private void setData() {
    data[0][0] = BRIGHTNESS;
    data[1][0] = CONTRAST;
    data[2][0] = ALPHA;
    data[0][1] = String.valueOf(getGrayFilterProperty(BRIGHTNESS));
    data[1][1] = String.valueOf(getGrayFilterProperty(CONTRAST));
    data[2][1] = String.valueOf(getGrayFilterProperty(ALPHA));
  }
private void setData()