Display some statistics in game_of_life

examples/game_of_life/src/style.rs

@@ -6,6 +6,12 @@ const ACTIVE: Color = Color::from_rgb(
     0xDA as f32 / 255.0,
 );
 
+const DESTRUCTIVE: Color = Color::from_rgb(
+    0xC0 as f32 / 255.0,
+    0x47 as f32 / 255.0,
+    0x47 as f32 / 255.0,
+);
+
 const HOVERED: Color = Color::from_rgb(
     0x67 as f32 / 255.0,
     0x7B as f32 / 255.0,
@@ -55,6 +61,38 @@ impl button::StyleSheet for Button {
     }
 }
 
+pub struct Clear;
+
+impl button::StyleSheet for Clear {
+    fn active(&self) -> button::Style {
+        button::Style {
+            background: Some(Background::Color(DESTRUCTIVE)),
+            border_radius: 3,
+            text_color: Color::WHITE,
+            ..button::Style::default()
+        }
+    }
+
+    fn hovered(&self) -> button::Style {
+        button::Style {
+            background: Some(Background::Color(Color {
+                a: 0.5,
+                ..DESTRUCTIVE
+            })),
+            text_color: Color::WHITE,
+            ..self.active()
+        }
+    }
+
+    fn pressed(&self) -> button::Style {
+        button::Style {
+            border_width: 1,
+            border_color: Color::WHITE,
+            ..self.hovered()
+        }
+    }
+}
+
 pub struct Slider;
 
 impl slider::StyleSheet for Slider {