/*

* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

* TestLayout.h test jig for CTmTextLayout

*

*/

#include "TAGMA.H"

#ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

#include "TAGMA_INTERNAL.H"

#endif

class CRichText;

class CTestGraphicsDevice;

typedef void TransliterationFn(const TDesC&, TDes&);

class CETextSource : public CBase, public MTmSource

	{

public:

	CETextSource(const CRichText& aRichText, MGraphicsDeviceMap* aDeviceMap);

	MGraphicsDeviceMap& FormatDevice() const { return *iDeviceMap; }

	MGraphicsDeviceMap& InterpretDevice() const { return *iDeviceMap; }

	TInt DocumentLength() const;

	void GetText(TInt aPos, TPtrC& aText, TTmCharFormat& aFormat) const;

	void GetParagraphFormatL(TInt aPos, RTmParFormat& aFormat) const;

	TInt ParagraphStart(TInt aPos) const;

	CPicture* PictureL(TInt aPos) const;

private:

	const CRichText* iRichText;

	MGraphicsDeviceMap* iDeviceMap;

	};

class CTestTmTextLayout : public CBase

	{

public:

	static CTestTmTextLayout* NewLC(const CRichText& aText, TInt aWrapWidth);

	static CTestTmTextLayout* NewLC(const TDesC& aText, TInt aWrapWidth,

		TransliterationFn* aTransliterate);

	~CTestTmTextLayout();

	MTmSource& Source() { return *iSource; }

	const MTmSource& Source() const { return *iSource; }

	CTmTextLayout& Layout() { return *iLayout; }

	const CTmTextLayout& Layout() const { return *iLayout; }

	CTestGraphicsDevice& Device() const { return *iDevice; }

	void FormatL(const TTmReformatParam& aIn, TTmReformatResult& aOut);

	// Function to test the API: CTmTextLayout::FindAdjacentChunks()

	void TestAdjacentChunks();

private:

	void ConstructL(const CRichText& aText, TInt aWrapWidth);

private:

	CTmTextLayout* iLayout;

	TTmFormatParam iFormatParam;

	CETextSource* iSource;

	CTestGraphicsDevice* iDevice;

	CRichText* iRichText;

	CParaFormatLayer* iParagraphFormatLayer;

	CCharFormatLayer* iCharacterFormatLayer;

	};