sl@0: /*
sl@0: * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description: 
sl@0: *
sl@0: */
sl@0: 
sl@0: 
sl@0: #ifndef __T_RTPAR_H__
sl@0: #define	__T_RTPAR_H__
sl@0: 
sl@0: #include <E32TWIN.H>
sl@0: #include <TXTRICH.H>
sl@0: 
sl@0: // classes defined in this header
sl@0: class CRichTextReader;
sl@0: class CPMLWriter;
sl@0: //
sl@0: 
sl@0: enum TTagType {		   // Possible types of tag
sl@0: 	EGlobal, 
sl@0: 	EParagraph, 
sl@0: 	ECharacter , 
sl@0: 	EControl
sl@0: 	}; 
sl@0: 
sl@0: enum TTagStatus {	 
sl@0: 	ETagStart,		  // "<"
sl@0: 	ETagEnd			  // ">"
sl@0: 	};
sl@0: 
sl@0: 
sl@0: class CRichTextReader : public CBase
sl@0: 	{
sl@0: public:
sl@0: 	static CRichTextReader* NewL();
sl@0: 	void Destruct();
sl@0: 
sl@0: 	// these functions convert a supplied RichText doc into PML 
sl@0: 	// which is contained in the returned buffer.
sl@0: 	CBufSeg* ConvertRichText(CRichText* aRichTextDoc, RConsole aConsole);
sl@0: 	CBufSeg* ConvertRichText(CRichText* aRichTextDoc);
sl@0: protected:
sl@0: 	CRichTextReader();
sl@0: 	void ConstructL();
sl@0: private:
sl@0: 	void SenseGlobalFormat();
sl@0: 	TInt TranslatePhrase(TInt aPos);	
sl@0: 	void CompareParaFormats();
sl@0: 	void CompareCharFormats();
sl@0: 	void CompareParaToFactory(CParaFormat* aSensed);  
sl@0: 	void CompareCharToFactory(TCharFormat aSensed);
sl@0: 	void CheckTabList(CParaFormat* aFormatOne, CParaFormat* aFormatTwo);
sl@0: 	TParaBorder* CopyBorderL(const TParaBorder* aFrom,TParaBorder* aTo);
sl@0: 	TBullet* CopyBulletL(const TBullet* aFrom,TBullet* aTo);
sl@0: private:
sl@0: 	CRichText* iRichTextDoc;
sl@0: 	CParaFormat* iThisParaFormat;
sl@0: 	CParaFormat* iPrevParaFormat;
sl@0: 	TCharFormat iThisCharFormat;
sl@0: 	TCharFormat iPrevCharFormat;
sl@0: 	TParaBorder* iBorder;
sl@0: 				
sl@0: 	RConsole iConsole;
sl@0: 	TBool iConsoleExists;				
sl@0: 	CPMLWriter* iPMLWriter;
sl@0: 	TInt iParaStart;				// Start pos of current paragraph
sl@0: 	TInt iDocLength;				// length in chars of rich text doc
sl@0: 	};
sl@0: 
sl@0: 
sl@0: class CPMLWriter : public CBase
sl@0: 	{
sl@0: public:
sl@0: 	static CPMLWriter* NewL();
sl@0: 	void Destruct();
sl@0: 
sl@0: 	void Insert(const TDesC& aBuf);	// inserts a string into PML doc
sl@0: 	void Delete(TUint aNumberOfCharsToDelete);	// deletes chars prior to current insert pos
sl@0: 	void Output(RConsole aConsole); // output PML doc to screen
sl@0: 	inline CBufSeg* ReturnPmlDoc() {return iTextBuf;}
sl@0: 	inline TUint WritePos() {return iInsertPos;}
sl@0: 	void SetTag(TTagType, TTagStatus);	// Prints tag delimiters & tag type
sl@0: 	void SetTab(TTabStop aTabStop);
sl@0: 	void SetFormat(TTextFormatAttribute aAttribute, TInt aValue);
sl@0: 	void SetFormat(TTextFormatAttribute aAttribute, TParaBorder* aParaBorder);
sl@0: 	void SetFormat(TTextFormatAttribute aAttribute, const TTypeface &aTypeface);
sl@0: 	void SetFormat(TTextFormatAttribute aAttribute, TBullet* aBullet);
sl@0: 	void SetFormat(TTextFormatAttribute aAttribute, TTabStop aTabStop);
sl@0: protected:
sl@0: 	CPMLWriter();
sl@0: 	void ConstructL();
sl@0: private:
sl@0: 	void ProcessAlignment(TInt aValue);
sl@0: 	void ProcessLineSpacingControl(TInt aValue);
sl@0: 	void ProcessFontPrintPos(TInt aValue);
sl@0: 	void ProcessBooleanAtt(TTextFormatAttribute aAttribute, TInt aValue);
sl@0: 	void ProcessBorder(TTextFormatAttribute aAttribute, TInt aValue);
sl@0: 	void SquashBuf(const TDesC& aBuffer, TDes8& aTarget); // squashes 16 bit buffers to 8 bit (for unicode)
sl@0: 	void ExpandBuf(const TDes8& aBuffer, TDes& aTarget);
sl@0: private:
sl@0: 	CBufSeg* iTextBuf;					// Buffer for text file to be read into
sl@0: 	TUint iInsertPos;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: 
sl@0: #endif