// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// omap3530\beagle_variant\inc\serialmouse.h

// Header for serial mouse driver

//

#ifndef __VSERIALMOUSE_H__

#define __VSERIALMOUSE_H__

#include <e32cmn.h>

#include <assp/omap3530_assp/omap3530_uart.h>

class TSerialMouse

{

public:

	TSerialMouse();

	~TSerialMouse();

	TInt Create();

	static void Isr(TAny* aPtr);

	TInt HalFunction(TInt aFunction, TAny* a1, TAny* a2);

private:

	static void KeyDfcFn(TAny* aPtr);

	inline void KeyDfc();

	TInt Scale(const TInt& aVal);

	void Clip(TInt& aX, TInt& aY);

	void GetScreenInfo();

	enum TState	{ ENormal, EEscapingStart, EEscapingType1, EEscapingType2 };

private:

	TDfc    iKeyDfc;

	TUint   iKey;

	TInt    iDebugPort;

	TState  iState;

	Omap3530Uart::TUart	iUart;

	TUint	iPrmClientId;

private:

	TInt iScreenWidth;

	TInt iScreenHeight;

	TInt iByteIndex;

	TUint8 iB0;

	TUint8 iB1;

	TUint8 iB2;

	TInt iX;

	TInt iY;

	TInt iLastX;

	TInt iLastY;

	TBool iLastLeftButtonDown;

	TBool iLastRightButtonDown;

#ifdef _FRAME_BUFFER_CURSOR_

	void DrawCursor(TInt x, TInt y);

	void Blit(TInt x, TInt y, TUint16 aColour);

	TUint8* iVideoAddress;

	TUint16* iCursorBuffer;

#endif	

}; 

#endif /* __VSERIALMOUSE_H__ */