Rename Renderer::Primitive to Renderer::Output

native/src/element.rs

@@ -50,7 +50,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         self.widget.draw(renderer, layout, cursor_position)
     }
 
@@ -120,7 +120,7 @@ where
     /// #     };
     /// #     pub struct Renderer;
     /// #
-    /// #     impl iced_native::Renderer for Renderer { type Primitive = (); }
+    /// #     impl iced_native::Renderer for Renderer { type Output = (); }
     /// #
     /// #     impl iced_native::row::Renderer for Renderer {
     /// #         fn draw<Message>(
@@ -323,7 +323,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         self.widget.draw(renderer, layout, cursor_position)
     }
 
@@ -383,7 +383,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.explain(
             self.element.widget.as_ref(),
             layout,

native/src/lib.rs

@@ -83,7 +83,7 @@
 //! #     pub struct Renderer {}
 //! #
 //! #     impl iced_native::Renderer for Renderer {
-//! #         type Primitive = ();
+//! #         type Output = ();
 //! #     }
 //! #
 //! #     impl button::Renderer for Renderer {

native/src/renderer.rs

@@ -1,7 +1,7 @@
 //! Write your own renderer.
 //!
 //! You will need to implement the `Renderer` trait first. It simply contains
-//! a `Primitive` associated type.
+//! an `Output` associated type.
 //!
 //! There is no common trait to draw all the widgets. Instead, every [`Widget`]
 //! constrains its generic `Renderer` type as necessary.
@@ -27,5 +27,5 @@ pub use debugger::Debugger;
 pub use windowed::Windowed;
 
 pub trait Renderer {
-    type Primitive;
+    type Output;
 }

native/src/renderer/debugger.rs

@@ -21,5 +21,5 @@ pub trait Debugger: super::Renderer {
         layout: Layout<'_>,
         cursor_position: Point,
         color: Color,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }

native/src/renderer/windowed.rs

@@ -11,7 +11,7 @@ pub trait Windowed: super::Renderer {
 
     fn draw(
         &mut self,
+        output: &Self::Output,
         target: &mut Self::Target,
-        primitive: &Self::Primitive,
     ) -> MouseCursor;
 }

native/src/user_interface.rs

@@ -48,7 +48,7 @@ where
     /// #         pub fn new() -> Self { Renderer }
     /// #     }
     /// #
-    /// #     impl iced_native::Renderer for Renderer { type Primitive = (); }
+    /// #     impl iced_native::Renderer for Renderer { type Output = (); }
     /// #
     /// #     impl iced_native::column::Renderer for Renderer {
     /// #         fn draw<Message>(
@@ -56,7 +56,7 @@ where
     /// #             _column: &iced_native::Column<'_, Message, Self>,
     /// #             _layout: iced_native::Layout<'_>,
     /// #             _cursor_position: iced_native::Point,
-    /// #         ) -> Self::Primitive {
+    /// #         ) -> Self::Output {
     /// #             ()
     /// #         }
     /// #     }
@@ -144,7 +144,7 @@ where
     /// #         pub fn new() -> Self { Renderer }
     /// #     }
     /// #
-    /// #     impl iced_native::Renderer for Renderer { type Primitive = (); }
+    /// #     impl iced_native::Renderer for Renderer { type Output = (); }
     /// #
     /// #     impl iced_native::column::Renderer for Renderer {
     /// #         fn draw<Message>(
@@ -152,7 +152,7 @@ where
     /// #             _column: &iced_native::Column<'_, Message, Self>,
     /// #             _layout: iced_native::Layout<'_>,
     /// #             _cursor_position: iced_native::Point,
-    /// #         ) -> Self::Primitive {
+    /// #         ) -> Self::Output {
     /// #             ()
     /// #         }
     /// #     }
@@ -242,7 +242,7 @@ where
     /// #         pub fn new() -> Self { Renderer }
     /// #     }
     /// #
-    /// #     impl iced_native::Renderer for Renderer { type Primitive = (); }
+    /// #     impl iced_native::Renderer for Renderer { type Output = (); }
     /// #
     /// #     impl iced_native::column::Renderer for Renderer {
     /// #         fn draw<Message>(
@@ -250,7 +250,7 @@ where
     /// #             _column: &iced_native::Column<'_, Message, Self>,
     /// #             _layout: iced_native::Layout<'_>,
     /// #             _cursor_position: iced_native::Point,
-    /// #         ) -> Self::Primitive {
+    /// #         ) -> Self::Output {
     /// #             ()
     /// #         }
     /// #     }
@@ -296,7 +296,7 @@ where
     ///     // Flush rendering operations...
     /// }
     /// ```
-    pub fn draw(&self, renderer: &mut Renderer) -> Renderer::Primitive {
+    pub fn draw(&self, renderer: &mut Renderer) -> Renderer::Output {
         self.root.widget.draw(
             renderer,
             Layout::new(&self.layout),

native/src/widget.rs

@@ -77,7 +77,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive;
+    ) -> Renderer::Output;
 
     /// Computes the _layout_ hash of the [`Widget`].
     ///

native/src/widget/button.rs

@@ -67,7 +67,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -100,7 +100,7 @@ pub trait Renderer: crate::Renderer + Sized {
         button: &Button<'_, Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Button<'a, Message, Renderer>>

native/src/widget/checkbox.rs

@@ -43,7 +43,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -80,7 +80,7 @@ pub trait Renderer: crate::Renderer {
         checkbox: &Checkbox<Message>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Checkbox<Message>>

native/src/widget/column.rs

@@ -70,7 +70,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -97,7 +97,7 @@ pub trait Renderer: crate::Renderer + Sized {
         row: &Column<'_, Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Column<'a, Message, Renderer>>

native/src/widget/image.rs

@@ -20,7 +20,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         _cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout)
     }
 
@@ -50,8 +50,7 @@ pub trait Renderer<I>: crate::Renderer {
     /// Draws an [`Image`].
     ///
     /// [`Image`]: struct.Image.html
-    fn draw(&mut self, image: &Image<I>, layout: Layout<'_>)
-        -> Self::Primitive;
+    fn draw(&mut self, image: &Image<I>, layout: Layout<'_>) -> Self::Output;
 }
 
 impl<'a, I, Message, Renderer> From<Image<I>> for Element<'a, Message, Renderer>

native/src/widget/radio.rs

@@ -40,7 +40,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -77,7 +77,7 @@ pub trait Renderer: crate::Renderer {
         radio: &Radio<Message>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Radio<Message>>

native/src/widget/row.rs

@@ -70,7 +70,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -98,7 +98,7 @@ pub trait Renderer: crate::Renderer + Sized {
         row: &Row<'_, Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Row<'a, Message, Renderer>>

native/src/widget/slider.rs

@@ -71,7 +71,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout, cursor_position)
     }
 
@@ -111,7 +111,7 @@ pub trait Renderer: crate::Renderer {
         slider: &Slider<'_, Message>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive;
+    ) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Slider<'a, Message>>

native/src/widget/text.rs

@@ -18,7 +18,7 @@ where
         renderer: &mut Renderer,
         layout: Layout<'_>,
         _cursor_position: Point,
-    ) -> Renderer::Primitive {
+    ) -> Renderer::Output {
         renderer.draw(&self, layout)
     }
 
@@ -64,7 +64,7 @@ pub trait Renderer: crate::Renderer {
     /// [`Text`]: struct.Text.html
     /// [`HorizontalAlignment`]: enum.HorizontalAlignment.html
     /// [`VerticalAlignment`]: enum.VerticalAlignment.html
-    fn draw(&mut self, text: &Text, layout: Layout<'_>) -> Self::Primitive;
+    fn draw(&mut self, text: &Text, layout: Layout<'_>) -> Self::Output;
 }
 
 impl<'a, Message, Renderer> From<Text> for Element<'a, Message, Renderer>

wgpu/src/renderer.rs

@@ -100,8 +100,8 @@ impl Renderer {
 
     fn draw(
         &mut self,
-        target: &mut Target,
         primitive: &Primitive,
+        target: &mut Target,
     ) -> MouseCursor {
         log::debug!("Drawing");
 
@@ -154,6 +154,7 @@ impl Renderer {
 
         MouseCursor::OutOfBounds
     }
+
     fn draw_primitive(&mut self, primitive: &Primitive) {
         match primitive {
             Primitive::None => {}
@@ -243,7 +244,7 @@ impl Renderer {
 
 impl iced_native::Renderer for Renderer {
     // TODO: Add `MouseCursor` here (?)
-    type Primitive = Primitive;
+    type Output = Primitive;
 }
 
 impl Windowed for Renderer {
@@ -259,10 +260,10 @@ impl Windowed for Renderer {
 
     fn draw(
         &mut self,
+        output: &Self::Output,
         target: &mut Target,
-        primitive: &Primitive,
     ) -> MouseCursor {
-        self.draw(target, primitive)
+        self.draw(output, target)
     }
 }
 
@@ -273,7 +274,7 @@ impl Debugger for Renderer {
         layout: Layout<'_>,
         cursor_position: Point,
         _color: Color,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         // TODO: Include a bordered box to display layout bounds
         widget.draw(self, layout, cursor_position)
     }

wgpu/src/renderer/button.rs

@@ -21,7 +21,7 @@ impl button::Renderer for Renderer {
         button: &Button<Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         let bounds = layout.bounds();
 
         Primitive::Group {

wgpu/src/renderer/checkbox.rs

@@ -11,7 +11,7 @@ impl checkbox::Renderer for Renderer {
         _checkbox: &Checkbox<Message>,
         _layout: Layout<'_>,
         _cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         // TODO
         Primitive::None
     }

wgpu/src/renderer/column.rs

@@ -7,7 +7,7 @@ impl column::Renderer for Renderer {
         column: &Column<'_, Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         Primitive::Group {
             primitives: column
                 .children

wgpu/src/renderer/image.rs

@@ -10,7 +10,7 @@ impl image::Renderer<&str> for Renderer {
         &mut self,
         _image: &Image<&str>,
         _layout: Layout<'_>,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         Primitive::None
     }
 }

wgpu/src/renderer/radio.rs

@@ -11,7 +11,7 @@ impl radio::Renderer for Renderer {
         _radio: &Radio<Message>,
         _layout: Layout<'_>,
         _cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         Primitive::None
     }
 }

wgpu/src/renderer/row.rs

@@ -7,7 +7,7 @@ impl row::Renderer for Renderer {
         row: &Row<'_, Message, Self>,
         layout: Layout<'_>,
         cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         Primitive::Group {
             primitives: row
                 .children

wgpu/src/renderer/slider.rs

@@ -11,7 +11,7 @@ impl slider::Renderer for Renderer {
         _slider: &Slider<Message>,
         _layout: Layout<'_>,
         _cursor_position: Point,
-    ) -> Self::Primitive {
+    ) -> Self::Output {
         Primitive::None
     }
 }

wgpu/src/renderer/text.rs

@@ -67,7 +67,7 @@ impl text::Renderer for Renderer {
         })
     }
 
-    fn draw(&mut self, text: &Text, layout: Layout<'_>) -> Self::Primitive {
+    fn draw(&mut self, text: &Text, layout: Layout<'_>) -> Self::Output {
         Primitive::Text {
             content: text.content.clone(),
             size: f32::from(text.size.unwrap_or(20)),

winit/src/application.rs

@@ -100,7 +100,7 @@ pub trait Application {
                     size = new_size;
                 }
 
-                let new_mouse_cursor = renderer.draw(&mut target, &primitive);
+                let new_mouse_cursor = renderer.draw(&primitive, &mut target);
 
                 if new_mouse_cursor != mouse_cursor {
                     window.set_cursor_icon(conversion::mouse_cursor(