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diff --git a/common/EventRecorder.h b/common/EventRecorder.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 COMMON_EVENTRECORDER_H
+#define COMMON_EVENTRECORDER_H
+
+#include "common/scummsys.h"
+#include "common/events.h"
+#include "common/singleton.h"
+#include "common/savefile.h"
+#include "common/mutex.h"
+#include "common/array.h"
+
+#define g_eventRec (Common::EventRecorder::instance())
+
+namespace Common {
+
+/**
+ * Our generic event recorder.
+ *
+ * TODO: Add more documentation.
+ */
+class EventRecorder : private EventSource, private EventObserver, public Singleton<EventRecorder> {
+	friend class Common::Singleton<SingletonBaseType>;
+	EventRecorder();
+	~EventRecorder();
+public:
+	void init();
+	void deinit();
+
+	/** Register random source so it can be serialized in game test purposes */
+	void registerRandomSource(Common::RandomSource &rnd, const char *name);
+
+	/** TODO: Add documentation, this is only used by the backend */
+	void processMillis(uint32 &millis);
+
+private:
+	bool notifyEvent(const Common::Event &ev);
+	bool pollEvent(Common::Event &ev);
+	bool allowMapping() const { return false; }
+
+	class RandomSourceRecord {
+	public:
+		Common::String name;
+		uint32 seed;
+	};
+	Common::Array<RandomSourceRecord> _randomSourceRecords;
+
+	bool _recordSubtitles;
+	volatile uint32 _recordCount;
+	volatile uint32 _lastRecordEvent;
+	volatile uint32 _recordTimeCount;
+	Common::OutSaveFile *_recordFile;
+	Common::OutSaveFile *_recordTimeFile;
+	Common::MutexRef _timeMutex;
+	Common::MutexRef _recorderMutex;
+	volatile uint32 _lastMillis;
+
+	volatile uint32 _playbackCount;
+	volatile uint32 _playbackDiff;
+	volatile bool _hasPlaybackEvent;
+	volatile uint32 _playbackTimeCount;
+	Common::Event _playbackEvent;
+	Common::InSaveFile *_playbackFile;
+	Common::InSaveFile *_playbackTimeFile;
+
+	volatile uint32 _eventCount;
+	volatile uint32 _lastEventCount;
+
+	enum RecordMode {
+		kPassthrough = 0,
+		kRecorderRecord = 1,
+		kRecorderPlayback = 2
+	};
+	volatile RecordMode _recordMode;
+	Common::String _recordFileName;
+	Common::String _recordTempFileName;
+	Common::String _recordTimeFileName;
+};
+
+} // end of namespace Common
+
+#endif
+