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author | Eugene Sandulenko | 2010-10-18 19:17:38 +0000 |
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committer | Eugene Sandulenko | 2010-10-18 19:17:38 +0000 |
commit | 86d650926f9b991b6398e4ad4b0613ac264dfbaa (patch) | |
tree | 5e6791249fa5fce7dd3e1a6406dff4bf720ca085 /engines/lastexpress/data/background.h | |
parent | c92d2bc234f2f73a9629b3622cd5e66c57439cda (diff) | |
download | scummvm-rg350-86d650926f9b991b6398e4ad4b0613ac264dfbaa.tar.gz scummvm-rg350-86d650926f9b991b6398e4ad4b0613ac264dfbaa.tar.bz2 scummvm-rg350-86d650926f9b991b6398e4ad4b0613ac264dfbaa.zip |
LASTEXPRESS: Merge in the engine.
svn-id: r53579
Diffstat (limited to 'engines/lastexpress/data/background.h')
-rw-r--r-- | engines/lastexpress/data/background.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/engines/lastexpress/data/background.h b/engines/lastexpress/data/background.h new file mode 100644 index 0000000000..fc1cc26fa4 --- /dev/null +++ b/engines/lastexpress/data/background.h @@ -0,0 +1,81 @@ +/* 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. + * + * $URL$ + * $Id$ + * + */ + +#ifndef LASTEXPRESS_BACKGROUND_H +#define LASTEXPRESS_BACKGROUND_H + +/* + Background file format (.BG) + + header: + uint32 {4} - position X on screen + uint32 {4} - position Y on screen + uint32 {4} - image width + uint32 {4} - image height + uint32 {4} - red colour channel data size + uint32 {4} - blue colour channel data size + uint32 {4} - green colour channel data size + + data: + byte {x} - red colour channel data + byte {x} - blue colour channel data + byte {x} - green colour channel data +*/ + +#include "lastexpress/drawable.h" + +#include "common/stream.h" + +namespace LastExpress { + +class Background : public Drawable { +public: + Background(); + ~Background(); + + bool load(Common::SeekableReadStream *stream); + + Common::Rect draw(Graphics::Surface *surface); + +private: + struct BackgroundHeader { + uint32 posX; ///< position X on screen + uint32 posY; ///< position Y on screen + uint32 width; ///< image width + uint32 height; ///< image height + uint32 redSize; ///< red color channel data size + uint32 blueSize; ///< blue color channel data size + uint32 greenSize; ///< green color channel data size + }; + + BackgroundHeader _header; + uint16 *_data; ///< decoded background data + + byte *decodeComponent(Common::SeekableReadStream *in, uint32 inSize, uint32 outSize) const; +}; + +} // End of namespace LastExpress + +#endif // LASTEXPRESS_BACKGROUND_H |