+ enum PointComponent { C_X = 0,
+ C_Y = 1,
+ };
+
+ /// Allows to set expression (text) as invalid (by the parameters listener)
+ GEOMDATAAPI_EXPORT virtual void setExpressionInvalid(int theComponent, const bool theFlag) = 0;
+
+ /// Returns true if text is invalid
+ GEOMDATAAPI_EXPORT virtual bool expressionInvalid(int theComponent) = 0;
+
+ /// Appends the delta values to point
+ GEOMDATAAPI_EXPORT void move(const double theDeltaX, const double theDeltaY);