code: private String[] createDisplayedValues() {
          int steps = 1 + (int) Math.ceil((double) getRange() / (double) getStepSize());
          String[] values = new String[steps];
          int current = getMinNumber();
  
          for (int i = 0; i < steps; i++) {
              values[i] = String.valueOf(current);
              current = Math.min(current + getStepSize(), getMaxNumber());
          }
  
          return values;
      }
docs: Creates and returns an array, which contains the values of the {@link NumberPicker},
  depending on the current step size.
  
  @return The array, which has been creates, as a {@link String} array