Added isWithin Function to Vector2

src/main/java/pacmanGame/Vector2.java

@@ -29,6 +29,14 @@ public class Vector2 {
 				);
 	}
 	
+	public boolean isWithin(Vector2 area) {
+		return this.x < area.x &&
+				this.y < area.y &&
+				this.x >= 0 &&
+				this.y >= 0
+				;
+	}
+	
 	public Vector2 Clone() {
 		return new Vector2(this.x, this.y);
 	}