ImageOverlap.h

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#ifndef ImageOverlap_h
#define ImageOverlap_h

#include <vector>

#include <QString>

#include <geos/geom/MultiPolygon.h>

namespace Isis {

  class ImageOverlap {
    public:
      ImageOverlap();
      ImageOverlap(QString serialNumber, geos::geom::MultiPolygon &polygon);
      ImageOverlap(std::istream &inputStream);

      virtual ~ImageOverlap();

      // Set a new polygon
      virtual void SetPolygon(const geos::geom::MultiPolygon &polygon);
      virtual void SetPolygon(const geos::geom::MultiPolygon *polygon);

      // Add a serial number
      void Add(QString &sn);

      // Return the number of serial numbers in this overlap area
      int Size() const {
        return p_serialNumbers.size();
      };

      // Return the ith serial number
      QString operator[](int index) const {
        return p_serialNumbers[index];
      };

      // Return the polygon
      const geos::geom::MultiPolygon *Polygon() const {
        return p_polygon;
      };

      // Return the area of the polygon
      virtual double Area();

      // Compare the serial numbers with another ImageOverlap
      bool HasAnySameSerialNumber(ImageOverlap &other) const;

      // Does serial number exist in this ImageOverlap
      bool HasSerialNumber(QString &sn) const;

      void Write(std::ostream &outputStream);
    private:

      std::vector<QString> p_serialNumbers;
      geos::geom::MultiPolygon *p_polygon;

      void Init();

  };
};

#endif