extern crate termion; use termion::{color, cursor, clear}; use std::{thread, time}; fn main() { for r in 0..255 { let c = color::Rgb(r, !r, 2 * ((r % 128) as i8 - 64).abs() as u8); println!("{}{}{}wow", cursor::Goto(1, 1), color::Bg(c), clear::All); thread::sleep(time::Duration::from_millis(100)); } }