/*
 * File:   Array.h
 * Author: rmib
 *
 * Created on 22 Сентябрь 2011 г., 15:56
 */

#ifndef ARRAY_H
#define	ARRAY_H

#include <cstddef>
#include <iostream>

const int D = 2;

class Object {
public:
    typedef int Type;
    Object();
    virtual ~Object();
    friend std::ostream& operator<< (std::ostream&, const Object&);
    friend std::istream& operator>> (std::istream&, Object&);
    virtual const Object::Type& GetValue() const;
    virtual void SetValue(const Object::Type& v);
    virtual Object* Copy() const;
protected:
    virtual void out( std::ostream& out) const;
    virtual void in( std::istream& in);
    Object::Type id;
};

class PDouble: public Object {
public:
    typedef double Type;
    PDouble();
    virtual const PDouble::Type& GetValue() const;
    virtual void SetValue(const PDouble::Type& v);
    virtual Object* Copy() const;
protected:
    virtual void out( std::ostream& out) const;
    virtual void in( std::istream& in);
    double value;
};

class PInt: public Object {
public:
    typedef int Type;
    PInt();
    virtual const PInt::Type& GetValue() const;
    virtual void SetValue(const PInt::Type& v);
    virtual Object* Copy() const;
protected:
    virtual void out( std::ostream& out) const;
    virtual void in( std::istream& in);
    int value;
};

class Array {
    Object **v;
    size_t _size;
    size_t _maxSize;
    void newAlloc(size_t sz);
public:
    Array();
    Array(const Array& orig);
    ~Array();
    size_t Size() const;
    size_t MaxSize() const;
    void Resize(size_t sz, const Object *e);
    bool Empty() const;

    Object *&operator [](size_t n);
    const Object *operator [](size_t n) const;

    Object *&Front();
    const Object *Front() const;

    Object *&Back();
    const Object *Back() const;

    void Assign(size_t n, const Object* e);
    void PushBack(const Object* e);
    void PopBack();
    void Insert(size_t pos, size_t n, const Object* e);
    void Erase(size_t ind);
    void Clear();
};

#endif	/* ARRAY_H */