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76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*/
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#ifndef GRAPHICS_THUMBNAIL_H
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#define GRAPHICS_THUMBNAIL_H
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#include "common/scummsys.h"
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namespace Common{
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class SeekableReadStream;
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class WriteStream;
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}
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namespace Graphics {
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struct Surface;
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/**
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* Checks for presence of the thumbnail save header.
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* Seeks automatically back to start position after check.
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*
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* @param in stream to check for header
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*/
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bool checkThumbnailHeader(Common::SeekableReadStream &in);
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/**
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* Skips a thumbnail, if present.
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*
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* @param in stream to process
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*/
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bool skipThumbnail(Common::SeekableReadStream &in);
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/**
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* Loads a thumbnail from the given input stream.
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* The loaded thumbnail will be automatically converted to the
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* current overlay pixelformat.
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*/
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bool loadThumbnail(Common::SeekableReadStream &in, Graphics::Surface &to);
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/**
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* Saves a thumbnail to the given write stream.
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* Automatically creates a thumbnail from screen contents.
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*/
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bool saveThumbnail(Common::WriteStream &out);
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/**
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* Saves a (given) thumbnail to the given write stream.
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*/
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bool saveThumbnail(Common::WriteStream &out, const Graphics::Surface &thumb);
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} // End of namespace Graphics
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#endif
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