code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.TILE_POSITION__XOFFSET:
  				return XOFFSET_EDEFAULT == null ? xoffset != null : !XOFFSET_EDEFAULT.equals(xoffset);
  			case AfplibPackage.TILE_POSITION__YOFFSET:
  				return YOFFSET_EDEFAULT == null ? yoffset != null : !YOFFSET_EDEFAULT.equals(yoffset);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated