protected:
/// Objects are created for features automatically
ModelAPI_Data();
+
+ /// Returns true if "is in history" custom behaviors is defined for the feature
+ virtual bool isInHistory() = 0;
+
+ /// Defines the custom "is in history" behavior
+ virtual void setIsInHistory(const bool theFlag) = 0;
+
+ /// Returns true if object must be displayed in the viewer: flag is stored in the
+ /// data model, so on undo/redo, open/save or recreation of object by history-playing it keeps
+ /// the original state i nthe current transaction.
+ virtual bool isDisplayed() = 0;
+
+ /// Sets the displayed/hidden state of the object. If it is changed, sends the "redisplay"
+ /// signal.
+ virtual void setDisplayed(const bool theDisplay) = 0;
+
+ friend class ModelAPI_Object;
};
typedef std::shared_ptr<ModelAPI_Data> DataPtr;
