windowing/windowserver/nonnga/SERVER/wsfont.h
author Matt Plumtree <matt.plumtree@nokia.com>
Fri, 06 Aug 2010 17:05:20 +0100
branchNewGraphicsArchitecture
changeset 143 3db46cb3f779
parent 0 5d03bc08d59c
permissions -rw-r--r--
Fix TRANSPARENCY_NONE composition for surfaces narrower than the context. Improve performance of point sample scaling with 8-bit samples, by using fixed point code Allow any non-zero value for the boolean attribute WFC_ELEMENT_SOURCE_FLIP Simplify RemoveElement code
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// FONT related classes and font cache
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// 
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//
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#ifndef __WSFONT_H__
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#define __WSFONT_H__
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#include <e32std.h>
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#include <w32std.h>
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#include "w32cmd.h"
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#include <bitstd.h>
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#include <bitdev.h>
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#include <e32svr.h>
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#include "OBJECT.H"
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#include "CLIENT.H"
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#include "server.h"
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class CWsAnim;
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class CAnimFbsFont : public CFbsBitGcFont
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	{
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	friend class CWsAnim;
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public:
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	static CAnimFbsFont* NewL(TInt aHandle,TInt& aError);
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	void Open();
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	void Close();
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	inline TInt Duplicate(TInt aHandle);
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private:
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	CAnimFbsFont();
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	~CAnimFbsFont();
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private:
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	TInt iAccessCount;
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	};
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class CWsFontCache;
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class CWsFbsFont : public CFbsBitGcFont
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	{
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public:
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	~CWsFbsFont();
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	CWsFbsFont();
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	inline TInt Duplicate(TInt aHandle);
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	inline TInt Handle() const;
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	inline void Reset();
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public:
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	TDblQueLink iLink;
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	TInt iCount;
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	};
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class CWsFontCache : public CBase
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	{
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	enum {EFontCacheSize=128};
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public:
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	static void CreateInstanceL();
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	static void DestroyInstance();
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	static CWsFontCache * Instance() { return iSelf; }
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	TBool UseFont(CWsFbsFont *&aFont, TInt aHandle);
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	void ReleaseFont(CWsFbsFont *&aFont);
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	static TDblQue<CWsFbsFont>& List();
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private:
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	CWsFontCache();
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	~CWsFontCache();
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private:
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	static CWsFontCache * iSelf;
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	static TDblQue<CWsFbsFont> * iList;
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	CWsFbsFont iFont[EFontCacheSize];
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	};
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inline TInt CWsFbsFont::Duplicate(TInt aHandle)
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	{return(CFbsBitGcFont::Duplicate(aHandle));}
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inline TInt CWsFbsFont::Handle() const
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	{return(CFbsBitGcFont::Handle());}
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inline void CWsFbsFont::Reset()
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	{CFbsBitGcFont::Reset();}
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//
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inline TInt CAnimFbsFont::Duplicate(TInt aHandle)
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	{return(CFbsFont::Duplicate(aHandle));}
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#endif