⚠️ Rename Rounding to CornerRadius (#5673)

Breaking change!

* `Rounding` -> `CornerRadius`
* `rounding` -> `corner_radius`

This is to:
* Clarify
* Conform to other systems (e.g. Figma)
* Avoid confusion with `GuiRounding`

crates/egui_demo_lib/src/demo/frame_demo.rs

@@ -10,7 +10,7 @@ impl Default for FrameDemo {
             frame: egui::Frame::new()
                 .inner_margin(12)
                 .outer_margin(24)
-                .rounding(14)
+                .corner_radius(14)
                 .shadow(egui::Shadow {
                     offset: [8, 12],
                     blur: 16,
@@ -56,7 +56,7 @@ impl crate::View for FrameDemo {
                 // We want to paint a background around the outer margin of the demonstration frame, so we use another frame around it:
                 egui::Frame::default()
                     .stroke(ui.visuals().widgets.noninteractive.bg_stroke)
-                    .rounding(ui.visuals().widgets.noninteractive.rounding)
+                    .corner_radius(ui.visuals().widgets.noninteractive.corner_radius)
                     .show(ui, |ui| {
                         self.frame.show(ui, |ui| {
                             ui.style_mut().wrap_mode = Some(egui::TextWrapMode::Extend);

crates/egui_demo_lib/src/demo/misc_demo_window.rs

@@ -358,7 +358,7 @@ impl ColorWidgets {
 #[cfg_attr(feature = "serde", serde(default))]
 struct BoxPainting {
     size: Vec2,
-    rounding: f32,
+    corner_radius: f32,
     stroke_width: f32,
     num_boxes: usize,
 }
@@ -367,7 +367,7 @@ impl Default for BoxPainting {
     fn default() -> Self {
         Self {
             size: vec2(64.0, 32.0),
-            rounding: 5.0,
+            corner_radius: 5.0,
             stroke_width: 2.0,
             num_boxes: 1,
         }
@@ -378,7 +378,7 @@ impl BoxPainting {
     pub fn ui(&mut self, ui: &mut Ui) {
         ui.add(Slider::new(&mut self.size.x, 0.0..=500.0).text("width"));
         ui.add(Slider::new(&mut self.size.y, 0.0..=500.0).text("height"));
-        ui.add(Slider::new(&mut self.rounding, 0.0..=50.0).text("rounding"));
+        ui.add(Slider::new(&mut self.corner_radius, 0.0..=50.0).text("corner_radius"));
         ui.add(Slider::new(&mut self.stroke_width, 0.0..=10.0).text("stroke_width"));
         ui.add(Slider::new(&mut self.num_boxes, 0..=8).text("num_boxes"));
 
@@ -387,7 +387,7 @@ impl BoxPainting {
                 let (rect, _response) = ui.allocate_at_least(self.size, Sense::hover());
                 ui.painter().rect(
                     rect,
-                    self.rounding,
+                    self.corner_radius,
                     ui.visuals().text_color().gamma_multiply(0.5),
                     Stroke::new(self.stroke_width, Color32::WHITE),
                     egui::StrokeKind::Inside,

crates/egui_demo_lib/src/demo/tests/tessellation_test.rs

@@ -271,7 +271,7 @@ fn rect_shape_ui(ui: &mut egui::Ui, shape: &mut RectShape) {
 
     let RectShape {
         rect,
-        rounding,
+        corner_radius,
         fill,
         stroke,
         stroke_kind,
@@ -304,8 +304,8 @@ fn rect_shape_ui(ui: &mut egui::Ui, shape: &mut RectShape) {
             });
             ui.end_row();
 
-            ui.label("Rounding");
-            ui.add(rounding);
+            ui.label("Corner radius");
+            ui.add(corner_radius);
             ui.end_row();
 
             ui.label("Fill");

crates/egui_demo_lib/tests/snapshots/demos/Frame.png

@@ -1,3 +1,3 @@
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-oid sha256:f90f94a842a1d0f1386c3cdd28e60e6ad6efe968f510a11bde418b5bc70a81d2
-size 23897
+oid sha256:244d539111e994a4ed2aa95a2b4d0ff12b948e21843c8a1dddcf54cbb388f1aa
+size 24280

crates/egui_demo_lib/tests/snapshots/tessellation_test/Blurred stroke.png

@@ -1,3 +1,3 @@
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-oid sha256:c39868f184364555ae90fbfc035aa668f61189be7aeee6bec4e45a8de438ad8e
-size 87661
+oid sha256:daa5ec4ddd2f983c4b9f2b0a73c973f58abcb186fbd0d68a9fd0ce7173e5d4e7
+size 88031

crates/egui_demo_lib/tests/snapshots/tessellation_test/Blurred.png

@@ -1,3 +1,3 @@
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-oid sha256:dd029fdc49e6d4078337472c39b9d58bf69073c1b7750c6dd1b7ccd450d52395
-size 119869
+oid sha256:c09af9c7f4297e2d5b2305366ed57b3203807ca2426314acdf836e25f154d8eb
+size 120244

crates/egui_demo_lib/tests/snapshots/tessellation_test/Minimal rounding.png

@@ -1,3 +1,3 @@
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-oid sha256:e698ba12efd129099877248f9630ba983d683e1b495b2523ed3569989341e905
-size 51735
+oid sha256:f621bcf7c8fd18156bef2428ab3b9994e6a4d475ae589eb734d50f9a4f3383bd
+size 52101

crates/egui_demo_lib/tests/snapshots/tessellation_test/Normal.png

@@ -1,3 +1,3 @@
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-oid sha256:18b81b5cd88372b65b1ecc62e9a5e894960279310b05a1bd5c8df5bffa244ad0
-size 54922
+oid sha256:f1476e105a3e9c1ff7b2f4a82481462795e4708e3fcf6d495a042faae537184e
+size 55298

crates/egui_demo_lib/tests/snapshots/tessellation_test/Thick stroke, minimal rounding.png

@@ -1,3 +1,3 @@
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-oid sha256:bf5df173431d330e4b6045a72227c2bb7613ec98c63f013ea899a3a57cd6617a
-size 55522
+oid sha256:695a731d9e302db2c5b7f4a0ef44794cf55eb0be093c070b8ffaeb28121569bc
+size 55888

crates/egui_demo_lib/tests/snapshots/tessellation_test/Thin filled.png

@@ -1,3 +1,3 @@
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-oid sha256:987c162842a08271e833c41a55573d9f30cf045bf7ca3cb03e81d0cc13d5a16e
-size 36763
+oid sha256:854c12c69b31c0c82a9596d167772e00d7a051600e4151535e2cec04491e57a6
+size 37139

crates/egui_demo_lib/tests/snapshots/tessellation_test/Thin stroked.png

@@ -1,3 +1,3 @@
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-oid sha256:8c5c3055cd190823a4204aa6f23362a88bc5ab5ed5453d9be1b6077dded6cd54
-size 36809
+oid sha256:1aacb27847c2e942d56d60e4b72797d93f7265a6effe4e47437e1314e6477e6f
+size 37184