#[repr(C)]
#[derive(Copy, Clone)]
pub struct Keymap {
    pub alpha: u16,
    pub beta: u32,
    pub gamma: u16,
    pub delta: u16,
}

#[repr(u16)]
#[derive(Copy, Clone)]
pub enum KeymapSection {
    Alpha = 1,
    Beta = 2,
    Gamma = 3,
    Delta = 4,
}

#[repr(u16)]
#[derive(Copy, Clone)]
pub enum KeyAlpha {
    Esc = 1 << 0,
    Key1 = 1 << 1,
    Key2 = 1 << 2,
    Key3 = 1 << 3,
    Key4 = 1 << 4,
    Key5 = 1 << 5,
    Key6 = 1 << 6,
    Key7 = 1 << 7,
    Key8 = 1 << 8,
    Key9 = 1 << 9,
    Key0 = 1 << 10,
    Minus = 1 << 11,
    Equal = 1 << 12,
    Backspace = 1 << 13,
    Tab = 1 << 14,
    Enter = 1 << 15,
}

#[repr(u32)]
#[derive(Copy, Clone)]
pub enum KeyBeta {
    A = 1 << 0,
    B = 1 << 1,
    C = 1 << 2,
    D = 1 << 3,
    E = 1 << 4,
    F = 1 << 5,
    G = 1 << 6,
    H = 1 << 7,
    I = 1 << 8,
    J = 1 << 9,
    K = 1 << 10,
    L = 1 << 11,
    M = 1 << 12,
    N = 1 << 13,
    O = 1 << 14,
    P = 1 << 15,
    Q = 1 << 16,
    R = 1 << 17,
    S = 1 << 18,
    T = 1 << 19,
    U = 1 << 20,
    V = 1 << 21,
    W = 1 << 22,
    X = 1 << 23,
    Y = 1 << 24,
    Z = 1 << 25,
}

#[repr(u16)]
#[derive(Copy, Clone)]
pub enum KeyGamma {
    LeftBracket = 1 << 0,
    RightBracket = 1 << 1,
    Semicolon = 1 << 2,
    Apostrophe = 1 << 3,
    Grave = 1 << 4,
    Backslash = 1 << 5,
    Comma = 1 << 6,
    Dot = 1 << 7,
    Slash = 1 << 8,
    Space = 1 << 9,
    Control = 1 << 10,
    Shift = 1 << 11,
    Alt = 1 << 12,
}

#[repr(u16)]
pub enum KeyDelta {
    UpArrow = 1 << 0,
    DownArrow = 1 << 1,
    LeftArrow = 1 << 12,
    RightArrow = 1 << 13,
}