!7

sclass Screenshot {
  LongRange timeTaken; // (timestamp start shooting, timestamp end shooting)
  long processingDone; // timestamp
  int screenNr;
  Rect screenRect; // can be null (=whole screen)
  BufferedImage image;
  IntegralImage integralImage;
}

cmodule StreamOfScreenshots > DynFlexibleRateTimerAndEnabled {
  transient Screenshot lastScreenshot;
  bool makeIntegralImage = true;
  
  start {
    timer.setRunnableAndStart(r takeScreenshot);
  }
  
  void takeScreenshot enter {
    if (!enabled) ret with lastScreenshot = null;
    new Screenshot ss;
    long timeTaken = now();
    ss.image = shootScreen2();
    ss.timeTaken = longRange(timeTaken, now());
    if (makeIntegralImage)
      ss.integralImage = IntegralImage(ss.image);
    ss.processingDone = now();
    print("Screenshot taken in " + ss.timeTaken.length() + " ms, integral image made in " + (ss.processingDone-ss.timeTaken.end) + " ms");
    lastScreenshot = ss;
    vmBus_send newScreenshotInStream(this, ss);
  }
}