ossimGpkgTileEntry.h

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//----------------------------------------------------------------------------
//
// File: ossimGpkgTileEntry.h
//
// License:  LGPL
// 
// See LICENSE.txt file in the top level directory for more details.
//
// Description: Container class for GeoPackage tile entry.
//
// Holds a gpkg_tile_matrix_set and a vector of gpkg_tile_matrix.
//
//----------------------------------------------------------------------------
// $Id$

#ifndef ossimGpkgTileEntry_HEADER
#define ossimGpkgTileEntry_HEADER 1

#include "ossimGpkgSpatialRefSysRecord.h"
#include "ossimGpkgTileMatrixRecord.h"
#include "ossimGpkgTileMatrixSetRecord.h"
#include "ossimGpkgNsgTileMatrixExtentRecord.h"

#include <ossim/base/ossimRefPtr.h>

#include <iosfwd>
#include <vector>

class ossimDpt;
class ossimIpt;
class ossimKeywordlist;
class ossimMapProjection;

class ossimGpkgTileEntry
{
public:
   
   ossimGpkgTileEntry();

   /* @brief copy constructor */
   ossimGpkgTileEntry(const ossimGpkgTileEntry& obj);

   /* @brief assignment operator= */
   const ossimGpkgTileEntry& operator=
      (const ossimGpkgTileEntry& obj);

   ~ossimGpkgTileEntry();

   void setTileMatrixSet(const ossimGpkgTileMatrixSetRecord& set);

   const ossimGpkgTileMatrixSetRecord& getTileMatrixSet() const;

   void setSrs( const ossimGpkgSpatialRefSysRecord& srs );

   const ossimGpkgSpatialRefSysRecord& getSrs() const;

   void addTileMatrix(const ossimGpkgTileMatrixRecord& level);

   const std::vector<ossimGpkgTileMatrixRecord>& getTileMatrix() const;

   void addTileMatrixExtent(const ossimGpkgNsgTileMatrixExtentRecord& record);

   const std::vector<ossimGpkgNsgTileMatrixExtentRecord>&
      getTileMatrixExtent() const;

   void sortTileMatrix();

   void sortTileMatrixExtents();

   void saveState( ossimKeywordlist& kwl,
                   const std::string& prefix ) const;

   ossim_uint32 getNumberOfLines( ossim_uint32 resLevel ) const;
   ossim_uint32 getNumberOfSamples( ossim_uint32 resLevel ) const;
   void getSubImageOffset( ossim_uint32 resLevel, ossimIpt& offset ) const;

   void getTiePoint( ossimDpt& offset ) const;

   void getGsd( ossim_uint32 index, ossimDpt& gsd ) const;

   void getZoomLevels( std::vector<ossim_int32>& zoomLevels ) const;

   void getZoomLevelMatrixSizes( std::vector<ossimIpt>& zoomLevelMatrixSizes ) const;

   ossimRefPtr<ossimMapProjection> getNewMapProjection() const;
   
   std::ostream& print(std::ostream& out) const;

   std::ostream& printValidate(std::ostream& out) const;
   
   friend std::ostream& operator<<(std::ostream& out,
                                   const ossimGpkgTileEntry& obj);
   
private:
   ossimGpkgSpatialRefSysRecord m_srs;
   ossimGpkgTileMatrixSetRecord m_tileMatrixSet;
   std::vector<ossimGpkgTileMatrixRecord> m_tileMatrix;
   std::vector<ossimGpkgNsgTileMatrixExtentRecord> m_tileMatrixExtents;   
};

#endif /* #ifndef ossimGpkgTileEntry_HEADER */