From d328b07b3937c968fc8139f0b5c61903ebb893e7 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Tue, 18 Aug 2020 03:37:32 +0200
Subject: Introduce `viewport` to `Widget::draw`

This should eventually allow us to only generate primitives that are
visible.
---
 native/src/widget/container.rs | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'native/src/widget/container.rs')

diff --git a/native/src/widget/container.rs b/native/src/widget/container.rs
index b8316e62..5b04d699 100644
--- a/native/src/widget/container.rs
+++ b/native/src/widget/container.rs
@@ -191,11 +191,13 @@ where
         defaults: &Renderer::Defaults,
         layout: Layout<'_>,
         cursor_position: Point,
+        viewport: &Rectangle,
     ) -> Renderer::Output {
         renderer.draw(
             defaults,
             layout.bounds(),
             cursor_position,
+            viewport,
             &self.style,
             &self.content,
             layout.children().next().unwrap(),
@@ -242,6 +244,7 @@ pub trait Renderer: crate::Renderer {
         defaults: &Self::Defaults,
         bounds: Rectangle,
         cursor_position: Point,
+        viewport: &Rectangle,
         style: &Self::Style,
         content: &Element<'_, Message, Self>,
         content_layout: Layout<'_>,
-- 
cgit