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Diffstat (limited to 'graphics/decoders/png.h')
-rw-r--r-- | graphics/decoders/png.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/graphics/decoders/png.h b/graphics/decoders/png.h new file mode 100644 index 0000000000..e52ddabd7d --- /dev/null +++ b/graphics/decoders/png.h @@ -0,0 +1,66 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program 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 2 + * of the License, or (at your option) any later version. + + * This program 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 this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +/* + * PNG decoder used in engines: + * - sword25 + * Dependencies: + * - libpng + */ + +#ifndef GRAPHICS_PNG_H +#define GRAPHICS_PNG_H + +#include "common/scummsys.h" +#include "common/textconsole.h" +#include "graphics/decoders/image_decoder.h" + +namespace Common { +class SeekableReadStream; +} + +namespace Graphics { + +struct Surface; +struct PixelFormat; + +class PNGDecoder : public ImageDecoder { +public: + PNGDecoder(); + ~PNGDecoder(); + + bool loadStream(Common::SeekableReadStream &stream); + void destroy(); + const Graphics::Surface *getSurface() const { return _outputSurface; } + const byte *getPalette() const { return _palette; } + uint16 getPaletteColorCount() const { return _paletteColorCount; } +private: + Common::SeekableReadStream *_stream; + byte *_palette; + uint16 _paletteColorCount; + + Graphics::Surface *_outputSurface; +}; + +} // End of namespace Graphics + +#endif // GRAPHICS_PNG_H |