diff -r b9ad20498fb4 -r 8b9155204a54 textrendering/texthandling/spml/T_RTPAR.CPP
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/textrendering/texthandling/spml/T_RTPAR.CPP	Fri Jun 04 10:37:54 2010 +0100
@@ -0,0 +1,932 @@
+/*
+* Copyright (c) 1997-2009 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: 
+*
+*/
+
+
+#include "T_RTPAR.H"
+
+////////////////////////////////////////////
+// CRichTextReader
+////////////////////////////////////////////
+
+CRichTextReader* CRichTextReader::NewL()
+	{
+	CRichTextReader* self=new(ELeave) CRichTextReader;
+	CleanupStack::PushL(self);
+	self->ConstructL();
+	CleanupStack::Pop();
+	return self;
+	}
+
+
+CRichTextReader::CRichTextReader()
+	{
+	// init variables
+	iParaStart = 0;
+	iConsoleExists = EFalse;
+	}
+	 
+
+void CRichTextReader::ConstructL()
+	{ 
+	// construct PML writer
+	iPMLWriter = CPMLWriter::NewL();
+	
+	// construct RichText bits
+	iThisParaFormat = CParaFormat::NewL();
+	iPrevParaFormat = CParaFormat::NewL();
+	}
+
+
+void CRichTextReader::Destruct()
+	{
+	// iConsole.Destroy();
+	Adt::Destroy(iPMLWriter);
+	Adt::Destroy(iThisParaFormat);
+	Adt::Destroy(iPrevParaFormat);
+	if (iBorder)
+		delete(iBorder);	// only delete if it hasn't been used (if it has RT destroys it automatically)
+	}
+
+
+CBufSeg* CRichTextReader::ConvertRichText(CRichText* aRichTextDoc)
+// Quiet version of the RichText->PML parser
+// Takes RT doc passed in, reads its global format,
+// then reads the character and paragraph formats phrase by phrase
+	{
+	iRichTextDoc = aRichTextDoc;
+	iDocLength = iRichTextDoc->DocumentLength();
+	SenseGlobalFormat();
+
+	TInt nextPhrase;
+	TInt readPos = 0;
+	 while (readPos < iDocLength)
+	 	{
+		nextPhrase = TranslatePhrase(readPos);
+		readPos += nextPhrase;
+		}
+	iPMLWriter->Delete(1);		// remove end-of-document paragraph delimiter
+	return iPMLWriter->ReturnPmlDoc();
+	}
+
+
+CBufSeg* CRichTextReader::ConvertRichText(CRichText* aRichTextDoc, RConsole aConsole)
+// Version of the RichText->PML parser with console output (primarily for debugging)
+// Takes RT doc passed in, reads its global format,
+// then reads the character and paragraph formats phrase by phrase
+	{
+	iConsoleExists = ETrue;
+	iRichTextDoc = aRichTextDoc;
+	iConsole = aConsole;
+	iDocLength = iRichTextDoc->DocumentLength();
+	SenseGlobalFormat();
+
+	TInt nextPhrase;
+	TInt readPos = 0;
+	while (readPos <= iDocLength)
+	 	{
+		nextPhrase = TranslatePhrase(readPos);
+		readPos += nextPhrase;
+		}
+	iPMLWriter->Delete(1);
+	iPMLWriter->Output(iConsole);	// output PML doc to screen
+	return iPMLWriter->ReturnPmlDoc();
+	}
+
+
+void CRichTextReader::SenseGlobalFormat()
+// Senses global format & writes it to PML
+	{  
+	// construct rich text bits
+	const CParaFormatLayer* globalParaFormatLayer;	   	// initialised with factory settings
+	const CCharFormatLayer* globalCharFormatLayer;
+	CParaFormat* globalParaFormat = CParaFormat::NewL();
+	TCharFormat globalCharFormat;
+
+	// Sense global format
+	globalParaFormatLayer = iRichTextDoc->SenseGlobalParaFormatLayer();
+	globalParaFormatLayer->SenseEffectiveL(globalParaFormat);
+	globalCharFormatLayer = iRichTextDoc->SenseGlobalCharFormatLayer();
+	globalCharFormatLayer->SenseEffective(globalCharFormat);
+
+	// now set it
+	iPMLWriter->SetTag(EGlobal, ETagStart);		// output <G
+ 	CompareParaToFactory(globalParaFormat);	// step through format, adding all != factory settings
+	CompareCharToFactory(globalCharFormat);	// ...
+	iPMLWriter->SetTag(EGlobal, ETagEnd);		// output >\n
+
+	// initialise iPrevXxxxFormat
+	globalParaFormatLayer->SenseEffectiveL(iPrevParaFormat);
+	globalCharFormatLayer->SenseEffective(iPrevCharFormat);
+
+	// destroy rich text bits
+	Adt::Destroy(globalParaFormat);
+	} 
+
+
+TInt CRichTextReader::TranslatePhrase(TInt aReadPos)
+// Output any new formatting being applied to this phrase
+// First check whether this phrase is the start of a new paragraph
+// If so check the paragraph format
+// Next check the character formatting of the phrase
+	{
+	CPicture* pic; // dummy pointer for senseChars
+	TPtrC currentPhrase;
+	TUint pmlWritePos;
+
+	TInt currentParaStart = aReadPos;		
+
+	// paragraph formatting
+	if (currentParaStart != 0)			  // doesn't work for position=0 -- Duncan!!
+		iRichTextDoc->ParagraphStart(currentParaStart);
+	if ((currentParaStart > iParaStart)||(aReadPos == 0)) // is it a new paragraph?
+		{
+		iParaStart = currentParaStart;
+		// delete para delimiter
+		if (aReadPos > 0)
+			iPMLWriter->Delete(1); // deletes 1 chars previous to the current insert pos
+		// add para tag
+		iPMLWriter->SetTag(EParagraph, ETagStart);
+		iRichTextDoc->SenseParagraphFormatL(aReadPos,iThisParaFormat); // get para format
+		CompareParaFormats(); // compare to previous paragraph to get changes
+		iRichTextDoc->SenseParagraphFormatL(aReadPos,iPrevParaFormat); // set prevParaFormat to current & copy compound attributes
+		iPrevParaFormat->iTopBorder=CopyBorderL(iThisParaFormat->iTopBorder,iPrevParaFormat->iTopBorder);
+		iPrevParaFormat->iBottomBorder=CopyBorderL(iThisParaFormat->iBottomBorder,iPrevParaFormat->iBottomBorder);
+		iPrevParaFormat->iLeftBorder=CopyBorderL(iThisParaFormat->iLeftBorder,iPrevParaFormat->iLeftBorder);
+		iPrevParaFormat->iRightBorder=CopyBorderL(iThisParaFormat->iRightBorder,iPrevParaFormat->iRightBorder);
+		iPrevParaFormat->iBullet=CopyBulletL(iThisParaFormat->iBullet,iPrevParaFormat->iBullet);
+		iPMLWriter->SetTag(EParagraph, ETagEnd);
+
+		}
+
+	// character formatting
+	iPMLWriter->SetTag(ECharacter, ETagStart);
+	pmlWritePos = iPMLWriter->WritePos();
+	iRichTextDoc->SenseChars(aReadPos,currentPhrase,iThisCharFormat,pic);	// get char format
+	CompareCharFormats();	// compare to previous
+	iRichTextDoc->SenseChars(aReadPos,currentPhrase,iPrevCharFormat,pic);	// get char format
+	if (pmlWritePos == iPMLWriter->WritePos())
+		iPMLWriter->Delete(3);		// delete tag start if tag is empty
+	else
+		iPMLWriter->SetTag(ECharacter, ETagEnd); // else close tag
+
+	iPMLWriter->Insert(currentPhrase);	// output text of phrase to PML
+	return currentPhrase.Length();		// return relative pos of start of next phrase
+	}
+
+
+TParaBorder* CRichTextReader::CopyBorderL(const TParaBorder* aFrom,TParaBorder* aTo)
+// copies one paragraph border to another, creating or destroying where necessary
+	{
+	if (!aFrom)
+		{
+		if (aTo)
+			delete(aTo);
+		return NULL;  // No border cell in the original
+		}
+	else
+		{
+		if (!aTo)
+			aTo = new(ELeave) TParaBorder;
+		*aTo = *aFrom;
+		return aTo;
+		}
+	}
+	
+
+TBullet* CRichTextReader::CopyBulletL(const TBullet* aFrom,TBullet* aTo)
+// copies one bullet to another, creating or destroying where necessary
+	{
+	if (!aFrom)
+		{
+		if (aTo)
+			delete(aTo);
+		return NULL;  // No bullet cell in the original
+		}
+	else
+		{
+		if (!aTo)
+			aTo = new(ELeave) TBullet;
+		*aTo = *aFrom;
+		return aTo;
+		}
+	}
+	
+
+void CRichTextReader::CompareParaToFactory(CParaFormat* aSensedParaFormat)
+// Compares the supplied paragraph format to the factory defaults and acts on any differences
+	{
+	// create a new reference format with factory settings
+	CParaFormat* refParaFormat = CParaFormat::NewL();
+	// step through, comparing aSensedParaFormat to the reference
+	// if any attributes differ, set the differences in the PML doc
+	if (aSensedParaFormat->iLanguage != refParaFormat->iLanguage)
+		iPMLWriter->SetFormat(EAttParaLanguage, aSensedParaFormat->iLanguage);
+	if (aSensedParaFormat->iLeftMargin != refParaFormat->iLeftMargin)
+		iPMLWriter->SetFormat(EAttLeftMargin, aSensedParaFormat->iLeftMargin);
+	if (aSensedParaFormat->iRightMargin != refParaFormat->iRightMargin)
+		iPMLWriter->SetFormat(EAttRightMargin, aSensedParaFormat->iRightMargin);
+	if (aSensedParaFormat->iIndent != refParaFormat->iIndent)
+		iPMLWriter->SetFormat(EAttIndent, aSensedParaFormat->iIndent);
+	if (aSensedParaFormat->iAlignment != refParaFormat->iAlignment)
+		iPMLWriter->SetFormat(EAttAlignment, aSensedParaFormat->iAlignment);
+	if (aSensedParaFormat->iLineSpacing != refParaFormat->iLineSpacing)
+		iPMLWriter->SetFormat(EAttLineSpacing, aSensedParaFormat->iLineSpacing);
+	if (aSensedParaFormat->iLineSpacingControl != refParaFormat->iLineSpacingControl)
+		iPMLWriter->SetFormat(EAttLineSpacingControl, aSensedParaFormat->iLineSpacingControl);
+	if (aSensedParaFormat->iSpaceBefore != refParaFormat->iSpaceBefore)
+		iPMLWriter->SetFormat(EAttSpaceBefore, aSensedParaFormat->iSpaceBefore);
+	if (aSensedParaFormat->iSpaceAfter != refParaFormat->iSpaceAfter)
+		iPMLWriter->SetFormat(EAttSpaceAfter, aSensedParaFormat->iSpaceAfter);
+	if (aSensedParaFormat->iKeepTogether != refParaFormat->iKeepTogether)
+		iPMLWriter->SetFormat(EAttKeepTogether, aSensedParaFormat->iKeepTogether);
+	if (aSensedParaFormat->iKeepWithNext != refParaFormat->iKeepWithNext)
+		iPMLWriter->SetFormat(EAttKeepWithNext, aSensedParaFormat->iKeepWithNext);
+	if (aSensedParaFormat->iStartNewPage != refParaFormat->iStartNewPage)
+		iPMLWriter->SetFormat(EAttStartNewPage, aSensedParaFormat->iStartNewPage);
+	if (aSensedParaFormat->iWidowOrphan != refParaFormat->iWidowOrphan)
+		iPMLWriter->SetFormat(EAttWidowOrphan, aSensedParaFormat->iWidowOrphan);
+	if (aSensedParaFormat->iBorderMargin != refParaFormat->iBorderMargin)
+		iPMLWriter->SetFormat(EAttBorderMargin, aSensedParaFormat->iBorderMargin);
+	if (aSensedParaFormat->iTopBorder)
+		{
+		if (refParaFormat->iTopBorder == NULL)
+			iPMLWriter->SetFormat(EAttTopBorder, aSensedParaFormat->iTopBorder);
+		else if ((aSensedParaFormat->iTopBorder->iLineStyle != refParaFormat->iTopBorder->iLineStyle)
+		||(aSensedParaFormat->iTopBorder->iAutoColor != refParaFormat->iTopBorder->iAutoColor)
+		||(aSensedParaFormat->iTopBorder->iColor != refParaFormat->iTopBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttTopBorder, aSensedParaFormat->iTopBorder);
+			}
+		}
+	if (aSensedParaFormat->iBottomBorder)
+		{  
+		if (refParaFormat->iTopBorder == NULL)
+			iPMLWriter->SetFormat(EAttBottomBorder, aSensedParaFormat->iBottomBorder);
+		else if ((aSensedParaFormat->iBottomBorder->iLineStyle != refParaFormat->iBottomBorder->iLineStyle)
+		||(aSensedParaFormat->iBottomBorder->iAutoColor != refParaFormat->iBottomBorder->iAutoColor)
+		||(aSensedParaFormat->iBottomBorder->iColor != refParaFormat->iBottomBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttBottomBorder, aSensedParaFormat->iBottomBorder);
+			}
+		}
+	if (aSensedParaFormat->iLeftBorder)
+		{  
+		if (refParaFormat->iTopBorder == NULL)
+			iPMLWriter->SetFormat(EAttLeftBorder, aSensedParaFormat->iLeftBorder);
+		else if ((aSensedParaFormat->iLeftBorder->iLineStyle != refParaFormat->iLeftBorder->iLineStyle)
+		||(aSensedParaFormat->iLeftBorder->iAutoColor != refParaFormat->iLeftBorder->iAutoColor)
+		||(aSensedParaFormat->iLeftBorder->iColor != refParaFormat->iLeftBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttLeftBorder, aSensedParaFormat->iLeftBorder);
+			}
+		}
+	if (aSensedParaFormat->iRightBorder)
+		{  
+		if (refParaFormat->iTopBorder == NULL)
+			iPMLWriter->SetFormat(EAttRightBorder, aSensedParaFormat->iRightBorder);
+		else if ((aSensedParaFormat->iRightBorder->iLineStyle != refParaFormat->iRightBorder->iLineStyle)
+		||(aSensedParaFormat->iRightBorder->iAutoColor != refParaFormat->iRightBorder->iAutoColor)
+		||(aSensedParaFormat->iRightBorder->iColor != refParaFormat->iRightBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttRightBorder, aSensedParaFormat->iRightBorder);
+			}
+		}
+	if (aSensedParaFormat->iBullet)
+		{  
+		if (refParaFormat->iBullet == NULL)
+			iPMLWriter->SetFormat(EAttBullet, aSensedParaFormat->iBullet);
+		if ((aSensedParaFormat->iBullet->iCharacterCode != refParaFormat->iBullet->iCharacterCode)
+		||(aSensedParaFormat->iBullet->iHeight != refParaFormat->iBullet->iHeight)
+		||(aSensedParaFormat->iBullet->iTypeface.iName != refParaFormat->iBullet->iTypeface.iName)
+		||(aSensedParaFormat->iBullet->iTypeface.iFlags != refParaFormat->iBullet->iTypeface.iFlags))
+			{	
+			iPMLWriter->SetFormat(EAttBullet, aSensedParaFormat->iBullet);
+			}
+		}
+	if (aSensedParaFormat->iDefaultTabWidth != refParaFormat->iDefaultTabWidth)
+		iPMLWriter->SetFormat(EAttDefaultTabWidth, aSensedParaFormat->iDefaultTabWidth);
+	CheckTabList(aSensedParaFormat, refParaFormat);	// tabs are sensed separately
+
+	// Destroy ref format
+	Adt::Destroy(refParaFormat);
+	}
+
+void CRichTextReader::CompareCharToFactory(TCharFormat aSensedCharFormat)
+// Compares the supplied character format to the factory defaults and acts on any differences
+	{
+	// create a new reference format with factory settings
+	TCharFormat refCharFormat;
+	// step through, comparing aSensedCharFormat to the reference
+	// if any attributes differ, set the differences in the PML doc
+	if (aSensedCharFormat.iLanguage != refCharFormat.iLanguage)
+		iPMLWriter->SetFormat(EAttCharLanguage, aSensedCharFormat.iLanguage);
+	if (aSensedCharFormat.iColor != refCharFormat.iColor)
+		iPMLWriter->SetFormat(EAttColor, aSensedCharFormat.iColor.RgbToUint());
+	if (aSensedCharFormat.iFontSpec.iTypeface.iName != refCharFormat.iFontSpec.iTypeface.iName)
+		iPMLWriter->SetFormat(EAttFontTypefaceName, aSensedCharFormat.iFontSpec.iTypeface);
+	if (aSensedCharFormat.iFontSpec.iTypeface.iFlags != refCharFormat.iFontSpec.iTypeface.iFlags)
+		iPMLWriter->SetFormat(EAttFontTypefaceFlags, aSensedCharFormat.iFontSpec.iTypeface);
+	if (aSensedCharFormat.iFontSpec.iHeight != refCharFormat.iFontSpec.iHeight)
+		iPMLWriter->SetFormat(EAttFontHeight, aSensedCharFormat.iFontSpec.iHeight);
+	if (aSensedCharFormat.iFontSpec.iPosture != refCharFormat.iFontSpec.iPosture)
+		iPMLWriter->SetFormat(EAttFontPosture, aSensedCharFormat.iFontSpec.iPosture);
+	if (aSensedCharFormat.iFontSpec.iStrokeWeight != refCharFormat.iFontSpec.iStrokeWeight)
+		iPMLWriter->SetFormat(EAttFontStrokeWeight, aSensedCharFormat.iFontSpec.iStrokeWeight);
+	if (aSensedCharFormat.iFontSpec.iPos != refCharFormat.iFontSpec.iPos)
+		iPMLWriter->SetFormat(EAttFontPrintPos, aSensedCharFormat.iFontSpec.iPos);
+	if (aSensedCharFormat.iFontSpec.iUnderline != refCharFormat.iFontSpec.iUnderline)
+		iPMLWriter->SetFormat((TTextFormatAttribute)EAttFontUnderline, aSensedCharFormat.iFontSpec.iUnderline);
+	if (aSensedCharFormat.iFontSpec.iStrikethrough != refCharFormat.iFontSpec.iStrikethrough)
+		iPMLWriter->SetFormat(EAttFontStrikethrough, aSensedCharFormat.iFontSpec.iStrikethrough);
+	}
+
+
+void CRichTextReader::CompareParaFormats()
+// compares the current para format with the format of the previous para
+// any differences are output to PML
+	{
+	if (iThisParaFormat->iLanguage != iPrevParaFormat->iLanguage)
+		iPMLWriter->SetFormat(EAttParaLanguage, iThisParaFormat->iLanguage);
+	if (iThisParaFormat->iLeftMargin != iPrevParaFormat->iLeftMargin)
+		iPMLWriter->SetFormat(EAttLeftMargin, iThisParaFormat->iLeftMargin);
+	if (iThisParaFormat->iRightMargin != iPrevParaFormat->iRightMargin)
+		iPMLWriter->SetFormat(EAttRightMargin, iThisParaFormat->iRightMargin);
+	if (iThisParaFormat->iIndent != iPrevParaFormat->iIndent)
+		iPMLWriter->SetFormat(EAttIndent, iThisParaFormat->iIndent);
+	if (iThisParaFormat->iAlignment != iPrevParaFormat->iAlignment)
+		iPMLWriter->SetFormat(EAttAlignment, iThisParaFormat->iAlignment);
+	if (iThisParaFormat->iLineSpacing != iPrevParaFormat->iLineSpacing)
+		iPMLWriter->SetFormat(EAttLineSpacing, iThisParaFormat->iLineSpacing);
+	if (iThisParaFormat->iLineSpacingControl != iPrevParaFormat->iLineSpacingControl)
+		iPMLWriter->SetFormat(EAttLineSpacingControl, iThisParaFormat->iLineSpacingControl);
+	if (iThisParaFormat->iSpaceBefore != iPrevParaFormat->iSpaceBefore)
+		iPMLWriter->SetFormat(EAttSpaceBefore, iThisParaFormat->iSpaceBefore);
+	if (iThisParaFormat->iSpaceAfter != iPrevParaFormat->iSpaceAfter)
+		iPMLWriter->SetFormat(EAttSpaceAfter, iThisParaFormat->iSpaceAfter);
+	if (iThisParaFormat->iKeepTogether != iPrevParaFormat->iKeepTogether)
+		iPMLWriter->SetFormat(EAttKeepTogether, iThisParaFormat->iKeepTogether);
+	if (iThisParaFormat->iKeepWithNext != iPrevParaFormat->iKeepWithNext)
+		iPMLWriter->SetFormat(EAttKeepWithNext, iThisParaFormat->iKeepWithNext);
+	if (iThisParaFormat->iStartNewPage != iPrevParaFormat->iStartNewPage)
+		iPMLWriter->SetFormat(EAttStartNewPage, iThisParaFormat->iStartNewPage);
+	if (iThisParaFormat->iWidowOrphan != iPrevParaFormat->iWidowOrphan)
+		iPMLWriter->SetFormat(EAttWidowOrphan, iThisParaFormat->iWidowOrphan);
+	if (iThisParaFormat->iBorderMargin != iPrevParaFormat->iBorderMargin)
+		iPMLWriter->SetFormat(EAttBorderMargin, iThisParaFormat->iBorderMargin);
+	if (iThisParaFormat->iTopBorder)
+		{
+		if (iPrevParaFormat->iTopBorder == NULL)  
+			iPMLWriter->SetFormat(EAttTopBorder, iThisParaFormat->iTopBorder);
+		else if ((iThisParaFormat->iTopBorder->iLineStyle != iPrevParaFormat->iTopBorder->iLineStyle)
+		||(iThisParaFormat->iTopBorder->iAutoColor != iPrevParaFormat->iTopBorder->iAutoColor)
+		||(iThisParaFormat->iTopBorder->iColor != iPrevParaFormat->iTopBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttTopBorder, iThisParaFormat->iTopBorder);
+			}
+		}
+	if (iThisParaFormat->iBottomBorder)
+		{  
+		if (iPrevParaFormat->iBottomBorder == NULL)  
+			iPMLWriter->SetFormat(EAttBottomBorder, iThisParaFormat->iBottomBorder);
+		else if ((iThisParaFormat->iBottomBorder->iLineStyle != iPrevParaFormat->iBottomBorder->iLineStyle)
+		||(iThisParaFormat->iBottomBorder->iAutoColor != iPrevParaFormat->iBottomBorder->iAutoColor)
+		||(iThisParaFormat->iBottomBorder->iColor != iPrevParaFormat->iBottomBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttBottomBorder, iThisParaFormat->iBottomBorder);
+			}
+		}
+	if (iThisParaFormat->iLeftBorder)
+		{  
+		if (iPrevParaFormat->iLeftBorder == NULL)  
+			iPMLWriter->SetFormat(EAttLeftBorder, iThisParaFormat->iLeftBorder);
+		if ((iThisParaFormat->iLeftBorder->iLineStyle != iPrevParaFormat->iLeftBorder->iLineStyle)
+		||(iThisParaFormat->iLeftBorder->iAutoColor != iPrevParaFormat->iLeftBorder->iAutoColor)
+		||(iThisParaFormat->iLeftBorder->iColor != iPrevParaFormat->iLeftBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttLeftBorder, iThisParaFormat->iLeftBorder);
+			}
+		}
+	if (iThisParaFormat->iRightBorder)
+		{  
+		if (iPrevParaFormat->iRightBorder == NULL)  
+			iPMLWriter->SetFormat(EAttRightBorder, iThisParaFormat->iRightBorder);
+		if ((iThisParaFormat->iRightBorder->iLineStyle != iPrevParaFormat->iRightBorder->iLineStyle)
+		||(iThisParaFormat->iRightBorder->iAutoColor != iPrevParaFormat->iRightBorder->iAutoColor)
+		||(iThisParaFormat->iRightBorder->iColor != iPrevParaFormat->iRightBorder->iColor))
+			{
+			iPMLWriter->SetFormat(EAttRightBorder, iThisParaFormat->iRightBorder);
+			}
+		}
+ 	if (iThisParaFormat->iBullet)
+		{  
+		if (iPrevParaFormat->iBullet == NULL)  
+			iPMLWriter->SetFormat(EAttBullet, iThisParaFormat->iBullet);
+		else if ((iThisParaFormat->iBullet->iCharacterCode != iPrevParaFormat->iBullet->iCharacterCode)
+		||(iThisParaFormat->iBullet->iHeight != iPrevParaFormat->iBullet->iHeight)
+		||(iThisParaFormat->iBullet->iTypeface.iName != iPrevParaFormat->iBullet->iTypeface.iName)
+		||(iThisParaFormat->iBullet->iTypeface.iFlags != iPrevParaFormat->iBullet->iTypeface.iFlags))
+			{	
+			iPMLWriter->SetFormat(EAttBullet, iThisParaFormat->iBullet);
+			}
+		}
+	if (iThisParaFormat->iDefaultTabWidth != iPrevParaFormat->iDefaultTabWidth)
+		iPMLWriter->SetFormat(EAttDefaultTabWidth, iThisParaFormat->iDefaultTabWidth);
+	CheckTabList(iThisParaFormat, iPrevParaFormat);	// tabs are sensed separately
+	}
+
+
+void CRichTextReader::CheckTabList(CParaFormat* aFormatOne, CParaFormat* aFormatTwo)
+// Check whether the first (current) and second formats' tablists differ
+// If they do, output whole of first list to PML
+	{
+	TBool output = EFalse;
+	if (aFormatOne->TabCount() != aFormatTwo->TabCount())
+		output = ETrue;	// output to PML
+	else 
+		{
+		// lists are same length: check that all members are the same
+		TInt index = 0;
+		TBool dif = EFalse;
+		while ((index < aFormatOne->TabCount())&&(!dif))
+			{
+			if (aFormatOne->TabStop(index) != aFormatTwo->TabStop(index))
+				output = ETrue;	// output to PML
+			index++;
+			}
+		}
+	if (output)
+		{
+		for (TInt i=0; i < aFormatOne->TabCount(); i++)
+			iPMLWriter->SetFormat(EAttTabStop, aFormatOne->TabStop(i));
+		}
+	}
+
+
+void CRichTextReader::CompareCharFormats()
+	{
+	if (iThisCharFormat.iLanguage != iPrevCharFormat.iLanguage)
+		iPMLWriter->SetFormat(EAttCharLanguage, iThisCharFormat.iLanguage);
+	if (iThisCharFormat.iColor != iPrevCharFormat.iColor)
+		iPMLWriter->SetFormat(EAttColor, iThisCharFormat.iColor.RgbToUint());
+	if (iThisCharFormat.iFontSpec.iTypeface.iName != iPrevCharFormat.iFontSpec.iTypeface.iName)
+		iPMLWriter->SetFormat(EAttFontTypefaceName, iThisCharFormat.iFontSpec.iTypeface);
+	if (iThisCharFormat.iFontSpec.iTypeface.iFlags != iPrevCharFormat.iFontSpec.iTypeface.iFlags)
+		iPMLWriter->SetFormat(EAttFontTypefaceFlags, iThisCharFormat.iFontSpec.iTypeface);
+	if (iThisCharFormat.iFontSpec.iHeight != iPrevCharFormat.iFontSpec.iHeight)
+		iPMLWriter->SetFormat(EAttFontHeight, iThisCharFormat.iFontSpec.iHeight);
+	if (iThisCharFormat.iFontSpec.iPosture != iPrevCharFormat.iFontSpec.iPosture)
+		iPMLWriter->SetFormat(EAttFontPosture, iThisCharFormat.iFontSpec.iPosture);
+	if (iThisCharFormat.iFontSpec.iStrokeWeight != iPrevCharFormat.iFontSpec.iStrokeWeight)
+		iPMLWriter->SetFormat(EAttFontStrokeWeight, iThisCharFormat.iFontSpec.iStrokeWeight);
+	if (iThisCharFormat.iFontSpec.iPos != iPrevCharFormat.iFontSpec.iPos)
+		iPMLWriter->SetFormat(EAttFontPrintPos, iThisCharFormat.iFontSpec.iPos);
+	if (iThisCharFormat.iFontSpec.iUnderline != iPrevCharFormat.iFontSpec.iUnderline)
+		iPMLWriter->SetFormat(EAttFontUnderline, iThisCharFormat.iFontSpec.iUnderline);
+	if (iThisCharFormat.iFontSpec.iStrikethrough != iPrevCharFormat.iFontSpec.iStrikethrough)
+		iPMLWriter->SetFormat(EAttFontStrikethrough, iThisCharFormat.iFontSpec.iStrikethrough);
+	}
+
+
+
+
+//////////////////////////////////////////////////////
+// CPMLWriter
+//////////////////////////////////////////////////////
+
+CPMLWriter* CPMLWriter::NewL()
+	{
+	CPMLWriter* self=new(ELeave) CPMLWriter;
+	self->Construct();
+	return self;
+	}
+
+
+CPMLWriter::CPMLWriter()
+	{
+	// init variables
+	}
+	 
+
+void CPMLWriter::Construct()
+	{
+	iTextBuf = CBufSeg::New(64);  // create buffer with granularity 64
+	}
+
+
+void CPMLWriter::Destruct()
+	{
+	Adt::Destroy(iTextBuf);
+	}
+
+
+void CPMLWriter::ExpandBuf(const TDes8& aBuffer, TDes& aTarget)
+	//
+	// Input 8 bit buffer to be returned by ref. as an 8/16-bit version
+	// Used for unicode compatability
+	//
+	{
+	TText textPointer;
+	for (TInt pos=0 ; pos<aBuffer.Length() ; pos++ )
+		{
+		textPointer = aBuffer[pos];
+		aTarget.Append(textPointer);
+		}
+	}
+
+
+void CPMLWriter::SquashBuf(const TDesC& aBuffer, TDes8& aTarget)
+	//
+	// Input 8/16 bit buffer and an 8-bit target to be copied into.
+	// Used for unicode compatability
+	//
+	{
+	TText textPointer;
+	for (TInt pos=0; pos<aBuffer.Length(); pos++)
+		{
+		textPointer = aBuffer[pos];
+		aTarget.Append(textPointer);
+		}
+	}
+
+
+void CPMLWriter::Insert(const TDesC& aBuf)
+// insert aBuf into PML doc
+	{
+	TUint bufLength = aBuf.Length();
+	TBuf8<128> temp;
+	SquashBuf(aBuf,temp);
+	iTextBuf->InsertL(iInsertPos, temp, bufLength);
+	iInsertPos += bufLength; 
+	}
+
+
+void CPMLWriter::Delete(TUint aLength)
+// delete back from current insert pos aLength (characters)
+	{ 
+	iTextBuf->Delete(iInsertPos-aLength, aLength);
+	iInsertPos -= aLength;
+	}
+
+
+void CPMLWriter::Output(RConsole aConsole)
+// output buffer to screen
+	{ 
+	TBuf8<1> tempBuf;
+	TInt readPos = 0;
+	while (readPos < iTextBuf->Size())
+		{
+		iTextBuf->Read(readPos, tempBuf, 1);
+		TBuf<1> wideTemp;
+		ExpandBuf(tempBuf,wideTemp);
+		aConsole.Write(wideTemp);
+		readPos++;
+		}
+	}
+
+
+void CPMLWriter::SetTag(TTagType aTagType, TTagStatus aStatus)
+// insert a tag-open or tag-close into the PML doc
+	{
+	if (aStatus == ETagStart)
+		{
+		switch (aTagType)
+			{
+			case EGlobal:
+				Insert(_L("\n<G "));
+				break;
+			case EParagraph:
+				Insert(_L("\n<P "));
+				break;
+			case ECharacter:
+				Insert(_L("<C "));
+				break;
+			case EControl:
+				Insert(_L("<X "));
+				break;
+			}
+		}
+	if (aStatus == ETagEnd)
+		{
+		switch (aTagType)
+			{
+			case EGlobal:
+				Insert(_L(">\n"));
+				break;
+			case EParagraph:
+				Insert(_L(">\n"));
+				break;
+			case ECharacter:
+				Insert(_L(">"));
+				break;
+			case EControl:
+				Insert(_L(">"));
+				break;
+			}
+		}
+	}
+
+
+void CPMLWriter::SetTab(TTabStop aTabStop)
+// insert a tab into the PML doc
+	{
+	TBuf<80> tagBuf;
+	tagBuf.Format(_L("Tab=,%d"),aTabStop.iPosition);	// put 2nd paramater in first
+	switch (aTabStop.iType)								// insert 1st paramater after "="
+		{
+		case ENullTab:
+			tagBuf.Insert(4,_L("Null"));				
+			break;
+		case ELeftTab:
+			tagBuf.Insert(4,_L("Left"));
+			break;
+		case ECenteredTab:
+			tagBuf.Insert(4,_L("Centered"));
+			break;
+		case ERightTab:
+			tagBuf.Insert(4,_L("Right"));
+			break;
+		}
+	Insert(tagBuf);
+	}
+
+/* The setFormat functions add the stipulated formatting to the PML doc */
+
+void CPMLWriter::SetFormat(TTextFormatAttribute aAttribute, TInt aValue)
+	{
+	TBuf<80> outputBuf;
+	switch (aAttribute)
+		{
+		// Para Formats
+		case EAttParaLanguage:
+			outputBuf.Format(_L("ParaLanguage=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttLeftMargin:
+			outputBuf.Format(_L("LeftMargin=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttRightMargin:
+			outputBuf.Format(_L("RightMargin=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttIndent:
+			outputBuf.Format(_L("Indent=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttAlignment:
+			ProcessAlignment(aValue);
+			break;
+		case EAttLineSpacing:
+			outputBuf.Format(_L("LineSpacing=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttLineSpacingControl:
+			ProcessLineSpacingControl(aValue);
+			break;
+		case EAttSpaceBefore:
+			outputBuf.Format(_L("SpaceBefore=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttSpaceAfter:
+			outputBuf.Format(_L("SpaceAfter=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttKeepTogether:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttKeepWithNext:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttStartNewPage:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttWidowOrphan:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttBorderMargin:
+			outputBuf.Format(_L("BorderMargin=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttDefaultTabWidth:
+			outputBuf.Format(_L("DefaultTabWidth=%d "),aValue);
+			Insert(outputBuf);
+			break;
+
+	// Char formats
+		case EAttCharLanguage:
+			outputBuf.Format(_L("Language=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttColor:
+			outputBuf.Format(_L("Color=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttFontHeight:
+			outputBuf.Format(_L("FontHeight=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		case EAttFontPosture:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttFontStrokeWeight:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttFontPrintPos:
+			ProcessFontPrintPos(aValue);
+			break;
+		case EAttFontUnderline:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttFontStrikethrough:
+			ProcessBooleanAtt(aAttribute, aValue);
+			break;
+		case EAttFontTypefaceFlags:
+			outputBuf.Format(_L("TypefaceFlags=%d "),aValue);
+			Insert(outputBuf);
+			break;
+		}
+	}
+
+
+void CPMLWriter::SetFormat(TTextFormatAttribute aAttribute, const TTypeface &aTypeface)
+	{
+	TBuf<80> outputBuf;
+	switch (aAttribute)
+		{
+		case EAttFontTypefaceName:
+			outputBuf.Format(_L("TypefaceName=%S "),&aTypeface.iName);
+			break;
+		case EAttFontTypefaceFlags:
+			outputBuf.Format(_L("TypefaceFlags=%u "),aTypeface.iFlags);
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+void CPMLWriter::SetFormat(TTextFormatAttribute aAttribute, TParaBorder* aParaBorder)
+	{
+	TBuf<80> outputBuf;
+	TBuf<80> values;
+	values.Format(_L("%d,%d,%d"),aParaBorder->iLineStyle,aParaBorder->iAutoColor,aParaBorder->iColor.RgbToUint());
+	outputBuf.Insert(0,values);
+	switch (aAttribute)
+		{
+		case EAttTopBorder:
+			outputBuf.Insert(0,_L("TopBorder="));
+			break;
+		case EAttBottomBorder:
+			outputBuf.Insert(0,_L("BottomBorder="));
+			break;
+		case EAttLeftBorder:
+			outputBuf.Insert(0,_L("LeftBorder="));
+			break;
+		case EAttRightBorder:
+			outputBuf.Insert(0,_L("RightBorder="));
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+
+void CPMLWriter::SetFormat(TTextFormatAttribute /*aAttribute*/, TBullet* aBullet)
+	{
+	TBuf<80> outputBuf;
+	outputBuf.Format(_L("%d,%u,%u,"),aBullet->iCharacterCode,aBullet->iHeight,
+															aBullet->iTypeface.iFlags);
+	TBuf<128> wideTemp; // long enough??
+	ExpandBuf(aBullet->iTypeface.iName,wideTemp);
+	outputBuf.Append(wideTemp);
+	outputBuf.Append(_L(" "));
+	outputBuf.Insert(0,_L("Bullet="));
+	Insert(outputBuf);
+	}
+
+
+void CPMLWriter::SetFormat(TTextFormatAttribute /*aAttribute*/, TTabStop aTabStop)
+	{
+	TBuf<80> outputBuf;
+	outputBuf.Format(_L("Tabstop=%u,"),aTabStop.iPosition);
+	switch (aTabStop.iType)
+		{
+		case ENullTab:
+			outputBuf.Append(_L("Null "));
+			break;
+		case ELeftTab:
+			outputBuf.Append(_L("Left "));
+			break;
+		case ERightTab:
+			outputBuf.Append(_L("Right "));
+			break;
+		case ECenteredTab:
+			outputBuf.Append(_L("Centered "));
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+
+void CPMLWriter::ProcessAlignment(TInt aValue)
+	{
+	TBuf<80> outputBuf;
+	switch (aValue)
+		{
+		case 0:
+			outputBuf.Insert(0,_L("Alignment=Left "));
+			break;
+		case 1:
+			outputBuf.Insert(0,_L("Alignment=Center "));
+			break;
+		case 2:
+			outputBuf.Insert(0,_L("Alignment=Right "));
+			break;
+		case 3:
+			outputBuf.Insert(0,_L("Alignment=Justified "));
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+
+void CPMLWriter::ProcessLineSpacingControl(TInt aValue)
+	{
+	TBuf<80> outputBuf;
+	switch (aValue)
+		{
+		case 0:
+			outputBuf.Insert(0,_L("LineSpacingControl=Atleast "));
+			break;
+		case 1:
+			outputBuf.Insert(0,_L("LineSpacingControl=Exactly "));
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+
+void CPMLWriter::ProcessFontPrintPos(TInt aValue)
+	{
+	TBuf<80> outputBuf;
+	switch (aValue)
+		{
+		case 0:
+			outputBuf.Insert(0,_L("PrintPos=Normal "));
+			break;
+		case 1:
+			outputBuf.Insert(0,_L("PrintPos=SuperScript "));
+			break;
+		case 2:
+			outputBuf.Insert(0,_L("PrintPos=SubScript "));
+			break;
+		}
+	Insert(outputBuf);
+	}
+
+
+ void CPMLWriter::ProcessBooleanAtt(TTextFormatAttribute aAttribute, TInt aValue)
+	{
+	TBuf<80> outputBuf;
+	switch (aAttribute)
+		{
+		case EAttKeepTogether:
+			outputBuf.Insert(0,_L("KeepTogether "));
+			break;
+		case EAttKeepWithNext:
+			outputBuf.Insert(0,_L("KeepWithNext "));
+			break;
+		case EAttStartNewPage:
+			outputBuf.Insert(0,_L("StartNewPage "));
+			break;
+		case EAttWidowOrphan:
+			outputBuf.Insert(0,_L("WidowOrphan "));
+			break;
+		case EAttFontPosture:
+			outputBuf.Insert(0,_L("Italic "));
+			break;
+		case EAttFontStrokeWeight:
+			outputBuf.Insert(0,_L("Bold "));
+			break;
+		case EAttFontUnderline:
+			outputBuf.Insert(0,_L("Underline "));
+			break;
+		case EAttFontStrikethrough:
+			outputBuf.Insert(0,_L("Strikethrough "));
+			break;
+		}
+	if (aValue == 0)	// Boolean NOT
+		outputBuf.Insert(0,_L("!"));
+	Insert(outputBuf);
+	}