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!include once #1015415 // GrabbedImage

sclass OCRRecognizeAndTeach {
  BufferedImage img;
  ImageSurface is;
  L<Rect> rects; // use these if not null, otherwise auto-segment
  L<RecognizedText> texts;
  ReliableSingleThread rst = new(r { reRecognize() });
  
  *() {}
  *(BufferedImage img) { go(img); }
  
  void go(BufferedImage img, L<Rect> rects) {
    this.rects = rects;
    go(img);
  }
  
  void go(BufferedImage img) {
    print("Recognizing");
    this.img = img;
    texts = rec();
    is = showImageWithRecognizedTexts(img, null, texts);
    showImageWithRecognizedTexts_makeTeachable2(img, is, texts, simpleRecognizer(), rTrigger(rst));
  }
  
  L<RecognizedText> rec() {
    time "OCR" {
      ret rects != null
        ? ocr_recognizeMultiLine_scored(new BWImage(img), simpleRecognizer(), rects)
        : ocr_recognizeMultiLine_scored(img);
    }
  }
  
  void reRecognize {
    print("Re-recognizing...");
    temp tempDisposeWindow(smallLoadingAnim());
    replaceCollection(texts, rec());
    is.repaint();
    print("Done");
  }
  
  void cleanMeUp {
    if (rst != null) rst.cancel();
    disposeWindow(is);
    is = null;
  }
}