From f064f0482b653a1fbee4afbddcecf91e3a399004 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Thu, 16 Apr 2020 13:22:00 +0200
Subject: Introduce `Layer` trait

---
 native/src/renderer.rs | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'native/src/renderer.rs')

diff --git a/native/src/renderer.rs b/native/src/renderer.rs
index a16df72b..29a091a4 100644
--- a/native/src/renderer.rs
+++ b/native/src/renderer.rs
@@ -25,7 +25,7 @@ mod null;
 #[cfg(debug_assertions)]
 pub use null::Null;
 
-use crate::{layout, Element};
+use crate::{layout, Element, Rectangle};
 
 /// A component that can take the state of a user interface and produce an
 /// output for its users.
@@ -56,4 +56,11 @@ pub trait Renderer: Sized {
     ) -> layout::Node {
         element.layout(self, limits)
     }
+
+    fn overlay(
+        &mut self,
+        base: Self::Output,
+        overlay: Self::Output,
+        overlay_bounds: Rectangle,
+    ) -> Self::Output;
 }
-- 
cgit