os/textandloc/textrendering/textformatting/test/src/TestLayout.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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/*
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* Copyright (c) 2006-2009 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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* TestLayout.h test jig for CTmTextLayout
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*
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*/
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#include "TAGMA.H"
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#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS
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#include "TAGMA_INTERNAL.H"
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#endif
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class CRichText;
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class CTestGraphicsDevice;
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typedef void TransliterationFn(const TDesC&, TDes&);
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class CETextSource : public CBase, public MTmSource
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	{
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public:
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	CETextSource(const CRichText& aRichText, MGraphicsDeviceMap* aDeviceMap);
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	MGraphicsDeviceMap& FormatDevice() const { return *iDeviceMap; }
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	MGraphicsDeviceMap& InterpretDevice() const { return *iDeviceMap; }
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	TInt DocumentLength() const;
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	void GetText(TInt aPos, TPtrC& aText, TTmCharFormat& aFormat) const;
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	void GetParagraphFormatL(TInt aPos, RTmParFormat& aFormat) const;
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	TInt ParagraphStart(TInt aPos) const;
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	CPicture* PictureL(TInt aPos) const;
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private:
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	const CRichText* iRichText;
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	MGraphicsDeviceMap* iDeviceMap;
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	};
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class CTestTmTextLayout : public CBase
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	{
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public:
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	static CTestTmTextLayout* NewLC(const CRichText& aText, TInt aWrapWidth);
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	static CTestTmTextLayout* NewLC(const TDesC& aText, TInt aWrapWidth,
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		TransliterationFn* aTransliterate);
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	~CTestTmTextLayout();
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	MTmSource& Source() { return *iSource; }
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	const MTmSource& Source() const { return *iSource; }
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	CTmTextLayout& Layout() { return *iLayout; }
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	const CTmTextLayout& Layout() const { return *iLayout; }
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	CTestGraphicsDevice& Device() const { return *iDevice; }
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	void FormatL(const TTmReformatParam& aIn, TTmReformatResult& aOut);
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	// Function to test the API: CTmTextLayout::FindAdjacentChunks()
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	void TestAdjacentChunks();
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private:
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	void ConstructL(const CRichText& aText, TInt aWrapWidth);
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private:
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	CTmTextLayout* iLayout;
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	TTmFormatParam iFormatParam;
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	CETextSource* iSource;
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	CTestGraphicsDevice* iDevice;
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	CRichText* iRichText;
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	CParaFormatLayer* iParagraphFormatLayer;
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	CCharFormatLayer* iCharacterFormatLayer;
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	};