248 lines
8.9 KiB
C++
248 lines
8.9 KiB
C++
/*
|
|
__________ ____ ___
|
|
_____ __ _\______ \_____ _______ ______ __________\ \/ /
|
|
/ \| | \ ___/\__ \\_ __ \/ ___// __ \_ __ \ /
|
|
| Y Y \ | / | / __ \| | \/\___ \\ ___/| | \/ \
|
|
|__|_| /____/|____| (____ /__| /____ >\___ >__| /___/\ \
|
|
\/ \/ \/ \/ \_/
|
|
Copyright (C) 2016, Ingo Berg
|
|
All rights reserved.
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
|
|
* Redistributions of source code must retain the above copyright notice,
|
|
this list of conditions and the following disclaimer.
|
|
* Redistributions in binary form must reproduce the above copyright notice,
|
|
this list of conditions and the following disclaimer in the documentation
|
|
and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef MP_OPRT_BIN_H
|
|
#define MP_OPRT_BIN_H
|
|
|
|
/** \file
|
|
\brief Definitions of classes used as callbacks for standard binary operators.
|
|
*/
|
|
|
|
/** \defgroup binop Binary operator callbacks
|
|
|
|
This group lists the objects representing the binary operators of muParserX.
|
|
*/
|
|
|
|
#include <cmath>
|
|
#include "mpIOprt.h"
|
|
#include "mpValue.h"
|
|
#include "mpError.h"
|
|
|
|
|
|
MUP_NAMESPACE_START
|
|
|
|
//-----------------------------------------------------------------------------------------------
|
|
class OprtStrAdd : public IOprtBin
|
|
{
|
|
public:
|
|
OprtStrAdd();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *arg, int argc) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//-----------------------------------------------------------------------------------------------
|
|
/** \brief Callback object for testing if two values are equal.
|
|
\ingroup binop
|
|
*/
|
|
class OprtEQ : public IOprtBin
|
|
{
|
|
public:
|
|
OprtEQ();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback object for testing if two values are not equal.
|
|
\ingroup binop
|
|
*/
|
|
class OprtNEQ : public IOprtBin
|
|
{
|
|
public:
|
|
OprtNEQ();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback object class for the "Less than" operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtLT : public IOprtBin
|
|
{
|
|
public:
|
|
OprtLT();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback object class for the "Greater than" operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtGT : public IOprtBin
|
|
{
|
|
public:
|
|
OprtGT();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback object class for the "Less or equal" operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtLE : public IOprtBin
|
|
{
|
|
public:
|
|
OprtLE();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback object class for the "Greater or or equal" operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtGE : public IOprtBin
|
|
{
|
|
public:
|
|
OprtGE();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for a logic and operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtAnd : public IOprtBin
|
|
{
|
|
public:
|
|
OprtAnd();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for a logic or operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtOr : public IOprtBin
|
|
{
|
|
public:
|
|
OprtOr();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for a logical or operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtLOr : public IOprtBin
|
|
{
|
|
public:
|
|
OprtLOr(const char_type *szIdent = _T("||"));
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for a logical and operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtLAnd : public IOprtBin
|
|
{
|
|
public:
|
|
OprtLAnd(const char_type *szIdent = _T("&&"));
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for the shift left operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtShl : public IOprtBin
|
|
{
|
|
public:
|
|
OprtShl();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
/** \brief Callback class for the shift right operator.
|
|
\ingroup binop
|
|
*/
|
|
class OprtShr : public IOprtBin
|
|
{
|
|
public:
|
|
OprtShr();
|
|
virtual void Eval(ptr_val_type& ret, const ptr_val_type *a_pArg, int) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
};
|
|
|
|
//---------------------------------------------------------------------------
|
|
/** \brief Callback for an operator allowing to cast values to floating
|
|
point values.
|
|
\ingroup infix
|
|
*/
|
|
class OprtCastToFloat : public IOprtInfix
|
|
{
|
|
public:
|
|
OprtCastToFloat();
|
|
virtual void Eval(ptr_val_type &ret, const ptr_val_type *a_pArg, int a_iArgc) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
}; // class OprtCastToFloat
|
|
|
|
////---------------------------------------------------------------------------
|
|
///** \brief Callback for an operator allowing to cast values to integer values.
|
|
// \ingroup infix
|
|
//*/
|
|
class OprtCastToInt : public IOprtInfix
|
|
{
|
|
public:
|
|
OprtCastToInt();
|
|
virtual void Eval(ptr_val_type &ret, const ptr_val_type *a_pArg, int a_iArgc) override;
|
|
virtual const char_type* GetDesc() const override;
|
|
virtual IToken* Clone() const override;
|
|
}; // class OprtCastToInt
|
|
|
|
} // namespace mu
|
|
|
|
#endif
|