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28 
29 #ifndef POLYGON_H
30 #define POLYGON_H
31 
32 #include <list>
33 #include "point.h"
34 
35 #include "libsamplemacros.h"
36 
37 class LIBSAMPLE_API Polygon
38 {
39 public:
40     using PointList = std::list<Point>;
41 
Polygon()42     Polygon() {}
43     Polygon(double x, double y);
44     Polygon(Point point);
45     Polygon(PointList points);
~Polygon()46     ~Polygon() {}
47 
48     void addPoint(Point point);
49 
points()50     inline const PointList& points() const { return m_points; }
51 
52     // This method intentionally receives and returns copies of a Polygon object.
53     static Polygon doublePolygonScale(Polygon polygon);
54 
55     // This method invalidates the argument to be used for Polygon(Point) implicit conversion.
56     static void stealOwnershipFromPython(Point* point);
57 
58     // This method invalidates the argument to be used in a call to doublePolygonScale(Polygon).
59     static void stealOwnershipFromPython(Polygon* polygon);
60 
61 private:
62     PointList m_points;
63 };
64 
65 #endif // POLYGON_H
66 
67