aBoxes;
tools::Long nRight = 0 ;
const size_t nCount = pLine->GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nCount; ++nCurrBox )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrBox];
OSL_ENSURE( pBox, "Missing table box" );
tools::Long nLeft = nRight;
nRight += pBox->GetFrameFormat()->GetFrameSize().GetWidth();
sal_Int32 nRowSpan = pBox->getRowSpan();
if ( nRight <= nMin )
{
if ( nRight == nMin && nLeftSpanCnt )
bOkay = false ;
continue ;
}
SwTableBox* pInnerBox = nullptr;
SwTableBox* pLeftBox = nullptr;
SwTableBox* pRightBox = nullptr;
tools::Long nDiff = 0 ;
tools::Long nDiff2 = 0 ;
if ( nLeft < nMin )
{
if ( nRight >= nMid || nRight + nLeft >= nMin + nMin )
{
if ( nCurrBox )
{
aBoxes.insert(pBox);
pInnerBox = pBox;
pLeftBox = pLine->GetTabBoxes()[nCurrBox-1 ];
nDiff = nMin - nLeft;
if ( nRight > nMax )
{
if ( nCurrBox+1 < nCount )
{
pRightBox = pLine->GetTabBoxes()[nCurrBox+1 ];
nDiff2 = nRight - nMax;
}
else
bOkay = false ;
}
else if ( nRightSpanCnt && nRight == nMax )
bOkay = false ;
}
else
bOkay = false ;
}
else if ( nCurrBox+1 < nCount )
{
pLeftBox = pBox;
pInnerBox = pLine->GetTabBoxes()[nCurrBox+1 ];
nDiff = nMin - nRight;
}
else
bOkay = false ;
}
else if ( nRight <= nMax )
{
aBoxes.insert(pBox);
if ( nRow == nTop && nRowSpan < 0 )
{
bOkay = false ;
break ;
}
if ( nRowSpan > 1 && nRow + nRowSpan - 1 > nBottom )
nBottom = nRow + nRowSpan - 1 ;
if ( nRowSpan < -1 && nRow - nRowSpan - 1 > nBottom )
nBottom = nRow - nRowSpan - 1 ;
if ( nRightSpanCnt && nRight == nMax )
bOkay = false ;
}
else if ( nLeft < nMax )
{
if ( nLeft <= nMid || nRight + nLeft <= nMax )
{
if ( nCurrBox+1 < nCount )
{
aBoxes.insert(pBox);
pInnerBox = pBox;
pRightBox = pLine->GetTabBoxes()[nCurrBox+1 ];
nDiff = nRight - nMax;
}
else
bOkay = false ;
}
else if ( nCurrBox )
{
pRightBox = pBox;
pInnerBox = pLine->GetTabBoxes()[nCurrBox-1 ];
nDiff = nLeft - nMax;
}
else
bOkay = false ;
}
else
break ;
if ( pInnerBox )
{
if ( nRow == nBottom )
{
tools::Long nTmpSpan = pInnerBox->getRowSpan();
if ( nTmpSpan > 1 )
nBottom += nTmpSpan - 1 ;
else if ( nTmpSpan < -1 )
nBottom -= nTmpSpan + 1 ;
}
SwTableBox* pOuterBox = pLeftBox;
do
{
if ( pOuterBox )
{
tools::Long nOutSpan = pOuterBox->getRowSpan();
if ( nOutSpan != 1 )
{
size_t nCheck = nRow;
if ( nOutSpan < 0 )
{
const SwTableBox& rBox =
pOuterBox->FindStartOfRowSpan( *this );
nOutSpan = rBox.getRowSpan();
const SwTableLine* pTmpL = rBox.GetUpper();
nCheck = GetTabLines().GetPos( pTmpL );
if ( nCheck < nTop )
bOkay = false ;
if ( pOuterBox == pLeftBox )
{
if ( !nLeftSpanCnt || nMin - nDiff != nLeftSpan )
bOkay = false ;
}
else
{
if ( !nRightSpanCnt || nMax + nDiff != nRightSpan )
bOkay = false ;
}
}
else
{
if ( pOuterBox == pLeftBox )
{
if ( nLeftSpanCnt )
bOkay = false ;
nLeftSpan = nMin - nDiff;
nLeftSpanCnt = nOutSpan;
}
else
{
if ( nRightSpanCnt )
bOkay = false ;
nRightSpan = nMax + nDiff;
nRightSpanCnt = nOutSpan;
}
}
nCheck += nOutSpan - 1 ;
if ( nCheck > nCheckBottom )
nCheckBottom = nCheck;
}
else if ( ( nLeftSpanCnt && pLeftBox == pOuterBox ) ||
( nRightSpanCnt && pRightBox == pOuterBox ) )
bOkay = false ;
std::pair< SwTableBox*, long > aTmp;
aTmp.first = pInnerBox;
aTmp.second = -nDiff;
aNewWidthVector.push_back(aTmp);
aTmp.first = pOuterBox;
aTmp.second = nDiff;
aNewWidthVector.push_back(aTmp);
}
pOuterBox = pOuterBox == pRightBox ? nullptr : pRightBox;
if ( nDiff2 )
nDiff = nDiff2;
} while ( pOuterBox );
}
}
if ( nLeftSpanCnt )
--nLeftSpanCnt;
if ( nRightSpanCnt )
--nRightSpanCnt;
pRet->push_back(aBoxes);
}
if ( nCheckBottom > nBottom )
bOkay = false ;
if ( bOkay )
{
pRet->mnMergeWidth = nMax - nMin;
for (auto const & newWidth : aNewWidthVector)
{
SwFrameFormat* pFormat = newWidth.first->ClaimFrameFormat();
tools::Long nNewWidth = pFormat->GetFrameSize().GetWidth() + newWidth.second;
pFormat->SetFormatAttr( SwFormatFrameSize( SwFrameSize::Variable, nNewWidth, 0 ) );
}
}
else
pRet.reset();
return pRet;
}
/** lcl_InvalidateCellFrame(..) invalidates all layout representations of a given cell
to initiate a reformatting
*/
static void lcl_InvalidateCellFrame( const SwTableBox& rBox )
{
SwIterator<SwCellFrame,SwFormat> aIter( *rBox.GetFrameFormat() );
for ( SwCellFrame* pCell = aIter.First(); pCell; pCell = aIter.Next() )
{
if ( pCell->GetTabBox() == &rBox )
{
pCell->InvalidateSize();
SwFrame* pLower = pCell->GetLower();
if ( pLower )
pLower->InvalidateSize_();
}
}
}
/** lcl_InsertPosition(..) evaluates the insert positions in every table line,
when a selection of cells is given and returns the average cell widths
*/
static tools::Long lcl_InsertPosition( SwTable &rTable, std::vector<sal_uInt16>& rInsPos,
const SwSelBoxes& rBoxes, bool bBehind )
{
sal_Int32 nAddWidth = 0 ;
tools::Long nCount = 0 ;
for (size_t j = 0 ; j < rBoxes.size(); ++j)
{
SwTableBox *pBox = rBoxes[j];
SwTableLine* pLine = pBox->GetUpper();
tools::Long nWidth = rBoxes[j]->GetFrameFormat()->GetFrameSize().GetWidth();
nAddWidth += nWidth;
sal_uInt16 nCurrBox = pLine->GetBoxPos( pBox );
sal_uInt16 nCurrLine = rTable.GetTabLines().GetPos( pLine );
OSL_ENSURE( nCurrLine != USHRT_MAX, "Time to say Good-Bye.." );
if ( rInsPos[ nCurrLine ] == USHRT_MAX )
{
rInsPos[ nCurrLine ] = nCurrBox;
++nCount;
}
else if ( ( rInsPos[ nCurrLine ] > nCurrBox ) == !bBehind )
rInsPos[ nCurrLine ] = nCurrBox;
}
if ( nCount )
nAddWidth /= nCount;
return nAddWidth;
}
/** SwTable::NewInsertCol(..) insert new column(s) into a table
@ param rDoc
the document
@ param rBoxes
the selected boxes
@ param nCnt
the number of columns to insert
@ param bBehind
insertion behind ( true ) or before ( false ) the selected boxes
@ return true , if any insertion has been done successfully
*/
bool SwTable::NewInsertCol( SwDoc& rDoc, const SwSelBoxes& rBoxes,
sal_uInt16 nCnt, bool bBehind, bool bInsertDummy )
{
if ( m_aLines.empty() || !nCnt )
return false ;
CHECK_TABLE( *this )
tools::Long nNewBoxWidth = 0 ;
std::vector< sal_uInt16 > aInsPos( m_aLines.size(), USHRT_MAX );
{ // Calculation of the insert positions and the width of the new boxes
sal_uInt64 nTableWidth = 0 ;
for ( size_t i = 0 ; i < m_aLines[0 ]->GetTabBoxes().size(); ++i )
nTableWidth += m_aLines[0 ]->GetTabBoxes()[i]->GetFrameFormat()->GetFrameSize().GetWidth();
// Fill the vector of insert positions and the (average) width to insert
sal_uInt64 nAddWidth = lcl_InsertPosition( *this , aInsPos, rBoxes, bBehind );
// Given is the (average) width of the selected boxes, if we would
// insert nCnt of columns the table would grow
// So we will shrink the table first, then insert the new boxes and
// get a table with the same width than before.
// But we will not shrink the table by the full already calculated value,
// we will reduce this value proportional to the old table width
nAddWidth *= nCnt; // we have to insert nCnt boxes per line
sal_uInt64 nResultingWidth = nAddWidth + nTableWidth;
if ( !nResultingWidth )
return false ;
nAddWidth = (nAddWidth * nTableWidth) / nResultingWidth;
nNewBoxWidth = tools::Long ( nAddWidth / nCnt ); // Rounding
nAddWidth = nNewBoxWidth * nCnt; // Rounding
if ( !nAddWidth || nAddWidth >= nTableWidth )
return false ;
AdjustWidths( static_cast < tools::Long >(nTableWidth), static_cast < tools::Long >(nTableWidth - nAddWidth) );
}
FndBox_ aFndBox( nullptr, nullptr );
aFndBox.SetTableLines( rBoxes, *this );
aFndBox.DelFrames( *this );
SwTableNode* pTableNd = GetTableNode();
std::vector<SwTableBoxFormat*> aInsFormat( nCnt, nullptr );
size_t nLastLine = SAL_MAX_SIZE;
sal_Int32 nLastRowSpan = 1 ;
for ( size_t i = 0 ; i < m_aLines.size(); ++i )
{
SwTableLine* pLine = m_aLines[ i ];
sal_uInt16 nInsPos = aInsPos[i];
assert(nInsPos != USHRT_MAX); // didn't find insert position
SwTableBox* pBox = pLine->GetTabBoxes()[ nInsPos ];
if ( bBehind )
++nInsPos;
SwTableBoxFormat* pBoxFrameFormat = pBox->GetFrameFormat();
::InsTableBox( rDoc, pTableNd, pLine, pBoxFrameFormat, pBox, nInsPos, nCnt );
sal_Int32 nRowSpan = pBox->getRowSpan();
tools::Long nDiff = i - nLastLine;
bool bNewSpan = false ;
if ( nLastLine != SAL_MAX_SIZE && nDiff <= nLastRowSpan &&
nRowSpan != nDiff - nLastRowSpan )
{
bNewSpan = true ;
while ( nLastLine < i )
{
SwTableLine* pTmpLine = m_aLines[ nLastLine ];
sal_uInt16 nTmpPos = aInsPos[nLastLine];
if ( bBehind )
++nTmpPos;
for ( sal_uInt16 j = 0 ; j < nCnt; ++j )
pTmpLine->GetTabBoxes()[nTmpPos+j]->setRowSpan( nDiff );
if ( nDiff > 0 )
nDiff = -nDiff;
++nDiff;
++nLastLine;
}
}
if ( nRowSpan > 0 )
bNewSpan = true ;
if ( bNewSpan )
{
nLastLine = i;
if ( nRowSpan < 0 )
nLastRowSpan = -nRowSpan;
else
nLastRowSpan = nRowSpan;
}
const SvxBoxItem& aSelBoxItem = pBoxFrameFormat->GetBox();
std::unique_ptr<SvxBoxItem> pNoRightBorder;
if ( aSelBoxItem.GetRight() )
{
pNoRightBorder.reset( new SvxBoxItem( aSelBoxItem ));
pNoRightBorder->SetLine( nullptr, SvxBoxItemLine::RIGHT );
}
for ( sal_uInt16 j = 0 ; j < nCnt; ++j )
{
SwTableBox *pCurrBox = pLine->GetTabBoxes()[nInsPos+j];
// set tracked insertion by inserting a dummy redline
// drag & drop: no need to insert dummy character
if ( rDoc.getIDocumentRedlineAccess().IsRedlineOn() )
{
SwPosition aPos(*pCurrBox->GetSttNd());
SwCursor aCursor( aPos, nullptr );
if ( bInsertDummy )
{
SwNodeIndex aInsDummyPos(*pCurrBox->GetSttNd(), 1 );
SwPaM aPaM(aInsDummyPos);
rDoc.getIDocumentContentOperations().InsertString( aPaM,
OUStringChar(CH_TXT_TRACKED_DUMMY_CHAR) );
}
SvxPrintItem aHasTextChangesOnly(RES_PRINT, false );
rDoc.SetBoxAttr( aCursor, aHasTextChangesOnly );
}
if ( bNewSpan )
{
pCurrBox->setRowSpan( nLastRowSpan );
SwFrameFormat* pFrameFormat = pCurrBox->ClaimFrameFormat();
SwFormatFrameSize aFrameSz( pFrameFormat->GetFrameSize() );
aFrameSz.SetWidth( nNewBoxWidth );
pFrameFormat->SetFormatAttr( aFrameSz );
if ( pNoRightBorder && ( !bBehind || j+1 < nCnt ) )
pFrameFormat->SetFormatAttr( *pNoRightBorder );
aInsFormat[j] = static_cast <SwTableBoxFormat*>(pFrameFormat);
}
else
pCurrBox->ChgFrameFormat( aInsFormat[j] );
}
if ( bBehind && pNoRightBorder )
{
SwFrameFormat* pFrameFormat = pBox->ClaimFrameFormat();
pFrameFormat->SetFormatAttr( *pNoRightBorder );
}
}
aFndBox.MakeFrames( *this );
#if OSL_DEBUG_LEVEL > 0
{
const SwTableBoxes &rTabBoxes = m_aLines[0 ]->GetTabBoxes();
tools::Long nNewWidth = 0 ;
for ( size_t i = 0 ; i < rTabBoxes.size(); ++i )
nNewWidth += rTabBoxes[i]->GetFrameFormat()->GetFrameSize().GetWidth();
OSL_ENSURE( nNewWidth > 0 , "Very small" );
}
#endif
CHECK_TABLE( *this )
return true ;
}
/** SwTable::PrepareMerge(..) some preparation for the coming Merge(..)
For the old table model , : : GetMergeSel ( . . ) is called only ,
for the new table model , PrepareMerge does the main work .
It modifies all cells to merge ( width , border , rowspan etc . ) and collects
the cells which have to be deleted by Merge ( . . ) afterwards .
If there are superfluous rows , these cells are put into the deletion list as well .
@ param rPam
the selection to merge
@ param rBoxes
should be empty at the beginning , at the end it is filled with boxes to delete .
@ param ppMergeBox
will be set to the master cell box
@ param pUndo
the undo object to record all changes
can be Null , e . g . when called by Redo ( . . )
@ return
*/
bool SwTable::PrepareMerge( const SwPaM& rPam, SwSelBoxes& rBoxes,
SwSelBoxes& rMerged, SwTableBox** ppMergeBox, SwUndoTableMerge* pUndo )
{
if ( !m_bNewModel )
{
::GetMergeSel( rPam, rBoxes, ppMergeBox, pUndo );
return rBoxes.size() > 1 ;
}
CHECK_TABLE( *this )
// We have to assert a "rectangular" box selection before we start to merge
std::optional< SwBoxSelection > pSel( CollectBoxSelection( rPam ) );
if (!pSel || pSel->isEmpty())
return false ;
// Now we should have a rectangle of boxes,
// i.e. contiguous cells in contiguous rows
bool bMerge = false ; // will be set if any content is transferred from
// a "not already overlapped" cell into the new master cell.
const SwSelBoxes& rFirstBoxes = pSel->maBoxes[0 ];
if (rFirstBoxes.empty())
return false ;
SwTableBox *pMergeBox = rFirstBoxes[0 ]; // the master cell box
if ( !pMergeBox )
return false ;
(*ppMergeBox) = pMergeBox;
// The new master box will get the left and the top border of the top-left
// box of the selection and because the new master cell _is_ the top-left
// box, the left and right border does not need to be changed.
// The right and bottom border instead has to be derived from the right-
// bottom box of the selection. If this is an overlapped cell,
// the appropriate master box.
SwTableBox* pLastBox = nullptr; // the right-bottom (master) cell
SwDoc& rDoc = GetFrameFormat()->GetDoc();
SwPosition aInsPos( *pMergeBox->GetSttNd()->EndOfSectionNode() );
SwPaM aChkPam( aInsPos );
// The number of lines in the selection rectangle: nLineCount
const size_t nLineCount = pSel->maBoxes.size();
// BTW: nLineCount is the rowspan of the new master cell
sal_Int32 nRowSpan = static_cast <tools::Long >(nLineCount);
// We will need the first and last line of the selection
// to check if there any superfluous row after merging
SwTableLine* pFirstLn = nullptr;
SwTableLine* pLastLn = nullptr;
// Iteration over the lines of the selection...
for ( size_t nCurrLine = 0 ; nCurrLine < nLineCount; ++nCurrLine )
{
// The selected boxes in the current line
const SwSelBoxes& rLineBoxes = pSel->maBoxes[nCurrLine];
size_t nColCount = rLineBoxes.size();
// Iteration over the selected cell in the current row
for (size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol)
{
SwTableBox* pBox = rLineBoxes[nCurrCol];
rMerged.insert( pBox );
// Only the first selected cell in every row will be alive,
// the other will be deleted => put into rBoxes
if ( nCurrCol )
rBoxes.insert( pBox );
else
{
if ( nCurrLine == 1 )
pFirstLn = pBox->GetUpper(); // we need this line later on
if ( nCurrLine + 1 == nLineCount )
pLastLn = pBox->GetUpper(); // and this one, too.
}
// A box has to be merged if it's not the master box itself,
// but an already overlapped cell must not be merged as well.
bool bDoMerge = pBox != pMergeBox && pBox->getRowSpan() > 0 ;
// The last box has to be in the last "column" of the selection
// and it has to be a master cell
if ( nCurrCol+1 == nColCount && pBox->getRowSpan() > 0 )
pLastBox = pBox;
if ( bDoMerge )
{
bMerge = true ;
// If the cell to merge contains only one empty paragraph,
// we do not transfer this paragraph.
if ( !IsEmptyBox( *pBox, aChkPam ) )
{
SwNode& rInsPosNd = aInsPos.GetNode();
SwPaM aPam( aInsPos );
aPam.GetPoint()->Assign( *pBox->GetSttNd()->EndOfSectionNode(), SwNodeOffset(-1 ) );
SwContentNode* pCNd = aPam.GetPointContentNode();
if ( pCNd )
aPam.GetPoint()->SetContent( pCNd->Len() );
SwNodeIndex aSttNdIdx( *pBox->GetSttNd(), 1 );
bool const bUndo = rDoc.GetIDocumentUndoRedo().DoesUndo();
if ( pUndo )
{
rDoc.GetIDocumentUndoRedo().DoUndo(false );
}
rDoc.getIDocumentContentOperations().AppendTextNode( *aPam.GetPoint() );
if ( pUndo )
{
rDoc.GetIDocumentUndoRedo().DoUndo(bUndo);
}
SwNodeRange aRg( aSttNdIdx.GetNode(), aPam.GetPoint()->GetNode() );
if ( pUndo )
pUndo->MoveBoxContent( rDoc, aRg, rInsPosNd );
else
{
rDoc.getIDocumentContentOperations().MoveNodeRange( aRg, rInsPosNd,
SwMoveFlags::NO_DELFRMS );
}
}
}
// Only the cell of the first selected column will stay alive
// and got a new row span
if ( !nCurrCol )
pBox->setRowSpan( nRowSpan );
}
if ( nRowSpan > 0 ) // the master cell is done, from now on we set
nRowSpan = -nRowSpan; // negative row spans
++nRowSpan; // ... -3, -2, -1
}
if ( bMerge )
{
// A row containing overlapped cells is superfluous,
// these cells can be put into rBoxes for deletion
FindSuperfluousRows_( rBoxes, pFirstLn, pLastLn );
// pNewFormat will be set to the new master box and the overlapped cells
SwFrameFormat* pNewFormat = pMergeBox->ClaimFrameFormat();
pNewFormat->SetFormatAttr( SwFormatFrameSize( SwFrameSize::Variable, pSel->mnMergeWidth, 0 ) );
for ( size_t nCurrLine = 0 ; nCurrLine < nLineCount; ++nCurrLine )
{
const SwSelBoxes& rLineBoxes = pSel->maBoxes[nCurrLine];
size_t nColCount = rLineBoxes.size();
for (size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol)
{
SwTableBox* pBox = rLineBoxes[nCurrCol];
if ( nCurrCol )
{
// Even this box will be deleted soon,
// we have to correct the width to avoid side effects
SwFrameFormat* pFormat = pBox->ClaimFrameFormat();
pFormat->SetFormatAttr( SwFormatFrameSize( SwFrameSize::Variable, 0 , 0 ) );
}
else
{
pBox->ChgFrameFormat( static_cast <SwTableBoxFormat*>(pNewFormat) );
// remove numbering from cells that will be disabled in the merge
if ( nCurrLine )
{
SwPaM aPam( *pBox->GetSttNd(), 0 );
aPam.GetPoint()->Adjust(SwNodeOffset(+1 ));
SwTextNode* pNd = aPam.GetPointNode().GetTextNode();
while ( pNd )
{
pNd->SetCountedInList( false );
aPam.GetPoint()->Adjust(SwNodeOffset(+1 ));
pNd = aPam.GetPointNode().GetTextNode();
}
}
}
}
}
if ( pLastBox ) // Robust
{
// The new borders of the master cell...
SvxBoxItem aBox( pMergeBox->GetFrameFormat()->GetBox() );
bool bOld = aBox.GetRight() || aBox.GetBottom();
const SvxBoxItem& rBox = pLastBox->GetFrameFormat()->GetBox();
aBox.SetLine( rBox.GetRight(), SvxBoxItemLine::RIGHT );
aBox.SetLine( rBox.GetBottom(), SvxBoxItemLine::BOTTOM );
if ( bOld || aBox.GetLeft() || aBox.GetTop() || aBox.GetRight() || aBox.GetBottom() )
(*ppMergeBox)->GetFrameFormat()->SetFormatAttr( aBox );
}
if ( pUndo )
pUndo->AddNewBox( pMergeBox->GetSttIdx() );
}
return bMerge;
}
/** SwTable::FindSuperfluousRows_(..) is looking for superfluous rows, i.e. rows
containing overlapped cells only .
*/
void SwTable::FindSuperfluousRows_( SwSelBoxes& rBoxes,
SwTableLine* pFirstLn, SwTableLine* pLastLn )
{
if ( !pFirstLn || !pLastLn )
{
if ( rBoxes.empty() )
return ;
pFirstLn = rBoxes[0 ]->GetUpper();
pLastLn = rBoxes.back()->GetUpper();
}
sal_uInt16 nFirstLn = GetTabLines().GetPos( pFirstLn );
sal_uInt16 nLastLn = GetTabLines().GetPos( pLastLn );
for ( sal_uInt16 nRow = nFirstLn; nRow <= nLastLn; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
const size_t nCols = pLine->GetTabBoxes().size();
bool bSuperfl = true ;
for ( size_t nCol = 0 ; nCol < nCols; ++nCol )
{
SwTableBox *pBox = pLine->GetTabBoxes()[nCol];
if ( pBox->getRowSpan() > 0 &&
rBoxes.end() == rBoxes.find( pBox ) )
{
bSuperfl = false ;
break ;
}
}
if ( bSuperfl )
{
for ( size_t nCol = 0 ; nCol < nCols; ++nCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCol];
rBoxes.insert( pBox );
}
}
}
}
/** SwTableBox::FindStartOfRowSpan(..) returns the "master" cell, the cell which
overlaps the given cell , it maybe the cell itself .
*/
SwTableBox& SwTableBox::FindStartOfRowSpan( const SwTable& rTable, sal_uInt16 nMaxStep )
{
if ( getRowSpan() > 0 || !nMaxStep )
return *this ;
tools::Long nLeftBorder = lcl_Box2LeftBorder( *this );
SwTableBox* pBox = this ;
const SwTableLine* pMyUpper = GetUpper();
sal_uInt16 nLine = rTable.GetTabLines().GetPos( pMyUpper );
if ( nLine && nLine < rTable.GetTabLines().size() )
{
SwTableBox* pNext;
do
{
pNext = lcl_LeftBorder2Box( nLeftBorder, rTable.GetTabLines()[--nLine] );
if ( pNext )
pBox = pNext;
} while ( nLine && --nMaxStep && pNext && pBox->getRowSpan() < 1 );
}
return *pBox;
}
/** SwTableBox::FindEndOfRowSpan(..) returns the last overlapped cell if there is
any . Otherwise the cell itself will returned .
*/
SwTableBox& SwTableBox::FindEndOfRowSpan( const SwTable& rTable, sal_uInt16 nMaxStep )
{
tools::Long nAbsSpan = getRowSpan();
if ( nAbsSpan < 0 )
nAbsSpan = -nAbsSpan;
if ( nAbsSpan == 1 || !nMaxStep )
return *this ;
if ( nMaxStep > --nAbsSpan )
nMaxStep = o3tl::narrowing<sal_uInt16>(nAbsSpan);
const SwTableLine* pMyUpper = GetUpper();
sal_uInt16 nLine = rTable.GetTabLines().GetPos( pMyUpper );
nMaxStep = nLine + nMaxStep;
if ( nMaxStep >= rTable.GetTabLines().size() )
nMaxStep = rTable.GetTabLines().size() - 1 ;
tools::Long nLeftBorder = lcl_Box2LeftBorder( *this );
SwTableBox* pBox =
lcl_LeftBorder2Box( nLeftBorder, rTable.GetTabLines()[ nMaxStep ] );
if ( !pBox )
pBox = this ;
return *pBox;
}
/** lcl_getAllMergedBoxes(..) collects all overlapped boxes to a given (master) box
*/
static void lcl_getAllMergedBoxes( const SwTable& rTable, SwSelBoxes& rBoxes, SwTableBox& rBox )
{
SwTableBox* pBox = &rBox;
OSL_ENSURE( pBox == &rBox.FindStartOfRowSpan( rTable ), "Not a master box" );
rBoxes.insert( pBox );
if ( pBox->getRowSpan() == 1 )
return ;
const SwTableLine* pMyUpper = pBox->GetUpper();
sal_uInt16 nLine = rTable.GetTabLines().GetPos( pMyUpper );
tools::Long nLeftBorder = lcl_Box2LeftBorder( *pBox );
sal_uInt16 nCount = rTable.GetTabLines().size();
while ( ++nLine < nCount && pBox && pBox->getRowSpan() != -1 )
{
pBox = lcl_LeftBorder2Box( nLeftBorder, rTable.GetTabLines()[nLine] );
if ( pBox )
rBoxes.insert( pBox );
}
}
/** lcl_UnMerge(..) manipulates the row span attribute of a given master cell
and its overlapped cells to split them into several pieces .
*/
static void lcl_UnMerge( const SwTable& rTable, SwTableBox& rBox, size_t nCnt,
bool bSameHeight )
{
SwSelBoxes aBoxes;
lcl_getAllMergedBoxes( rTable, aBoxes, rBox );
size_t const nCount = aBoxes.size();
if ( nCount < 2 )
return ;
if ( nCnt > nCount )
nCnt = nCount;
std::unique_ptr<size_t[]> const pSplitIdx(new size_t[nCnt]);
if ( bSameHeight )
{
std::unique_ptr<SwTwips[]> const pHeights(new SwTwips[nCount]);
SwTwips nHeight = 0 ;
for (size_t i = 0 ; i < nCount; ++i)
{
SwTableLine* pLine = aBoxes[ i ]->GetUpper();
SwFrameFormat *pRowFormat = pLine->GetFrameFormat();
pHeights[ i ] = pRowFormat->GetFrameSize().GetHeight();
nHeight += pHeights[ i ];
}
SwTwips nSumH = 0 ;
size_t nIdx = 0 ;
for (size_t i = 1 ; i <= nCnt; ++i)
{
SwTwips nSplit = ( i * nHeight ) / nCnt;
while ( nSumH < nSplit && nIdx < nCount )
nSumH += pHeights[ nIdx++ ];
pSplitIdx[ i - 1 ] = nIdx;
}
}
else
{
for (size_t i = 1 ; i <= nCnt; ++i)
{
pSplitIdx[ i - 1 ] = ( i * nCount ) / nCnt;
}
}
size_t nIdx = 0 ;
for (size_t i = 0 ; i < nCnt; ++i)
{
size_t nNextIdx = pSplitIdx[ i ];
aBoxes[ nIdx ]->setRowSpan( nNextIdx - nIdx );
lcl_InvalidateCellFrame( *aBoxes[ nIdx ] );
while ( ++nIdx < nNextIdx )
aBoxes[ nIdx ]->setRowSpan( nIdx - nNextIdx );
}
}
/** lcl_FillSelBoxes(..) puts all boxes of a given line into the selection structure
*/
static void lcl_FillSelBoxes( SwSelBoxes &rBoxes, SwTableLine &rLine )
{
const size_t nBoxCount = rLine.GetTabBoxes().size();
for ( size_t i = 0 ; i < nBoxCount; ++i )
rBoxes.insert( rLine.GetTabBoxes()[i] );
}
/** SwTable::InsertSpannedRow(..) inserts "superfluous" rows, i.e. rows containing
overlapped cells only . This is a preparation for an upcoming split .
*/
void SwTable::InsertSpannedRow( SwDoc& rDoc, sal_uInt16 nRowIdx, sal_uInt16 nCnt )
{
CHECK_TABLE( *this )
OSL_ENSURE( nCnt && nRowIdx < GetTabLines().size(), "Wrong call of InsertSpannedRow" );
SwSelBoxes aBoxes;
SwTableLine& rLine = *GetTabLines()[ nRowIdx ];
lcl_FillSelBoxes( aBoxes, rLine );
SwFormatFrameSize aFSz( rLine.GetFrameFormat()->GetFrameSize() );
if ( SwFrameSize::Variable != aFSz.GetHeightSizeType() )
{
SwFrameFormat* pFrameFormat = rLine.ClaimFrameFormat();
tools::Long nNewHeight = aFSz.GetHeight() / ( nCnt + 1 );
if ( !nNewHeight )
++nNewHeight;
aFSz.SetHeight( nNewHeight );
pFrameFormat->SetFormatAttr( aFSz );
}
InsertRow_( rDoc, aBoxes, nCnt, true , true );
const size_t nBoxCount = rLine.GetTabBoxes().size();
for ( sal_uInt16 n = 0 ; n < nCnt; ++n )
{
SwTableLine *pNewLine = GetTabLines()[ nRowIdx + nCnt - n ];
for ( size_t nCurrBox = 0 ; nCurrBox < nBoxCount; ++nCurrBox )
{
sal_Int32 nRowSpan = rLine.GetTabBoxes()[nCurrBox]->getRowSpan();
if ( nRowSpan > 0 )
nRowSpan = - nRowSpan;
pNewLine->GetTabBoxes()[ nCurrBox ]->setRowSpan( nRowSpan - n );
}
}
lcl_ChangeRowSpan( *this , nCnt, nRowIdx, false );
CHECK_TABLE( *this )
}
typedef std::pair< sal_uInt16, sal_uInt16 > SwLineOffset;
typedef std::vector< SwLineOffset > SwLineOffsetArray;
/*
* When a couple of table boxes has to be split ,
* lcl_SophisticatedFillLineIndices delivers the information where and how many
* rows have to be inserted .
* Input
* rTable : the table to manipulate
* rBoxes : an array of boxes to split
* nCnt : how many parts are wanted
* Output
* rArr : a list of pairs ( line index , number of lines to insert )
*/
static void lcl_SophisticatedFillLineIndices( SwLineOffsetArray &rArr,
const SwTable& rTable, const SwSelBoxes& rBoxes, sal_uInt16 nCnt )
{
std::list< SwLineOffset > aBoxes;
SwLineOffset aLnOfs( USHRT_MAX, USHRT_MAX );
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{ // Collect all end line indices and the row spans
const SwTableBox &rBox = rBoxes[ i ]->FindStartOfRowSpan( rTable );
OSL_ENSURE( rBox.getRowSpan() > 0 , "Didn't I say 'StartOfRowSpan' ??" );
if ( nCnt > rBox.getRowSpan() )
{
const SwTableLine *pLine = rBox.GetUpper();
const sal_uInt16 nEnd = sal_uInt16( rBox.getRowSpan() +
rTable.GetTabLines().GetPos( pLine ) );
// The next if statement is a small optimization
if ( aLnOfs.first != nEnd || aLnOfs.second != rBox.getRowSpan() )
{
aLnOfs.first = nEnd; // ok, this is the line behind the box
aLnOfs.second = sal_uInt16( rBox.getRowSpan() ); // the row span
aBoxes.insert( aBoxes.end(), aLnOfs );
}
}
}
// As I said, I noted the line index _behind_ the last line of the boxes
// in the resulting array the index has to be _on_ the line
// nSum is to evaluate the wished value
sal_uInt16 nSum = 1 ;
while ( !aBoxes.empty() )
{
// I. step:
// Looking for the "smallest" line end with the smallest row span
std::list< SwLineOffset >::iterator pCurr = aBoxes.begin();
aLnOfs = *pCurr; // the line end and row span of the first box
while ( ++pCurr != aBoxes.end() )
{
if ( aLnOfs.first > pCurr->first )
{ // Found a smaller line end
aLnOfs.first = pCurr->first;
aLnOfs.second = pCurr->second; // row span
}
else if ( aLnOfs.first == pCurr->first &&
aLnOfs.second < pCurr->second )
aLnOfs.second = pCurr->second; // Found a smaller row span
}
OSL_ENSURE( aLnOfs.second < nCnt, "Clean-up failed" );
aLnOfs.second = nCnt - aLnOfs.second; // the number of rows to insert
rArr.emplace_back( aLnOfs.first - nSum, aLnOfs.second );
// the correction has to be incremented because in the following
// loops the line ends were manipulated
nSum = nSum + aLnOfs.second;
pCurr = aBoxes.begin();
while ( pCurr != aBoxes.end() )
{
if ( pCurr->first == aLnOfs.first )
{ // These boxes can be removed because the last insertion
// of rows will expand their row span above the needed value
pCurr = aBoxes.erase(pCurr);
}
else
{
bool bBefore = ( pCurr->first - pCurr->second < aLnOfs.first );
// Manipulation of the end line indices as if the rows are
// already inserted
pCurr->first = pCurr->first + aLnOfs.second;
if ( bBefore )
{ // If the insertion is inside the box,
// its row span has to be incremented
pCurr->second = pCurr->second + aLnOfs.second;
if ( pCurr->second >= nCnt )
{ // if the row span is bigger than the split factor
// this box is done
pCurr = aBoxes.erase(pCurr);
}
else
++pCurr;
}
else
++pCurr;
}
}
}
}
typedef std::set< SwTwips > SwSplitLines;
/** lcl_CalculateSplitLineHeights(..) delivers all y-positions where table rows have
to be split to fulfill the requested " split same height "
*/
static sal_uInt16 lcl_CalculateSplitLineHeights( SwSplitLines &rCurr, SwSplitLines &rNew,
const SwTable& rTable, const SwSelBoxes& rBoxes, sal_uInt16 nCnt )
{
if ( nCnt < 2 )
return 0 ;
std::vector< SwLineOffset > aBoxes;
SwLineOffset aLnOfs( USHRT_MAX, USHRT_MAX );
sal_uInt16 nFirst = USHRT_MAX; // becomes the index of the first line
sal_uInt16 nLast = 0 ; // becomes the index of the last line of the splitting
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{ // Collect all pairs (start+end) of line indices to split
const SwTableBox &rBox = rBoxes[ i ]->FindStartOfRowSpan( rTable );
OSL_ENSURE( rBox.getRowSpan() > 0 , "Didn't I say 'StartOfRowSpan' ??" );
const SwTableLine *pLine = rBox.GetUpper();
const sal_uInt16 nStart = rTable.GetTabLines().GetPos( pLine );
const sal_uInt16 nEnd = sal_uInt16( rBox.getRowSpan() + nStart - 1 );
// The next if statement is a small optimization
if ( aLnOfs.first != nStart || aLnOfs.second != nEnd )
{
aLnOfs.first = nStart;
aLnOfs.second = nEnd;
aBoxes.push_back( aLnOfs );
if ( nStart < nFirst )
nFirst = nStart;
if ( nEnd > nLast )
nLast = nEnd;
}
}
if (nFirst == USHRT_MAX)
{
assert(aBoxes.empty());
return 0 ;
}
SwTwips nHeight = 0 ;
std::unique_ptr<SwTwips[]> pLines(new SwTwips[ nLast + 1 - nFirst ]);
for ( sal_uInt16 i = nFirst; i <= nLast; ++i )
{
bool bLayoutAvailable = false ;
nHeight += rTable.GetTabLines()[ i ]->GetTableLineHeight( bLayoutAvailable );
rCurr.insert( rCurr.end(), nHeight );
pLines[ i - nFirst ] = nHeight;
}
for ( const auto & rSplit : aBoxes )
{
SwTwips nBase = rSplit.first <= nFirst ? 0 :
pLines[ rSplit.first - nFirst - 1 ];
SwTwips nDiff = pLines[ rSplit.second - nFirst ] - nBase;
for ( sal_uInt16 i = 1 ; i < nCnt; ++i )
{
SwTwips nSplit = nBase + ( i * nDiff ) / nCnt;
rNew.insert( nSplit );
}
}
return nFirst;
}
/** lcl_LineIndex(..) delivers the line index of the line behind or above
the box selection .
*/
static sal_uInt16 lcl_LineIndex( const SwTable& rTable, const SwSelBoxes& rBoxes,
bool bBehind )
{
sal_uInt16 nDirect = USHRT_MAX;
sal_uInt16 nSpan = USHRT_MAX;
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{
SwTableBox *pBox = rBoxes[i];
const SwTableLine* pLine = rBoxes[i]->GetUpper();
sal_uInt16 nPos = rTable.GetTabLines().GetPos( pLine );
if ( USHRT_MAX != nPos )
{
if ( bBehind )
{
if ( nPos > nDirect || nDirect == USHRT_MAX )
nDirect = nPos;
sal_Int32 nRowSpan = pBox->getRowSpan();
if ( nRowSpan < 2 )
nSpan = 0 ;
else if ( nSpan )
{
sal_uInt16 nEndOfRowSpan = o3tl::narrowing<sal_uInt16>(nPos + nRowSpan - 1 );
if ( nEndOfRowSpan > nSpan || nSpan == USHRT_MAX )
nSpan = nEndOfRowSpan;
}
}
else if ( nPos < nDirect )
nDirect = nPos;
}
}
if ( nSpan && nSpan < USHRT_MAX )
return nSpan;
return nDirect;
}
/** SwTable::NewSplitRow(..) splits all selected boxes horizontally.
*/
bool SwTable::NewSplitRow( SwDoc& rDoc, const SwSelBoxes& rBoxes, sal_uInt16 nCnt,
bool bSameHeight )
{
CHECK_TABLE( *this )
++nCnt;
FndBox_ aFndBox( nullptr, nullptr );
aFndBox.SetTableLines( rBoxes, *this );
if ( bSameHeight && rDoc.getIDocumentLayoutAccess().GetCurrentViewShell() )
{
SwSplitLines aRowLines;
SwSplitLines aSplitLines;
sal_uInt16 nFirst = lcl_CalculateSplitLineHeights( aRowLines, aSplitLines,
*this , rBoxes, nCnt );
aFndBox.DelFrames( *this );
SwTwips nLast = 0 ;
SwSplitLines::iterator pSplit = aSplitLines.begin();
for ( const auto & rCurr : aRowLines )
{
while ( pSplit != aSplitLines.end() && *pSplit < rCurr )
{
InsertSpannedRow( rDoc, nFirst, 1 );
SwTableLine* pRow = GetTabLines()[ nFirst ];
SwFrameFormat* pRowFormat = pRow->ClaimFrameFormat();
SwFormatFrameSize aFSz( pRowFormat->GetFrameSize() );
aFSz.SetHeightSizeType( SwFrameSize::Minimum );
aFSz.SetHeight( *pSplit - nLast );
pRowFormat->SetFormatAttr( aFSz );
nLast = *pSplit;
++pSplit;
++nFirst;
}
if ( pSplit != aSplitLines.end() && rCurr == *pSplit )
++pSplit;
SwTableLine* pRow = GetTabLines()[ nFirst ];
SwFrameFormat* pRowFormat = pRow->ClaimFrameFormat();
SwFormatFrameSize aFSz( pRowFormat->GetFrameSize() );
aFSz.SetHeightSizeType( SwFrameSize::Minimum );
aFSz.SetHeight( rCurr - nLast );
pRowFormat->SetFormatAttr( aFSz );
nLast = rCurr;
++nFirst;
}
}
else
{
aFndBox.DelFrames( *this );
bSameHeight = false ;
}
if ( !bSameHeight )
{
SwLineOffsetArray aLineOffs;
lcl_SophisticatedFillLineIndices( aLineOffs, *this , rBoxes, nCnt );
SwLineOffsetArray::reverse_iterator pCurr( aLineOffs.rbegin() );
while ( pCurr != aLineOffs.rend() )
{
InsertSpannedRow( rDoc, pCurr->first, pCurr->second );
++pCurr;
}
}
std::set<size_t> aIndices;
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{
OSL_ENSURE( rBoxes[i]->getRowSpan() != 1 , "Forgot to split?" );
if ( rBoxes[i]->getRowSpan() > 1 )
aIndices.insert( i );
}
for ( const auto & rCurrBox : aIndices )
lcl_UnMerge( *this , *rBoxes[rCurrBox], nCnt, bSameHeight );
CHECK_TABLE( *this )
// update the layout
aFndBox.MakeFrames( *this );
return true ;
}
/** SwTable::InsertRow(..) inserts one or more rows before or behind the selected
boxes .
*/
bool SwTable::InsertRow( SwDoc& rDoc, const SwSelBoxes& rBoxes,
sal_uInt16 nCnt, bool bBehind, bool bInsertDummy )
{
bool bRet = false ;
if ( IsNewModel() )
{
CHECK_TABLE( *this )
sal_uInt16 nRowIdx = lcl_LineIndex( *this , rBoxes, bBehind );
if ( nRowIdx < USHRT_MAX )
{
FndBox_ aFndBox( nullptr, nullptr );
aFndBox.SetTableLines( rBoxes, *this );
aFndBox.DelFrames( *this );
bRet = true ;
SwTableLine *pLine = GetTabLines()[ nRowIdx ];
SwSelBoxes aLineBoxes;
lcl_FillSelBoxes( aLineBoxes, *pLine );
InsertRow_( rDoc, aLineBoxes, nCnt, bBehind, bInsertDummy );
const size_t nBoxCount = pLine->GetTabBoxes().size();
sal_uInt16 nOfs = bBehind ? 0 : 1 ;
for ( sal_uInt16 n = 0 ; n < nCnt; ++n )
{
SwTableLine *pNewLine = GetTabLines()[ nRowIdx+nCnt-n-nOfs];
for ( size_t nCurrBox = 0 ; nCurrBox < nBoxCount; ++nCurrBox )
{
sal_Int32 nRowSpan = pLine->GetTabBoxes()[nCurrBox]->getRowSpan();
if ( bBehind )
{
if ( nRowSpan == 1 || nRowSpan == -1 )
nRowSpan = n + 1 ;
else if ( nRowSpan > 1 )
{
nRowSpan = - nRowSpan;
// tdf#123102 disable numbering of the new hidden
// paragraph in merged cells to avoid of bad
// renumbering of next list elements
SwTableBox* pBox = pNewLine->GetTabBoxes()[nCurrBox];
SwNodeIndex aIdx( *pBox->GetSttNd(), +1 );
SwContentNode* pCNd = aIdx.GetNode().GetContentNode();
if ( pCNd && pCNd->IsTextNode() && pCNd->GetTextNode()->GetNumRule() )
{
SwPaM aPam( *pCNd->GetTextNode(), *pCNd->GetTextNode() );
rDoc.DelNumRules( aPam );
}
}
}
else
{
if ( nRowSpan > 0 )
nRowSpan = n + 1 ;
else
--nRowSpan;
}
pNewLine->GetTabBoxes()[ nCurrBox ]->setRowSpan( nRowSpan - n );
}
}
if ( bBehind )
++nRowIdx;
if ( nRowIdx )
lcl_ChangeRowSpan( *this , nCnt, --nRowIdx, true );
// update the layout
aFndBox.MakeFrames( *this );
}
CHECK_TABLE( *this )
}
else
bRet = InsertRow_( rDoc, rBoxes, nCnt, bBehind, bInsertDummy );
return bRet;
}
/** SwTable::PrepareDelBoxes(..) adjusts the row span attributes for an upcoming
deletion of table cells and invalidates the layout of these cells .
*/
void SwTable::PrepareDelBoxes( const SwSelBoxes& rBoxes )
{
if ( !IsNewModel() )
return ;
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{
SwTableBox* pBox = rBoxes[i];
sal_Int32 nRowSpan = pBox->getRowSpan();
if ( nRowSpan != 1 && pBox->GetFrameFormat()->GetFrameSize().GetWidth() )
{
tools::Long nLeft = lcl_Box2LeftBorder( *pBox );
SwTableLine *pLine = pBox->GetUpper();
sal_uInt16 nLinePos = GetTabLines().GetPos( pLine);
OSL_ENSURE( nLinePos < USHRT_MAX, "Box/table mismatch" );
if ( nRowSpan > 1 )
{
if ( ++nLinePos < GetTabLines().size() )
{
pLine = GetTabLines()[ nLinePos ];
pBox = lcl_LeftBorder2Box( nLeft, pLine );
OSL_ENSURE( pBox, "RowSpan irritation I" );
if ( pBox )
pBox->setRowSpan( --nRowSpan );
}
}
else if ( nLinePos > 0 )
{
do
{
pLine = GetTabLines()[ --nLinePos ];
pBox = lcl_LeftBorder2Box( nLeft, pLine );
OSL_ENSURE( pBox, "RowSpan irritation II" );
if ( pBox )
{
nRowSpan = pBox->getRowSpan();
if ( nRowSpan > 1 )
{
lcl_InvalidateCellFrame( *pBox );
--nRowSpan;
}
else
++nRowSpan;
pBox->setRowSpan( nRowSpan );
}
else
nRowSpan = 1 ;
}
while ( nRowSpan < 0 && nLinePos > 0 );
}
}
}
}
/** lcl_SearchSelBox(..) adds cells of a given table row to the selection structure
if it overlaps with the given x - position range
*/
static void lcl_SearchSelBox( const SwTable &rTable, SwSelBoxes& rBoxes, tools::Long nMin, tools::Long nMax,
SwTableLine& rLine, bool bChkProtected, bool bColumn )
{
tools::Long nLeft = 0 ;
tools::Long nRight = 0 ;
tools::Long nMid = ( nMax + nMin )/ 2 ;
const size_t nCount = rLine.GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nCount; ++nCurrBox )
{
SwTableBox* pBox = rLine.GetTabBoxes()[nCurrBox];
OSL_ENSURE( pBox, "Missing table box" );
tools::Long nWidth = pBox->GetFrameFormat()->GetFrameSize().GetWidth();
nRight += nWidth;
if ( nRight > nMin )
{
bool bAdd = false ;
if ( nRight <= nMax )
bAdd = nLeft >= nMin || nRight >= nMid ||
nRight - nMin > nMin - nLeft;
else
bAdd = nLeft <= nMid || nRight - nMax < nMax - nLeft;
sal_Int32 nRowSpan = pBox->getRowSpan();
if ( bAdd &&
( !bChkProtected ||
!pBox->GetFrameFormat()->GetProtect().IsContentProtected() ) )
{
size_t const nOldCnt = rBoxes.size();
rBoxes.insert( pBox );
if ( bColumn && nRowSpan != 1 && nOldCnt < rBoxes.size() )
{
SwTableBox *pMasterBox = pBox->getRowSpan() > 0 ? pBox
: &pBox->FindStartOfRowSpan( rTable );
lcl_getAllMergedBoxes( rTable, rBoxes, *pMasterBox );
}
}
}
if ( nRight >= nMax )
break ;
nLeft = nRight;
}
}
/** void SwTable::CreateSelection(..) fills the selection structure with table cells
for a given SwPaM , ie . start and end position inside a table
*/
void SwTable::CreateSelection( const SwPaM& rPam, SwSelBoxes& rBoxes,
const SearchType eSearch, bool bChkProtected ) const
{
OSL_ENSURE( m_bNewModel, "Don't call me for old tables" );
if ( m_aLines.empty() )
return ;
const SwNode* pStartNd = rPam.GetPoint()->GetNode().FindTableBoxStartNode();
const SwNode* pEndNd = rPam.GetMark()->GetNode().FindTableBoxStartNode();
if ( !pStartNd || !pEndNd )
return ;
CreateSelection( pStartNd, pEndNd, rBoxes, eSearch, bChkProtected );
}
/** void SwTable::CreateSelection(..) fills the selection structure with table cells
for given start and end nodes inside a table
*/
void SwTable::CreateSelection( const SwNode* pStartNd, const SwNode* pEndNd,
SwSelBoxes& rBoxes, const SearchType eSearch, bool bChkProtected ) const
{
rBoxes.clear();
// Looking for start and end of the selection given by SwNode-pointer
const size_t nLines = m_aLines.size();
// nTop becomes the line number of the upper box
// nBottom becomes the line number of the lower box
size_t nTop = 0 ;
size_t nBottom = 0 ;
// nUpperMin becomes the left border value of the upper box
// nUpperMax becomes the right border of the upper box
// nLowerMin and nLowerMax the borders of the lower box
tools::Long nUpperMin = 0 , nUpperMax = 0 ;
tools::Long nLowerMin = 0 , nLowerMax = 0 ;
// nFound will incremented if a box is found
// 0 => no box found; 1 => the upper box has been found; 2 => both found
int nFound = 0 ;
for ( size_t nRow = 0 ; nFound < 2 && nRow < nLines; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
const size_t nCols = pLine->GetTabBoxes().size();
for ( size_t nCol = 0 ; nCol < nCols; ++nCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCol];
OSL_ENSURE( pBox, "Missing table box" );
if ( pBox->GetSttNd() == pEndNd || pBox->GetSttNd() == pStartNd )
{
if ( !bChkProtected ||
!pBox->GetFrameFormat()->GetProtect().IsContentProtected() )
rBoxes.insert( pBox );
if ( nFound )
{
//if box is hiding cells bottom needs to be moved
if (pBox->getRowSpan() > 1 )
nBottom = std::max(nBottom, size_t(nRow + pBox->getRowSpan() - 1 ));
else
nBottom = std::max(nRow, nBottom);
lcl_CheckMinMax( nLowerMin, nLowerMax, *pLine, nCol, true );
++nFound;
break ;
}
else
{
nTop = nRow;
//if box is hiding cells bottom needs to be moved
if (pBox->getRowSpan() > 1 )
nBottom = nRow + pBox->getRowSpan() - 1 ;
lcl_CheckMinMax( nUpperMin, nUpperMax, *pLine, nCol, true );
++nFound;
// If start and end node are identical, we're nearly done...
if ( pEndNd == pStartNd )
{
nBottom = nTop;
nLowerMin = nUpperMin;
nLowerMax = nUpperMax;
++nFound;
}
}
}
}
}
if ( nFound < 2 )
return ; // At least one node was not a part of the given table
if ( eSearch == SEARCH_ROW )
{
// Selection of a row is quiet easy:
// every (unprotected) box between start and end line
// with a positive row span will be collected
for ( size_t nRow = nTop; nRow <= nBottom; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
const size_t nCount = pLine->GetTabBoxes().size();
for ( size_t nCurrBox = 0 ; nCurrBox < nCount; ++nCurrBox )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrBox];
assert(pBox && "Missing table box" );
if ( pBox->getRowSpan() > 0 && ( !bChkProtected ||
!pBox->GetFrameFormat()->GetProtect().IsContentProtected() ) )
rBoxes.insert( pBox );
}
}
return ;
}
bool bCombine = nTop == nBottom;
if ( !bCombine )
{
tools::Long nMinWidth = nUpperMax - nUpperMin;
tools::Long nTmp = nLowerMax - nLowerMin;
if ( nMinWidth > nTmp )
nMinWidth = nTmp;
nTmp = std::min(nLowerMax, nUpperMax);
nTmp -= ( nLowerMin < nUpperMin ) ? nUpperMin : nLowerMin;
// If the overlapping between upper and lower box is less than half
// of the width (of the smaller cell), bCombine is set,
// e.g. if upper and lower cell are in different columns
bCombine = ( nTmp + nTmp < nMinWidth );
}
if ( bCombine )
{
if ( nUpperMin < nLowerMin )
nLowerMin = nUpperMin;
else
nUpperMin = nLowerMin;
if ( nUpperMax > nLowerMax )
nLowerMax = nUpperMax;
else
nUpperMax = nLowerMax;
}
const bool bColumn = eSearch == SEARCH_COL;
if ( bColumn )
{
for ( size_t i = 0 ; i < nTop; ++i )
lcl_SearchSelBox( *this , rBoxes, nUpperMin, nUpperMax,
*m_aLines[i], bChkProtected, bColumn );
}
{
tools::Long nMin = std::min(nUpperMin, nLowerMin);
tools::Long nMax = nUpperMax < nLowerMax ? nLowerMax : nUpperMax;
for ( size_t i = nTop; i <= nBottom; ++i )
lcl_SearchSelBox( *this , rBoxes, nMin, nMax, *m_aLines[i],
bChkProtected, bColumn );
}
if ( bColumn )
{
for ( size_t i = nBottom + 1 ; i < nLines; ++i )
lcl_SearchSelBox( *this , rBoxes, nLowerMin, nLowerMax, *m_aLines[i],
bChkProtected, true );
}
}
/** void SwTable::ExpandColumnSelection(..) adds cell to the give selection to
assure that at least one cell of every row is part of the selection .
*/
void SwTable::ExpandColumnSelection( SwSelBoxes& rBoxes, tools::Long &rMin, tools::Long &rMax ) const
{
OSL_ENSURE( m_bNewModel, "Don't call me for old tables" );
rMin = 0 ;
rMax = 0 ;
if ( m_aLines.empty() || rBoxes.empty() )
return ;
const size_t nLineCnt = m_aLines.size();
const size_t nBoxCnt = rBoxes.size();
size_t nBox = 0 ;
for ( size_t nRow = 0 ; nRow < nLineCnt && nBox < nBoxCnt; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
OSL_ENSURE( pLine, "Missing table line" );
const size_t nCols = pLine->GetTabBoxes().size();
for ( size_t nCol = 0 ; nCol < nCols; ++nCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCol];
OSL_ENSURE( pBox, "Missing table box" );
if ( pBox == rBoxes[nBox] )
{
lcl_CheckMinMax( rMin, rMax, *pLine, nCol, nBox == 0 );
if ( ++nBox >= nBoxCnt )
break ;
}
}
}
for ( size_t nRow = 0 ; nRow < nLineCnt; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
const size_t nCols = pLine->GetTabBoxes().size();
tools::Long nRight = 0 ;
for ( size_t nCurrBox = 0 ; nCurrBox < nCols; ++nCurrBox )
{
tools::Long nLeft = nRight;
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrBox];
nRight += pBox->GetFrameFormat()->GetFrameSize().GetWidth();
if ( nLeft >= rMin && nRight <= rMax )
rBoxes.insert( pBox );
}
}
}
/** SwTable::PrepareDeleteCol(..) adjusts the widths of the neighbour cells of
a cell selection for an upcoming ( column ) deletion
*/
void SwTable::PrepareDeleteCol( tools::Long nMin, tools::Long nMax )
{
OSL_ENSURE( m_bNewModel, "Don't call me for old tables" );
if ( m_aLines.empty() || nMax < nMin )
return ;
tools::Long nMid = nMin ? ( nMin + nMax ) / 2 : 0 ;
const SwTwips nTabSize = GetFrameFormat()->GetFrameSize().GetWidth();
if ( nTabSize == nMax )
nMid = nMax;
const size_t nLineCnt = m_aLines.size();
for ( size_t nRow = 0 ; nRow < nLineCnt; ++nRow )
{
SwTableLine* pLine = m_aLines[nRow];
const size_t nCols = pLine->GetTabBoxes().size();
tools::Long nRight = 0 ;
for ( size_t nCurrBox = 0 ; nCurrBox < nCols; ++nCurrBox )
{
tools::Long nLeft = nRight;
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrBox];
nRight += pBox->GetFrameFormat()->GetFrameSize().GetWidth();
if ( nRight < nMin )
continue ;
if ( nLeft > nMax )
break ;
tools::Long nNewWidth = -1 ;
if ( nLeft < nMin )
{
if ( nRight <= nMax )
nNewWidth = nMid - nLeft;
}
else if ( nRight > nMax )
nNewWidth = nRight - nMid;
else
nNewWidth = 0 ;
if ( nNewWidth >= 0 )
{
SwFrameFormat* pFrameFormat = pBox->ClaimFrameFormat();
SwFormatFrameSize aFrameSz( pFrameFormat->GetFrameSize() );
aFrameSz.SetWidth( nNewWidth );
pFrameFormat->SetFormatAttr( aFrameSz );
}
}
}
}
/** SwTable::ExpandSelection(..) adds all boxes to the box selections which are
overlapped by it .
*/
void SwTable::ExpandSelection( SwSelBoxes& rBoxes ) const
{
for (size_t i = 0 ; i < rBoxes.size(); ++i)
{
SwTableBox *pBox = rBoxes[i];
sal_Int32 nRowSpan = pBox->getRowSpan();
if ( nRowSpan != 1 )
{
SwTableBox *pMasterBox = nRowSpan > 0 ? pBox
: &pBox->FindStartOfRowSpan( *this );
lcl_getAllMergedBoxes( *this , rBoxes, *pMasterBox );
}
}
}
/** SwTable::CheckRowSpan(..) looks for the next line without an overlapping to
the previous line .
*/
void SwTable::CheckRowSpan( SwTableLine* &rpLine, bool bUp ) const
{
OSL_ENSURE( IsNewModel(), "Don't call me for old tables" );
sal_uInt16 nLineIdx = GetTabLines().GetPos( rpLine );
OSL_ENSURE( nLineIdx < GetTabLines().size(), "Start line out of range" );
bool bChange = true ;
if ( bUp )
{
while ( bChange )
{
bChange = false ;
rpLine = GetTabLines()[ nLineIdx ];
const size_t nCols = rpLine->GetTabBoxes().size();
for ( size_t nCol = 0 ; !bChange && nCol < nCols; ++nCol )
{
SwTableBox* pBox = rpLine->GetTabBoxes()[nCol];
if ( pBox->getRowSpan() > 1 || pBox->getRowSpan() < -1 )
bChange = true ;
}
if ( bChange )
{
if ( nLineIdx )
--nLineIdx;
else
{
bChange = false ;
rpLine = nullptr;
}
}
}
}
else
{
const size_t nMaxLine = GetTabLines().size();
while ( bChange )
{
bChange = false ;
rpLine = GetTabLines()[ nLineIdx ];
const size_t nCols = rpLine->GetTabBoxes().size();
for ( size_t nCol = 0 ; !bChange && nCol < nCols; ++nCol )
{
SwTableBox* pBox = rpLine->GetTabBoxes()[nCol];
if ( pBox->getRowSpan() < 0 )
bChange = true ;
}
if ( bChange )
{
++nLineIdx;
if ( nLineIdx >= nMaxLine )
{
bChange = false ;
rpLine = nullptr;
}
}
}
}
}
// This structure corrects the row span attributes for a top line of a table
// In a top line no negative row span is allowed, so these have to be corrected.
// If there has been at least one correction, all values are stored
// and can be used by undo of table split
SwSaveRowSpan::SwSaveRowSpan( SwTableBoxes& rBoxes, sal_uInt16 nSplitLn )
: mnSplitLine( nSplitLn )
{
bool bDontSave = true ; // nothing changed, nothing to save
const size_t nColCount = rBoxes.size();
OSL_ENSURE( nColCount, "Empty Table Line" );
mnRowSpans.resize( nColCount );
for ( size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol )
{
SwTableBox* pBox = rBoxes[nCurrCol];
assert(pBox && "Missing Table Box" );
sal_Int32 nRowSp = pBox->getRowSpan();
mnRowSpans[ nCurrCol ] = nRowSp;
if ( nRowSp < 0 )
{
bDontSave = false ;
nRowSp = -nRowSp;
pBox->setRowSpan( nRowSp ); // correction needed
}
}
if ( bDontSave )
mnRowSpans.clear();
}
// This function is called by undo of table split to restore the old row span
// values at the split line
void SwTable::RestoreRowSpan( const SwSaveRowSpan& rSave )
{
if ( !IsNewModel() ) // for new model only
return ;
sal_uInt16 nLineCount = GetTabLines().size();
OSL_ENSURE( rSave.mnSplitLine < nLineCount, "Restore behind last line?" );
if ( rSave.mnSplitLine >= nLineCount )
return ;
SwTableLine* pLine = GetTabLines()[rSave.mnSplitLine];
const size_t nColCount = pLine->GetTabBoxes().size();
OSL_ENSURE( nColCount, "Empty Table Line" );
OSL_ENSURE( nColCount == rSave.mnRowSpans.size(), "Wrong row span store" );
if ( nColCount != rSave.mnRowSpans.size() )
return ;
for ( size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrCol];
assert(pBox && "Missing Table Box" );
sal_Int32 nRowSp = pBox->getRowSpan();
if ( nRowSp != rSave.mnRowSpans[ nCurrCol ] )
{
OSL_ENSURE( -nRowSp == rSave.mnRowSpans[ nCurrCol ], "Pardon me?!" );
OSL_ENSURE( rSave.mnRowSpans[ nCurrCol ] < 0 , "Pardon me?!" );
pBox->setRowSpan( -nRowSp );
sal_uInt16 nLine = rSave.mnSplitLine;
if ( nLine )
{
tools::Long nLeftBorder = lcl_Box2LeftBorder( *pBox );
SwTableBox* pNext;
do
{
pNext = lcl_LeftBorder2Box( nLeftBorder, GetTabLines()[--nLine] );
if ( pNext )
{
pBox = pNext;
tools::Long nNewSpan = pBox->getRowSpan();
if ( pBox->getRowSpan() < 1 )
nNewSpan -= nRowSp;
else
{
nNewSpan += nRowSp;
pNext = nullptr;
}
pBox->setRowSpan( nNewSpan );
}
} while ( nLine && pNext );
}
}
}
}
std::unique_ptr<SwSaveRowSpan> SwTable::CleanUpTopRowSpan( sal_uInt16 nSplitLine )
{
if ( !IsNewModel() )
return nullptr;
std::unique_ptr<SwSaveRowSpan> pRet(new SwSaveRowSpan( GetTabLines()[0 ]->GetTabBoxes(), nSplitLine ));
if ( pRet->mnRowSpans.empty() )
return nullptr;
return pRet;
}
void SwTable::CleanUpBottomRowSpan( sal_uInt16 nDelLines )
{
if ( !IsNewModel() )
return ;
const size_t nLastLine = GetTabLines().size()-1 ;
SwTableLine* pLine = GetTabLines()[nLastLine];
const size_t nColCount = pLine->GetTabBoxes().size();
OSL_ENSURE( nColCount, "Empty Table Line" );
for ( size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrCol];
assert(pBox && "Missing Table Box" );
sal_Int32 nRowSp = pBox->getRowSpan();
if ( nRowSp < 0 )
nRowSp = -nRowSp;
if ( nRowSp > 1 )
{
lcl_ChangeRowSpan( *this , -static_cast <tools::Long >(nDelLines),
o3tl::narrowing<sal_uInt16>(nLastLine), false );
break ;
}
}
}
/**
This is kind of similar to InsertSpannedRow ( ) / InsertRow ( ) but that one would
recursively copy subtables , which would kind of defeat the purpose ;
this function directly moves the subtable rows ' s cells into the newly
created rows . For the non - subtable boxes , covered - cells are created .
Outer row heights are adjusted to match the inner row heights , and the
last row ' s height is tweaked to ensure the sum of the heights is at least
the original outer row ' s minimal height .
Inner row backgrounds are copied to its cells , if they lack a background .
This currently can ' t handle more than 1 subtable in a row ;
the inner rows of all subtables would need to be sorted by their height
to create the correct outer row structure , which is tricky and probably
requires a layout for the typical variable - height case .
*/
void SwTable::ConvertSubtableBox(sal_uInt16 const nRow, sal_uInt16 const nBox)
{
SwDoc& rDoc(GetFrameFormat()->GetDoc());
SwTableLine *const pSourceLine(GetTabLines()[nRow]);
SwTableBox *const pSubTableBox(pSourceLine->GetTabBoxes()[nBox]);
assert(!pSubTableBox->GetTabLines().empty());
// are relative (%) heights possible? apparently not
SwFormatFrameSize const outerSize(pSourceLine->GetFrameFormat()->GetFrameSize());
if (outerSize.GetHeightSizeType() != SwFrameSize::Variable)
{ // tdf#145871 clear fixed size in first row
pSourceLine->ClaimFrameFormat();
pSourceLine->GetFrameFormat()->ResetFormatAttr(RES_FRM_SIZE);
}
tools::Long minHeights(0 );
{
SwFrameFormat const & rSubLineFormat(*pSubTableBox->GetTabLines()[0 ]->GetFrameFormat());
SwFormatFrameSize const * pSize = rSubLineFormat.GetItemIfSet(RES_FRM_SIZE);
if (pSize)
{ // for first row, apply height from inner row to outer row.
// in case the existing outer row height was larger than the entire
// subtable, the last inserted row needs to be tweaked (below)
pSourceLine->GetFrameFormat()->SetFormatAttr(*pSize);
if (pSize->GetHeightSizeType() != SwFrameSize::Variable)
{
minHeights += pSize->GetHeight();
}
}
}
for (size_t i = 1 ; i < pSubTableBox->GetTabLines().size(); ++i)
{
SwTableLine *const pSubLine(pSubTableBox->GetTabLines()[i]);
SwTableLine *const pNewLine = new SwTableLine(
pSourceLine->GetFrameFormat(),
pSourceLine->GetTabBoxes().size() - 1 + pSubLine->GetTabBoxes().size(),
nullptr);
SwFrameFormat const & rSubLineFormat(*pSubLine->GetFrameFormat());
SwFormatFrameSize const * pSize = rSubLineFormat.GetItemIfSet(RES_FRM_SIZE);
if (pSize)
{ // for rows 2..N, copy inner row height to outer row
pNewLine->ClaimFrameFormat();
pNewLine->GetFrameFormat()->SetFormatAttr(*pSize);
if (pSize->GetHeightSizeType() != SwFrameSize::Variable)
{
minHeights += pSize->GetHeight();
}
}
// ensure the sum of the lines is at least as high as the outer line was
if (i == pSubTableBox->GetTabLines().size() - 1
&& outerSize.GetHeightSizeType() != SwFrameSize::Variable
&& minHeights < outerSize.GetHeight())
{
SwFormatFrameSize lastSize(pNewLine->GetFrameFormat()->GetFrameSize());
lastSize.SetHeight(lastSize.GetHeight() + outerSize.GetHeight() - minHeights);
if (lastSize.GetHeightSizeType() == SwFrameSize::Variable)
{
lastSize.SetHeightSizeType(SwFrameSize::Minimum);
}
pNewLine->ClaimFrameFormat();
pNewLine->GetFrameFormat()->SetFormatAttr(lastSize);
}
SfxPoolItem const * pRowBrush(nullptr);
(void )rSubLineFormat.GetItemState(RES_BACKGROUND, true , &pRowBrush);
GetTabLines().insert(GetTabLines().begin() + nRow + i, pNewLine);
for (size_t j = 0 ; j < pSourceLine->GetTabBoxes().size(); ++j)
{
if (j == nBox)
{
for (size_t k = 0 ; k < pSubLine->GetTabBoxes().size(); ++k)
{
// move box k to new outer row
SwTableBox *const pSourceBox(pSubLine->GetTabBoxes()[k]);
assert(pSourceBox->getRowSpan() == 1 );
// import filter (xmltbli.cxx) converts all box widths to absolute
assert(pSourceBox->GetFrameFormat()->GetFrameSize().GetWidthPercent() == 0 );
::InsTableBox(rDoc, GetTableNode(), pNewLine,
pSourceBox->GetFrameFormat(),
pSourceBox, j+k, 1 );
// insert dummy text node...
rDoc.GetNodes().MakeTextNode(
SwNodeIndex(*pSourceBox->GetSttNd(), +1 ).GetNode(),
rDoc.GetDfltTextFormatColl());
SwNodeRange content(*pSourceBox->GetSttNd(), SwNodeOffset(+2 ),
*pSourceBox->GetSttNd()->EndOfSectionNode());
SwTableBox *const pNewBox(pNewLine->GetTabBoxes()[j+k]);
SwNodeIndex insPos(*pNewBox->GetSttNd(), 1 );
// MoveNodes would delete the box SwStartNode/SwEndNode
// without the dummy node
#if 0
rDoc.GetNodes().MoveNodes(content, rDoc.GetNodes(), insPos, false );
#else
rDoc.getIDocumentContentOperations().MoveNodeRange(content, insPos.GetNode(), SwMoveFlags::NO_DELFRMS|SwMoveFlags::REDLINES);
#endif
// delete the empty node that was bundled in the new box
rDoc.GetNodes().Delete (insPos);
if (pRowBrush)
{
if (pNewBox->GetFrameFormat()->GetItemState(RES_BACKGROUND, true ) != SfxItemState::SET)
{ // set inner row background on inner cell
pNewBox->ClaimFrameFormat();
pNewBox->GetFrameFormat()->SetFormatAttr(*pRowBrush);
}
}
// assume that the borders can be left as they are, because
// lines don't have borders, only boxes do
}
}
else
{
// insert covered cell for box j
SwTableBox *const pSourceBox(pSourceLine->GetTabBoxes()[j]);
assert(pSourceBox->GetTabLines().empty()); // checked for that
sal_uInt16 const nInsPos(j < nBox ? j : j + pSubLine->GetTabBoxes().size() - 1 );
::InsTableBox(rDoc, GetTableNode(), pNewLine,
pSourceBox->GetFrameFormat(),
pSourceBox, nInsPos, 1 );
// adjust row span:
// N rows in subtable, N-1 rows inserted:
// -1 -> -N ; -(N-1) ... -1
// -2 -> -(N+1) ; -N .. -2
// 1 -> N ; -(N-1) .. -1
// 2 -> N+1 ; -N .. -2
sal_Int32 newSourceRowSpan(pSourceBox->getRowSpan());
sal_Int32 newBoxRowSpan;
if (newSourceRowSpan < 0 )
{
newSourceRowSpan -= pSubTableBox->GetTabLines().size() - 1 ;
newBoxRowSpan = newSourceRowSpan + i;
}
else
{
newSourceRowSpan += pSubTableBox->GetTabLines().size() - 1 ;
newBoxRowSpan = -(newSourceRowSpan - sal::static_int_cast<tools::Long >(i));
}
pNewLine->GetTabBoxes()[nInsPos]->setRowSpan(newBoxRowSpan);
if (i == pSubTableBox->GetTabLines().size() - 1 )
{ // only last iteration
pSourceBox->setRowSpan(newSourceRowSpan);
}
}
}
}
// delete inner rows 2..N
while (1 < pSubTableBox->GetTabLines().size())
{
// careful: the last box deletes pSubLine!
SwTableLine *const pSubLine(pSubTableBox->GetTabLines()[1 ]);
for (size_t j = pSubLine->GetTabBoxes().size(); 0 < j; --j)
{
SwTableBox *const pBox(pSubLine->GetTabBoxes()[0 ]);
DeleteBox_(*this , pBox, nullptr, false , false , nullptr);
}
}
// fix row spans in lines preceding nRow
lcl_ChangeRowSpan(*this , pSubTableBox->GetTabLines().size() - 1 , nRow - 1 , false );
// note: the first line of the inner table remains; caller will call
// GCLines() to remove it
}
bool SwTable::CanConvertSubtables() const
{
for (SwTableLine const *const pLine : GetTabLines())
{
bool haveSubtable(false );
for (SwTableBox const *const pBox : pLine->GetTabBoxes())
{
if (pBox->IsFormulaOrValueBox() == RES_BOXATR_FORMULA)
{
return false ; // no table box formulas yet
}
if (!pBox->GetTabLines().empty())
{
if (haveSubtable)
{ // can't handle 2 subtable in a row yet
return false ;
}
haveSubtable = true ;
bool haveNonFixedInnerLine(false );
for (SwTableLine const *const pInnerLine : pBox->GetTabLines())
{
// bitmap row background will look different
SwFrameFormat const & rRowFormat(*pInnerLine->GetFrameFormat());
std::unique_ptr<SvxBrushItem> pBrush(rRowFormat.makeBackgroundBrushItem());
assert(pBrush);
if (pBrush->GetGraphicObject() != nullptr)
{
/* TODO: all cells could override this?
for ( SwTableBox & rInnerBox : rInnerLine . GetTabBoxes ( ) )
*/
if (1 < pInnerLine->GetTabBoxes().size()) // except if only 1 cell?
{
return false ;
}
}
if (SwFormatFrameSize const * pSize = rRowFormat.GetItemIfSet(RES_FRM_SIZE))
{
if (pSize->GetHeightSizeType() != SwFrameSize::Fixed)
{
haveNonFixedInnerLine = true ;
}
}
else
{
haveNonFixedInnerLine = true ; // default
}
for (SwTableBox const *const pInnerBox : pInnerLine->GetTabBoxes())
{
if (!pInnerBox->GetTabLines().empty())
{
return false ; // nested subtable :(
}
}
}
if (haveNonFixedInnerLine)
{
if (SwFormatFrameSize const * pSize = pLine->GetFrameFormat()->GetItemIfSet(RES_FRM_SIZE))
{
if (pSize->GetHeightSizeType() != SwFrameSize::Variable)
{
// not possible to distribute fixed outer row height on rows without layout
return false ;
}
}
}
}
}
}
// note: fields that refer to table cells may be *outside* the table,
// so the entire document needs to be imported before checking here
// (same for table box formulas and charts)
SwDoc& rDoc(GetFrameFormat()->GetDoc());
SwFieldType const *const pTableFields(
rDoc.getIDocumentFieldsAccess().GetFieldType(SwFieldIds::Table, u"" _ustr, false ));
std::vector<SwFormatField*> vFields;
pTableFields->GatherFields(vFields);
if (!vFields.empty())
{
return false ; // no formulas in fields yet
}
std::vector<SwTableBoxFormula*> aTableBoxFormulas;
SwTable::GatherFormulas(rDoc, aTableBoxFormulas);
if (!aTableBoxFormulas.empty())
{
return false ; // no table box formulas yet
}
UIName const tableName(GetFrameFormat()->GetName());
SwNodeIndex temp(*rDoc.GetNodes().GetEndOfAutotext().StartOfSectionNode(), +1 );
while (SwStartNode const *const pStartNode = temp.GetNode().GetStartNode())
{
++temp;
SwOLENode const *const pOLENode(temp.GetNode().GetOLENode());
if (pOLENode && tableName == pOLENode->GetChartTableName())
{ // there are charts that refer to this table
// presumably such charts would need to be adapted somehow?
return false ;
}
temp.Assign(*pStartNode->EndOfSectionNode(), +1 );
}
return true ;
}
void SwTable::ConvertSubtables()
{
FndBox_ all(nullptr, nullptr);
all.DelFrames(*this ); // tdf#151375 avoid UAF by frames on deleted cells
for (size_t i = 0 ; i < GetTabLines().size(); ++i)
{
SwTableLine *const pLine(GetTabLines()[i]);
for (size_t j = 0 ; j < pLine->GetTabBoxes().size(); ++j)
{
SwTableBox *const pBox(pLine->GetTabBoxes()[j]);
SwTableLines & rInnerLines(pBox->GetTabLines());
if (!rInnerLines.empty())
{
ConvertSubtableBox(i, j);
}
}
}
GCLines();
m_bNewModel = true ;
all.MakeFrames(*this );
#if 0
// note: outline nodes (and ordinary lists) are sorted by MoveNodes() itself
// (this could change order inside table of contents, but that's a
// really esoteric use-case)
// nodes were moved - sort marks, redlines, footnotes
SwDoc *const pDoc(GetFrameFormat()->GetDoc());
rDoc.getIDocumentMarkAccess()->assureSortedMarkContainers();
rDoc.getIDocumentRedlineAccess().GetRedlineTable().Resort();
rDoc.GetFootnoteIdxs().UpdateAllFootnote();
#endif
// assume that there aren't any node indexes to the deleted box start/end nodes
CHECK_TABLE( *this )
}
#ifdef DBG_UTIL
namespace {
struct RowSpanCheck
{
sal_Int32 nRowSpan;
SwTwips nLeft;
SwTwips nRight;
};
}
void SwTable::CheckConsistency() const
{
if ( !IsNewModel() )
return ;
const size_t nLineCount = GetTabLines().size();
const SwTwips nTabSize = GetFrameFormat()->GetFrameSize().GetWidth();
SwTwips nLineWidth = 0 ;
std::list< RowSpanCheck > aRowSpanCells;
std::list< RowSpanCheck >::iterator aIter = aRowSpanCells.end();
SwNodeIndex index(*GetTableNode());
++index;
for ( size_t nCurrLine = 0 ; nCurrLine < nLineCount; ++nCurrLine )
{
SwTwips nWidth = 0 ;
SwTableLine* pLine = GetTabLines()[nCurrLine];
SAL_WARN_IF( !pLine, "sw.core" , "Missing Table Line" );
const size_t nColCount = pLine->GetTabBoxes().size();
SAL_WARN_IF( !nColCount, "sw.core" , "Empty Table Line" );
for ( size_t nCurrCol = 0 ; nCurrCol < nColCount; ++nCurrCol )
{
SwTableBox* pBox = pLine->GetTabBoxes()[nCurrCol];
assert(pBox);
SAL_WARN_IF(GetTableNode()->EndOfSectionIndex() <= index.GetIndex(), "sw.core" , "Box not in table nodes" );
SAL_WARN_IF(!index.GetNode().IsStartNode(), "sw.core" , "No box start node" );
index = *index.GetNode().EndOfSectionNode();
++index;
SwTwips nNewWidth = pBox->GetFrameFormat()->GetFrameSize().GetWidth() + nWidth;
sal_Int32 nRowSp = pBox->getRowSpan();
if ( nRowSp < 0 )
{
SAL_WARN_IF( aIter == aRowSpanCells.end(),
"sw.core" , "Missing master box" );
if (aIter != aRowSpanCells.end())
{
SAL_WARN_IF( aIter->nLeft != nWidth || aIter->nRight != nNewWidth,
"sw.core" , "Wrong position/size of overlapped table box" );
--(aIter->nRowSpan);
SAL_WARN_IF( aIter->nRowSpan != -nRowSp, "sw.core" ,
"Wrong row span value" );
if ( nRowSp == -1 )
{
aIter = aRowSpanCells.erase(aIter);
}
else
++aIter;
}
}
else if ( nRowSp != 1 )
{
SAL_WARN_IF( !nRowSp, "sw.core" , "Zero row span?!" );
RowSpanCheck aEntry;
aEntry.nLeft = nWidth;
aEntry.nRight = nNewWidth;
aEntry.nRowSpan = nRowSp;
aRowSpanCells.insert( aIter, aEntry );
}
nWidth = nNewWidth;
}
if ( !nCurrLine )
nLineWidth = nWidth;
SAL_WARN_IF( nWidth != nLineWidth, "sw.core" ,
"Different Line Widths: first: " << nLineWidth
<< " current [" << nCurrLine << "]: " << nWidth);
SAL_WARN_IF( std::abs(nWidth - nTabSize) > 1 /* how tolerant? */, "sw.core",
"Line width differs from table width: " << nTabSize
<< " current [" << nCurrLine << "]: " << nWidth);
SAL_WARN_IF( nWidth < 0 || nWidth > USHRT_MAX, "sw.core" ,
"Width out of range [" << nCurrLine << "]: " << nWidth);
SAL_WARN_IF( aIter != aRowSpanCells.end(), "sw.core" ,
"Missing overlapped box" );
aIter = aRowSpanCells.begin();
}
bool bEmpty = aRowSpanCells.empty();
SAL_WARN_IF( !bEmpty, "sw.core" , "Open row span detected" );
SAL_WARN_IF(GetTableNode()->EndOfSectionNode() != &index.GetNode(), "sw.core" , "table end node not found" );
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=92 H=88 G=89
¤ Dauer der Verarbeitung: 0.68 Sekunden
(vorverarbeitet am 2026-06-10)
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