/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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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 2004 Yeico S. A. de C. V. All Rights Reserved.
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* Copyright 2008-2011 David Hoerl 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 NUMBER_H
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#define NUMBER_H
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#include "../common/xlsys.h"
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#include "../common/systype.h"
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#include "../xlslib/cell.h" // superclass
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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 number_t : public cell_t
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{
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friend class worksheet;
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//friend class CNumber; // ::CNumber(number_t& blankdef);
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private:
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number_t(CGlobalRecords& gRecords, unsigned32_t rowval, unsigned32_t colval,
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double numval, xf_t* pxfval = NULL);
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// 536870911 >= numval >= -536870912
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number_t(CGlobalRecords& gRecords, unsigned32_t rowval, unsigned32_t colval,
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signed32_t numval, xf_t* pxfval = NULL);
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number_t(CGlobalRecords& gRecords, unsigned32_t rowval, unsigned32_t colval,
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unsigned32_t numval, xf_t* pxfval = NULL);
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virtual ~number_t(){}
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virtual size_t GetSize(void) const {return isDouble ? 18 : 14; }
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virtual CUnit* GetData(CDataStorage &datastore) const;
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private:
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bool isDouble;
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union
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{
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double dblNum;
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signed32_t intNum;
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} num;
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public:
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// idea is by passing either an int or a double, we can get the proper conversion (which might be none)
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double GetNumber(double unused
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#ifdef __GNUC__
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__attribute__((unused))
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#endif
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) const {return isDouble ? num.dblNum : (double)num.intNum; }
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signed32_t GetNumber(signed32_t unused
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#ifdef __GNUC__
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__attribute__((unused))
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#endif
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) const {return isDouble ? (signed32_t)num.dblNum : num.intNum; }
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bool GetIsDouble() const { return isDouble; }
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double GetDouble() const {return isDouble ? num.dblNum : (double)num.intNum; }
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signed32_t GetInt() const {return isDouble ? (signed32_t)num.dblNum : num.intNum; }
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};
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// forward ref
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class CDataStorage;
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class CNumber : public CRecord
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{
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friend class CDataStorage;
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protected:
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CNumber(CDataStorage &datastore, const number_t& numdef);
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private:
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virtual ~CNumber();
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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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