More cleaning

src/engine/mod.rs

@@ -40,17 +40,12 @@ macro_rules! unwrap {
 
 /// Our game engine.
 #[derive(Clone)]
-pub struct Engine {
-    /// The inner engine.
-    ///
-    /// We need Rc<RefCell> in order to deal with events.
-    pub inner: Rc<RefCell<InnerEngine>>,
-}
+pub struct Game(Rc<RefCell<Engine>>);
 
-impl Engine {
-    /// Creates a new engine.
-    pub fn new() -> Result<Engine> {
-        let inner = Rc::new(RefCell::new(InnerEngine::new()?));
+impl Game {
+    /// Creates a new game.
+    pub fn new() -> Result<Game> {
+        Ok(Game(Rc::new(RefCell::new(Engine::new()?))))
 
         // let clone = inner.clone();
         // let cb = Closure::<dyn FnMut(_)>::new(move |event: web_sys::GamepadEvent| {
@@ -62,11 +57,9 @@ impl Engine {
         //     .add_event_listener_with_callback("gamepadconnected", cb.as_ref().unchecked_ref())?;
 
         // cb.forget();
-
-        Ok(Engine { inner })
     }
 
-    /// Starts the engine.
+    /// Starts the game.
     pub fn start(&self) -> Result<()> {
         let clone = self.clone();
         let cb = Closure::<dyn FnMut(_)>::new(move |_event: web_sys::Event| {
@@ -75,7 +68,7 @@ impl Engine {
             }
         });
 
-        let inner = self.inner.borrow_mut();
+        let inner = self.0.borrow_mut();
         inner
             .window
             .request_animation_frame(cb.as_ref().unchecked_ref())?;
@@ -87,7 +80,7 @@ impl Engine {
 
     /// Launches a loop of the engine, and schedules the next one.
     pub fn run(&self) -> Result<()> {
-        let mut inner = self.inner.borrow_mut();
+        let mut inner = self.0.borrow_mut();
 
         // Perform update
         inner.update()?;
@@ -114,7 +107,7 @@ impl Engine {
 }
 
 /// The data contained in our engine.
-pub struct InnerEngine {
+pub struct Engine {
     /// The scene of the engine.
     pub scene: Scene,
 
@@ -142,9 +135,9 @@ pub struct InnerEngine {
     pub performance: web_sys::Performance,
 }
 
-impl InnerEngine {
+impl Engine {
     /// Initializes the engine.
-    pub fn new() -> Result<InnerEngine> {
+    pub fn new() -> Result<Engine> {
         let window = unwrap!(web_sys::window());
         let document = unwrap!(window.document());
         let performance = unwrap!(window.performance());
@@ -163,7 +156,7 @@ impl InnerEngine {
         let character = Character::new();
         scene.add(character);
 
-        Ok(InnerEngine {
+        Ok(Engine {
             scene,
             after_loop: now(&performance),
             textures: TextureManager::new()?,

src/lib.rs

@@ -61,8 +61,8 @@ pub(crate) use log;
 pub(crate) use log_js;
 
 pub fn run() -> Result<()> {
-    let engine = engine::Engine::new()?;
-    engine.start()?;
+    let game = engine::Game::new()?;
+    game.start()?;
     Ok(())
 }