1 files changed, 20 insertions, 3 deletions
diff --git a/graphics/src/window/compositor.rs b/graphics/src/compositor.rs
index db4ba45d..f7b86045 100644
--- a/graphics/src/window/compositor.rs
+++ b/graphics/src/compositor.rs
@@ -1,6 +1,8 @@
 //! A compositor is responsible for initializing a renderer and managing window
 //! surfaces.
-use crate::{Color, Error, Viewport};
+use crate::{Error, Viewport};
+
+use iced_core::Color;
 
 use raw_window_handle::{HasRawDisplayHandle, HasRawWindowHandle};
 use thiserror::Error;
@@ -11,7 +13,7 @@ pub trait Compositor: Sized {
     type Settings: Default;
 
     /// The iced renderer of the backend.
-    type Renderer: iced_native::Renderer;
+    type Renderer: iced_core::Renderer;
 
     /// The surface of the backend.
     type Surface;
@@ -28,6 +30,8 @@ pub trait Compositor: Sized {
     fn create_surface<W: HasRawWindowHandle + HasRawDisplayHandle>(
         &mut self,
         window: &W,
+        width: u32,
+        height: u32,
     ) -> Self::Surface;
 
     /// Configures a new [`Surface`] with the given dimensions.
@@ -55,6 +59,19 @@ pub trait Compositor: Sized {
         background_color: Color,
         overlay: &[T],
     ) -> Result<(), SurfaceError>;
+
+    /// Screenshots the current [`Renderer`] primitives to an offscreen texture, and returns the bytes of
+    /// the texture ordered as `RGBA` in the sRGB color space.
+    ///
+    /// [`Renderer`]: Self::Renderer;
+    fn screenshot<T: AsRef<str>>(
+        &mut self,
+        renderer: &mut Self::Renderer,
+        surface: &mut Self::Surface,
+        viewport: &Viewport,
+        background_color: Color,
+        overlay: &[T],
+    ) -> Vec<u8>;
 }
 
 /// Result of an unsuccessful call to [`Compositor::present`].
@@ -78,7 +95,7 @@ pub enum SurfaceError {
     OutOfMemory,
 }
 
-/// Contains informations about the graphics (e.g. graphics adapter, graphics backend).
+/// Contains information about the graphics (e.g. graphics adapter, graphics backend).
 #[derive(Debug)]
 pub struct Information {
     /// Contains the graphics adapter.