fontservices/fontstore/inc/FNTSTORE.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Sat, 20 Feb 2010 00:37:46 +0200
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 1995-2009 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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*
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*/
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#ifndef FNTSTORE_H__
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#define FNTSTORE_H__
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#include <e32std.h>
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#include <f32file.h>
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#include <gdi.h>
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#include <openfont.h>
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#include <linkedfonts.h>
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/** Defines the maximum number of linked typefaces that may be placed in a linked typeface specification 
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WARNING: Constant for internal use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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const TInt KMaxLinkedTypefaces = 12;
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/** Defines the maximum number of linked typeface groups that may be placed in a linked typeface specification
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WARNING: Constant for internal use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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const TInt KMaxLinkedTypefaceGroups = 12;
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/** Defines the maximun number of threads that may tranverse the COpenFontSessionCacheList (read-only)
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 @publishedAll
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 @released
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 */ 
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const TInt KSessionCacheSemaphoreCount = 12;
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/** Defines the name of the semaphore which is used to exclude threads that may tranverse 
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 * the COpenFontSessionCacheList (read-only) with FBserv.
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 @publishedAll
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 @released
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 */
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_LIT(KSessionCacheSemaphoreName,"FBSSessionCacheSemaphore");
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class CLinkedTypefaceSpecification;
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class TLinkedTypefaceSpecificationArgs;
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class CFbClient;
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class CFontStoreFile;
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class CFontBitmap;
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class RReadStream;
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class TTypefaceFontBitmap;
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class TShapeHeader;
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class TShapeMessageParameters;
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class CTypefaceSupportInfo;
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class COpenFontRasterizer;
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class CLinkedTypefaceGroup;
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IMPORT_C extern const TInt8 KLinkedFontDrive;
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IMPORT_C extern const TUint32 KFontTable_GlyphOutline_CacheMaxMem;
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/**
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WARNING: Class for internal use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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class TCharacterMetrics
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	{
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public:
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	IMPORT_C TCharacterMetrics();
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public:
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	TInt16 iAscentInPixels;
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	TInt16 iHeightInPixels;
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	TInt16 iLeftAdjustInPixels;
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	TInt16 iMoveInPixels;
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	TInt16 iRightAdjustInPixels;
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	};
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/** 
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An algorithmic style for how a font is drawn.
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Holds attributes such as whether the font is bold or italic, and the width 
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and height factors. This is used as an input parameter for the GetFontById() method
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of some font management classes. See CWsScreenDevice::GetFontById() for more information.
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@publishedAll
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@released
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@see CWsScreenDevice::GetFontById()
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@see CFbsTypefaceStore::GetFontById()
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@see CFbsDevice::GetFontById()
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*/
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class TAlgStyle
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	{
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public:
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	IMPORT_C TAlgStyle();
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	IMPORT_C void SetIsBold(TBool aIsBold);
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	IMPORT_C void SetIsItalic(TBool aIsItalic);
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	IMPORT_C void SetIsMono(TBool aIsMono);
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	IMPORT_C void SetWidthFactor(TInt aWidthFactor);
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	IMPORT_C void SetHeightFactor(TInt aHeightFactor);
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	IMPORT_C TBool IsBold() const;
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	IMPORT_C TBool IsItalic() const;
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	IMPORT_C TBool IsMono() const;
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	IMPORT_C TInt WidthFactor() const;
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	IMPORT_C TInt HeightFactor() const;
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	IMPORT_C TBool operator==(const TAlgStyle& aAlgStyle) const;
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	TBool operator!=(const TAlgStyle& aAlgStyle) const;
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public:
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	/** Baseline offset in pixels. */
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	TInt iBaselineOffsetInPixels;
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private:
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	enum
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		{
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		EBold=1,
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		EItalic=2,
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		EMono=4,
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		};
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	/** This member is private and not intended for use. */
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	TInt8 iFlags;
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	/** This member is private and not intended for use. */
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	TInt8 iWidthFactor;
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	/** This member is private and not intended for use. */
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	TInt8 iHeightFactor;
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	};
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   133
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/** 
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Bitmap font class.
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An object of this class may either access and use a bitmap font (a CFontBitmap)
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or an open font (a COpenFont).
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Stored in a CFontStore.
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@publishedAll
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@released
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*/
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class CBitmapFont : public CFont
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	{
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	friend class CFbsFont;
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	friend class CFontStore;
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	friend class CFbsBitGc;
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public:
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	// New functions
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	TUid Uid() const;
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	IMPORT_C TCharacterMetrics CharacterMetrics(TInt aCode,const TUint8*& aBytes) const;
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	IMPORT_C TBool GetCharacterData(TInt aSessionHandle, TInt aCode, TOpenFontCharMetrics& aMetrics, const TUint8*& aBitmap) const;
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	IMPORT_C TBool Rasterize(TInt aSessionHandle,TInt aCode,TOpenFontGlyphData* aGlyphData) const;
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	IMPORT_C void GetFontMetrics(TOpenFontMetrics& aMetrics) const;
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	IMPORT_C TBool GetFaceAttrib(TOpenFontFaceAttrib& aAttrib) const;
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	IMPORT_C TInt BitmapEncoding() const;
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	IMPORT_C TBool HasCharacterL(TInt aCode) const;
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	IMPORT_C TBool CharacterNeedsToBeRasterized(TInt aSessionHandle,TInt aCode) const;
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	IMPORT_C TShapeHeader* ShapeTextL(const TDesC16& aText,
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		TInt aSessionHandle, const TShapeMessageParameters& aParams);
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	IMPORT_C void DeleteShape(TInt aSessionHandle,TShapeHeader* aHeader);
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	IMPORT_C void operator delete(TAny*);
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	inline TBool IsOpenFont() const;
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	inline COpenFont* OpenFont() const;
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	inline TGlyphBitmapType GlyphBitmapType() const;
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	IMPORT_C TUint32 UniqueFontId();
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	IMPORT_C TInt GetFontTable(TUint32 aTag, TAny*& aTableContent, 
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	        TInt& aLength, TInt aSessionHandle);
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    IMPORT_C TInt GetGlyphOutline(TUint aCode,  
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            TBool aHinted, TAny*& aOutline, TInt& aLength, TInt aSessionHandle);
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    IMPORT_C void ReleaseGlyphOutlines(TInt aCount, const TUint* aCodes,  
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            TBool aHinted, TInt aSessionHandle);
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    IMPORT_C void ReleaseFontTable(TUint32 aTag, TInt aSessionHandle);
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private:
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	// From CFont
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	IMPORT_C virtual TUid DoTypeUid() const;
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	IMPORT_C virtual TInt DoHeightInPixels() const;
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	IMPORT_C virtual TInt DoAscentInPixels() const;
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	IMPORT_C virtual TInt DoCharWidthInPixels(TChar aChar) const;
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	IMPORT_C virtual TInt DoTextWidthInPixels(const TDesC &aText) const;
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	IMPORT_C virtual TInt DoBaselineOffsetInPixels() const;
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	IMPORT_C virtual TInt DoTextCount(const TDesC &aText, TInt aWidthInPixels) const;
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	IMPORT_C virtual TInt DoTextCount(const TDesC &aText, TInt aWidthInPixels, TInt &aExcessWidthInPixels) const;
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	IMPORT_C virtual TInt DoMaxCharWidthInPixels() const;
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	IMPORT_C virtual TInt DoMaxNormalCharWidthInPixels() const;
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	IMPORT_C virtual TFontSpec DoFontSpecInTwips() const;
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	IMPORT_C virtual TInt DoExtendedFunction(TUid aFunctionId, TAny* aParam = NULL) const;
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   188
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private:
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	CBitmapFont(RHeap* aHeap,const TFontSpec& aFontSpecInTwips, const TAlgStyle& aAlgStyle, CFontBitmap* aFontBitmap);
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	CBitmapFont(RHeap* aHeap,const TFontSpec& aFontSpecInTwips, const TAlgStyle& aAlgStyle, COpenFont* aOpenFont);
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	void ConstructL();
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	~CBitmapFont();
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	static CBitmapFont* NewL(RHeap* aHeap, const TFontSpec& aFontSpecInTwips, const TAlgStyle& aAlgStyle, CFontBitmap* aFontBitmap);
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	static CBitmapFont* NewL(RHeap* aHeap, const TFontSpec& aFontSpecInTwips, const TAlgStyle& aAlgStyle, COpenFont* aOpenFont);
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   196
	inline void operator delete(TAny*, TAny*) {}
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   197
	TInt Width(TInt aNum) const;
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   198
	TInt Height(TInt aNum) const;
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   199
	CFontBitmap* FontBitmap() const;
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   200
	void InstallOpenFontShaper(COpenFont* aOpenFont, CShaper::TInput& aShaperInput);
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   201
	TInt DoTextWidthInPixels(const TDesC &aText, const TMeasureTextInput* aParam) const;
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	void SetUniqueFontId(TUint32 aUniqueFontId);
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   203
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private:
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	TFontSpec iFontSpecInTwips;
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   206
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public:
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	/** The algorithmic font style. */
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   209
	TAlgStyle iAlgStyle;	// must not move this member
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   210
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private:
1
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   212
    // Binary Compatibility warning - data member iOpenFont is referenced by inline methods
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   213
    RHeap* iHeap;
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   214
    TInt iFontBitmapOffset;
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    // In order to be able to work with the flexible memory model, iOpenFont is
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    // actually an offset from the address of this class.
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   218
    // iOpenFont's type remains unchanged.
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   219
    // As Qt code that uses OpenFont() must be able to run on new and old versions
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   220
    // of Symbian OS, it must be able to determine whether iOpenFont is a pointer or
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    // an offset at run-time.  Therefore an offset will have its lowest significant bit set to 1.
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    // If iOpenFont is null, this object is not an open font.
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    // Assumption: a pointer always has least significant bit value of zero.
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    COpenFont* iOpenFont; // if iOpenFont is non-null this is an open font and many functions are forwarded to it
0
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1
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    TUint32 iReserved;
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    TUint32 iUniqueFontId; // unique id for this instance of this font
0
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	};
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/**
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WARNING: Class for internal and partner use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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class TLinkedTypefaceGroupArgs
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	{
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public:
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	TInt iGroupId;
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	CLinkedTypefaceGroup::TScalingOption iScalingOption;
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	CLinkedTypefaceGroup::TBaselineShift iBaselineShift;
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	TInt iAntialiasingThreshold;
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	TInt iBoldnessPercentage;
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	TInt iItalicAngle;
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public:
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	void operator =(const CLinkedTypefaceGroup* aRhs);
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	};
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class COpenFontLinkedTypefaceElementSpec;
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class COpenFontLinkedTypefaceSpecification;
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/**
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WARNING: Class for internal and partner use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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class TLinkedTypefaceElementSpecArgs
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	{
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public:
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	TBufC<KMaxTypefaceNameLength> iName;
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	TBool iIsCanonical;
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	TInt iGroupId;
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	void operator = (const CLinkedTypefaceElementSpec* aRhs);
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	void operator = (const COpenFontLinkedTypefaceElementSpec* aRhs);
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	};
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/**
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WARNING: Class for internal and partner use ONLY.  Compatibility is not guaranteed in future releases.
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@publishedAll
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@released
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 */
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class TLinkedTypefaceSpecificationArgs
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	{
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public:
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	TBufC<KMaxTypefaceNameLength> iName;
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	TLinkedTypefaceElementSpecArgs iTypefaces[KMaxLinkedTypefaces];
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	TLinkedTypefaceGroupArgs iGroups[KMaxLinkedTypefaceGroups];
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	TInt	iSize;
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	TInt	iGroupSize;
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	TInt	iCanonicalIndex;
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	IMPORT_C void operator = (const CLinkedTypefaceSpecification& aRhs);
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	IMPORT_C void operator = (const COpenFontLinkedTypefaceSpecification& aRhs);
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	};
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class TUnhintedOutlineId;
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class THintedOutlineId;
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class CFontTableCache;
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class CUnhintedOutlineCache;
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class CHintedOutlineCache;
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class TFontTableGlyphOutlineCacheMemMonitor;
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class CFontStore : public CTypefaceStore
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/** 
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A store for fonts.
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Stores and handles both open and fixed-size fonts. Open fonts are made from 
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open (scalable) typefaces by Open Font plug-in rasterizers. Fonts of other 
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typefaces are stored in a limited number of fixed sizes. However, which is 
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being used is transparent to the user of this class. For example the GetNearestFont...() 
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functions get a bitmap font which may be retrieved from memory or generated 
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via a rasterizer.
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@publishedAll
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@released
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*/
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    {
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friend class CLinkedFonts;
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friend class CLinkedTypefaceSpecification; 
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public:
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	IMPORT_C static CFontStore* NewL(RHeap* aHeap);
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	IMPORT_C ~CFontStore();
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	IMPORT_C TUid AddFileL(const TDesC& aName);
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	IMPORT_C void RemoveFile(TUid aFileUid);
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	IMPORT_C TInt GetNearestFontInTwips(CFont *&aFont, const TFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontInPixels(CFont *&aFont, const TFontSpec &aFontSpec);
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	IMPORT_C TInt GetNearestFontToDesignHeightInTwips(CFont *&aFont, const TFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontToDesignHeightInPixels(CFont *&aFont, const TFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontToMaxHeightInTwips(CFont*& aFont, const TFontSpec& aFontSpec, TInt aMaxHeight);
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	IMPORT_C TInt GetNearestFontToMaxHeightInPixels(CFont*& aFont, const TFontSpec& aFontSpec, TInt aMaxHeight);
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	IMPORT_C TInt GetNearestFontInTwips(CFont *&aFont, const TOpenFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontInPixels(CFont *&aFont, const TOpenFontSpec &aFontSpec);
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	IMPORT_C TInt GetNearestFontToDesignHeightInTwips(CFont *&aFont, const TOpenFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontToDesignHeightInPixels(CFont *&aFont, const TOpenFontSpec& aFontSpec);
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	IMPORT_C TInt GetNearestFontToMaxHeightInTwips(CFont*& aFont, const TOpenFontSpec& aFontSpec, TInt aMaxHeight);
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	IMPORT_C TInt GetNearestFontToMaxHeightInPixels(CFont*& aFont, const TOpenFontSpec& aFontSpec, TInt aMaxHeight);
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	IMPORT_C TInt GetFontById(CFont *&aFont,TUid aUid,const TAlgStyle& aAlgStyle);
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diff changeset
   330
	IMPORT_C TInt NumTypefaces() const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
	IMPORT_C void TypefaceSupport(TTypefaceSupport &aTypefaceSupport,TInt aTypefaceIndex) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
	IMPORT_C TInt FontHeightInTwips(TInt aTypefaceIndex,TInt aHeightIndex) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
	IMPORT_C TInt FontHeightInPixels(TInt aTypefaceIndex,TInt aHeightIndex) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
	IMPORT_C void InstallRasterizerL(COpenFontRasterizer* aRasterizer);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
	IMPORT_C void DeleteSessionCache(TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
	inline TGlyphBitmapType DefaultBitmapType() const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
	inline void SetDefaultBitmapType(TGlyphBitmapType aType);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
	IMPORT_C void InstallShaperFactoryL(CShaperFactory* aShaperFactory);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
	const CArrayPtrFlat<CShaperFactory>* ShaperFactoryList() const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
	COpenFontSessionCacheList* GetSessionCacheList();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
	TInt GetShaperCacheMemUsage();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   342
	void SetShaperCacheMemUsage(TInt aUsage);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
	CArrayPtrFlat<COpenFontFile>* GetOpenFontFileList();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
	void IncNumShaperCaches();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
	void DecNumShaperCaches();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
	TInt GetNumShaperCaches();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
	IMPORT_C TInt CreateLinkedTypeface(const TLinkedTypefaceSpecificationArgs &aLinkedTypefaceSpec, TInt aSession, TInt& aId);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
	IMPORT_C void GetLinkedTypefaceL(TLinkedTypefaceSpecificationArgs &aLinkedTypefaceSpec);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
	IMPORT_C TBool HaveTypefaceFamilyName(const TDesC& aName);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
	IMPORT_C void UpdateLinkedTypefaceL(const TLinkedTypefaceSpecificationArgs& aLinkedTypefaceSpec);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
	IMPORT_C void LoadFontsAtStartupL();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
	IMPORT_C TBool GetFontFilePath(const TDesC& aFontName, TFileName& aFilePath) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
    IMPORT_C void CleanupCacheOnFbsSessionTermination(TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
	
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
	TInt CacheFontTable(TUid aFileUid, TUint32 aTag, TAny*& aContent, TInt aLength);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
	TInt ReleaseFontTable(TUid aFileUid, TUint32 aTag, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
	TInt FindFontTableInCache(TUid aFileUid, TUint32 aTag, TAny*& aContent, TInt& aLength);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
	TInt IncFontTableRefCount(TUid aFileUid, TUint32 aTag, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
	TInt DecFontTableRefCount(TUid aFileUid, TUint32 aTag, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
	TInt CacheUnhintedOutline(const TUnhintedOutlineId& aOutlineId, TAny* aData, 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
	        TInt aLength, TAny*& aOutline, TInt& aLen);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
	TInt CacheHintedOutline(const THintedOutlineId& aOutlineId, TAny* aData, TInt aLength,
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
	        TAny*& aOutline, TInt& aLen);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
	TInt ReleaseUnhintedOutline(const TUnhintedOutlineId& aOutlineId, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
	TInt ReleaseHintedOutline(const THintedOutlineId& aOutlineId, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
	TInt IncreaseUnhintedOutlineRefCount(const TUnhintedOutlineId& aOutlineId, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
	TInt IncreaseHintedOutlineRefCount(const THintedOutlineId& aOutlineId, TInt aSessionHandle);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
	TInt FindUnhintedOutlineInCache(const TUnhintedOutlineId& aOutlineId, TAny*& aData, 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
	        TInt &aLength);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
	TInt FindHintedOutlineInCache(const THintedOutlineId& aOutlineId, TAny*& aData, TInt& aLength);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
    void CleanupCacheOnOpenFontRemoval(COpenFont* aFont);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
    void CleanupCacheOnOpenFontFileRemoval(COpenFontFile* aFontFile);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
private:
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
	CFontStore(RHeap* aHeap);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
	void ConstructL();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
	void InternalizeFontStoreFileL(CFontStoreFile* aFontStoreFile, TInt aFontVersion);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
	TTypeface* GetNearestTypeface(const TTypeface& aTypeface) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
	TTypefaceFontBitmap GetNearestTypefaceFontBitmap(const TFontSpec& aFontSpecInPixels, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
	CFontBitmap* GetFontBitmapById(TUid aUid);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
	TBool IsFontLoaded(CFont*& aFont, const TAlgStyle& aAlgStyle, const TFontSpec& aFontSpecInPixels, TUid aUid, TInt aMaxHeight = 0) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
	TBool IsFontLoaded(CFont*& aFont, const TAlgStyle& aAlgStyle, const TOpenFontSpec& aFontSpecInPixels, TInt aMaxHeight) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
	CBitmapFont* NewFontL(const TFontSpec& aFontSpecInTwips,const TAlgStyle& aAlgStyle,CFontBitmap* aFontBitmap);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
	CBitmapFont* NewFontL(const TOpenFontSpec& aFontSpecInTwips,const TAlgStyle& aAlgStyle,COpenFont* aOpenFont);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
	TInt VerticalPixelsToTwips(TInt aPixelHeight) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
	TInt VerticalTwipsToPixels(TInt aTwipsHeight) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
	void GetNearestBitmapFontInPixelsL(CFont*& aFont, TFontSpec& aFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
	void GetNearestOpenFontInPixelsL(
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
	CFont*& aFont, TOpenFontSpec& aActualFontSpec, const TOpenFontSpec& aDesiredFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
	TInt GetNearestRealFontInPixels(CFont*& aFont, const TOpenFontSpec& aFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
	TInt GetNearestFontInPixelsL(CFont*& aFont, const TOpenFontSpec& aFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
	TInt CreateLinkedTypefaceL(const TLinkedTypefaceSpecificationArgs &aLinkedTypefaceSpec, TInt aSession, TInt& aId);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
	TInt GetCanonicalIndex(TInt aTypefaceIndex) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
	void TypefaceSupportLinked(TTypefaceSupport &aTypefaceSupport, TInt aTypefaceIndex) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
	TInt GetNearestFontInPixels(CFont*& aFont, const TOpenFontSpec& aFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
	void SanityCheckForTtfL(RFile& aFile, TUint aFontFileSize, TBool aStrictChecking);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
	void SanityCheckFontFileL(TParse& aParse);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
	TInt GetNearestOpenFontInPixelsByFontName(COpenFont*& aNearestOpenFont, TOpenFontSpec& aActualFontSpec, const TOpenFontSpec& aDesiredFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
	TInt GetNearestOpenFontInPixelsBySimilarity(COpenFont*& aNearestOpenFont, TOpenFontSpec& aActualFontSpec, const TOpenFontSpec& aDesiredFontSpec, TInt aMaxHeight);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
	TInt AddTypefacesToSupportList(COpenFontFile* aOpenFontFile);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
	void RemoveTypefacesFromSupportList(COpenFontFile* aOpenFontFile);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
	TInt FindBitmapFontFileIndexByUid(TUid aUid);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
	TBool IncRefCountOfLoadedFont(const TParse& aFileName, TUid& aFontUid);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
	TBool LoadFileAsOpenFontL(const TParse& aFileName, TUid& aFontUid);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
	TUid LoadFileAsBitmapFontL(const TParse& aParse);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
	static void CleanupRemoveFontFile(TAny* aCleanupInfo);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
	const TAny* FontLinkingInterface() const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
	TInt ValidateLinkedFontSpecificationL(COpenFontLinkedTypefaceSpecification& aSpec, TBool aOverwrite) const;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
	void GenerateLinkedFontFileL(COpenFontLinkedTypefaceSpecification& aSpec, const TAny* aExtension, TBool aUpdate);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
	void LoadFontsL(const TDesC& aFontsDir);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
	void AddSanityCheckedFontL(const TParse& aFileName, TUid& aUid);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
public:
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
	/** The width of 1000 pixels in twips.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
	
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
	This is set in the constructor. If the appropriate HALData attributes are 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
	set (EDisplayXPixels and EDisplayXTwips) then the value is calculated using 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
	these; otherwise the value is set to 11860. */
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
	TInt iKPixelWidthInTwips;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
	
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
	/** The height of 1000 pixels in twips.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
	
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
	This is set in the constructor. If the appropriate HALData attributes are 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
	set (EDisplayYPixels and EDisplayYTwips) then the value is calculated using 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
	these; otherwise the value is set to 11860. */
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
	TInt iKPixelHeightInTwips;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
private:
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
	// Binary Compatibility warning - data member iDefaultBitmapType is referenced by inline methods
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
	RFs iFs;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
	RHeap* iHeap;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
	CArrayPtrFlat<CFontStoreFile> iFontStoreFileList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
	CArrayPtrFlat<TTypeface> iTypefaceList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
	CArrayPtrFlat<CFontBitmap> iFontBitmapList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
	CArrayFixFlat<TTypefaceFontBitmap> iTypefaceFontBitmapList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
	CArrayPtrFlat<COpenFontFile> iOpenFontFileList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
	TInt iReserved[2];		// keep iDefaultBitmapType at the correct offset
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
    CFontTableCache *iFontTableCache;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
    CUnhintedOutlineCache *iUnhintedOutlineCache;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
    CHintedOutlineCache *iHintedOutlineCache;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
    TFontTableGlyphOutlineCacheMemMonitor *iCacheMemMon;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
	CArrayPtrFlat<COpenFontRasterizer> iOpenFontRasterizerList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
	COpenFontSessionCacheList* iOpenFontSessionCacheList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
	TInt iOpenFontUid;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
	TGlyphBitmapType iDefaultBitmapType;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
	CArrayPtrFlat<CShaperFactory> iShaperFactoryList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
	TInt iOpenFontShaperCacheMemUsage;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
	TInt iNumberOfShaperCaches;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
	RPointerArray<CTypefaceSupportInfo> iOpenFontTypefaceSupportList;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
	RArray<RHandleBase> *iHandleArray;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
	TAny* iUnused2;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
	TUint32 iUniqueFontIdCount;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
	};
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
// inline functions start here
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
/** Returns whether the bitmap font object is an open font (a COpenFont) rather 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
than a bitmap font (a CFontBitmap).
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
@return ETrue if the bitmap font object is using an open font (a COpenFont);
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
EFalse if it is using a bitmap font (a CFontBitmap).
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
@see OpenFont()
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
*/
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
inline TBool CBitmapFont::IsOpenFont() const
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
	{
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
	return iOpenFont != NULL;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
	}
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
1
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   468
0
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
/** Returns a pointer to the open font being used by the bitmap font object.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
@return A pointer to an open font.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
@see IsOpenFont()
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
*/
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
inline COpenFont* CBitmapFont::OpenFont() const
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
	{ 
1
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   476
    if (reinterpret_cast<TInt>(iOpenFont) & 1)
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   477
        {
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   478
        return reinterpret_cast<COpenFont*>(const_cast<CBitmapFont*>(PtrAdd(this, reinterpret_cast<TInt>(iOpenFont) & ~1)));
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   479
        }
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   480
    else
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   481
        {
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   482
        return iOpenFont;
e96e8a131979 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   483
        }
0
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
	}
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
/** Gets the anti-aliasing setting for the font, see TGlyphBitmapType for 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
the range of values.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
This is only applicable to open fonts (COpenFonts) not bitmap fonts (CBitmapFonts).
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
Note that this setting is stored in the device-independent font specification 
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
which is set when the bitmap font object is constructed.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
@return The anti-aliasing setting for the font.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
@see IsOpenFont()
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
@see TGlyphBitmapType
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
@see COpenFont
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
@see CBitmapFont
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
*/
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
inline TGlyphBitmapType CBitmapFont::GlyphBitmapType() const
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
	{
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502
	return iFontSpecInTwips.iFontStyle.BitmapType();
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   503
	}
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   504
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   505
/** Returns a default bitmap type.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   506
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   507
@return A default bitmap type.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   508
@see TGlyphBitmapType
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   509
*/
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   510
inline TGlyphBitmapType CFontStore::DefaultBitmapType() const
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   511
	{
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   512
	return iDefaultBitmapType;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   513
	}
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   514
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   515
/** Sets a default bitmap type.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   516
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   517
@param aType A default bitmap type.
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   518
@see TGlyphBitmapType
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   519
*/
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   520
inline void CFontStore::SetDefaultBitmapType(TGlyphBitmapType aType)
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   521
	{
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   522
	iDefaultBitmapType = aType;
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   523
	}
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   524
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   525
#endif
1fb32624e06b Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   526