Add PointLike conversion for Transform.

src/core.rs

@@ -347,6 +347,16 @@ pub trait PointLike {
     }
 }
 
+impl PointLike for Transform {
+    fn x(&self) -> f32 {
+        self.translation.x
+    }
+
+    fn y(&self) -> f32 {
+        self.translation.y
+    }
+}
+
 impl PointLike for (i32, i32) {
     fn x(&self) -> f32 {
         self.0 as f32