* Returns default {@linkplain #defaultCollisionShape collision shape}, can
* be used along with collision manager.
*/
public CollisionShape getDefaultCollisionShape() {
if (this.defaultCollisionShape == null) {
this.defaultCollisionShape = new CollisionRect();
}
this.defaultCollisionShape.setBounds(this.getX(), this.getY(), this
.getWidth(), this.getHeight());