!7

module WebCamFaceFinder > DynImageSurface {
  transient BufferedImage lastImage;
  FaceFinderByPictures1 finder;
  bool overlay, useFullFinder;
  transient ReliableSingleThread rstUpdateImage = dm_rst(this, r updateImage);

  S switchableFields() { ret 'useFullFinder; } // still need to reload after switching

  start {
    if (finder == null)
      finder = unstructFileOpt(javaxDataDir(
        useFullFinder
          ? "Face Finder/full-finder.struct"
          : "Face Finder/smallest-finder-over-95.struct"
      ));
    if (finder == null)
      finder = defaultFaceFinderByPictures();
    doEvery(100, rstUpdateImage);
  }
  
  visualize {
    JComponent c = super.visualize();
    imageSurface_pixelated(imageSurface);
    //set flag bindCheckBoxToLiveValue_debug.
    //set flag dm_fieldLiveValue_debug.
    ret withCenteredButtons(c, jLiveValueCheckBox("Overlay", dm_fieldLiveValue('overlay)));
  }
  
  void updateImage enter {
    if (imageSurface == null) ret;
    final BufferedImage img = dm_webCamImage();
    temp tempAfterwards(r { lastImage = img });
    if (img == null || img == lastImage) ret;
    FoundImgPlus<RGBImage> found = finder.getPlus(RGBImage(img));
    setSelection(foundImgToRect(found));
    if (overlay) {
      BufferedImage img2 = cloneBufferedImage(img);
      if (found != null)
        //fillRect(img2, found.r, Color.white);
        drawScaledPixelatedImage(img2, toBufferedImage(found.data), found.r);
      setImage(img2);
    } else
      setImage(img);
  }
}