sclass PatchworkImage<A> extends WAndHBase is MakesBufferedImage {
  srecord Patch {
    Rect bounds;
    BufferedImage image;
    settable A userValue;
    
    *() {
    }
  }
  
  void addPatch(Pt etc p, BufferedImage image, A userValue) {
  }
  
  public BufferedImage getBufferedImage() {
  }
}