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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 _CELLFML_HXX
#define _CELLFML_HXX
#include <tools/string.hxx>
class SwTable;
class SwNode;
class SwTableSortBoxes;
class SwSelBoxes;
class SwCalc;
class SwTableBox;
class SwTableFmlUpdate;
class SwDoc;
class String;
class SwTblCalcPara
{
const SwTableBox* pLastTblBox;
sal_uInt16 nStackCnt, nMaxSize;
public:
SwTableSortBoxes *pBoxStk; ///< stack for recognizing recursion
SwCalc& rCalc; ///< current Calculator
const SwTable* pTbl; ///< current table
SwTblCalcPara( SwCalc& rCalculator, const SwTable& rTable );
~SwTblCalcPara();
sal_Bool CalcWithStackOverflow();
sal_Bool IsStackOverFlow() const { return nMaxSize == nStackCnt; }
sal_Bool IncStackCnt() { return nMaxSize == ++nStackCnt; }
void DecStackCnt() { if( nStackCnt ) --nStackCnt; }
void SetLastTblBox( const SwTableBox* pBox ) { pLastTblBox = pBox; }
};
class SwTableFormula
{
typedef void (SwTableFormula:: *FnScanFormel)( const SwTable&, String&,
String&, String*, void* ) const;
void BoxNmsToPtr( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void PtrToBoxNms( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void RelNmsToBoxNms( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void RelBoxNmsToPtr( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void BoxNmsToRelNm( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void _MakeFormula( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void _GetFmlBoxes( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void _HasValidBoxes( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void _SplitMergeBoxNm( const SwTable&, String&, String&, String* = 0,
void* pPara = 0 ) const;
void GetBoxes( const SwTableBox& rStt, const SwTableBox& rEnd,
SwSelBoxes& rBoxes ) const;
String ScanString( FnScanFormel fnFormel, const SwTable& rTbl,
void* = 0 ) const;
const SwTable* FindTable( SwDoc& rDoc, const String& rNm ) const;
protected:
enum NameType { EXTRNL_NAME, INTRNL_NAME, REL_NAME };
String sFormel; ///< current formula
NameType eNmType; ///< current display method
bool bValidValue; ///< true: recalculate formula
// find the node in which the formula is located
// TextFeld -> TextNode,
// BoxAttribut -> BoxStartNode
// !!! has to be overloaded by every derivation !!!
virtual const SwNode* GetNodeOfFormula() const = 0;
SwTableFormula( const String& rFormel );
String MakeFormula( SwTblCalcPara& rCalcPara ) const
{
return ScanString( &SwTableFormula::_MakeFormula,
*rCalcPara.pTbl, &rCalcPara );
}
static sal_uInt16 GetLnPosInTbl( const SwTable& rTbl, const SwTableBox* pBox );
public:
SwTableFormula( const SwTableFormula& rCpy ) { *this = rCpy; }
virtual ~SwTableFormula();
SwTableFormula& operator=( const SwTableFormula& rCpy )
{
sFormel = rCpy.sFormel;
eNmType = rCpy.eNmType;
bValidValue = rCpy.bValidValue;
return *this;
}
/// create from the internal formula (for CORE) the external formula (for UI)
void PtrToBoxNm( const SwTable* pTbl );
/// create from the external formula the internal
void BoxNmToPtr( const SwTable* pTbl );
/// create from the external/internal formula the relative formula
void ToRelBoxNm( const SwTable* pTbl );
/// gets called before/after merging/splitting of tables
void ToSplitMergeBoxNm( SwTableFmlUpdate& rTblUpd );
bool IsIntrnlName() const { return eNmType == INTRNL_NAME; }
NameType GetNameType() const { return eNmType; }
bool IsValid() const { return bValidValue; }
inline void ChgValid( bool bNew ) { bValidValue = bNew; }
const String& GetFormula() const { return sFormel; }
void SetFormula( const String& rNew )
{
sFormel = rNew;
bValidValue = false;
eNmType = EXTRNL_NAME;
}
void GetBoxesOfFormula(const SwTable& rTbl, SwSelBoxes& rBoxes);
// are all boxes valid which this formula relies on?
bool HasValidBoxes() const;
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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