Geometries.h

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#ifndef GEOMETRIES_H
#define GEOMETRIES_H

#include <array>
#include <memory>
#include <cstdlib>

#include <sqlite3.h>
#include <spatialite/gaiageo.h>
#include <spatialite.h>

#include "SpatialiteBlob.h"
#include "Raster.h"
#include "RasterData.h"

namespace agroeye {
namespace general {
namespace geometry {
    
using agroeye::handlers::Raster;
using agroeye::handlers::RasterDataGroup;

using RasterDataRange = std::array<std::pair<double, double>, 4>;

class SpatialitePolygon {    
public:
    SpatialitePolygon() {};
    
    SpatialitePolygon(Raster& raster, int srid);    
    
    SpatialiteBlobWkb getSpatialiteBlob(const RasterDataGroup& rasterData) const;
    
private:    
    RasterDataRange transformCorners(const RasterDataRange& corners) const;
    void updateRing(const RasterDataRange& corners) const;
    SpatialiteBlobWkb createBlob() const;
    
    
    double x_position(double x) const;
    double y_position(double y) const;
    
    double x_min;
    double y_min;    
    double x_step;
    double y_step;
        
    int srid;
    
    std::unique_ptr<gaiaGeomColl, void(*)(gaiaGeomColl*)> geomColl {nullptr, [] (gaiaGeomColl* p){gaiaFreeGeomColl(p);}};
};
    
       
} // namespace geometry
} // namespace general
} // namespace agroye

#endif