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/* 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.
*/
#ifndef GRAPHICS_THUMBNAIL_H
#define GRAPHICS_THUMBNAIL_H
#include "common/scummsys.h"
namespace Common{
class SeekableReadStream;
class WriteStream;
}
namespace Graphics {
struct Surface;
/**
* Checks for presence of the thumbnail save header.
* Seeks automatically back to start position after check.
*
* @param in stream to check for header
*/
bool checkThumbnailHeader(Common::SeekableReadStream &in);
/**
* Skips a thumbnail, if present.
*
* @param in stream to process
*/
bool skipThumbnail(Common::SeekableReadStream &in);
/**
* Loads a thumbnail from the given input stream.
* The loaded thumbnail will be automatically converted to the
* current overlay pixelformat.
*/
Graphics::Surface *loadThumbnail(Common::SeekableReadStream &in);
/**
* Saves a thumbnail to the given write stream.
* Automatically creates a thumbnail from screen contents.
*/
bool saveThumbnail(Common::WriteStream &out);
/**
* Saves a (given) thumbnail to the given write stream.
*/
bool saveThumbnail(Common::WriteStream &out, const Graphics::Surface &thumb);
} // End of namespace Graphics
#endif
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