ossimAdjMapModel.h

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//----------------------------------------------------------------------------
// Copyright (c) 2005, Oscar Kramer, all rights reserved.
//
// License:  MIT
// 
// See LICENSE.txt file in the top level directory for more details.
//
// Author:  Oscar Kramer
//
// Description:
// 
// Special "sensor model" that provides a conventional map projection but
// with additional capability for adjusting the map x,y coordinates with
// offset, scale, and rotation transform.  Funtions to control notifications,
// information and error output.
//
//----------------------------------------------------------------------------
// $Id: ossimAdjMapModel.h 15766 2009-10-20 12:37:09Z gpotts $
#ifndef ossimAdjMapModel_HEADER
#define ossimAdjMapModel_HEADER

#include <ossim/matrix/newmat.h>
#include <ossim/projection/ossimSensorModel.h>
#include <ossim/base/ossimFilename.h>
#include <ossim/base/ossimDpt.h>
#include <ossim/base/ossimRefPtr.h>

using namespace NEWMAT;

class ossimMapProjection;

//----------------------------------------------------------------------------
//  CLASS DESCRIPTION: ossimAdjMapModel
//  additional
//  rotation transform.
//----------------------------------------------------------------------------
class OSSIMDLLEXPORT ossimAdjMapModel : public ossimSensorModel
{
public:
   ossimAdjMapModel();

   ossimAdjMapModel(ossimMapProjection* map_proj, const ossimIpt& image_size);

   ossimAdjMapModel(const ossimAdjMapModel& copy_this);

   ossimAdjMapModel(const ossimKeywordlist& kwl, const char* prefix);

   ossimAdjMapModel(const ossimFilename& geom_filename);

   //  Returns TRUE if all's well.
   bool initializeFromMap();

   virtual ossimObject* dup() const;
   
   virtual std::ostream& print(std::ostream& out) const;
   
   virtual bool saveState(ossimKeywordlist& kwl, const char* prefix=0) const;
   
   virtual bool loadState(const ossimKeywordlist& kwl, const char* prefix=0);
   
   //  to output stream.
   static void writeGeomTemplate(ostream& os);
   
   virtual void lineSampleHeightToWorld(const ossimDpt& image_point,
                                        const double&   heightEllipsoid,
                                        ossimGpt&       worldPoint) const;
   
   virtual void lineSampleToWorld(const ossimDpt& image_point,
                                  ossimGpt&       worldPoint) const;
   
   //  solution.
   virtual void worldToLineSample(const ossimGpt& world_point,
                                  ossimDpt&       image_point) const;
      
   //  called to permit 
   virtual void updateModel();

   virtual void initAdjustableParameters();

   virtual ossimDpt     getMetersPerPixel () const;

   enum AdjParamIndex
   {
      OFFSET_X = 0,         // meters
      OFFSET_Y,             // meters
      ROTATION,             // degrees CCW
      SCALE_X,              // ratio
      SCALE_Y,              // ratio
      NUM_ADJ_PARAMS // not an index
   };

   inline virtual bool useForward()const {return true;} 

private:
   virtual ~ossimAdjMapModel();
   
   ColumnVector                    theAdjParams;

   ossimRefPtr<ossimMapProjection> theMapProjection;
   double                          theCosTheta;
   double                          theSinTheta;

TYPE_DATA
};

#endif /* End of "#ifndef ossimAdjMapModel_HEADER" */