/*
 * (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 DateAxisMethod.h
    \brief Definition of the Template class DateAxisMethod.

    Magics Team - ECMWF 2005

    Started: Fri 7-Oct-2005

    Changes:

*/

#ifndef DateAxisMethod_H
#define DateAxisMethod_H

#include "magics.h"

#include "AxisMethod.h"
#include "DateAxisMethodAttributes.h"

namespace magics {

class DateAxisMethod : public AxisMethod, public DateAxisMethodAttributes {
public:
    DateAxisMethod();
    virtual ~DateAxisMethod();

    virtual void set(const map<string, string>& map) {
        AxisMethod::set(map);
        DateAxisMethodAttributes::set(map);
    }
    virtual void set(const XmlNode& node) {
        AxisMethod::set(node);
        DateAxisMethodAttributes::set(node);
    }
    virtual double getMin() const;
    virtual double getMax() const;


    void prepare(const Axis&, AxisItems&);

    void updateX(const Transformation&);
    void updateY(const Transformation&);


protected:
    //! Method to print string about this class on to a stream of type ostream (virtual).
    virtual void print(ostream&) const;
    void update() const;
    mutable DateTime from_;
    mutable DateTime to_;
    mutable DateTime base_;
    double interval_;

    typedef void (DateAxisMethod::*DateHelper)(AxisItems&);

    map<string, DateHelper> dateCreators_;

    void automatic(AxisItems&);
    void years(AxisItems&);
    void months(AxisItems&);
    void days(AxisItems&);
    void hours(AxisItems&);
    void monthly(AxisItems&);
    void climate(AxisItems&);

    void years_label(AxisItems&, AxisItems&);
    void months_label(AxisItems&, AxisItems&);
    void days_label(AxisItems&, AxisItems&);
    void hours_label(AxisItems&, AxisItems&);


private:
    //! Copy constructor - No copy allowed
    DateAxisMethod(const DateAxisMethod&);
    //! Overloaded << operator to copy - No copy allowed
    DateAxisMethod& operator=(const DateAxisMethod&);
    int position_;
    // -- Friends
    //! Overloaded << operator to call print().
    friend ostream& operator<<(ostream& s, const DateAxisMethod& p) {
        p.print(s);
        return s;
    }
};

class HyperAxis : public AxisMethod {
public:
    HyperAxis();
    virtual ~HyperAxis();

    void set(const map<string, string>& map) {}
    void set(const XmlNode& node) {}

    void prepare(double, double, AxisItems&) const;
    void updateX(const Transformation&);
    void updateY(const Transformation&);

protected:
    //! Method to print string about this class on to a stream of type ostream (virtual).
    virtual void print(ostream&) const;
    void update() const;


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

}  // namespace magics
#endif
