141 lines
5.3 KiB
C++
141 lines
5.3 KiB
C++
/** \file
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\brief Definition of basic types used by muParserX
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<pre>
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__________ ____ ___
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_____ __ _\______ \_____ _______ ______ __________\ \/ /
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/ \| | \ ___/\__ \\_ __ \/ ___// __ \_ __ \ /
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| Y Y \ | / | / __ \| | \/\___ \\ ___/| | \/ \
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|__|_| /____/|____| (____ /__| /____ >\___ >__| /___/\ \
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\/ \/ \/ \/ \_/
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Copyright (C) 2016, Ingo Berg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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</pre>
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*/
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#ifndef MUP_VALUE_H
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#define MUP_VALUE_H
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//--- Standard includes ------------------------------------------------------------
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#include <complex>
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#include <list>
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//--- Parser framework -------------------------------------------------------------
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#include "mpIValue.h"
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#include "mpTypes.h"
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MUP_NAMESPACE_START
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//------------------------------------------------------------------------------
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/** \brief Value class of muParserX
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This class represents a value to be used with muParserX. It's a Variant like
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class able to store a variety of types.
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*/
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class Value : public IValue
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{
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public:
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explicit Value(char_type cType = 'v');
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Value(int_type val);
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Value(bool_type val);
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Value(float_type val);
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Value(string_type val);
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Value(const char_type *val);
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Value(const cmplx_type &v);
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Value(const matrix_type &val);
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// Array and Matrix constructors
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Value(int_type m, float_type v);
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Value(int_type m, int_type n, float_type v);
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Value(const Value &a_Val );
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Value(const IValue &a_Val);
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Value& operator=(const Value &a_Val);
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virtual ~Value();
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virtual IValue& At(int nRow, int nCol = 0) override;
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virtual IValue& At(const IValue &row, const IValue &col) override;
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virtual IValue& operator=(int_type a_iVal) override;
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virtual IValue& operator=(float_type a_fVal) override;
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virtual IValue& operator=(string_type a_sVal) override;
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virtual IValue& operator=(bool val) override;
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virtual IValue& operator=(const matrix_type &a_vVal) override;
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virtual IValue& operator=(const cmplx_type &val) override;
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virtual IValue& operator=(const char_type *a_szVal);
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virtual IValue& operator+=(const IValue &val) override;
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virtual IValue& operator-=(const IValue &val) override;
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virtual IValue& operator*=(const IValue &val) override;
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virtual char_type GetType() const override;
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virtual int_type GetInteger() const override;
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virtual float_type GetFloat() const override;
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virtual float_type GetImag() const override;
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virtual bool GetBool() const override;
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virtual const cmplx_type& GetComplex() const override;
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virtual const string_type& GetString() const override;
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virtual const matrix_type& GetArray() const override;
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virtual int GetRows() const override;
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virtual int GetCols() const override;
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virtual bool IsVariable() const override;
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virtual IToken* Clone() const override;
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virtual Value* AsValue() override;
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virtual string_type AsciiDump() const override;
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void BindToCache(ValueCache *pCache);
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// Conversion operators
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operator cmplx_type();
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operator int_type();
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operator string_type();
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operator float_type();
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operator bool();
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private:
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cmplx_type m_val; ///< Member variable for storing the value of complex, float, int and boolean values
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string_type *m_psVal; ///< Variable for storing a string value
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matrix_type *m_pvVal; ///< A Vector for storing array variable content
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char_type m_cType; ///< A byte indicating the type os the represented value
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EFlags m_iFlags; ///< Additional flags
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ValueCache *m_pCache; ///< Pointer to the Value Cache
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void CheckType(char_type a_cType) const;
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void Assign(const Value &a_Val);
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void Reset();
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virtual void Release() override;
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}; // class Value
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MUP_NAMESPACE_END
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#endif
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