// Polygon& append(const double x, const double y, const Color& col);
virtual Polygon& centering(const Point &p);
- virtual Polygon& draw(Drawable &target = *Drawable::prime);
+ virtual Polygon& draw();
+ virtual Polygon& draw(Drawable &target);
virtual Polygon& draw(const Color& col, Drawable &target = *Drawable::prime);
virtual Polygon& draw(const Stroke& strk, Drawable &target = *Drawable::prime);
-\r
+
+ virtual Polygon& centering();\r
virtual Polygon& centering(const Figure& fig);
- virtual Polygon& centering(const Drawable &target = *Drawable::prime);
+ virtual Polygon& centering(const Drawable &target);
virtual Polygon& centering(const double x, const double y, const double z = 0);
virtual Polygon& shift(const double x, const double y, const double z = 0);\r