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Hi

I have a list of   General_Polygons I want to convert to
Polygon_with_holes  ,, I have tried a lot of things without luck
,,,,how to ?



I just want to Join them  using

Polygon_set pgnset;

pgnset.join(ph.begin(),ph.end());

typedef below.

Best regards
kim

typedef Traits::Curve_2                               Curve;
typedef Traits::X_monotone_curve_2                    XCurve;
typedef Traits::Point_2                               Circular_point_2;
typedef Traits::Polygon_2                             Polygon_2;
typedef CGAL::General_polygon_2<Traits>               General_Polygon;
typedef CGAL::General_polygon_2<Traits>               P2;
typedef CGAL::General_polygon_with_holes_2<Polygon_2> Polygon_with_holes;
typedef CGAL::General_polygon_set_2<Traits>           Polygon_set;