display 0.1.2

Interchangable display backends
Documentation 
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use crate::display::Display;

use pancurses::{
    Window,
    initscr,
    endwin,
    Input,
    noecho,
    curs_set
};


pub struct Curses {
    pub width: i32,
    pub height: i32,
    pub name: String,
    window: Window
}


impl Display for Curses {
    fn new(width: i32, height: i32, name: String) -> Self {
        let w = initscr();
        noecho();
        curs_set(0);
        w.keypad(true);
        w.timeout(-1);

        Self {
            width, height, name, window: w
        }
    }

    fn draw(&mut self, ch: char, x: i32, y: i32) {
        self.window.mvprintw(y, x, ch.to_string());
    }

    fn get_key(&mut self) -> String {
        match self.window.getch() {
            Some(v) => match v {
                Input::Character(c) => c.to_string(),
                _ => " ".to_string()
            },

            None => " ".to_string()
        }
    }

    fn refresh(&mut self) {
        self.window.refresh();
    }

    fn clear(&mut self) {
        self.window.clear();
    }

    fn close(&mut self) {
        endwin();
    }
}