code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.GBIMG__XPOS:
  				return XPOS_EDEFAULT == null ? xpos != null : !XPOS_EDEFAULT.equals(xpos);
  			case AfplibPackage.GBIMG__YPOS:
  				return YPOS_EDEFAULT == null ? ypos != null : !YPOS_EDEFAULT.equals(ypos);
  			case AfplibPackage.GBIMG__FORMAT:
  				return FORMAT_EDEFAULT == null ? format != null : !FORMAT_EDEFAULT.equals(format);
  			case AfplibPackage.GBIMG__RES:
  				return RES_EDEFAULT == null ? res != null : !RES_EDEFAULT.equals(res);
  			case AfplibPackage.GBIMG__WIDTH:
  				return WIDTH_EDEFAULT == null ? width != null : !WIDTH_EDEFAULT.equals(width);
  			case AfplibPackage.GBIMG__HEIGHT:
  				return HEIGHT_EDEFAULT == null ? height != null : !HEIGHT_EDEFAULT.equals(height);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated