/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* This file is part of xlslib -- A multiplatform, C/C++ library
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* for dynamic generation of Excel(TM) files.
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*
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* Copyright 2010-2013 Ger Hobbelt All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are
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* permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY David Hoerl ''AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL David Hoerl OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#ifndef FORMULA_H
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#define FORMULA_H
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#include "../common/xlsys.h"
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#include "../common/systype.h"
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#include "../xlslib/err.h" // need enum values
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#include "../xlslib/formula_const.h"
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// #include "common/xls_pshpack2.h"
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namespace xlslib_core
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{
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class cell_t;
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class estimated_formula_result_t;
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class formula_t;
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class expression_node_t;
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class formula_cell_t : public cell_t
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{
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friend class worksheet;
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private:
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formula_cell_t(CGlobalRecords& gRecords, unsigned32_t rowval, unsigned32_t colval,
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expression_node_t* ast, bool a_formula, bool auto_destruct_expression_tree = false,
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xf_t* pxfval = NULL);
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formula_cell_t(CGlobalRecords& gRecords, unsigned32_t rowval, unsigned32_t colval,
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formula_t* stack, bool a_formula, xf_t* pxfval);
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virtual ~formula_cell_t();
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virtual size_t GetSize(void) const;
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virtual CUnit* GetData(CDataStorage &datastore) const;
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const expression_node_t *GetAST() const { return ast; }
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private:
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expression_node_t *ast;
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bool auto_destruct_expression_tree;
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bool array_formula;
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formula_t *stack;
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public:
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void DumpData(CUnit &dst) const;
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void GetResultEstimate(estimated_formula_result_t &dst) const;
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bool IsArrayFormula(void) const { return array_formula; }
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};
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// forward ref
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class CDataStorage;
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class CFormula : public CRecord
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{
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friend class CDataStorage;
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protected:
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CFormula(CDataStorage &datastore, const formula_cell_t& ast);
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private:
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virtual ~CFormula();
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};
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}
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// #include "common/xls_poppack.h"
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#endif
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