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include
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SILLYPNGImageContext.h
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/***********************************************************************
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filename: SILLYPNGImageContext.h
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created: 11 Jun 2006
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author: Olivier Delannoy
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purpose: Declaration of the PNGImageContext class
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*************************************************************************/
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/***************************************************************************
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* Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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***************************************************************************/
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#ifndef _SILLYPNGImageContext_h_
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#define _SILLYPNGImageContext_h_
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#include "SILLYBase.h"
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#include "SILLYImageContext.h"
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#include "SILLYDataSource.h"
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#include <png.h>
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// Start of section namespace SILLY
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namespace
SILLY
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{
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class
SILLY_EXPORT
PNGImageContext
:
public
ImageContext
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{
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public
:
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PNGImageContext
(
DataSource
* data);
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~
PNGImageContext
();
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int
read(png_bytep data, png_size_t length);
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private
:
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void
setImageSize();
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size_t
d_offset;
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DataSource
* d_data;
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png_structp d_png_ptr;
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png_infop d_info_ptr;
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size_t
d_bit_depth;
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size_t
d_num_channels;
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friend
class
PNGImageLoader
;
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};
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}
// End of section namespace SILLY
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// Inclue inline function when needed
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#ifdef SILLY_OPT_INLINE
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#include "SILLYPNGImageContext.icpp"
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#endif
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#endif // end of guard _SILLYPNGImageContext_h_
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