ossimUpsProjection.h

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//*******************************************************************
//
// License:  See top level LICENSE.txt file.
// 
// Author:  Garrett Potts (gpotts@imagelinks.com)
//
// Description:
//
//*******************************************************************
//  $Id: ossimUpsProjection.h 17815 2010-08-03 13:23:14Z dburken $
#ifndef ossimUpsProjection_HEADER
#define ossimUpsProjection_HEADER
#include <ossim/projection/ossimMapProjection.h>

class OSSIMDLLEXPORT ossimUpsProjection : public ossimMapProjection
{
public:
   ossimUpsProjection(const ossimEllipsoid& ellipsoid = ossimEllipsoid(),
                      const ossimGpt& origin = ossimGpt());

   virtual ossimObject *dup()const{return new ossimUpsProjection(*this);}
   
   void setDefaults();

   virtual ossimGpt inverse(const ossimDpt &eastingNorthing)const;
   virtual ossimDpt forward(const ossimGpt &latLon)const;
   virtual void update();

   virtual bool saveState(ossimKeywordlist& kwl,
                          const char* prefix=0)const;

   virtual bool loadState(const ossimKeywordlist& kwl,
                          const char* prefix=0);

   double getFalseEasting()const{return UPS_False_Easting;}
   double getFalseNorthing()const{return UPS_False_Northing;}

   void setHemisphere(char hemisphere); 
   
   virtual bool operator==(const ossimProjection& projection) const;

protected:
   mutable char theHemisphere;

   //___________________GEOTRANS__________________
   //
   mutable double UPS_a;          /* Semi-major axis of ellipsoid in meters   */
   mutable double UPS_f;  /* Flattening of ellipsoid  */
   mutable double UPS_Origin_Latitude;  /*set default = North Hemisphere */
   mutable double UPS_Origin_Longitude;
   mutable double false_easting;
   mutable double false_northing;
   mutable double UPS_Easting;
   mutable double UPS_Northing;
   double UPS_False_Easting;
   double UPS_False_Northing;

   long Set_UPS_Parameters( double a,
                           double f);


  void Get_UPS_Parameters( double *a,
                           double *f)const;


  long Convert_Geodetic_To_UPS ( double Latitude,
                                 double Longitude,
                                 char   *Hemisphere,
                                 double *Easting,
                                 double *Northing)const;


  long Convert_UPS_To_Geodetic(char   Hemisphere,
                               double Easting,
                               double Northing,
                               double *Latitude,
                               double *Longitude)const;

TYPE_DATA  
};

#endif