Node.h

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#ifndef NODE_H_INCLUDED
#define NODE_H_INCLUDED
/*
 * Copyright 2011-2016 Universiteit Antwerpen
 *
 * Licensed under the EUPL, Version 1.1 or  as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at: http://ec.europa.eu/idabc/eupl5
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing
 * permissions and limitations under the Licence.
 */
#include "NodeAttributes.h"
#include "math/math.h"
#include "util/container/SegmentedVector.h"

#include <boost/property_tree/ptree.hpp>
#include <array>
#include <iosfwd>

namespace SimPT_Editor {
        class EditableMesh;
}

namespace SimPT_Sim {

class Node : public NodeAttributes
{
public:
        virtual ~Node() {};

        unsigned int GetIndex() const { return m_index; }

        bool IsAtBoundary() const { return m_at_boundary; }

        std::ostream& Print(std::ostream& os) const;

        virtual void ReadPtree(const boost::property_tree::ptree& node_pt);

        void SetAtBoundary(bool b) { m_at_boundary = b; }

        virtual boost::property_tree::ptree ToPtree() const;

public:
        operator std::array<double, 3>() { return m_position; }

        operator const std::array<double,3>() const { return m_position; }

        Node& operator+=(const std::array<double,3>& a)
        {
                m_position += a;
                return *this;
        }

        Node& operator-=(const std::array<double,3>& a)
        {
                m_position -= a;
                return *this;
        }

        std::array<double,3> operator+(const Node& n) const
        {
                return m_position + n.m_position;
        }

        std::array<double,3> operator-(const Node& n) const
        {
                return m_position - n.m_position;
        }

        double& operator[](size_t i) { return m_position[i]; }

        double operator[](size_t i) const { return m_position[i]; }

private:
        std::array<double, 3>  m_position;      
        bool                   m_at_boundary;   
        unsigned int           m_index;         

private:
        friend class Mesh;
        template<typename T, size_t N>
        friend class SimPT_Sim::Container::SegmentedVector;
        friend class SimPT_Editor::EditableMesh;

private:
        Node(unsigned int index, const std::array<double, 3>& src, bool at_boundary);
        Node(const Node &src);
        Node& operator=(const Node&);
};

std::ostream& operator<<(std::ostream& os, const Node& n);

}

#endif //end_of_include_guard