public static GDItemDataType AddFlag(this GDItemDataType current, GDItemDataType value) { return(current | value); }
public static GDItemDataType RemoveFlag(this GDItemDataType current, GDItemDataType value) { return(current & ~value); }
public static bool IsFlagSet(this GDItemDataType current, GDItemDataType value) { return((current & value) != 0); }