gistfile1.rs

pub struct Game<'a> {
    pub exit:                bool,
    pub window_bounds:       Bound,
    pub rendering_component: Box<RenderingComponent>,
    pub stats_window:        Box<WindowComponent>,
    pub map_window:          Box<WindowComponent>,
    pub input_window:        Box<WindowComponent>,
    pub messages_window:     Box<WindowComponent>
}

pub trait RenderingComponent {
    fn new(Bound) -> Self;
    fn before_render_new_frame(&mut self);
    fn render_object(&mut self, Point, char);
    fn after_render_new_frame(&mut self);
    fn wait_for_keypress(&self) -> KeyState;
    fn attach_window(&mut self, &mut Box<WindowComponent>);
}

impl RenderingComponent for TcodRenderingComponent {
    fn new(bounds: Bound) -> TcodRenderingComponent {
        let console = Console::init_root(
            (bounds.max.x + 1) as int,
            (bounds.max.y + 1) as int,
            "libtcod Rust tutorial", false
        );

        TcodRenderingComponent {
            console: console,
            bounds: bounds
        }
    }

    fn before_render_new_frame(&mut self) {
        self.console.clear();
    }

    fn attach_window(&mut self, window: &mut Box<WindowComponent>) {
        window.clear();
        //let mut line = 0;
        //for m in window.get_messages().iter() {
            //window.print_message(0, line, tcod::Left, m.as_slice());
            //line = line + 1;
        //}
        let bounds  = window.get_bounds();
        let console = window.get_console();

        Console::blit(&*console, 0, 0, (bounds.max.x as int) + 1, (bounds.max.y as int) + 1, &mut self.console, bounds.min.x as int, bounds.min.y as int, 1f32, 1f32);
    }

    fn render_object(&mut self, position: Point, symbol: char) {
        self.console.put_char(position.x as int, position.y as int, symbol, background_flag::Set);
    }

    fn after_render_new_frame(&mut self) {
        self.console.flush();
    }

    fn wait_for_keypress(&self) -> KeyState {
      self.console.wait_for_keypress(true)
    }
}

Users/jmcfarland/code/rust/dwemthys/src/game/mod.rs:22:34: 22:52 error: explicit lifetime bound required
/Users/jmcfarland/code/rust/dwemthys/src/game/mod.rs:22     pub rendering_component: Box<RenderingComponent>,
                                                                                         ^~~~~~~~~~~~~~~~~~