Raccoon walks around badly

src/engine/datatypes.ts

@@ -82,6 +82,20 @@ export class Size {
   }
 }
 
+export class Rect {
+  readonly top: Point;
+  readonly size: Size;
+
+  constructor(top: Point, size: Size) {
+    this.top = top;
+    this.size = size;
+  }
+
+  contains(other: Point) {
+    return (other.x >= this.top.x && other.y >= this.top.y && other.x < this.top.x + this.size.w && other.y < this.top.y + this.size.h);
+  }
+}
+
 export class Grid<T> {
   readonly size: Size;
   #data: T[][];