1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31

use rand::{prelude::Distribution, distributions::Standard};

pub const BLACK: Color = Color { red: 0, green: 0, blue: 0 };
pub const WHITE: Color = Color { red: 255, green: 255, blue: 255 };
pub const RED: Color = Color { red: 255, green: 0, blue: 0 };
pub const GREEN: Color = Color { red: 0, green: 255, blue: 0 };
pub const BLUE: Color = Color { red: 0, green: 0, blue: 255 };
pub const YELLOW: Color = Color { red: 255, green: 255, blue: 0 };
pub const CYAN: Color = Color { red: 0, green: 255, blue: 255 };
pub const MAGENTA: Color = Color { red: 255, green: 0, blue: 255 };

/// An RGB color.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct Color {
    pub red: u8,
    pub green: u8,
    pub blue: u8,
}

impl Color {
    /// Creates a new color from the given RGB components.
    pub fn new(red: u8, green: u8, blue: u8) -> Self {
        Self { red, green, blue }
    }
}

impl Distribution<Color> for Standard {
    fn sample<R: rand::Rng + ?Sized>(&self, rng: &mut R) -> Color {
        Color::new(rng.gen(), rng.gen(), rng.gen())
    }
}