/*
 * ScanCorrection.hh
 *
 *  Created on: Apr 12, 2016
 *      Author: Hovanes Egiyan
 */

#ifndef SCANCORRECTION_HH_
#define SCANCORRECTION_HH_

#include <math.h>

#include <iostream>
#include <vector>
#include <map>
#include <exception>
#include <stdexcept>
#include <sstream>
#include <string>

#include <TF1.h>

#include "ScanDetector.hh"

// class ScanDetector;
class ScanCorrection: public TF1 {
protected:
	// Map of predefined correction functions. The first index is the name of the
	// detector the corrections is for. The key of the pair is the name of the detector
	// that is on the x-axis of the corrections, the value of the pair is the string
	// representing the functional form of the correction to be passed to TF1.
	static std::map<std::string,std::pair<std::string,TF1*> >	scCorrectionMap;

	// Detector pointer who's values are supposed to be used
	// as the horizontal axis for the corrections.
	ScanDetector* scDetector;
public:
	ScanCorrection( ScanDetector* det, const TF1* func );
	virtual ~ScanCorrection();

	virtual double getCorrection( int iPoint );

	ScanDetector* getDetector() const {
		return scDetector;
	}
	ScanDetector* setDetector( const ScanDetector* scDetector ) {
		return (this->scDetector = const_cast<ScanDetector*>( scDetector ));
	}

	static int initCorrectionMap();

	static std::map<std::string,std::pair<std::string,TF1*> >& getCorrectionMap() { return scCorrectionMap; }

	ClassDef(ScanCorrection,0)
};

#endif /* SCANCORRECTION_HH_ */