#pragma once


struct Color16 {
    static constexpr std::uint8_t MaxRed = 0x1f;
    static constexpr std::uint8_t MaxGreen = 0x3f;
    static constexpr std::uint8_t MaxBlue = 0x1f;

    constexpr Color16() : value(0){}
    constexpr Color16(std::uint16_t v) : value(v){}

    static constexpr Color16 red() {
        Color16 result;
        result.r(MaxRed);
        result.g(0);
        result.b(0);
        return result;
    }
    static constexpr Color16 green() {
        Color16 result;
        result.r(0);
        result.g(MaxGreen);
        result.b(0);
        return result;
    }
    static constexpr Color16 blue() {
        Color16 result;
        result.r(0);
        result.g(0);
        result.b(MaxBlue);
        return result;
    }
    static constexpr Color16 white() {
        Color16 result;
        result.r(MaxRed);
        result.g(MaxGreen);
        result.b(MaxBlue);
        return result;
    }

    std::uint16_t value;

    constexpr std::uint8_t r() const{
        return (value & 0xf800) >> 11;
    }
    constexpr std::uint8_t g() const{
        return (value & 0x7e0) >> 5;
    }
    constexpr std::uint8_t b() const{
        return (value & 0x1f);
    }

    constexpr void r(std::uint8_t v){
        value = (value & ~0xf800) | (v << 11);
    }
    constexpr void g(std::uint8_t v){
        value = (value & ~0x7e0) | (v << 5);
    }
    constexpr void b(std::uint8_t v){
        value = (value & ~0x1f) | (v);
    }
};