'Declaration

Public Property ProcessOnlyImageArea As Boolean

public bool ProcessOnlyImageArea { get; set; }

public: __property bool get_ProcessOnlyImageArea();
public: __property void set_ProcessOnlyImageArea(
   bool value
);

public:
property bool ProcessOnlyImageArea {
   bool get();
   void set(bool value);
}

true - visual tool will process only image area in image viewer;
false - visual tool will process visible area in image viewer.
Default value is true.