view/
view.rs

1extern crate glfw;
2extern crate gust_render as gust;
3
4use gust::prelude::*;
5use std::rc::Rc;
6
7fn main() {
8    let mut window = Window::new(gust::WIDTH, gust::HEIGHT, "Hello");
9    let tex_leave = Rc::new(Texture::from_path("examples/texture/Z.png").unwrap());
10    let tex_dirt = Rc::new(Texture::from_path("examples/texture/Dirt.png").unwrap());
11    let event_handler = EventHandler::new(&window);
12    let mut sprite = Sprite::from(&tex_dirt);
13    let mut leave = Sprite::from(&tex_leave);
14
15    leave.set_position(Point::new(300.0, 300.0));
16    window.set_clear_color(Color::new(0.0, 0.0, 1.0));
17    window.enable_cursor();
18    window.poll(None);
19    leave.set_scale(Vector::new(0.5, 0.5));
20    leave
21        .set_origin_to_center()
22        .unwrap_or_else(|e| println!("{}", e));
23    while window.is_open() {
24        window.poll_events();
25        leave.rotate(1.0);
26        leave.update();
27        sprite.update();
28        window.view_mut().update();
29
30        for event in event_handler.fetch() {
31            event_process(event, &mut window);
32        }
33
34        window.clear();
35        window.draw(&mut sprite);
36        window.draw(&mut leave);
37        window.display();
38    }
39}
40
41fn event_process(event: Event, window: &mut Window) {
42    match event.1 {
43        Events::Key(Key::Escape, _, _, _) => {
44            window.close();
45        }
46        Events::Key(Key::Up, _, _, _) => {
47            window.view_mut().zoom(2.0);
48        }
49        Events::Key(Key::Down, _, _, _) => {
50            window.view_mut().zoom(0.5);
51        }
52        Events::CursorPos(x, y) => {
53            let center = Vector::new(x as f32, y as f32);
54            window.view_mut().set_center(center);
55            window.set_mouse_pos(center)
56        }
57        _ => println!("Another event !"),
58    }
59}
view/view.rs

view/
view.rs
