code: private void calculateAngles(final int HOUR, final int MINUTE, final int SECOND) {
          secondPointerAngle = SECOND * ANGLE_STEP;
          minutePointerAngle = MINUTE * ANGLE_STEP;
          hourPointerAngle = HOUR * ANGLE_STEP * 5 + (0.5) * minute;
      }
docs: <editor-fold defaultstate="collapsed" desc="Misc">