Projection.h

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/*
 * Fimex, Projection.h
 *
 * (C) Copyright 2010, met.no
 *
 * Project Info:  https://wiki.met.no/fimex/start
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 *  Created on: Apr 27, 2010
 *      Author: Heiko Klein
 */

#ifndef PROJECTION_H_
#define PROJECTION_H_

#include <vector>
#include <iostream>
#include <boost/shared_ptr.hpp>
#include "fimex/CDMAttribute.h"

namespace MetNoFimex
{

class Projection : public CDMNamedEntity
{
public:
    virtual ~Projection() {}
    virtual std::vector<CDMAttribute> getParameters() const = 0;
    virtual void addParameter(CDMAttribute attribute) = 0;
    virtual void addParameters(std::vector<CDMAttribute> attributes) = 0;
    virtual void removeParameter(std::string paramName) = 0;
    virtual const std::string& getName() const = 0;
    virtual bool isDegree() const = 0;
    virtual std::string getProj4String() const = 0;
    virtual std::string getProj4EarthString() const = 0;
    virtual void convertToLonLat(std::vector<double>& xVals, std::vector<double>& yVals) const throw(CDMException);
    virtual void convertFromLonLat(std::vector<double>& xVals, std::vector<double>& yVals) const throw(CDMException);
    virtual std::string toString() const = 0;
    virtual bool operator==(const  Projection& b) const;
    static boost::shared_ptr<Projection> create(std::vector<CDMAttribute>);
    static boost::shared_ptr<Projection> createByProj4(const std::string& projStr);
protected:
    Projection() {};
};

std::ostream& operator<<(std::ostream& out, const Projection& proj);

std::string replaceProj4Earthfigure(const std::string& proj4, const std::string& newEarthfigure);

} /* namespace MetNoFimex */

#endif /* PROJECTION_H_ */