// engine.h
//
// Copyright (c) 2000 Symbian Ltd.  All rights reserved.

#ifndef __ENGINE_H
#define __ENGINE_H

#include <e32base.h>
#include <s32std.h>

class CGameEngine : public CBase
	{
public:
	~CGameEngine();
	// interrogate
	const TDesC& LastSent() const;
	const TDesC& LastReceived() const;
	// set - basic state
	void Reset(); // resets everything, including blank state, loopback protocol
	// set - messages
	void SetLastSentL(const TDesC& aString);
	void SetLastReceivedL(const TDesC& aString);
	// persistence
	void ExternalizeL(RWriteStream& aStream) const;
	void InternalizeL(RReadStream& aStream);
	TStreamId StoreL(CStreamStore& aStore) const;
	void RestoreL(const CStreamStore& aStore, TStreamId aStreamId);
private:
	// message log
	HBufC* iLastSent;
	HBufC* iLastReceived;
	};

#endif