extern crate avl_tree;

mod label_format;
pub mod binfile;
pub mod analysis;

pub use crate::label_format::{LabelFormat,LabelU16};

pub(crate) fn flood<T: LabelU16 + PartialEq + Copy, R: LabelU16 + PartialEq + Copy>(source: &LabelFormat<T>, destination: &mut Vec<R>, 
    x: usize, y: usize,
    from_color: T, to_color: R) {
    let width = source.width;
    let destination_color = destination[x + y * width];
    if !destination_color.is_zero() {
        return;
    }
    let source_color = source.buffer[x + y * width];
    if source_color != from_color {
        return;
    }
    destination[x + y * width] = to_color;
    if x > 0 {
        flood(source, destination, x-1, y, from_color, to_color);
    }
    if (x+1) < width {
        flood(source, destination, x+1, y, from_color, to_color);
    }
    if y > 0 {
        flood(source, destination, x, y-1, from_color, to_color);
    }
    if (y+1) < source.height {
        flood(source, destination, x, y+1, from_color, to_color);
    }
}

pub(crate) mod color {
    pub(crate) fn reset_color() {
        print!("\x1b[0m");
    }

    // Set background color from a number
    pub(crate) fn set_color(color: usize) {
        if color == 0 {
            reset_color();
            return;
        }
        let paint_color = color-1;
        let paint_color = paint_color % 13;
        if paint_color < 7 {
            print!("\x1b[{}m", 40 + (paint_color+1));
        } else {
            print!("\x1b[{}m", 100 + (paint_color+1-7));
        }
    }
}