#[macro_use]
extern crate arrayref;
use std::error::Error;
use std::thread;
use std::time::Duration;
use std::f32::consts::PI;


use image::{
    Rgb,
    RgbImage
};
use imageproc::rect::Rect;
use imageproc::drawing::draw_filled_rect_mut;

mod ilidisplay;
mod forms;

fn main() -> Result<(), Box<dyn Error>> {

    let mut screen = forms::Screen::new(200, 200);
    let mut loader = forms::Loader::new("/root/helms-display".to_string());
    let c = loader.load_form("compass-rose.svg").unwrap();
    let b = loader.load_form("boat.svg").unwrap();
    let cog = loader.load_form("cog.svg").unwrap();
    let wind = loader.load_form("wind.svg").unwrap();
    let font = loader.load_font("font.ttf").unwrap();
    
/*
    let mut img = RgbImage::new(480, 320);
    let thickness = 10;
    draw_filled_rect_mut(&mut img, Rect::at(0,0).of_size(240, 160), Rgb([255,0,0]));
    draw_filled_rect_mut(&mut img, Rect::at(0,160).of_size(240, 160), Rgb([0, 255, 0]));
    draw_filled_rect_mut(&mut img, Rect::at(240,0).of_size(240, 160), Rgb([0, 0, 255]));
*/

    let mut e = ilidisplay::IliDisplay::init()?;
    e.init_chip();
    e.turn_on();
    for i in 0..10 {
      let rad = (i as f32) * 2.0*PI / 100.0;
      screen.clear();
      screen.render(&cog, -rad*2.0, 500, 500);
      screen.render(&wind, rad*2.0, 500, 500);
      screen.render(&c, rad, 500, 500);
      screen.render(&b, 0.0, 500, 500);
      e.put_image(&(screen.image), ((240-100), (160-100)));
    }
    screen.save();

    // draw_filled_rect_mut(&mut img, Rect::at(0,0).of_size(480, 320), Rgb([0, 0, 0]));
    
    println!("You should see image now, sleeping for 5s");
    thread::sleep(Duration::from_millis(5000));
    e.turn_off();
    Ok(())
}