bitFlagExample

#include <iostream>

enum Flags
{
    f1 = 1,     // 0b00000001
    f2 = 2,     // 0b00000010
    f3 = 4,     // 0b00000100
    f4 = 8,     // 0b00001000
    f5 = 16,    // 0b00010000
    f6 = 32,    // 0b00100000
    f7 = 64,    // 0b01000000
    f8 = 128    // 0b10000000
};

struct BitFlag
{
    uint8_t flag;
    bool get(uint8_t flagP)
    {
        return (flag & flagP);
    };

    void set(uint8_t flagP, bool val)
    {
        val ? flag |= flagP : flag &= ~(flagP);
    }

    uint8_t numToFlag(uint8_t num)
    {
        return 1 << num;
    }

    void print()
    {
        for (int i{ 0 }; i < 8; ++i)
        {
            std::cout << "Flag" << i + 1 << " : " << get(numToFlag(i)) << '\n';
        }
    }
};

struct Features
{
    bool f1;
    bool f2;
    bool f3;
    bool f4;
    bool f5;
    bool f6;
    bool f7;
    bool f8;
};

int main()
{
    BitFlag myFlag;
    myFlag.flag = 0;
    //myFlag.flag = 0b10110101;

    //std::cout << "f6 is: " << myFlag.get(Flags::f6) << '\n'; //1
    //std::cout << "f2 is: " << myFlag.get(Flags::f2) << '\n'; //0
    //std::cout << "f3 is: " << myFlag.get(Flags::f3) << '\n'; //1
    //std::cout << '\n';
    myFlag.print();
    std::cout << '\n';
    myFlag.set(Flags::f3, true);
    myFlag.set(Flags::f3, false);
    myFlag.set(Flags::f7, false);
    myFlag.set(Flags::f1, true);
    myFlag.set(Flags::f5, true);

    myFlag.set(Flags::f3 | Flags::f2 | Flags::f6, true);
    myFlag.print();
    std::cout << '\n';
    myFlag.set(Flags::f7 | Flags::f2 | Flags::f1, false);
    myFlag.print();
}