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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/.
*/
#ifndef INCLUDED_FORMULA_VECTORTOKEN_HXX
#define INCLUDED_FORMULA_VECTORTOKEN_HXX
#include <cstddef>
#include <vector>
#include <formula/formuladllapi.h>
#include <formula/token.hxx>
#include <rtl/ustring.h>
namespace formula {
/**
* Single unit of vector reference consists of two physical arrays.
*
* <p>If the whole data array consists of only numeric values, mpStringArray
* will be NULL, and NaN values in the numeric array represent empty
* cells.</p>
*
* <p>If the whole data array consists of only string values, mpNumericArray
* will be NULL, and NULL values in the string array represent empty
* cells.</p>
*
* <p>If the data array consists of numeric and string values, then both
* mpNumericArray and mpStringArray will be non-NULL, and a string cell will
* be represented by a non-NULL pointer value in the string array. If the
* string value is NULL, check the corresponding value in the numeric array.
* If the value in the numeric array is NaN, it's an empty cell, otherwise
* it's a numeric cell.</p>
*/
struct FORMULA_DLLPUBLIC VectorRefArray
{
enum InitInvalid { Invalid };
const double* mpNumericArray;
rtl_uString** mpStringArray;
bool mbValid;
VectorRefArray();
VectorRefArray( InitInvalid );
VectorRefArray( const double* pArray );
VectorRefArray( rtl_uString** pArray );
VectorRefArray( const double* pNumArray, rtl_uString** pStrArray );
bool isValid() const;
};
/**
* This token represents a single cell reference in a vectorized formula
* calculation context.
*/
class FORMULA_DLLPUBLIC SingleVectorRefToken final : public FormulaToken
{
VectorRefArray maArray;
size_t mnArrayLength;
public:
SingleVectorRefToken( const VectorRefArray& rArray, size_t nArrayLength );
virtual FormulaToken* Clone() const override;
const VectorRefArray& GetArray() const;
size_t GetArrayLength() const;
};
/**
* This token represents a range reference in a vectorized formula
* calculation context.
*/
class FORMULA_DLLPUBLIC DoubleVectorRefToken final : public FormulaToken
{
std::vector<VectorRefArray> maArrays;
size_t mnArrayLength; /// length of all arrays which does not include trailing empty region.
size_t mnRefRowSize; /// original reference row size. The row size may
/// change as it goes down the array if either the
/// start or end position is fixed.
bool mbStartFixed:1; /// whether or not the start row position is absolute.
bool mbEndFixed:1; /// whether or not the end row position is absolute.
public:
DoubleVectorRefToken(
const std::vector<VectorRefArray>& rArrays, size_t nArrayLength,
size_t nRefRowSize, bool bStartFixed, bool bEndFixed );
virtual FormulaToken* Clone() const override;
const std::vector<VectorRefArray>& GetArrays() const;
size_t GetArrayLength() const;
size_t GetRefRowSize() const;
bool IsStartFixed() const;
bool IsEndFixed() const;
};
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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