/*
 * (C) Copyright 1996-2016 ECMWF.
 * 
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. 
 * In applying this licence, ECMWF does not waive the privileges and immunities 
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */

/*! \file ObsStatDecoder.h
    \brief Definition of the Template class ObsStatDecoder.
    
    Magics Team - ECMWF 2005
    
    Started: Mon 17-Oct-2005
    
    Changes:
    
*/

#ifndef ObsStatDecoder_H
#define ObsStatDecoder_H

#include "magics.h"

#include "ObsStatDecoderAttributes.h"
//#include "BaseSceneObject.h"
#include "Decoder.h"
#include "Data.h"
#include "PaperPoint.h"


namespace magics {
	
class StatItem 
{
public:
	StatItem(const string&, ifstream&);
	virtual ~StatItem() {}
	map<string, int>    columns_;
	vector<vector<double> > rows_; 
	map<string, vector<string> > definitions_;
	string name_;
	virtual void print(ostream&) const; 
	friend ostream& operator<<(ostream& s,const StatItem& p)
		{ p.print(s); return s; }
	              
};
	
class StatDef 
{
public:
	StatDef(const string&, ifstream&);
	virtual ~StatDef() {}
	map<string, vector<string> > definitions_;
	vector<StatItem>  data_;
	string name_;
	virtual void print(ostream&) const; 
	friend ostream& operator<<(ostream& s,const StatDef& p)
		{ p.print(s); return s; }
};

class ObsStatDecoder: public ObsStatDecoderAttributes, 
			public Data,
			public PointsList {

public:
	ObsStatDecoder();
	virtual ~ObsStatDecoder();
	
	void set(const map<string, string>& map) { ObsStatDecoderAttributes::set(map); }
	void set(const XmlNode& node) { ObsStatDecoderAttributes::set(node); }
	
	virtual void decode();

protected:
     //! Method to print string about this class on to a stream of type ostream (virtual).
	 virtual void print(ostream&) const; 
	 
	
	
    void customisedPoints(const std::set<string>&, CustomisedPointsList&);
	virtual PointsHandler& points();
    void customisedPoints(const Transformation&, const std::set<string>& needs, CustomisedPointsList& out, bool)
       { customisedPoints(needs, out); }	
    PointsHandler& points(const Transformation&, bool) 
       {  return points(); } 
    

	
	string version_;
	map<string, StatDef> data_;

private:
    //! Copy constructor - No copy allowed
	ObsStatDecoder(const ObsStatDecoder&);
    //! Overloaded << operator to copy - No copy allowed
	ObsStatDecoder& operator=(const ObsStatDecoder&);

// -- Friends
    //! Overloaded << operator to call print().
	friend ostream& operator<<(ostream& s,const ObsStatDecoder& p)
		{ p.print(s); return s; }

};

} // namespace magics
#endif
