amath/app/lib/numb.h

118 lines
3.7 KiB
C++

/*
* Copyright (c) 2015-2017 Carsten Sonne Larsen <cs@innolan.dk>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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 AUTHOR ``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 AUTHOR 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 _NUMBER_H
#define _NUMBER_H
#if __GNUC__ > 2
#pragma GCC diagnostic ignored "-Wshadow"
#endif
/**
* @file numb.h
* @brief Classbase handling of numbers.
*
*/
typedef enum {
nsysnatural,
nsysintegers,
nsysrational,
nsysreal,
nsyscomplex
} NumberSystem;
struct Number {
public:
Number(NumberSystem system) : system(system) { }
virtual ~Number() { }
virtual Number* Clone() = 0;
virtual int GetIntegerValue() = 0;
virtual double GetRealValue() = 0;
virtual bool PureComplexValue() = 0;
virtual int GetPrecedence() = 0;
virtual int GetDefaultPrecedence() = 0;
virtual Number* Unary() = 0;
virtual Number* Add(Number *other) = 0;
virtual Number* Sub(Number *other) = 0;
virtual Number* Mul(Number *other) = 0;
virtual Number* Div(Number *other) = 0;
virtual Number* Raise(Number *exponent) = 0;
virtual Number* Signum() = 0;
virtual Number* Trunc() = 0;
virtual Number* Round() = 0;
virtual Number* Floor() = 0;
virtual Number* Ceiling() = 0;
virtual Number* Absolute() = 0;
virtual Number* SquareRoot() = 0;
virtual Number* CubeRoot() = 0;
virtual Number* Reciprocal() = 0;
virtual Number* Log() = 0;
virtual Number* Log2() = 0;
virtual Number* Log10() = 0;
virtual Number* Sine() = 0;
virtual Number* Cosine() = 0;
virtual Number* Tangent() = 0;
virtual Number* Cosecant() = 0;
virtual Number* Secant() = 0;
virtual Number* Cotangent() = 0;
virtual Number* ArcSine() = 0;
virtual Number* ArcCosine() = 0;
virtual Number* ArcTangent() = 0;
virtual Number* ArcCosecant() = 0;
virtual Number* ArcSecant() = 0;
virtual Number* ArcCotangent() = 0;
virtual Number* HypSine() = 0;
virtual Number* HypCosine() = 0;
virtual Number* HypTangent() = 0;
virtual Number* HypCosecant() = 0;
virtual Number* HypSecant() = 0;
virtual Number* HypCotangent() = 0;
virtual Number* HypArcSine() = 0;
virtual Number* HypArcCosine() = 0;
virtual Number* HypArcTangent() = 0;
virtual Number* HypArcCosecant() = 0;
virtual Number* HypArcSecant() = 0;
virtual Number* HypArcCotangent() = 0;
friend class PositionalNumeralSystem;
friend class DecimalSystem;
friend struct RealNumber;
friend struct ComplexNumber;
protected:
NumberSystem system;
};
#endif /* _NUMBER_H */