// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "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:

//

#ifndef __WSGRAPHICMSGBUF_H__

#define __WSGRAPHICMSGBUF_H__

#include <e32std.h>

class TWsGraphicMsgBufParser

/** Utility class for parsing incoming data associated with individual draw commands

@see CWindowGc::DrawWsGraphic

@see RWsGraphicMsgBuf

@publishedPartner

@released

*/	{

public:

	IMPORT_C TWsGraphicMsgBufParser(const TDesC8& aData);

	IMPORT_C TInt Verify() const;

	IMPORT_C TInt Count() const;

	IMPORT_C TUid Uid(TInt aIndex) const;

	IMPORT_C TPtrC8 Data(TInt aIndex) const;

	IMPORT_C TInt Find(TUid aUid,TInt aStartingFrom = 0) const;

	IMPORT_C TBool LoadFixed(TUid aUid,TAny* aMsg,TInt aMsgSize,TInt aStartingFrom = 0) const;

protected:

	TInt IntAt(TInt aOfs) const;

protected:

	const TDesC8& iData;

	};

class TWsGraphicMsgAnimation

/** Utility class for parsing incoming TWsGraphicAnimation messages

@see CWindowGc::DrawWsGraphic

@see RWsGraphicMsgBuf

@publishedPartner

@released

*/	{

public:

	IMPORT_C TWsGraphicMsgAnimation();

	IMPORT_C TInt Load(const TWsGraphicMsgBufParser& aData);

	IMPORT_C TInt Load(const TWsGraphicMsgBufParser& aData,TInt aIndex);

	IMPORT_C TTimeIntervalMicroSeconds AnimationTime(const TTime& aNow,const TTimeIntervalMicroSeconds& aAnimationLength) const;

	IMPORT_C TBool IsPlaying(const TTime& aNow,const TTimeIntervalMicroSeconds& aAnimationLength) const;

private:

	enum

		{

		// animation state in lowest nibble

		EStopped	= 0x00,

		EPlaying	= 0x01,

		EStopping	= 0x02,

		EPaused		= 0x03,

		EStateMask	= 0x0F,

		// other flags above

		ELoop		= 0x10

		};

	TUint iFlags;

	TTime iPlay;

	TTime iPauseOrStopping;

	};

#endif //__WSGRAPHICMSGBUF_H__