point.hpp

#pragma once
 
#include "terminalpp/core.hpp"
 
#include <iosfwd>
 
namespace terminalpp {
 
//* =========================================================================
//* =========================================================================
struct TERMINALPP_EXPORT point
{
    //* =====================================================================
    //* =====================================================================
    constexpr point() : y_(0), x_(0)
    {
    }
 
    //* =====================================================================
    //* =====================================================================
    constexpr point(coordinate_type x, coordinate_type y) noexcept  // NOLINT
      : y_(y), x_(x)
    {
    }
 
    //* =====================================================================
    //* =====================================================================
    constexpr point &operator+=(point const &rhs) noexcept
    {
        x_ += rhs.x_;
        y_ += rhs.y_;
        return *this;
    }
 
    //* =====================================================================
    //* =====================================================================
    [[nodiscard]] constexpr friend auto operator+(
        point lhs, point const &rhs) noexcept
    {
        return lhs += rhs;
    }
 
    //* =====================================================================
    //* =====================================================================
    constexpr point &operator-=(point const &rhs) noexcept
    {
        x_ -= rhs.x_;
        y_ -= rhs.y_;
        return *this;
    }
 
    //* =====================================================================
    //* =====================================================================
    [[nodiscard]] constexpr friend auto operator-(
        point lhs, point const &rhs) noexcept
    {
        return lhs -= rhs;
    }
 
    //* =====================================================================
    //* =====================================================================
    [[nodiscard]] constexpr friend auto operator<=>(
        point const &lhs, point const &rhs) noexcept = default;
 
    coordinate_type y_;
    coordinate_type x_;
};
 
//* =====================================================================
//* =====================================================================
TERMINALPP_EXPORT
std::ostream &operator<<(std::ostream &out, point const &pt);
 
}  // namespace terminalpp