// Wild Magic Source Code
// David Eberly
// http://www.geometrictools.com
// Copyright (c) 1998-2007
//
// 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.  The license is available for reading at
// either of the locations:
//     http://www.gnu.org/copyleft/lgpl.html
//     http://www.geometrictools.com/License/WildMagicLicense.pdf
//
// Version: 4.0.0 (2006/06/28)

#ifndef WM4SMARTPOINTER_H
#define WM4SMARTPOINTER_H

#include "Wm4GraphicsLIB.h"

namespace Wm4
{

template <class T>
class Pointer
{
public:
    // construction and destruction
    Pointer (T* pkObject = 0);
    Pointer (const Pointer& rkPointer);
    ~Pointer ();

    // implicit conversions
    operator T* () const;
    T& operator* () const;
    T* operator-> () const;

    // assignment
    Pointer& operator= (T* pkObject);
    Pointer& operator= (const Pointer& rkReference);

    // comparisons
    bool operator== (T* pkObject) const;
    bool operator!= (T* pkObject) const;
    bool operator== (const Pointer& rkReference) const;
    bool operator!= (const Pointer& rkReference) const;

protected:
    // the shared object
    T* m_pkObject;
};

#include "Wm4SmartPointer.inl"

}

#endif
