ossimGpkgUtil.h

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//----------------------------------------------------------------------------
// File: ossimGpkgUtil.h
//
// License:  LGPL
// 
// See LICENSE.txt file in the top level directory for more details.
//
// Description: OSSIM GeoPackage utility class.
//
//----------------------------------------------------------------------------
// $Id

#ifndef ossimGpkgUtil_HEADER
#define ossimGpkgUtil_HEADER 1

#include <ossim/base/ossimRefPtr.h>
#include "ossimGpkgDatabaseRecordBase.h"
#include <iosfwd>
#include <vector>

class ossimGpkgContentsRecord;
class ossimGpkgSpatialRefSysRecord;
class ossimGpkgTileEntry;
class ossimGpkgTileMatrixRecord;
class ossimGpkgTileMatrixSetRecord;

struct sqlite3;

namespace ossim_gpkg
{
   bool checkSignature(std::istream& in);

   bool checkApplicationId(std::istream& in);

   void getTileEntries( sqlite3* db,
                        std::vector<ossimGpkgTileEntry>& entries );
   bool getTileEntry( sqlite3* db,
                      const std::string& tileTableName,
                      ossimGpkgTileEntry& entry );   

   template <class T> void getGpkgRecords( sqlite3* db,
                                           std::vector<T>& result,
                                           const std::string& dbTableName );

   template <class T> void getGpkgRecords( sqlite3* db,
                                           std::vector<T>& result,
                                           const std::string& dbTableName,
                                           const std::string& table_name  );

   template <class T> bool getGpkgRecord( sqlite3* db,
                                          T& result,
                                          const std::string& dbTableName,
                                          const std::string& table_name );


   bool getSrsRecord( sqlite3* db,
                      ossim_int32 srs_id,
                      ossimGpkgSpatialRefSysRecord& srs );   

   
   bool getTableRows(
      sqlite3* db,
      const std::string& tableName,
      std::vector< ossimRefPtr<ossimGpkgDatabaseRecordBase> >& result );

   // bool parseGpkgSpatialRefSysTables(
   //    sqlite3* db, std::vector< ossimRefPtr<ossimGpkgSpatialRefSysRecord> >& result );

   // bool parseGpkgTileMatrixSetTables(
   //    sqlite3* db, std::vector< ossimRefPtr<ossimGpkgTileMatrixSetRecord> >& result );


   // bool parseGpkgTileMatrixTables(
   //    sqlite3* db, std::vector< ossimRefPtr<ossimGpkgTileMatrixRecord> >& result );

   ossimRefPtr<ossimGpkgDatabaseRecordBase> getNewTableRecord(
      const std::string& tableName );

   std::ostream& printTiles(sqlite3* db, const std::string& tileTableName, std::ostream& out);
}

#endif /* #ifndef ossimGpkgUtil_HEADER */