/*

* Copyright (c) 2007 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:  Parser class for parsing CFsRichText

*

*/

#ifndef C_FSTEXTPARSER_H

#define C_FSTEXTPARSER_H

//<cmail> removed __FS_ALFRED_SUPPORT flag

//#include <fsconfig.h>

//</cmail> removed __FS_ALFRED_SUPPORT flag

#include <e32base.h>

#include <badesca.h>

// <cmail> SF

#include <alf/alfenv.h>

// </cmail>

#include "fstextureobserver.h"

class CFsRichText;

class MFsRichTextObject;

class CFsSmileyParser;

class TRichTextExapandArea;

class TRichTextHotSpotArea;

class CFsTextureLoader;

class CFsTextStyleManager;

class CEikonEnv;

class TTextureIndex

	{

	public:

		TInt iPositionInText;

		TInt iTextureId;

	};

class CFsTextParser: public CBase

    {

    public:

        /**

        * NewL( CFsRichText& aText, CHuiEnv& aEnv );

        * 

        * @param aText

        * @param aEnv

        */

        static CFsTextParser* NewL( 

                CFsRichText& aText, 

                CAlfEnv& aEnv, 

                CFsTextureLoader* aTextureLoader );

        /**

        * ~CFsTextParser();

        * 

        * 

        */

        ~CFsTextParser();

        /**

        * SetParsingPosition( TInt aPosition );

        * 

        * @param aPosition

        */

        TBool SetParsingPosition( TInt aPosition );

        /**

        * MoveParsingPosition( TInt aMoveParsingPositionBy);

        * 

        * @param aMoveParsingPositionBy

        */

        TBool MoveParsingPosition( TInt aMoveParsingPositionBy);

        /**

        * GetNextObjectL();

        * 

        * @param 

        */

        MFsRichTextObject * GetNextObjectL();

        /**

        * ParseTextL();

        * 

        * @param 

        */

        TBool ParseTextL();

        /**

        * IsNextObject() const;

        * 

        * 

        */

        TBool IsNextObject() const;

        /**

        * MoveBack();

        * 

        * 

        */

        void MoveBack();

        /**

        * SetSmileyParser(CFsSmileyParser* aSmileyParser);

        * 

        * @param aSmileyParser

        */

        void SetSmileyParser(CFsSmileyParser* aSmileyParser);

        /**

        * SetExpandStatusL(TInt aIdOfExpand, TBool aStatus);

        * 

        * @param aIdOfExpand

        * @param aStatus

        */

        TBool SetExpandStatusL(TInt aIdOfExpand, TBool aStatus);

        /**

        * GetRichTextL(TInt aBeginIndex, TInt aEndIndex);

        * 

        * @param aBeginIndex

        * @param aEndIndex

        */

        CFsRichText* GetRichTextL(TInt aBeginIndex, TInt aEndIndex);

        /**

        * GetEndIndexOfExpandAreaL(TInt aId);

        * 

        * @param aId

        */

        TInt GetEndIndexOfExpandAreaL(TInt aId);

        /**

        * GetStartIndexOfExpandAreaL(TInt aId);

        * 

        * @param aId

        */

        TInt GetStartIndexOfExpandAreaL(TInt aId);

        /**

        * GetBodyIndexOfExpandAreaL(TInt aId);

        * 

        * @param aId

        */

        TInt GetBodyIndexOfExpandAreaL(TInt aId);

        /**

        * GetEndIndexOfHotSpotAreaL(TInt aId);

        * 

        * @param aId

        */

        TInt GetEndIndexOfHotSpotAreaL(TInt aId, TBool aOriginal = EFalse);

        /**

        * GetStartIndexOfHotSpotAreaL(TInt aId);

        * 

        * @param aId

        */

        TInt GetStartIndexOfHotSpotAreaL(TInt aId, TBool aOriginal = EFalse );

        /**

        * SetSizeOfSmile(TSize aSizeOfSmiley);

        * 

        * @param aSizeOfSmiley

        */

        void SetSizeOfSmile(TSize aSizeOfSmiley);

        /**

        * SetTextStylemanager(CFsTextStyleManager* aTextStyleManager);

        * 

        * @param aTextStyleManager

        */

        void SetTextStylemanager(CFsTextStyleManager* aTextStyleManager);

        /**

        * CutWord(TInt aBeginOfWord, TInt aNewLengthOfWord);

        * 

        * @param aBeginOfWord

        * @param aNewLengthOfWord

        */

        void CutWord(TInt aBeginOfWord, TInt aNewLengthOfWord);

        /**

        * GetTextL(TInt aStart, TInt aEnd, TInt& aStyle);

        * 

        * @param aStart

        * @param aEnd

        * @param aStyle

        */

        HBufC* GetTextL(TInt aStart, TInt aEnd) const;

        /**

        * GetTextureL(TInt aPos);

        * 

        * @param aPos

        */

        CFsTexture& GetTextureL(TInt aPos);

        /**

        * GetParagraphDirection(TInt aPosInText);

        * 

        * @param aPosInText

        */

        TBidiText::TDirectionality GetParagraphDirection(TInt aPosInText);

        /**

        * GetParagraphDirection(TInt aPosInText);

        * 

        * @param aPosInText

        */

        TBool SetTextDirection(TInt aStartPosInText, TInt aEndPosInText, 

        				TBidiText::TDirectionality aDirection);

    private:

        /**

        * CFsTextParser( CFsRichText& aText, CHuiEnv& aEnv );

        * 

        * @param aText

        * @param aEnv

        */

        CFsTextParser( 

                CFsRichText& aText, 

                CAlfEnv& aEnv, 

                CFsTextureLoader* aTextureLoader );

        /**

        * IsWordPartOfExpandArea(TInt aStartPosition, TInt aEndPosition);

        * 

        * @param aStartPosition

        * @param aEndPosition

        */

        TInt IsWordPartOfExpandArea(TInt aStartPosition, TInt aEndPosition);

        /**

        * ConstructL();

        * 

        * 

        */

        void ConstructL();

        /**

        * IsPartOfHotSpot(TInt aIndex);

        * 

        * @param aIndex

        */

        TBool IsPartOfHotSpot(TInt aIndex);

        /**

        * IsWordPartOfHotSpotArea(TInt aStartPosition, TInt aEndPosition);

        * 

        * @param aStartPosition

        * @param aEndPosition

        */

        TInt IsWordPartOfHotSpotArea(TInt aStartPosition, TInt aEndPosition);

        /**

        * ConvertBitmapL(CPicture* aPicture, CFbsBitmap*& aBitmap);

        * 

        * @param aPicture

        * @param aBitmap

        */

        void ConvertBitmapL(CPicture* aPicture, CFbsBitmap*& aBitmap);

        /**

        * IsFieldInrange();

        * 

        * 

        */

        TBool IsFieldInrange(TInt aStartPosition, TInt aRange);

        /**

         * IsTexturePosition(TInt aPos, TInt &aId)

         * 

         */

        TBool IsTexturePosition(TInt aPos, TInt &aId);

        /**

         * IsNewLinePresent(TInt aPosition, TInt aLength)

         * 

         */

        TInt IsNewLinePresent(TInt aPosition, TInt aLength);

		/*

		 * FindBlokOfText();

		 * 

		 */

        void FindBlokOfText();

        /*

         * FindNextBlokOfText();

         * 

         */

        void FindNextBlokOfText();

    private:

        CFsRichText& iText;  

        TInt iPosition;

        TInt iLastPosition;

        TInt iTypeOfLastObject;

        CFsSmileyParser* iSmileyParser;

        RArray<TRichTextExapandArea> iExpandArray;

        RArray<TRichTextHotSpotArea> iHotSpotArray;

        RArray<TInt> iNewLineArray;

        RArray<TBidiText::TDirectionality> iLineDirection;

        CFsTextureLoader* iTextureLoader;

        CAlfEnv& iEnv;

        CFsTextStyleManager* iTextStyleManager;

        TBool iIsWordTooLong;

        TInt iNewLengthOfWord;

        TBool iIsSetSizeOfSmiley;

        TSize iSizeOfSmiley;

        CEikonEnv* iEikon;

        RArray<TInt> iFieldLocation;

        RArray<TTextureIndex> iTextureIndex;

        //new

        TInt iLastWordPosition;

        TInt iLastLength;

        //variables used in GetNetxObject

        TCharFormat iGNOCharFormat;

        TPtrC iGNOSomeText;

        TCharFormat iGNOCharFormatOfNextBlock;

        TPtrC iGNOSomeTextOfNextBlock;

        TInt iGNONextPosition;

        //end of variables used in GetNetxObject

        TInt iLastGetCharsPos;

        TInt iLastGetCharsLength;

        TBool iGetCharsUsed;

        TInt iLastGetCharsPosOfNextBlock;

        TInt iLastGetCharsLengthOfNextBlock;

        TBool iGetCharsUsedOfNextBlock;

        TInt iNewLineArrayIndex;

        TInt iLastNewLinePositionIndex;

    };

#endif // C_FSTEXTPARSER_H