CPtr.h

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/*
 *  Copyright (C) 2012 Josh Bialkowski (jbialk@mit.edu)
 *
 *  This file is part of cppfontconfig.
 *
 *  cppfontconfig is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  cppfontconfig is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with cppfontconfig.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef CPPFONTCONFIG_CPTR_H_
#define CPPFONTCONFIG_CPTR_H_


namespace fontconfig {

template< class Traits > class RefPtr;

template< class Traits >
class CPtr
{
    public:
        typedef typename Traits::cobjptr  cobjptr;

    private:
        cobjptr m_ptr;

        explicit CPtr(cobjptr ptr=0):
            m_ptr(ptr)
        {}

        CPtr( const CPtr<Traits>& other );

        CPtr<Traits>& operator=( const CPtr<Traits>& );

    public:
        friend class RefPtr<Traits>;

        cobjptr operator->()
        {
            return m_ptr;
        }

        const cobjptr operator->() const
        {
            return m_ptr;
        }
};


template< class Traits >
class ConstCPtr
{
    public:
        typedef typename Traits::cobjptr cobjptr;

    private:
        const cobjptr m_ptr;

        explicit ConstCPtr(const cobjptr ptr=0):
            m_ptr(ptr)
        {}

        ConstCPtr( const ConstCPtr<Traits>& other );

        ConstCPtr<Traits>& operator=( const ConstCPtr<Traits>& );

    public:
        friend class RefPtr<Traits>;

        const cobjptr operator->() const
        {
            return m_ptr;
        }
};


} // namespace cppfontconfig


#endif // CPTR_H_