private void printKoordinaten(){
		for (Iterator iter = pixelListe.iterator(); iter.hasNext();) {
			int[] element = (int[]) iter.next();
			System.out.println("print pixel: " + element[0] + "," + element[1]);
		}
	}


for (ListIterator iter = pixelListe.listIterator(); iter.hasNext() {
int[] pixel = (int[]) iter.next();
int zeile = pixel[0];
int spalte = pixel[1];
if (withinArray(zeile, spalte+1) && (bild[zeile][spalte+1] == black)){
int[] nextPixel = {zeile, spalte+1};
iter.add(nextPixel);counter++;
setWhite(zeile, spalte+1);
}
}