/*

* Copyright (c) 1995-2010 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 TISOLATEDFONTSTORE_H

#define TISOLATEDFONTSTORE_H

#include <e32std.h>

#include <e32base.h>

#include <fntstore.h>

/**

Class to create an isolated version of the font store; upon construction

the font store pointer contains a FontStore in its initial state. Functions

are provided to complete the loading of rasterizers and fonts if required.

 */

class CTIsolatedFontStore : public CBase

	{

public:

	~CTIsolatedFontStore();

	static CTIsolatedFontStore* NewL();

	static CTIsolatedFontStore* NewLC();

	static CTIsolatedFontStore* NewL(RHeap*);

	static CTIsolatedFontStore* NewLC(RHeap*);

	void LoadRasterizersL();

private:

	CTIsolatedFontStore();

	CTIsolatedFontStore(RHeap* aHeap);

	void ConstructL();

	void ListImplementationsWithRetry(TUid& aInterfaceUid, RImplInfoPtrArray &aImplementationArray, TBool aRomOnly);

	void SafeInstallOfRasterizerL(TUid aInterfaceImplUid);

public:

	CFontStore* iFs;

private:

	RHeap* iHeap;

	// Indicate the ownership of iHeap.

	// ETrue means iHeap is allocated in ConstructL() and owned by CTIsolatedFontStore in current process; 

    // EFalse means iHeap is a pointer to a heap which is passed in as parameter. Do not take ownership.  

	TBool  iIsHeapOwner; 

	};

#endif // TISOLATEDFONTSTORE_H