ossimNadconGridFile.h

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//**************************************************************************
// Copyright (C) 2003 Storage Area Networks, Inc.
//
// Written by:   Kenneth Melero  <kmelero@sanz.com>
//
//**************************************************************************

#ifndef ossimNadconGridFile_HEADER
#define ossimNadconGridFile_HEADER 1
#include <ossim/base/ossimConstants.h>
#include <ossim/base/ossimNadconGridHeader.h>
#include <fstream>

class OSSIM_DLL ossimNadconGridFile
{
public:
   ossimNadconGridFile() : theFileOkFlag(false) {}
   ~ossimNadconGridFile();
   bool open(const ossimFilename& file);
   void close();
   
   double getShiftAtLatLon(double lat, double lon)const;
   bool pointWithin(double lat, double lon)const;
   const ossimDrect getBoundingRect()const
   {
      return theBoundingRect;
   }
   
   const ossimFilename& getFilename()const
   {
      return theFilename;
   }
   bool getFileOkFlag()const
   {
      return theFileOkFlag;
   }
   ossimDpt getSpacing()const
   {
      return theHeader.getSpacing();
   }
   
protected:
   mutable std::ifstream theInputFile;
   mutable bool          theFileOkFlag;
   ossimFilename         theFilename;
   ossimNadconGridHeader theHeader;
   ossimDrect            theBoundingRect;
   ossimDpt              theLatLonOrigin;

};

#endif