Decouple iced from coffee

src/rectangle.rs

@@ -0,0 +1,30 @@
+use crate::Point;
+
+/// A generic rectangle.
+#[derive(Debug, PartialEq, Eq, Copy, Clone)]
+pub struct Rectangle<T> {
+    /// X coordinate of the top-left corner.
+    pub x: T,
+
+    /// Y coordinate of the top-left corner.
+    pub y: T,
+
+    /// Width of the rectangle.
+    pub width: T,
+
+    /// Height of the rectangle.
+    pub height: T,
+}
+
+impl Rectangle<f32> {
+    /// Returns true if the given [`Point`] is contained in the [`Rectangle`].
+    ///
+    /// [`Point`]: type.Point.html
+    /// [`Rectangle`]: struct.Rectangle.html
+    pub fn contains(&self, point: Point) -> bool {
+        self.x <= point.x
+            && point.x <= self.x + self.width
+            && self.y <= point.y
+            && point.y <= self.y + self.height
+    }
+}