#pragma once

class Color {
    public:
        Color() = default;
        Color(int r, int g, int b) : m_r(r), m_g(g), m_b(b) {}

        int r() { return m_r; }
        int g() { return m_g; }
        int b() { return m_b; }

        void set_r(int r) { m_r = r; }
        void set_g(int g) { m_g = g; }
        void set_b(int b) { m_b = b; }

        static Color from_hsv(int h, int s, int v) {
            if(s == 0) {
                return {v, v, v};
            }

            int region = h / 43;
            int remainder = (h - region * 43) * 6;

            int p = (v * (255 - s)) >> 8;
            int q = (v * (255 - ((s * remainder) >> 8))) >> 8;
            int t = (v * (255 - ((s * (255 - remainder)) >> 8))) >> 8;

            switch(region) {
                case 0:
                    return {v, t, p};
                case 1:
                    return {q, v, p};
                case 2:
                    return {p, v, t};
                case 3:
                    return {p, q, v};
                case 4:
                    return {t, p, v};
                default:
                    return {v, p ,q};
            }
        }

    private:
        int m_r;
        int m_g;
        int m_b;
};