From 4030326a352c365a282980aa2a37d549f4b659ae Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=A9ctor=20Ram=C3=B3n=20Jim=C3=A9nez?=
 <hector0193@gmail.com>
Date: Thu, 16 Jul 2020 18:18:36 +0200
Subject: [PATCH] Handle `ScaleFactorChanged` in `iced_winit`

---
 winit/src/application.rs | 12 ++++++++++++
 winit/src/conversion.rs  |  8 ++++++++
 2 files changed, 20 insertions(+)

diff --git a/winit/src/application.rs b/winit/src/application.rs
index 5b93c8af..1fa282a1 100644
--- a/winit/src/application.rs
+++ b/winit/src/application.rs
@@ -360,6 +360,18 @@ pub fn handle_window_event(
             );
             *resized = true;
         }
+        WindowEvent::ScaleFactorChanged {
+            scale_factor: new_scale_factor,
+            new_inner_size,
+        } => {
+            let size = Size::new(new_inner_size.width, new_inner_size.height);
+
+            *viewport = Viewport::with_physical_size(
+                size,
+                new_scale_factor * scale_factor,
+            );
+            *resized = true;
+        }
         WindowEvent::CloseRequested => {
             *control_flow = ControlFlow::Exit;
         }
diff --git a/winit/src/conversion.rs b/winit/src/conversion.rs
index cfa76e88..3a8f54f5 100644
--- a/winit/src/conversion.rs
+++ b/winit/src/conversion.rs
@@ -24,6 +24,14 @@ pub fn window_event(
                 height: logical_size.height,
             }))
         }
+        WindowEvent::ScaleFactorChanged { new_inner_size, .. } => {
+            let logical_size = new_inner_size.to_logical(scale_factor);
+
+            Some(Event::Window(window::Event::Resized {
+                width: logical_size.width,
+                height: logical_size.height,
+            }))
+        }
         WindowEvent::CursorMoved { position, .. } => {
             let position = position.to_logical::<f64>(scale_factor);