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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 "SVGPathElementImpl.h"
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#include "GfxGeneralPath.h"
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#include "SVGDocumentImpl.h"
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#include "SVGSchemaData.h"
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#include "SVGPathDataParser.h"
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_LIT( D, "d" );
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgPathElementImpl* CSvgPathElementImpl::NewL( const TUint8 aElemID,
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CSvgDocumentImpl* aDoc )
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{
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CSvgPathElementImpl*self = new ( ELeave ) CSvgPathElementImpl( 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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CSvgPathElementImpl::~CSvgPathElementImpl()
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{
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if(iShape)
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{
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delete iShape;
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iShape = NULL;
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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 CSvgPathElementImpl::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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if ( aName == D )
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{
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iReqAttrFlag = 0;
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TSvgPathDataParser::ParsePathData( aValue, iShape );
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// verify path starts with move command
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RArray<TUint32>* typeArray = iShape->PointTypeArray();
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if ( !typeArray || ( typeArray->Count() > 0 && (*typeArray)[0] != EGfxSegMoveTo ) )
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{
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if ( iOwnerDocument )
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{
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_LIT( msg1, "Missing 'move to segment' in <path>" );
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_LIT(msg2, "");
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((CSvgDocumentImpl*)iOwnerDocument)->SetError( KErrNotFound, msg1, msg2 );
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}
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}
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}
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if (( ((CSvgElementImpl*)iParentNode) != NULL && ((CSvgElementImpl*)iParentNode)->ElemID() == KSvgGlyphElement ) && ( aName == D) )
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{
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((CSvgElementImpl*)iParentNode)->SetAttributeL(aName,aValue);
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}
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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 CSvgPathElementImpl::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 KAtrRefX:
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aValue = iShape->PointCoordsArray()[0];
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break;
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case KAtrRefY:
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aValue = iShape->PointCoordsArray()[1];
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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 CSvgPathElementImpl::GetAttributePath( const TInt aNameId,
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CGfxGeneralPath*& aValue )
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{
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if ( aNameId == KAtrData )
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{
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aValue = iShape;
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}
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else
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{
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aValue = NULL;
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return KErrNoAttribute;
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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 CSvgPathElementImpl::SetAttributePathL( const TInt aNameId,
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CGfxGeneralPath* aValue )
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{
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if ( aNameId == KAtrData )
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{
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// copy aValue into iShape not just reassign pointers - that will cause memory leak
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// copy when CGfxGeneralPath implements a copy method
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iShape->SetPointTypeArrayL( aValue->PointTypeArray() );
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iShape->SetPointCoordsArrayL( aValue->PointCoordsArrayAll() );
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if( WasTurnedOff() )
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{
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// turn it on. this means all the required attributes Are present and
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// hence we can render it.
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_LIT(KInline , "inline");
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CSvgElementImpl::SetPropertyL(KCSS_ATTR_DISPLAY, KInline);
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SetTurnOff( EFalse );
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}
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}
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else
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{
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return KErrNoAttribute;
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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 CSvgPathElementImpl::SetAttributePathRef( const TInt aNameId,
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CGfxGeneralPath*& aValue )
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{
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if ( aNameId == KAtrData )
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{
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if(iShape)
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{
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delete iShape;
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iShape= NULL;
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}
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iShape= aValue;
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if (( ((CSvgElementImpl*)iParentNode) != NULL && ((CSvgElementImpl*)iParentNode)->ElemID() == KSvgGlyphElement ) && ( aNameId == KAtrD) )
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{
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((CSvgElementImpl*)iParentNode)->SetPathAttribute(aNameId,aValue);
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}
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}
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else
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{
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return KErrNoAttribute;
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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 CSvgPathElementImpl::DrawL( CGfx2dGc* aGc, CSvgElementImpl* aElement )
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{
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this->DrawShapeL( aGc, *iShape, 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 CSvgPathElementImpl::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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iShape = CGfxGeneralPath::NewL();
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iReqAttrFlag=KSVG_PATH_ELEMFLAG;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CSvgPathElementImpl::CSvgPathElementImpl( CSvgDocumentImpl* aDoc )
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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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void CSvgPathElementImpl::GetBBox( TGfxRectangle2D& aBbox )
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{
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if (!iShape || iShape->PointTypeArray()->Count() == 0)
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{
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// The D attribute has not been set yet
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return;
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}
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iShape->GetBounds( GetCTM(), aBbox );
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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void CSvgPathElementImpl::GetUnscaledBBox( TGfxRectangle2D& aBbox )
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{
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if (!iShape || iShape->PointTypeArray()->Count() == 0)
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{
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// The D attribute has not been set yet
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return;
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}
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TGfxAffineTransform identityTx;
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iShape->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* CSvgPathElementImpl::CloneL(MXmlElement* aParentElement)
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{
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// create new polyline
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CSvgPathElementImpl* newElement = CSvgPathElementImpl::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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// ---------------------------------------------------------------------------
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// perform a deep copy of this object
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// ---------------------------------------------------------------------------
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void CSvgPathElementImpl::CopyL( CSvgPathElementImpl* 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 iShape
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RArray<TUint32>* lTypes = this->iShape->PointTypeArray();
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RArray<TFloatFixPt>* lCoords = this->iShape->PointCoordsArrayAll();
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aDestElement->iShape->SetPointTypeArrayL(lTypes);
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aDestElement->iShape->SetPointCoordsArrayL(lCoords);
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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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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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CGfxGeneralPath* CSvgPathElementImpl::GetPathAttribute(TInt aAttributeId)
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{
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if(aAttributeId == KAtrD)
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{
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return iShape;
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}
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return NULL;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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void CSvgPathElementImpl::SetPathAttribute(TInt aAttributeId, CGfxGeneralPath* aPathHandle)
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{
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if(aAttributeId == KAtrD)
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{
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if(iShape != aPathHandle)
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{
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delete iShape;
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iShape = aPathHandle;
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}
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}
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}
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void CSvgPathElementImpl::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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RArray<TUint32>* lTypes = this->iShape->PointTypeArray();
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RArray<TFloatFixPt>* lCoords = this->iShape->PointCoordsArrayAll();
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if (lTypes->Count() != lCoords->Count())
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{
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RDebug::Printf("Invalid path points and types didnt match", this);
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return;
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}
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RDebug::Printf("<path d=\"", this);
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TInt lTypesCnt = lTypes->Count();
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for (TInt i=0; i < lTypesCnt; i++)
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{
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RDebug::Printf("%c ", lTypes->operator[]( i ));
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RDebug::Printf("%d ", (int)(lCoords->operator[]( i )));
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}
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RDebug::Printf(" z\">", this);
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#endif
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}
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}
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