ImageOverlapSet.h

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#ifndef ImageOverlapSet_h
#define ImageOverlapSet_h

#include <vector>
#include <string>

#include <QList>
#include <QThread>
#include <QMutex>

#include "geos/geom/MultiPolygon.h"
#include "geos/geom/LinearRing.h"
#include "geos/util/GEOSException.h"

#include "ImageOverlap.h"
#include "IException.h"
#include "PvlGroup.h"

namespace Isis {

  // Forward declarations
  class SerialNumberList;

  class ImageOverlapSet : private QThread {
    public:
      ImageOverlapSet(bool continueOnError = false);
      virtual ~ImageOverlapSet();

      void FindImageOverlaps(SerialNumberList &boundaries);
      void FindImageOverlaps(std::vector<QString> sns,
                             std::vector<geos::geom::MultiPolygon *> polygons);
      void FindImageOverlaps(SerialNumberList &boundaries, QString outputFile);
      void ReadImageOverlaps(const QString &filename);
      void WriteImageOverlaps(const QString &filename);

      int Size() {
        return p_lonLatOverlaps.size();
      }

      const ImageOverlap *operator[](int index) {
        return p_lonLatOverlaps[index];
      };

      std::vector<ImageOverlap *> operator[](QString serialNumber);

      const std::vector<PvlGroup> &Errors() {
        return p_errorLog;
      }
    protected:
      void FindAllOverlaps(SerialNumberList *snlist = NULL);
      void AddSerialNumbers(ImageOverlap *to, ImageOverlap *from);

      std::vector<PvlGroup> p_errorLog;

    private:
      void run() {
        FindAllOverlaps(p_snlist);
      }

      void DespikeLonLatOverlaps();

      QList<ImageOverlap *> p_lonLatOverlaps; 

      ImageOverlap *CreateNewOverlap(QString serialNumber,
                                     geos::geom::MultiPolygon *lonLatPolygon);

      bool SetPolygon(geos::geom::Geometry *poly, int position, ImageOverlap *sncopy = NULL, bool insert = false);
      void HandleError(IException &e, SerialNumberList *snlist, QString msg = "", int overlap1 = -1, int overlap2 = -1);
      void HandleError(geos::util::GEOSException *exc, SerialNumberList *snlist, QString msg = "", int overlap1 = -1, int overlap2 = -1);
      void HandleError(SerialNumberList *snlist, QString msg, int overlap1 = -1, int overlap2 = -1);

      bool p_continueAfterError; 
      bool p_threadedCalculate; 
      int p_writtenSoFar; 
      int p_calculatedSoFar; 

      SerialNumberList *p_snlist;

      QMutex p_calculatePolygonMutex;
      QMutex p_lonLatOverlapsMutex;
  };
};

#endif