package boebot; public class FysiekeIndicator{ private Led led1; private Led led2; private Speaker speaker1; public FysiekeIndicator(){ led1 = new Led(1); led2 = new Led(10); speaker1 = new Speaker(3); } public void setLed1(boolean state){ led1.setState(state); } public void setLed2(boolean state){ led1.setState(state); } public void playSound(int frequency, int duration){ speaker1.playSound(frequency, duration); } }