#include <memory>
class ModelAPI_AttributeDocRef;
+class ModelAPI_AttributeDouble;
/**\class ModelAPI_Object
* \ingroup DataModel
/// Returns the attribute that references to another document
virtual std::shared_ptr<ModelAPI_AttributeDocRef> docRef(const std::string theID) = 0;
+ /// Returns the attribute that contains real value with double precision
+ virtual std::shared_ptr<ModelAPI_AttributeDouble> real(const std::string theID) = 0;
/// Initializes object by the attributes: must be called just after the object is created
/// for each attribute of the object