svgtopt/SVG/SVGImpl/src/SVGLineElementImpl.cpp
author hgs
Wed, 03 Nov 2010 18:56:10 +0200
changeset 46 88edb906c587
permissions -rw-r--r--
201044
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/*
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* Copyright (c) 2003 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:  SVG Implementation source file
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 *
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*/
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#if !defined(__E32BASE_H__)
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#include <e32base.h>
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#endif
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#include "SVGLineElementImpl.h"
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#include "SVGElementImpl.h"
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#include "SVGDocumentImpl.h"
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#include "SVGSchemaData.h"
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#include "GfxAffineTransform.h"
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgLineElementImpl* CSvgLineElementImpl::NewL(  const TUint8 aElemID,
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												CSvgDocumentImpl* aDoc )
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	{
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	CSvgLineElementImpl*self    = new ( ELeave ) CSvgLineElementImpl( aDoc );
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	CleanupStack::PushL( self );
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	self->ConstructL(  aElemID );
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	CleanupStack::Pop();
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	return self;
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	}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgLineElementImpl* CSvgLineElementImpl::NewLC(  const TUint8 aElemID,
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												 CSvgDocumentImpl* aDoc )
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	{
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	CSvgLineElementImpl*self    = new ( ELeave ) CSvgLineElementImpl( aDoc );
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	CleanupStack::PushL( self );
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	self->ConstructL(  aElemID );
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	return self;
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	}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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void CSvgLineElementImpl::ConstructL(  const TUint8 aElemID )
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	{
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	CSvgElementImpl::InitializeL(  aElemID );
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		iSvgStyleProperties = new(ELeave) RPointerArray<CCssValue>(KCSS_MAX_ATTR);
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	User::LeaveIfError( iSvgStyleProperties->Append( NULL ) );
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	iSvgStyleProperties->Remove( 0 );
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    iSvgTransformable = CSvgTransformableImpl::NewL();
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	}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgLineElementImpl::CSvgLineElementImpl( CSvgDocumentImpl* aDoc ) : iLine( 0,
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                                                                            0,
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                                                                            0,
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                                                                            0 )
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    {
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	SetOwnerDocument(aDoc);
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgLineElementImpl::~CSvgLineElementImpl()
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    {
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	if ( iSvgStyleProperties )
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		{
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		iSvgStyleProperties->Close();
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		delete iSvgStyleProperties;
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		iSvgStyleProperties = NULL;
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		}
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    }
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// *******************************************************
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// From MXmlElement
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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TInt CSvgLineElementImpl::SetAttributeL( const TDesC& aName,
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                                         const TDesC& aValue )
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    {
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	CSvgElementImpl::SetAttributeL(aName,aValue);
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    return KErrNone;
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    }
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// From MXmlElementOpt
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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TInt CSvgLineElementImpl::GetAttributeFloat( const TInt aNameId,
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                                             TFloatFixPt& aValue )
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    {
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    switch ( aNameId )
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        {
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        case KAtrX1:
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        aValue = iLine.iX1;
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        break;
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        case KAtrY1:
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        aValue = iLine.iY1;
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        break;
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        case KAtrX2:
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        aValue = iLine.iX2;
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        break;
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        case KAtrY2:
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        aValue = iLine.iY2;
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        break;
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        default:
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        return CSvgElementImpl::GetAttributeFloat( aNameId, aValue );
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        }
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    return KErrNone;
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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TInt CSvgLineElementImpl::SetAttributeFloatL( const TInt aNameId,
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                                              const TFloatFixPt aValue )
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    {
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    switch ( aNameId )
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        {
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        case KAtrX1:
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        iLine.iX1 = aValue;
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        // SetX1(aValue);
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        break;
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        case KAtrY1:
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        iLine.iY1 = aValue;
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        // SetY1(aValue);
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        break;
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        case KAtrX2 :
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        iLine.iX2 = aValue;
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        //SetX1(aValue);
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        break;
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        case KAtrY2 :
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        iLine.iY2 = aValue;
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        //SetY2(aValue);
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        break;
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        default:
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        return CSvgElementImpl::SetAttributeFloatL( aNameId, aValue );
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        }
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    return KErrNone;
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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TBool CSvgLineElementImpl::DrawL( CGfx2dGc* aGc, CSvgElementImpl* aElement )
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    {
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    //line isnt a line at all two identical points
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    if (iLine.iX1 == iLine.iX2 && iLine.iY1 == iLine.iY2)
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    return ETrue;
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    this->DrawShapeL( aGc, iLine, aElement );
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    return ETrue;
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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void CSvgLineElementImpl::GetBBox( TGfxRectangle2D& aBbox )
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    {
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    iLine.GetBounds( GetCTM(), aBbox );
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    }
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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void CSvgLineElementImpl::GetUnscaledBBox( TGfxRectangle2D& aBbox )
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    {
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    TGfxAffineTransform identityTx;
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    iLine.GetBounds( identityTx, aBbox );
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    }
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// ---------------------------------------------------------------------------
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// perform a deep clone of this object
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// ---------------------------------------------------------------------------
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MXmlElement* CSvgLineElementImpl::CloneL(MXmlElement* aParentElement)
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    {
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    // create new circle
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    CSvgLineElementImpl* newElement = CSvgLineElementImpl::NewL(  this->ElemID(), ((CSvgDocumentImpl*)iOwnerDocument));
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    CleanupStack::PushL(newElement);
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	newElement->iParentNode = aParentElement;
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    // copy everything over
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    this->CopyL(newElement);
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	CleanupStack::Pop();
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    return newElement;
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    }
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// perform a deep copy of this object
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void CSvgLineElementImpl::CopyL( CSvgLineElementImpl* aDestElement )
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    {
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    if(aDestElement)
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		{
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	    // copy stuff from superclass
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	    this->CSvgElementImpl::CopyL(aDestElement);
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	    // copy iLine items special to circle
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	    aDestElement->iLine.iX1 = this->iLine.iX1;
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	    aDestElement->iLine.iX2 = this->iLine.iX2;
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	    aDestElement->iLine.iY1 = this->iLine.iY1;
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	    aDestElement->iLine.iY2 = this->iLine.iY2;
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	    // copy the reference to idoc (CSvgDocumentImpl)
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	    aDestElement->iOwnerDocument = this->iOwnerDocument;
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		}
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    }
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void CSvgLineElementImpl::Print( TBool aIsEncodeOn )
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{
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	if (!aIsEncodeOn)
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	{
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		#ifdef _DEBUG
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		RDebug::Printf("<line x1=\"%d\" x2=\"%d\" y1=\"%d\" y2=\"%d\">", (int)iLine.iX1, (int)iLine.iX2, (int)iLine.iY1, (int)iLine.iY2);
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		#endif
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	}
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}