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info_base.hpp
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/*
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* Copyright (C) 2007,2008 Alex Shulgin
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*
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* This file is part of png++ the C++ wrapper for libpng. PNG++ is free
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* software; the exact copying conditions are as follows:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PNGPP_INFO_BASE_HPP_INCLUDED
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#define PNGPP_INFO_BASE_HPP_INCLUDED
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#include <cassert>
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#include "
error.hpp
"
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#include "
types.hpp
"
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namespace
png
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{
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class
io_base;
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class
info_base
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{
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info_base
(
info_base
const
&);
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info_base
& operator=(
info_base
const
&);
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public
:
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info_base
(
io_base
& io, png_struct* png)
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:
m_io
(io),
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m_png
(png),
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m_info
(png_create_info_struct(
m_png
))
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{
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}
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png_info*
get_png_info
()
const
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{
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return
m_info
;
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}
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png_info**
get_png_info_ptr
()
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{
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return
&
m_info
;
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}
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protected
:
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io_base
&
m_io
;
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png_struct*
m_png
;
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png_info*
m_info
;
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};
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}
// namespace png
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#endif // PNGPP_INFO_BASE_HPP_INCLUDED
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