public Rectangle2D createUnion(Rectangle2D r) {
if (r instanceof Rectangle) {
return union((Rectangle) r);
}
Rectangle2D dest = new Rectangle2D.Double();
Rectangle2D.union(this, r, dest);
return dest;
}
public Rectangle2D createIntersection(Rectangle2D r) {
if (r instanceof Rectangle) {
return intersection((Rectangle) r);
}
Rectangle2D dest = new Rectangle2D.Double();
Rectangle2D.intersect(this, r, dest);
return dest;
}