public void XRRenderRectangles(XRSurfaceData dst, GrowableRectArray rects) {
   if (xorEnabled) {
     con.GCRectangles(dst.getXid(), dst.getGC(), rects);
   } else {
     con.renderRectangles(dst.getPicture(), compRule, solidColor, rects);
   }
 }