2 files changed, 53 insertions, 0 deletions
diff --git a/core/src/lib.rs b/core/src/lib.rs
index 3cbce743..ea5e8b43 100644
--- a/core/src/lib.rs
+++ b/core/src/lib.rs
@@ -22,6 +22,7 @@ mod font;
 mod length;
 mod point;
 mod rectangle;
+mod size;
 mod vector;
 
 pub use align::{Align, HorizontalAlignment, VerticalAlignment};
@@ -31,4 +32,5 @@ pub use font::Font;
 pub use length::Length;
 pub use point::Point;
 pub use rectangle::Rectangle;
+pub use size::Size;
 pub use vector::Vector;
diff --git a/core/src/size.rs b/core/src/size.rs
new file mode 100644
index 00000000..389b3247
--- /dev/null
+++ b/core/src/size.rs
@@ -0,0 +1,51 @@
+use std::f32;
+
+/// An amount of space in 2 dimensions.
+#[derive(Debug, Clone, Copy, PartialEq)]
+pub struct Size {
+    /// The width.
+    pub width: f32,
+    /// The height.
+    pub height: f32,
+}
+
+impl Size {
+    /// A [`Size`] with zero width and height.
+    ///
+    /// [`Size`]: struct.Size.html
+    pub const ZERO: Size = Size::new(0., 0.);
+
+    /// A [`Size`] with infinite width and height.
+    ///
+    /// [`Size`]: struct.Size.html
+    pub const INFINITY: Size = Size::new(f32::INFINITY, f32::INFINITY);
+
+    /// A [`Size`] of infinite width and height.
+    ///
+    /// [`Size`]: struct.Size.html
+    pub const fn new(width: f32, height: f32) -> Self {
+        Size { width, height }
+    }
+
+    /// Increments the [`Size`] to account for the given padding.
+    ///
+    /// [`Size`]: struct.Size.html
+    pub fn pad(&self, padding: f32) -> Self {
+        Size {
+            width: self.width + padding * 2.0,
+            height: self.height + padding * 2.0,
+        }
+    }
+}
+
+impl From<[f32; 2]> for Size {
+    fn from([width, height]: [f32; 2]) -> Self {
+        Size { width, height }
+    }
+}
+
+impl From<[u16; 2]> for Size {
+    fn from([width, height]: [u16; 2]) -> Self {
+        Size::new(width.into(), height.into())
+    }
+}