point.hpp

/*
    KTech, Kaup's C++ 2D terminal game engine library.
    Copyright (C) 2023-2025 Ethan Kaufman (AKA Kaup)
 
    This file is part of KTech.
 
    KTech is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    any later version.
 
    KTech is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with KTech. If not, see <https://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#define KTECH_DEFINITION
#include "../ktech.hpp"
#undef KTECH_DEFINITION
#include "upoint.hpp"
 
struct KTech::Point
{
    int32_t x; 
    int32_t y; 
 
    constexpr Point(int32_t x = 0, int32_t y = 0)
        : x(x), y(y) {}
 
    constexpr Point(const UPoint& uPoint)
        : x(uPoint.x), y(uPoint.y) {}
 
    constexpr auto operator==(const Point& point) const -> bool
    {
        return (x == point.x) && (y == point.y);
    }
 
    constexpr auto operator+(const Point& point) const -> Point
    {
        return {x + point.x, y + point.y};
    }
 
    constexpr auto operator-(const Point& point) const -> Point
    {
        return {x - point.x, y - point.y};
    }
 
    constexpr auto operator+=(const Point& point) -> Point&
    {
        x += point.x;
        y += point.y;
        return *this;
    }
 
    constexpr auto operator-=(const Point& point) -> Point&
    {
        x -= point.x;
        y -= point.y;
        return *this;
    }
};