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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef STDCOMPLEX_H
#define STDCOMPLEX_H
#include "libsamplemacros.h"
#include <complex>
#include <iosfwd>
// A complex number based on std::complex for exercising esoteric number
// protocols (Py_nb_). For standard number protocols, see Point.
class LIBSAMPLE_API StdComplex
{
using Impl = std::complex<double>;
public:
StdComplex() noexcept;
explicit StdComplex(double re, double img) noexcept;
double real() const { return m_impl.real(); }
double imag() const { return m_impl.imag(); }
double abs_value() const { return std::abs(m_impl); } // abs() is reserved Python word
StdComplex pow(const StdComplex &exp) const;
operator double() const { return abs_value(); }
operator int() const;
friend inline bool operator==(const StdComplex &c1, const StdComplex &c2) noexcept
{ return c1.m_impl == c2.m_impl; }
friend inline bool operator!=(const StdComplex &c1, const StdComplex &c2) noexcept
{ return c1.m_impl != c2.m_impl; }
friend inline StdComplex operator+(const StdComplex &c1, const StdComplex &c2) noexcept
{ return StdComplex(c1.m_impl + c2.m_impl); }
friend inline StdComplex operator-(const StdComplex &c1, const StdComplex &c2) noexcept
{ return StdComplex(c1.m_impl - c2.m_impl); }
friend inline StdComplex operator*(const StdComplex &c1, const StdComplex &c2) noexcept
{ return StdComplex(c1.m_impl * c2.m_impl); }
friend inline StdComplex operator/(const StdComplex &c1, const StdComplex &c2) noexcept
{ return StdComplex(c1.m_impl / c2.m_impl); }
private:
explicit StdComplex(const Impl &impl) noexcept;
Impl m_impl;
};
std::ostream &operator<<(std::ostream &str, const StdComplex &c);
#endif // STDCOMPLEX_H
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