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/* -*- 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 .
*/
#ifndef INCLUDED_SW_INC_CELLFML_HXX
#define INCLUDED_SW_INC_CELLFML_HXX
#include "swdllapi.h"
#include <memory>
#include <rtl/ustrbuf.hxx>
#include <rtl/ustring.hxx>
class SwTable;
class SwNode;
class SwTableSortBoxes;
class SwSelBoxes;
class SwCalc;
class SwTableBox;
class SwTableFormulaUpdate;
class SwDoc;
class SwRootFrame;
class SwTableCalcPara
{
const SwTableBox* m_pLastTableBox;
sal_uInt16 m_nStackCount, m_nMaxSize;
public:
SwRootFrame const*const m_pLayout; ///< layout to access text field results
std::unique_ptr<SwTableSortBoxes> m_pBoxStack; ///< stack for recognizing recursion
SwCalc& m_rCalc; ///< current Calculator
const SwTable* m_pTable; ///< current table
SwTableCalcPara(SwCalc& rCalculator, const SwTable& rTable, SwRootFrame const* pLayout);
~SwTableCalcPara();
bool CalcWithStackOverflow();
bool IsStackOverflow() const { return m_nMaxSize == m_nStackCount; }
bool IncStackCnt() { return m_nMaxSize == ++m_nStackCount; }
void DecStackCnt() { if( m_nStackCount ) --m_nStackCount; }
void SetLastTableBox( const SwTableBox* pBox ) { m_pLastTableBox = pBox; }
};
class SW_DLLPUBLIC SwTableFormula
{
typedef void (SwTableFormula::*FnScanFormula)( const SwTable&, OUStringBuffer&,
OUString&, OUString*, void* ) const;
void BoxNmsToPtr( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void PtrToBoxNms( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void RelNmsToBoxNms( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void RelBoxNmsToPtr( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void BoxNmsToRelNm( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void MakeFormula_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void GetFormulaBoxes( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void HasValidBoxes_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
void SplitMergeBoxNm_( const SwTable&, OUStringBuffer&, OUString&, OUString*,
void* pPara ) const;
static void GetBoxes( const SwTableBox& rStt, const SwTableBox& rEnd,
SwSelBoxes& rBoxes );
OUString ScanString( FnScanFormula fnFormula, const SwTable& rTable,
void*) const;
static const SwTable* FindTable( SwDoc& rDoc, std::u16string_view rNm );
protected:
enum NameType { EXTRNL_NAME, INTRNL_NAME, REL_NAME };
OUString m_sFormula; ///< current formula
NameType m_eNmType; ///< current display method
bool m_bValidValue; ///< true: recalculate formula
// find the node in which the formula is located
// TextField -> TextNode,
// BoxAttribute -> BoxStartNode
// !!! every derived class must override this !!!
virtual const SwNode* GetNodeOfFormula() const = 0;
SwTableFormula( OUString aFormula );
OUString MakeFormula( SwTableCalcPara& rCalcPara ) const
{
return ScanString( &SwTableFormula::MakeFormula_,
*rCalcPara.m_pTable, &rCalcPara );
}
public:
virtual ~SwTableFormula();
SwTableFormula(SwTableFormula const &) = default;
SwTableFormula(SwTableFormula &&) = default;
SwTableFormula & operator =(SwTableFormula const &) = default;
SwTableFormula & operator =(SwTableFormula &&) = default;
/// create from the internal formula (for CORE) the external formula (for UI)
void PtrToBoxNm( const SwTable* pTable );
/// create from the external formula the internal
void BoxNmToPtr( const SwTable* pTable );
/// create from the external/internal formula the relative formula
void ToRelBoxNm( const SwTable* pTable );
/// gets called before/after merging/splitting of tables
void ToSplitMergeBoxNm( SwTableFormulaUpdate& rTableUpd );
bool IsIntrnlName() const { return m_eNmType == INTRNL_NAME; }
NameType GetNameType() const { return m_eNmType; }
bool IsValid() const { return m_bValidValue; }
void ChgValid( bool bNew ) { m_bValidValue = bNew; }
const OUString& GetFormula() const { return m_sFormula; }
void SetFormula( const OUString& rNew )
{
m_sFormula = rNew;
m_eNmType = EXTRNL_NAME;
m_bValidValue = false;
}
void GetBoxesOfFormula(const SwTable& rTable, SwSelBoxes& rBoxes);
// are all boxes valid which this formula relies on?
bool HasValidBoxes() const;
static sal_uInt16 GetLnPosInTable( const SwTable& rTable, const SwTableBox* pBox );
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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