end_info.hpp
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/*
* Copyright (C) 2007,2008 Alex Shulgin
*
* This file is part of png++ the C++ wrapper for libpng. PNG++ is free
* software; the exact copying conditions are as follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef PNGPP_END_INFO_HPP_INCLUDED
#define PNGPP_END_INFO_HPP_INCLUDED
#include "info_base.hpp"
namespace png
{
class end_info
: public info_base
{
public:
end_info(io_base& io, png_struct* png)
: info_base(io, png)
{
}
void destroy()
{
assert(m_info);
png_destroy_info_struct(m_png, & m_info);
}
void read()
{
png_read_end(m_png, m_info);
}
void write() const
{
png_write_end(m_png, m_info);
}
// TODO: add methods to read/write text comments etc.
};
} // namespace png
#endif // PNGPP_END_INFO_HPP_INCLUDED
png::end_info
Internal class to hold PNG ending info.
Definition end_info.hpp:46
png::end_info::end_info
end_info(io_base &io, png_struct *png)
Definition end_info.hpp:48
png::end_info::destroy
void destroy()
Definition end_info.hpp:53
png::end_info::read
void read()
Definition end_info.hpp:59
png::end_info::write
void write() const
Definition end_info.hpp:64
png::info_base
Internal class to hold PNG info or end_info.
Definition info_base.hpp:47
png::info_base::m_info
png_info * m_info
Definition info_base.hpp:72
png::info_base::m_png
png_struct * m_png
Definition info_base.hpp:71
png::io_base
Base class for PNG reader/writer classes.
Definition io_base.hpp:63
png::reader
The PNG reader class template. This is the low-level reading interface–use image class or consumer cl...
Definition reader.hpp:67
info_base.hpp
png
Definition color.hpp:37