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Diffstat (limited to 'src/png/end_info.hpp')
-rw-r--r-- | src/png/end_info.hpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/src/png/end_info.hpp b/src/png/end_info.hpp new file mode 100644 index 000000000..09590596d --- /dev/null +++ b/src/png/end_info.hpp @@ -0,0 +1,74 @@ +/* + * 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 +{ + + /** + * \brief Internal class to hold PNG ending %info. + * + * \see info, info_base + */ + 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 |