module main

import gg
import os.asset

const win_width = 600
const win_height = 300

struct App {
mut:
    gg    &gg.Context = unsafe { nil }
    image int // gg.Image
}

fn main() {
    mut app := &App{}
    app.gg = gg.new_context(
        bg_color:      gg.white
        width:         win_width
        height:        win_height
        create_window: true
        window_title:  'Rectangles'
        frame_fn:      frame
        user_data:     app
    )
    logo_path := asset.get_path('../assets', 'logo.png')
    app.image = app.gg.create_image(logo_path)!.id
    app.gg.run()
}

fn frame(app &App) {
    app.gg.begin()
    app.draw()
    app.gg.end()
}

fn (app &App) draw() {
    // app.gg.draw_text_def(200,20, 'hello world!')
    // app.gg.draw_text_def(300,300, 'привет')
    app.gg.draw_rect_filled(10, 10, 100, 30, gg.blue)
    app.gg.draw_rect_empty(110, 150, 80, 40, gg.black)
    app.gg.draw_image_by_id(230, 30, 200, 200, app.image)
}