public void setBottomY(int bottomY) {
   this.bottomY = verticalL.fullCheck(bottomY);
 }
 public void setBackAngle(int backAngle) {
   this.backAngle = angleL.fullCheck(backAngle);
 }
 public void setBottomX(int bottomX) {
   this.bottomX = horizontalL.fullCheck(bottomX);
 }