code: public EClass getBeginTransparencyMask() {
  		if (beginTransparencyMaskEClass == null) {
  			beginTransparencyMaskEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(383);
  		}
  		return beginTransparencyMaskEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated