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

    Magics Team - ECMWF 2005

    Started: Mon 12-Dec-2005

    Changes:

*/

#ifndef ShapeDecoder_H
#define ShapeDecoder_H

#include "magics.h"

#include "Data.h"
#include "MagicsDecoder.h"
#include "ShapeDecoderAttributes.h"
#include "UserPoint.h"


namespace magics {

class XmlNode;

class ShapeDecoder : public ShapeDecoderAttributes, public Data, public Decoder, public vector<PointsList*> {
public:
    ShapeDecoder();
    virtual ~ShapeDecoder();
    //! Method to access the data as a list of points : Used by psymb.

    virtual void decode(const Transformation&);

    virtual void decode(vector<Polyline*>&, const Transformation&);
    void clip(const Transformation&, const vector<Polyline>&, vector<Polyline*>&) const;
    void clipAndClose(const Transformation&, const vector<Polyline>&, vector<Polyline*>&) const;
    virtual void decode(const Transformation&, const string&, const vector<string>&);
    void set(const map<string, string>& map) { ShapeDecoderAttributes::set(map); }
    void set(const XmlNode& node) { ShapeDecoderAttributes::set(node); }
    void customisedPoints(const std::set<string>&, CustomisedPointsList&);
    void decode() { ASSERT(false); }
    void needHoles(bool holes) { holes_ = holes; }
    void setPath(const string& path) { path_ = path; }
    PointsHandler& points() { NOTIMP; }

    PointsHandler& points(const Transformation&, bool) { NOTIMP; }

    void customisedPoints(const Transformation&, const std::set<string>& n, CustomisedPointsList& out, bool) {
        customisedPoints(n, out);
    }

protected:
    //! Method to print string about this class on to a stream of type ostream (virtual).
    virtual void print(ostream&) const;
    bool holes_;  // Do we need to deal with the holes during decoding!.

    //! Method to ensure all inner rings lie within outer ring of polygon
    // void sanityCheckPolygon(polygon_2d& io_rPolygon, bool& io_rbModified);

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

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

}  // namespace magics
#endif
