mgcsmartpointer.h

《3D游戏引擎设计》的源码

// Magic Software, Inc.
// http://www.magic-software.com
// Copyright (c) 2000, All Rights Reserved
//
// Source code from Magic Software is supplied under the terms of a license
// agreement and may not be copied or disclosed except in accordance with the
// terms of that agreement.  The various license agreements may be found at
// the Magic Software web site.  This file is subject to the license
//
// RESTRICTED USE SOURCE CODE
// http://www.magic-software.com/License/restricted.pdf

#ifndef MGCSMARTPOINTER_H
#define MGCSMARTPOINTER_H

#include "MgcRTLib.h"
#include "MgcSmartPointer.mcr"


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

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

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

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

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

#include "MgcSmartPointer.inl"

#endif