!7

module ImageSegmenter extends DynImageSurface {
  start {
    ownResource(vmBus_onMessage('newClipboardContents, voidfunc(fO o) {
      if (o cast BufferedImage) {
        temp enter();
        thread { setImage(new BWImage(o)); }
      }
    }));
  }
  
  BWImage getBWImage() { toBWImage(getImage()); }
  
  visualize {
    ret withCenteredButtons(super.visualize(),
      "Auto-contrast", rThread { if (hasImage()) setImage(bwAutoContrast(getBWImage())) });
  }
}