#ifndef EXTRUDE_H
#define EXTRUDE_H EXTRUDE_H

#include <vector>

#include "util/Polygon.h"
#include "Shape.h"

class Extrude : public Shape
{
    public:
        Extrude();
        IntersectionList intersect(refptr<Shape> _this, const Ray & ray);
        void addPolygon(refptr<Polygon> polygon);
        void addOffset(double distance,
                const Vector & scale, const Vector & shift);
        class Offset
        {
            public:
                Offset(double d, const Vector & s, const Vector & p)
                    : distance(d), scale(s), shift(p)
                {
                }
                double distance;
                Vector scale;
                Vector shift;
        };

    protected:
        std::vector< refptr<Polygon> > m_polygons;
        std::vector<Offset> m_offsets;
};

#endif