546 lines
16 KiB
C++
546 lines
16 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <com/sun/star/lang/NoSupportException.hpp>
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#include <svx/svdotable.hxx>
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#include "cellcursor.hxx"
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#include "tablelayouter.hxx"
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#include <cell.hxx>
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#include <svx/svdmodel.hxx>
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#include <svx/strings.hrc>
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#include <svx/dialmgr.hxx>
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#include <tools/debug.hxx>
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#include <comphelper/diagnose_ex.hxx>
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::lang;
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using namespace ::com::sun::star::container;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::table;
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namespace sdr::table {
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CellCursor::CellCursor( const TableModelRef & xTable, sal_Int32 nLeft, sal_Int32 nTop, sal_Int32 nRight, sal_Int32 nBottom )
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: CellCursorBase( xTable, nLeft, nTop, nRight, nBottom )
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{
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}
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CellCursor::~CellCursor()
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{
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}
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// XCellCursor
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Reference< XCell > SAL_CALL CellCursor::getCellByPosition( sal_Int32 nColumn, sal_Int32 nRow )
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{
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return CellRange::getCellByPosition( nColumn, nRow );
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}
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Reference< XCellRange > SAL_CALL CellCursor::getCellRangeByPosition( sal_Int32 nLeft, sal_Int32 nTop, sal_Int32 nRight, sal_Int32 nBottom )
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{
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return CellRange::getCellRangeByPosition( nLeft, nTop, nRight, nBottom );
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}
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Reference< XCellRange > SAL_CALL CellCursor::getCellRangeByName( const OUString& aRange )
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{
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return CellRange::getCellRangeByName( aRange );
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}
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// XCellCursor
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void SAL_CALL CellCursor::gotoStart( )
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{
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mnRight = mnLeft;
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mnBottom = mnTop;
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}
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void SAL_CALL CellCursor::gotoEnd( )
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{
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mnLeft = mnRight;
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mnTop = mnBottom;
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}
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void SAL_CALL CellCursor::gotoNext( )
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{
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if( mxTable.is() )
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{
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mnRight++;
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if( mnRight >= mxTable->getColumnCount() )
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{
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// if we past the last column, try skip to the row line
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mnTop++;
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if( mnTop >= mxTable->getRowCount() )
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{
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// if we past the last row, do not move cursor at all
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mnTop--;
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mnRight--;
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}
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else
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{
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// restart at the first column on the next row
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mnRight = 0;
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}
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}
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}
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mnLeft = mnRight;
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mnTop = mnBottom;
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}
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void SAL_CALL CellCursor::gotoPrevious( )
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{
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if( mxTable.is() )
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{
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if( mnLeft > 0 )
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{
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--mnLeft;
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}
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else if( mnTop > 0 )
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{
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--mnTop;
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mnLeft = mxTable->getColumnCount() - 1;
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}
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}
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mnRight = mnLeft;
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mnBottom = mnTop;
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}
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void SAL_CALL CellCursor::gotoOffset( ::sal_Int32 nColumnOffset, ::sal_Int32 nRowOffset )
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{
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if( mxTable.is() )
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{
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const sal_Int32 nLeft = mnLeft + nColumnOffset;
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if( (nLeft >= 0) && (nLeft < mxTable->getColumnCount() ) )
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mnRight = mnLeft = nLeft;
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const sal_Int32 nTop = mnTop + nRowOffset;
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if( (nTop >= 0) && (nTop < mxTable->getRowCount()) )
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mnTop = mnBottom = nTop;
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}
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}
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// XMergeableCellCursor
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/** returns true and the merged cell positions if a merge is valid or false if a merge is
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not valid for that range */
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bool CellCursor::GetMergedSelection( CellPos& rStart, CellPos& rEnd )
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{
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rStart.mnCol = mnLeft; rStart.mnRow = mnTop;
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rEnd.mnCol = mnRight; rEnd.mnRow = mnBottom;
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// single cell merge is never valid
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if( mxTable.is() && ((mnLeft != mnRight) || (mnTop != mnBottom)) ) try
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{
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CellRef xCell = mxTable->getCell( mnLeft, mnTop );
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// check if first cell is merged
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if( xCell.is() && xCell->isMerged() )
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findMergeOrigin( mxTable, mnLeft, mnTop, rStart.mnCol, rStart.mnRow );
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// check if last cell is merged
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xCell = mxTable->getCell( mnRight, mnBottom );
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if( xCell.is() )
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{
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if( xCell->isMerged() )
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{
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findMergeOrigin( mxTable, mnRight, mnBottom, rEnd.mnCol, rEnd.mnRow );
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// merge not possible if selection is only one cell and all its merges
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if( rEnd == rStart )
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return false;
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xCell = mxTable->getCell( rEnd.mnCol, rEnd.mnRow );
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}
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}
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if( xCell.is() )
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{
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rEnd.mnCol += xCell->getColumnSpan()-1;
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rEnd.mnRow += xCell->getRowSpan()-1;
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}
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// now check if everything is inside the given bounds
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sal_Int32 nRow, nCol;
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for( nRow = rStart.mnRow; nRow <= rEnd.mnRow; nRow++ )
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{
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for( nCol = rStart.mnCol; nCol <= rEnd.mnCol; nCol++ )
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{
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xCell = mxTable->getCell( nCol, nRow );
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if( !xCell.is() )
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continue;
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if( xCell->isMerged() )
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{
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sal_Int32 nOriginCol, nOriginRow;
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if( findMergeOrigin( mxTable, nCol, nRow, nOriginCol, nOriginRow ) )
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{
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if( (nOriginCol < rStart.mnCol) || (nOriginRow < rStart.mnRow) )
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return false;
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xCell = mxTable->getCell( nOriginCol, nOriginRow );
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if( xCell.is() )
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{
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nOriginCol += xCell->getColumnSpan()-1;
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nOriginRow += xCell->getRowSpan()-1;
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if( (nOriginCol > rEnd.mnCol) || (nOriginRow > rEnd.mnRow) )
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return false;
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}
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}
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}
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else if( ((nCol + xCell->getColumnSpan() - 1) > rEnd.mnCol) || ((nRow + xCell->getRowSpan() - 1 ) > rEnd.mnRow) )
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{
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return false;
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}
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}
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}
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return true;
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}
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catch( Exception& )
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{
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TOOLS_WARN_EXCEPTION("svx.table", "");
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}
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return false;
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}
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void SAL_CALL CellCursor::merge( )
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{
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CellPos aStart, aEnd;
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if( !GetMergedSelection( aStart, aEnd ) )
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throw NoSupportException();
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if( !mxTable.is() || (mxTable->getSdrTableObj() == nullptr) )
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throw DisposedException();
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SdrModel& rModel(mxTable->getSdrTableObj()->getSdrModelFromSdrObject());
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const bool bUndo(mxTable->getSdrTableObj()->IsInserted() && rModel.IsUndoEnabled());
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if( bUndo )
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rModel.BegUndo( SvxResId(STR_TABLE_MERGE) );
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try
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{
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mxTable->merge( aStart.mnCol, aStart.mnRow, aEnd.mnCol - aStart.mnCol + 1, aEnd.mnRow - aStart.mnRow + 1 );
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mxTable->optimize();
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mxTable->setModified(true);
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}
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catch( Exception& )
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{
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TOOLS_WARN_EXCEPTION("svx.table", "");
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}
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if( bUndo )
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rModel.EndUndo();
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rModel.SetChanged();
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}
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void CellCursor::split_column( sal_Int32 nCol, sal_Int32 nColumns, std::vector< sal_Int32 >& rLeftOvers )
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{
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const sal_Int32 nRowCount = mxTable->getRowCount();
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sal_Int32 nNewCols = 0, nRow;
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// first check how many columns we need to add
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for( nRow = mnTop; nRow <= mnBottom; ++nRow )
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{
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CellRef xCell = mxTable->getCell( nCol, nRow );
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if( xCell.is() && !xCell->isMerged() )
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nNewCols = std::max( nNewCols, nColumns - xCell->getColumnSpan() + 1 - rLeftOvers[nRow] );
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}
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if( nNewCols > 0 )
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{
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static constexpr OUString sWidth(u"Width"_ustr);
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Reference< XTableColumns > xCols( mxTable->getColumns(), UNO_SET_THROW );
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Reference< XPropertySet > xRefColumn( xCols->getByIndex( nCol ), UNO_QUERY_THROW );
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sal_Int32 nWidth = 0;
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xRefColumn->getPropertyValue( sWidth ) >>= nWidth;
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const sal_Int32 nNewWidth = nWidth / (nNewCols + 1);
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// reference column gets new width + rounding errors
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xRefColumn->setPropertyValue( sWidth, Any( nWidth - (nNewWidth * nNewCols) ) );
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xCols->insertByIndex( nCol + 1, nNewCols );
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mnRight += nNewCols;
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// distribute new width
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for( sal_Int32 nNewCol = nCol + nNewCols; nNewCol > nCol; --nNewCol )
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{
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Reference< XPropertySet > xNewCol( xCols->getByIndex( nNewCol ), UNO_QUERY_THROW );
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xNewCol->setPropertyValue( sWidth, Any( nNewWidth ) );
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}
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}
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for( nRow = 0; nRow < nRowCount; ++nRow )
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{
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CellRef xCell = mxTable->getCell( nCol, nRow );
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if( !xCell.is() || xCell->isMerged() )
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{
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if( nNewCols > 0 )
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{
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// merged cells are ignored, but newly added columns will be added to leftovers
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xCell = mxTable->getCell( nCol+1, nRow );
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if( !xCell.is() || !xCell->isMerged() )
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rLeftOvers[nRow] += nNewCols;
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}
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}
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else
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{
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sal_Int32 nRowSpan = xCell->getRowSpan() - 1;
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sal_Int32 nColSpan = xCell->getColumnSpan() - 1;
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if( (nRow >= mnTop) && (nRow <= mnBottom) )
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{
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sal_Int32 nCellsAvailable = 1 + nColSpan + rLeftOvers[nRow];
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if( nColSpan == 0 )
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nCellsAvailable += nNewCols;
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DBG_ASSERT( nCellsAvailable > nColumns, "sdr::table::CellCursor::split_column(), somethings wrong" );
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sal_Int32 nSplitSpan = (nCellsAvailable / (nColumns + 1)) - 1;
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sal_Int32 nSplitCol = nCol;
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sal_Int32 nSplits = nColumns + 1;
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while( nSplits-- )
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{
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// last split eats rounding cells
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if( nSplits == 0 )
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nSplitSpan = nCellsAvailable - ((nSplitSpan+1) * nColumns) - 1;
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mxTable->merge( nSplitCol, nRow, nSplitSpan + 1, nRowSpan + 1);
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if( nSplits > 0 )
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nSplitCol += nSplitSpan + 1;
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}
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do
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{
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rLeftOvers[nRow++] = 0;
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}
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while( nRowSpan-- );
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--nRow;
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}
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else
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{
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// cope with outside cells, merge if needed
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if( nColSpan < (rLeftOvers[nRow] + nNewCols) )
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mxTable->merge( nCol, nRow, (rLeftOvers[nRow] + nNewCols) + 1, nRowSpan + 1 );
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do
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{
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rLeftOvers[nRow++] = 0; // consumed
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}
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while( nRowSpan-- );
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--nRow;
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}
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}
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}
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}
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void CellCursor::split_horizontal( sal_Int32 nColumns )
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{
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const sal_Int32 nRowCount = mxTable->getRowCount();
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std::vector< sal_Int32 > aLeftOvers( nRowCount );
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for( sal_Int32 nCol = mnRight; nCol >= mnLeft; --nCol )
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split_column( nCol, nColumns, aLeftOvers );
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}
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void CellCursor::split_row( sal_Int32 nRow, sal_Int32 nRows, std::vector< sal_Int32 >& rLeftOvers )
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{
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const sal_Int32 nColCount = mxTable->getColumnCount();
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sal_Int32 nNewRows = 0, nCol;
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// first check how many columns we need to add
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for( nCol = mnLeft; nCol <= mnRight; ++nCol )
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{
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CellRef xCell = mxTable->getCell( nCol, nRow );
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if( xCell.is() && !xCell->isMerged() )
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nNewRows = std::max( nNewRows, nRows - xCell->getRowSpan() + 1 - rLeftOvers[nCol] );
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}
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if( nNewRows > 0 )
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{
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static constexpr OUString sHeight(u"Height"_ustr);
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Reference< XTableRows > xRows( mxTable->getRows(), UNO_SET_THROW );
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Reference< XPropertySet > xRefRow( xRows->getByIndex( nRow ), UNO_QUERY_THROW );
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sal_Int32 nHeight = 0;
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xRefRow->getPropertyValue( sHeight ) >>= nHeight;
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const sal_Int32 nNewHeight = nHeight / (nNewRows + 1);
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// reference row gets new height + rounding errors
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xRefRow->setPropertyValue( sHeight, Any( nHeight - (nNewHeight * nNewRows) ) );
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xRows->insertByIndex( nRow + 1, nNewRows );
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mnBottom += nNewRows;
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// distribute new width
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for( sal_Int32 nNewRow = nRow + nNewRows; nNewRow > nRow; --nNewRow )
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{
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Reference< XPropertySet > xNewRow( xRows->getByIndex( nNewRow ), UNO_QUERY_THROW );
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xNewRow->setPropertyValue( sHeight, Any( nNewHeight ) );
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}
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}
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for( nCol = 0; nCol < nColCount; ++nCol )
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{
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CellRef xCell = mxTable->getCell( nCol, nRow );
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if( !xCell.is() || xCell->isMerged() )
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{
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if( nNewRows )
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{
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// merged cells are ignored, but newly added columns will be added to leftovers
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xCell = mxTable->getCell( nCol, nRow+1 );
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if( !xCell.is() || !xCell->isMerged() )
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rLeftOvers[nCol] += nNewRows;
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}
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}
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else
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{
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sal_Int32 nRowSpan = xCell->getRowSpan() - 1;
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sal_Int32 nColSpan = xCell->getColumnSpan() - 1;
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if( (nCol >= mnLeft) && (nCol <= mnRight) )
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{
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sal_Int32 nCellsAvailable = 1 + nRowSpan + rLeftOvers[nCol];
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if( nRowSpan == 0 )
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nCellsAvailable += nNewRows;
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DBG_ASSERT( nCellsAvailable > nRows, "sdr::table::CellCursor::split_row(), somethings wrong" );
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sal_Int32 nSplitSpan = (nCellsAvailable / (nRows + 1)) - 1;
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sal_Int32 nSplitRow = nRow;
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sal_Int32 nSplits = nRows + 1;
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while( nSplits-- )
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{
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// last split eats rounding cells
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if( nSplits == 0 )
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nSplitSpan = nCellsAvailable - ((nSplitSpan+1) * nRows) - 1;
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mxTable->merge( nCol, nSplitRow, nColSpan + 1, nSplitSpan + 1 );
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if( nSplits > 0 )
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nSplitRow += nSplitSpan + 1;
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}
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do
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{
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rLeftOvers[nCol++] = 0;
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}
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while( nColSpan-- );
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--nCol;
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}
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else
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{
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// cope with outside cells, merge if needed
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if( nRowSpan < (rLeftOvers[nCol] + nNewRows) )
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mxTable->merge( nCol, nRow, nColSpan + 1, (rLeftOvers[nCol] + nNewRows) + 1 );
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do
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{
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rLeftOvers[nCol++] = 0; // consumed
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}
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while( nColSpan-- );
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--nCol;
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}
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}
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}
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}
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void CellCursor::split_vertical( sal_Int32 nRows )
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{
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const sal_Int32 nColCount = mxTable->getColumnCount();
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std::vector< sal_Int32 > aLeftOvers( nColCount );
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for( sal_Int32 nRow = mnBottom; nRow >= mnTop; --nRow )
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split_row( nRow, nRows, aLeftOvers );
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}
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void SAL_CALL CellCursor::split( sal_Int32 nColumns, sal_Int32 nRows )
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{
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if( (nColumns < 0) || (nRows < 0) )
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throw IllegalArgumentException();
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if( !mxTable.is() || (mxTable->getSdrTableObj() == nullptr) )
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throw DisposedException();
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SdrModel& rModel(mxTable->getSdrTableObj()->getSdrModelFromSdrObject());
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const bool bUndo(mxTable->getSdrTableObj()->IsInserted() && rModel.IsUndoEnabled());
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if( bUndo )
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rModel.BegUndo( SvxResId(STR_TABLE_SPLIT) );
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try
|
|
{
|
|
if( nColumns > 0 )
|
|
split_horizontal( nColumns );
|
|
|
|
if( nRows > 0 )
|
|
split_vertical( nRows );
|
|
|
|
if( nColumns > 0 ||nRows > 0 )
|
|
mxTable->setModified(true);
|
|
}
|
|
catch( Exception& )
|
|
{
|
|
TOOLS_WARN_EXCEPTION("svx.table", "");
|
|
throw NoSupportException();
|
|
}
|
|
|
|
if( bUndo )
|
|
rModel.EndUndo();
|
|
|
|
rModel.SetChanged();
|
|
}
|
|
|
|
|
|
sal_Bool SAL_CALL CellCursor::isMergeable( )
|
|
{
|
|
CellPos aStart, aEnd;
|
|
return GetMergedSelection( aStart, aEnd );
|
|
}
|
|
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|