polygon.h

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#ifndef POLYGON_H_
#define POLYGON_H_
 
#include <sstream>
 
#ifndef DEG_TO_RAD
#define DEG_TO_RAD 0.0174532925
#endif
 
namespace swri_geometry_util
{
  //structure for defining the vertices of a polygon
  typedef struct
  {
    //vertices
    double *x;
    double *y;
  }PolygonD;
 
  typedef struct
  {
    //vertex
    double x;
    double y;
  }Vertex;
 
  class Polygon{
  public:
 
    Polygon();
    Polygon(const Polygon & other);
    Polygon & operator= (const Polygon & other);
 
    Polygon(double Xs[], double Ys[], int numVertx);
 
    bool VertexInPolygon(Vertex vertex);
 
    double* GetXVerticies();
 
    double* GetYVerticies();
 
    double GetXVerticie(int num);
 
    double GetYVerticie(int num);
 
    int GetNumVerticies();
 
    bool LineOverlapsPolygon(Vertex start, Vertex end);
 
    ~Polygon();
 
  private:
 
    Vertex FindLineIntersectLine(Vertex start1, Vertex end1, Vertex start2,
        Vertex end2);
 
    PolygonD _shape;  //list of polygon vertices
    int _nvert;   //number of vertices in this polygon
  };
}  // end namespace swri_geometry_util
#endif /* POLYGON_H_ */