
///////////////////////////////////////////////////////////
//                                                       //
//                         SAGA                          //
//                                                       //
//      System for Automated Geoscientific Analyses      //
//                                                       //
//                     Tool Library                      //
//                 statistics_regression                 //
//                                                       //
//-------------------------------------------------------//
//                                                       //
//                 gw_regression_grid.h                  //
//                                                       //
//                 Copyright (C) 2010 by                 //
//                      Olaf Conrad                      //
//                                                       //
//-------------------------------------------------------//
//                                                       //
// This file is part of 'SAGA - System for Automated     //
// Geoscientific Analyses'. SAGA is free software; you   //
// can redistribute it and/or modify it under the terms  //
// of the GNU General Public License as published by the //
// Free Software Foundation, either version 2 of the     //
// License, or (at your option) any later version.       //
//                                                       //
// SAGA is distributed in the hope that it will be       //
// useful, but WITHOUT ANY WARRANTY; without even the    //
// implied warranty of MERCHANTABILITY or FITNESS FOR A  //
// PARTICULAR PURPOSE. See the GNU General Public        //
// License for more details.                             //
//                                                       //
// You should have received a copy of the GNU General    //
// Public License along with this program; if not, see   //
// <http://www.gnu.org/licenses/>.                       //
//                                                       //
//-------------------------------------------------------//
//                                                       //
//    e-mail:     oconrad@saga-gis.org                   //
//                                                       //
//    contact:    Olaf Conrad                            //
//                Institute of Geography                 //
//                University of Hamburg                  //
//                Germany                                //
//                                                       //
///////////////////////////////////////////////////////////

//---------------------------------------------------------
#ifndef HEADER_INCLUDED__gw_regression_grid_H
#define HEADER_INCLUDED__gw_regression_grid_H


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//---------------------------------------------------------
#include "MLB_Interface.h"


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//---------------------------------------------------------
class CGW_Regression_Grid : public CSG_Tool_Grid
{
public:
	CGW_Regression_Grid(void);

	virtual CSG_String				Get_MenuPath			(void)	{ return(_TL("A:Spatial and Geostatistics|Geographically Weighted Regression")); }


protected:

	virtual bool					On_Execute				(void);

	virtual int						On_Parameter_Changed	(CSG_Parameters *pParameters, CSG_Parameter *pParameter);
	virtual int						On_Parameters_Enable	(CSG_Parameters *pParameters, CSG_Parameter *pParameter);


private:

	int								m_iDependent;

	CSG_Distance_Weighting			m_Weighting;

	CSG_Parameters_Point_Search_KDTree_2D	m_Search;

	CSG_Shapes						*m_pPoints;

	CSG_Grid						*m_pPredictor, *m_pRegression, *m_pQuality, *m_pIntercept, *m_pSlope;


	bool							Get_Model				(int x, int y, CSG_Regression_Weighted &Model, bool bLogistic);

	bool							Set_Residuals			(void);

};


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//														 //
//														 //
//														 //
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//---------------------------------------------------------
#endif // #ifndef HEADER_INCLUDED__gw_regression_grid_H
