clean up

src/layout/painter.rs

@@ -47,6 +47,6 @@ impl<'a, Ctx> Painter<'a, Ctx> {
     }
 
     pub fn ctx_mut(&mut self) -> &mut Ctx {
-        &mut self.ctx
+        self.ctx
     }
 }

src/layout/ui.rs

@@ -1,5 +1,5 @@
 use crate::{
-    HashMap, Painter, Vec2, Widget, WidgetId, WidgetLike,
+    HashMap, Painter, Widget, WidgetId, WidgetLike,
     primitive::Primitives,
     util::{IDTracker, Id},
 };
@@ -17,18 +17,6 @@ pub struct Ui<Ctx> {
     full_redraw: bool,
 }
 
-pub struct MouseState {
-    pos: Vec2,
-    primary: ButtonState,
-    secondary: ButtonState,
-}
-
-pub enum ButtonState {
-    JustPressed,
-    Pressed,
-    Released,
-}
-
 #[derive(Default)]
 pub struct Widgets<Ctx>(HashMap<Id, Box<dyn Widget<Ctx>>>);
 

src/testing/render/mod.rs

@@ -1,4 +1,4 @@
-use gui::{primitive::Primitives, UIRenderNode, Ui};
+use gui::{UIRenderNode, primitive::Primitives};
 use pollster::FutureExt;
 use std::sync::Arc;
 use wgpu::util::StagingBelt;