Handle zero width or height (#315)

* Avoid resizing when width or height is zero
maplibre · Aug 5, 2024 · c3201f7 · c3201f7
1 parent 3dcec8f
commit c3201f7
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/maplibre-winit/src/lib.rs b/maplibre-winit/src/lib.rs
@@ -156,10 +156,12 @@ impl<ET: 'static + PartialEq + Debug> EventLoop<ET> for WinitEventLoop<ET> {
                                     ..
                                 } =>  window_target.exit(),
                                 WindowEvent::Resized(winit::dpi::PhysicalSize { width, height}) => {
-                                    if let Ok(map_context) = map.context_mut() {
-                                        let size = PhysicalSize::new(*width, *height).expect("window values should not be zero");
-                                        map_context.resize(size, scale_factor);
-                                        map.window().request_redraw();
+                                    // If height or width is zero, skip this resize event. This happens on Windows when minimizing the window.
+                                    if let Some(size) = PhysicalSize::new(*width, *height) {
+                                        if let Ok(map_context) = map.context_mut() {
+                                            map_context.resize(size, scale_factor);
+                                            map.window().request_redraw();
+                                        }
                                     }
                                 }
                                 WindowEvent::ScaleFactorChanged { inner_size_writer, scale_factor: new_scale_factor } => {