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diff --git a/engines/lastexpress/data/animation.h b/engines/lastexpress/data/animation.h
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+++ b/engines/lastexpress/data/animation.h
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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.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef LASTEXPRESS_ANIMATION_H
+#define LASTEXPRESS_ANIMATION_H
+
+/*
+	Animation format (.NIS)
+
+	uint32 {4}    - Number of chunks
+
+	// for each chunk
+	    uint16 {2}    - Type
+	    uint16 {2}    - Tag
+	    uint32 {4}    - Size of chunk
+	    byte {x}      - Data (for "data" chunks: backgrounds, overlay & audio data)
+*/
+
+#include "lastexpress/drawable.h"
+
+#include "common/array.h"
+#include "common/stream.h"
+
+namespace LastExpress {
+
+class AnimFrame;
+class AppendableSound;
+
+class Animation : public Drawable {
+public:
+	enum FlagType {
+		kFlagDefault = 16384,
+		kFlagProcess = 49152
+	};
+
+	Animation();
+	~Animation();
+
+	bool load(Common::SeekableReadStream *stream, int flag = kFlagDefault);
+	bool process();
+	bool hasEnded();
+	Common::Rect draw(Graphics::Surface *surface);
+	void play();
+
+private:
+	static const uint32 _soundBlockSize = 739;
+
+	// despite their size field, info chunks don't have a payload
+	enum ChunkType {
+		kChunkTypeUnknown1          = 1,
+		kChunkTypeUnknown2          = 2,
+		kChunkTypeAudioInfo         = 3,
+		kChunkTypeUnknown4          = 4,
+		kChunkTypeUnknown5          = 5,
+		kChunkTypeBackground1       = 10,
+		kChunkTypeSelectBackground1 = 11,
+		kChunkTypeBackground2       = 12,
+		kChunkTypeSelectBackground2 = 13,
+		kChunkTypeOverlay           = 20,
+		kChunkTypeUpdate            = 21,
+		kChunkTypeUpdateTransition  = 22,
+		kChunkTypeSound1            = 30,
+		kChunkTypeSound2            = 31,
+		kChunkTypeAudioData         = 32,
+		kChunkTypeAudioEnd          = 99
+	};
+
+	struct Chunk {
+		ChunkType type;
+		uint16 frame;
+		uint32 size;
+	};
+
+	void reset();
+	AnimFrame *processChunkFrame(Common::SeekableReadStream *in, const Chunk &c) const;
+	void processChunkAudio(Common::SeekableReadStream *in, const Chunk &c);
+
+	Common::SeekableReadStream *_stream;
+	Common::Array<Chunk> _chunks;
+	Common::Array<Chunk>::iterator _currentChunk;
+	AnimFrame *_overlay, *_background1, *_background2;
+	byte _backgroundCurrent;
+	AppendableSound *_audio;
+
+	uint32 _startTime;
+	bool _changed;
+	int _flag;
+};
+
+} // End of namespace LastExpress
+
+#endif // LASTEXPRESS_ANIMATION_H