MCL/sf/os/textandloc: fontservices/fontstore/inc/openfontsprivate.h@748ec5531811 (annotated)

0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	1	/*
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	2	* Copyright (c) 2006-2010 Nokia Corporation and/or its subsidiary(-ies).
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	3	* All rights reserved.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	4	* This component and the accompanying materials are made available
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	5	* under the terms of "Eclipse Public License v1.0"
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	6	* which accompanies this distribution, and is available
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	7	* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	8	*
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	9	* Initial Contributors:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	10	* Nokia Corporation - initial contribution.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	11	*
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	12	* Contributors:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	13	*
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	14	* Description:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	15	*
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	16	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	17
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	18
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	19	#ifndef __OPENFONTS_PRIVATE_H__
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	20	#define __OPENFONTS_PRIVATE_H__
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	21
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	22	#include <hextree.h>
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	23	#include <e32hashtab.h>
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	24
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	25	class COpenFontShaperCacheEntry;
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	26
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	27	/* MSB is set to indicate a glyph code rather than a unicode value
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	28	This is used for extracting the code value */
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	29	#define GLYPH_CODE(code) (code & 0x7fffffff)
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	30
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	31	/** COpenFontFile owned container for extra data. May be extended without affecting Binary Compatibility.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	32
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	33	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	34	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	35
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	36	class TOpenFontFileData
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	37	{
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	38	public:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	39	CFontStore* iFontStore; // pointer to the CFontStore instance that loaded the COpenFontFile
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	40	};
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	41
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	42	/**
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	43	Note: this class must be self-contained, since instances are added to an RHexTree,
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	44	that is, it must be possible to destroy instances simply with RHeap::Free().
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	45	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	46	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	47	class COpenFontGlyph
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	48	{
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	49	public:
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	50	static COpenFontGlyph* New(RHeap* aHeap, TInt aCode, TInt aGlyphIndex,
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	51	const TOpenFontCharMetrics& aMetrics, const TDesC8& aBitmap);
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	52	inline static void Delete(RHeap* aHeap, COpenFontGlyph* aGlyph);
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	53	inline const TUint8* Bitmap() const;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	54
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	55	protected:
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	56	COpenFontGlyph(TInt aCode, TInt aGlyphIndex, const TOpenFontCharMetrics& aMetrics)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	57	: iCode(aCode), iGlyphIndex(aGlyphIndex), iMetrics(aMetrics), iBitmapOffset(0) {}
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	58	~COpenFontGlyph() {}
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	59	void SetBitmap(const TAny* aBitmap);
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	60
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	61	public:
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	62	const TInt iCode; // the Unicode value of the character
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	63	const TInt iGlyphIndex; // the glyph index
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	64	const TOpenFontCharMetrics iMetrics; // the metrics
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	65
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	66	private:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	67	// an offset from this COpenFontGlyph object to a pointer to the run-length-encoded bitmap,
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	68	// calculated as (bitmapPointer)-(this)
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	69	TInt iBitmapOffset;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	70	};
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	71
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	72	/**
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	73	* Template for offset implementation of pointer array
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	74	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	75	*/
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	76	template<class T>
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	77	class ROffsetArray
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	78	{
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	79	public:
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	80	ROffsetArray();
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	81	TInt Create(RHeap* aHeap, TInt aCount);
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	82	void Close(RHeap* aHeap);
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	83	TInt Count() const;
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	84	T* operator[](TInt aIndex) const;
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	85	void SetAt(TInt aIndex, T* aEntry);
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	86	private:
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	87	TInt iOffset;
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	88	TInt iCount;
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	89	};
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	90
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	91
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	92	/**
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	93	The per-font glyph cache. For now, just the members that used to be directly in
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	94	COpenFont. Now it is a private class it can be elaborated to do character-to-glyph-index
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	95	mapping when that is needed.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	96
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	97	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	98	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	99	class COpenFontGlyphCache
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	100	{
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	101	public:
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	102	COpenFontGlyphCache(RHeap* aHeap)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	103	: iGlyphTreeById(aHeap),
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	104	iGlyphTreeByUnicode(aHeap),
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	105	iGlyphCacheMemory(0),
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	106	iShaperCacheSentinel(NULL),
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	107	iShapingInfoCacheMemory(0),
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	108	iNumberOfShaperCacheEntries(0)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	109	{}
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	110	TShapeHeader* SearchShaperCache(TInt aSessionHandle, TFontShapeFunctionParameters*& aParams);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	111	TShapeHeader* Insert(TInt aSessionHandle, RHeap* aHeap, CShaper::TInput aInput, TShapeHeader* aShapeHeader, TInt& aAddedBytes);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	112	TInt DeleteLeastRecentlyUsedEntry(RHeap* aHeap);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	113	TBool ShaperCacheIsEmpty();
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	114
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	115	public:
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	116	RHexTree<COpenFontGlyph> iGlyphTreeById; // a hex tree of glyphs indexed by glyph ID
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	117	RHexTree<COpenFontGlyph> iGlyphTreeByUnicode; // a hex tree of glyphs indexed by Unicode code point
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	118	TInt iGlyphCacheMemory; // memory used by the glyph tree in bytes
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	119	COpenFontShaperCacheEntry* iShaperCacheSentinel;
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	120	TInt iShapingInfoCacheMemory;
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	121	TInt iNumberOfShaperCacheEntries;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	122	};
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	123
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	124	/**
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	125	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	126	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	127	class COpenFontSessionCacheEntry: public COpenFontGlyph
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	128	{
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	129	public:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	130	static COpenFontSessionCacheEntry* New(RHeap* aHeap, const COpenFont* aFont, TInt aCode, TInt aGlyphIndex,
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	131	const TOpenFontCharMetrics& aMetrics, const TDesC8& aBitmap);
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	132	inline static void Delete(RHeap* aHeap, COpenFontSessionCacheEntry* aEntry);
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	133	inline const COpenFont* Font()const;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	134
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	135	private:
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	136	inline COpenFontSessionCacheEntry(const COpenFont* aFont, TInt aCode, TInt aGlyphIndex, const TOpenFontCharMetrics& aMetrics);
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	137	~COpenFontSessionCacheEntry();
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	138
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	139	private:
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	140	TInt iFontOffset; // offset of the font that contains this glyph, (not owned by this class!)
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	141	};
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	142
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	143	/**
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	144	A glyph cache for a particular session.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	145	Because session caches are not shared they can shrink as well as grow.
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	146
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	147	@internalComponent
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	148	*/
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	149	class COpenFontSessionCache
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	150	{
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	151	friend class COpenFontSessionCacheList;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	152	public:
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	153	static COpenFontSessionCache* NewL(RHeap* aHeap, TInt aSessionHandle, TInt aEntries);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	154	void Delete(RHeap* aHeap);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	155
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	156	TInt SessionHandle() { return iSessionHandle; }
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	157	const COpenFontGlyph* Glyph(const COpenFont* aFont, TInt aCode, TInt& aIndex) const;
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	158	void Insert(RHeap* aHeap, COpenFontSessionCacheEntry* aEntry, TInt aIndex);
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	159
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	160	private:
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	161	COpenFontSessionCache(TInt aSessionHandle);
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	162	~COpenFontSessionCache();
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	163	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	164	TInt iSessionHandle;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	165	TInt64 iRandomSeed;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	166	ROffsetArray<COpenFontSessionCacheEntry> iEntryArray;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	167	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	168
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	169
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	170	class TFontTableGlyphOutlineCacheMemMonitor
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	171	{
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	172	public:
16 748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	173	TFontTableGlyphOutlineCacheMemMonitor();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	174	void Inc(TInt aBytes);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	175	void Dec(TInt aBytes);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	176	TInt GetMemUsage();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	177	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	178	TInt iBytes;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	179	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	180
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	181	struct TCacheUserInfo {
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	182	TInt iSessionHandle;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	183	TInt iRefCount;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	184	TCacheUserInfo(TInt aSessionHandle, TInt aRefCount = 0):
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	185	iSessionHandle(aSessionHandle), iRefCount(aRefCount) { }
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	186	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	187
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	188	class CFontTableCache;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	189
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	190	class CFontTableCacheItem
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	191	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	192	friend class CFontTableCache ;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	193
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	194	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	195	CFontTableCacheItem(TUid &aFileUid, const TUint32 aTag,
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	196	TInt aOffset, TInt aLength);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	197	~CFontTableCacheItem();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	198
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	199	TInt DecRefCount(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	200	TInt IncRefCount(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	201
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	202	TBool HasOutstandingRefCount();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	203	TInt FindUser(TInt aSessionHandle, TInt *id);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	204
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	205	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	206	void SetUser(RPointerArray<TCacheUserInfo> users)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	207	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	208	TInt len = users.Count();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	209	for( TInt i = 0; i < len ; i++ )
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	210	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	211	iUsers.Append(users[i]);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	212	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	213	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	214	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	215
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	216	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	217	CFontTableCacheItem(const CFontTableCacheItem &); // disallow copy construction.
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	218	CFontTableCacheItem& operator =(const CFontTableCacheItem &); // disallow assignment.
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	219
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	220	TUid iFileUid;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	221	TUint32 iTag;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	222
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	223
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	224	TInt iOffset;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	225	TInt iLength;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	226	RPointerArray<TCacheUserInfo> iUsers;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	227	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	228
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	229
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	230	class CFontTableCache
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	231	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	232	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	233	CFontTableCache(RHeap* aHeap, TFontTableGlyphOutlineCacheMemMonitor& aMon);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	234	~CFontTableCache();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	235	TInt Append(TUid aFileUid, TUint32 aTag,
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	236	TAny*& aContent, TInt aLength);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	237	TInt Find(TUid aFileUid, TUint32 aTag, TAny& aContent, TInt& aLength, TInt id);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	238	TInt IncRefCount(TUid FileUid, TUint32 aTag, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	239	TInt DecRefCount(TUid aFileUid, TUint32 aTag, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	240	TBool HasOutstandingRefCount();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	241	TBool HasOutstandingRefCountWithUid(TUid aFileUid);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	242	void CleanupCacheOnFbsSessionTermination(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	243	void CleanupCacheOnOpenFontFileRemoval(COpenFontFile*);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	244	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	245	void SetFontItem(RPointerArray<CFontTableCacheItem> cacheItems)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	246	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	247	TInt len = cacheItems.Count();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	248	for(TInt i = 0; i < len; i++)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	249	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	250	iCacheItems.Append(cacheItems[i]);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	251	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	252	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	253	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	254
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	255	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	256	CFontTableCache(const CFontTableCache &); // no copy construction.
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	257	CFontTableCache& operator =(const CFontTableCache &); // no assignment.
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	258	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	259	TInt GetCacheState(const char *func);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	260	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	261
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	262	TFontTableGlyphOutlineCacheMemMonitor &iCacheMemMon;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	263	RHeap *iHeap;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	264	RPointerArray<CFontTableCacheItem> iCacheItems;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	265	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	266
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	267
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	268	class TUnhintedOutlineCache;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	269
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	270	class TUnhintedOutlineId
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	271	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	272	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	273	TUnhintedOutlineId(TUid aFileUid, TInt aFaceIndex, TUint aId);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	274	TUid iFileUid;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	275	TInt iFaceIndex;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	276	TUint iId;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	277	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	278
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	279	class COutlineCacheItem {
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	280	friend class CUnhintedOutlineCache;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	281	friend class CHintedOutlineCache;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	282
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	283	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	284	COutlineCacheItem(TInt aOffset, TInt aLength);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	285	~COutlineCacheItem() ;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	286
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	287	TInt DecRefCount(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	288	TInt IncRefCount(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	289	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	290	void SetUser(RPointerArray<TCacheUserInfo> users)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	291	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	292	TInt len = users.Count();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	293	for( TInt i = 0; i < len ; i++ )
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	294	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	295	iUsers.Append(users[i]);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	296	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	297	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	298	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	299
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	300	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	301	TInt FindUser(TInt aSessionHandle, TInt *id);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	302
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	303
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	304	TInt iOffset;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	305	TInt iLength;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	306	RPointerArray<TCacheUserInfo> iUsers;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	307	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	308
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	309	class CUnhintedOutlineCache {
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	310	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	311	CUnhintedOutlineCache(RHeap* aHeap, TFontTableGlyphOutlineCacheMemMonitor& aMon);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	312	TInt Find(const TUnhintedOutlineId &aOutlineId, TAny*& aData, TInt& aLength);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	313	TInt IncRefCount(const TUnhintedOutlineId& aOutlineId, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	314	TInt DecRefCount(const TUnhintedOutlineId& aOutlineId, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	315	TInt CacheUnhintedOutline(const TUnhintedOutlineId& aOutlineId,
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	316	TAny * const aData, const TInt aLength, TAny*& aOutline, TInt &aLen);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	317	TInt CleanupCacheOnOpenFontFileRemoval(COpenFontFile* aFontFile);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	318	TInt CleanupCacheOnFbsSessionTermination(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	319	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	320	TInt GetCacheState(const char *func);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	321	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	322	~CUnhintedOutlineCache();
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	323
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	324	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	325	void SetUnHintedItem(TUnhintedOutlineId id, COutlineCacheItem* item)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	326	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	327	iItemIdMap.Insert(id, item);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	328	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	329	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	330
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	331	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	332	// disallow assignment and copy-construction
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	333	CUnhintedOutlineCache(const CUnhintedOutlineCache &);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	334	CUnhintedOutlineCache& operator =(const CUnhintedOutlineCache &);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	335
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	336	static TUint32 IdHash(const TUnhintedOutlineId& aOutlineId);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	337	static TBool IdIdentity(const TUnhintedOutlineId& id1, const TUnhintedOutlineId& id2);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	338
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	339	TFontTableGlyphOutlineCacheMemMonitor& iCacheMemMon;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	340	RHeap* iHeap;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	341	RHashMap<TUnhintedOutlineId, COutlineCacheItem*> iItemIdMap; // map the identity to an index in 'iCacheItems'.
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	342	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	343
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	344	class CHintedOutlineCache;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	345
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	346	class THintedOutlineId
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	347	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	348	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	349	THintedOutlineId(COpenFont* aFont, TUint aId);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	350	COpenFont *iFont;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	351	TUint iId;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	352	};
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	353
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	354
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	355	class CHintedOutlineCache {
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	356	public:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	357	CHintedOutlineCache(RHeap* aHeap, TFontTableGlyphOutlineCacheMemMonitor& aMon);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	358	TInt Find(const THintedOutlineId& aOutlineId, TAny*& aData, TInt& aLength);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	359	TInt IncRefCount(const THintedOutlineId& aOutlineId, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	360	TInt DecRefCount(const THintedOutlineId& aOutlineId, TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	361	TInt CacheHintedOutline(const THintedOutlineId& aOutlineId,
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	362	TAny* aData, TInt aLength, TAny*& aOutline, TInt& aLen);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	363	TInt CleanupCacheOnOpenFontRemoval(COpenFont* aFont);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	364	TInt CleanupCacheOnFbsSessionTermination(TInt aSessionHandle);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	365	#ifdef _DEBUG
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	366	TInt GetCacheState(const char *func);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	367	void SetHintedItem(THintedOutlineId id, COutlineCacheItem* item)
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	368	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	369	iItemIdMap.Insert(id, item);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	370	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	371	RHashMap<THintedOutlineId, COutlineCacheItem*> GetHintedMap()
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	372	{
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	373	return iItemIdMap;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	374	}
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	375	#endif
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	376
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	377	private:
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	378	// disallow assignment and copy-construction
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	379	CHintedOutlineCache(const CHintedOutlineCache &);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	380	CHintedOutlineCache& operator =(const CHintedOutlineCache &);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	381	static TUint32 IdHash(const THintedOutlineId& aOutlineId);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	382	static TBool IdIdentity(const THintedOutlineId& id1, const THintedOutlineId& id2);
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	383
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	384	TFontTableGlyphOutlineCacheMemMonitor& iCacheMemMon;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	385	RHeap* iHeap;
748ec5531811 Revision: 201021 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 5 diff changeset	386	RHashMap<THintedOutlineId, COutlineCacheItem*> iItemIdMap; // map the identity to an index in 'iCacheItems'.
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	387	};
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	388
1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	389
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	390	// inline functions
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	391
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	392	inline void COpenFontGlyph::Delete(RHeap* aHeap, COpenFontGlyph* aGlyph)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	393	{
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	394	aHeap->Free(aGlyph);
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	395	}
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	396
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	397	/**
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	398	@return A pointer to the bitmap data stored with this glyph, or NULL
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	399	if no bitmap has been stored with this glyph.
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	400	*/
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	401	inline const TUint8* COpenFontGlyph::Bitmap() const
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	402	{
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	403	if (iBitmapOffset)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	404	{
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	405	return reinterpret_cast<const TUint8*>(PtrAdd(this, iBitmapOffset));
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	406	}
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	407	return NULL;
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	408	}
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	409
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	410	inline COpenFontSessionCacheEntry::COpenFontSessionCacheEntry(const COpenFont* aFont, TInt aCode, TInt aGlyphIndex,const TOpenFontCharMetrics& aMetrics) :
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	411	COpenFontGlyph(aCode, aGlyphIndex, aMetrics)
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	412	{
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	413	iFontOffset = aFont ? reinterpret_cast<TInt>(aFont) - reinterpret_cast<TInt>(this) : 0;
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	414	}
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	415
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	416	inline void COpenFontSessionCacheEntry::Delete(RHeap* aHeap, COpenFontSessionCacheEntry* aEntry)
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	417	{
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	418	COpenFontGlyph::Delete(aHeap, aEntry);
9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	419	}
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	420
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	421	inline const COpenFont* COpenFontSessionCacheEntry::Font() const
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	422	{
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	423	if (iFontOffset)
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	424	{
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	425	return reinterpret_cast<const COpenFont*> (PtrAdd(this, iFontOffset));
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	426	}
5 9a2be90ac9a2 Revision: 201013 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 2 diff changeset	427	return NULL;
1 e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	428	}
e96e8a131979 Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: 0 diff changeset	429
0 1fb32624e06b Revision: 201003 Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> parents: diff changeset	430	#endif // __OPENFONTSPRIVATE_H__

author	Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
	Tue, 31 Aug 2010 17:01:26 +0300
branch	RCL_3
changeset 16	748ec5531811
parent 5	9a2be90ac9a2
child 17	336bee5c2d35
permissions	-rw-r--r--