//! # Art
//!
//! A library for modeling artistic concepts.
//re-exporting: so public API users don't have to know internal organization
pub use self::kinds::PrimaryColor;
pub use self::kinds::SecondaryColor;
pub use self::utils::mix;
pub mod kinds {
// The primary colors according to the RYB color model.
pub enum PrimaryColor {
Red,
Yellow,
Blue,
}
// The secondary colors according to the RYB color model.
pub enum SecondaryColor {
Orange,
Green,
Purple,
}
}
pub mod utils {
use crate::kinds::*;
//Combines two primary colors in equal amounts to create
//a secondary color.
pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
match (c1, c2) {
(PrimaryColor::Red, PrimaryColor::Yellow) => SecondaryColor::Orange,
(PrimaryColor::Yellow, PrimaryColor::Red) => SecondaryColor::Orange,
(PrimaryColor::Blue, PrimaryColor::Yellow) => SecondaryColor::Green,
(PrimaryColor::Yellow, PrimaryColor::Blue) => SecondaryColor::Green,
(PrimaryColor::Blue, PrimaryColor::Red) => SecondaryColor::Purple,
(PrimaryColor::Red, PrimaryColor::Blue) => SecondaryColor::Purple,
_ => {
panic!("Invalid color combination");
}
}
}
}