sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // FONT related classes and font cache
sl@0: // 
sl@0: //
sl@0: 
sl@0: #ifndef __WSFONT_H__
sl@0: #define __WSFONT_H__
sl@0: 
sl@0: #include <e32std.h>
sl@0: #include <w32std.h>
sl@0: #include "w32cmd.h"
sl@0: #include <bitstd.h>
sl@0: #include <bitdev.h>
sl@0: #include <e32svr.h>
sl@0: #include "OBJECT.H"
sl@0: #include "CLIENT.H"
sl@0: #include "server.h"
sl@0: 
sl@0: class CWsAnim;
sl@0: 
sl@0: class CAnimFbsFont : public CFbsBitGcFont
sl@0: 	{
sl@0: 	friend class CWsAnim;
sl@0: public:
sl@0: 	static CAnimFbsFont* NewL(TInt aHandle,TInt& aError);
sl@0: 	void Open();
sl@0: 	void Close();
sl@0: 	inline TInt Duplicate(TInt aHandle);
sl@0: private:
sl@0: 	CAnimFbsFont();
sl@0: 	~CAnimFbsFont();
sl@0: private:
sl@0: 	TInt iAccessCount;
sl@0: 	};
sl@0: 
sl@0: class CWsFontCache;
sl@0: 
sl@0: class CWsFbsFont : public CFbsBitGcFont
sl@0: 	{
sl@0: public:
sl@0: 	~CWsFbsFont();
sl@0: 	CWsFbsFont();
sl@0: 	inline TInt Duplicate(TInt aHandle);
sl@0: 	inline TInt Handle() const;
sl@0: 	inline void Reset();
sl@0: public:
sl@0: 	TDblQueLink iLink;
sl@0: 	TInt iCount;
sl@0: 	};
sl@0: 
sl@0: class CWsFontCache : public CBase
sl@0: 	{
sl@0: 	enum {EFontCacheSize=128};
sl@0: public:
sl@0: 	static void CreateInstanceL();
sl@0: 	static void DestroyInstance();
sl@0: 	static CWsFontCache * Instance() { return iSelf; }
sl@0: 	TBool UseFont(CWsFbsFont *&aFont, TInt aHandle);
sl@0: 	void ReleaseFont(CWsFbsFont *&aFont);
sl@0: 	static TDblQue<CWsFbsFont>& List();
sl@0: private:
sl@0: 	CWsFontCache();
sl@0: 	~CWsFontCache();
sl@0: private:
sl@0: 	static CWsFontCache * iSelf;
sl@0: 	static TDblQue<CWsFbsFont> * iList;
sl@0: 	CWsFbsFont iFont[EFontCacheSize];
sl@0: 	};
sl@0: 
sl@0: inline TInt CWsFbsFont::Duplicate(TInt aHandle)
sl@0: 	{return(CFbsBitGcFont::Duplicate(aHandle));}
sl@0: inline TInt CWsFbsFont::Handle() const
sl@0: 	{return(CFbsBitGcFont::Handle());}
sl@0: inline void CWsFbsFont::Reset()
sl@0: 	{CFbsBitGcFont::Reset();}
sl@0: //
sl@0: inline TInt CAnimFbsFont::Duplicate(TInt aHandle)
sl@0: 	{return(CFbsFont::Duplicate(aHandle));}
sl@0: 
sl@0: #endif